Mercurial > vim
annotate src/memline.c @ 26174:00e8f1ac9c6d
Added tag v8.2.3618 for changeset 460790b520ddb35c035c466e50f718f6c8e15ff7
author | Bram Moolenaar <Bram@vim.org> |
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date | Thu, 18 Nov 2021 22:00:06 +0100 |
parents | c2d4e40a32a6 |
children | 2815b25993fb |
rev | line source |
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commit https://github.com/vim/vim/commit/edf3f97ae2af024708ebb4ac614227327033ca47
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1 /* vi:set ts=8 sts=4 sw=4 noet: |
7 | 2 * |
3 * VIM - Vi IMproved by Bram Moolenaar | |
4 * | |
5 * Do ":help uganda" in Vim to read copying and usage conditions. | |
6 * Do ":help credits" in Vim to see a list of people who contributed. | |
7 * See README.txt for an overview of the Vim source code. | |
8 */ | |
9 | |
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10 // for debugging |
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11 // #define CHECK(c, s) do { if (c) emsg((s)); } while (0) |
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12 #define CHECK(c, s) do { /**/ } while (0) |
7 | 13 |
14 /* | |
15 * memline.c: Contains the functions for appending, deleting and changing the | |
625 | 16 * text lines. The memfile functions are used to store the information in |
17 * blocks of memory, backed up by a file. The structure of the information is | |
18 * a tree. The root of the tree is a pointer block. The leaves of the tree | |
19 * are data blocks. In between may be several layers of pointer blocks, | |
20 * forming branches. | |
7 | 21 * |
22 * Three types of blocks are used: | |
23 * - Block nr 0 contains information for recovery | |
24 * - Pointer blocks contain list of pointers to other blocks. | |
25 * - Data blocks contain the actual text. | |
26 * | |
27 * Block nr 0 contains the block0 structure (see below). | |
28 * | |
29 * Block nr 1 is the first pointer block. It is the root of the tree. | |
30 * Other pointer blocks are branches. | |
31 * | |
32 * If a line is too big to fit in a single page, the block containing that | |
33 * line is made big enough to hold the line. It may span several pages. | |
34 * Otherwise all blocks are one page. | |
35 * | |
36 * A data block that was filled when starting to edit a file and was not | |
37 * changed since then, can have a negative block number. This means that it | |
38 * has not yet been assigned a place in the file. When recovering, the lines | |
39 * in this data block can be read from the original file. When the block is | |
40 * changed (lines appended/deleted/changed) or when it is flushed it gets a | |
41 * positive number. Use mf_trans_del() to get the new number, before calling | |
42 * mf_get(). | |
43 */ | |
44 | |
45 #include "vim.h" | |
46 | |
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47 #ifndef UNIX // it's in os_unix.h for Unix |
7 | 48 # include <time.h> |
49 #endif | |
50 | |
1030 | 51 #if defined(SASC) || defined(__amigaos4__) |
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52 # include <proto/dos.h> // for Open() and Close() |
7 | 53 #endif |
54 | |
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55 typedef struct block0 ZERO_BL; // contents of the first block |
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56 typedef struct pointer_block PTR_BL; // contents of a pointer block |
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57 typedef struct data_block DATA_BL; // contents of a data block |
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58 typedef struct pointer_entry PTR_EN; // block/line-count pair |
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59 |
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60 #define DATA_ID (('d' << 8) + 'a') // data block id |
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61 #define PTR_ID (('p' << 8) + 't') // pointer block id |
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62 #define BLOCK0_ID0 'b' // block 0 id 0 |
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63 #define BLOCK0_ID1 '0' // block 0 id 1 |
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64 #define BLOCK0_ID1_C0 'c' // block 0 id 1 'cm' 0 |
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65 #define BLOCK0_ID1_C1 'C' // block 0 id 1 'cm' 1 |
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66 #define BLOCK0_ID1_C2 'd' // block 0 id 1 'cm' 2 |
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67 #define BLOCK0_ID1_C3 'S' // block 0 id 1 'cm' 3 - but not actually used |
6122 | 68 |
69 #if defined(FEAT_CRYPT) | |
70 static int id1_codes[] = { | |
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71 BLOCK0_ID1_C0, // CRYPT_M_ZIP |
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72 BLOCK0_ID1_C1, // CRYPT_M_BF |
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73 BLOCK0_ID1_C2, // CRYPT_M_BF2 |
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74 BLOCK0_ID1_C3, // CRYPT_M_SOD - Unused! |
6122 | 75 }; |
76 #endif | |
7 | 77 |
78 /* | |
79 * pointer to a block, used in a pointer block | |
80 */ | |
81 struct pointer_entry | |
82 { | |
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83 blocknr_T pe_bnum; // block number |
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84 linenr_T pe_line_count; // number of lines in this branch |
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85 linenr_T pe_old_lnum; // lnum for this block (for recovery) |
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86 int pe_page_count; // number of pages in block pe_bnum |
7 | 87 }; |
88 | |
89 /* | |
90 * A pointer block contains a list of branches in the tree. | |
91 */ | |
92 struct pointer_block | |
93 { | |
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94 short_u pb_id; // ID for pointer block: PTR_ID |
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95 short_u pb_count; // number of pointers in this block |
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96 short_u pb_count_max; // maximum value for pb_count |
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97 PTR_EN pb_pointer[1]; // list of pointers to blocks (actually longer) |
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98 // followed by empty space until end of page |
7 | 99 }; |
100 | |
101 /* | |
102 * A data block is a leaf in the tree. | |
103 * | |
104 * The text of the lines is at the end of the block. The text of the first line | |
105 * in the block is put at the end, the text of the second line in front of it, | |
106 * etc. Thus the order of the lines is the opposite of the line number. | |
107 */ | |
108 struct data_block | |
109 { | |
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110 short_u db_id; // ID for data block: DATA_ID |
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111 unsigned db_free; // free space available |
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112 unsigned db_txt_start; // byte where text starts |
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113 unsigned db_txt_end; // byte just after data block |
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114 linenr_T db_line_count; // number of lines in this block |
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115 unsigned db_index[1]; // index for start of line (actually bigger) |
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116 // followed by empty space up to db_txt_start |
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117 // followed by the text in the lines until |
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118 // end of page |
7 | 119 }; |
120 | |
121 /* | |
122 * The low bits of db_index hold the actual index. The topmost bit is | |
123 * used for the global command to be able to mark a line. | |
124 * This method is not clean, but otherwise there would be at least one extra | |
125 * byte used for each line. | |
126 * The mark has to be in this place to keep it with the correct line when other | |
127 * lines are inserted or deleted. | |
128 */ | |
129 #define DB_MARKED ((unsigned)1 << ((sizeof(unsigned) * 8) - 1)) | |
130 #define DB_INDEX_MASK (~DB_MARKED) | |
131 | |
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132 #define INDEX_SIZE (sizeof(unsigned)) // size of one db_index entry |
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133 #define HEADER_SIZE (sizeof(DATA_BL) - INDEX_SIZE) // size of data block header |
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134 |
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135 #define B0_FNAME_SIZE_ORG 900 // what it was in older versions |
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136 #define B0_FNAME_SIZE_NOCRYPT 898 // 2 bytes used for other things |
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137 #define B0_FNAME_SIZE_CRYPT 890 // 10 bytes used for other things |
39 | 138 #define B0_UNAME_SIZE 40 |
139 #define B0_HNAME_SIZE 40 | |
7 | 140 /* |
141 * Restrict the numbers to 32 bits, otherwise most compilers will complain. | |
142 * This won't detect a 64 bit machine that only swaps a byte in the top 32 | |
143 * bits, but that is crazy anyway. | |
144 */ | |
145 #define B0_MAGIC_LONG 0x30313233L | |
146 #define B0_MAGIC_INT 0x20212223L | |
147 #define B0_MAGIC_SHORT 0x10111213L | |
148 #define B0_MAGIC_CHAR 0x55 | |
149 | |
150 /* | |
151 * Block zero holds all info about the swap file. | |
152 * | |
153 * NOTE: DEFINITION OF BLOCK 0 SHOULD NOT CHANGE! It would make all existing | |
154 * swap files unusable! | |
155 * | |
156 * If size of block0 changes anyway, adjust MIN_SWAP_PAGE_SIZE in vim.h!! | |
157 * | |
1228 | 158 * This block is built up of single bytes, to make it portable across |
7 | 159 * different machines. b0_magic_* is used to check the byte order and size of |
160 * variables, because the rest of the swap file is not portable. | |
161 */ | |
162 struct block0 | |
163 { | |
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164 char_u b0_id[2]; // id for block 0: BLOCK0_ID0 and BLOCK0_ID1, |
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165 // BLOCK0_ID1_C0, BLOCK0_ID1_C1, etc. |
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166 char_u b0_version[10]; // Vim version string |
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167 char_u b0_page_size[4];// number of bytes per page |
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168 char_u b0_mtime[4]; // last modification time of file |
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169 char_u b0_ino[4]; // inode of b0_fname |
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170 char_u b0_pid[4]; // process id of creator (or 0) |
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171 char_u b0_uname[B0_UNAME_SIZE]; // name of user (uid if no name) |
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172 char_u b0_hname[B0_HNAME_SIZE]; // host name (if it has a name) |
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173 char_u b0_fname[B0_FNAME_SIZE_ORG]; // name of file being edited |
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174 long b0_magic_long; // check for byte order of long |
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175 int b0_magic_int; // check for byte order of int |
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176 short b0_magic_short; // check for byte order of short |
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177 char_u b0_magic_char; // check for last char |
7 | 178 }; |
39 | 179 |
180 /* | |
625 | 181 * Note: b0_dirty and b0_flags are put at the end of the file name. For very |
39 | 182 * long file names in older versions of Vim they are invalid. |
183 * The 'fileencoding' comes before b0_flags, with a NUL in front. But only | |
184 * when there is room, for very long file names it's omitted. | |
185 */ | |
186 #define B0_DIRTY 0x55 | |
2267 | 187 #define b0_dirty b0_fname[B0_FNAME_SIZE_ORG - 1] |
39 | 188 |
189 /* | |
190 * The b0_flags field is new in Vim 7.0. | |
191 */ | |
2267 | 192 #define b0_flags b0_fname[B0_FNAME_SIZE_ORG - 2] |
193 | |
194 /* | |
195 * Crypt seed goes here, 8 bytes. New in Vim 7.3. | |
196 * Without encryption these bytes may be used for 'fenc'. | |
197 */ | |
198 #define b0_seed b0_fname[B0_FNAME_SIZE_ORG - 2 - MF_SEED_LEN] | |
39 | 199 |
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200 // The lowest two bits contain the fileformat. Zero means it's not set |
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201 // (compatible with Vim 6.x), otherwise it's EOL_UNIX + 1, EOL_DOS + 1 or |
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202 // EOL_MAC + 1. |
39 | 203 #define B0_FF_MASK 3 |
204 | |
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205 // Swap file is in directory of edited file. Used to find the file from |
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206 // different mount points. |
39 | 207 #define B0_SAME_DIR 4 |
208 | |
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209 // The 'fileencoding' is at the end of b0_fname[], with a NUL in front of it. |
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210 // When empty there is only the NUL. |
39 | 211 #define B0_HAS_FENC 8 |
7 | 212 |
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213 #define STACK_INCR 5 // nr of entries added to ml_stack at a time |
7 | 214 |
215 /* | |
216 * The line number where the first mark may be is remembered. | |
217 * If it is 0 there are no marks at all. | |
218 * (always used for the current buffer only, no buffer change possible while | |
219 * executing a global command). | |
220 */ | |
221 static linenr_T lowest_marked = 0; | |
222 | |
223 /* | |
224 * arguments for ml_find_line() | |
225 */ | |
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226 #define ML_DELETE 0x11 // delete line |
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227 #define ML_INSERT 0x12 // insert line |
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228 #define ML_FIND 0x13 // just find the line |
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229 #define ML_FLUSH 0x02 // flush locked block |
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230 #define ML_SIMPLE(x) (x & 0x10) // DEL, INS or FIND |
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231 |
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232 // argument for ml_upd_block0() |
2267 | 233 typedef enum { |
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234 UB_FNAME = 0 // update timestamp and filename |
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235 , UB_SAME_DIR // update the B0_SAME_DIR flag |
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236 , UB_CRYPT // update crypt key |
2267 | 237 } upd_block0_T; |
238 | |
239 #ifdef FEAT_CRYPT | |
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240 static void ml_set_b0_crypt(buf_T *buf, ZERO_BL *b0p); |
2267 | 241 #endif |
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242 static void ml_upd_block0(buf_T *buf, upd_block0_T what); |
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243 static void set_b0_fname(ZERO_BL *, buf_T *buf); |
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244 static void set_b0_dir_flag(ZERO_BL *b0p, buf_T *buf); |
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245 static void add_b0_fenc(ZERO_BL *b0p, buf_T *buf); |
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246 static time_t swapfile_info(char_u *); |
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247 static int recov_file_names(char_u **, char_u *, int prepend_dot); |
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248 static char_u *findswapname(buf_T *, char_u **, char_u *); |
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249 static void ml_flush_line(buf_T *); |
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250 static bhdr_T *ml_new_data(memfile_T *, int, int); |
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251 static bhdr_T *ml_new_ptr(memfile_T *); |
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252 static bhdr_T *ml_find_line(buf_T *, linenr_T, int); |
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253 static int ml_add_stack(buf_T *); |
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254 static void ml_lineadd(buf_T *, int); |
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255 static int b0_magic_wrong(ZERO_BL *); |
7 | 256 #ifdef CHECK_INODE |
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257 static int fnamecmp_ino(char_u *, char_u *, long); |
7 | 258 #endif |
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259 static void long_to_char(long, char_u *); |
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260 static long char_to_long(char_u *); |
2267 | 261 #ifdef FEAT_CRYPT |
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262 static cryptstate_T *ml_crypt_prepare(memfile_T *mfp, off_T offset, int reading); |
2267 | 263 #endif |
7 | 264 #ifdef FEAT_BYTEOFF |
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265 static void ml_updatechunk(buf_T *buf, long line, long len, int updtype); |
7 | 266 #endif |
267 | |
268 /* | |
625 | 269 * Open a new memline for "buf". |
7 | 270 * |
625 | 271 * Return FAIL for failure, OK otherwise. |
7 | 272 */ |
273 int | |
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274 ml_open(buf_T *buf) |
7 | 275 { |
276 memfile_T *mfp; | |
277 bhdr_T *hp = NULL; | |
278 ZERO_BL *b0p; | |
279 PTR_BL *pp; | |
280 DATA_BL *dp; | |
281 | |
625 | 282 /* |
283 * init fields in memline struct | |
284 */ | |
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285 buf->b_ml.ml_stack_size = 0; // no stack yet |
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286 buf->b_ml.ml_stack = NULL; // no stack yet |
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287 buf->b_ml.ml_stack_top = 0; // nothing in the stack |
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288 buf->b_ml.ml_locked = NULL; // no cached block |
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289 buf->b_ml.ml_line_lnum = 0; // no cached line |
7 | 290 #ifdef FEAT_BYTEOFF |
625 | 291 buf->b_ml.ml_chunksize = NULL; |
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292 buf->b_ml.ml_usedchunks = 0; |
7 | 293 #endif |
294 | |
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295 if (cmdmod.cmod_flags & CMOD_NOSWAPFILE) |
5737 | 296 buf->b_p_swf = FALSE; |
297 | |
625 | 298 /* |
299 * When 'updatecount' is non-zero swap file may be opened later. | |
300 */ | |
301 if (p_uc && buf->b_p_swf) | |
302 buf->b_may_swap = TRUE; | |
7 | 303 else |
625 | 304 buf->b_may_swap = FALSE; |
305 | |
306 /* | |
307 * Open the memfile. No swap file is created yet. | |
308 */ | |
7 | 309 mfp = mf_open(NULL, 0); |
310 if (mfp == NULL) | |
311 goto error; | |
312 | |
625 | 313 buf->b_ml.ml_mfp = mfp; |
2267 | 314 #ifdef FEAT_CRYPT |
315 mfp->mf_buffer = buf; | |
316 #endif | |
625 | 317 buf->b_ml.ml_flags = ML_EMPTY; |
318 buf->b_ml.ml_line_count = 1; | |
13 | 319 #ifdef FEAT_LINEBREAK |
320 curwin->w_nrwidth_line_count = 0; | |
321 #endif | |
7 | 322 |
323 /* | |
324 * fill block0 struct and write page 0 | |
325 */ | |
326 if ((hp = mf_new(mfp, FALSE, 1)) == NULL) | |
327 goto error; | |
328 if (hp->bh_bnum != 0) | |
329 { | |
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330 iemsg(_("E298: Didn't get block nr 0?")); |
7 | 331 goto error; |
332 } | |
333 b0p = (ZERO_BL *)(hp->bh_data); | |
334 | |
335 b0p->b0_id[0] = BLOCK0_ID0; | |
336 b0p->b0_id[1] = BLOCK0_ID1; | |
337 b0p->b0_magic_long = (long)B0_MAGIC_LONG; | |
338 b0p->b0_magic_int = (int)B0_MAGIC_INT; | |
339 b0p->b0_magic_short = (short)B0_MAGIC_SHORT; | |
340 b0p->b0_magic_char = B0_MAGIC_CHAR; | |
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341 mch_memmove(b0p->b0_version, "VIM ", 4); |
7 | 342 STRNCPY(b0p->b0_version + 4, Version, 6); |
343 long_to_char((long)mfp->mf_page_size, b0p->b0_page_size); | |
625 | 344 |
800 | 345 #ifdef FEAT_SPELL |
346 if (!buf->b_spell) | |
347 #endif | |
625 | 348 { |
349 b0p->b0_dirty = buf->b_changed ? B0_DIRTY : 0; | |
350 b0p->b0_flags = get_fileformat(buf) + 1; | |
351 set_b0_fname(b0p, buf); | |
352 (void)get_user_name(b0p->b0_uname, B0_UNAME_SIZE); | |
353 b0p->b0_uname[B0_UNAME_SIZE - 1] = NUL; | |
354 mch_get_host_name(b0p->b0_hname, B0_HNAME_SIZE); | |
355 b0p->b0_hname[B0_HNAME_SIZE - 1] = NUL; | |
356 long_to_char(mch_get_pid(), b0p->b0_pid); | |
2267 | 357 #ifdef FEAT_CRYPT |
6122 | 358 ml_set_b0_crypt(buf, b0p); |
2267 | 359 #endif |
625 | 360 } |
7 | 361 |
362 /* | |
363 * Always sync block number 0 to disk, so we can check the file name in | |
2267 | 364 * the swap file in findswapname(). Don't do this for a help files or |
365 * a spell buffer though. | |
7 | 366 * Only works when there's a swapfile, otherwise it's done when the file |
367 * is created. | |
368 */ | |
369 mf_put(mfp, hp, TRUE, FALSE); | |
625 | 370 if (!buf->b_help && !B_SPELL(buf)) |
7 | 371 (void)mf_sync(mfp, 0); |
372 | |
625 | 373 /* |
374 * Fill in root pointer block and write page 1. | |
375 */ | |
7 | 376 if ((hp = ml_new_ptr(mfp)) == NULL) |
377 goto error; | |
378 if (hp->bh_bnum != 1) | |
379 { | |
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380 iemsg(_("E298: Didn't get block nr 1?")); |
7 | 381 goto error; |
382 } | |
383 pp = (PTR_BL *)(hp->bh_data); | |
384 pp->pb_count = 1; | |
385 pp->pb_pointer[0].pe_bnum = 2; | |
386 pp->pb_pointer[0].pe_page_count = 1; | |
387 pp->pb_pointer[0].pe_old_lnum = 1; | |
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388 pp->pb_pointer[0].pe_line_count = 1; // line count after insertion |
7 | 389 mf_put(mfp, hp, TRUE, FALSE); |
390 | |
625 | 391 /* |
392 * Allocate first data block and create an empty line 1. | |
393 */ | |
7 | 394 if ((hp = ml_new_data(mfp, FALSE, 1)) == NULL) |
395 goto error; | |
396 if (hp->bh_bnum != 2) | |
397 { | |
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398 iemsg(_("E298: Didn't get block nr 2?")); |
7 | 399 goto error; |
400 } | |
401 | |
402 dp = (DATA_BL *)(hp->bh_data); | |
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403 dp->db_index[0] = --dp->db_txt_start; // at end of block |
7 | 404 dp->db_free -= 1 + INDEX_SIZE; |
405 dp->db_line_count = 1; | |
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406 *((char_u *)dp + dp->db_txt_start) = NUL; // empty line |
7 | 407 |
408 return OK; | |
409 | |
410 error: | |
411 if (mfp != NULL) | |
412 { | |
413 if (hp) | |
414 mf_put(mfp, hp, FALSE, FALSE); | |
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415 mf_close(mfp, TRUE); // will also free(mfp->mf_fname) |
7 | 416 } |
625 | 417 buf->b_ml.ml_mfp = NULL; |
7 | 418 return FAIL; |
419 } | |
420 | |
2267 | 421 #if defined(FEAT_CRYPT) || defined(PROTO) |
422 /* | |
6130 | 423 * Prepare encryption for "buf" for the current key and method. |
424 */ | |
425 static void | |
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426 ml_set_mfp_crypt(buf_T *buf) |
6130 | 427 { |
428 if (*buf->b_p_key != NUL) | |
429 { | |
430 int method_nr = crypt_get_method_nr(buf); | |
431 | |
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432 if (method_nr > CRYPT_M_ZIP && method_nr < CRYPT_M_SOD) |
6130 | 433 { |
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434 // Generate a seed and store it in the memfile. |
6130 | 435 sha2_seed(buf->b_ml.ml_mfp->mf_seed, MF_SEED_LEN, NULL, 0); |
436 } | |
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437 #ifdef FEAT_SODIUM |
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438 else if (method_nr == CRYPT_M_SOD) |
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439 randombytes_buf(buf->b_ml.ml_mfp->mf_seed, MF_SEED_LEN); |
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440 #endif |
6130 | 441 } |
442 } | |
443 | |
444 /* | |
2267 | 445 * Prepare encryption for "buf" with block 0 "b0p". |
446 */ | |
447 static void | |
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448 ml_set_b0_crypt(buf_T *buf, ZERO_BL *b0p) |
2267 | 449 { |
450 if (*buf->b_p_key == NUL) | |
451 b0p->b0_id[1] = BLOCK0_ID1; | |
452 else | |
453 { | |
6122 | 454 int method_nr = crypt_get_method_nr(buf); |
455 | |
456 b0p->b0_id[1] = id1_codes[method_nr]; | |
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457 if (method_nr > CRYPT_M_ZIP && method_nr < CRYPT_M_SOD) |
2267 | 458 { |
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459 // Generate a seed and store it in block 0 and in the memfile. |
2267 | 460 sha2_seed(&b0p->b0_seed, MF_SEED_LEN, NULL, 0); |
461 mch_memmove(buf->b_ml.ml_mfp->mf_seed, &b0p->b0_seed, MF_SEED_LEN); | |
462 } | |
463 } | |
464 } | |
465 | |
466 /* | |
467 * Called after the crypt key or 'cryptmethod' was changed for "buf". | |
468 * Will apply this to the swapfile. | |
469 * "old_key" is the previous key. It is equal to buf->b_p_key when | |
470 * 'cryptmethod' is changed. | |
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471 * "old_cm" is the previous 'cryptmethod'. It is equal to the current |
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472 * 'cryptmethod' when 'key' is changed. |
2267 | 473 */ |
474 void | |
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475 ml_set_crypt_key( |
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476 buf_T *buf, |
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477 char_u *old_key, |
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478 char_u *old_cm) |
2267 | 479 { |
480 memfile_T *mfp = buf->b_ml.ml_mfp; | |
481 bhdr_T *hp; | |
482 int page_count; | |
483 int idx; | |
484 long error; | |
485 infoptr_T *ip; | |
486 PTR_BL *pp; | |
487 DATA_BL *dp; | |
488 blocknr_T bnum; | |
489 int top; | |
6817 | 490 int old_method; |
2267 | 491 |
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492 if (mfp == NULL || mfp->mf_fd < 0) |
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493 return; // no memfile yet, nothing to do |
6817 | 494 old_method = crypt_method_nr_from_name(old_cm); |
495 | |
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496 // Swapfile encryption not supported by XChaCha20 |
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497 if (crypt_get_method_nr(buf) == CRYPT_M_SOD && *buf->b_p_key != NUL) |
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498 { |
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499 // close the swapfile |
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500 mf_close_file(buf, TRUE); |
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501 buf->b_p_swf = FALSE; |
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502 return; |
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503 } |
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504 // First make sure the swapfile is in a consistent state, using the old |
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505 // key and method. |
6817 | 506 { |
507 char_u *new_key = buf->b_p_key; | |
508 char_u *new_buf_cm = buf->b_p_cm; | |
509 | |
510 buf->b_p_key = old_key; | |
511 buf->b_p_cm = old_cm; | |
512 ml_preserve(buf, FALSE); | |
513 buf->b_p_key = new_key; | |
514 buf->b_p_cm = new_buf_cm; | |
515 } | |
2267 | 516 |
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517 // Set the key, method and seed to be used for reading, these must be the |
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518 // old values. |
2267 | 519 mfp->mf_old_key = old_key; |
6817 | 520 mfp->mf_old_cm = old_method; |
521 if (old_method > 0 && *old_key != NUL) | |
2267 | 522 mch_memmove(mfp->mf_old_seed, mfp->mf_seed, MF_SEED_LEN); |
523 | |
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524 // Update block 0 with the crypt flag and may set a new seed. |
2267 | 525 ml_upd_block0(buf, UB_CRYPT); |
526 | |
527 if (mfp->mf_infile_count > 2) | |
528 { | |
529 /* | |
530 * Need to read back all data blocks from disk, decrypt them with the | |
531 * old key/method and mark them to be written. The algorithm is | |
532 * similar to what happens in ml_recover(), but we skip negative block | |
533 * numbers. | |
534 */ | |
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535 ml_flush_line(buf); // flush buffered line |
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536 (void)ml_find_line(buf, (linenr_T)0, ML_FLUSH); // flush locked block |
2267 | 537 |
538 hp = NULL; | |
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539 bnum = 1; // start with block 1 |
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540 page_count = 1; // which is 1 page |
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541 idx = 0; // start with first index in block 1 |
2267 | 542 error = 0; |
543 buf->b_ml.ml_stack_top = 0; | |
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544 VIM_CLEAR(buf->b_ml.ml_stack); |
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545 buf->b_ml.ml_stack_size = 0; // no stack yet |
2267 | 546 |
547 for ( ; !got_int; line_breakcheck()) | |
548 { | |
549 if (hp != NULL) | |
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550 mf_put(mfp, hp, FALSE, FALSE); // release previous block |
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551 |
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552 // get the block (pointer or data) |
2267 | 553 if ((hp = mf_get(mfp, (blocknr_T)bnum, page_count)) == NULL) |
554 { | |
555 if (bnum == 1) | |
556 break; | |
557 ++error; | |
558 } | |
559 else | |
560 { | |
561 pp = (PTR_BL *)(hp->bh_data); | |
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562 if (pp->pb_id == PTR_ID) // it is a pointer block |
2267 | 563 { |
564 if (pp->pb_count == 0) | |
565 { | |
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566 // empty block? |
2267 | 567 ++error; |
568 } | |
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569 else if (idx < (int)pp->pb_count) // go a block deeper |
2267 | 570 { |
571 if (pp->pb_pointer[idx].pe_bnum < 0) | |
572 { | |
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573 // Skip data block with negative block number. |
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574 // Should not happen, because of the ml_preserve() |
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575 // above. Get same block again for next index. |
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576 ++idx; |
2267 | 577 continue; |
578 } | |
579 | |
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580 // going one block deeper in the tree, new entry in |
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581 // stack |
2267 | 582 if ((top = ml_add_stack(buf)) < 0) |
583 { | |
584 ++error; | |
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585 break; // out of memory |
2267 | 586 } |
587 ip = &(buf->b_ml.ml_stack[top]); | |
588 ip->ip_bnum = bnum; | |
589 ip->ip_index = idx; | |
590 | |
591 bnum = pp->pb_pointer[idx].pe_bnum; | |
592 page_count = pp->pb_pointer[idx].pe_page_count; | |
6817 | 593 idx = 0; |
2267 | 594 continue; |
595 } | |
596 } | |
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597 else // not a pointer block |
2267 | 598 { |
599 dp = (DATA_BL *)(hp->bh_data); | |
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600 if (dp->db_id != DATA_ID) // block id wrong |
2267 | 601 ++error; |
602 else | |
603 { | |
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604 // It is a data block, need to write it back to disk. |
2267 | 605 mf_put(mfp, hp, TRUE, FALSE); |
606 hp = NULL; | |
607 } | |
608 } | |
609 } | |
610 | |
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611 if (buf->b_ml.ml_stack_top == 0) // finished |
2267 | 612 break; |
613 | |
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614 // go one block up in the tree |
2267 | 615 ip = &(buf->b_ml.ml_stack[--(buf->b_ml.ml_stack_top)]); |
616 bnum = ip->ip_bnum; | |
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617 idx = ip->ip_index + 1; // go to next index |
2267 | 618 page_count = 1; |
619 } | |
6817 | 620 if (hp != NULL) |
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621 mf_put(mfp, hp, FALSE, FALSE); // release previous block |
2657 | 622 |
623 if (error > 0) | |
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624 emsg(_("E843: Error while updating swap file crypt")); |
2267 | 625 } |
626 | |
627 mfp->mf_old_key = NULL; | |
628 } | |
629 #endif | |
630 | |
7 | 631 /* |
632 * ml_setname() is called when the file name of "buf" has been changed. | |
633 * It may rename the swap file. | |
634 */ | |
635 void | |
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636 ml_setname(buf_T *buf) |
7 | 637 { |
638 int success = FALSE; | |
639 memfile_T *mfp; | |
640 char_u *fname; | |
641 char_u *dirp; | |
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642 #if defined(MSWIN) |
7 | 643 char_u *p; |
644 #endif | |
645 | |
646 mfp = buf->b_ml.ml_mfp; | |
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647 if (mfp->mf_fd < 0) // there is no swap file yet |
7 | 648 { |
649 /* | |
650 * When 'updatecount' is 0 and 'noswapfile' there is no swap file. | |
651 * For help files we will make a swap file now. | |
652 */ | |
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653 if (p_uc != 0 && (cmdmod.cmod_flags & CMOD_NOSWAPFILE) == 0) |
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654 ml_open_file(buf); // create a swap file |
7 | 655 return; |
656 } | |
657 | |
658 /* | |
659 * Try all directories in the 'directory' option. | |
660 */ | |
661 dirp = p_dir; | |
662 for (;;) | |
663 { | |
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664 if (*dirp == NUL) // tried all directories, fail |
7 | 665 break; |
43 | 666 fname = findswapname(buf, &dirp, mfp->mf_fname); |
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667 // alloc's fname |
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668 if (dirp == NULL) // out of memory |
3158 | 669 break; |
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670 if (fname == NULL) // no file name found for this dir |
7 | 671 continue; |
672 | |
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673 #if defined(MSWIN) |
7 | 674 /* |
675 * Set full pathname for swap file now, because a ":!cd dir" may | |
676 * change directory without us knowing it. | |
677 */ | |
678 p = FullName_save(fname, FALSE); | |
679 vim_free(fname); | |
680 fname = p; | |
681 if (fname == NULL) | |
682 continue; | |
683 #endif | |
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684 // if the file name is the same we don't have to do anything |
7 | 685 if (fnamecmp(fname, mfp->mf_fname) == 0) |
686 { | |
687 vim_free(fname); | |
688 success = TRUE; | |
689 break; | |
690 } | |
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691 // need to close the swap file before renaming |
7 | 692 if (mfp->mf_fd >= 0) |
693 { | |
694 close(mfp->mf_fd); | |
695 mfp->mf_fd = -1; | |
696 } | |
697 | |
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698 // try to rename the swap file |
7 | 699 if (vim_rename(mfp->mf_fname, fname) == 0) |
700 { | |
701 success = TRUE; | |
702 vim_free(mfp->mf_fname); | |
703 mfp->mf_fname = fname; | |
704 vim_free(mfp->mf_ffname); | |
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705 #if defined(MSWIN) |
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706 mfp->mf_ffname = NULL; // mf_fname is full pathname already |
7 | 707 #else |
708 mf_set_ffname(mfp); | |
709 #endif | |
2267 | 710 ml_upd_block0(buf, UB_SAME_DIR); |
7 | 711 break; |
712 } | |
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713 vim_free(fname); // this fname didn't work, try another |
7 | 714 } |
715 | |
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716 if (mfp->mf_fd == -1) // need to (re)open the swap file |
7 | 717 { |
718 mfp->mf_fd = mch_open((char *)mfp->mf_fname, O_RDWR | O_EXTRA, 0); | |
719 if (mfp->mf_fd < 0) | |
720 { | |
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721 // could not (re)open the swap file, what can we do???? |
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722 emsg(_("E301: Oops, lost the swap file!!!")); |
7 | 723 return; |
724 } | |
2003 | 725 #ifdef HAVE_FD_CLOEXEC |
726 { | |
727 int fdflags = fcntl(mfp->mf_fd, F_GETFD); | |
728 if (fdflags >= 0 && (fdflags & FD_CLOEXEC) == 0) | |
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729 (void)fcntl(mfp->mf_fd, F_SETFD, fdflags | FD_CLOEXEC); |
2003 | 730 } |
731 #endif | |
7 | 732 } |
733 if (!success) | |
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734 emsg(_("E302: Could not rename swap file")); |
7 | 735 } |
736 | |
737 /* | |
738 * Open a file for the memfile for all buffers that are not readonly or have | |
739 * been modified. | |
740 * Used when 'updatecount' changes from zero to non-zero. | |
741 */ | |
742 void | |
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743 ml_open_files(void) |
7 | 744 { |
745 buf_T *buf; | |
746 | |
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747 FOR_ALL_BUFFERS(buf) |
7 | 748 if (!buf->b_p_ro || buf->b_changed) |
749 ml_open_file(buf); | |
750 } | |
751 | |
752 /* | |
753 * Open a swap file for an existing memfile, if there is no swap file yet. | |
754 * If we are unable to find a file name, mf_fname will be NULL | |
755 * and the memfile will be in memory only (no recovery possible). | |
756 */ | |
757 void | |
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758 ml_open_file(buf_T *buf) |
7 | 759 { |
760 memfile_T *mfp; | |
761 char_u *fname; | |
762 char_u *dirp; | |
763 | |
764 mfp = buf->b_ml.ml_mfp; | |
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765 if (mfp == NULL || mfp->mf_fd >= 0 || !buf->b_p_swf |
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766 || (cmdmod.cmod_flags & CMOD_NOSWAPFILE)) |
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767 return; // nothing to do |
7 | 768 |
748 | 769 #ifdef FEAT_SPELL |
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770 // For a spell buffer use a temp file name. |
625 | 771 if (buf->b_spell) |
772 { | |
6721 | 773 fname = vim_tempname('s', FALSE); |
625 | 774 if (fname != NULL) |
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775 (void)mf_open_file(mfp, fname); // consumes fname! |
625 | 776 buf->b_may_swap = FALSE; |
777 return; | |
778 } | |
779 #endif | |
780 | |
7 | 781 /* |
782 * Try all directories in 'directory' option. | |
783 */ | |
784 dirp = p_dir; | |
785 for (;;) | |
786 { | |
787 if (*dirp == NUL) | |
788 break; | |
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789 // There is a small chance that between choosing the swap file name |
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790 // and creating it, another Vim creates the file. In that case the |
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791 // creation will fail and we will use another directory. |
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792 fname = findswapname(buf, &dirp, NULL); // allocates fname |
3158 | 793 if (dirp == NULL) |
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794 break; // out of memory |
7 | 795 if (fname == NULL) |
796 continue; | |
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797 if (mf_open_file(mfp, fname) == OK) // consumes fname! |
7 | 798 { |
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799 #if defined(MSWIN) |
7 | 800 /* |
801 * set full pathname for swap file now, because a ":!cd dir" may | |
802 * change directory without us knowing it. | |
803 */ | |
804 mf_fullname(mfp); | |
805 #endif | |
2267 | 806 ml_upd_block0(buf, UB_SAME_DIR); |
39 | 807 |
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808 // Flush block zero, so others can read it |
7 | 809 if (mf_sync(mfp, MFS_ZERO) == OK) |
630 | 810 { |
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811 // Mark all blocks that should be in the swapfile as dirty. |
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812 // Needed for when the 'swapfile' option was reset, so that |
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813 // the swap file was deleted, and then on again. |
630 | 814 mf_set_dirty(mfp); |
7 | 815 break; |
630 | 816 } |
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817 // Writing block 0 failed: close the file and try another dir |
7 | 818 mf_close_file(buf, FALSE); |
819 } | |
820 } | |
821 | |
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822 if (*p_dir != NUL && mfp->mf_fname == NULL) |
7 | 823 { |
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824 need_wait_return = TRUE; // call wait_return later |
7 | 825 ++no_wait_return; |
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826 (void)semsg(_("E303: Unable to open swap file for \"%s\", recovery impossible"), |
3839 | 827 buf_spname(buf) != NULL ? buf_spname(buf) : buf->b_fname); |
7 | 828 --no_wait_return; |
829 } | |
830 | |
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831 // don't try to open a swap file again |
7 | 832 buf->b_may_swap = FALSE; |
833 } | |
834 | |
835 /* | |
836 * If still need to create a swap file, and starting to edit a not-readonly | |
837 * file, or reading into an existing buffer, create a swap file now. | |
838 */ | |
839 void | |
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840 check_need_swap( |
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841 int newfile) // reading file into new buffer |
7 | 842 { |
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843 int old_msg_silent = msg_silent; // might be reset by an E325 message |
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844 |
7 | 845 if (curbuf->b_may_swap && (!curbuf->b_p_ro || !newfile)) |
846 ml_open_file(curbuf); | |
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847 msg_silent = old_msg_silent; |
7 | 848 } |
849 | |
850 /* | |
851 * Close memline for buffer 'buf'. | |
852 * If 'del_file' is TRUE, delete the swap file | |
853 */ | |
854 void | |
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855 ml_close(buf_T *buf, int del_file) |
7 | 856 { |
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857 if (buf->b_ml.ml_mfp == NULL) // not open |
7 | 858 return; |
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859 mf_close(buf->b_ml.ml_mfp, del_file); // close the .swp file |
7 | 860 if (buf->b_ml.ml_line_lnum != 0 && (buf->b_ml.ml_flags & ML_LINE_DIRTY)) |
861 vim_free(buf->b_ml.ml_line_ptr); | |
862 vim_free(buf->b_ml.ml_stack); | |
863 #ifdef FEAT_BYTEOFF | |
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864 VIM_CLEAR(buf->b_ml.ml_chunksize); |
7 | 865 #endif |
866 buf->b_ml.ml_mfp = NULL; | |
867 | |
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868 // Reset the "recovered" flag, give the ATTENTION prompt the next time |
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869 // this buffer is loaded. |
7 | 870 buf->b_flags &= ~BF_RECOVERED; |
871 } | |
872 | |
873 /* | |
874 * Close all existing memlines and memfiles. | |
875 * Only used when exiting. | |
876 * When 'del_file' is TRUE, delete the memfiles. | |
165 | 877 * But don't delete files that were ":preserve"d when we are POSIX compatible. |
7 | 878 */ |
879 void | |
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880 ml_close_all(int del_file) |
7 | 881 { |
882 buf_T *buf; | |
883 | |
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884 FOR_ALL_BUFFERS(buf) |
165 | 885 ml_close(buf, del_file && ((buf->b_flags & BF_PRESERVED) == 0 |
886 || vim_strchr(p_cpo, CPO_PRESERVE) == NULL)); | |
5519 | 887 #ifdef FEAT_SPELL |
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888 spell_delete_wordlist(); // delete the internal wordlist |
5519 | 889 #endif |
7 | 890 #ifdef TEMPDIRNAMES |
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891 vim_deltempdir(); // delete created temp directory |
7 | 892 #endif |
893 } | |
894 | |
895 /* | |
896 * Close all memfiles for not modified buffers. | |
897 * Only use just before exiting! | |
898 */ | |
899 void | |
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900 ml_close_notmod(void) |
7 | 901 { |
902 buf_T *buf; | |
903 | |
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904 FOR_ALL_BUFFERS(buf) |
7 | 905 if (!bufIsChanged(buf)) |
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906 ml_close(buf, TRUE); // close all not-modified buffers |
7 | 907 } |
908 | |
909 /* | |
910 * Update the timestamp in the .swp file. | |
911 * Used when the file has been written. | |
912 */ | |
913 void | |
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914 ml_timestamp(buf_T *buf) |
7 | 915 { |
2267 | 916 ml_upd_block0(buf, UB_FNAME); |
917 } | |
918 | |
919 /* | |
920 * Return FAIL when the ID of "b0p" is wrong. | |
921 */ | |
922 static int | |
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923 ml_check_b0_id(ZERO_BL *b0p) |
2267 | 924 { |
925 if (b0p->b0_id[0] != BLOCK0_ID0 | |
926 || (b0p->b0_id[1] != BLOCK0_ID1 | |
927 && b0p->b0_id[1] != BLOCK0_ID1_C0 | |
6122 | 928 && b0p->b0_id[1] != BLOCK0_ID1_C1 |
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929 && b0p->b0_id[1] != BLOCK0_ID1_C2 |
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930 && b0p->b0_id[1] != BLOCK0_ID1_C3) |
2267 | 931 ) |
932 return FAIL; | |
933 return OK; | |
39 | 934 } |
935 | |
936 /* | |
937 * Update the timestamp or the B0_SAME_DIR flag of the .swp file. | |
938 */ | |
939 static void | |
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940 ml_upd_block0(buf_T *buf, upd_block0_T what) |
39 | 941 { |
7 | 942 memfile_T *mfp; |
943 bhdr_T *hp; | |
944 ZERO_BL *b0p; | |
945 | |
946 mfp = buf->b_ml.ml_mfp; | |
6130 | 947 if (mfp == NULL) |
7 | 948 return; |
6130 | 949 hp = mf_get(mfp, (blocknr_T)0, 1); |
950 if (hp == NULL) | |
951 { | |
952 #ifdef FEAT_CRYPT | |
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953 // Possibly update the seed in the memfile before there is a block0. |
6130 | 954 if (what == UB_CRYPT) |
955 ml_set_mfp_crypt(buf); | |
956 #endif | |
957 return; | |
958 } | |
959 | |
7 | 960 b0p = (ZERO_BL *)(hp->bh_data); |
2267 | 961 if (ml_check_b0_id(b0p) == FAIL) |
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962 iemsg(_("E304: ml_upd_block0(): Didn't get block 0??")); |
7 | 963 else |
39 | 964 { |
2267 | 965 if (what == UB_FNAME) |
39 | 966 set_b0_fname(b0p, buf); |
2267 | 967 #ifdef FEAT_CRYPT |
968 else if (what == UB_CRYPT) | |
969 ml_set_b0_crypt(buf, b0p); | |
970 #endif | |
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971 else // what == UB_SAME_DIR |
39 | 972 set_b0_dir_flag(b0p, buf); |
973 } | |
7 | 974 mf_put(mfp, hp, TRUE, FALSE); |
975 } | |
976 | |
977 /* | |
978 * Write file name and timestamp into block 0 of a swap file. | |
979 * Also set buf->b_mtime. | |
980 * Don't use NameBuff[]!!! | |
981 */ | |
982 static void | |
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983 set_b0_fname(ZERO_BL *b0p, buf_T *buf) |
7 | 984 { |
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985 stat_T st; |
7 | 986 |
987 if (buf->b_ffname == NULL) | |
988 b0p->b0_fname[0] = NUL; | |
989 else | |
990 { | |
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991 #if defined(MSWIN) || defined(AMIGA) |
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992 // Systems that cannot translate "~user" back into a path: copy the |
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993 // file name unmodified. Do use slashes instead of backslashes for |
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994 // portability. |
2267 | 995 vim_strncpy(b0p->b0_fname, buf->b_ffname, B0_FNAME_SIZE_CRYPT - 1); |
39 | 996 # ifdef BACKSLASH_IN_FILENAME |
997 forward_slash(b0p->b0_fname); | |
998 # endif | |
7 | 999 #else |
1000 size_t flen, ulen; | |
1001 char_u uname[B0_UNAME_SIZE]; | |
1002 | |
1003 /* | |
1004 * For a file under the home directory of the current user, we try to | |
1005 * replace the home directory path with "~user". This helps when | |
1006 * editing the same file on different machines over a network. | |
1007 * First replace home dir path with "~/" with home_replace(). | |
1008 * Then insert the user name to get "~user/". | |
1009 */ | |
2267 | 1010 home_replace(NULL, buf->b_ffname, b0p->b0_fname, |
1011 B0_FNAME_SIZE_CRYPT, TRUE); | |
7 | 1012 if (b0p->b0_fname[0] == '~') |
1013 { | |
1014 flen = STRLEN(b0p->b0_fname); | |
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1015 // If there is no user name or it is too long, don't use "~/" |
7 | 1016 if (get_user_name(uname, B0_UNAME_SIZE) == FAIL |
2267 | 1017 || (ulen = STRLEN(uname)) + flen > B0_FNAME_SIZE_CRYPT - 1) |
1018 vim_strncpy(b0p->b0_fname, buf->b_ffname, | |
1019 B0_FNAME_SIZE_CRYPT - 1); | |
7 | 1020 else |
1021 { | |
1022 mch_memmove(b0p->b0_fname + ulen + 1, b0p->b0_fname + 1, flen); | |
1023 mch_memmove(b0p->b0_fname + 1, uname, ulen); | |
1024 } | |
1025 } | |
1026 #endif | |
1027 if (mch_stat((char *)buf->b_ffname, &st) >= 0) | |
1028 { | |
1029 long_to_char((long)st.st_mtime, b0p->b0_mtime); | |
1030 #ifdef CHECK_INODE | |
1031 long_to_char((long)st.st_ino, b0p->b0_ino); | |
1032 #endif | |
1033 buf_store_time(buf, &st, buf->b_ffname); | |
1034 buf->b_mtime_read = buf->b_mtime; | |
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1035 buf->b_mtime_read_ns = buf->b_mtime_ns; |
7 | 1036 } |
1037 else | |
1038 { | |
1039 long_to_char(0L, b0p->b0_mtime); | |
1040 #ifdef CHECK_INODE | |
1041 long_to_char(0L, b0p->b0_ino); | |
1042 #endif | |
1043 buf->b_mtime = 0; | |
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1044 buf->b_mtime_ns = 0; |
7 | 1045 buf->b_mtime_read = 0; |
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1046 buf->b_mtime_read_ns = 0; |
7 | 1047 buf->b_orig_size = 0; |
1048 buf->b_orig_mode = 0; | |
1049 } | |
1050 } | |
39 | 1051 |
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1052 // Also add the 'fileencoding' if there is room. |
39 | 1053 add_b0_fenc(b0p, curbuf); |
7 | 1054 } |
1055 | |
1056 /* | |
39 | 1057 * Update the B0_SAME_DIR flag of the swap file. It's set if the file and the |
1058 * swapfile for "buf" are in the same directory. | |
1059 * This is fail safe: if we are not sure the directories are equal the flag is | |
1060 * not set. | |
1061 */ | |
1062 static void | |
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1063 set_b0_dir_flag(ZERO_BL *b0p, buf_T *buf) |
39 | 1064 { |
1065 if (same_directory(buf->b_ml.ml_mfp->mf_fname, buf->b_ffname)) | |
1066 b0p->b0_flags |= B0_SAME_DIR; | |
1067 else | |
1068 b0p->b0_flags &= ~B0_SAME_DIR; | |
1069 } | |
1070 | |
1071 /* | |
1072 * When there is room, add the 'fileencoding' to block zero. | |
1073 */ | |
1074 static void | |
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1075 add_b0_fenc( |
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1076 ZERO_BL *b0p, |
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1077 buf_T *buf) |
39 | 1078 { |
1079 int n; | |
2267 | 1080 int size = B0_FNAME_SIZE_NOCRYPT; |
1081 | |
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1082 #ifdef FEAT_CRYPT |
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1083 // Without encryption use the same offset as in Vim 7.2 to be compatible. |
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1084 // With encryption it's OK to move elsewhere, the swap file is not |
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1085 // compatible anyway. |
2267 | 1086 if (*buf->b_p_key != NUL) |
1087 size = B0_FNAME_SIZE_CRYPT; | |
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1088 #endif |
39 | 1089 |
835 | 1090 n = (int)STRLEN(buf->b_p_fenc); |
2267 | 1091 if ((int)STRLEN(b0p->b0_fname) + n + 1 > size) |
39 | 1092 b0p->b0_flags &= ~B0_HAS_FENC; |
1093 else | |
1094 { | |
2267 | 1095 mch_memmove((char *)b0p->b0_fname + size - n, |
39 | 1096 (char *)buf->b_p_fenc, (size_t)n); |
2267 | 1097 *(b0p->b0_fname + size - n - 1) = NUL; |
39 | 1098 b0p->b0_flags |= B0_HAS_FENC; |
1099 } | |
1100 } | |
1101 | |
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1102 #if defined(HAVE_SYS_SYSINFO_H) && defined(HAVE_SYSINFO_UPTIME) |
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1103 # include <sys/sysinfo.h> |
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1104 #endif |
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1105 |
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1106 #if defined(UNIX) || defined(MSWIN) |
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1107 /* |
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1108 * Return TRUE if the process with number "b0p->b0_pid" is still running. |
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1109 * "swap_fname" is the name of the swap file, if it's from before a reboot then |
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1110 * the result is FALSE; |
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1111 */ |
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1112 static int |
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1113 swapfile_process_running(ZERO_BL *b0p, char_u *swap_fname UNUSED) |
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1114 { |
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1115 #if defined(HAVE_SYSINFO) && defined(HAVE_SYSINFO_UPTIME) |
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1116 stat_T st; |
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1117 struct sysinfo sinfo; |
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1118 |
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1119 // If the system rebooted after when the swap file was written then the |
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1120 // process can't be running now. |
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1121 if (mch_stat((char *)swap_fname, &st) != -1 |
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1122 && sysinfo(&sinfo) == 0 |
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1123 && st.st_mtime < time(NULL) - ( |
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1124 # ifdef FEAT_EVAL |
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1125 override_sysinfo_uptime >= 0 ? override_sysinfo_uptime : |
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1126 # endif |
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1127 sinfo.uptime)) |
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1128 return FALSE; |
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1129 # endif |
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1130 return mch_process_running(char_to_long(b0p->b0_pid)); |
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1131 } |
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|
1132 #endif |
39 | 1133 |
1134 /* | |
2267 | 1135 * Try to recover curbuf from the .swp file. |
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1136 * If "checkext" is TRUE, check the extension and detect whether it is |
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|
1137 * a swap file. |
7 | 1138 */ |
1139 void | |
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|
1140 ml_recover(int checkext) |
7 | 1141 { |
1142 buf_T *buf = NULL; | |
1143 memfile_T *mfp = NULL; | |
1144 char_u *fname; | |
2267 | 1145 char_u *fname_used = NULL; |
7 | 1146 bhdr_T *hp = NULL; |
1147 ZERO_BL *b0p; | |
39 | 1148 int b0_ff; |
1149 char_u *b0_fenc = NULL; | |
2267 | 1150 #ifdef FEAT_CRYPT |
1151 int b0_cm = -1; | |
1152 #endif | |
7 | 1153 PTR_BL *pp; |
1154 DATA_BL *dp; | |
1155 infoptr_T *ip; | |
1156 blocknr_T bnum; | |
1157 int page_count; | |
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|
1158 stat_T org_stat, swp_stat; |
7 | 1159 int len; |
1160 int directly; | |
1161 linenr_T lnum; | |
1162 char_u *p; | |
1163 int i; | |
1164 long error; | |
1165 int cannot_open; | |
1166 linenr_T line_count; | |
1167 int has_error; | |
1168 int idx; | |
1169 int top; | |
1170 int txt_start; | |
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|
1171 off_T size; |
7 | 1172 int called_from_main; |
1173 int serious_error = TRUE; | |
1174 long mtime; | |
1175 int attr; | |
2162
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1176 int orig_file_status = NOTDONE; |
7 | 1177 |
1178 recoverymode = TRUE; | |
1179 called_from_main = (curbuf->b_ml.ml_mfp == NULL); | |
11158
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|
1180 attr = HL_ATTR(HLF_E); |
1975 | 1181 |
1182 /* | |
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|
1183 * If the file name ends in ".s[a-w][a-z]" we assume this is the swap file. |
1975 | 1184 * Otherwise a search is done to find the swap file(s). |
1185 */ | |
7 | 1186 fname = curbuf->b_fname; |
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|
1187 if (fname == NULL) // When there is no file name |
7 | 1188 fname = (char_u *)""; |
1189 len = (int)STRLEN(fname); | |
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|
1190 if (checkext && len >= 4 && |
2823 | 1191 #if defined(VMS) |
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1192 STRNICMP(fname + len - 4, "_s", 2) |
7 | 1193 #else |
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|
1194 STRNICMP(fname + len - 4, ".s", 2) |
7 | 1195 #endif |
10889
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patch 8.0.0334: can't access b:changedtick from a dict reference
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1196 == 0 |
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|
1197 && vim_strchr((char_u *)"abcdefghijklmnopqrstuvw", |
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|
1198 TOLOWER_ASC(fname[len - 2])) != NULL |
1975 | 1199 && ASCII_ISALPHA(fname[len - 1])) |
7 | 1200 { |
1201 directly = TRUE; | |
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|
1202 fname_used = vim_strsave(fname); // make a copy for mf_open() |
7 | 1203 } |
1204 else | |
1205 { | |
1206 directly = FALSE; | |
1207 | |
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1208 // count the number of matching swap files |
2267 | 1209 len = recover_names(fname, FALSE, 0, NULL); |
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|
1210 if (len == 0) // no swap files found |
7 | 1211 { |
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|
1212 semsg(_("E305: No swap file found for %s"), fname); |
7 | 1213 goto theend; |
1214 } | |
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|
1215 if (len == 1) // one swap file found, use it |
7 | 1216 i = 1; |
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|
1217 else // several swap files found, choose |
7 | 1218 { |
18800
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changeset
|
1219 // list the names of the swap files |
2267 | 1220 (void)recover_names(fname, TRUE, 0, NULL); |
7 | 1221 msg_putchar('\n'); |
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|
1222 msg_puts(_("Enter number of swap file to use (0 to quit): ")); |
374 | 1223 i = get_number(FALSE, NULL); |
7 | 1224 if (i < 1 || i > len) |
1225 goto theend; | |
1226 } | |
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|
1227 // get the swap file name that will be used |
2267 | 1228 (void)recover_names(fname, FALSE, i, &fname_used); |
7 | 1229 } |
2267 | 1230 if (fname_used == NULL) |
18800
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1231 goto theend; // out of memory |
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1232 |
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1233 // When called from main() still need to initialize storage structure |
625 | 1234 if (called_from_main && ml_open(curbuf) == FAIL) |
7 | 1235 getout(1); |
1236 | |
2267 | 1237 /* |
1238 * Allocate a buffer structure for the swap file that is used for recovery. | |
2407
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Fix memory access to 'cryptmethod' during recovery. (Dominique Pelle)
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1239 * Only the memline and crypt information in it are really used. |
2267 | 1240 */ |
16825
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patch 8.1.1414: alloc() returning "char_u *" causes a lot of type casts
Bram Moolenaar <Bram@vim.org>
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changeset
|
1241 buf = ALLOC_ONE(buf_T); |
7 | 1242 if (buf == NULL) |
1243 goto theend; | |
2267 | 1244 |
1245 /* | |
1246 * init fields in memline struct | |
1247 */ | |
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1248 buf->b_ml.ml_stack_size = 0; // no stack yet |
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1249 buf->b_ml.ml_stack = NULL; // no stack yet |
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1250 buf->b_ml.ml_stack_top = 0; // nothing in the stack |
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1251 buf->b_ml.ml_line_lnum = 0; // no cached line |
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|
1252 buf->b_ml.ml_locked = NULL; // no locked block |
7 | 1253 buf->b_ml.ml_flags = 0; |
2408
9e2e63af1641
Better fix for memory access in recovery. (Dominique Pelle)
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1254 #ifdef FEAT_CRYPT |
9e2e63af1641
Better fix for memory access in recovery. (Dominique Pelle)
Bram Moolenaar <bram@vim.org>
parents:
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|
1255 buf->b_p_key = empty_option; |
9e2e63af1641
Better fix for memory access in recovery. (Dominique Pelle)
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parents:
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1256 buf->b_p_cm = empty_option; |
9e2e63af1641
Better fix for memory access in recovery. (Dominique Pelle)
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1257 #endif |
7 | 1258 |
2267 | 1259 /* |
1260 * open the memfile from the old swap file | |
1261 */ | |
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1262 p = vim_strsave(fname_used); // save "fname_used" for the message: |
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changeset
|
1263 // mf_open() will consume "fname_used"! |
2267 | 1264 mfp = mf_open(fname_used, O_RDONLY); |
1265 fname_used = p; | |
7 | 1266 if (mfp == NULL || mfp->mf_fd < 0) |
1267 { | |
2267 | 1268 if (fname_used != NULL) |
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1269 semsg(_("E306: Cannot open %s"), fname_used); |
7 | 1270 goto theend; |
1271 } | |
1272 buf->b_ml.ml_mfp = mfp; | |
2267 | 1273 #ifdef FEAT_CRYPT |
1274 mfp->mf_buffer = buf; | |
1275 #endif | |
7 | 1276 |
1277 /* | |
1278 * The page size set in mf_open() might be different from the page size | |
1279 * used in the swap file, we must get it from block 0. But to read block | |
1280 * 0 we need a page size. Use the minimal size for block 0 here, it will | |
1281 * be set to the real value below. | |
1282 */ | |
1283 mfp->mf_page_size = MIN_SWAP_PAGE_SIZE; | |
1284 | |
2267 | 1285 /* |
1286 * try to read block 0 | |
1287 */ | |
7 | 1288 if ((hp = mf_get(mfp, (blocknr_T)0, 1)) == NULL) |
1289 { | |
1290 msg_start(); | |
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changeset
|
1291 msg_puts_attr(_("Unable to read block 0 from "), attr | MSG_HIST); |
7 | 1292 msg_outtrans_attr(mfp->mf_fname, attr | MSG_HIST); |
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dd725a8ab112
patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15470
diff
changeset
|
1293 msg_puts_attr(_("\nMaybe no changes were made or Vim did not update the swap file."), |
7 | 1294 attr | MSG_HIST); |
1295 msg_end(); | |
1296 goto theend; | |
1297 } | |
1298 b0p = (ZERO_BL *)(hp->bh_data); | |
1299 if (STRNCMP(b0p->b0_version, "VIM 3.0", 7) == 0) | |
1300 { | |
1301 msg_start(); | |
1302 msg_outtrans_attr(mfp->mf_fname, MSG_HIST); | |
15543
dd725a8ab112
patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15470
diff
changeset
|
1303 msg_puts_attr(_(" cannot be used with this version of Vim.\n"), |
7 | 1304 MSG_HIST); |
15543
dd725a8ab112
patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15470
diff
changeset
|
1305 msg_puts_attr(_("Use Vim version 3.0.\n"), MSG_HIST); |
7 | 1306 msg_end(); |
1307 goto theend; | |
1308 } | |
2267 | 1309 if (ml_check_b0_id(b0p) == FAIL) |
7 | 1310 { |
15470
55ccc2d353bd
patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15361
diff
changeset
|
1311 semsg(_("E307: %s does not look like a Vim swap file"), mfp->mf_fname); |
7 | 1312 goto theend; |
1313 } | |
1314 if (b0_magic_wrong(b0p)) | |
1315 { | |
1316 msg_start(); | |
1317 msg_outtrans_attr(mfp->mf_fname, attr | MSG_HIST); | |
8212
05b88224cea1
commit https://github.com/vim/vim/commit/48e330aff911be1c798c88a973af6437a8141fce
Christian Brabandt <cb@256bit.org>
parents:
7961
diff
changeset
|
1318 #if defined(MSWIN) |
7 | 1319 if (STRNCMP(b0p->b0_hname, "PC ", 3) == 0) |
15543
dd725a8ab112
patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15470
diff
changeset
|
1320 msg_puts_attr(_(" cannot be used with this version of Vim.\n"), |
7 | 1321 attr | MSG_HIST); |
1322 else | |
1323 #endif | |
15543
dd725a8ab112
patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15470
diff
changeset
|
1324 msg_puts_attr(_(" cannot be used on this computer.\n"), |
7 | 1325 attr | MSG_HIST); |
15543
dd725a8ab112
patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15470
diff
changeset
|
1326 msg_puts_attr(_("The file was created on "), attr | MSG_HIST); |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
1327 // avoid going past the end of a corrupted hostname |
7 | 1328 b0p->b0_fname[0] = NUL; |
15543
dd725a8ab112
patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15470
diff
changeset
|
1329 msg_puts_attr((char *)b0p->b0_hname, attr | MSG_HIST); |
dd725a8ab112
patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15470
diff
changeset
|
1330 msg_puts_attr(_(",\nor the file has been damaged."), attr | MSG_HIST); |
7 | 1331 msg_end(); |
1332 goto theend; | |
1333 } | |
1105 | 1334 |
2267 | 1335 #ifdef FEAT_CRYPT |
24768
7334bf933510
patch 8.2.2922: computing array length is done in various ways
Bram Moolenaar <Bram@vim.org>
parents:
24703
diff
changeset
|
1336 for (i = 0; i < (int)ARRAY_LENGTH(id1_codes); ++i) |
6122 | 1337 if (id1_codes[i] == b0p->b0_id[1]) |
1338 b0_cm = i; | |
1339 if (b0_cm > 0) | |
2267 | 1340 mch_memmove(mfp->mf_seed, &b0p->b0_seed, MF_SEED_LEN); |
6122 | 1341 crypt_set_cm_option(buf, b0_cm < 0 ? 0 : b0_cm); |
2267 | 1342 #else |
1343 if (b0p->b0_id[1] != BLOCK0_ID1) | |
1344 { | |
15470
55ccc2d353bd
patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15361
diff
changeset
|
1345 semsg(_("E833: %s is encrypted and this version of Vim does not support encryption"), mfp->mf_fname); |
2267 | 1346 goto theend; |
1347 } | |
1348 #endif | |
1349 | |
7 | 1350 /* |
1351 * If we guessed the wrong page size, we have to recalculate the | |
1352 * highest block number in the file. | |
1353 */ | |
1354 if (mfp->mf_page_size != (unsigned)char_to_long(b0p->b0_page_size)) | |
1355 { | |
1105 | 1356 unsigned previous_page_size = mfp->mf_page_size; |
1357 | |
7 | 1358 mf_new_page_size(mfp, (unsigned)char_to_long(b0p->b0_page_size)); |
1105 | 1359 if (mfp->mf_page_size < previous_page_size) |
1360 { | |
1361 msg_start(); | |
1362 msg_outtrans_attr(mfp->mf_fname, attr | MSG_HIST); | |
15543
dd725a8ab112
patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15470
diff
changeset
|
1363 msg_puts_attr(_(" has been damaged (page size is smaller than minimum value).\n"), |
1105 | 1364 attr | MSG_HIST); |
1365 msg_end(); | |
1366 goto theend; | |
1367 } | |
9387
f094d4085014
commit https://github.com/vim/vim/commit/8767f52fbfd4f053ce00a978227c95f1d7d323fe
Christian Brabandt <cb@256bit.org>
parents:
9295
diff
changeset
|
1368 if ((size = vim_lseek(mfp->mf_fd, (off_T)0L, SEEK_END)) <= 0) |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
1369 mfp->mf_blocknr_max = 0; // no file or empty file |
7 | 1370 else |
1371 mfp->mf_blocknr_max = (blocknr_T)(size / mfp->mf_page_size); | |
1372 mfp->mf_infile_count = mfp->mf_blocknr_max; | |
1105 | 1373 |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
1374 // need to reallocate the memory used to store the data |
1105 | 1375 p = alloc(mfp->mf_page_size); |
1376 if (p == NULL) | |
1377 goto theend; | |
1378 mch_memmove(p, hp->bh_data, previous_page_size); | |
1379 vim_free(hp->bh_data); | |
1380 hp->bh_data = p; | |
1381 b0p = (ZERO_BL *)(hp->bh_data); | |
7 | 1382 } |
1383 | |
2267 | 1384 /* |
1385 * If .swp file name given directly, use name from swap file for buffer. | |
1386 */ | |
7 | 1387 if (directly) |
1388 { | |
1389 expand_env(b0p->b0_fname, NameBuff, MAXPATHL); | |
1390 if (setfname(curbuf, NameBuff, NULL, TRUE) == FAIL) | |
1391 goto theend; | |
1392 } | |
1393 | |
1394 home_replace(NULL, mfp->mf_fname, NameBuff, MAXPATHL, TRUE); | |
15470
55ccc2d353bd
patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15361
diff
changeset
|
1395 smsg(_("Using swap file \"%s\""), NameBuff); |
7 | 1396 |
1397 if (buf_spname(curbuf) != NULL) | |
3839 | 1398 vim_strncpy(NameBuff, buf_spname(curbuf), MAXPATHL - 1); |
7 | 1399 else |
1400 home_replace(NULL, curbuf->b_ffname, NameBuff, MAXPATHL, TRUE); | |
15470
55ccc2d353bd
patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15361
diff
changeset
|
1401 smsg(_("Original file \"%s\""), NameBuff); |
7 | 1402 msg_putchar('\n'); |
1403 | |
2267 | 1404 /* |
1405 * check date of swap file and original file | |
1406 */ | |
7 | 1407 mtime = char_to_long(b0p->b0_mtime); |
1408 if (curbuf->b_ffname != NULL | |
1409 && mch_stat((char *)curbuf->b_ffname, &org_stat) != -1 | |
1410 && ((mch_stat((char *)mfp->mf_fname, &swp_stat) != -1 | |
1411 && org_stat.st_mtime > swp_stat.st_mtime) | |
1412 || org_stat.st_mtime != mtime)) | |
15470
55ccc2d353bd
patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15361
diff
changeset
|
1413 emsg(_("E308: Warning: Original file may have been changed")); |
7 | 1414 out_flush(); |
39 | 1415 |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
1416 // Get the 'fileformat' and 'fileencoding' from block zero. |
39 | 1417 b0_ff = (b0p->b0_flags & B0_FF_MASK); |
1418 if (b0p->b0_flags & B0_HAS_FENC) | |
1419 { | |
2271
2b33a7678e7b
Fix compiler warnings for shadowed variables. Make 'conceal' a long instead
Bram Moolenaar <bram@vim.org>
parents:
2267
diff
changeset
|
1420 int fnsize = B0_FNAME_SIZE_NOCRYPT; |
2267 | 1421 |
1422 #ifdef FEAT_CRYPT | |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
1423 // Use the same size as in add_b0_fenc(). |
2267 | 1424 if (b0p->b0_id[1] != BLOCK0_ID1) |
2271
2b33a7678e7b
Fix compiler warnings for shadowed variables. Make 'conceal' a long instead
Bram Moolenaar <bram@vim.org>
parents:
2267
diff
changeset
|
1425 fnsize = B0_FNAME_SIZE_CRYPT; |
2267 | 1426 #endif |
2271
2b33a7678e7b
Fix compiler warnings for shadowed variables. Make 'conceal' a long instead
Bram Moolenaar <bram@vim.org>
parents:
2267
diff
changeset
|
1427 for (p = b0p->b0_fname + fnsize; p > b0p->b0_fname && p[-1] != NUL; --p) |
39 | 1428 ; |
20830
9064044fd4f6
patch 8.2.0967: unnecessary type casts for vim_strnsave()
Bram Moolenaar <Bram@vim.org>
parents:
20599
diff
changeset
|
1429 b0_fenc = vim_strnsave(p, b0p->b0_fname + fnsize - p); |
39 | 1430 } |
1431 | |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
1432 mf_put(mfp, hp, FALSE, FALSE); // release block 0 |
7 | 1433 hp = NULL; |
1434 | |
1435 /* | |
1436 * Now that we are sure that the file is going to be recovered, clear the | |
1437 * contents of the current buffer. | |
1438 */ | |
1439 while (!(curbuf->b_ml.ml_flags & ML_EMPTY)) | |
20599
d571231175b4
patch 8.2.0853: ml_delete() often called with FALSE argument
Bram Moolenaar <Bram@vim.org>
parents:
20583
diff
changeset
|
1440 ml_delete((linenr_T)1); |
7 | 1441 |
1442 /* | |
1443 * Try reading the original file to obtain the values of 'fileformat', | |
1444 * 'fileencoding', etc. Ignore errors. The text itself is not used. | |
2267 | 1445 * When the file is encrypted the user is asked to enter the key. |
7 | 1446 */ |
1447 if (curbuf->b_ffname != NULL) | |
2162
0527eb0f6918
After recovery check if the text changed. If it did mark the buffer as
Bram Moolenaar <bram@vim.org>
parents:
2145
diff
changeset
|
1448 orig_file_status = readfile(curbuf->b_ffname, NULL, (linenr_T)0, |
7 | 1449 (linenr_T)0, (linenr_T)MAXLNUM, NULL, READ_NEW); |
1450 | |
2267 | 1451 #ifdef FEAT_CRYPT |
1452 if (b0_cm >= 0) | |
1453 { | |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
1454 // Need to ask the user for the crypt key. If this fails we continue |
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
1455 // without a key, will probably get garbage text. |
2267 | 1456 if (*curbuf->b_p_key != NUL) |
1457 { | |
15470
55ccc2d353bd
patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15361
diff
changeset
|
1458 smsg(_("Swap file is encrypted: \"%s\""), fname_used); |
15543
dd725a8ab112
patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15470
diff
changeset
|
1459 msg_puts(_("\nIf you entered a new crypt key but did not write the text file,")); |
dd725a8ab112
patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15470
diff
changeset
|
1460 msg_puts(_("\nenter the new crypt key.")); |
dd725a8ab112
patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15470
diff
changeset
|
1461 msg_puts(_("\nIf you wrote the text file after changing the crypt key press enter")); |
dd725a8ab112
patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15470
diff
changeset
|
1462 msg_puts(_("\nto use the same key for text file and swap file")); |
2267 | 1463 } |
1464 else | |
15470
55ccc2d353bd
patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15361
diff
changeset
|
1465 smsg(_(need_key_msg), fname_used); |
6122 | 1466 buf->b_p_key = crypt_get_key(FALSE, FALSE); |
2267 | 1467 if (buf->b_p_key == NULL) |
1468 buf->b_p_key = curbuf->b_p_key; | |
1469 else if (*buf->b_p_key == NUL) | |
1470 { | |
1471 vim_free(buf->b_p_key); | |
1472 buf->b_p_key = curbuf->b_p_key; | |
1473 } | |
1474 if (buf->b_p_key == NULL) | |
1475 buf->b_p_key = empty_option; | |
2165
733f0dc510c3
Undo changes that are meant for the Vim 7.3 branch.
Bram Moolenaar <bram@vim.org>
parents:
2162
diff
changeset
|
1476 } |
2267 | 1477 #endif |
7 | 1478 |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
1479 // Use the 'fileformat' and 'fileencoding' as stored in the swap file. |
39 | 1480 if (b0_ff != 0) |
1481 set_fileformat(b0_ff - 1, OPT_LOCAL); | |
1482 if (b0_fenc != NULL) | |
1483 { | |
1484 set_option_value((char_u *)"fenc", 0L, b0_fenc, OPT_LOCAL); | |
1485 vim_free(b0_fenc); | |
1486 } | |
16996
d5e1e09a829f
patch 8.1.1498: ":write" increments b:changedtick even though nothing changed
Bram Moolenaar <Bram@vim.org>
parents:
16825
diff
changeset
|
1487 unchanged(curbuf, TRUE, TRUE); |
39 | 1488 |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
1489 bnum = 1; // start with block 1 |
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
1490 page_count = 1; // which is 1 page |
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
1491 lnum = 0; // append after line 0 in curbuf |
7 | 1492 line_count = 0; |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
1493 idx = 0; // start with first index in block 1 |
7 | 1494 error = 0; |
1495 buf->b_ml.ml_stack_top = 0; | |
1496 buf->b_ml.ml_stack = NULL; | |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
1497 buf->b_ml.ml_stack_size = 0; // no stack yet |
7 | 1498 |
1499 if (curbuf->b_ffname == NULL) | |
1500 cannot_open = TRUE; | |
1501 else | |
1502 cannot_open = FALSE; | |
1503 | |
1504 serious_error = FALSE; | |
1505 for ( ; !got_int; line_breakcheck()) | |
1506 { | |
1507 if (hp != NULL) | |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
1508 mf_put(mfp, hp, FALSE, FALSE); // release previous block |
7 | 1509 |
1510 /* | |
1511 * get block | |
1512 */ | |
1513 if ((hp = mf_get(mfp, (blocknr_T)bnum, page_count)) == NULL) | |
1514 { | |
1515 if (bnum == 1) | |
1516 { | |
15470
55ccc2d353bd
patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15361
diff
changeset
|
1517 semsg(_("E309: Unable to read block 1 from %s"), mfp->mf_fname); |
7 | 1518 goto theend; |
1519 } | |
1520 ++error; | |
1521 ml_append(lnum++, (char_u *)_("???MANY LINES MISSING"), | |
1522 (colnr_T)0, TRUE); | |
1523 } | |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
1524 else // there is a block |
7 | 1525 { |
1526 pp = (PTR_BL *)(hp->bh_data); | |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
1527 if (pp->pb_id == PTR_ID) // it is a pointer block |
7 | 1528 { |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
1529 // check line count when using pointer block first time |
7 | 1530 if (idx == 0 && line_count != 0) |
1531 { | |
1532 for (i = 0; i < (int)pp->pb_count; ++i) | |
1533 line_count -= pp->pb_pointer[i].pe_line_count; | |
1534 if (line_count != 0) | |
1535 { | |
1536 ++error; | |
1537 ml_append(lnum++, (char_u *)_("???LINE COUNT WRONG"), | |
1538 (colnr_T)0, TRUE); | |
1539 } | |
1540 } | |
1541 | |
1542 if (pp->pb_count == 0) | |
1543 { | |
1544 ml_append(lnum++, (char_u *)_("???EMPTY BLOCK"), | |
1545 (colnr_T)0, TRUE); | |
1546 ++error; | |
1547 } | |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
1548 else if (idx < (int)pp->pb_count) // go a block deeper |
7 | 1549 { |
1550 if (pp->pb_pointer[idx].pe_bnum < 0) | |
1551 { | |
1552 /* | |
1553 * Data block with negative block number. | |
1554 * Try to read lines from the original file. | |
1555 * This is slow, but it works. | |
1556 */ | |
1557 if (!cannot_open) | |
1558 { | |
1559 line_count = pp->pb_pointer[idx].pe_line_count; | |
1560 if (readfile(curbuf->b_ffname, NULL, lnum, | |
1561 pp->pb_pointer[idx].pe_old_lnum - 1, | |
10575
01a5f64a7a20
patch 8.0.0177: BufEnter autocommand not fired for a directory
Christian Brabandt <cb@256bit.org>
parents:
10359
diff
changeset
|
1562 line_count, NULL, 0) != OK) |
7 | 1563 cannot_open = TRUE; |
1564 else | |
1565 lnum += line_count; | |
1566 } | |
1567 if (cannot_open) | |
1568 { | |
1569 ++error; | |
1570 ml_append(lnum++, (char_u *)_("???LINES MISSING"), | |
1571 (colnr_T)0, TRUE); | |
1572 } | |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
1573 ++idx; // get same block again for next index |
7 | 1574 continue; |
1575 } | |
1576 | |
1577 /* | |
1578 * going one block deeper in the tree | |
1579 */ | |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
1580 if ((top = ml_add_stack(buf)) < 0) // new entry in stack |
7 | 1581 { |
1582 ++error; | |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
1583 break; // out of memory |
7 | 1584 } |
1585 ip = &(buf->b_ml.ml_stack[top]); | |
1586 ip->ip_bnum = bnum; | |
1587 ip->ip_index = idx; | |
1588 | |
1589 bnum = pp->pb_pointer[idx].pe_bnum; | |
1590 line_count = pp->pb_pointer[idx].pe_line_count; | |
1591 page_count = pp->pb_pointer[idx].pe_page_count; | |
2885 | 1592 idx = 0; |
7 | 1593 continue; |
1594 } | |
1595 } | |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
1596 else // not a pointer block |
7 | 1597 { |
1598 dp = (DATA_BL *)(hp->bh_data); | |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
1599 if (dp->db_id != DATA_ID) // block id wrong |
7 | 1600 { |
1601 if (bnum == 1) | |
1602 { | |
15470
55ccc2d353bd
patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15361
diff
changeset
|
1603 semsg(_("E310: Block 1 ID wrong (%s not a .swp file?)"), |
7 | 1604 mfp->mf_fname); |
1605 goto theend; | |
1606 } | |
1607 ++error; | |
1608 ml_append(lnum++, (char_u *)_("???BLOCK MISSING"), | |
1609 (colnr_T)0, TRUE); | |
1610 } | |
1611 else | |
1612 { | |
1613 /* | |
1614 * it is a data block | |
1615 * Append all the lines in this block | |
1616 */ | |
1617 has_error = FALSE; | |
1618 /* | |
1619 * check length of block | |
1620 * if wrong, use length in pointer block | |
1621 */ | |
1622 if (page_count * mfp->mf_page_size != dp->db_txt_end) | |
1623 { | |
1624 ml_append(lnum++, (char_u *)_("??? from here until ???END lines may be messed up"), | |
1625 (colnr_T)0, TRUE); | |
1626 ++error; | |
1627 has_error = TRUE; | |
1628 dp->db_txt_end = page_count * mfp->mf_page_size; | |
1629 } | |
1630 | |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
1631 // make sure there is a NUL at the end of the block |
7 | 1632 *((char_u *)dp + dp->db_txt_end - 1) = NUL; |
1633 | |
1634 /* | |
1635 * check number of lines in block | |
1636 * if wrong, use count in data block | |
1637 */ | |
1638 if (line_count != dp->db_line_count) | |
1639 { | |
1640 ml_append(lnum++, (char_u *)_("??? from here until ???END lines may have been inserted/deleted"), | |
1641 (colnr_T)0, TRUE); | |
1642 ++error; | |
1643 has_error = TRUE; | |
1644 } | |
1645 | |
1646 for (i = 0; i < dp->db_line_count; ++i) | |
1647 { | |
1648 txt_start = (dp->db_index[i] & DB_INDEX_MASK); | |
1978 | 1649 if (txt_start <= (int)HEADER_SIZE |
7 | 1650 || txt_start >= (int)dp->db_txt_end) |
1651 { | |
1652 p = (char_u *)"???"; | |
1653 ++error; | |
1654 } | |
1655 else | |
1656 p = (char_u *)dp + txt_start; | |
1657 ml_append(lnum++, p, (colnr_T)0, TRUE); | |
1658 } | |
1659 if (has_error) | |
1978 | 1660 ml_append(lnum++, (char_u *)_("???END"), |
1661 (colnr_T)0, TRUE); | |
7 | 1662 } |
1663 } | |
1664 } | |
1665 | |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
1666 if (buf->b_ml.ml_stack_top == 0) // finished |
7 | 1667 break; |
1668 | |
1669 /* | |
1670 * go one block up in the tree | |
1671 */ | |
1672 ip = &(buf->b_ml.ml_stack[--(buf->b_ml.ml_stack_top)]); | |
1673 bnum = ip->ip_bnum; | |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
1674 idx = ip->ip_index + 1; // go to next index |
7 | 1675 page_count = 1; |
1676 } | |
1677 | |
1678 /* | |
2162
0527eb0f6918
After recovery check if the text changed. If it did mark the buffer as
Bram Moolenaar <bram@vim.org>
parents:
2145
diff
changeset
|
1679 * Compare the buffer contents with the original file. When they differ |
0527eb0f6918
After recovery check if the text changed. If it did mark the buffer as
Bram Moolenaar <bram@vim.org>
parents:
2145
diff
changeset
|
1680 * set the 'modified' flag. |
0527eb0f6918
After recovery check if the text changed. If it did mark the buffer as
Bram Moolenaar <bram@vim.org>
parents:
2145
diff
changeset
|
1681 * Lines 1 - lnum are the new contents. |
0527eb0f6918
After recovery check if the text changed. If it did mark the buffer as
Bram Moolenaar <bram@vim.org>
parents:
2145
diff
changeset
|
1682 * Lines lnum + 1 to ml_line_count are the original contents. |
0527eb0f6918
After recovery check if the text changed. If it did mark the buffer as
Bram Moolenaar <bram@vim.org>
parents:
2145
diff
changeset
|
1683 * Line ml_line_count + 1 in the dummy empty line. |
7 | 1684 */ |
2162
0527eb0f6918
After recovery check if the text changed. If it did mark the buffer as
Bram Moolenaar <bram@vim.org>
parents:
2145
diff
changeset
|
1685 if (orig_file_status != OK || curbuf->b_ml.ml_line_count != lnum * 2 + 1) |
0527eb0f6918
After recovery check if the text changed. If it did mark the buffer as
Bram Moolenaar <bram@vim.org>
parents:
2145
diff
changeset
|
1686 { |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
1687 // Recovering an empty file results in two lines and the first line is |
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
1688 // empty. Don't set the modified flag then. |
2162
0527eb0f6918
After recovery check if the text changed. If it did mark the buffer as
Bram Moolenaar <bram@vim.org>
parents:
2145
diff
changeset
|
1689 if (!(curbuf->b_ml.ml_line_count == 2 && *ml_get(1) == NUL)) |
0527eb0f6918
After recovery check if the text changed. If it did mark the buffer as
Bram Moolenaar <bram@vim.org>
parents:
2145
diff
changeset
|
1690 { |
16632
30de89c1d090
patch 8.1.1318: code for text changes is in a "misc" file
Bram Moolenaar <Bram@vim.org>
parents:
16621
diff
changeset
|
1691 changed_internal(); |
10952
835604f3c37a
patch 8.0.0365: might free a dict item that wasn't allocated
Christian Brabandt <cb@256bit.org>
parents:
10896
diff
changeset
|
1692 ++CHANGEDTICK(curbuf); |
2162
0527eb0f6918
After recovery check if the text changed. If it did mark the buffer as
Bram Moolenaar <bram@vim.org>
parents:
2145
diff
changeset
|
1693 } |
0527eb0f6918
After recovery check if the text changed. If it did mark the buffer as
Bram Moolenaar <bram@vim.org>
parents:
2145
diff
changeset
|
1694 } |
0527eb0f6918
After recovery check if the text changed. If it did mark the buffer as
Bram Moolenaar <bram@vim.org>
parents:
2145
diff
changeset
|
1695 else |
0527eb0f6918
After recovery check if the text changed. If it did mark the buffer as
Bram Moolenaar <bram@vim.org>
parents:
2145
diff
changeset
|
1696 { |
0527eb0f6918
After recovery check if the text changed. If it did mark the buffer as
Bram Moolenaar <bram@vim.org>
parents:
2145
diff
changeset
|
1697 for (idx = 1; idx <= lnum; ++idx) |
0527eb0f6918
After recovery check if the text changed. If it did mark the buffer as
Bram Moolenaar <bram@vim.org>
parents:
2145
diff
changeset
|
1698 { |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
1699 // Need to copy one line, fetching the other one may flush it. |
2162
0527eb0f6918
After recovery check if the text changed. If it did mark the buffer as
Bram Moolenaar <bram@vim.org>
parents:
2145
diff
changeset
|
1700 p = vim_strsave(ml_get(idx)); |
0527eb0f6918
After recovery check if the text changed. If it did mark the buffer as
Bram Moolenaar <bram@vim.org>
parents:
2145
diff
changeset
|
1701 i = STRCMP(p, ml_get(idx + lnum)); |
0527eb0f6918
After recovery check if the text changed. If it did mark the buffer as
Bram Moolenaar <bram@vim.org>
parents:
2145
diff
changeset
|
1702 vim_free(p); |
0527eb0f6918
After recovery check if the text changed. If it did mark the buffer as
Bram Moolenaar <bram@vim.org>
parents:
2145
diff
changeset
|
1703 if (i != 0) |
0527eb0f6918
After recovery check if the text changed. If it did mark the buffer as
Bram Moolenaar <bram@vim.org>
parents:
2145
diff
changeset
|
1704 { |
16632
30de89c1d090
patch 8.1.1318: code for text changes is in a "misc" file
Bram Moolenaar <Bram@vim.org>
parents:
16621
diff
changeset
|
1705 changed_internal(); |
10952
835604f3c37a
patch 8.0.0365: might free a dict item that wasn't allocated
Christian Brabandt <cb@256bit.org>
parents:
10896
diff
changeset
|
1706 ++CHANGEDTICK(curbuf); |
2162
0527eb0f6918
After recovery check if the text changed. If it did mark the buffer as
Bram Moolenaar <bram@vim.org>
parents:
2145
diff
changeset
|
1707 break; |
0527eb0f6918
After recovery check if the text changed. If it did mark the buffer as
Bram Moolenaar <bram@vim.org>
parents:
2145
diff
changeset
|
1708 } |
0527eb0f6918
After recovery check if the text changed. If it did mark the buffer as
Bram Moolenaar <bram@vim.org>
parents:
2145
diff
changeset
|
1709 } |
0527eb0f6918
After recovery check if the text changed. If it did mark the buffer as
Bram Moolenaar <bram@vim.org>
parents:
2145
diff
changeset
|
1710 } |
0527eb0f6918
After recovery check if the text changed. If it did mark the buffer as
Bram Moolenaar <bram@vim.org>
parents:
2145
diff
changeset
|
1711 |
0527eb0f6918
After recovery check if the text changed. If it did mark the buffer as
Bram Moolenaar <bram@vim.org>
parents:
2145
diff
changeset
|
1712 /* |
0527eb0f6918
After recovery check if the text changed. If it did mark the buffer as
Bram Moolenaar <bram@vim.org>
parents:
2145
diff
changeset
|
1713 * Delete the lines from the original file and the dummy line from the |
0527eb0f6918
After recovery check if the text changed. If it did mark the buffer as
Bram Moolenaar <bram@vim.org>
parents:
2145
diff
changeset
|
1714 * empty buffer. These will now be after the last line in the buffer. |
0527eb0f6918
After recovery check if the text changed. If it did mark the buffer as
Bram Moolenaar <bram@vim.org>
parents:
2145
diff
changeset
|
1715 */ |
0527eb0f6918
After recovery check if the text changed. If it did mark the buffer as
Bram Moolenaar <bram@vim.org>
parents:
2145
diff
changeset
|
1716 while (curbuf->b_ml.ml_line_count > lnum |
0527eb0f6918
After recovery check if the text changed. If it did mark the buffer as
Bram Moolenaar <bram@vim.org>
parents:
2145
diff
changeset
|
1717 && !(curbuf->b_ml.ml_flags & ML_EMPTY)) |
20599
d571231175b4
patch 8.2.0853: ml_delete() often called with FALSE argument
Bram Moolenaar <Bram@vim.org>
parents:
20583
diff
changeset
|
1718 ml_delete(curbuf->b_ml.ml_line_count); |
7 | 1719 curbuf->b_flags |= BF_RECOVERED; |
24856
a81b883576d6
patch 8.2.2966: ml_get errors after recovering a file
Bram Moolenaar <Bram@vim.org>
parents:
24768
diff
changeset
|
1720 check_cursor(); |
7 | 1721 |
1722 recoverymode = FALSE; | |
1723 if (got_int) | |
15470
55ccc2d353bd
patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15361
diff
changeset
|
1724 emsg(_("E311: Recovery Interrupted")); |
7 | 1725 else if (error) |
1726 { | |
1727 ++no_wait_return; | |
15543
dd725a8ab112
patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15470
diff
changeset
|
1728 msg(">>>>>>>>>>>>>"); |
15470
55ccc2d353bd
patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15361
diff
changeset
|
1729 emsg(_("E312: Errors detected while recovering; look for lines starting with ???")); |
7 | 1730 --no_wait_return; |
15543
dd725a8ab112
patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15470
diff
changeset
|
1731 msg(_("See \":help E312\" for more information.")); |
dd725a8ab112
patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15470
diff
changeset
|
1732 msg(">>>>>>>>>>>>>"); |
7 | 1733 } |
1734 else | |
1735 { | |
2162
0527eb0f6918
After recovery check if the text changed. If it did mark the buffer as
Bram Moolenaar <bram@vim.org>
parents:
2145
diff
changeset
|
1736 if (curbuf->b_changed) |
0527eb0f6918
After recovery check if the text changed. If it did mark the buffer as
Bram Moolenaar <bram@vim.org>
parents:
2145
diff
changeset
|
1737 { |
15543
dd725a8ab112
patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15470
diff
changeset
|
1738 msg(_("Recovery completed. You should check if everything is OK.")); |
dd725a8ab112
patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15470
diff
changeset
|
1739 msg_puts(_("\n(You might want to write out this file under another name\n")); |
dd725a8ab112
patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15470
diff
changeset
|
1740 msg_puts(_("and run diff with the original file to check for changes)")); |
2162
0527eb0f6918
After recovery check if the text changed. If it did mark the buffer as
Bram Moolenaar <bram@vim.org>
parents:
2145
diff
changeset
|
1741 } |
0527eb0f6918
After recovery check if the text changed. If it did mark the buffer as
Bram Moolenaar <bram@vim.org>
parents:
2145
diff
changeset
|
1742 else |
15543
dd725a8ab112
patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15470
diff
changeset
|
1743 msg(_("Recovery completed. Buffer contents equals file contents.")); |
22846
83c2c489cb1b
patch 8.2.1970: it is easy to make mistakes when cleaning up swap files
Bram Moolenaar <Bram@vim.org>
parents:
22699
diff
changeset
|
1744 msg_puts(_("\nYou may want to delete the .swp file now.")); |
83c2c489cb1b
patch 8.2.1970: it is easy to make mistakes when cleaning up swap files
Bram Moolenaar <Bram@vim.org>
parents:
22699
diff
changeset
|
1745 #if defined(UNIX) || defined(MSWIN) |
24089
cdeec1389c8c
patch 8.2.2586: process id may be invalid
Bram Moolenaar <Bram@vim.org>
parents:
23776
diff
changeset
|
1746 if (swapfile_process_running(b0p, fname_used)) |
22846
83c2c489cb1b
patch 8.2.1970: it is easy to make mistakes when cleaning up swap files
Bram Moolenaar <Bram@vim.org>
parents:
22699
diff
changeset
|
1747 { |
83c2c489cb1b
patch 8.2.1970: it is easy to make mistakes when cleaning up swap files
Bram Moolenaar <Bram@vim.org>
parents:
22699
diff
changeset
|
1748 // Warn there could be an active Vim on the same file, the user may |
83c2c489cb1b
patch 8.2.1970: it is easy to make mistakes when cleaning up swap files
Bram Moolenaar <Bram@vim.org>
parents:
22699
diff
changeset
|
1749 // want to kill it. |
83c2c489cb1b
patch 8.2.1970: it is easy to make mistakes when cleaning up swap files
Bram Moolenaar <Bram@vim.org>
parents:
22699
diff
changeset
|
1750 msg_puts(_("\nNote: process STILL RUNNING: ")); |
83c2c489cb1b
patch 8.2.1970: it is easy to make mistakes when cleaning up swap files
Bram Moolenaar <Bram@vim.org>
parents:
22699
diff
changeset
|
1751 msg_outnum(char_to_long(b0p->b0_pid)); |
83c2c489cb1b
patch 8.2.1970: it is easy to make mistakes when cleaning up swap files
Bram Moolenaar <Bram@vim.org>
parents:
22699
diff
changeset
|
1752 } |
83c2c489cb1b
patch 8.2.1970: it is easy to make mistakes when cleaning up swap files
Bram Moolenaar <Bram@vim.org>
parents:
22699
diff
changeset
|
1753 #endif |
83c2c489cb1b
patch 8.2.1970: it is easy to make mistakes when cleaning up swap files
Bram Moolenaar <Bram@vim.org>
parents:
22699
diff
changeset
|
1754 msg_puts("\n\n"); |
7 | 1755 cmdline_row = msg_row; |
1756 } | |
2267 | 1757 #ifdef FEAT_CRYPT |
1758 if (*buf->b_p_key != NUL && STRCMP(curbuf->b_p_key, buf->b_p_key) != 0) | |
1759 { | |
15543
dd725a8ab112
patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15470
diff
changeset
|
1760 msg_puts(_("Using crypt key from swap file for the text file.\n")); |
2267 | 1761 set_option_value((char_u *)"key", 0L, buf->b_p_key, OPT_LOCAL); |
1762 } | |
1763 #endif | |
7 | 1764 redraw_curbuf_later(NOT_VALID); |
1765 | |
1766 theend: | |
2267 | 1767 vim_free(fname_used); |
7 | 1768 recoverymode = FALSE; |
1769 if (mfp != NULL) | |
1770 { | |
1771 if (hp != NULL) | |
1772 mf_put(mfp, hp, FALSE, FALSE); | |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
1773 mf_close(mfp, FALSE); // will also vim_free(mfp->mf_fname) |
7 | 1774 } |
1053 | 1775 if (buf != NULL) |
1776 { | |
2267 | 1777 #ifdef FEAT_CRYPT |
1778 if (buf->b_p_key != curbuf->b_p_key) | |
1779 free_string_option(buf->b_p_key); | |
2407
6bc102a4bff8
Fix memory access to 'cryptmethod' during recovery. (Dominique Pelle)
Bram Moolenaar <bram@vim.org>
parents:
2394
diff
changeset
|
1780 free_string_option(buf->b_p_cm); |
2267 | 1781 #endif |
1053 | 1782 vim_free(buf->b_ml.ml_stack); |
1783 vim_free(buf); | |
1784 } | |
7 | 1785 if (serious_error && called_from_main) |
1786 ml_close(curbuf, TRUE); | |
1787 else | |
1788 { | |
1789 apply_autocmds(EVENT_BUFREADPOST, NULL, curbuf->b_fname, FALSE, curbuf); | |
1790 apply_autocmds(EVENT_BUFWINENTER, NULL, curbuf->b_fname, FALSE, curbuf); | |
1791 } | |
1792 } | |
1793 | |
1794 /* | |
1795 * Find the names of swap files in current directory and the directory given | |
1796 * with the 'directory' option. | |
1797 * | |
1798 * Used to: | |
1799 * - list the swap files for "vim -r" | |
1800 * - count the number of swap files when recovering | |
1801 * - list the swap files when recovering | |
1802 * - find the name of the n'th swap file when recovering | |
1803 */ | |
1804 int | |
7827
41789f16d6b2
commit https://github.com/vim/vim/commit/52ea13da0fe86df1abf34de52841e367035170c0
Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
1805 recover_names( |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
1806 char_u *fname, // base for swap file name |
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
1807 int list, // when TRUE, list the swap file names |
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
1808 int nr, // when non-zero, return nr'th swap file name |
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
1809 char_u **fname_out) // result when "nr" > 0 |
7 | 1810 { |
1811 int num_names; | |
1812 char_u *(names[6]); | |
1813 char_u *tail; | |
1814 char_u *p; | |
1815 int num_files; | |
1816 int file_count = 0; | |
1817 char_u **files; | |
1818 int i; | |
1819 char_u *dirp; | |
1820 char_u *dir_name; | |
2175 | 1821 char_u *fname_res = NULL; |
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1822 #ifdef HAVE_READLINK |
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1823 char_u fname_buf[MAXPATHL]; |
2175 | 1824 #endif |
1825 | |
1826 if (fname != NULL) | |
1827 { | |
1828 #ifdef HAVE_READLINK | |
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1829 // Expand symlink in the file name, because the swap file is created |
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1830 // with the actual file instead of with the symlink. |
2267 | 1831 if (resolve_symlink(fname, fname_buf) == OK) |
1832 fname_res = fname_buf; | |
1833 else | |
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1834 #endif |
2267 | 1835 fname_res = fname; |
2175 | 1836 } |
7 | 1837 |
1838 if (list) | |
1839 { | |
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1840 // use msg() to start the scrolling properly |
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1841 msg(_("Swap files found:")); |
7 | 1842 msg_putchar('\n'); |
1843 } | |
1844 | |
1845 /* | |
1846 * Do the loop for every directory in 'directory'. | |
1847 * First allocate some memory to put the directory name in. | |
1848 */ | |
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1849 dir_name = alloc(STRLEN(p_dir) + 1); |
7 | 1850 dirp = p_dir; |
1851 while (dir_name != NULL && *dirp) | |
1852 { | |
1853 /* | |
1854 * Isolate a directory name from *dirp and put it in dir_name (we know | |
1855 * it is large enough, so use 31000 for length). | |
1856 * Advance dirp to next directory name. | |
1857 */ | |
1858 (void)copy_option_part(&dirp, dir_name, 31000, ","); | |
1859 | |
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1860 if (dir_name[0] == '.' && dir_name[1] == NUL) // check current dir |
7 | 1861 { |
2267 | 1862 if (fname == NULL) |
7 | 1863 { |
1864 #ifdef VMS | |
1865 names[0] = vim_strsave((char_u *)"*_sw%"); | |
1866 #else | |
1867 names[0] = vim_strsave((char_u *)"*.sw?"); | |
1868 #endif | |
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1869 #if defined(UNIX) || defined(MSWIN) |
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1870 // For Unix names starting with a dot are special. MS-Windows |
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1871 // supports this too, on some file systems. |
7 | 1872 names[1] = vim_strsave((char_u *)".*.sw?"); |
1873 names[2] = vim_strsave((char_u *)".sw?"); | |
1874 num_names = 3; | |
1875 #else | |
1876 # ifdef VMS | |
1877 names[1] = vim_strsave((char_u *)".*_sw%"); | |
1878 num_names = 2; | |
1879 # else | |
1880 num_names = 1; | |
1881 # endif | |
1882 #endif | |
1883 } | |
1884 else | |
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1885 num_names = recov_file_names(names, fname_res, TRUE); |
7 | 1886 } |
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1887 else // check directory dir_name |
7 | 1888 { |
2267 | 1889 if (fname == NULL) |
7 | 1890 { |
1891 #ifdef VMS | |
1892 names[0] = concat_fnames(dir_name, (char_u *)"*_sw%", TRUE); | |
1893 #else | |
1894 names[0] = concat_fnames(dir_name, (char_u *)"*.sw?", TRUE); | |
1895 #endif | |
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1896 #if defined(UNIX) || defined(MSWIN) |
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1897 // For Unix names starting with a dot are special. MS-Windows |
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1898 // supports this too, on some file systems. |
7 | 1899 names[1] = concat_fnames(dir_name, (char_u *)".*.sw?", TRUE); |
1900 names[2] = concat_fnames(dir_name, (char_u *)".sw?", TRUE); | |
1901 num_names = 3; | |
1902 #else | |
1903 # ifdef VMS | |
1904 names[1] = concat_fnames(dir_name, (char_u *)".*_sw%", TRUE); | |
1905 num_names = 2; | |
1906 # else | |
1907 num_names = 1; | |
1908 # endif | |
1909 #endif | |
1910 } | |
1911 else | |
1912 { | |
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1913 #if defined(UNIX) || defined(MSWIN) |
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1914 int len = (int)STRLEN(dir_name); |
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1915 |
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1916 p = dir_name + len; |
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1917 if (after_pathsep(dir_name, p) && len > 1 && p[-1] == p[-2]) |
7 | 1918 { |
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1919 // Ends with '//', Use Full path for swap name |
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1920 tail = make_percent_swname(dir_name, fname_res); |
7 | 1921 } |
1922 else | |
1923 #endif | |
1924 { | |
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1925 tail = gettail(fname_res); |
7 | 1926 tail = concat_fnames(dir_name, tail, TRUE); |
1927 } | |
1928 if (tail == NULL) | |
1929 num_names = 0; | |
1930 else | |
1931 { | |
1932 num_names = recov_file_names(names, tail, FALSE); | |
1933 vim_free(tail); | |
1934 } | |
1935 } | |
1936 } | |
1937 | |
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1938 // check for out-of-memory |
7 | 1939 for (i = 0; i < num_names; ++i) |
1940 { | |
1941 if (names[i] == NULL) | |
1942 { | |
1943 for (i = 0; i < num_names; ++i) | |
1944 vim_free(names[i]); | |
1945 num_names = 0; | |
1946 } | |
1947 } | |
1948 if (num_names == 0) | |
1949 num_files = 0; | |
1950 else if (expand_wildcards(num_names, names, &num_files, &files, | |
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1951 EW_NOTENV|EW_KEEPALL|EW_FILE|EW_SILENT) == FAIL) |
7 | 1952 num_files = 0; |
1953 | |
1954 /* | |
1955 * When no swap file found, wildcard expansion might have failed (e.g. | |
1956 * not able to execute the shell). | |
1957 * Try finding a swap file by simply adding ".swp" to the file name. | |
1958 */ | |
2267 | 1959 if (*dirp == NUL && file_count + num_files == 0 && fname != NULL) |
7 | 1960 { |
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1961 stat_T st; |
7 | 1962 char_u *swapname; |
1963 | |
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1964 swapname = modname(fname_res, |
2823 | 1965 #if defined(VMS) |
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1966 (char_u *)"_swp", FALSE |
7 | 1967 #else |
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1968 (char_u *)".swp", TRUE |
7 | 1969 #endif |
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1970 ); |
7 | 1971 if (swapname != NULL) |
1972 { | |
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1973 if (mch_stat((char *)swapname, &st) != -1) // It exists! |
7 | 1974 { |
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1975 files = ALLOC_ONE(char_u *); |
7 | 1976 if (files != NULL) |
1977 { | |
1978 files[0] = swapname; | |
1979 swapname = NULL; | |
1980 num_files = 1; | |
1981 } | |
1982 } | |
1983 vim_free(swapname); | |
1984 } | |
1985 } | |
1986 | |
1987 /* | |
1988 * remove swapfile name of the current buffer, it must be ignored | |
1989 */ | |
1990 if (curbuf->b_ml.ml_mfp != NULL | |
1991 && (p = curbuf->b_ml.ml_mfp->mf_fname) != NULL) | |
1992 { | |
1993 for (i = 0; i < num_files; ++i) | |
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1994 // Do not expand wildcards, on windows would try to expand |
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1995 // "%tmp%" in "%tmp%file". |
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1996 if (fullpathcmp(p, files[i], TRUE, FALSE) & FPC_SAME) |
7 | 1997 { |
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1998 // Remove the name from files[i]. Move further entries |
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1999 // down. When the array becomes empty free it here, since |
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2000 // FreeWild() won't be called below. |
7 | 2001 vim_free(files[i]); |
1855 | 2002 if (--num_files == 0) |
2003 vim_free(files); | |
2004 else | |
2005 for ( ; i < num_files; ++i) | |
2006 files[i] = files[i + 1]; | |
7 | 2007 } |
2008 } | |
838 | 2009 if (nr > 0) |
7 | 2010 { |
2011 file_count += num_files; | |
2012 if (nr <= file_count) | |
2013 { | |
2267 | 2014 *fname_out = vim_strsave( |
2015 files[nr - 1 + num_files - file_count]); | |
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2016 dirp = (char_u *)""; // stop searching |
7 | 2017 } |
2018 } | |
2019 else if (list) | |
2020 { | |
2021 if (dir_name[0] == '.' && dir_name[1] == NUL) | |
2022 { | |
2267 | 2023 if (fname == NULL) |
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2024 msg_puts(_(" In current directory:\n")); |
7 | 2025 else |
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2026 msg_puts(_(" Using specified name:\n")); |
7 | 2027 } |
2028 else | |
2029 { | |
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2030 msg_puts(_(" In directory ")); |
7 | 2031 msg_home_replace(dir_name); |
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2032 msg_puts(":\n"); |
7 | 2033 } |
2034 | |
2035 if (num_files) | |
2036 { | |
2037 for (i = 0; i < num_files; ++i) | |
2038 { | |
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2039 // print the swap file name |
7 | 2040 msg_outnum((long)++file_count); |
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2041 msg_puts(". "); |
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2042 msg_puts((char *)gettail(files[i])); |
7 | 2043 msg_putchar('\n'); |
2044 (void)swapfile_info(files[i]); | |
2045 } | |
2046 } | |
2047 else | |
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2048 msg_puts(_(" -- none --\n")); |
7 | 2049 out_flush(); |
2050 } | |
2051 else | |
2052 file_count += num_files; | |
2053 | |
2054 for (i = 0; i < num_names; ++i) | |
2055 vim_free(names[i]); | |
838 | 2056 if (num_files > 0) |
2057 FreeWild(num_files, files); | |
7 | 2058 } |
2059 vim_free(dir_name); | |
2060 return file_count; | |
2061 } | |
2062 | |
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2063 #if defined(UNIX) || defined(MSWIN) || defined(PROTO) |
7 | 2064 /* |
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2065 * Need _very_ long file names. |
7 | 2066 * Append the full path to name with path separators made into percent |
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2067 * signs, to "dir". An unnamed buffer is handled as "" (<currentdir>/"") |
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2068 * The last character in "dir" must be an extra slash or backslash, it is |
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2069 * removed. |
7 | 2070 */ |
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2071 char_u * |
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2072 make_percent_swname(char_u *dir, char_u *name) |
7 | 2073 { |
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2074 char_u *d = NULL, *s, *f; |
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2075 |
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2076 f = fix_fname(name != NULL ? name : (char_u *)""); |
7 | 2077 if (f != NULL) |
2078 { | |
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2079 s = alloc(STRLEN(f) + 1); |
7 | 2080 if (s != NULL) |
2081 { | |
39 | 2082 STRCPY(s, f); |
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2083 for (d = s; *d != NUL; MB_PTR_ADV(d)) |
39 | 2084 if (vim_ispathsep(*d)) |
2085 *d = '%'; | |
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2086 |
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2087 dir[STRLEN(dir) - 1] = NUL; // remove one trailing slash |
7 | 2088 d = concat_fnames(dir, s, TRUE); |
2089 vim_free(s); | |
2090 } | |
2091 vim_free(f); | |
2092 } | |
2093 return d; | |
2094 } | |
2095 #endif | |
2096 | |
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2097 #if (defined(UNIX) || defined(VMS) || defined(MSWIN)) \ |
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2098 && (defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG)) |
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2099 # define HAVE_PROCESS_STILL_RUNNING |
7 | 2100 static int process_still_running; |
2101 #endif | |
2102 | |
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2103 #if defined(FEAT_EVAL) || defined(PROTO) |
7 | 2104 /* |
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2105 * Return information found in swapfile "fname" in dictionary "d". |
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2106 * This is used by the swapinfo() function. |
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patch 8.1.0313: information about a swap file is unavailable
Christian Brabandt <cb@256bit.org>
parents:
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diff
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|
2107 */ |
72d6f6f7ead7
patch 8.1.0313: information about a swap file is unavailable
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
2108 void |
72d6f6f7ead7
patch 8.1.0313: information about a swap file is unavailable
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
2109 get_b0_dict(char_u *fname, dict_T *d) |
72d6f6f7ead7
patch 8.1.0313: information about a swap file is unavailable
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
2110 { |
72d6f6f7ead7
patch 8.1.0313: information about a swap file is unavailable
Christian Brabandt <cb@256bit.org>
parents:
14593
diff
changeset
|
2111 int fd; |
72d6f6f7ead7
patch 8.1.0313: information about a swap file is unavailable
Christian Brabandt <cb@256bit.org>
parents:
14593
diff
changeset
|
2112 struct block0 b0; |
72d6f6f7ead7
patch 8.1.0313: information about a swap file is unavailable
Christian Brabandt <cb@256bit.org>
parents:
14593
diff
changeset
|
2113 |
72d6f6f7ead7
patch 8.1.0313: information about a swap file is unavailable
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
2114 if ((fd = mch_open((char *)fname, O_RDONLY | O_EXTRA, 0)) >= 0) |
72d6f6f7ead7
patch 8.1.0313: information about a swap file is unavailable
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
2115 { |
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patch 8.1.0313: information about a swap file is unavailable
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
2116 if (read_eintr(fd, &b0, sizeof(b0)) == sizeof(b0)) |
72d6f6f7ead7
patch 8.1.0313: information about a swap file is unavailable
Christian Brabandt <cb@256bit.org>
parents:
14593
diff
changeset
|
2117 { |
14601
d0ff19a55579
patch 8.1.0314: build failure without the +eval feature
Christian Brabandt <cb@256bit.org>
parents:
14599
diff
changeset
|
2118 if (ml_check_b0_id(&b0) == FAIL) |
15267
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patch 8.1.0642: swapinfo() leaks memory
Bram Moolenaar <Bram@vim.org>
parents:
15255
diff
changeset
|
2119 dict_add_string(d, "error", (char_u *)"Not a swap file"); |
14601
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patch 8.1.0314: build failure without the +eval feature
Christian Brabandt <cb@256bit.org>
parents:
14599
diff
changeset
|
2120 else if (b0_magic_wrong(&b0)) |
15267
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patch 8.1.0642: swapinfo() leaks memory
Bram Moolenaar <Bram@vim.org>
parents:
15255
diff
changeset
|
2121 dict_add_string(d, "error", (char_u *)"Magic number mismatch"); |
14599
72d6f6f7ead7
patch 8.1.0313: information about a swap file is unavailable
Christian Brabandt <cb@256bit.org>
parents:
14593
diff
changeset
|
2122 else |
72d6f6f7ead7
patch 8.1.0313: information about a swap file is unavailable
Christian Brabandt <cb@256bit.org>
parents:
14593
diff
changeset
|
2123 { |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
2124 // we have swap information |
15267
762fccd84b7c
patch 8.1.0642: swapinfo() leaks memory
Bram Moolenaar <Bram@vim.org>
parents:
15255
diff
changeset
|
2125 dict_add_string_len(d, "version", b0.b0_version, 10); |
762fccd84b7c
patch 8.1.0642: swapinfo() leaks memory
Bram Moolenaar <Bram@vim.org>
parents:
15255
diff
changeset
|
2126 dict_add_string_len(d, "user", b0.b0_uname, B0_UNAME_SIZE); |
762fccd84b7c
patch 8.1.0642: swapinfo() leaks memory
Bram Moolenaar <Bram@vim.org>
parents:
15255
diff
changeset
|
2127 dict_add_string_len(d, "host", b0.b0_hname, B0_HNAME_SIZE); |
762fccd84b7c
patch 8.1.0642: swapinfo() leaks memory
Bram Moolenaar <Bram@vim.org>
parents:
15255
diff
changeset
|
2128 dict_add_string_len(d, "fname", b0.b0_fname, B0_FNAME_SIZE_ORG); |
14599
72d6f6f7ead7
patch 8.1.0313: information about a swap file is unavailable
Christian Brabandt <cb@256bit.org>
parents:
14593
diff
changeset
|
2129 |
72d6f6f7ead7
patch 8.1.0313: information about a swap file is unavailable
Christian Brabandt <cb@256bit.org>
parents:
14593
diff
changeset
|
2130 dict_add_number(d, "pid", char_to_long(b0.b0_pid)); |
72d6f6f7ead7
patch 8.1.0313: information about a swap file is unavailable
Christian Brabandt <cb@256bit.org>
parents:
14593
diff
changeset
|
2131 dict_add_number(d, "mtime", char_to_long(b0.b0_mtime)); |
14601
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patch 8.1.0314: build failure without the +eval feature
Christian Brabandt <cb@256bit.org>
parents:
14599
diff
changeset
|
2132 dict_add_number(d, "dirty", b0.b0_dirty ? 1 : 0); |
d0ff19a55579
patch 8.1.0314: build failure without the +eval feature
Christian Brabandt <cb@256bit.org>
parents:
14599
diff
changeset
|
2133 # ifdef CHECK_INODE |
14599
72d6f6f7ead7
patch 8.1.0313: information about a swap file is unavailable
Christian Brabandt <cb@256bit.org>
parents:
14593
diff
changeset
|
2134 dict_add_number(d, "inode", char_to_long(b0.b0_ino)); |
14601
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patch 8.1.0314: build failure without the +eval feature
Christian Brabandt <cb@256bit.org>
parents:
14599
diff
changeset
|
2135 # endif |
14599
72d6f6f7ead7
patch 8.1.0313: information about a swap file is unavailable
Christian Brabandt <cb@256bit.org>
parents:
14593
diff
changeset
|
2136 } |
72d6f6f7ead7
patch 8.1.0313: information about a swap file is unavailable
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
2137 } |
72d6f6f7ead7
patch 8.1.0313: information about a swap file is unavailable
Christian Brabandt <cb@256bit.org>
parents:
14593
diff
changeset
|
2138 else |
15267
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patch 8.1.0642: swapinfo() leaks memory
Bram Moolenaar <Bram@vim.org>
parents:
15255
diff
changeset
|
2139 dict_add_string(d, "error", (char_u *)"Cannot read file"); |
14599
72d6f6f7ead7
patch 8.1.0313: information about a swap file is unavailable
Christian Brabandt <cb@256bit.org>
parents:
14593
diff
changeset
|
2140 close(fd); |
72d6f6f7ead7
patch 8.1.0313: information about a swap file is unavailable
Christian Brabandt <cb@256bit.org>
parents:
14593
diff
changeset
|
2141 } |
72d6f6f7ead7
patch 8.1.0313: information about a swap file is unavailable
Christian Brabandt <cb@256bit.org>
parents:
14593
diff
changeset
|
2142 else |
15267
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patch 8.1.0642: swapinfo() leaks memory
Bram Moolenaar <Bram@vim.org>
parents:
15255
diff
changeset
|
2143 dict_add_string(d, "error", (char_u *)"Cannot open file"); |
14599
72d6f6f7ead7
patch 8.1.0313: information about a swap file is unavailable
Christian Brabandt <cb@256bit.org>
parents:
14593
diff
changeset
|
2144 } |
14601
d0ff19a55579
patch 8.1.0314: build failure without the +eval feature
Christian Brabandt <cb@256bit.org>
parents:
14599
diff
changeset
|
2145 #endif |
14599
72d6f6f7ead7
patch 8.1.0313: information about a swap file is unavailable
Christian Brabandt <cb@256bit.org>
parents:
14593
diff
changeset
|
2146 |
72d6f6f7ead7
patch 8.1.0313: information about a swap file is unavailable
Christian Brabandt <cb@256bit.org>
parents:
14593
diff
changeset
|
2147 /* |
580 | 2148 * Give information about an existing swap file. |
7 | 2149 * Returns timestamp (0 when unknown). |
2150 */ | |
2151 static time_t | |
7827
41789f16d6b2
commit https://github.com/vim/vim/commit/52ea13da0fe86df1abf34de52841e367035170c0
Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
2152 swapfile_info(char_u *fname) |
7 | 2153 { |
9387
f094d4085014
commit https://github.com/vim/vim/commit/8767f52fbfd4f053ce00a978227c95f1d7d323fe
Christian Brabandt <cb@256bit.org>
parents:
9295
diff
changeset
|
2154 stat_T st; |
7 | 2155 int fd; |
2156 struct block0 b0; | |
2157 #ifdef UNIX | |
2158 char_u uname[B0_UNAME_SIZE]; | |
2159 #endif | |
2160 | |
16621
7ad3fc329e08
patch 8.1.1313: warnings for using localtime() and ctime()
Bram Moolenaar <Bram@vim.org>
parents:
16455
diff
changeset
|
2161 // print the swap file date |
7 | 2162 if (mch_stat((char *)fname, &st) != -1) |
2163 { | |
2164 #ifdef UNIX | |
16621
7ad3fc329e08
patch 8.1.1313: warnings for using localtime() and ctime()
Bram Moolenaar <Bram@vim.org>
parents:
16455
diff
changeset
|
2165 // print name of owner of the file |
7 | 2166 if (mch_get_uname(st.st_uid, uname, B0_UNAME_SIZE) == OK) |
2167 { | |
15543
dd725a8ab112
patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15470
diff
changeset
|
2168 msg_puts(_(" owned by: ")); |
7 | 2169 msg_outtrans(uname); |
15543
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patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15470
diff
changeset
|
2170 msg_puts(_(" dated: ")); |
7 | 2171 } |
2172 else | |
2173 #endif | |
15543
dd725a8ab112
patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15470
diff
changeset
|
2174 msg_puts(_(" dated: ")); |
16621
7ad3fc329e08
patch 8.1.1313: warnings for using localtime() and ctime()
Bram Moolenaar <Bram@vim.org>
parents:
16455
diff
changeset
|
2175 msg_puts(get_ctime(st.st_mtime, TRUE)); |
7 | 2176 } |
16621
7ad3fc329e08
patch 8.1.1313: warnings for using localtime() and ctime()
Bram Moolenaar <Bram@vim.org>
parents:
16455
diff
changeset
|
2177 else |
7ad3fc329e08
patch 8.1.1313: warnings for using localtime() and ctime()
Bram Moolenaar <Bram@vim.org>
parents:
16455
diff
changeset
|
2178 st.st_mtime = 0; |
7 | 2179 |
2180 /* | |
2181 * print the original file name | |
2182 */ | |
2183 fd = mch_open((char *)fname, O_RDONLY | O_EXTRA, 0); | |
2184 if (fd >= 0) | |
2185 { | |
2664 | 2186 if (read_eintr(fd, &b0, sizeof(b0)) == sizeof(b0)) |
7 | 2187 { |
2188 if (STRNCMP(b0.b0_version, "VIM 3.0", 7) == 0) | |
2189 { | |
15543
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patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15470
diff
changeset
|
2190 msg_puts(_(" [from Vim version 3.0]")); |
7 | 2191 } |
2267 | 2192 else if (ml_check_b0_id(&b0) == FAIL) |
7 | 2193 { |
15543
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patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15470
diff
changeset
|
2194 msg_puts(_(" [does not look like a Vim swap file]")); |
7 | 2195 } |
2196 else | |
2197 { | |
15543
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patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15470
diff
changeset
|
2198 msg_puts(_(" file name: ")); |
7 | 2199 if (b0.b0_fname[0] == NUL) |
15543
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patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15470
diff
changeset
|
2200 msg_puts(_("[No Name]")); |
7 | 2201 else |
2202 msg_outtrans(b0.b0_fname); | |
2203 | |
15543
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patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
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diff
changeset
|
2204 msg_puts(_("\n modified: ")); |
dd725a8ab112
patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15470
diff
changeset
|
2205 msg_puts(b0.b0_dirty ? _("YES") : _("no")); |
7 | 2206 |
2207 if (*(b0.b0_uname) != NUL) | |
2208 { | |
15543
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patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15470
diff
changeset
|
2209 msg_puts(_("\n user name: ")); |
7 | 2210 msg_outtrans(b0.b0_uname); |
2211 } | |
2212 | |
2213 if (*(b0.b0_hname) != NUL) | |
2214 { | |
2215 if (*(b0.b0_uname) != NUL) | |
15543
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patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15470
diff
changeset
|
2216 msg_puts(_(" host name: ")); |
7 | 2217 else |
15543
dd725a8ab112
patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15470
diff
changeset
|
2218 msg_puts(_("\n host name: ")); |
7 | 2219 msg_outtrans(b0.b0_hname); |
2220 } | |
2221 | |
2222 if (char_to_long(b0.b0_pid) != 0L) | |
2223 { | |
15543
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patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15470
diff
changeset
|
2224 msg_puts(_("\n process ID: ")); |
7 | 2225 msg_outnum(char_to_long(b0.b0_pid)); |
16453
4e9bea9b8025
patch 8.1.1231: asking about existing swap file unnecessarily
Bram Moolenaar <Bram@vim.org>
parents:
16451
diff
changeset
|
2226 #if defined(UNIX) || defined(MSWIN) |
24089
cdeec1389c8c
patch 8.2.2586: process id may be invalid
Bram Moolenaar <Bram@vim.org>
parents:
23776
diff
changeset
|
2227 if (swapfile_process_running(&b0, fname)) |
7 | 2228 { |
15543
dd725a8ab112
patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15470
diff
changeset
|
2229 msg_puts(_(" (STILL RUNNING)")); |
16455
1ae13586edf8
patch 8.1.1232: can't build on MS-Windows
Bram Moolenaar <Bram@vim.org>
parents:
16453
diff
changeset
|
2230 # ifdef HAVE_PROCESS_STILL_RUNNING |
7 | 2231 process_still_running = TRUE; |
2232 # endif | |
2233 } | |
2234 #endif | |
2235 } | |
2236 | |
2237 if (b0_magic_wrong(&b0)) | |
2238 { | |
8212
05b88224cea1
commit https://github.com/vim/vim/commit/48e330aff911be1c798c88a973af6437a8141fce
Christian Brabandt <cb@256bit.org>
parents:
7961
diff
changeset
|
2239 #if defined(MSWIN) |
7 | 2240 if (STRNCMP(b0.b0_hname, "PC ", 3) == 0) |
15543
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Bram Moolenaar <Bram@vim.org>
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diff
changeset
|
2241 msg_puts(_("\n [not usable with this version of Vim]")); |
7 | 2242 else |
2243 #endif | |
15543
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Bram Moolenaar <Bram@vim.org>
parents:
15470
diff
changeset
|
2244 msg_puts(_("\n [not usable on this computer]")); |
7 | 2245 } |
2246 } | |
2247 } | |
2248 else | |
15543
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Bram Moolenaar <Bram@vim.org>
parents:
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diff
changeset
|
2249 msg_puts(_(" [cannot be read]")); |
7 | 2250 close(fd); |
2251 } | |
2252 else | |
15543
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Bram Moolenaar <Bram@vim.org>
parents:
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changeset
|
2253 msg_puts(_(" [cannot be opened]")); |
7 | 2254 msg_putchar('\n'); |
2255 | |
16621
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patch 8.1.1313: warnings for using localtime() and ctime()
Bram Moolenaar <Bram@vim.org>
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changeset
|
2256 return st.st_mtime; |
7 | 2257 } |
2258 | |
16453
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Bram Moolenaar <Bram@vim.org>
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diff
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|
2259 /* |
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diff
changeset
|
2260 * Return TRUE if the swap file looks OK and there are no changes, thus it can |
4e9bea9b8025
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|
2261 * be safely deleted. |
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patch 8.1.1231: asking about existing swap file unnecessarily
Bram Moolenaar <Bram@vim.org>
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changeset
|
2262 */ |
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|
2263 static time_t |
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patch 8.1.1231: asking about existing swap file unnecessarily
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changeset
|
2264 swapfile_unchanged(char_u *fname) |
4e9bea9b8025
patch 8.1.1231: asking about existing swap file unnecessarily
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|
2265 { |
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|
2266 stat_T st; |
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patch 8.1.1231: asking about existing swap file unnecessarily
Bram Moolenaar <Bram@vim.org>
parents:
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changeset
|
2267 int fd; |
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Bram Moolenaar <Bram@vim.org>
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|
2268 struct block0 b0; |
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patch 8.1.1231: asking about existing swap file unnecessarily
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diff
changeset
|
2269 int ret = TRUE; |
4e9bea9b8025
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changeset
|
2270 |
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changeset
|
2271 // must be able to stat the swap file |
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Bram Moolenaar <Bram@vim.org>
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changeset
|
2272 if (mch_stat((char *)fname, &st) == -1) |
4e9bea9b8025
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changeset
|
2273 return FALSE; |
4e9bea9b8025
patch 8.1.1231: asking about existing swap file unnecessarily
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changeset
|
2274 |
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changeset
|
2275 // must be able to read the first block |
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changeset
|
2276 fd = mch_open((char *)fname, O_RDONLY | O_EXTRA, 0); |
4e9bea9b8025
patch 8.1.1231: asking about existing swap file unnecessarily
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diff
changeset
|
2277 if (fd < 0) |
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patch 8.1.1231: asking about existing swap file unnecessarily
Bram Moolenaar <Bram@vim.org>
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changeset
|
2278 return FALSE; |
4e9bea9b8025
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Bram Moolenaar <Bram@vim.org>
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changeset
|
2279 if (read_eintr(fd, &b0, sizeof(b0)) != sizeof(b0)) |
4e9bea9b8025
patch 8.1.1231: asking about existing swap file unnecessarily
Bram Moolenaar <Bram@vim.org>
parents:
16451
diff
changeset
|
2280 { |
4e9bea9b8025
patch 8.1.1231: asking about existing swap file unnecessarily
Bram Moolenaar <Bram@vim.org>
parents:
16451
diff
changeset
|
2281 close(fd); |
4e9bea9b8025
patch 8.1.1231: asking about existing swap file unnecessarily
Bram Moolenaar <Bram@vim.org>
parents:
16451
diff
changeset
|
2282 return FALSE; |
4e9bea9b8025
patch 8.1.1231: asking about existing swap file unnecessarily
Bram Moolenaar <Bram@vim.org>
parents:
16451
diff
changeset
|
2283 } |
4e9bea9b8025
patch 8.1.1231: asking about existing swap file unnecessarily
Bram Moolenaar <Bram@vim.org>
parents:
16451
diff
changeset
|
2284 |
4e9bea9b8025
patch 8.1.1231: asking about existing swap file unnecessarily
Bram Moolenaar <Bram@vim.org>
parents:
16451
diff
changeset
|
2285 // the ID and magic number must be correct |
4e9bea9b8025
patch 8.1.1231: asking about existing swap file unnecessarily
Bram Moolenaar <Bram@vim.org>
parents:
16451
diff
changeset
|
2286 if (ml_check_b0_id(&b0) == FAIL|| b0_magic_wrong(&b0)) |
4e9bea9b8025
patch 8.1.1231: asking about existing swap file unnecessarily
Bram Moolenaar <Bram@vim.org>
parents:
16451
diff
changeset
|
2287 ret = FALSE; |
4e9bea9b8025
patch 8.1.1231: asking about existing swap file unnecessarily
Bram Moolenaar <Bram@vim.org>
parents:
16451
diff
changeset
|
2288 |
4e9bea9b8025
patch 8.1.1231: asking about existing swap file unnecessarily
Bram Moolenaar <Bram@vim.org>
parents:
16451
diff
changeset
|
2289 // must be unchanged |
4e9bea9b8025
patch 8.1.1231: asking about existing swap file unnecessarily
Bram Moolenaar <Bram@vim.org>
parents:
16451
diff
changeset
|
2290 if (b0.b0_dirty) |
4e9bea9b8025
patch 8.1.1231: asking about existing swap file unnecessarily
Bram Moolenaar <Bram@vim.org>
parents:
16451
diff
changeset
|
2291 ret = FALSE; |
4e9bea9b8025
patch 8.1.1231: asking about existing swap file unnecessarily
Bram Moolenaar <Bram@vim.org>
parents:
16451
diff
changeset
|
2292 |
4e9bea9b8025
patch 8.1.1231: asking about existing swap file unnecessarily
Bram Moolenaar <Bram@vim.org>
parents:
16451
diff
changeset
|
2293 #if defined(UNIX) || defined(MSWIN) |
22846
83c2c489cb1b
patch 8.2.1970: it is easy to make mistakes when cleaning up swap files
Bram Moolenaar <Bram@vim.org>
parents:
22699
diff
changeset
|
2294 // Host name must be known and must equal the current host name, otherwise |
83c2c489cb1b
patch 8.2.1970: it is easy to make mistakes when cleaning up swap files
Bram Moolenaar <Bram@vim.org>
parents:
22699
diff
changeset
|
2295 // comparing pid is meaningless. |
83c2c489cb1b
patch 8.2.1970: it is easy to make mistakes when cleaning up swap files
Bram Moolenaar <Bram@vim.org>
parents:
22699
diff
changeset
|
2296 if (*(b0.b0_hname) == NUL) |
83c2c489cb1b
patch 8.2.1970: it is easy to make mistakes when cleaning up swap files
Bram Moolenaar <Bram@vim.org>
parents:
22699
diff
changeset
|
2297 { |
83c2c489cb1b
patch 8.2.1970: it is easy to make mistakes when cleaning up swap files
Bram Moolenaar <Bram@vim.org>
parents:
22699
diff
changeset
|
2298 ret = FALSE; |
83c2c489cb1b
patch 8.2.1970: it is easy to make mistakes when cleaning up swap files
Bram Moolenaar <Bram@vim.org>
parents:
22699
diff
changeset
|
2299 } |
83c2c489cb1b
patch 8.2.1970: it is easy to make mistakes when cleaning up swap files
Bram Moolenaar <Bram@vim.org>
parents:
22699
diff
changeset
|
2300 else |
83c2c489cb1b
patch 8.2.1970: it is easy to make mistakes when cleaning up swap files
Bram Moolenaar <Bram@vim.org>
parents:
22699
diff
changeset
|
2301 { |
83c2c489cb1b
patch 8.2.1970: it is easy to make mistakes when cleaning up swap files
Bram Moolenaar <Bram@vim.org>
parents:
22699
diff
changeset
|
2302 char_u hostname[B0_HNAME_SIZE]; |
83c2c489cb1b
patch 8.2.1970: it is easy to make mistakes when cleaning up swap files
Bram Moolenaar <Bram@vim.org>
parents:
22699
diff
changeset
|
2303 |
83c2c489cb1b
patch 8.2.1970: it is easy to make mistakes when cleaning up swap files
Bram Moolenaar <Bram@vim.org>
parents:
22699
diff
changeset
|
2304 mch_get_host_name(hostname, B0_HNAME_SIZE); |
83c2c489cb1b
patch 8.2.1970: it is easy to make mistakes when cleaning up swap files
Bram Moolenaar <Bram@vim.org>
parents:
22699
diff
changeset
|
2305 hostname[B0_HNAME_SIZE - 1] = NUL; |
22959
4cce4a5d3fd3
patch 8.2.2026: Coverity warns for possibly using not NUL terminated string
Bram Moolenaar <Bram@vim.org>
parents:
22846
diff
changeset
|
2306 b0.b0_hname[B0_HNAME_SIZE - 1] = NUL; // in case of corruption |
22846
83c2c489cb1b
patch 8.2.1970: it is easy to make mistakes when cleaning up swap files
Bram Moolenaar <Bram@vim.org>
parents:
22699
diff
changeset
|
2307 if (STRICMP(b0.b0_hname, hostname) != 0) |
83c2c489cb1b
patch 8.2.1970: it is easy to make mistakes when cleaning up swap files
Bram Moolenaar <Bram@vim.org>
parents:
22699
diff
changeset
|
2308 ret = FALSE; |
83c2c489cb1b
patch 8.2.1970: it is easy to make mistakes when cleaning up swap files
Bram Moolenaar <Bram@vim.org>
parents:
22699
diff
changeset
|
2309 } |
83c2c489cb1b
patch 8.2.1970: it is easy to make mistakes when cleaning up swap files
Bram Moolenaar <Bram@vim.org>
parents:
22699
diff
changeset
|
2310 |
18498
9e6d5a4abb1c
patch 8.1.2243: typos in comments
Bram Moolenaar <Bram@vim.org>
parents:
18459
diff
changeset
|
2311 // process must be known and not be running |
24089
cdeec1389c8c
patch 8.2.2586: process id may be invalid
Bram Moolenaar <Bram@vim.org>
parents:
23776
diff
changeset
|
2312 if (char_to_long(b0.b0_pid) == 0L || swapfile_process_running(&b0, fname)) |
16453
4e9bea9b8025
patch 8.1.1231: asking about existing swap file unnecessarily
Bram Moolenaar <Bram@vim.org>
parents:
16451
diff
changeset
|
2313 ret = FALSE; |
4e9bea9b8025
patch 8.1.1231: asking about existing swap file unnecessarily
Bram Moolenaar <Bram@vim.org>
parents:
16451
diff
changeset
|
2314 #endif |
4e9bea9b8025
patch 8.1.1231: asking about existing swap file unnecessarily
Bram Moolenaar <Bram@vim.org>
parents:
16451
diff
changeset
|
2315 |
22846
83c2c489cb1b
patch 8.2.1970: it is easy to make mistakes when cleaning up swap files
Bram Moolenaar <Bram@vim.org>
parents:
22699
diff
changeset
|
2316 // We do not check the user, it should be irrelevant for whether the swap |
83c2c489cb1b
patch 8.2.1970: it is easy to make mistakes when cleaning up swap files
Bram Moolenaar <Bram@vim.org>
parents:
22699
diff
changeset
|
2317 // file is still useful. |
16453
4e9bea9b8025
patch 8.1.1231: asking about existing swap file unnecessarily
Bram Moolenaar <Bram@vim.org>
parents:
16451
diff
changeset
|
2318 |
4e9bea9b8025
patch 8.1.1231: asking about existing swap file unnecessarily
Bram Moolenaar <Bram@vim.org>
parents:
16451
diff
changeset
|
2319 close(fd); |
4e9bea9b8025
patch 8.1.1231: asking about existing swap file unnecessarily
Bram Moolenaar <Bram@vim.org>
parents:
16451
diff
changeset
|
2320 return ret; |
4e9bea9b8025
patch 8.1.1231: asking about existing swap file unnecessarily
Bram Moolenaar <Bram@vim.org>
parents:
16451
diff
changeset
|
2321 } |
4e9bea9b8025
patch 8.1.1231: asking about existing swap file unnecessarily
Bram Moolenaar <Bram@vim.org>
parents:
16451
diff
changeset
|
2322 |
7 | 2323 static int |
7827
41789f16d6b2
commit https://github.com/vim/vim/commit/52ea13da0fe86df1abf34de52841e367035170c0
Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
2324 recov_file_names(char_u **names, char_u *path, int prepend_dot) |
7 | 2325 { |
2326 int num_names; | |
2327 | |
2328 /* | |
2329 * (Win32 and Win64) never short names, but do prepend a dot. | |
2330 * (Not MS-DOS or Win32 or Win64) maybe short name, maybe not: Try both. | |
2331 * Only use the short name if it is different. | |
2332 */ | |
2333 char_u *p; | |
2334 int i; | |
15868
7fad90423bd2
patch 8.1.0941: macros for MS-Windows are inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15636
diff
changeset
|
2335 # ifndef MSWIN |
7 | 2336 int shortname = curbuf->b_shortname; |
2337 | |
2338 curbuf->b_shortname = FALSE; | |
2339 # endif | |
2340 | |
2341 num_names = 0; | |
2342 | |
2343 /* | |
2344 * May also add the file name with a dot prepended, for swap file in same | |
2345 * dir as original file. | |
2346 */ | |
2347 if (prepend_dot) | |
2348 { | |
2349 names[num_names] = modname(path, (char_u *)".sw?", TRUE); | |
2350 if (names[num_names] == NULL) | |
2351 goto end; | |
2352 ++num_names; | |
2353 } | |
2354 | |
2355 /* | |
2356 * Form the normal swap file name pattern by appending ".sw?". | |
2357 */ | |
2358 #ifdef VMS | |
2359 names[num_names] = concat_fnames(path, (char_u *)"_sw%", FALSE); | |
2360 #else | |
2361 names[num_names] = concat_fnames(path, (char_u *)".sw?", FALSE); | |
2362 #endif | |
2363 if (names[num_names] == NULL) | |
2364 goto end; | |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
2365 if (num_names >= 1) // check if we have the same name twice |
7 | 2366 { |
2367 p = names[num_names - 1]; | |
2368 i = (int)STRLEN(names[num_names - 1]) - (int)STRLEN(names[num_names]); | |
2369 if (i > 0) | |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
2370 p += i; // file name has been expanded to full path |
7 | 2371 |
2372 if (STRCMP(p, names[num_names]) != 0) | |
2373 ++num_names; | |
2374 else | |
2375 vim_free(names[num_names]); | |
2376 } | |
2377 else | |
2378 ++num_names; | |
2379 | |
15868
7fad90423bd2
patch 8.1.0941: macros for MS-Windows are inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15636
diff
changeset
|
2380 # ifndef MSWIN |
7 | 2381 /* |
2382 * Also try with 'shortname' set, in case the file is on a DOS filesystem. | |
2383 */ | |
2384 curbuf->b_shortname = TRUE; | |
2385 #ifdef VMS | |
2386 names[num_names] = modname(path, (char_u *)"_sw%", FALSE); | |
2387 #else | |
2388 names[num_names] = modname(path, (char_u *)".sw?", FALSE); | |
2389 #endif | |
2390 if (names[num_names] == NULL) | |
2391 goto end; | |
2392 | |
2393 /* | |
2394 * Remove the one from 'shortname', if it's the same as with 'noshortname'. | |
2395 */ | |
2396 p = names[num_names]; | |
2397 i = STRLEN(names[num_names]) - STRLEN(names[num_names - 1]); | |
2398 if (i > 0) | |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
2399 p += i; // file name has been expanded to full path |
7 | 2400 if (STRCMP(names[num_names - 1], p) == 0) |
2401 vim_free(names[num_names]); | |
2402 else | |
2403 ++num_names; | |
2404 # endif | |
2405 | |
2406 end: | |
15868
7fad90423bd2
patch 8.1.0941: macros for MS-Windows are inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15636
diff
changeset
|
2407 # ifndef MSWIN |
7 | 2408 curbuf->b_shortname = shortname; |
2409 # endif | |
2410 | |
2411 return num_names; | |
2412 } | |
2413 | |
2414 /* | |
2415 * sync all memlines | |
2416 * | |
2417 * If 'check_file' is TRUE, check if original file exists and was not changed. | |
2418 * If 'check_char' is TRUE, stop syncing when character becomes available, but | |
2419 * always sync at least one block. | |
2420 */ | |
2421 void | |
7827
41789f16d6b2
commit https://github.com/vim/vim/commit/52ea13da0fe86df1abf34de52841e367035170c0
Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
2422 ml_sync_all(int check_file, int check_char) |
7 | 2423 { |
2424 buf_T *buf; | |
9387
f094d4085014
commit https://github.com/vim/vim/commit/8767f52fbfd4f053ce00a978227c95f1d7d323fe
Christian Brabandt <cb@256bit.org>
parents:
9295
diff
changeset
|
2425 stat_T st; |
7 | 2426 |
9649
fd9727ae3c49
commit https://github.com/vim/vim/commit/2932359000b2f918d5fade79ea4d124d5943cd07
Christian Brabandt <cb@256bit.org>
parents:
9536
diff
changeset
|
2427 FOR_ALL_BUFFERS(buf) |
7 | 2428 { |
24970
7e9e53a0368f
patch 8.2.3022: available encryption methods are not strong enough
Bram Moolenaar <Bram@vim.org>
parents:
24856
diff
changeset
|
2429 if (buf->b_ml.ml_mfp == NULL |
7e9e53a0368f
patch 8.2.3022: available encryption methods are not strong enough
Bram Moolenaar <Bram@vim.org>
parents:
24856
diff
changeset
|
2430 || buf->b_ml.ml_mfp->mf_fname == NULL |
7e9e53a0368f
patch 8.2.3022: available encryption methods are not strong enough
Bram Moolenaar <Bram@vim.org>
parents:
24856
diff
changeset
|
2431 || buf->b_ml.ml_mfp->mf_fd < 0) |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
2432 continue; // no file |
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
2433 |
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
2434 ml_flush_line(buf); // flush buffered line |
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
2435 // flush locked block |
7 | 2436 (void)ml_find_line(buf, (linenr_T)0, ML_FLUSH); |
2437 if (bufIsChanged(buf) && check_file && mf_need_trans(buf->b_ml.ml_mfp) | |
2438 && buf->b_ffname != NULL) | |
2439 { | |
2440 /* | |
2441 * If the original file does not exist anymore or has been changed | |
2442 * call ml_preserve() to get rid of all negative numbered blocks. | |
2443 */ | |
2444 if (mch_stat((char *)buf->b_ffname, &st) == -1 | |
2445 || st.st_mtime != buf->b_mtime_read | |
25953
d7e1cf30728c
patch 8.2.3510: changes are only detected with one second accuracy
Bram Moolenaar <Bram@vim.org>
parents:
25913
diff
changeset
|
2446 #ifdef ST_MTIM_NSEC |
d7e1cf30728c
patch 8.2.3510: changes are only detected with one second accuracy
Bram Moolenaar <Bram@vim.org>
parents:
25913
diff
changeset
|
2447 || st.ST_MTIM_NSEC != buf->b_mtime_read_ns |
d7e1cf30728c
patch 8.2.3510: changes are only detected with one second accuracy
Bram Moolenaar <Bram@vim.org>
parents:
25913
diff
changeset
|
2448 #endif |
2241
60da25e3aab7
Correct use of long instead of off_t for file size. (James Vega)
Bram Moolenaar <bram@vim.org>
parents:
2240
diff
changeset
|
2449 || st.st_size != buf->b_orig_size) |
7 | 2450 { |
2451 ml_preserve(buf, FALSE); | |
2452 did_check_timestamps = FALSE; | |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
2453 need_check_timestamps = TRUE; // give message later |
7 | 2454 } |
2455 } | |
2456 if (buf->b_ml.ml_mfp->mf_dirty) | |
2457 { | |
2458 (void)mf_sync(buf->b_ml.ml_mfp, (check_char ? MFS_STOP : 0) | |
2459 | (bufIsChanged(buf) ? MFS_FLUSH : 0)); | |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
2460 if (check_char && ui_char_avail()) // character available now |
7 | 2461 break; |
2462 } | |
2463 } | |
2464 } | |
2465 | |
2466 /* | |
2467 * sync one buffer, including negative blocks | |
2468 * | |
2469 * after this all the blocks are in the swap file | |
2470 * | |
2471 * Used for the :preserve command and when the original file has been | |
2472 * changed or deleted. | |
2473 * | |
2474 * when message is TRUE the success of preserving is reported | |
2475 */ | |
2476 void | |
7827
41789f16d6b2
commit https://github.com/vim/vim/commit/52ea13da0fe86df1abf34de52841e367035170c0
Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
2477 ml_preserve(buf_T *buf, int message) |
7 | 2478 { |
2479 bhdr_T *hp; | |
2480 linenr_T lnum; | |
2481 memfile_T *mfp = buf->b_ml.ml_mfp; | |
2482 int status; | |
2483 int got_int_save = got_int; | |
2484 | |
2485 if (mfp == NULL || mfp->mf_fname == NULL) | |
2486 { | |
2487 if (message) | |
15470
55ccc2d353bd
patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15361
diff
changeset
|
2488 emsg(_("E313: Cannot preserve, there is no swap file")); |
7 | 2489 return; |
2490 } | |
2491 | |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
2492 // We only want to stop when interrupted here, not when interrupted |
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
2493 // before. |
7 | 2494 got_int = FALSE; |
2495 | |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
2496 ml_flush_line(buf); // flush buffered line |
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
2497 (void)ml_find_line(buf, (linenr_T)0, ML_FLUSH); // flush locked block |
7 | 2498 status = mf_sync(mfp, MFS_ALL | MFS_FLUSH); |
2499 | |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
2500 // stack is invalid after mf_sync(.., MFS_ALL) |
7 | 2501 buf->b_ml.ml_stack_top = 0; |
2502 | |
2503 /* | |
2504 * Some of the data blocks may have been changed from negative to | |
2505 * positive block number. In that case the pointer blocks need to be | |
2506 * updated. | |
2507 * | |
2508 * We don't know in which pointer block the references are, so we visit | |
2509 * all data blocks until there are no more translations to be done (or | |
2510 * we hit the end of the file, which can only happen in case a write fails, | |
2511 * e.g. when file system if full). | |
2512 * ml_find_line() does the work by translating the negative block numbers | |
2513 * when getting the first line of each data block. | |
2514 */ | |
2515 if (mf_need_trans(mfp) && !got_int) | |
2516 { | |
2517 lnum = 1; | |
2518 while (mf_need_trans(mfp) && lnum <= buf->b_ml.ml_line_count) | |
2519 { | |
2520 hp = ml_find_line(buf, lnum, ML_FIND); | |
2521 if (hp == NULL) | |
2522 { | |
2523 status = FAIL; | |
2524 goto theend; | |
2525 } | |
2526 CHECK(buf->b_ml.ml_locked_low != lnum, "low != lnum"); | |
2527 lnum = buf->b_ml.ml_locked_high + 1; | |
2528 } | |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
2529 (void)ml_find_line(buf, (linenr_T)0, ML_FLUSH); // flush locked block |
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
2530 // sync the updated pointer blocks |
7 | 2531 if (mf_sync(mfp, MFS_ALL | MFS_FLUSH) == FAIL) |
2532 status = FAIL; | |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
2533 buf->b_ml.ml_stack_top = 0; // stack is invalid now |
7 | 2534 } |
2535 theend: | |
2536 got_int |= got_int_save; | |
2537 | |
2538 if (message) | |
2539 { | |
2540 if (status == OK) | |
15543
dd725a8ab112
patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15470
diff
changeset
|
2541 msg(_("File preserved")); |
7 | 2542 else |
15470
55ccc2d353bd
patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15361
diff
changeset
|
2543 emsg(_("E314: Preserve failed")); |
7 | 2544 } |
2545 } | |
2546 | |
2547 /* | |
2548 * NOTE: The pointer returned by the ml_get_*() functions only remains valid | |
2549 * until the next call! | |
2550 * line1 = ml_get(1); | |
2551 * line2 = ml_get(2); // line1 is now invalid! | |
2552 * Make a copy of the line if necessary. | |
2553 */ | |
2554 /* | |
2657 | 2555 * Return a pointer to a (read-only copy of a) line. |
7 | 2556 * |
2557 * On failure an error message is given and IObuff is returned (to avoid | |
2558 * having to check for error everywhere). | |
2559 */ | |
2560 char_u * | |
7827
41789f16d6b2
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Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
2561 ml_get(linenr_T lnum) |
7 | 2562 { |
2563 return ml_get_buf(curbuf, lnum, FALSE); | |
2564 } | |
2565 | |
2566 /* | |
2657 | 2567 * Return pointer to position "pos". |
7 | 2568 */ |
2569 char_u * | |
7827
41789f16d6b2
commit https://github.com/vim/vim/commit/52ea13da0fe86df1abf34de52841e367035170c0
Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
2570 ml_get_pos(pos_T *pos) |
7 | 2571 { |
2572 return (ml_get_buf(curbuf, pos->lnum, FALSE) + pos->col); | |
2573 } | |
2574 | |
2575 /* | |
2657 | 2576 * Return pointer to cursor line. |
7 | 2577 */ |
2578 char_u * | |
7827
41789f16d6b2
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Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
2579 ml_get_curline(void) |
7 | 2580 { |
2581 return ml_get_buf(curbuf, curwin->w_cursor.lnum, FALSE); | |
2582 } | |
2583 | |
2584 /* | |
2657 | 2585 * Return pointer to cursor position. |
7 | 2586 */ |
2587 char_u * | |
7827
41789f16d6b2
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Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
2588 ml_get_cursor(void) |
7 | 2589 { |
2590 return (ml_get_buf(curbuf, curwin->w_cursor.lnum, FALSE) + | |
2591 curwin->w_cursor.col); | |
2592 } | |
2593 | |
2594 /* | |
2657 | 2595 * Return a pointer to a line in a specific buffer |
7 | 2596 * |
2597 * "will_change": if TRUE mark the buffer dirty (chars in the line will be | |
2598 * changed) | |
2599 */ | |
2600 char_u * | |
7827
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Christian Brabandt <cb@256bit.org>
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7803
diff
changeset
|
2601 ml_get_buf( |
41789f16d6b2
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Christian Brabandt <cb@256bit.org>
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7803
diff
changeset
|
2602 buf_T *buf, |
41789f16d6b2
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Christian Brabandt <cb@256bit.org>
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7803
diff
changeset
|
2603 linenr_T lnum, |
18800
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patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
2604 int will_change) // line will be changed |
7 | 2605 { |
1068 | 2606 bhdr_T *hp; |
2607 DATA_BL *dp; | |
2608 static int recursive = 0; | |
7 | 2609 |
18800
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patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
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diff
changeset
|
2610 if (lnum > buf->b_ml.ml_line_count) // invalid line number |
7 | 2611 { |
1068 | 2612 if (recursive == 0) |
2613 { | |
18800
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Bram Moolenaar <Bram@vim.org>
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diff
changeset
|
2614 // Avoid giving this message for a recursive call, may happen when |
f41b55f9357c
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Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
2615 // the GUI redraws part of the text. |
1068 | 2616 ++recursive; |
15470
55ccc2d353bd
patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
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diff
changeset
|
2617 siemsg(_("E315: ml_get: invalid lnum: %ld"), lnum); |
1068 | 2618 --recursive; |
2619 } | |
7 | 2620 errorret: |
2621 STRCPY(IObuff, "???"); | |
16786
98ca522e6453
patch 8.1.1395: saving for undo may access invalid memory
Bram Moolenaar <Bram@vim.org>
parents:
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diff
changeset
|
2622 buf->b_ml.ml_line_len = 4; |
7 | 2623 return IObuff; |
2624 } | |
16786
98ca522e6453
patch 8.1.1395: saving for undo may access invalid memory
Bram Moolenaar <Bram@vim.org>
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diff
changeset
|
2625 if (lnum <= 0) // pretend line 0 is line 1 |
7 | 2626 lnum = 1; |
2627 | |
16786
98ca522e6453
patch 8.1.1395: saving for undo may access invalid memory
Bram Moolenaar <Bram@vim.org>
parents:
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diff
changeset
|
2628 if (buf->b_ml.ml_mfp == NULL) // there are no lines |
98ca522e6453
patch 8.1.1395: saving for undo may access invalid memory
Bram Moolenaar <Bram@vim.org>
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diff
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|
2629 { |
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patch 8.1.1395: saving for undo may access invalid memory
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diff
changeset
|
2630 buf->b_ml.ml_line_len = 1; |
7 | 2631 return (char_u *)""; |
16786
98ca522e6453
patch 8.1.1395: saving for undo may access invalid memory
Bram Moolenaar <Bram@vim.org>
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diff
changeset
|
2632 } |
7 | 2633 |
2108
3cdf2a653e00
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Bram Moolenaar <bram@zimbu.org>
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2075
diff
changeset
|
2634 /* |
3cdf2a653e00
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2075
diff
changeset
|
2635 * See if it is the same line as requested last time. |
3cdf2a653e00
updated for version 7.2.391
Bram Moolenaar <bram@zimbu.org>
parents:
2075
diff
changeset
|
2636 * Otherwise may need to flush last used line. |
3cdf2a653e00
updated for version 7.2.391
Bram Moolenaar <bram@zimbu.org>
parents:
2075
diff
changeset
|
2637 * Don't use the last used line when 'swapfile' is reset, need to load all |
3cdf2a653e00
updated for version 7.2.391
Bram Moolenaar <bram@zimbu.org>
parents:
2075
diff
changeset
|
2638 * blocks. |
3cdf2a653e00
updated for version 7.2.391
Bram Moolenaar <bram@zimbu.org>
parents:
2075
diff
changeset
|
2639 */ |
1066 | 2640 if (buf->b_ml.ml_line_lnum != lnum || mf_dont_release) |
7 | 2641 { |
15138
9df130fd5e0d
patch 8.1.0579: cannot attach properties to text
Bram Moolenaar <Bram@vim.org>
parents:
14980
diff
changeset
|
2642 unsigned start, end; |
9df130fd5e0d
patch 8.1.0579: cannot attach properties to text
Bram Moolenaar <Bram@vim.org>
parents:
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diff
changeset
|
2643 colnr_T len; |
9df130fd5e0d
patch 8.1.0579: cannot attach properties to text
Bram Moolenaar <Bram@vim.org>
parents:
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diff
changeset
|
2644 int idx; |
9df130fd5e0d
patch 8.1.0579: cannot attach properties to text
Bram Moolenaar <Bram@vim.org>
parents:
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diff
changeset
|
2645 |
7 | 2646 ml_flush_line(buf); |
2647 | |
2648 /* | |
2649 * Find the data block containing the line. | |
2650 * This also fills the stack with the blocks from the root to the data | |
2651 * block and releases any locked block. | |
2652 */ | |
2653 if ((hp = ml_find_line(buf, lnum, ML_FIND)) == NULL) | |
2654 { | |
1068 | 2655 if (recursive == 0) |
2656 { | |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
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diff
changeset
|
2657 // Avoid giving this message for a recursive call, may happen |
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
2658 // when the GUI redraws part of the text. |
1068 | 2659 ++recursive; |
18459
5c0437acebb7
patch 8.1.2223: cannot see what buffer an ml_get error is for
Bram Moolenaar <Bram@vim.org>
parents:
18372
diff
changeset
|
2660 get_trans_bufname(buf); |
5c0437acebb7
patch 8.1.2223: cannot see what buffer an ml_get error is for
Bram Moolenaar <Bram@vim.org>
parents:
18372
diff
changeset
|
2661 shorten_dir(NameBuff); |
5c0437acebb7
patch 8.1.2223: cannot see what buffer an ml_get error is for
Bram Moolenaar <Bram@vim.org>
parents:
18372
diff
changeset
|
2662 siemsg(_("E316: ml_get: cannot find line %ld in buffer %d %s"), |
5c0437acebb7
patch 8.1.2223: cannot see what buffer an ml_get error is for
Bram Moolenaar <Bram@vim.org>
parents:
18372
diff
changeset
|
2663 lnum, buf->b_fnum, NameBuff); |
1068 | 2664 --recursive; |
2665 } | |
7 | 2666 goto errorret; |
2667 } | |
2668 | |
2669 dp = (DATA_BL *)(hp->bh_data); | |
2670 | |
15138
9df130fd5e0d
patch 8.1.0579: cannot attach properties to text
Bram Moolenaar <Bram@vim.org>
parents:
14980
diff
changeset
|
2671 idx = lnum - buf->b_ml.ml_locked_low; |
9df130fd5e0d
patch 8.1.0579: cannot attach properties to text
Bram Moolenaar <Bram@vim.org>
parents:
14980
diff
changeset
|
2672 start = ((dp->db_index[idx]) & DB_INDEX_MASK); |
9df130fd5e0d
patch 8.1.0579: cannot attach properties to text
Bram Moolenaar <Bram@vim.org>
parents:
14980
diff
changeset
|
2673 // The text ends where the previous line starts. The first line ends |
9df130fd5e0d
patch 8.1.0579: cannot attach properties to text
Bram Moolenaar <Bram@vim.org>
parents:
14980
diff
changeset
|
2674 // at the end of the block. |
9df130fd5e0d
patch 8.1.0579: cannot attach properties to text
Bram Moolenaar <Bram@vim.org>
parents:
14980
diff
changeset
|
2675 if (idx == 0) |
9df130fd5e0d
patch 8.1.0579: cannot attach properties to text
Bram Moolenaar <Bram@vim.org>
parents:
14980
diff
changeset
|
2676 end = dp->db_txt_end; |
9df130fd5e0d
patch 8.1.0579: cannot attach properties to text
Bram Moolenaar <Bram@vim.org>
parents:
14980
diff
changeset
|
2677 else |
9df130fd5e0d
patch 8.1.0579: cannot attach properties to text
Bram Moolenaar <Bram@vim.org>
parents:
14980
diff
changeset
|
2678 end = ((dp->db_index[idx - 1]) & DB_INDEX_MASK); |
9df130fd5e0d
patch 8.1.0579: cannot attach properties to text
Bram Moolenaar <Bram@vim.org>
parents:
14980
diff
changeset
|
2679 len = end - start; |
9df130fd5e0d
patch 8.1.0579: cannot attach properties to text
Bram Moolenaar <Bram@vim.org>
parents:
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diff
changeset
|
2680 |
9df130fd5e0d
patch 8.1.0579: cannot attach properties to text
Bram Moolenaar <Bram@vim.org>
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14980
diff
changeset
|
2681 buf->b_ml.ml_line_ptr = (char_u *)dp + start; |
9df130fd5e0d
patch 8.1.0579: cannot attach properties to text
Bram Moolenaar <Bram@vim.org>
parents:
14980
diff
changeset
|
2682 buf->b_ml.ml_line_len = len; |
7 | 2683 buf->b_ml.ml_line_lnum = lnum; |
2684 buf->b_ml.ml_flags &= ~ML_LINE_DIRTY; | |
2685 } | |
2686 if (will_change) | |
2687 buf->b_ml.ml_flags |= (ML_LOCKED_DIRTY | ML_LOCKED_POS); | |
2688 | |
2689 return buf->b_ml.ml_line_ptr; | |
2690 } | |
2691 | |
2692 /* | |
2693 * Check if a line that was just obtained by a call to ml_get | |
2694 * is in allocated memory. | |
2695 */ | |
2696 int | |
7827
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Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
2697 ml_line_alloced(void) |
7 | 2698 { |
2699 return (curbuf->b_ml.ml_flags & ML_LINE_DIRTY); | |
2700 } | |
2701 | |
18763
49b78d6465e5
patch 8.1.2371: FEAT_TEXT_PROP is a confusing name
Bram Moolenaar <Bram@vim.org>
parents:
18498
diff
changeset
|
2702 #ifdef FEAT_PROP_POPUP |
20581
e529690f27bc
patch 8.2.0844: text properties crossing lines not handled correctly
Bram Moolenaar <Bram@vim.org>
parents:
19396
diff
changeset
|
2703 /* |
e529690f27bc
patch 8.2.0844: text properties crossing lines not handled correctly
Bram Moolenaar <Bram@vim.org>
parents:
19396
diff
changeset
|
2704 * Add text properties that continue from the previous line. |
e529690f27bc
patch 8.2.0844: text properties crossing lines not handled correctly
Bram Moolenaar <Bram@vim.org>
parents:
19396
diff
changeset
|
2705 */ |
15294
2d8225cc1315
patch 8.1.0655: when appending a line text property flags are not added
Bram Moolenaar <Bram@vim.org>
parents:
15292
diff
changeset
|
2706 static void |
2d8225cc1315
patch 8.1.0655: when appending a line text property flags are not added
Bram Moolenaar <Bram@vim.org>
parents:
15292
diff
changeset
|
2707 add_text_props_for_append( |
2d8225cc1315
patch 8.1.0655: when appending a line text property flags are not added
Bram Moolenaar <Bram@vim.org>
parents:
15292
diff
changeset
|
2708 buf_T *buf, |
2d8225cc1315
patch 8.1.0655: when appending a line text property flags are not added
Bram Moolenaar <Bram@vim.org>
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diff
changeset
|
2709 linenr_T lnum, |
2d8225cc1315
patch 8.1.0655: when appending a line text property flags are not added
Bram Moolenaar <Bram@vim.org>
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diff
changeset
|
2710 char_u **line, |
2d8225cc1315
patch 8.1.0655: when appending a line text property flags are not added
Bram Moolenaar <Bram@vim.org>
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15292
diff
changeset
|
2711 int *len, |
2d8225cc1315
patch 8.1.0655: when appending a line text property flags are not added
Bram Moolenaar <Bram@vim.org>
parents:
15292
diff
changeset
|
2712 char_u **tofree) |
2d8225cc1315
patch 8.1.0655: when appending a line text property flags are not added
Bram Moolenaar <Bram@vim.org>
parents:
15292
diff
changeset
|
2713 { |
2d8225cc1315
patch 8.1.0655: when appending a line text property flags are not added
Bram Moolenaar <Bram@vim.org>
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diff
changeset
|
2714 int round; |
2d8225cc1315
patch 8.1.0655: when appending a line text property flags are not added
Bram Moolenaar <Bram@vim.org>
parents:
15292
diff
changeset
|
2715 int new_prop_count = 0; |
2d8225cc1315
patch 8.1.0655: when appending a line text property flags are not added
Bram Moolenaar <Bram@vim.org>
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diff
changeset
|
2716 int count; |
2d8225cc1315
patch 8.1.0655: when appending a line text property flags are not added
Bram Moolenaar <Bram@vim.org>
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diff
changeset
|
2717 int n; |
2d8225cc1315
patch 8.1.0655: when appending a line text property flags are not added
Bram Moolenaar <Bram@vim.org>
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diff
changeset
|
2718 char_u *props; |
17974
9fb236d0f386
patch 8.1.1983: compiler nags for uninitialized variable and unused function
Bram Moolenaar <Bram@vim.org>
parents:
17632
diff
changeset
|
2719 int new_len = 0; // init for gcc |
22242
f7871f02ddcd
patch 8.2.1670: a couple of gcc compiler warnings
Bram Moolenaar <Bram@vim.org>
parents:
21915
diff
changeset
|
2720 char_u *new_line = NULL; |
15294
2d8225cc1315
patch 8.1.0655: when appending a line text property flags are not added
Bram Moolenaar <Bram@vim.org>
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diff
changeset
|
2721 textprop_T prop; |
2d8225cc1315
patch 8.1.0655: when appending a line text property flags are not added
Bram Moolenaar <Bram@vim.org>
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diff
changeset
|
2722 |
2d8225cc1315
patch 8.1.0655: when appending a line text property flags are not added
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diff
changeset
|
2723 // Make two rounds: |
2d8225cc1315
patch 8.1.0655: when appending a line text property flags are not added
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diff
changeset
|
2724 // 1. calculate the extra space needed |
2d8225cc1315
patch 8.1.0655: when appending a line text property flags are not added
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diff
changeset
|
2725 // 2. allocate the space and fill it |
2d8225cc1315
patch 8.1.0655: when appending a line text property flags are not added
Bram Moolenaar <Bram@vim.org>
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diff
changeset
|
2726 for (round = 1; round <= 2; ++round) |
2d8225cc1315
patch 8.1.0655: when appending a line text property flags are not added
Bram Moolenaar <Bram@vim.org>
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diff
changeset
|
2727 { |
2d8225cc1315
patch 8.1.0655: when appending a line text property flags are not added
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diff
changeset
|
2728 if (round == 2) |
2d8225cc1315
patch 8.1.0655: when appending a line text property flags are not added
Bram Moolenaar <Bram@vim.org>
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diff
changeset
|
2729 { |
2d8225cc1315
patch 8.1.0655: when appending a line text property flags are not added
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diff
changeset
|
2730 if (new_prop_count == 0) |
2d8225cc1315
patch 8.1.0655: when appending a line text property flags are not added
Bram Moolenaar <Bram@vim.org>
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diff
changeset
|
2731 return; // nothing to do |
2d8225cc1315
patch 8.1.0655: when appending a line text property flags are not added
Bram Moolenaar <Bram@vim.org>
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diff
changeset
|
2732 new_len = *len + new_prop_count * sizeof(textprop_T); |
16764
ef00b6bc186b
patch 8.1.1384: using "int" for alloc() often results in compiler warnings
Bram Moolenaar <Bram@vim.org>
parents:
16738
diff
changeset
|
2733 new_line = alloc(new_len); |
15294
2d8225cc1315
patch 8.1.0655: when appending a line text property flags are not added
Bram Moolenaar <Bram@vim.org>
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diff
changeset
|
2734 if (new_line == NULL) |
2d8225cc1315
patch 8.1.0655: when appending a line text property flags are not added
Bram Moolenaar <Bram@vim.org>
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diff
changeset
|
2735 return; |
2d8225cc1315
patch 8.1.0655: when appending a line text property flags are not added
Bram Moolenaar <Bram@vim.org>
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15292
diff
changeset
|
2736 mch_memmove(new_line, *line, *len); |
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diff
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|
2737 new_prop_count = 0; |
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|
2738 } |
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diff
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|
2739 |
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diff
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|
2740 // Get the line above to find any props that continue in the next |
2d8225cc1315
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diff
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|
2741 // line. |
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diff
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|
2742 count = get_text_props(buf, lnum, &props, FALSE); |
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Bram Moolenaar <Bram@vim.org>
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diff
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|
2743 for (n = 0; n < count; ++n) |
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Bram Moolenaar <Bram@vim.org>
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diff
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|
2744 { |
20581
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diff
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|
2745 mch_memmove(&prop, props + n * sizeof(textprop_T), |
e529690f27bc
patch 8.2.0844: text properties crossing lines not handled correctly
Bram Moolenaar <Bram@vim.org>
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diff
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|
2746 sizeof(textprop_T)); |
15294
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diff
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|
2747 if (prop.tp_flags & TP_FLAG_CONT_NEXT) |
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|
2748 { |
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diff
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|
2749 if (round == 2) |
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|
2750 { |
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diff
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|
2751 prop.tp_flags |= TP_FLAG_CONT_PREV; |
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diff
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|
2752 prop.tp_col = 1; |
20581
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patch 8.2.0844: text properties crossing lines not handled correctly
Bram Moolenaar <Bram@vim.org>
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diff
changeset
|
2753 prop.tp_len = *len; // not exactly the right length |
e529690f27bc
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diff
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|
2754 mch_memmove(new_line + *len + new_prop_count |
e529690f27bc
patch 8.2.0844: text properties crossing lines not handled correctly
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diff
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|
2755 * sizeof(textprop_T), &prop, sizeof(textprop_T)); |
15294
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|
2756 } |
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|
2757 ++new_prop_count; |
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|
2758 } |
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|
2759 } |
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|
2760 } |
2d8225cc1315
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|
2761 *line = new_line; |
2d8225cc1315
patch 8.1.0655: when appending a line text property flags are not added
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|
2762 *tofree = new_line; |
2d8225cc1315
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|
2763 *len = new_len; |
2d8225cc1315
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|
2764 } |
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|
2765 #endif |
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|
2766 |
7 | 2767 static int |
7827
41789f16d6b2
commit https://github.com/vim/vim/commit/52ea13da0fe86df1abf34de52841e367035170c0
Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
2768 ml_append_int( |
41789f16d6b2
commit https://github.com/vim/vim/commit/52ea13da0fe86df1abf34de52841e367035170c0
Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
2769 buf_T *buf, |
15138
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patch 8.1.0579: cannot attach properties to text
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diff
changeset
|
2770 linenr_T lnum, // append after this line (can be 0) |
15294
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Bram Moolenaar <Bram@vim.org>
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diff
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|
2771 char_u *line_arg, // text of the new line |
15138
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patch 8.1.0579: cannot attach properties to text
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diff
changeset
|
2772 colnr_T len_arg, // length of line, including NUL, or 0 |
20581
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patch 8.2.0844: text properties crossing lines not handled correctly
Bram Moolenaar <Bram@vim.org>
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diff
changeset
|
2773 int flags) // ML_APPEND_ flags |
7 | 2774 { |
15294
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Bram Moolenaar <Bram@vim.org>
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diff
changeset
|
2775 char_u *line = line_arg; |
2d8225cc1315
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diff
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|
2776 colnr_T len = len_arg; |
7 | 2777 int i; |
15138
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diff
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|
2778 int line_count; // number of indexes in current block |
7 | 2779 int offset; |
2780 int from, to; | |
15138
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patch 8.1.0579: cannot attach properties to text
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diff
changeset
|
2781 int space_needed; // space needed for new line |
7 | 2782 int page_size; |
2783 int page_count; | |
15138
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diff
changeset
|
2784 int db_idx; // index for lnum in data block |
7 | 2785 bhdr_T *hp; |
2786 memfile_T *mfp; | |
2787 DATA_BL *dp; | |
2788 PTR_BL *pp; | |
2789 infoptr_T *ip; | |
18763
49b78d6465e5
patch 8.1.2371: FEAT_TEXT_PROP is a confusing name
Bram Moolenaar <Bram@vim.org>
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18498
diff
changeset
|
2790 #ifdef FEAT_PROP_POPUP |
15294
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|
2791 char_u *tofree = NULL; |
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|
2792 #endif |
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|
2793 int ret = FAIL; |
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diff
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|
2794 |
7 | 2795 if (lnum > buf->b_ml.ml_line_count || buf->b_ml.ml_mfp == NULL) |
15294
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diff
changeset
|
2796 return FAIL; // lnum out of range |
7 | 2797 |
2798 if (lowest_marked && lowest_marked > lnum) | |
2799 lowest_marked = lnum + 1; | |
2800 | |
2801 if (len == 0) | |
15138
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changeset
|
2802 len = (colnr_T)STRLEN(line) + 1; // space needed for the text |
15294
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|
2803 |
18763
49b78d6465e5
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Bram Moolenaar <Bram@vim.org>
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diff
changeset
|
2804 #ifdef FEAT_PROP_POPUP |
24703
4bc0bda6857d
patch 8.2.2890: text property duplicated when data block splits
Bram Moolenaar <Bram@vim.org>
parents:
24093
diff
changeset
|
2805 if (curbuf->b_has_textprop && lnum > 0 |
4bc0bda6857d
patch 8.2.2890: text property duplicated when data block splits
Bram Moolenaar <Bram@vim.org>
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24093
diff
changeset
|
2806 && !(flags & (ML_APPEND_UNDO | ML_APPEND_NOPROP))) |
15294
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diff
changeset
|
2807 // Add text properties that continue from the previous line. |
2d8225cc1315
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diff
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|
2808 add_text_props_for_append(buf, lnum, &line, &len, &tofree); |
2d8225cc1315
patch 8.1.0655: when appending a line text property flags are not added
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|
2809 #endif |
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diff
changeset
|
2810 |
15138
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diff
changeset
|
2811 space_needed = len + INDEX_SIZE; // space needed for text + index |
7 | 2812 |
2813 mfp = buf->b_ml.ml_mfp; | |
2814 page_size = mfp->mf_page_size; | |
2815 | |
2816 /* | |
2817 * find the data block containing the previous line | |
2818 * This also fills the stack with the blocks from the root to the data block | |
2819 * This also releases any locked block. | |
2820 */ | |
2821 if ((hp = ml_find_line(buf, lnum == 0 ? (linenr_T)1 : lnum, | |
2822 ML_INSERT)) == NULL) | |
15294
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Bram Moolenaar <Bram@vim.org>
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diff
changeset
|
2823 goto theend; |
7 | 2824 |
2825 buf->b_ml.ml_flags &= ~ML_EMPTY; | |
2826 | |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
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diff
changeset
|
2827 if (lnum == 0) // got line one instead, correct db_idx |
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
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diff
changeset
|
2828 db_idx = -1; // careful, it is negative! |
7 | 2829 else |
2830 db_idx = lnum - buf->b_ml.ml_locked_low; | |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
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diff
changeset
|
2831 // get line count before the insertion |
7 | 2832 line_count = buf->b_ml.ml_locked_high - buf->b_ml.ml_locked_low; |
2833 | |
2834 dp = (DATA_BL *)(hp->bh_data); | |
2835 | |
2836 /* | |
2837 * If | |
2838 * - there is not enough room in the current block | |
2839 * - appending to the last line in the block | |
2840 * - not appending to the last line in the file | |
2841 * insert in front of the next block. | |
2842 */ | |
2843 if ((int)dp->db_free < space_needed && db_idx == line_count - 1 | |
2844 && lnum < buf->b_ml.ml_line_count) | |
2845 { | |
2846 /* | |
2847 * Now that the line is not going to be inserted in the block that we | |
2848 * expected, the line count has to be adjusted in the pointer blocks | |
2849 * by using ml_locked_lineadd. | |
2850 */ | |
2851 --(buf->b_ml.ml_locked_lineadd); | |
2852 --(buf->b_ml.ml_locked_high); | |
2853 if ((hp = ml_find_line(buf, lnum + 1, ML_INSERT)) == NULL) | |
15294
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diff
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|
2854 goto theend; |
7 | 2855 |
18800
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diff
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|
2856 db_idx = -1; // careful, it is negative! |
f41b55f9357c
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diff
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|
2857 // get line count before the insertion |
7 | 2858 line_count = buf->b_ml.ml_locked_high - buf->b_ml.ml_locked_low; |
2859 CHECK(buf->b_ml.ml_locked_low != lnum + 1, "locked_low != lnum + 1"); | |
2860 | |
2861 dp = (DATA_BL *)(hp->bh_data); | |
2862 } | |
2863 | |
2864 ++buf->b_ml.ml_line_count; | |
2865 | |
18800
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diff
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|
2866 if ((int)dp->db_free >= space_needed) // enough room in data block |
7 | 2867 { |
15294
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|
2868 /* |
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|
2869 * Insert the new line in an existing data block, or in the data block |
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|
2870 * allocated above. |
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|
2871 */ |
7 | 2872 dp->db_txt_start -= len; |
2873 dp->db_free -= space_needed; | |
2874 ++(dp->db_line_count); | |
2875 | |
2876 /* | |
2877 * move the text of the lines that follow to the front | |
2878 * adjust the indexes of the lines that follow | |
2879 */ | |
18800
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|
2880 if (line_count > db_idx + 1) // if there are following lines |
7 | 2881 { |
2882 /* | |
2883 * Offset is the start of the previous line. | |
2884 * This will become the character just after the new line. | |
2885 */ | |
2886 if (db_idx < 0) | |
2887 offset = dp->db_txt_end; | |
2888 else | |
2889 offset = ((dp->db_index[db_idx]) & DB_INDEX_MASK); | |
2890 mch_memmove((char *)dp + dp->db_txt_start, | |
2891 (char *)dp + dp->db_txt_start + len, | |
2892 (size_t)(offset - (dp->db_txt_start + len))); | |
2893 for (i = line_count - 1; i > db_idx; --i) | |
2894 dp->db_index[i + 1] = dp->db_index[i] - len; | |
2895 dp->db_index[db_idx + 1] = offset - len; | |
2896 } | |
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|
2897 else |
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|
2898 // add line at the end (which is the start of the text) |
7 | 2899 dp->db_index[db_idx + 1] = dp->db_txt_start; |
2900 | |
2901 /* | |
2902 * copy the text into the block | |
2903 */ | |
2904 mch_memmove((char *)dp + dp->db_index[db_idx + 1], line, (size_t)len); | |
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|
2905 if (flags & ML_APPEND_MARK) |
7 | 2906 dp->db_index[db_idx + 1] |= DB_MARKED; |
2907 | |
2908 /* | |
2909 * Mark the block dirty. | |
2910 */ | |
2911 buf->b_ml.ml_flags |= ML_LOCKED_DIRTY; | |
20581
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|
2912 if (!(flags & ML_APPEND_NEW)) |
7 | 2913 buf->b_ml.ml_flags |= ML_LOCKED_POS; |
2914 } | |
18800
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|
2915 else // not enough space in data block |
7 | 2916 { |
2917 long line_count_left, line_count_right; | |
2918 int page_count_left, page_count_right; | |
2919 bhdr_T *hp_left; | |
2920 bhdr_T *hp_right; | |
2921 bhdr_T *hp_new; | |
2922 int lines_moved; | |
18800
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|
2923 int data_moved = 0; // init to shut up gcc |
f41b55f9357c
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diff
changeset
|
2924 int total_moved = 0; // init to shut up gcc |
7 | 2925 DATA_BL *dp_right, *dp_left; |
2926 int stack_idx; | |
2927 int in_left; | |
2928 int lineadd; | |
2929 blocknr_T bnum_left, bnum_right; | |
2930 linenr_T lnum_left, lnum_right; | |
2931 int pb_idx; | |
2932 PTR_BL *pp_new; | |
2933 | |
2934 /* | |
15294
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|
2935 * There is not enough room, we have to create a new data block and |
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|
2936 * copy some lines into it. |
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|
2937 * Then we have to insert an entry in the pointer block. |
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|
2938 * If this pointer block also is full, we go up another block, and so |
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|
2939 * on, up to the root if necessary. |
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|
2940 * The line counts in the pointer blocks have already been adjusted by |
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|
2941 * ml_find_line(). |
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|
2942 * |
7 | 2943 * We are going to allocate a new data block. Depending on the |
2944 * situation it will be put to the left or right of the existing | |
2945 * block. If possible we put the new line in the left block and move | |
2946 * the lines after it to the right block. Otherwise the new line is | |
2947 * also put in the right block. This method is more efficient when | |
2948 * inserting a lot of lines at one place. | |
2949 */ | |
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|
2950 if (db_idx < 0) // left block is new, right block is existing |
7 | 2951 { |
2952 lines_moved = 0; | |
2953 in_left = TRUE; | |
18800
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|
2954 // space_needed does not change |
7 | 2955 } |
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|
2956 else // left block is existing, right block is new |
7 | 2957 { |
2958 lines_moved = line_count - db_idx - 1; | |
2959 if (lines_moved == 0) | |
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|
2960 in_left = FALSE; // put new line in right block |
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|
2961 // space_needed does not change |
7 | 2962 else |
2963 { | |
2964 data_moved = ((dp->db_index[db_idx]) & DB_INDEX_MASK) - | |
2965 dp->db_txt_start; | |
2966 total_moved = data_moved + lines_moved * INDEX_SIZE; | |
2967 if ((int)dp->db_free + total_moved >= space_needed) | |
2968 { | |
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|
2969 in_left = TRUE; // put new line in left block |
7 | 2970 space_needed = total_moved; |
2971 } | |
2972 else | |
2973 { | |
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|
2974 in_left = FALSE; // put new line in right block |
7 | 2975 space_needed += total_moved; |
2976 } | |
2977 } | |
2978 } | |
2979 | |
2980 page_count = ((space_needed + HEADER_SIZE) + page_size - 1) / page_size; | |
20581
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|
2981 if ((hp_new = ml_new_data(mfp, flags & ML_APPEND_NEW, page_count)) |
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|
2982 == NULL) |
7 | 2983 { |
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|
2984 // correct line counts in pointer blocks |
7 | 2985 --(buf->b_ml.ml_locked_lineadd); |
2986 --(buf->b_ml.ml_locked_high); | |
15294
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|
2987 goto theend; |
7 | 2988 } |
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|
2989 if (db_idx < 0) // left block is new |
7 | 2990 { |
2991 hp_left = hp_new; | |
2992 hp_right = hp; | |
2993 line_count_left = 0; | |
2994 line_count_right = line_count; | |
2995 } | |
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|
2996 else // right block is new |
7 | 2997 { |
2998 hp_left = hp; | |
2999 hp_right = hp_new; | |
3000 line_count_left = line_count; | |
3001 line_count_right = 0; | |
3002 } | |
3003 dp_right = (DATA_BL *)(hp_right->bh_data); | |
3004 dp_left = (DATA_BL *)(hp_left->bh_data); | |
3005 bnum_left = hp_left->bh_bnum; | |
3006 bnum_right = hp_right->bh_bnum; | |
3007 page_count_left = hp_left->bh_page_count; | |
3008 page_count_right = hp_right->bh_page_count; | |
3009 | |
3010 /* | |
3011 * May move the new line into the right/new block. | |
3012 */ | |
3013 if (!in_left) | |
3014 { | |
3015 dp_right->db_txt_start -= len; | |
3016 dp_right->db_free -= len + INDEX_SIZE; | |
3017 dp_right->db_index[0] = dp_right->db_txt_start; | |
20581
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|
3018 if (flags & ML_APPEND_MARK) |
7 | 3019 dp_right->db_index[0] |= DB_MARKED; |
3020 | |
3021 mch_memmove((char *)dp_right + dp_right->db_txt_start, | |
3022 line, (size_t)len); | |
3023 ++line_count_right; | |
3024 } | |
3025 /* | |
3026 * may move lines from the left/old block to the right/new one. | |
3027 */ | |
3028 if (lines_moved) | |
3029 { | |
3030 /* | |
3031 */ | |
3032 dp_right->db_txt_start -= data_moved; | |
3033 dp_right->db_free -= total_moved; | |
3034 mch_memmove((char *)dp_right + dp_right->db_txt_start, | |
3035 (char *)dp_left + dp_left->db_txt_start, | |
3036 (size_t)data_moved); | |
3037 offset = dp_right->db_txt_start - dp_left->db_txt_start; | |
3038 dp_left->db_txt_start += data_moved; | |
3039 dp_left->db_free += total_moved; | |
3040 | |
3041 /* | |
3042 * update indexes in the new block | |
3043 */ | |
3044 for (to = line_count_right, from = db_idx + 1; | |
3045 from < line_count_left; ++from, ++to) | |
3046 dp_right->db_index[to] = dp->db_index[from] + offset; | |
3047 line_count_right += lines_moved; | |
3048 line_count_left -= lines_moved; | |
3049 } | |
3050 | |
3051 /* | |
3052 * May move the new line into the left (old or new) block. | |
3053 */ | |
3054 if (in_left) | |
3055 { | |
3056 dp_left->db_txt_start -= len; | |
3057 dp_left->db_free -= len + INDEX_SIZE; | |
3058 dp_left->db_index[line_count_left] = dp_left->db_txt_start; | |
20581
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changeset
|
3059 if (flags & ML_APPEND_MARK) |
7 | 3060 dp_left->db_index[line_count_left] |= DB_MARKED; |
3061 mch_memmove((char *)dp_left + dp_left->db_txt_start, | |
3062 line, (size_t)len); | |
3063 ++line_count_left; | |
3064 } | |
3065 | |
18800
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|
3066 if (db_idx < 0) // left block is new |
7 | 3067 { |
3068 lnum_left = lnum + 1; | |
3069 lnum_right = 0; | |
3070 } | |
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|
3071 else // right block is new |
7 | 3072 { |
3073 lnum_left = 0; | |
3074 if (in_left) | |
3075 lnum_right = lnum + 2; | |
3076 else | |
3077 lnum_right = lnum + 1; | |
3078 } | |
3079 dp_left->db_line_count = line_count_left; | |
3080 dp_right->db_line_count = line_count_right; | |
3081 | |
3082 /* | |
3083 * release the two data blocks | |
3084 * The new one (hp_new) already has a correct blocknumber. | |
3085 * The old one (hp, in ml_locked) gets a positive blocknumber if | |
3086 * we changed it and we are not editing a new file. | |
3087 */ | |
3088 if (lines_moved || in_left) | |
3089 buf->b_ml.ml_flags |= ML_LOCKED_DIRTY; | |
20581
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changeset
|
3090 if (!(flags & ML_APPEND_NEW) && db_idx >= 0 && in_left) |
7 | 3091 buf->b_ml.ml_flags |= ML_LOCKED_POS; |
3092 mf_put(mfp, hp_new, TRUE, FALSE); | |
3093 | |
3094 /* | |
3095 * flush the old data block | |
3096 * set ml_locked_lineadd to 0, because the updating of the | |
3097 * pointer blocks is done below | |
3098 */ | |
3099 lineadd = buf->b_ml.ml_locked_lineadd; | |
3100 buf->b_ml.ml_locked_lineadd = 0; | |
18800
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|
3101 ml_find_line(buf, (linenr_T)0, ML_FLUSH); // flush data block |
7 | 3102 |
3103 /* | |
3104 * update pointer blocks for the new data block | |
3105 */ | |
3106 for (stack_idx = buf->b_ml.ml_stack_top - 1; stack_idx >= 0; | |
3107 --stack_idx) | |
3108 { | |
3109 ip = &(buf->b_ml.ml_stack[stack_idx]); | |
3110 pb_idx = ip->ip_index; | |
3111 if ((hp = mf_get(mfp, ip->ip_bnum, 1)) == NULL) | |
15294
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|
3112 goto theend; |
18800
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|
3113 pp = (PTR_BL *)(hp->bh_data); // must be pointer block |
7 | 3114 if (pp->pb_id != PTR_ID) |
3115 { | |
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|
3116 iemsg(_("E317: pointer block id wrong 3")); |
7 | 3117 mf_put(mfp, hp, FALSE, FALSE); |
15294
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|
3118 goto theend; |
7 | 3119 } |
3120 /* | |
3121 * TODO: If the pointer block is full and we are adding at the end | |
3122 * try to insert in front of the next block | |
3123 */ | |
18800
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|
3124 // block not full, add one entry |
7 | 3125 if (pp->pb_count < pp->pb_count_max) |
3126 { | |
3127 if (pb_idx + 1 < (int)pp->pb_count) | |
3128 mch_memmove(&pp->pb_pointer[pb_idx + 2], | |
3129 &pp->pb_pointer[pb_idx + 1], | |
3130 (size_t)(pp->pb_count - pb_idx - 1) * sizeof(PTR_EN)); | |
3131 ++pp->pb_count; | |
3132 pp->pb_pointer[pb_idx].pe_line_count = line_count_left; | |
3133 pp->pb_pointer[pb_idx].pe_bnum = bnum_left; | |
3134 pp->pb_pointer[pb_idx].pe_page_count = page_count_left; | |
3135 pp->pb_pointer[pb_idx + 1].pe_line_count = line_count_right; | |
3136 pp->pb_pointer[pb_idx + 1].pe_bnum = bnum_right; | |
3137 pp->pb_pointer[pb_idx + 1].pe_page_count = page_count_right; | |
3138 | |
3139 if (lnum_left != 0) | |
3140 pp->pb_pointer[pb_idx].pe_old_lnum = lnum_left; | |
3141 if (lnum_right != 0) | |
3142 pp->pb_pointer[pb_idx + 1].pe_old_lnum = lnum_right; | |
3143 | |
3144 mf_put(mfp, hp, TRUE, FALSE); | |
18800
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|
3145 buf->b_ml.ml_stack_top = stack_idx + 1; // truncate stack |
7 | 3146 |
3147 if (lineadd) | |
3148 { | |
3149 --(buf->b_ml.ml_stack_top); | |
18800
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|
3150 // fix line count for rest of blocks in the stack |
7 | 3151 ml_lineadd(buf, lineadd); |
18800
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|
3152 // fix stack itself |
7 | 3153 buf->b_ml.ml_stack[buf->b_ml.ml_stack_top].ip_high += |
3154 lineadd; | |
3155 ++(buf->b_ml.ml_stack_top); | |
3156 } | |
3157 | |
3158 /* | |
3159 * We are finished, break the loop here. | |
3160 */ | |
3161 break; | |
3162 } | |
18800
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|
3163 else // pointer block full |
7 | 3164 { |
3165 /* | |
3166 * split the pointer block | |
3167 * allocate a new pointer block | |
3168 * move some of the pointer into the new block | |
3169 * prepare for updating the parent block | |
3170 */ | |
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changeset
|
3171 for (;;) // do this twice when splitting block 1 |
7 | 3172 { |
3173 hp_new = ml_new_ptr(mfp); | |
18800
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|
3174 if (hp_new == NULL) // TODO: try to fix tree |
15294
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|
3175 goto theend; |
7 | 3176 pp_new = (PTR_BL *)(hp_new->bh_data); |
3177 | |
3178 if (hp->bh_bnum != 1) | |
3179 break; | |
3180 | |
3181 /* | |
3182 * if block 1 becomes full the tree is given an extra level | |
3183 * The pointers from block 1 are moved into the new block. | |
3184 * block 1 is updated to point to the new block | |
3185 * then continue to split the new block | |
3186 */ | |
3187 mch_memmove(pp_new, pp, (size_t)page_size); | |
3188 pp->pb_count = 1; | |
3189 pp->pb_pointer[0].pe_bnum = hp_new->bh_bnum; | |
3190 pp->pb_pointer[0].pe_line_count = buf->b_ml.ml_line_count; | |
3191 pp->pb_pointer[0].pe_old_lnum = 1; | |
3192 pp->pb_pointer[0].pe_page_count = 1; | |
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|
3193 mf_put(mfp, hp, TRUE, FALSE); // release block 1 |
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|
3194 hp = hp_new; // new block is to be split |
7 | 3195 pp = pp_new; |
3196 CHECK(stack_idx != 0, _("stack_idx should be 0")); | |
3197 ip->ip_index = 0; | |
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|
3198 ++stack_idx; // do block 1 again later |
7 | 3199 } |
3200 /* | |
3201 * move the pointers after the current one to the new block | |
3202 * If there are none, the new entry will be in the new block. | |
3203 */ | |
3204 total_moved = pp->pb_count - pb_idx - 1; | |
3205 if (total_moved) | |
3206 { | |
3207 mch_memmove(&pp_new->pb_pointer[0], | |
3208 &pp->pb_pointer[pb_idx + 1], | |
3209 (size_t)(total_moved) * sizeof(PTR_EN)); | |
3210 pp_new->pb_count = total_moved; | |
3211 pp->pb_count -= total_moved - 1; | |
3212 pp->pb_pointer[pb_idx + 1].pe_bnum = bnum_right; | |
3213 pp->pb_pointer[pb_idx + 1].pe_line_count = line_count_right; | |
3214 pp->pb_pointer[pb_idx + 1].pe_page_count = page_count_right; | |
3215 if (lnum_right) | |
3216 pp->pb_pointer[pb_idx + 1].pe_old_lnum = lnum_right; | |
3217 } | |
3218 else | |
3219 { | |
3220 pp_new->pb_count = 1; | |
3221 pp_new->pb_pointer[0].pe_bnum = bnum_right; | |
3222 pp_new->pb_pointer[0].pe_line_count = line_count_right; | |
3223 pp_new->pb_pointer[0].pe_page_count = page_count_right; | |
3224 pp_new->pb_pointer[0].pe_old_lnum = lnum_right; | |
3225 } | |
3226 pp->pb_pointer[pb_idx].pe_bnum = bnum_left; | |
3227 pp->pb_pointer[pb_idx].pe_line_count = line_count_left; | |
3228 pp->pb_pointer[pb_idx].pe_page_count = page_count_left; | |
3229 if (lnum_left) | |
3230 pp->pb_pointer[pb_idx].pe_old_lnum = lnum_left; | |
3231 lnum_left = 0; | |
3232 lnum_right = 0; | |
3233 | |
3234 /* | |
3235 * recompute line counts | |
3236 */ | |
3237 line_count_right = 0; | |
3238 for (i = 0; i < (int)pp_new->pb_count; ++i) | |
3239 line_count_right += pp_new->pb_pointer[i].pe_line_count; | |
3240 line_count_left = 0; | |
3241 for (i = 0; i < (int)pp->pb_count; ++i) | |
3242 line_count_left += pp->pb_pointer[i].pe_line_count; | |
3243 | |
3244 bnum_left = hp->bh_bnum; | |
3245 bnum_right = hp_new->bh_bnum; | |
3246 page_count_left = 1; | |
3247 page_count_right = 1; | |
3248 mf_put(mfp, hp, TRUE, FALSE); | |
3249 mf_put(mfp, hp_new, TRUE, FALSE); | |
3250 } | |
3251 } | |
3252 | |
3253 /* | |
3254 * Safety check: fallen out of for loop? | |
3255 */ | |
3256 if (stack_idx < 0) | |
3257 { | |
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|
3258 iemsg(_("E318: Updated too many blocks?")); |
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|
3259 buf->b_ml.ml_stack_top = 0; // invalidate stack |
7 | 3260 } |
3261 } | |
3262 | |
3263 #ifdef FEAT_BYTEOFF | |
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|
3264 # ifdef FEAT_PROP_POPUP |
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|
3265 if (curbuf->b_has_textprop) |
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|
3266 // only use the space needed for the text, ignore properties |
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|
3267 len = (colnr_T)STRLEN(line) + 1; |
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|
3268 # endif |
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changeset
|
3269 // The line was inserted below 'lnum' |
7 | 3270 ml_updatechunk(buf, lnum + 1, (long)len, ML_CHNK_ADDLINE); |
3271 #endif | |
25672
ab42c36d1a27
patch 8.2.3372: line2byte() value wrong when adding a text property
Bram Moolenaar <Bram@vim.org>
parents:
25638
diff
changeset
|
3272 |
7 | 3273 #ifdef FEAT_NETBEANS_INTG |
2210 | 3274 if (netbeans_active()) |
7 | 3275 { |
3276 if (STRLEN(line) > 0) | |
835 | 3277 netbeans_inserted(buf, lnum+1, (colnr_T)0, line, (int)STRLEN(line)); |
34 | 3278 netbeans_inserted(buf, lnum+1, (colnr_T)STRLEN(line), |
7 | 3279 (char_u *)"\n", 1); |
3280 } | |
3281 #endif | |
8493
caed4b2d305f
commit https://github.com/vim/vim/commit/509ce2a558e7e0c03242e32e844255af52f1c821
Christian Brabandt <cb@256bit.org>
parents:
8422
diff
changeset
|
3282 #ifdef FEAT_JOB_CHANNEL |
8422
5d2c84be23b5
commit https://github.com/vim/vim/commit/99ef06296f3c37490511c03786a2c8672e015c56
Christian Brabandt <cb@256bit.org>
parents:
8212
diff
changeset
|
3283 if (buf->b_write_to_channel) |
5d2c84be23b5
commit https://github.com/vim/vim/commit/99ef06296f3c37490511c03786a2c8672e015c56
Christian Brabandt <cb@256bit.org>
parents:
8212
diff
changeset
|
3284 channel_write_new_lines(buf); |
5d2c84be23b5
commit https://github.com/vim/vim/commit/99ef06296f3c37490511c03786a2c8672e015c56
Christian Brabandt <cb@256bit.org>
parents:
8212
diff
changeset
|
3285 #endif |
15294
2d8225cc1315
patch 8.1.0655: when appending a line text property flags are not added
Bram Moolenaar <Bram@vim.org>
parents:
15292
diff
changeset
|
3286 ret = OK; |
2d8225cc1315
patch 8.1.0655: when appending a line text property flags are not added
Bram Moolenaar <Bram@vim.org>
parents:
15292
diff
changeset
|
3287 |
2d8225cc1315
patch 8.1.0655: when appending a line text property flags are not added
Bram Moolenaar <Bram@vim.org>
parents:
15292
diff
changeset
|
3288 theend: |
18763
49b78d6465e5
patch 8.1.2371: FEAT_TEXT_PROP is a confusing name
Bram Moolenaar <Bram@vim.org>
parents:
18498
diff
changeset
|
3289 #ifdef FEAT_PROP_POPUP |
15294
2d8225cc1315
patch 8.1.0655: when appending a line text property flags are not added
Bram Moolenaar <Bram@vim.org>
parents:
15292
diff
changeset
|
3290 vim_free(tofree); |
2d8225cc1315
patch 8.1.0655: when appending a line text property flags are not added
Bram Moolenaar <Bram@vim.org>
parents:
15292
diff
changeset
|
3291 #endif |
2d8225cc1315
patch 8.1.0655: when appending a line text property flags are not added
Bram Moolenaar <Bram@vim.org>
parents:
15292
diff
changeset
|
3292 return ret; |
7 | 3293 } |
3294 | |
3295 /* | |
17403
9b6c0ef29c20
patch 8.1.1700: listener callback called for the wrong buffer
Bram Moolenaar <Bram@vim.org>
parents:
17364
diff
changeset
|
3296 * Flush any pending change and call ml_append_int() |
9b6c0ef29c20
patch 8.1.1700: listener callback called for the wrong buffer
Bram Moolenaar <Bram@vim.org>
parents:
17364
diff
changeset
|
3297 */ |
9b6c0ef29c20
patch 8.1.1700: listener callback called for the wrong buffer
Bram Moolenaar <Bram@vim.org>
parents:
17364
diff
changeset
|
3298 static int |
9b6c0ef29c20
patch 8.1.1700: listener callback called for the wrong buffer
Bram Moolenaar <Bram@vim.org>
parents:
17364
diff
changeset
|
3299 ml_append_flush( |
9b6c0ef29c20
patch 8.1.1700: listener callback called for the wrong buffer
Bram Moolenaar <Bram@vim.org>
parents:
17364
diff
changeset
|
3300 buf_T *buf, |
9b6c0ef29c20
patch 8.1.1700: listener callback called for the wrong buffer
Bram Moolenaar <Bram@vim.org>
parents:
17364
diff
changeset
|
3301 linenr_T lnum, // append after this line (can be 0) |
9b6c0ef29c20
patch 8.1.1700: listener callback called for the wrong buffer
Bram Moolenaar <Bram@vim.org>
parents:
17364
diff
changeset
|
3302 char_u *line, // text of the new line |
9b6c0ef29c20
patch 8.1.1700: listener callback called for the wrong buffer
Bram Moolenaar <Bram@vim.org>
parents:
17364
diff
changeset
|
3303 colnr_T len, // length of line, including NUL, or 0 |
20581
e529690f27bc
patch 8.2.0844: text properties crossing lines not handled correctly
Bram Moolenaar <Bram@vim.org>
parents:
19396
diff
changeset
|
3304 int flags) // ML_APPEND_ flags |
17403
9b6c0ef29c20
patch 8.1.1700: listener callback called for the wrong buffer
Bram Moolenaar <Bram@vim.org>
parents:
17364
diff
changeset
|
3305 { |
9b6c0ef29c20
patch 8.1.1700: listener callback called for the wrong buffer
Bram Moolenaar <Bram@vim.org>
parents:
17364
diff
changeset
|
3306 if (lnum > buf->b_ml.ml_line_count) |
9b6c0ef29c20
patch 8.1.1700: listener callback called for the wrong buffer
Bram Moolenaar <Bram@vim.org>
parents:
17364
diff
changeset
|
3307 return FAIL; // lnum out of range |
9b6c0ef29c20
patch 8.1.1700: listener callback called for the wrong buffer
Bram Moolenaar <Bram@vim.org>
parents:
17364
diff
changeset
|
3308 |
9b6c0ef29c20
patch 8.1.1700: listener callback called for the wrong buffer
Bram Moolenaar <Bram@vim.org>
parents:
17364
diff
changeset
|
3309 if (buf->b_ml.ml_line_lnum != 0) |
9b6c0ef29c20
patch 8.1.1700: listener callback called for the wrong buffer
Bram Moolenaar <Bram@vim.org>
parents:
17364
diff
changeset
|
3310 // This may also invoke ml_append_int(). |
9b6c0ef29c20
patch 8.1.1700: listener callback called for the wrong buffer
Bram Moolenaar <Bram@vim.org>
parents:
17364
diff
changeset
|
3311 ml_flush_line(buf); |
9b6c0ef29c20
patch 8.1.1700: listener callback called for the wrong buffer
Bram Moolenaar <Bram@vim.org>
parents:
17364
diff
changeset
|
3312 |
9b6c0ef29c20
patch 8.1.1700: listener callback called for the wrong buffer
Bram Moolenaar <Bram@vim.org>
parents:
17364
diff
changeset
|
3313 #ifdef FEAT_EVAL |
9b6c0ef29c20
patch 8.1.1700: listener callback called for the wrong buffer
Bram Moolenaar <Bram@vim.org>
parents:
17364
diff
changeset
|
3314 // When inserting above recorded changes: flush the changes before changing |
9b6c0ef29c20
patch 8.1.1700: listener callback called for the wrong buffer
Bram Moolenaar <Bram@vim.org>
parents:
17364
diff
changeset
|
3315 // the text. Then flush the cached line, it may become invalid. |
9b6c0ef29c20
patch 8.1.1700: listener callback called for the wrong buffer
Bram Moolenaar <Bram@vim.org>
parents:
17364
diff
changeset
|
3316 may_invoke_listeners(buf, lnum + 1, lnum + 1, 1); |
9b6c0ef29c20
patch 8.1.1700: listener callback called for the wrong buffer
Bram Moolenaar <Bram@vim.org>
parents:
17364
diff
changeset
|
3317 if (buf->b_ml.ml_line_lnum != 0) |
9b6c0ef29c20
patch 8.1.1700: listener callback called for the wrong buffer
Bram Moolenaar <Bram@vim.org>
parents:
17364
diff
changeset
|
3318 ml_flush_line(buf); |
9b6c0ef29c20
patch 8.1.1700: listener callback called for the wrong buffer
Bram Moolenaar <Bram@vim.org>
parents:
17364
diff
changeset
|
3319 #endif |
9b6c0ef29c20
patch 8.1.1700: listener callback called for the wrong buffer
Bram Moolenaar <Bram@vim.org>
parents:
17364
diff
changeset
|
3320 |
20581
e529690f27bc
patch 8.2.0844: text properties crossing lines not handled correctly
Bram Moolenaar <Bram@vim.org>
parents:
19396
diff
changeset
|
3321 return ml_append_int(buf, lnum, line, len, flags); |
17403
9b6c0ef29c20
patch 8.1.1700: listener callback called for the wrong buffer
Bram Moolenaar <Bram@vim.org>
parents:
17364
diff
changeset
|
3322 } |
9b6c0ef29c20
patch 8.1.1700: listener callback called for the wrong buffer
Bram Moolenaar <Bram@vim.org>
parents:
17364
diff
changeset
|
3323 |
9b6c0ef29c20
patch 8.1.1700: listener callback called for the wrong buffer
Bram Moolenaar <Bram@vim.org>
parents:
17364
diff
changeset
|
3324 /* |
9b6c0ef29c20
patch 8.1.1700: listener callback called for the wrong buffer
Bram Moolenaar <Bram@vim.org>
parents:
17364
diff
changeset
|
3325 * Append a line after lnum (may be 0 to insert a line in front of the file). |
9b6c0ef29c20
patch 8.1.1700: listener callback called for the wrong buffer
Bram Moolenaar <Bram@vim.org>
parents:
17364
diff
changeset
|
3326 * "line" does not need to be allocated, but can't be another line in a |
9b6c0ef29c20
patch 8.1.1700: listener callback called for the wrong buffer
Bram Moolenaar <Bram@vim.org>
parents:
17364
diff
changeset
|
3327 * buffer, unlocking may make it invalid. |
9b6c0ef29c20
patch 8.1.1700: listener callback called for the wrong buffer
Bram Moolenaar <Bram@vim.org>
parents:
17364
diff
changeset
|
3328 * |
20581
e529690f27bc
patch 8.2.0844: text properties crossing lines not handled correctly
Bram Moolenaar <Bram@vim.org>
parents:
19396
diff
changeset
|
3329 * "newfile": TRUE when starting to edit a new file, meaning that pe_old_lnum |
17403
9b6c0ef29c20
patch 8.1.1700: listener callback called for the wrong buffer
Bram Moolenaar <Bram@vim.org>
parents:
17364
diff
changeset
|
3330 * will be set for recovery |
9b6c0ef29c20
patch 8.1.1700: listener callback called for the wrong buffer
Bram Moolenaar <Bram@vim.org>
parents:
17364
diff
changeset
|
3331 * Check: The caller of this function should probably also call |
9b6c0ef29c20
patch 8.1.1700: listener callback called for the wrong buffer
Bram Moolenaar <Bram@vim.org>
parents:
17364
diff
changeset
|
3332 * appended_lines(). |
9b6c0ef29c20
patch 8.1.1700: listener callback called for the wrong buffer
Bram Moolenaar <Bram@vim.org>
parents:
17364
diff
changeset
|
3333 * |
9b6c0ef29c20
patch 8.1.1700: listener callback called for the wrong buffer
Bram Moolenaar <Bram@vim.org>
parents:
17364
diff
changeset
|
3334 * return FAIL for failure, OK otherwise |
9b6c0ef29c20
patch 8.1.1700: listener callback called for the wrong buffer
Bram Moolenaar <Bram@vim.org>
parents:
17364
diff
changeset
|
3335 */ |
9b6c0ef29c20
patch 8.1.1700: listener callback called for the wrong buffer
Bram Moolenaar <Bram@vim.org>
parents:
17364
diff
changeset
|
3336 int |
9b6c0ef29c20
patch 8.1.1700: listener callback called for the wrong buffer
Bram Moolenaar <Bram@vim.org>
parents:
17364
diff
changeset
|
3337 ml_append( |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
3338 linenr_T lnum, // append after this line (can be 0) |
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
3339 char_u *line, // text of the new line |
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
3340 colnr_T len, // length of new line, including NUL, or 0 |
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
3341 int newfile) // flag, see above |
17403
9b6c0ef29c20
patch 8.1.1700: listener callback called for the wrong buffer
Bram Moolenaar <Bram@vim.org>
parents:
17364
diff
changeset
|
3342 { |
20581
e529690f27bc
patch 8.2.0844: text properties crossing lines not handled correctly
Bram Moolenaar <Bram@vim.org>
parents:
19396
diff
changeset
|
3343 return ml_append_flags(lnum, line, len, newfile ? ML_APPEND_NEW : 0); |
e529690f27bc
patch 8.2.0844: text properties crossing lines not handled correctly
Bram Moolenaar <Bram@vim.org>
parents:
19396
diff
changeset
|
3344 } |
e529690f27bc
patch 8.2.0844: text properties crossing lines not handled correctly
Bram Moolenaar <Bram@vim.org>
parents:
19396
diff
changeset
|
3345 |
e529690f27bc
patch 8.2.0844: text properties crossing lines not handled correctly
Bram Moolenaar <Bram@vim.org>
parents:
19396
diff
changeset
|
3346 int |
e529690f27bc
patch 8.2.0844: text properties crossing lines not handled correctly
Bram Moolenaar <Bram@vim.org>
parents:
19396
diff
changeset
|
3347 ml_append_flags( |
e529690f27bc
patch 8.2.0844: text properties crossing lines not handled correctly
Bram Moolenaar <Bram@vim.org>
parents:
19396
diff
changeset
|
3348 linenr_T lnum, // append after this line (can be 0) |
e529690f27bc
patch 8.2.0844: text properties crossing lines not handled correctly
Bram Moolenaar <Bram@vim.org>
parents:
19396
diff
changeset
|
3349 char_u *line, // text of the new line |
e529690f27bc
patch 8.2.0844: text properties crossing lines not handled correctly
Bram Moolenaar <Bram@vim.org>
parents:
19396
diff
changeset
|
3350 colnr_T len, // length of new line, including NUL, or 0 |
e529690f27bc
patch 8.2.0844: text properties crossing lines not handled correctly
Bram Moolenaar <Bram@vim.org>
parents:
19396
diff
changeset
|
3351 int flags) // ML_APPEND_ values |
e529690f27bc
patch 8.2.0844: text properties crossing lines not handled correctly
Bram Moolenaar <Bram@vim.org>
parents:
19396
diff
changeset
|
3352 { |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
3353 // When starting up, we might still need to create the memfile |
17403
9b6c0ef29c20
patch 8.1.1700: listener callback called for the wrong buffer
Bram Moolenaar <Bram@vim.org>
parents:
17364
diff
changeset
|
3354 if (curbuf->b_ml.ml_mfp == NULL && open_buffer(FALSE, NULL, 0) == FAIL) |
9b6c0ef29c20
patch 8.1.1700: listener callback called for the wrong buffer
Bram Moolenaar <Bram@vim.org>
parents:
17364
diff
changeset
|
3355 return FAIL; |
20581
e529690f27bc
patch 8.2.0844: text properties crossing lines not handled correctly
Bram Moolenaar <Bram@vim.org>
parents:
19396
diff
changeset
|
3356 return ml_append_flush(curbuf, lnum, line, len, flags); |
17403
9b6c0ef29c20
patch 8.1.1700: listener callback called for the wrong buffer
Bram Moolenaar <Bram@vim.org>
parents:
17364
diff
changeset
|
3357 } |
9b6c0ef29c20
patch 8.1.1700: listener callback called for the wrong buffer
Bram Moolenaar <Bram@vim.org>
parents:
17364
diff
changeset
|
3358 |
20581
e529690f27bc
patch 8.2.0844: text properties crossing lines not handled correctly
Bram Moolenaar <Bram@vim.org>
parents:
19396
diff
changeset
|
3359 |
17403
9b6c0ef29c20
patch 8.1.1700: listener callback called for the wrong buffer
Bram Moolenaar <Bram@vim.org>
parents:
17364
diff
changeset
|
3360 #if defined(FEAT_SPELL) || defined(FEAT_QUICKFIX) || defined(PROTO) |
9b6c0ef29c20
patch 8.1.1700: listener callback called for the wrong buffer
Bram Moolenaar <Bram@vim.org>
parents:
17364
diff
changeset
|
3361 /* |
9b6c0ef29c20
patch 8.1.1700: listener callback called for the wrong buffer
Bram Moolenaar <Bram@vim.org>
parents:
17364
diff
changeset
|
3362 * Like ml_append() but for an arbitrary buffer. The buffer must already have |
9b6c0ef29c20
patch 8.1.1700: listener callback called for the wrong buffer
Bram Moolenaar <Bram@vim.org>
parents:
17364
diff
changeset
|
3363 * a memline. |
9b6c0ef29c20
patch 8.1.1700: listener callback called for the wrong buffer
Bram Moolenaar <Bram@vim.org>
parents:
17364
diff
changeset
|
3364 */ |
9b6c0ef29c20
patch 8.1.1700: listener callback called for the wrong buffer
Bram Moolenaar <Bram@vim.org>
parents:
17364
diff
changeset
|
3365 int |
9b6c0ef29c20
patch 8.1.1700: listener callback called for the wrong buffer
Bram Moolenaar <Bram@vim.org>
parents:
17364
diff
changeset
|
3366 ml_append_buf( |
9b6c0ef29c20
patch 8.1.1700: listener callback called for the wrong buffer
Bram Moolenaar <Bram@vim.org>
parents:
17364
diff
changeset
|
3367 buf_T *buf, |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
3368 linenr_T lnum, // append after this line (can be 0) |
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
3369 char_u *line, // text of the new line |
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
3370 colnr_T len, // length of new line, including NUL, or 0 |
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
3371 int newfile) // flag, see above |
17403
9b6c0ef29c20
patch 8.1.1700: listener callback called for the wrong buffer
Bram Moolenaar <Bram@vim.org>
parents:
17364
diff
changeset
|
3372 { |
9b6c0ef29c20
patch 8.1.1700: listener callback called for the wrong buffer
Bram Moolenaar <Bram@vim.org>
parents:
17364
diff
changeset
|
3373 if (buf->b_ml.ml_mfp == NULL) |
9b6c0ef29c20
patch 8.1.1700: listener callback called for the wrong buffer
Bram Moolenaar <Bram@vim.org>
parents:
17364
diff
changeset
|
3374 return FAIL; |
20581
e529690f27bc
patch 8.2.0844: text properties crossing lines not handled correctly
Bram Moolenaar <Bram@vim.org>
parents:
19396
diff
changeset
|
3375 return ml_append_flush(buf, lnum, line, len, newfile ? ML_APPEND_NEW : 0); |
17403
9b6c0ef29c20
patch 8.1.1700: listener callback called for the wrong buffer
Bram Moolenaar <Bram@vim.org>
parents:
17364
diff
changeset
|
3376 } |
9b6c0ef29c20
patch 8.1.1700: listener callback called for the wrong buffer
Bram Moolenaar <Bram@vim.org>
parents:
17364
diff
changeset
|
3377 #endif |
9b6c0ef29c20
patch 8.1.1700: listener callback called for the wrong buffer
Bram Moolenaar <Bram@vim.org>
parents:
17364
diff
changeset
|
3378 |
9b6c0ef29c20
patch 8.1.1700: listener callback called for the wrong buffer
Bram Moolenaar <Bram@vim.org>
parents:
17364
diff
changeset
|
3379 /* |
21337
647897e6df9e
patch 8.2.1219: symlink not followed if dirname ends in //
Bram Moolenaar <Bram@vim.org>
parents:
20830
diff
changeset
|
3380 * Replace line "lnum", with buffering, in current buffer. |
7 | 3381 * |
720 | 3382 * If "copy" is TRUE, make a copy of the line, otherwise the line has been |
7 | 3383 * copied to allocated memory already. |
21337
647897e6df9e
patch 8.2.1219: symlink not followed if dirname ends in //
Bram Moolenaar <Bram@vim.org>
parents:
20830
diff
changeset
|
3384 * If "copy" is FALSE the "line" may be freed to add text properties! |
647897e6df9e
patch 8.2.1219: symlink not followed if dirname ends in //
Bram Moolenaar <Bram@vim.org>
parents:
20830
diff
changeset
|
3385 * Do not use it after calling ml_replace(). |
7 | 3386 * |
3387 * Check: The caller of this function should probably also call | |
3388 * changed_lines(), unless update_screen(NOT_VALID) is used. | |
3389 * | |
3390 * return FAIL for failure, OK otherwise | |
3391 */ | |
3392 int | |
7827
41789f16d6b2
commit https://github.com/vim/vim/commit/52ea13da0fe86df1abf34de52841e367035170c0
Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
3393 ml_replace(linenr_T lnum, char_u *line, int copy) |
7 | 3394 { |
15138
9df130fd5e0d
patch 8.1.0579: cannot attach properties to text
Bram Moolenaar <Bram@vim.org>
parents:
14980
diff
changeset
|
3395 colnr_T len = -1; |
9df130fd5e0d
patch 8.1.0579: cannot attach properties to text
Bram Moolenaar <Bram@vim.org>
parents:
14980
diff
changeset
|
3396 |
9df130fd5e0d
patch 8.1.0579: cannot attach properties to text
Bram Moolenaar <Bram@vim.org>
parents:
14980
diff
changeset
|
3397 if (line != NULL) |
15182
4b2de998ebd6
patch 8.1.0601: a few compiler warnings
Bram Moolenaar <Bram@vim.org>
parents:
15142
diff
changeset
|
3398 len = (colnr_T)STRLEN(line); |
15361
58b125df3e9b
patch 8.1.0688: text properties are not restored by undo
Bram Moolenaar <Bram@vim.org>
parents:
15353
diff
changeset
|
3399 return ml_replace_len(lnum, line, len, FALSE, copy); |
15138
9df130fd5e0d
patch 8.1.0579: cannot attach properties to text
Bram Moolenaar <Bram@vim.org>
parents:
14980
diff
changeset
|
3400 } |
9df130fd5e0d
patch 8.1.0579: cannot attach properties to text
Bram Moolenaar <Bram@vim.org>
parents:
14980
diff
changeset
|
3401 |
15361
58b125df3e9b
patch 8.1.0688: text properties are not restored by undo
Bram Moolenaar <Bram@vim.org>
parents:
15353
diff
changeset
|
3402 /* |
58b125df3e9b
patch 8.1.0688: text properties are not restored by undo
Bram Moolenaar <Bram@vim.org>
parents:
15353
diff
changeset
|
3403 * Replace a line for the current buffer. Like ml_replace() with: |
58b125df3e9b
patch 8.1.0688: text properties are not restored by undo
Bram Moolenaar <Bram@vim.org>
parents:
15353
diff
changeset
|
3404 * "len_arg" is the length of the text, excluding NUL. |
58b125df3e9b
patch 8.1.0688: text properties are not restored by undo
Bram Moolenaar <Bram@vim.org>
parents:
15353
diff
changeset
|
3405 * If "has_props" is TRUE then "line_arg" includes the text properties and |
58b125df3e9b
patch 8.1.0688: text properties are not restored by undo
Bram Moolenaar <Bram@vim.org>
parents:
15353
diff
changeset
|
3406 * "len_arg" includes the NUL of the text. |
58b125df3e9b
patch 8.1.0688: text properties are not restored by undo
Bram Moolenaar <Bram@vim.org>
parents:
15353
diff
changeset
|
3407 */ |
15138
9df130fd5e0d
patch 8.1.0579: cannot attach properties to text
Bram Moolenaar <Bram@vim.org>
parents:
14980
diff
changeset
|
3408 int |
15361
58b125df3e9b
patch 8.1.0688: text properties are not restored by undo
Bram Moolenaar <Bram@vim.org>
parents:
15353
diff
changeset
|
3409 ml_replace_len( |
58b125df3e9b
patch 8.1.0688: text properties are not restored by undo
Bram Moolenaar <Bram@vim.org>
parents:
15353
diff
changeset
|
3410 linenr_T lnum, |
58b125df3e9b
patch 8.1.0688: text properties are not restored by undo
Bram Moolenaar <Bram@vim.org>
parents:
15353
diff
changeset
|
3411 char_u *line_arg, |
58b125df3e9b
patch 8.1.0688: text properties are not restored by undo
Bram Moolenaar <Bram@vim.org>
parents:
15353
diff
changeset
|
3412 colnr_T len_arg, |
58b125df3e9b
patch 8.1.0688: text properties are not restored by undo
Bram Moolenaar <Bram@vim.org>
parents:
15353
diff
changeset
|
3413 int has_props, |
58b125df3e9b
patch 8.1.0688: text properties are not restored by undo
Bram Moolenaar <Bram@vim.org>
parents:
15353
diff
changeset
|
3414 int copy) |
15138
9df130fd5e0d
patch 8.1.0579: cannot attach properties to text
Bram Moolenaar <Bram@vim.org>
parents:
14980
diff
changeset
|
3415 { |
9df130fd5e0d
patch 8.1.0579: cannot attach properties to text
Bram Moolenaar <Bram@vim.org>
parents:
14980
diff
changeset
|
3416 char_u *line = line_arg; |
9df130fd5e0d
patch 8.1.0579: cannot attach properties to text
Bram Moolenaar <Bram@vim.org>
parents:
14980
diff
changeset
|
3417 colnr_T len = len_arg; |
9df130fd5e0d
patch 8.1.0579: cannot attach properties to text
Bram Moolenaar <Bram@vim.org>
parents:
14980
diff
changeset
|
3418 |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
3419 if (line == NULL) // just checking... |
7 | 3420 return FAIL; |
3421 | |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
3422 // When starting up, we might still need to create the memfile |
2394
a3aca345aafa
Add the 'undoreload' option to be able to undo a file reload.
Bram Moolenaar <bram@vim.org>
parents:
2360
diff
changeset
|
3423 if (curbuf->b_ml.ml_mfp == NULL && open_buffer(FALSE, NULL, 0) == FAIL) |
7 | 3424 return FAIL; |
3425 | |
15361
58b125df3e9b
patch 8.1.0688: text properties are not restored by undo
Bram Moolenaar <Bram@vim.org>
parents:
15353
diff
changeset
|
3426 if (!has_props) |
58b125df3e9b
patch 8.1.0688: text properties are not restored by undo
Bram Moolenaar <Bram@vim.org>
parents:
15353
diff
changeset
|
3427 ++len; // include the NUL after the text |
58b125df3e9b
patch 8.1.0688: text properties are not restored by undo
Bram Moolenaar <Bram@vim.org>
parents:
15353
diff
changeset
|
3428 if (copy) |
58b125df3e9b
patch 8.1.0688: text properties are not restored by undo
Bram Moolenaar <Bram@vim.org>
parents:
15353
diff
changeset
|
3429 { |
58b125df3e9b
patch 8.1.0688: text properties are not restored by undo
Bram Moolenaar <Bram@vim.org>
parents:
15353
diff
changeset
|
3430 // copy the line to allocated memory |
18763
49b78d6465e5
patch 8.1.2371: FEAT_TEXT_PROP is a confusing name
Bram Moolenaar <Bram@vim.org>
parents:
18498
diff
changeset
|
3431 #ifdef FEAT_PROP_POPUP |
15361
58b125df3e9b
patch 8.1.0688: text properties are not restored by undo
Bram Moolenaar <Bram@vim.org>
parents:
15353
diff
changeset
|
3432 if (has_props) |
58b125df3e9b
patch 8.1.0688: text properties are not restored by undo
Bram Moolenaar <Bram@vim.org>
parents:
15353
diff
changeset
|
3433 line = vim_memsave(line, len); |
58b125df3e9b
patch 8.1.0688: text properties are not restored by undo
Bram Moolenaar <Bram@vim.org>
parents:
15353
diff
changeset
|
3434 else |
58b125df3e9b
patch 8.1.0688: text properties are not restored by undo
Bram Moolenaar <Bram@vim.org>
parents:
15353
diff
changeset
|
3435 #endif |
58b125df3e9b
patch 8.1.0688: text properties are not restored by undo
Bram Moolenaar <Bram@vim.org>
parents:
15353
diff
changeset
|
3436 line = vim_strnsave(line, len - 1); |
58b125df3e9b
patch 8.1.0688: text properties are not restored by undo
Bram Moolenaar <Bram@vim.org>
parents:
15353
diff
changeset
|
3437 if (line == NULL) |
58b125df3e9b
patch 8.1.0688: text properties are not restored by undo
Bram Moolenaar <Bram@vim.org>
parents:
15353
diff
changeset
|
3438 return FAIL; |
58b125df3e9b
patch 8.1.0688: text properties are not restored by undo
Bram Moolenaar <Bram@vim.org>
parents:
15353
diff
changeset
|
3439 } |
58b125df3e9b
patch 8.1.0688: text properties are not restored by undo
Bram Moolenaar <Bram@vim.org>
parents:
15353
diff
changeset
|
3440 |
7 | 3441 #ifdef FEAT_NETBEANS_INTG |
2210 | 3442 if (netbeans_active()) |
7 | 3443 { |
3444 netbeans_removed(curbuf, lnum, 0, (long)STRLEN(ml_get(lnum))); | |
835 | 3445 netbeans_inserted(curbuf, lnum, 0, line, (int)STRLEN(line)); |
7 | 3446 } |
3447 #endif | |
15138
9df130fd5e0d
patch 8.1.0579: cannot attach properties to text
Bram Moolenaar <Bram@vim.org>
parents:
14980
diff
changeset
|
3448 if (curbuf->b_ml.ml_line_lnum != lnum) |
9df130fd5e0d
patch 8.1.0579: cannot attach properties to text
Bram Moolenaar <Bram@vim.org>
parents:
14980
diff
changeset
|
3449 { |
9df130fd5e0d
patch 8.1.0579: cannot attach properties to text
Bram Moolenaar <Bram@vim.org>
parents:
14980
diff
changeset
|
3450 // another line is buffered, flush it |
9df130fd5e0d
patch 8.1.0579: cannot attach properties to text
Bram Moolenaar <Bram@vim.org>
parents:
14980
diff
changeset
|
3451 ml_flush_line(curbuf); |
15142
7713ceb8c593
patch 8.1.0581: double free without the text properties feature
Bram Moolenaar <Bram@vim.org>
parents:
15138
diff
changeset
|
3452 curbuf->b_ml.ml_flags &= ~ML_LINE_DIRTY; |
15138
9df130fd5e0d
patch 8.1.0579: cannot attach properties to text
Bram Moolenaar <Bram@vim.org>
parents:
14980
diff
changeset
|
3453 |
18763
49b78d6465e5
patch 8.1.2371: FEAT_TEXT_PROP is a confusing name
Bram Moolenaar <Bram@vim.org>
parents:
18498
diff
changeset
|
3454 #ifdef FEAT_PROP_POPUP |
15361
58b125df3e9b
patch 8.1.0688: text properties are not restored by undo
Bram Moolenaar <Bram@vim.org>
parents:
15353
diff
changeset
|
3455 if (curbuf->b_has_textprop && !has_props) |
15138
9df130fd5e0d
patch 8.1.0579: cannot attach properties to text
Bram Moolenaar <Bram@vim.org>
parents:
14980
diff
changeset
|
3456 // Need to fetch the old line to copy over any text properties. |
9df130fd5e0d
patch 8.1.0579: cannot attach properties to text
Bram Moolenaar <Bram@vim.org>
parents:
14980
diff
changeset
|
3457 ml_get_buf(curbuf, lnum, TRUE); |
9df130fd5e0d
patch 8.1.0579: cannot attach properties to text
Bram Moolenaar <Bram@vim.org>
parents:
14980
diff
changeset
|
3458 #endif |
9df130fd5e0d
patch 8.1.0579: cannot attach properties to text
Bram Moolenaar <Bram@vim.org>
parents:
14980
diff
changeset
|
3459 } |
9df130fd5e0d
patch 8.1.0579: cannot attach properties to text
Bram Moolenaar <Bram@vim.org>
parents:
14980
diff
changeset
|
3460 |
18763
49b78d6465e5
patch 8.1.2371: FEAT_TEXT_PROP is a confusing name
Bram Moolenaar <Bram@vim.org>
parents:
18498
diff
changeset
|
3461 #ifdef FEAT_PROP_POPUP |
15361
58b125df3e9b
patch 8.1.0688: text properties are not restored by undo
Bram Moolenaar <Bram@vim.org>
parents:
15353
diff
changeset
|
3462 if (curbuf->b_has_textprop && !has_props) |
15138
9df130fd5e0d
patch 8.1.0579: cannot attach properties to text
Bram Moolenaar <Bram@vim.org>
parents:
14980
diff
changeset
|
3463 { |
9df130fd5e0d
patch 8.1.0579: cannot attach properties to text
Bram Moolenaar <Bram@vim.org>
parents:
14980
diff
changeset
|
3464 size_t oldtextlen = STRLEN(curbuf->b_ml.ml_line_ptr) + 1; |
9df130fd5e0d
patch 8.1.0579: cannot attach properties to text
Bram Moolenaar <Bram@vim.org>
parents:
14980
diff
changeset
|
3465 |
9df130fd5e0d
patch 8.1.0579: cannot attach properties to text
Bram Moolenaar <Bram@vim.org>
parents:
14980
diff
changeset
|
3466 if (oldtextlen < (size_t)curbuf->b_ml.ml_line_len) |
9df130fd5e0d
patch 8.1.0579: cannot attach properties to text
Bram Moolenaar <Bram@vim.org>
parents:
14980
diff
changeset
|
3467 { |
9df130fd5e0d
patch 8.1.0579: cannot attach properties to text
Bram Moolenaar <Bram@vim.org>
parents:
14980
diff
changeset
|
3468 char_u *newline; |
9df130fd5e0d
patch 8.1.0579: cannot attach properties to text
Bram Moolenaar <Bram@vim.org>
parents:
14980
diff
changeset
|
3469 size_t textproplen = curbuf->b_ml.ml_line_len - oldtextlen; |
9df130fd5e0d
patch 8.1.0579: cannot attach properties to text
Bram Moolenaar <Bram@vim.org>
parents:
14980
diff
changeset
|
3470 |
9df130fd5e0d
patch 8.1.0579: cannot attach properties to text
Bram Moolenaar <Bram@vim.org>
parents:
14980
diff
changeset
|
3471 // Need to copy over text properties, stored after the text. |
15361
58b125df3e9b
patch 8.1.0688: text properties are not restored by undo
Bram Moolenaar <Bram@vim.org>
parents:
15353
diff
changeset
|
3472 newline = alloc(len + (int)textproplen); |
15138
9df130fd5e0d
patch 8.1.0579: cannot attach properties to text
Bram Moolenaar <Bram@vim.org>
parents:
14980
diff
changeset
|
3473 if (newline != NULL) |
9df130fd5e0d
patch 8.1.0579: cannot attach properties to text
Bram Moolenaar <Bram@vim.org>
parents:
14980
diff
changeset
|
3474 { |
15361
58b125df3e9b
patch 8.1.0688: text properties are not restored by undo
Bram Moolenaar <Bram@vim.org>
parents:
15353
diff
changeset
|
3475 mch_memmove(newline, line, len); |
16684
1c2d9f67d98f
patch 8.1.1344: Coverity complains about possibly using a NULL pointer
Bram Moolenaar <Bram@vim.org>
parents:
16666
diff
changeset
|
3476 mch_memmove(newline + len, curbuf->b_ml.ml_line_ptr |
1c2d9f67d98f
patch 8.1.1344: Coverity complains about possibly using a NULL pointer
Bram Moolenaar <Bram@vim.org>
parents:
16666
diff
changeset
|
3477 + oldtextlen, textproplen); |
15138
9df130fd5e0d
patch 8.1.0579: cannot attach properties to text
Bram Moolenaar <Bram@vim.org>
parents:
14980
diff
changeset
|
3478 vim_free(line); |
9df130fd5e0d
patch 8.1.0579: cannot attach properties to text
Bram Moolenaar <Bram@vim.org>
parents:
14980
diff
changeset
|
3479 line = newline; |
15182
4b2de998ebd6
patch 8.1.0601: a few compiler warnings
Bram Moolenaar <Bram@vim.org>
parents:
15142
diff
changeset
|
3480 len += (colnr_T)textproplen; |
15138
9df130fd5e0d
patch 8.1.0579: cannot attach properties to text
Bram Moolenaar <Bram@vim.org>
parents:
14980
diff
changeset
|
3481 } |
9df130fd5e0d
patch 8.1.0579: cannot attach properties to text
Bram Moolenaar <Bram@vim.org>
parents:
14980
diff
changeset
|
3482 } |
9df130fd5e0d
patch 8.1.0579: cannot attach properties to text
Bram Moolenaar <Bram@vim.org>
parents:
14980
diff
changeset
|
3483 } |
9df130fd5e0d
patch 8.1.0579: cannot attach properties to text
Bram Moolenaar <Bram@vim.org>
parents:
14980
diff
changeset
|
3484 #endif |
9df130fd5e0d
patch 8.1.0579: cannot attach properties to text
Bram Moolenaar <Bram@vim.org>
parents:
14980
diff
changeset
|
3485 |
15361
58b125df3e9b
patch 8.1.0688: text properties are not restored by undo
Bram Moolenaar <Bram@vim.org>
parents:
15353
diff
changeset
|
3486 if (curbuf->b_ml.ml_flags & ML_LINE_DIRTY) // same line allocated |
58b125df3e9b
patch 8.1.0688: text properties are not restored by undo
Bram Moolenaar <Bram@vim.org>
parents:
15353
diff
changeset
|
3487 vim_free(curbuf->b_ml.ml_line_ptr); // free it |
15138
9df130fd5e0d
patch 8.1.0579: cannot attach properties to text
Bram Moolenaar <Bram@vim.org>
parents:
14980
diff
changeset
|
3488 |
7 | 3489 curbuf->b_ml.ml_line_ptr = line; |
15361
58b125df3e9b
patch 8.1.0688: text properties are not restored by undo
Bram Moolenaar <Bram@vim.org>
parents:
15353
diff
changeset
|
3490 curbuf->b_ml.ml_line_len = len; |
7 | 3491 curbuf->b_ml.ml_line_lnum = lnum; |
3492 curbuf->b_ml.ml_flags = (curbuf->b_ml.ml_flags | ML_LINE_DIRTY) & ~ML_EMPTY; | |
3493 | |
3494 return OK; | |
3495 } | |
3496 | |
18763
49b78d6465e5
patch 8.1.2371: FEAT_TEXT_PROP is a confusing name
Bram Moolenaar <Bram@vim.org>
parents:
18498
diff
changeset
|
3497 #ifdef FEAT_PROP_POPUP |
15292
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3498 /* |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3499 * Adjust text properties in line "lnum" for a deleted line. |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3500 * When "above" is true this is the line above the deleted line. |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3501 * "del_props" are the properties of the deleted line. |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3502 */ |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3503 static void |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3504 adjust_text_props_for_delete( |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3505 buf_T *buf, |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3506 linenr_T lnum, |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3507 char_u *del_props, |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3508 int del_props_len, |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3509 int above) |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3510 { |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3511 int did_get_line = FALSE; |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3512 int done_del; |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3513 int done_this; |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3514 textprop_T prop_del; |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3515 bhdr_T *hp; |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3516 DATA_BL *dp; |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3517 int idx; |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3518 int line_start; |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3519 long line_size; |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3520 int this_props_len; |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3521 char_u *text; |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3522 size_t textlen; |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3523 int found; |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3524 |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3525 for (done_del = 0; done_del < del_props_len; done_del += sizeof(textprop_T)) |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3526 { |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3527 mch_memmove(&prop_del, del_props + done_del, sizeof(textprop_T)); |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3528 if ((above && (prop_del.tp_flags & TP_FLAG_CONT_PREV) |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3529 && !(prop_del.tp_flags & TP_FLAG_CONT_NEXT)) |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3530 || (!above && (prop_del.tp_flags & TP_FLAG_CONT_NEXT) |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3531 && !(prop_del.tp_flags & TP_FLAG_CONT_PREV))) |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3532 { |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3533 if (!did_get_line) |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3534 { |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3535 did_get_line = TRUE; |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3536 if ((hp = ml_find_line(buf, lnum, ML_FIND)) == NULL) |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3537 return; |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3538 |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3539 dp = (DATA_BL *)(hp->bh_data); |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3540 idx = lnum - buf->b_ml.ml_locked_low; |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3541 line_start = ((dp->db_index[idx]) & DB_INDEX_MASK); |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3542 if (idx == 0) // first line in block, text at the end |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3543 line_size = dp->db_txt_end - line_start; |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3544 else |
20583
d067be761cd7
patch 8.2.0845: text properties crossing lines not handled correctly
Bram Moolenaar <Bram@vim.org>
parents:
20581
diff
changeset
|
3545 line_size = ((dp->db_index[idx - 1]) & DB_INDEX_MASK) |
d067be761cd7
patch 8.2.0845: text properties crossing lines not handled correctly
Bram Moolenaar <Bram@vim.org>
parents:
20581
diff
changeset
|
3546 - line_start; |
15292
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3547 text = (char_u *)dp + line_start; |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3548 textlen = STRLEN(text) + 1; |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3549 if ((long)textlen >= line_size) |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3550 { |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3551 if (above) |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3552 internal_error("no text property above deleted line"); |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3553 else |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3554 internal_error("no text property below deleted line"); |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3555 return; |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3556 } |
15353
21580db06cf3
patch 8.1.0684: warnings from 64-bit compiler
Bram Moolenaar <Bram@vim.org>
parents:
15294
diff
changeset
|
3557 this_props_len = line_size - (int)textlen; |
15292
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3558 } |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3559 |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3560 found = FALSE; |
20583
d067be761cd7
patch 8.2.0845: text properties crossing lines not handled correctly
Bram Moolenaar <Bram@vim.org>
parents:
20581
diff
changeset
|
3561 for (done_this = 0; done_this < this_props_len; |
d067be761cd7
patch 8.2.0845: text properties crossing lines not handled correctly
Bram Moolenaar <Bram@vim.org>
parents:
20581
diff
changeset
|
3562 done_this += sizeof(textprop_T)) |
15292
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3563 { |
20583
d067be761cd7
patch 8.2.0845: text properties crossing lines not handled correctly
Bram Moolenaar <Bram@vim.org>
parents:
20581
diff
changeset
|
3564 int flag = above ? TP_FLAG_CONT_NEXT |
d067be761cd7
patch 8.2.0845: text properties crossing lines not handled correctly
Bram Moolenaar <Bram@vim.org>
parents:
20581
diff
changeset
|
3565 : TP_FLAG_CONT_PREV; |
d067be761cd7
patch 8.2.0845: text properties crossing lines not handled correctly
Bram Moolenaar <Bram@vim.org>
parents:
20581
diff
changeset
|
3566 textprop_T prop_this; |
d067be761cd7
patch 8.2.0845: text properties crossing lines not handled correctly
Bram Moolenaar <Bram@vim.org>
parents:
20581
diff
changeset
|
3567 |
d067be761cd7
patch 8.2.0845: text properties crossing lines not handled correctly
Bram Moolenaar <Bram@vim.org>
parents:
20581
diff
changeset
|
3568 mch_memmove(&prop_this, text + textlen + done_del, |
d067be761cd7
patch 8.2.0845: text properties crossing lines not handled correctly
Bram Moolenaar <Bram@vim.org>
parents:
20581
diff
changeset
|
3569 sizeof(textprop_T)); |
d067be761cd7
patch 8.2.0845: text properties crossing lines not handled correctly
Bram Moolenaar <Bram@vim.org>
parents:
20581
diff
changeset
|
3570 if ((prop_this.tp_flags & flag) |
d067be761cd7
patch 8.2.0845: text properties crossing lines not handled correctly
Bram Moolenaar <Bram@vim.org>
parents:
20581
diff
changeset
|
3571 && prop_del.tp_id == prop_this.tp_id |
15292
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3572 && prop_del.tp_type == prop_this.tp_type) |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3573 { |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3574 found = TRUE; |
20583
d067be761cd7
patch 8.2.0845: text properties crossing lines not handled correctly
Bram Moolenaar <Bram@vim.org>
parents:
20581
diff
changeset
|
3575 prop_this.tp_flags &= ~flag; |
d067be761cd7
patch 8.2.0845: text properties crossing lines not handled correctly
Bram Moolenaar <Bram@vim.org>
parents:
20581
diff
changeset
|
3576 mch_memmove(text + textlen + done_del, &prop_this, |
d067be761cd7
patch 8.2.0845: text properties crossing lines not handled correctly
Bram Moolenaar <Bram@vim.org>
parents:
20581
diff
changeset
|
3577 sizeof(textprop_T)); |
d067be761cd7
patch 8.2.0845: text properties crossing lines not handled correctly
Bram Moolenaar <Bram@vim.org>
parents:
20581
diff
changeset
|
3578 break; |
15292
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3579 } |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3580 } |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3581 if (!found) |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3582 { |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3583 if (above) |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3584 internal_error("text property above deleted line not found"); |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3585 else |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3586 internal_error("text property below deleted line not found"); |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3587 } |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3588 |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3589 buf->b_ml.ml_flags |= (ML_LOCKED_DIRTY | ML_LOCKED_POS); |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3590 } |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3591 } |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3592 } |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3593 #endif |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3594 |
7 | 3595 /* |
12477
68d7bc045dbe
patch 8.0.1118: FEAT_WINDOWS adds a lot of #ifdefs
Christian Brabandt <cb@256bit.org>
parents:
11158
diff
changeset
|
3596 * Delete line "lnum" in the current buffer. |
20581
e529690f27bc
patch 8.2.0844: text properties crossing lines not handled correctly
Bram Moolenaar <Bram@vim.org>
parents:
19396
diff
changeset
|
3597 * When "flags" has ML_DEL_MESSAGE may give a "No lines in buffer" message. |
e529690f27bc
patch 8.2.0844: text properties crossing lines not handled correctly
Bram Moolenaar <Bram@vim.org>
parents:
19396
diff
changeset
|
3598 * When "flags" has ML_DEL_UNDO this is called from undo. |
7 | 3599 * |
3600 * return FAIL for failure, OK otherwise | |
3601 */ | |
3602 static int | |
20581
e529690f27bc
patch 8.2.0844: text properties crossing lines not handled correctly
Bram Moolenaar <Bram@vim.org>
parents:
19396
diff
changeset
|
3603 ml_delete_int(buf_T *buf, linenr_T lnum, int flags) |
7 | 3604 { |
3605 bhdr_T *hp; | |
3606 memfile_T *mfp; | |
3607 DATA_BL *dp; | |
3608 PTR_BL *pp; | |
3609 infoptr_T *ip; | |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
3610 int count; // number of entries in block |
7 | 3611 int idx; |
3612 int stack_idx; | |
3613 int text_start; | |
3614 int line_start; | |
3615 long line_size; | |
3616 int i; | |
15292
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3617 int ret = FAIL; |
18763
49b78d6465e5
patch 8.1.2371: FEAT_TEXT_PROP is a confusing name
Bram Moolenaar <Bram@vim.org>
parents:
18498
diff
changeset
|
3618 #ifdef FEAT_PROP_POPUP |
15292
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3619 char_u *textprop_save = NULL; |
25678
4da50e168dc9
patch 8.2.3375: using uninitialized memory
Bram Moolenaar <Bram@vim.org>
parents:
25672
diff
changeset
|
3620 int textprop_save_len = 0; |
15292
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3621 #endif |
7 | 3622 |
3623 if (lowest_marked && lowest_marked > lnum) | |
3624 lowest_marked--; | |
3625 | |
3626 /* | |
3627 * If the file becomes empty the last line is replaced by an empty line. | |
3628 */ | |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
3629 if (buf->b_ml.ml_line_count == 1) // file becomes empty |
7 | 3630 { |
20581
e529690f27bc
patch 8.2.0844: text properties crossing lines not handled correctly
Bram Moolenaar <Bram@vim.org>
parents:
19396
diff
changeset
|
3631 if ((flags & ML_DEL_MESSAGE) |
7 | 3632 #ifdef FEAT_NETBEANS_INTG |
3633 && !netbeansSuppressNoLines | |
3634 #endif | |
3635 ) | |
680 | 3636 set_keep_msg((char_u *)_(no_lines_msg), 0); |
3637 | |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
3638 // FEAT_BYTEOFF already handled in there, don't worry 'bout it below |
7 | 3639 i = ml_replace((linenr_T)1, (char_u *)"", TRUE); |
3640 buf->b_ml.ml_flags |= ML_EMPTY; | |
3641 | |
3642 return i; | |
3643 } | |
3644 | |
3645 /* | |
15292
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3646 * Find the data block containing the line. |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3647 * This also fills the stack with the blocks from the root to the data block. |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3648 * This also releases any locked block.. |
7 | 3649 */ |
3650 mfp = buf->b_ml.ml_mfp; | |
3651 if (mfp == NULL) | |
3652 return FAIL; | |
3653 | |
3654 if ((hp = ml_find_line(buf, lnum, ML_DELETE)) == NULL) | |
3655 return FAIL; | |
3656 | |
3657 dp = (DATA_BL *)(hp->bh_data); | |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
3658 // compute line count before the delete |
7 | 3659 count = (long)(buf->b_ml.ml_locked_high) |
3660 - (long)(buf->b_ml.ml_locked_low) + 2; | |
3661 idx = lnum - buf->b_ml.ml_locked_low; | |
3662 | |
3663 --buf->b_ml.ml_line_count; | |
3664 | |
3665 line_start = ((dp->db_index[idx]) & DB_INDEX_MASK); | |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
3666 if (idx == 0) // first line in block, text at the end |
7 | 3667 line_size = dp->db_txt_end - line_start; |
3668 else | |
3669 line_size = ((dp->db_index[idx - 1]) & DB_INDEX_MASK) - line_start; | |
3670 | |
3671 #ifdef FEAT_NETBEANS_INTG | |
2210 | 3672 if (netbeans_active()) |
34 | 3673 netbeans_removed(buf, lnum, 0, (long)line_size); |
7 | 3674 #endif |
18763
49b78d6465e5
patch 8.1.2371: FEAT_TEXT_PROP is a confusing name
Bram Moolenaar <Bram@vim.org>
parents:
18498
diff
changeset
|
3675 #ifdef FEAT_PROP_POPUP |
15292
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3676 // If there are text properties, make a copy, so that we can update |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3677 // properties in preceding and following lines. |
25050
7ef7a211f6bf
patch 8.2.3062: internal error when adding several text properties
Bram Moolenaar <Bram@vim.org>
parents:
24990
diff
changeset
|
3678 if (buf->b_has_textprop && !(flags & (ML_DEL_UNDO | ML_DEL_NOPROP))) |
15292
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3679 { |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3680 size_t textlen = STRLEN((char_u *)dp + line_start) + 1; |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3681 |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3682 if ((long)textlen < line_size) |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3683 { |
15353
21580db06cf3
patch 8.1.0684: warnings from 64-bit compiler
Bram Moolenaar <Bram@vim.org>
parents:
15294
diff
changeset
|
3684 textprop_save_len = line_size - (int)textlen; |
15292
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3685 textprop_save = vim_memsave((char_u *)dp + line_start + textlen, |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3686 textprop_save_len); |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3687 } |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3688 } |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3689 #endif |
7 | 3690 |
3691 /* | |
3692 * special case: If there is only one line in the data block it becomes empty. | |
3693 * Then we have to remove the entry, pointing to this data block, from the | |
3694 * pointer block. If this pointer block also becomes empty, we go up another | |
3695 * block, and so on, up to the root if necessary. | |
3696 * The line counts in the pointer blocks have already been adjusted by | |
3697 * ml_find_line(). | |
3698 */ | |
3699 if (count == 1) | |
3700 { | |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
3701 mf_free(mfp, hp); // free the data block |
7 | 3702 buf->b_ml.ml_locked = NULL; |
3703 | |
2823 | 3704 for (stack_idx = buf->b_ml.ml_stack_top - 1; stack_idx >= 0; |
3705 --stack_idx) | |
7 | 3706 { |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
3707 buf->b_ml.ml_stack_top = 0; // stack is invalid when failing |
7 | 3708 ip = &(buf->b_ml.ml_stack[stack_idx]); |
3709 idx = ip->ip_index; | |
3710 if ((hp = mf_get(mfp, ip->ip_bnum, 1)) == NULL) | |
15292
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3711 goto theend; |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
3712 pp = (PTR_BL *)(hp->bh_data); // must be pointer block |
7 | 3713 if (pp->pb_id != PTR_ID) |
3714 { | |
15470
55ccc2d353bd
patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15361
diff
changeset
|
3715 iemsg(_("E317: pointer block id wrong 4")); |
7 | 3716 mf_put(mfp, hp, FALSE, FALSE); |
15292
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3717 goto theend; |
7 | 3718 } |
3719 count = --(pp->pb_count); | |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
3720 if (count == 0) // the pointer block becomes empty! |
7 | 3721 mf_free(mfp, hp); |
3722 else | |
3723 { | |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
3724 if (count != idx) // move entries after the deleted one |
7 | 3725 mch_memmove(&pp->pb_pointer[idx], &pp->pb_pointer[idx + 1], |
3726 (size_t)(count - idx) * sizeof(PTR_EN)); | |
3727 mf_put(mfp, hp, TRUE, FALSE); | |
3728 | |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
3729 buf->b_ml.ml_stack_top = stack_idx; // truncate stack |
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
3730 // fix line count for rest of blocks in the stack |
1167 | 3731 if (buf->b_ml.ml_locked_lineadd != 0) |
7 | 3732 { |
3733 ml_lineadd(buf, buf->b_ml.ml_locked_lineadd); | |
3734 buf->b_ml.ml_stack[buf->b_ml.ml_stack_top].ip_high += | |
1167 | 3735 buf->b_ml.ml_locked_lineadd; |
7 | 3736 } |
3737 ++(buf->b_ml.ml_stack_top); | |
3738 | |
3739 break; | |
3740 } | |
3741 } | |
3742 CHECK(stack_idx < 0, _("deleted block 1?")); | |
3743 } | |
3744 else | |
3745 { | |
3746 /* | |
3747 * delete the text by moving the next lines forwards | |
3748 */ | |
3749 text_start = dp->db_txt_start; | |
3750 mch_memmove((char *)dp + text_start + line_size, | |
3751 (char *)dp + text_start, (size_t)(line_start - text_start)); | |
3752 | |
3753 /* | |
3754 * delete the index by moving the next indexes backwards | |
3755 * Adjust the indexes for the text movement. | |
3756 */ | |
3757 for (i = idx; i < count - 1; ++i) | |
3758 dp->db_index[i] = dp->db_index[i + 1] + line_size; | |
3759 | |
3760 dp->db_free += line_size + INDEX_SIZE; | |
3761 dp->db_txt_start += line_size; | |
3762 --(dp->db_line_count); | |
3763 | |
3764 /* | |
3765 * mark the block dirty and make sure it is in the file (for recovery) | |
3766 */ | |
3767 buf->b_ml.ml_flags |= (ML_LOCKED_DIRTY | ML_LOCKED_POS); | |
3768 } | |
3769 | |
3770 #ifdef FEAT_BYTEOFF | |
25672
ab42c36d1a27
patch 8.2.3372: line2byte() value wrong when adding a text property
Bram Moolenaar <Bram@vim.org>
parents:
25638
diff
changeset
|
3771 ml_updatechunk(buf, lnum, line_size |
ab42c36d1a27
patch 8.2.3372: line2byte() value wrong when adding a text property
Bram Moolenaar <Bram@vim.org>
parents:
25638
diff
changeset
|
3772 # ifdef FEAT_PROP_POPUP |
ab42c36d1a27
patch 8.2.3372: line2byte() value wrong when adding a text property
Bram Moolenaar <Bram@vim.org>
parents:
25638
diff
changeset
|
3773 - textprop_save_len |
ab42c36d1a27
patch 8.2.3372: line2byte() value wrong when adding a text property
Bram Moolenaar <Bram@vim.org>
parents:
25638
diff
changeset
|
3774 # endif |
ab42c36d1a27
patch 8.2.3372: line2byte() value wrong when adding a text property
Bram Moolenaar <Bram@vim.org>
parents:
25638
diff
changeset
|
3775 , ML_CHNK_DELLINE); |
7 | 3776 #endif |
15292
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3777 ret = OK; |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3778 |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3779 theend: |
18763
49b78d6465e5
patch 8.1.2371: FEAT_TEXT_PROP is a confusing name
Bram Moolenaar <Bram@vim.org>
parents:
18498
diff
changeset
|
3780 #ifdef FEAT_PROP_POPUP |
15292
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3781 if (textprop_save != NULL) |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3782 { |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3783 // Adjust text properties in the line above and below. |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3784 if (lnum > 1) |
25050
7ef7a211f6bf
patch 8.2.3062: internal error when adding several text properties
Bram Moolenaar <Bram@vim.org>
parents:
24990
diff
changeset
|
3785 adjust_text_props_for_delete(buf, lnum - 1, textprop_save, |
7ef7a211f6bf
patch 8.2.3062: internal error when adding several text properties
Bram Moolenaar <Bram@vim.org>
parents:
24990
diff
changeset
|
3786 textprop_save_len, TRUE); |
15292
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3787 if (lnum <= buf->b_ml.ml_line_count) |
25050
7ef7a211f6bf
patch 8.2.3062: internal error when adding several text properties
Bram Moolenaar <Bram@vim.org>
parents:
24990
diff
changeset
|
3788 adjust_text_props_for_delete(buf, lnum, textprop_save, |
7ef7a211f6bf
patch 8.2.3062: internal error when adding several text properties
Bram Moolenaar <Bram@vim.org>
parents:
24990
diff
changeset
|
3789 textprop_save_len, FALSE); |
15292
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3790 } |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3791 vim_free(textprop_save); |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3792 #endif |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3793 return ret; |
7 | 3794 } |
3795 | |
3796 /* | |
20581
e529690f27bc
patch 8.2.0844: text properties crossing lines not handled correctly
Bram Moolenaar <Bram@vim.org>
parents:
19396
diff
changeset
|
3797 * Delete line "lnum" in the current buffer. |
e529690f27bc
patch 8.2.0844: text properties crossing lines not handled correctly
Bram Moolenaar <Bram@vim.org>
parents:
19396
diff
changeset
|
3798 * When "message" is TRUE may give a "No lines in buffer" message. |
e529690f27bc
patch 8.2.0844: text properties crossing lines not handled correctly
Bram Moolenaar <Bram@vim.org>
parents:
19396
diff
changeset
|
3799 * |
e529690f27bc
patch 8.2.0844: text properties crossing lines not handled correctly
Bram Moolenaar <Bram@vim.org>
parents:
19396
diff
changeset
|
3800 * Check: The caller of this function should probably also call |
e529690f27bc
patch 8.2.0844: text properties crossing lines not handled correctly
Bram Moolenaar <Bram@vim.org>
parents:
19396
diff
changeset
|
3801 * deleted_lines() after this. |
e529690f27bc
patch 8.2.0844: text properties crossing lines not handled correctly
Bram Moolenaar <Bram@vim.org>
parents:
19396
diff
changeset
|
3802 * |
e529690f27bc
patch 8.2.0844: text properties crossing lines not handled correctly
Bram Moolenaar <Bram@vim.org>
parents:
19396
diff
changeset
|
3803 * return FAIL for failure, OK otherwise |
e529690f27bc
patch 8.2.0844: text properties crossing lines not handled correctly
Bram Moolenaar <Bram@vim.org>
parents:
19396
diff
changeset
|
3804 */ |
e529690f27bc
patch 8.2.0844: text properties crossing lines not handled correctly
Bram Moolenaar <Bram@vim.org>
parents:
19396
diff
changeset
|
3805 int |
20599
d571231175b4
patch 8.2.0853: ml_delete() often called with FALSE argument
Bram Moolenaar <Bram@vim.org>
parents:
20583
diff
changeset
|
3806 ml_delete(linenr_T lnum) |
20581
e529690f27bc
patch 8.2.0844: text properties crossing lines not handled correctly
Bram Moolenaar <Bram@vim.org>
parents:
19396
diff
changeset
|
3807 { |
20599
d571231175b4
patch 8.2.0853: ml_delete() often called with FALSE argument
Bram Moolenaar <Bram@vim.org>
parents:
20583
diff
changeset
|
3808 return ml_delete_flags(lnum, 0); |
20581
e529690f27bc
patch 8.2.0844: text properties crossing lines not handled correctly
Bram Moolenaar <Bram@vim.org>
parents:
19396
diff
changeset
|
3809 } |
e529690f27bc
patch 8.2.0844: text properties crossing lines not handled correctly
Bram Moolenaar <Bram@vim.org>
parents:
19396
diff
changeset
|
3810 |
e529690f27bc
patch 8.2.0844: text properties crossing lines not handled correctly
Bram Moolenaar <Bram@vim.org>
parents:
19396
diff
changeset
|
3811 /* |
e529690f27bc
patch 8.2.0844: text properties crossing lines not handled correctly
Bram Moolenaar <Bram@vim.org>
parents:
19396
diff
changeset
|
3812 * Like ml_delete() but using flags (see ml_delete_int()). |
e529690f27bc
patch 8.2.0844: text properties crossing lines not handled correctly
Bram Moolenaar <Bram@vim.org>
parents:
19396
diff
changeset
|
3813 */ |
e529690f27bc
patch 8.2.0844: text properties crossing lines not handled correctly
Bram Moolenaar <Bram@vim.org>
parents:
19396
diff
changeset
|
3814 int |
e529690f27bc
patch 8.2.0844: text properties crossing lines not handled correctly
Bram Moolenaar <Bram@vim.org>
parents:
19396
diff
changeset
|
3815 ml_delete_flags(linenr_T lnum, int flags) |
e529690f27bc
patch 8.2.0844: text properties crossing lines not handled correctly
Bram Moolenaar <Bram@vim.org>
parents:
19396
diff
changeset
|
3816 { |
e529690f27bc
patch 8.2.0844: text properties crossing lines not handled correctly
Bram Moolenaar <Bram@vim.org>
parents:
19396
diff
changeset
|
3817 ml_flush_line(curbuf); |
e529690f27bc
patch 8.2.0844: text properties crossing lines not handled correctly
Bram Moolenaar <Bram@vim.org>
parents:
19396
diff
changeset
|
3818 if (lnum < 1 || lnum > curbuf->b_ml.ml_line_count) |
e529690f27bc
patch 8.2.0844: text properties crossing lines not handled correctly
Bram Moolenaar <Bram@vim.org>
parents:
19396
diff
changeset
|
3819 return FAIL; |
e529690f27bc
patch 8.2.0844: text properties crossing lines not handled correctly
Bram Moolenaar <Bram@vim.org>
parents:
19396
diff
changeset
|
3820 |
e529690f27bc
patch 8.2.0844: text properties crossing lines not handled correctly
Bram Moolenaar <Bram@vim.org>
parents:
19396
diff
changeset
|
3821 #ifdef FEAT_EVAL |
e529690f27bc
patch 8.2.0844: text properties crossing lines not handled correctly
Bram Moolenaar <Bram@vim.org>
parents:
19396
diff
changeset
|
3822 // When inserting above recorded changes: flush the changes before changing |
e529690f27bc
patch 8.2.0844: text properties crossing lines not handled correctly
Bram Moolenaar <Bram@vim.org>
parents:
19396
diff
changeset
|
3823 // the text. |
e529690f27bc
patch 8.2.0844: text properties crossing lines not handled correctly
Bram Moolenaar <Bram@vim.org>
parents:
19396
diff
changeset
|
3824 may_invoke_listeners(curbuf, lnum, lnum + 1, -1); |
e529690f27bc
patch 8.2.0844: text properties crossing lines not handled correctly
Bram Moolenaar <Bram@vim.org>
parents:
19396
diff
changeset
|
3825 #endif |
e529690f27bc
patch 8.2.0844: text properties crossing lines not handled correctly
Bram Moolenaar <Bram@vim.org>
parents:
19396
diff
changeset
|
3826 |
e529690f27bc
patch 8.2.0844: text properties crossing lines not handled correctly
Bram Moolenaar <Bram@vim.org>
parents:
19396
diff
changeset
|
3827 return ml_delete_int(curbuf, lnum, flags); |
e529690f27bc
patch 8.2.0844: text properties crossing lines not handled correctly
Bram Moolenaar <Bram@vim.org>
parents:
19396
diff
changeset
|
3828 } |
e529690f27bc
patch 8.2.0844: text properties crossing lines not handled correctly
Bram Moolenaar <Bram@vim.org>
parents:
19396
diff
changeset
|
3829 |
e529690f27bc
patch 8.2.0844: text properties crossing lines not handled correctly
Bram Moolenaar <Bram@vim.org>
parents:
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diff
changeset
|
3830 /* |
15292
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patch 8.1.0654: when deleting a line text property flags are not adjusted
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15269
diff
changeset
|
3831 * set the DB_MARKED flag for line 'lnum' |
7 | 3832 */ |
3833 void | |
7827
41789f16d6b2
commit https://github.com/vim/vim/commit/52ea13da0fe86df1abf34de52841e367035170c0
Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
3834 ml_setmarked(linenr_T lnum) |
7 | 3835 { |
3836 bhdr_T *hp; | |
3837 DATA_BL *dp; | |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
3838 // invalid line number |
7 | 3839 if (lnum < 1 || lnum > curbuf->b_ml.ml_line_count |
3840 || curbuf->b_ml.ml_mfp == NULL) | |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
3841 return; // give error message? |
7 | 3842 |
3843 if (lowest_marked == 0 || lowest_marked > lnum) | |
3844 lowest_marked = lnum; | |
3845 | |
3846 /* | |
3847 * find the data block containing the line | |
3848 * This also fills the stack with the blocks from the root to the data block | |
3849 * This also releases any locked block. | |
3850 */ | |
3851 if ((hp = ml_find_line(curbuf, lnum, ML_FIND)) == NULL) | |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
3852 return; // give error message? |
7 | 3853 |
3854 dp = (DATA_BL *)(hp->bh_data); | |
3855 dp->db_index[lnum - curbuf->b_ml.ml_locked_low] |= DB_MARKED; | |
3856 curbuf->b_ml.ml_flags |= ML_LOCKED_DIRTY; | |
3857 } | |
3858 | |
3859 /* | |
15292
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3860 * find the first line with its DB_MARKED flag set |
7 | 3861 */ |
3862 linenr_T | |
7827
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Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
3863 ml_firstmarked(void) |
7 | 3864 { |
3865 bhdr_T *hp; | |
3866 DATA_BL *dp; | |
3867 linenr_T lnum; | |
3868 int i; | |
3869 | |
3870 if (curbuf->b_ml.ml_mfp == NULL) | |
3871 return (linenr_T) 0; | |
3872 | |
3873 /* | |
3874 * The search starts with lowest_marked line. This is the last line where | |
3875 * a mark was found, adjusted by inserting/deleting lines. | |
3876 */ | |
3877 for (lnum = lowest_marked; lnum <= curbuf->b_ml.ml_line_count; ) | |
3878 { | |
3879 /* | |
3880 * Find the data block containing the line. | |
3881 * This also fills the stack with the blocks from the root to the data | |
3882 * block This also releases any locked block. | |
3883 */ | |
3884 if ((hp = ml_find_line(curbuf, lnum, ML_FIND)) == NULL) | |
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diff
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|
3885 return (linenr_T)0; // give error message? |
7 | 3886 |
3887 dp = (DATA_BL *)(hp->bh_data); | |
3888 | |
3889 for (i = lnum - curbuf->b_ml.ml_locked_low; | |
3890 lnum <= curbuf->b_ml.ml_locked_high; ++i, ++lnum) | |
3891 if ((dp->db_index[i]) & DB_MARKED) | |
3892 { | |
3893 (dp->db_index[i]) &= DB_INDEX_MASK; | |
3894 curbuf->b_ml.ml_flags |= ML_LOCKED_DIRTY; | |
3895 lowest_marked = lnum + 1; | |
3896 return lnum; | |
3897 } | |
3898 } | |
3899 | |
3900 return (linenr_T) 0; | |
3901 } | |
3902 | |
3903 /* | |
3904 * clear all DB_MARKED flags | |
3905 */ | |
3906 void | |
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7803
diff
changeset
|
3907 ml_clearmarked(void) |
7 | 3908 { |
3909 bhdr_T *hp; | |
3910 DATA_BL *dp; | |
3911 linenr_T lnum; | |
3912 int i; | |
3913 | |
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18763
diff
changeset
|
3914 if (curbuf->b_ml.ml_mfp == NULL) // nothing to do |
7 | 3915 return; |
3916 | |
3917 /* | |
3918 * The search starts with line lowest_marked. | |
3919 */ | |
3920 for (lnum = lowest_marked; lnum <= curbuf->b_ml.ml_line_count; ) | |
3921 { | |
3922 /* | |
3923 * Find the data block containing the line. | |
3924 * This also fills the stack with the blocks from the root to the data | |
3925 * block and releases any locked block. | |
3926 */ | |
3927 if ((hp = ml_find_line(curbuf, lnum, ML_FIND)) == NULL) | |
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diff
changeset
|
3928 return; // give error message? |
7 | 3929 |
3930 dp = (DATA_BL *)(hp->bh_data); | |
3931 | |
3932 for (i = lnum - curbuf->b_ml.ml_locked_low; | |
3933 lnum <= curbuf->b_ml.ml_locked_high; ++i, ++lnum) | |
3934 if ((dp->db_index[i]) & DB_MARKED) | |
3935 { | |
3936 (dp->db_index[i]) &= DB_INDEX_MASK; | |
3937 curbuf->b_ml.ml_flags |= ML_LOCKED_DIRTY; | |
3938 } | |
3939 } | |
3940 | |
3941 lowest_marked = 0; | |
3942 } | |
3943 | |
3944 /* | |
3945 * flush ml_line if necessary | |
3946 */ | |
3947 static void | |
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Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
3948 ml_flush_line(buf_T *buf) |
7 | 3949 { |
3950 bhdr_T *hp; | |
3951 DATA_BL *dp; | |
3952 linenr_T lnum; | |
3953 char_u *new_line; | |
3954 char_u *old_line; | |
3955 colnr_T new_len; | |
3956 int old_len; | |
3957 int extra; | |
3958 int idx; | |
3959 int start; | |
3960 int count; | |
3961 int i; | |
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diff
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|
3962 static int entered = FALSE; |
7 | 3963 |
3964 if (buf->b_ml.ml_line_lnum == 0 || buf->b_ml.ml_mfp == NULL) | |
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diff
changeset
|
3965 return; // nothing to do |
7 | 3966 |
3967 if (buf->b_ml.ml_flags & ML_LINE_DIRTY) | |
3968 { | |
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diff
changeset
|
3969 // This code doesn't work recursively, but Netbeans may call back here |
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diff
changeset
|
3970 // when obtaining the cursor position. |
2075
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|
3971 if (entered) |
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diff
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|
3972 return; |
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diff
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|
3973 entered = TRUE; |
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diff
changeset
|
3974 |
7 | 3975 lnum = buf->b_ml.ml_line_lnum; |
3976 new_line = buf->b_ml.ml_line_ptr; | |
3977 | |
3978 hp = ml_find_line(buf, lnum, ML_FIND); | |
3979 if (hp == NULL) | |
15470
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patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15361
diff
changeset
|
3980 siemsg(_("E320: Cannot find line %ld"), lnum); |
7 | 3981 else |
3982 { | |
3983 dp = (DATA_BL *)(hp->bh_data); | |
3984 idx = lnum - buf->b_ml.ml_locked_low; | |
3985 start = ((dp->db_index[idx]) & DB_INDEX_MASK); | |
3986 old_line = (char_u *)dp + start; | |
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diff
changeset
|
3987 if (idx == 0) // line is last in block |
7 | 3988 old_len = dp->db_txt_end - start; |
18800
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diff
changeset
|
3989 else // text of previous line follows |
7 | 3990 old_len = (dp->db_index[idx - 1] & DB_INDEX_MASK) - start; |
15138
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patch 8.1.0579: cannot attach properties to text
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14980
diff
changeset
|
3991 new_len = buf->b_ml.ml_line_len; |
18800
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diff
changeset
|
3992 extra = new_len - old_len; // negative if lines gets smaller |
7 | 3993 |
3994 /* | |
3995 * if new line fits in data block, replace directly | |
3996 */ | |
3997 if ((int)dp->db_free >= extra) | |
3998 { | |
25636
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patch 8.2.3354: build failure with +byte_offset but without +textprop
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25624
diff
changeset
|
3999 #if defined(FEAT_BYTEOFF) && defined(FEAT_PROP_POPUP) |
25624
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patch 8.2.3348: line2byte() returns wrong value after adding textprop
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diff
changeset
|
4000 int old_prop_len = 0; |
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diff
changeset
|
4001 #endif |
18800
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diff
changeset
|
4002 // if the length changes and there are following lines |
7 | 4003 count = buf->b_ml.ml_locked_high - buf->b_ml.ml_locked_low + 1; |
4004 if (extra != 0 && idx < count - 1) | |
4005 { | |
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diff
changeset
|
4006 // move text of following lines |
7 | 4007 mch_memmove((char *)dp + dp->db_txt_start - extra, |
4008 (char *)dp + dp->db_txt_start, | |
4009 (size_t)(start - dp->db_txt_start)); | |
4010 | |
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diff
changeset
|
4011 // adjust pointers of this and following lines |
7 | 4012 for (i = idx + 1; i < count; ++i) |
4013 dp->db_index[i] -= extra; | |
4014 } | |
4015 dp->db_index[idx] -= extra; | |
4016 | |
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diff
changeset
|
4017 // adjust free space |
7 | 4018 dp->db_free -= extra; |
4019 dp->db_txt_start -= extra; | |
25636
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patch 8.2.3354: build failure with +byte_offset but without +textprop
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diff
changeset
|
4020 #if defined(FEAT_BYTEOFF) && defined(FEAT_PROP_POPUP) |
25624
0ef8ef1af478
patch 8.2.3348: line2byte() returns wrong value after adding textprop
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diff
changeset
|
4021 if (buf->b_has_textprop) |
25638
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patch 8.2.3355: MS-Windows: compiler warning for 64-32 bit conversion
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25636
diff
changeset
|
4022 old_prop_len = old_len - (int)STRLEN(new_line) - 1; |
25624
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parents:
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diff
changeset
|
4023 #endif |
7 | 4024 |
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18763
diff
changeset
|
4025 // copy new line into the data block |
7 | 4026 mch_memmove(old_line - extra, new_line, (size_t)new_len); |
4027 buf->b_ml.ml_flags |= (ML_LOCKED_DIRTY | ML_LOCKED_POS); | |
25636
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patch 8.2.3354: build failure with +byte_offset but without +textprop
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parents:
25624
diff
changeset
|
4028 #if defined(FEAT_BYTEOFF) && defined(FEAT_PROP_POPUP) |
18800
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diff
changeset
|
4029 // The else case is already covered by the insert and delete |
25624
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patch 8.2.3348: line2byte() returns wrong value after adding textprop
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diff
changeset
|
4030 if (buf->b_has_textprop) |
0ef8ef1af478
patch 8.2.3348: line2byte() returns wrong value after adding textprop
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parents:
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diff
changeset
|
4031 { |
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patch 8.2.3348: line2byte() returns wrong value after adding textprop
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parents:
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diff
changeset
|
4032 // Do not count the size of any text properties. |
0ef8ef1af478
patch 8.2.3348: line2byte() returns wrong value after adding textprop
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parents:
25417
diff
changeset
|
4033 extra += old_prop_len; |
25638
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patch 8.2.3355: MS-Windows: compiler warning for 64-32 bit conversion
Bram Moolenaar <Bram@vim.org>
parents:
25636
diff
changeset
|
4034 extra -= new_len - (int)STRLEN(new_line) - 1; |
25624
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patch 8.2.3348: line2byte() returns wrong value after adding textprop
Bram Moolenaar <Bram@vim.org>
parents:
25417
diff
changeset
|
4035 } |
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patch 8.2.3348: line2byte() returns wrong value after adding textprop
Bram Moolenaar <Bram@vim.org>
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diff
changeset
|
4036 if (extra != 0) |
0ef8ef1af478
patch 8.2.3348: line2byte() returns wrong value after adding textprop
Bram Moolenaar <Bram@vim.org>
parents:
25417
diff
changeset
|
4037 ml_updatechunk(buf, lnum, (long)extra, ML_CHNK_UPDLINE); |
7 | 4038 #endif |
4039 } | |
4040 else | |
4041 { | |
4042 /* | |
4043 * Cannot do it in one data block: Delete and append. | |
4044 * Append first, because ml_delete_int() cannot delete the | |
4045 * last line in a buffer, which causes trouble for a buffer | |
4046 * that has only one line. | |
4047 * Don't forget to copy the mark! | |
4048 */ | |
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diff
changeset
|
4049 // How about handling errors??? |
20581
e529690f27bc
patch 8.2.0844: text properties crossing lines not handled correctly
Bram Moolenaar <Bram@vim.org>
parents:
19396
diff
changeset
|
4050 (void)ml_append_int(buf, lnum, new_line, new_len, |
24703
4bc0bda6857d
patch 8.2.2890: text property duplicated when data block splits
Bram Moolenaar <Bram@vim.org>
parents:
24093
diff
changeset
|
4051 ((dp->db_index[idx] & DB_MARKED) ? ML_APPEND_MARK : 0) |
4bc0bda6857d
patch 8.2.2890: text property duplicated when data block splits
Bram Moolenaar <Bram@vim.org>
parents:
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diff
changeset
|
4052 #ifdef FEAT_PROP_POPUP |
4bc0bda6857d
patch 8.2.2890: text property duplicated when data block splits
Bram Moolenaar <Bram@vim.org>
parents:
24093
diff
changeset
|
4053 | ML_APPEND_NOPROP |
4bc0bda6857d
patch 8.2.2890: text property duplicated when data block splits
Bram Moolenaar <Bram@vim.org>
parents:
24093
diff
changeset
|
4054 #endif |
4bc0bda6857d
patch 8.2.2890: text property duplicated when data block splits
Bram Moolenaar <Bram@vim.org>
parents:
24093
diff
changeset
|
4055 ); |
25050
7ef7a211f6bf
patch 8.2.3062: internal error when adding several text properties
Bram Moolenaar <Bram@vim.org>
parents:
24990
diff
changeset
|
4056 (void)ml_delete_int(buf, lnum, ML_DEL_NOPROP); |
7 | 4057 } |
4058 } | |
4059 vim_free(new_line); | |
2075
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diff
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|
4060 |
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diff
changeset
|
4061 entered = FALSE; |
7 | 4062 } |
4063 | |
4064 buf->b_ml.ml_line_lnum = 0; | |
4065 } | |
4066 | |
4067 /* | |
4068 * create a new, empty, data block | |
4069 */ | |
4070 static bhdr_T * | |
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7803
diff
changeset
|
4071 ml_new_data(memfile_T *mfp, int negative, int page_count) |
7 | 4072 { |
4073 bhdr_T *hp; | |
4074 DATA_BL *dp; | |
4075 | |
4076 if ((hp = mf_new(mfp, negative, page_count)) == NULL) | |
4077 return NULL; | |
4078 | |
4079 dp = (DATA_BL *)(hp->bh_data); | |
4080 dp->db_id = DATA_ID; | |
4081 dp->db_txt_start = dp->db_txt_end = page_count * mfp->mf_page_size; | |
4082 dp->db_free = dp->db_txt_start - HEADER_SIZE; | |
4083 dp->db_line_count = 0; | |
4084 | |
4085 return hp; | |
4086 } | |
4087 | |
4088 /* | |
4089 * create a new, empty, pointer block | |
4090 */ | |
4091 static bhdr_T * | |
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Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
4092 ml_new_ptr(memfile_T *mfp) |
7 | 4093 { |
4094 bhdr_T *hp; | |
4095 PTR_BL *pp; | |
4096 | |
4097 if ((hp = mf_new(mfp, FALSE, 1)) == NULL) | |
4098 return NULL; | |
4099 | |
4100 pp = (PTR_BL *)(hp->bh_data); | |
4101 pp->pb_id = PTR_ID; | |
4102 pp->pb_count = 0; | |
2240
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Add test for gettabvar() and settabvar().
Bram Moolenaar <bram@vim.org>
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2221
diff
changeset
|
4103 pp->pb_count_max = (short_u)((mfp->mf_page_size - sizeof(PTR_BL)) |
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2221
diff
changeset
|
4104 / sizeof(PTR_EN) + 1); |
7 | 4105 |
4106 return hp; | |
4107 } | |
4108 | |
4109 /* | |
15292
ba6f0f1bb9d0
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15269
diff
changeset
|
4110 * Lookup line 'lnum' in a memline. |
7 | 4111 * |
4112 * action: if ML_DELETE or ML_INSERT the line count is updated while searching | |
4113 * if ML_FLUSH only flush a locked block | |
4114 * if ML_FIND just find the line | |
4115 * | |
4116 * If the block was found it is locked and put in ml_locked. | |
4117 * The stack is updated to lead to the locked block. The ip_high field in | |
4118 * the stack is updated to reflect the last line in the block AFTER the | |
4119 * insert or delete, also if the pointer block has not been updated yet. But | |
1167 | 4120 * if ml_locked != NULL ml_locked_lineadd must be added to ip_high. |
7 | 4121 * |
4122 * return: NULL for failure, pointer to block header otherwise | |
4123 */ | |
4124 static bhdr_T * | |
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Christian Brabandt <cb@256bit.org>
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7803
diff
changeset
|
4125 ml_find_line(buf_T *buf, linenr_T lnum, int action) |
7 | 4126 { |
4127 DATA_BL *dp; | |
4128 PTR_BL *pp; | |
4129 infoptr_T *ip; | |
4130 bhdr_T *hp; | |
4131 memfile_T *mfp; | |
4132 linenr_T t; | |
4133 blocknr_T bnum, bnum2; | |
4134 int dirty; | |
4135 linenr_T low, high; | |
4136 int top; | |
4137 int page_count; | |
4138 int idx; | |
4139 | |
4140 mfp = buf->b_ml.ml_mfp; | |
4141 | |
4142 /* | |
4143 * If there is a locked block check if the wanted line is in it. | |
4144 * If not, flush and release the locked block. | |
4145 * Don't do this for ML_INSERT_SAME, because the stack need to be updated. | |
4146 * Don't do this for ML_FLUSH, because we want to flush the locked block. | |
1066 | 4147 * Don't do this when 'swapfile' is reset, we want to load all the blocks. |
7 | 4148 */ |
4149 if (buf->b_ml.ml_locked) | |
4150 { | |
1066 | 4151 if (ML_SIMPLE(action) |
4152 && buf->b_ml.ml_locked_low <= lnum | |
4153 && buf->b_ml.ml_locked_high >= lnum | |
4154 && !mf_dont_release) | |
7 | 4155 { |
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diff
changeset
|
4156 // remember to update pointer blocks and stack later |
7 | 4157 if (action == ML_INSERT) |
4158 { | |
4159 ++(buf->b_ml.ml_locked_lineadd); | |
4160 ++(buf->b_ml.ml_locked_high); | |
4161 } | |
4162 else if (action == ML_DELETE) | |
4163 { | |
4164 --(buf->b_ml.ml_locked_lineadd); | |
4165 --(buf->b_ml.ml_locked_high); | |
4166 } | |
4167 return (buf->b_ml.ml_locked); | |
4168 } | |
4169 | |
4170 mf_put(mfp, buf->b_ml.ml_locked, buf->b_ml.ml_flags & ML_LOCKED_DIRTY, | |
4171 buf->b_ml.ml_flags & ML_LOCKED_POS); | |
4172 buf->b_ml.ml_locked = NULL; | |
4173 | |
1167 | 4174 /* |
4175 * If lines have been added or deleted in the locked block, need to | |
4176 * update the line count in pointer blocks. | |
4177 */ | |
4178 if (buf->b_ml.ml_locked_lineadd != 0) | |
7 | 4179 ml_lineadd(buf, buf->b_ml.ml_locked_lineadd); |
4180 } | |
4181 | |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
4182 if (action == ML_FLUSH) // nothing else to do |
7 | 4183 return NULL; |
4184 | |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
4185 bnum = 1; // start at the root of the tree |
7 | 4186 page_count = 1; |
4187 low = 1; | |
4188 high = buf->b_ml.ml_line_count; | |
4189 | |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
4190 if (action == ML_FIND) // first try stack entries |
7 | 4191 { |
4192 for (top = buf->b_ml.ml_stack_top - 1; top >= 0; --top) | |
4193 { | |
4194 ip = &(buf->b_ml.ml_stack[top]); | |
4195 if (ip->ip_low <= lnum && ip->ip_high >= lnum) | |
4196 { | |
4197 bnum = ip->ip_bnum; | |
4198 low = ip->ip_low; | |
4199 high = ip->ip_high; | |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
4200 buf->b_ml.ml_stack_top = top; // truncate stack at prev entry |
7 | 4201 break; |
4202 } | |
4203 } | |
4204 if (top < 0) | |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
4205 buf->b_ml.ml_stack_top = 0; // not found, start at the root |
7 | 4206 } |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
4207 else // ML_DELETE or ML_INSERT |
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
4208 buf->b_ml.ml_stack_top = 0; // start at the root |
7 | 4209 |
4210 /* | |
4211 * search downwards in the tree until a data block is found | |
4212 */ | |
4213 for (;;) | |
4214 { | |
4215 if ((hp = mf_get(mfp, bnum, page_count)) == NULL) | |
4216 goto error_noblock; | |
4217 | |
4218 /* | |
4219 * update high for insert/delete | |
4220 */ | |
4221 if (action == ML_INSERT) | |
4222 ++high; | |
4223 else if (action == ML_DELETE) | |
4224 --high; | |
4225 | |
4226 dp = (DATA_BL *)(hp->bh_data); | |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
4227 if (dp->db_id == DATA_ID) // data block |
7 | 4228 { |
4229 buf->b_ml.ml_locked = hp; | |
4230 buf->b_ml.ml_locked_low = low; | |
4231 buf->b_ml.ml_locked_high = high; | |
4232 buf->b_ml.ml_locked_lineadd = 0; | |
4233 buf->b_ml.ml_flags &= ~(ML_LOCKED_DIRTY | ML_LOCKED_POS); | |
4234 return hp; | |
4235 } | |
4236 | |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
4237 pp = (PTR_BL *)(dp); // must be pointer block |
7 | 4238 if (pp->pb_id != PTR_ID) |
4239 { | |
15470
55ccc2d353bd
patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15361
diff
changeset
|
4240 iemsg(_("E317: pointer block id wrong")); |
7 | 4241 goto error_block; |
4242 } | |
4243 | |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
4244 if ((top = ml_add_stack(buf)) < 0) // add new entry to stack |
7 | 4245 goto error_block; |
4246 ip = &(buf->b_ml.ml_stack[top]); | |
4247 ip->ip_bnum = bnum; | |
4248 ip->ip_low = low; | |
4249 ip->ip_high = high; | |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
4250 ip->ip_index = -1; // index not known yet |
7 | 4251 |
4252 dirty = FALSE; | |
4253 for (idx = 0; idx < (int)pp->pb_count; ++idx) | |
4254 { | |
4255 t = pp->pb_pointer[idx].pe_line_count; | |
4256 CHECK(t == 0, _("pe_line_count is zero")); | |
4257 if ((low += t) > lnum) | |
4258 { | |
4259 ip->ip_index = idx; | |
4260 bnum = pp->pb_pointer[idx].pe_bnum; | |
4261 page_count = pp->pb_pointer[idx].pe_page_count; | |
4262 high = low - 1; | |
4263 low -= t; | |
4264 | |
4265 /* | |
4266 * a negative block number may have been changed | |
4267 */ | |
4268 if (bnum < 0) | |
4269 { | |
4270 bnum2 = mf_trans_del(mfp, bnum); | |
4271 if (bnum != bnum2) | |
4272 { | |
4273 bnum = bnum2; | |
4274 pp->pb_pointer[idx].pe_bnum = bnum; | |
4275 dirty = TRUE; | |
4276 } | |
4277 } | |
4278 | |
4279 break; | |
4280 } | |
4281 } | |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
4282 if (idx >= (int)pp->pb_count) // past the end: something wrong! |
7 | 4283 { |
4284 if (lnum > buf->b_ml.ml_line_count) | |
15470
55ccc2d353bd
patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15361
diff
changeset
|
4285 siemsg(_("E322: line number out of range: %ld past the end"), |
7 | 4286 lnum - buf->b_ml.ml_line_count); |
4287 | |
4288 else | |
15470
55ccc2d353bd
patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15361
diff
changeset
|
4289 siemsg(_("E323: line count wrong in block %ld"), bnum); |
7 | 4290 goto error_block; |
4291 } | |
4292 if (action == ML_DELETE) | |
4293 { | |
4294 pp->pb_pointer[idx].pe_line_count--; | |
4295 dirty = TRUE; | |
4296 } | |
4297 else if (action == ML_INSERT) | |
4298 { | |
4299 pp->pb_pointer[idx].pe_line_count++; | |
4300 dirty = TRUE; | |
4301 } | |
4302 mf_put(mfp, hp, dirty, FALSE); | |
4303 } | |
4304 | |
4305 error_block: | |
4306 mf_put(mfp, hp, FALSE, FALSE); | |
4307 error_noblock: | |
2267 | 4308 /* |
4309 * If action is ML_DELETE or ML_INSERT we have to correct the tree for | |
4310 * the incremented/decremented line counts, because there won't be a line | |
4311 * inserted/deleted after all. | |
4312 */ | |
7 | 4313 if (action == ML_DELETE) |
4314 ml_lineadd(buf, 1); | |
4315 else if (action == ML_INSERT) | |
4316 ml_lineadd(buf, -1); | |
4317 buf->b_ml.ml_stack_top = 0; | |
4318 return NULL; | |
4319 } | |
4320 | |
4321 /* | |
4322 * add an entry to the info pointer stack | |
4323 * | |
4324 * return -1 for failure, number of the new entry otherwise | |
4325 */ | |
4326 static int | |
7827
41789f16d6b2
commit https://github.com/vim/vim/commit/52ea13da0fe86df1abf34de52841e367035170c0
Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
4327 ml_add_stack(buf_T *buf) |
7 | 4328 { |
4329 int top; | |
4330 infoptr_T *newstack; | |
4331 | |
4332 top = buf->b_ml.ml_stack_top; | |
4333 | |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
4334 // may have to increase the stack size |
7 | 4335 if (top == buf->b_ml.ml_stack_size) |
4336 { | |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
4337 CHECK(top > 0, _("Stack size increases")); // more than 5 levels??? |
7 | 4338 |
16825
ce04ebdf26b8
patch 8.1.1414: alloc() returning "char_u *" causes a lot of type casts
Bram Moolenaar <Bram@vim.org>
parents:
16786
diff
changeset
|
4339 newstack = ALLOC_MULT(infoptr_T, buf->b_ml.ml_stack_size + STACK_INCR); |
7 | 4340 if (newstack == NULL) |
4341 return -1; | |
6989 | 4342 if (top > 0) |
4343 mch_memmove(newstack, buf->b_ml.ml_stack, | |
1624 | 4344 (size_t)top * sizeof(infoptr_T)); |
7 | 4345 vim_free(buf->b_ml.ml_stack); |
4346 buf->b_ml.ml_stack = newstack; | |
4347 buf->b_ml.ml_stack_size += STACK_INCR; | |
4348 } | |
4349 | |
4350 buf->b_ml.ml_stack_top++; | |
4351 return top; | |
4352 } | |
4353 | |
4354 /* | |
4355 * Update the pointer blocks on the stack for inserted/deleted lines. | |
4356 * The stack itself is also updated. | |
4357 * | |
4358 * When a insert/delete line action fails, the line is not inserted/deleted, | |
4359 * but the pointer blocks have already been updated. That is fixed here by | |
4360 * walking through the stack. | |
4361 * | |
4362 * Count is the number of lines added, negative if lines have been deleted. | |
4363 */ | |
4364 static void | |
7827
41789f16d6b2
commit https://github.com/vim/vim/commit/52ea13da0fe86df1abf34de52841e367035170c0
Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
4365 ml_lineadd(buf_T *buf, int count) |
7 | 4366 { |
4367 int idx; | |
4368 infoptr_T *ip; | |
4369 PTR_BL *pp; | |
4370 memfile_T *mfp = buf->b_ml.ml_mfp; | |
4371 bhdr_T *hp; | |
4372 | |
4373 for (idx = buf->b_ml.ml_stack_top - 1; idx >= 0; --idx) | |
4374 { | |
4375 ip = &(buf->b_ml.ml_stack[idx]); | |
4376 if ((hp = mf_get(mfp, ip->ip_bnum, 1)) == NULL) | |
4377 break; | |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
4378 pp = (PTR_BL *)(hp->bh_data); // must be pointer block |
7 | 4379 if (pp->pb_id != PTR_ID) |
4380 { | |
4381 mf_put(mfp, hp, FALSE, FALSE); | |
15470
55ccc2d353bd
patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15361
diff
changeset
|
4382 iemsg(_("E317: pointer block id wrong 2")); |
7 | 4383 break; |
4384 } | |
4385 pp->pb_pointer[ip->ip_index].pe_line_count += count; | |
4386 ip->ip_high += count; | |
4387 mf_put(mfp, hp, TRUE, FALSE); | |
4388 } | |
4389 } | |
4390 | |
2214
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
4391 #if defined(HAVE_READLINK) || defined(PROTO) |
594 | 4392 /* |
4393 * Resolve a symlink in the last component of a file name. | |
4394 * Note that f_resolve() does it for every part of the path, we don't do that | |
4395 * here. | |
4396 * If it worked returns OK and the resolved link in "buf[MAXPATHL]". | |
4397 * Otherwise returns FAIL. | |
4398 */ | |
2214
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
4399 int |
7827
41789f16d6b2
commit https://github.com/vim/vim/commit/52ea13da0fe86df1abf34de52841e367035170c0
Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
4400 resolve_symlink(char_u *fname, char_u *buf) |
594 | 4401 { |
4402 char_u tmp[MAXPATHL]; | |
4403 int ret; | |
4404 int depth = 0; | |
4405 | |
4406 if (fname == NULL) | |
4407 return FAIL; | |
4408 | |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
4409 // Put the result so far in tmp[], starting with the original name. |
594 | 4410 vim_strncpy(tmp, fname, MAXPATHL - 1); |
4411 | |
4412 for (;;) | |
4413 { | |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
4414 // Limit symlink depth to 100, catch recursive loops. |
594 | 4415 if (++depth == 100) |
4416 { | |
15470
55ccc2d353bd
patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15361
diff
changeset
|
4417 semsg(_("E773: Symlink loop for \"%s\""), fname); |
594 | 4418 return FAIL; |
4419 } | |
4420 | |
4421 ret = readlink((char *)tmp, (char *)buf, MAXPATHL - 1); | |
4422 if (ret <= 0) | |
4423 { | |
619 | 4424 if (errno == EINVAL || errno == ENOENT) |
594 | 4425 { |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
4426 // Found non-symlink or not existing file, stop here. |
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
4427 // When at the first level use the unmodified name, skip the |
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
4428 // call to vim_FullName(). |
594 | 4429 if (depth == 1) |
4430 return FAIL; | |
4431 | |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
4432 // Use the resolved name in tmp[]. |
594 | 4433 break; |
4434 } | |
4435 | |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
4436 // There must be some error reading links, use original name. |
594 | 4437 return FAIL; |
4438 } | |
4439 buf[ret] = NUL; | |
4440 | |
4441 /* | |
4442 * Check whether the symlink is relative or absolute. | |
4443 * If it's relative, build a new path based on the directory | |
4444 * portion of the filename (if any) and the path the symlink | |
4445 * points to. | |
4446 */ | |
4447 if (mch_isFullName(buf)) | |
4448 STRCPY(tmp, buf); | |
4449 else | |
4450 { | |
4451 char_u *tail; | |
4452 | |
4453 tail = gettail(tmp); | |
4454 if (STRLEN(tail) + STRLEN(buf) >= MAXPATHL) | |
4455 return FAIL; | |
4456 STRCPY(tail, buf); | |
4457 } | |
4458 } | |
4459 | |
4460 /* | |
4461 * Try to resolve the full name of the file so that the swapfile name will | |
4462 * be consistent even when opening a relative symlink from different | |
4463 * working directories. | |
4464 */ | |
4465 return vim_FullName(tmp, buf, MAXPATHL, TRUE); | |
4466 } | |
4467 #endif | |
4468 | |
7 | 4469 /* |
460 | 4470 * Make swap file name out of the file name and a directory name. |
4471 * Returns pointer to allocated memory or NULL. | |
7 | 4472 */ |
460 | 4473 char_u * |
7827
41789f16d6b2
commit https://github.com/vim/vim/commit/52ea13da0fe86df1abf34de52841e367035170c0
Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
4474 makeswapname( |
41789f16d6b2
commit https://github.com/vim/vim/commit/52ea13da0fe86df1abf34de52841e367035170c0
Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
4475 char_u *fname, |
41789f16d6b2
commit https://github.com/vim/vim/commit/52ea13da0fe86df1abf34de52841e367035170c0
Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
4476 char_u *ffname UNUSED, |
41789f16d6b2
commit https://github.com/vim/vim/commit/52ea13da0fe86df1abf34de52841e367035170c0
Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
4477 buf_T *buf, |
41789f16d6b2
commit https://github.com/vim/vim/commit/52ea13da0fe86df1abf34de52841e367035170c0
Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
4478 char_u *dir_name) |
7 | 4479 { |
4480 char_u *r, *s; | |
2145
de0e7ca61893
updated for version 7.2.427
Bram Moolenaar <bram@zimbu.org>
parents:
2108
diff
changeset
|
4481 char_u *fname_res = fname; |
594 | 4482 #ifdef HAVE_READLINK |
4483 char_u fname_buf[MAXPATHL]; | |
21337
647897e6df9e
patch 8.2.1219: symlink not followed if dirname ends in //
Bram Moolenaar <Bram@vim.org>
parents:
20830
diff
changeset
|
4484 |
647897e6df9e
patch 8.2.1219: symlink not followed if dirname ends in //
Bram Moolenaar <Bram@vim.org>
parents:
20830
diff
changeset
|
4485 // Expand symlink in the file name, so that we put the swap file with the |
647897e6df9e
patch 8.2.1219: symlink not followed if dirname ends in //
Bram Moolenaar <Bram@vim.org>
parents:
20830
diff
changeset
|
4486 // actual file instead of with the symlink. |
647897e6df9e
patch 8.2.1219: symlink not followed if dirname ends in //
Bram Moolenaar <Bram@vim.org>
parents:
20830
diff
changeset
|
4487 if (resolve_symlink(fname, fname_buf) == OK) |
647897e6df9e
patch 8.2.1219: symlink not followed if dirname ends in //
Bram Moolenaar <Bram@vim.org>
parents:
20830
diff
changeset
|
4488 fname_res = fname_buf; |
594 | 4489 #endif |
7 | 4490 |
15868
7fad90423bd2
patch 8.1.0941: macros for MS-Windows are inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15636
diff
changeset
|
4491 #if defined(UNIX) || defined(MSWIN) // Need _very_ long file names |
10996
2f041b367cd9
patch 8.0.0387: compiler warnings
Christian Brabandt <cb@256bit.org>
parents:
10952
diff
changeset
|
4492 int len = (int)STRLEN(dir_name); |
10896
d513b653f5d0
patch 8.0.0337: invalid memory access in :recover command
Christian Brabandt <cb@256bit.org>
parents:
10889
diff
changeset
|
4493 |
d513b653f5d0
patch 8.0.0337: invalid memory access in :recover command
Christian Brabandt <cb@256bit.org>
parents:
10889
diff
changeset
|
4494 s = dir_name + len; |
d513b653f5d0
patch 8.0.0337: invalid memory access in :recover command
Christian Brabandt <cb@256bit.org>
parents:
10889
diff
changeset
|
4495 if (after_pathsep(dir_name, s) && len > 1 && s[-1] == s[-2]) |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
4496 { // Ends with '//', Use Full path |
7 | 4497 r = NULL; |
21337
647897e6df9e
patch 8.2.1219: symlink not followed if dirname ends in //
Bram Moolenaar <Bram@vim.org>
parents:
20830
diff
changeset
|
4498 if ((s = make_percent_swname(dir_name, fname_res)) != NULL) |
7 | 4499 { |
4500 r = modname(s, (char_u *)".swp", FALSE); | |
4501 vim_free(s); | |
4502 } | |
4503 return r; | |
4504 } | |
4505 #endif | |
4506 | |
4507 r = buf_modname( | |
4508 (buf->b_p_sn || buf->b_shortname), | |
594 | 4509 fname_res, |
7 | 4510 (char_u *) |
2823 | 4511 #if defined(VMS) |
7 | 4512 "_swp", |
4513 #else | |
4514 ".swp", | |
4515 #endif | |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
4516 // Prepend a '.' to the swap file name for the current directory. |
8212
05b88224cea1
commit https://github.com/vim/vim/commit/48e330aff911be1c798c88a973af6437a8141fce
Christian Brabandt <cb@256bit.org>
parents:
7961
diff
changeset
|
4517 dir_name[0] == '.' && dir_name[1] == NUL); |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
4518 if (r == NULL) // out of memory |
7 | 4519 return NULL; |
4520 | |
4521 s = get_file_in_dir(r, dir_name); | |
4522 vim_free(r); | |
4523 return s; | |
4524 } | |
4525 | |
4526 /* | |
4527 * Get file name to use for swap file or backup file. | |
4528 * Use the name of the edited file "fname" and an entry in the 'dir' or 'bdir' | |
4529 * option "dname". | |
4530 * - If "dname" is ".", return "fname" (swap file in dir of file). | |
4531 * - If "dname" starts with "./", insert "dname" in "fname" (swap file | |
4532 * relative to dir of file). | |
4533 * - Otherwise, prepend "dname" to the tail of "fname" (swap file in specific | |
4534 * dir). | |
4535 * | |
4536 * The return value is an allocated string and can be NULL. | |
4537 */ | |
4538 char_u * | |
7827
41789f16d6b2
commit https://github.com/vim/vim/commit/52ea13da0fe86df1abf34de52841e367035170c0
Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
4539 get_file_in_dir( |
41789f16d6b2
commit https://github.com/vim/vim/commit/52ea13da0fe86df1abf34de52841e367035170c0
Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
4540 char_u *fname, |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
4541 char_u *dname) // don't use "dirname", it is a global for Alpha |
7 | 4542 { |
4543 char_u *t; | |
4544 char_u *tail; | |
4545 char_u *retval; | |
4546 int save_char; | |
4547 | |
4548 tail = gettail(fname); | |
4549 | |
4550 if (dname[0] == '.' && dname[1] == NUL) | |
4551 retval = vim_strsave(fname); | |
4552 else if (dname[0] == '.' && vim_ispathsep(dname[1])) | |
4553 { | |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
4554 if (tail == fname) // no path before file name |
7 | 4555 retval = concat_fnames(dname + 2, tail, TRUE); |
4556 else | |
4557 { | |
4558 save_char = *tail; | |
4559 *tail = NUL; | |
4560 t = concat_fnames(fname, dname + 2, TRUE); | |
4561 *tail = save_char; | |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
4562 if (t == NULL) // out of memory |
7 | 4563 retval = NULL; |
4564 else | |
4565 { | |
4566 retval = concat_fnames(t, tail, TRUE); | |
4567 vim_free(t); | |
4568 } | |
4569 } | |
4570 } | |
4571 else | |
4572 retval = concat_fnames(dname, tail, TRUE); | |
4573 | |
15868
7fad90423bd2
patch 8.1.0941: macros for MS-Windows are inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15636
diff
changeset
|
4574 #ifdef MSWIN |
5432 | 4575 if (retval != NULL) |
11127
506f5d8b7d8b
patch 8.0.0451: some macros are in lower case
Christian Brabandt <cb@256bit.org>
parents:
10996
diff
changeset
|
4576 for (t = gettail(retval); *t != NUL; MB_PTR_ADV(t)) |
5432 | 4577 if (*t == ':') |
4578 *t = '%'; | |
4579 #endif | |
4580 | |
7 | 4581 return retval; |
4582 } | |
4583 | |
580 | 4584 /* |
4585 * Print the ATTENTION message: info about an existing swap file. | |
4586 */ | |
4587 static void | |
7827
41789f16d6b2
commit https://github.com/vim/vim/commit/52ea13da0fe86df1abf34de52841e367035170c0
Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
4588 attention_message( |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
4589 buf_T *buf, // buffer being edited |
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
4590 char_u *fname) // swap file name |
580 | 4591 { |
9387
f094d4085014
commit https://github.com/vim/vim/commit/8767f52fbfd4f053ce00a978227c95f1d7d323fe
Christian Brabandt <cb@256bit.org>
parents:
9295
diff
changeset
|
4592 stat_T st; |
16621
7ad3fc329e08
patch 8.1.1313: warnings for using localtime() and ctime()
Bram Moolenaar <Bram@vim.org>
parents:
16455
diff
changeset
|
4593 time_t swap_mtime; |
580 | 4594 |
4595 ++no_wait_return; | |
15470
55ccc2d353bd
patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15361
diff
changeset
|
4596 (void)emsg(_("E325: ATTENTION")); |
15543
dd725a8ab112
patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15470
diff
changeset
|
4597 msg_puts(_("\nFound a swap file by the name \"")); |
580 | 4598 msg_home_replace(fname); |
15543
dd725a8ab112
patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15470
diff
changeset
|
4599 msg_puts("\"\n"); |
16621
7ad3fc329e08
patch 8.1.1313: warnings for using localtime() and ctime()
Bram Moolenaar <Bram@vim.org>
parents:
16455
diff
changeset
|
4600 swap_mtime = swapfile_info(fname); |
15543
dd725a8ab112
patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15470
diff
changeset
|
4601 msg_puts(_("While opening file \"")); |
580 | 4602 msg_outtrans(buf->b_fname); |
15543
dd725a8ab112
patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15470
diff
changeset
|
4603 msg_puts("\"\n"); |
14923
95400980f7c9
patch 8.1.0473: user doesn't notice file does not exist when swap file does
Bram Moolenaar <Bram@vim.org>
parents:
14909
diff
changeset
|
4604 if (mch_stat((char *)buf->b_fname, &st) == -1) |
95400980f7c9
patch 8.1.0473: user doesn't notice file does not exist when swap file does
Bram Moolenaar <Bram@vim.org>
parents:
14909
diff
changeset
|
4605 { |
15543
dd725a8ab112
patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15470
diff
changeset
|
4606 msg_puts(_(" CANNOT BE FOUND")); |
14923
95400980f7c9
patch 8.1.0473: user doesn't notice file does not exist when swap file does
Bram Moolenaar <Bram@vim.org>
parents:
14909
diff
changeset
|
4607 } |
95400980f7c9
patch 8.1.0473: user doesn't notice file does not exist when swap file does
Bram Moolenaar <Bram@vim.org>
parents:
14909
diff
changeset
|
4608 else |
580 | 4609 { |
15543
dd725a8ab112
patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15470
diff
changeset
|
4610 msg_puts(_(" dated: ")); |
16621
7ad3fc329e08
patch 8.1.1313: warnings for using localtime() and ctime()
Bram Moolenaar <Bram@vim.org>
parents:
16455
diff
changeset
|
4611 msg_puts(get_ctime(st.st_mtime, TRUE)); |
7ad3fc329e08
patch 8.1.1313: warnings for using localtime() and ctime()
Bram Moolenaar <Bram@vim.org>
parents:
16455
diff
changeset
|
4612 if (swap_mtime != 0 && st.st_mtime > swap_mtime) |
15543
dd725a8ab112
patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15470
diff
changeset
|
4613 msg_puts(_(" NEWER than swap file!\n")); |
580 | 4614 } |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
4615 // Some of these messages are long to allow translation to |
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
4616 // other languages. |
15543
dd725a8ab112
patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15470
diff
changeset
|
4617 msg_puts(_("\n(1) Another program may be editing the same file. If this is the case,\n be careful not to end up with two different instances of the same\n file when making changes. Quit, or continue with caution.\n")); |
dd725a8ab112
patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15470
diff
changeset
|
4618 msg_puts(_("(2) An edit session for this file crashed.\n")); |
dd725a8ab112
patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15470
diff
changeset
|
4619 msg_puts(_(" If this is the case, use \":recover\" or \"vim -r ")); |
580 | 4620 msg_outtrans(buf->b_fname); |
15543
dd725a8ab112
patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15470
diff
changeset
|
4621 msg_puts(_("\"\n to recover the changes (see \":help recovery\").\n")); |
dd725a8ab112
patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15470
diff
changeset
|
4622 msg_puts(_(" If you did this already, delete the swap file \"")); |
580 | 4623 msg_outtrans(fname); |
15543
dd725a8ab112
patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15470
diff
changeset
|
4624 msg_puts(_("\"\n to avoid this message.\n")); |
580 | 4625 cmdline_row = msg_row; |
4626 --no_wait_return; | |
4627 } | |
4628 | |
13380
69517d67421f
patch 8.0.1564: too many #ifdefs
Christian Brabandt <cb@256bit.org>
parents:
13244
diff
changeset
|
4629 #if defined(FEAT_EVAL) |
580 | 4630 /* |
4631 * Trigger the SwapExists autocommands. | |
4632 * Returns a value for equivalent to do_dialog() (see below): | |
4633 * 0: still need to ask for a choice | |
4634 * 1: open read-only | |
4635 * 2: edit anyway | |
4636 * 3: recover | |
4637 * 4: delete it | |
4638 * 5: quit | |
4639 * 6: abort | |
4640 */ | |
4641 static int | |
7827
41789f16d6b2
commit https://github.com/vim/vim/commit/52ea13da0fe86df1abf34de52841e367035170c0
Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
4642 do_swapexists(buf_T *buf, char_u *fname) |
580 | 4643 { |
4644 set_vim_var_string(VV_SWAPNAME, fname, -1); | |
4645 set_vim_var_string(VV_SWAPCHOICE, NULL, -1); | |
4646 | |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
4647 // Trigger SwapExists autocommands with <afile> set to the file being |
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
4648 // edited. Disallow changing directory here. |
1856 | 4649 ++allbuf_lock; |
580 | 4650 apply_autocmds(EVENT_SWAPEXISTS, buf->b_fname, NULL, FALSE, NULL); |
1856 | 4651 --allbuf_lock; |
580 | 4652 |
4653 set_vim_var_string(VV_SWAPNAME, NULL, -1); | |
4654 | |
4655 switch (*get_vim_var_str(VV_SWAPCHOICE)) | |
4656 { | |
4657 case 'o': return 1; | |
4658 case 'e': return 2; | |
4659 case 'r': return 3; | |
4660 case 'd': return 4; | |
4661 case 'q': return 5; | |
4662 case 'a': return 6; | |
4663 } | |
4664 | |
4665 return 0; | |
4666 } | |
4667 #endif | |
4668 | |
7 | 4669 /* |
4670 * Find out what name to use for the swap file for buffer 'buf'. | |
4671 * | |
4672 * Several names are tried to find one that does not exist | |
460 | 4673 * Returns the name in allocated memory or NULL. |
3158 | 4674 * When out of memory "dirp" is set to NULL. |
7 | 4675 * |
4676 * Note: If BASENAMELEN is not correct, you will get error messages for | |
2214
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
4677 * not being able to open the swap or undo file |
1856 | 4678 * Note: May trigger SwapExists autocmd, pointers may change! |
7 | 4679 */ |
4680 static char_u * | |
7827
41789f16d6b2
commit https://github.com/vim/vim/commit/52ea13da0fe86df1abf34de52841e367035170c0
Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
4681 findswapname( |
41789f16d6b2
commit https://github.com/vim/vim/commit/52ea13da0fe86df1abf34de52841e367035170c0
Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
4682 buf_T *buf, |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
4683 char_u **dirp, // pointer to list of directories |
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
4684 char_u *old_fname) // don't give warning for this file name |
7 | 4685 { |
4686 char_u *fname; | |
4687 int n; | |
4688 char_u *dir_name; | |
4689 #ifdef AMIGA | |
4690 BPTR fh; | |
4691 #endif | |
4692 int r; | |
5432 | 4693 char_u *buf_fname = buf->b_fname; |
7 | 4694 |
8212
05b88224cea1
commit https://github.com/vim/vim/commit/48e330aff911be1c798c88a973af6437a8141fce
Christian Brabandt <cb@256bit.org>
parents:
7961
diff
changeset
|
4695 #if !defined(UNIX) |
7 | 4696 # define CREATE_DUMMY_FILE |
4697 FILE *dummyfd = NULL; | |
4698 | |
15868
7fad90423bd2
patch 8.1.0941: macros for MS-Windows are inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15636
diff
changeset
|
4699 # ifdef MSWIN |
5432 | 4700 if (buf_fname != NULL && !mch_isFullName(buf_fname) |
4701 && vim_strchr(gettail(buf_fname), ':')) | |
4702 { | |
4703 char_u *t; | |
4704 | |
4705 buf_fname = vim_strsave(buf_fname); | |
4706 if (buf_fname == NULL) | |
4707 buf_fname = buf->b_fname; | |
4708 else | |
11127
506f5d8b7d8b
patch 8.0.0451: some macros are in lower case
Christian Brabandt <cb@256bit.org>
parents:
10996
diff
changeset
|
4709 for (t = gettail(buf_fname); *t != NUL; MB_PTR_ADV(t)) |
5432 | 4710 if (*t == ':') |
4711 *t = '%'; | |
4712 } | |
4713 # endif | |
4714 | |
2214
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
4715 /* |
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
4716 * If we start editing a new file, e.g. "test.doc", which resides on an |
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
4717 * MSDOS compatible filesystem, it is possible that the file |
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
4718 * "test.doc.swp" which we create will be exactly the same file. To avoid |
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
4719 * this problem we temporarily create "test.doc". Don't do this when the |
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
4720 * check below for a 8.3 file name is used. |
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
4721 */ |
5432 | 4722 if (!(buf->b_p_sn || buf->b_shortname) && buf_fname != NULL |
4723 && mch_getperm(buf_fname) < 0) | |
4724 dummyfd = mch_fopen((char *)buf_fname, "w"); | |
7 | 4725 #endif |
4726 | |
2214
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
4727 /* |
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
4728 * Isolate a directory name from *dirp and put it in dir_name. |
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
4729 * First allocate some memory to put the directory name in. |
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
4730 */ |
16764
ef00b6bc186b
patch 8.1.1384: using "int" for alloc() often results in compiler warnings
Bram Moolenaar <Bram@vim.org>
parents:
16738
diff
changeset
|
4731 dir_name = alloc(STRLEN(*dirp) + 1); |
3158 | 4732 if (dir_name == NULL) |
4733 *dirp = NULL; | |
4734 else | |
7 | 4735 (void)copy_option_part(dirp, dir_name, 31000, ","); |
4736 | |
2214
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
4737 /* |
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
4738 * we try different names until we find one that does not exist yet |
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
4739 */ |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
4740 if (dir_name == NULL) // out of memory |
7 | 4741 fname = NULL; |
4742 else | |
5432 | 4743 fname = makeswapname(buf_fname, buf->b_ffname, buf, dir_name); |
7 | 4744 |
4745 for (;;) | |
4746 { | |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
4747 if (fname == NULL) // must be out of memory |
7 | 4748 break; |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
4749 if ((n = (int)STRLEN(fname)) == 0) // safety check |
7 | 4750 { |
13244
ac42c4b11dbc
patch 8.0.1496: clearing a pointer takes two lines
Christian Brabandt <cb@256bit.org>
parents:
12975
diff
changeset
|
4751 VIM_CLEAR(fname); |
7 | 4752 break; |
4753 } | |
8212
05b88224cea1
commit https://github.com/vim/vim/commit/48e330aff911be1c798c88a973af6437a8141fce
Christian Brabandt <cb@256bit.org>
parents:
7961
diff
changeset
|
4754 #if defined(UNIX) |
7 | 4755 /* |
4756 * Some systems have a MS-DOS compatible filesystem that use 8.3 character | |
4757 * file names. If this is the first try and the swap file name does not fit in | |
4758 * 8.3, detect if this is the case, set shortname and try again. | |
4759 */ | |
4760 if (fname[n - 2] == 'w' && fname[n - 1] == 'p' | |
4761 && !(buf->b_p_sn || buf->b_shortname)) | |
4762 { | |
4763 char_u *tail; | |
4764 char_u *fname2; | |
9387
f094d4085014
commit https://github.com/vim/vim/commit/8767f52fbfd4f053ce00a978227c95f1d7d323fe
Christian Brabandt <cb@256bit.org>
parents:
9295
diff
changeset
|
4765 stat_T s1, s2; |
7 | 4766 int f1, f2; |
4767 int created1 = FALSE, created2 = FALSE; | |
4768 int same = FALSE; | |
4769 | |
4770 /* | |
4771 * Check if swapfile name does not fit in 8.3: | |
4772 * It either contains two dots, is longer than 8 chars, or starts | |
4773 * with a dot. | |
4774 */ | |
5432 | 4775 tail = gettail(buf_fname); |
7 | 4776 if ( vim_strchr(tail, '.') != NULL |
4777 || STRLEN(tail) > (size_t)8 | |
4778 || *gettail(fname) == '.') | |
4779 { | |
4780 fname2 = alloc(n + 2); | |
4781 if (fname2 != NULL) | |
4782 { | |
4783 STRCPY(fname2, fname); | |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
4784 // if fname == "xx.xx.swp", fname2 = "xx.xx.swx" |
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
4785 // if fname == ".xx.swp", fname2 = ".xx.swpx" |
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
4786 // if fname == "123456789.swp", fname2 = "12345678x.swp" |
7 | 4787 if (vim_strchr(tail, '.') != NULL) |
4788 fname2[n - 1] = 'x'; | |
4789 else if (*gettail(fname) == '.') | |
4790 { | |
4791 fname2[n] = 'x'; | |
4792 fname2[n + 1] = NUL; | |
4793 } | |
4794 else | |
4795 fname2[n - 5] += 1; | |
4796 /* | |
4797 * may need to create the files to be able to use mch_stat() | |
4798 */ | |
4799 f1 = mch_open((char *)fname, O_RDONLY | O_EXTRA, 0); | |
4800 if (f1 < 0) | |
4801 { | |
4802 f1 = mch_open_rw((char *)fname, | |
4803 O_RDWR|O_CREAT|O_EXCL|O_EXTRA); | |
4804 created1 = TRUE; | |
4805 } | |
4806 if (f1 >= 0) | |
4807 { | |
4808 f2 = mch_open((char *)fname2, O_RDONLY | O_EXTRA, 0); | |
4809 if (f2 < 0) | |
4810 { | |
4811 f2 = mch_open_rw((char *)fname2, | |
4812 O_RDWR|O_CREAT|O_EXCL|O_EXTRA); | |
4813 created2 = TRUE; | |
4814 } | |
4815 if (f2 >= 0) | |
4816 { | |
4817 /* | |
4818 * Both files exist now. If mch_stat() returns the | |
4819 * same device and inode they are the same file. | |
4820 */ | |
4821 if (mch_fstat(f1, &s1) != -1 | |
4822 && mch_fstat(f2, &s2) != -1 | |
4823 && s1.st_dev == s2.st_dev | |
4824 && s1.st_ino == s2.st_ino) | |
4825 same = TRUE; | |
4826 close(f2); | |
4827 if (created2) | |
4828 mch_remove(fname2); | |
4829 } | |
4830 close(f1); | |
4831 if (created1) | |
4832 mch_remove(fname); | |
4833 } | |
4834 vim_free(fname2); | |
4835 if (same) | |
4836 { | |
4837 buf->b_shortname = TRUE; | |
4838 vim_free(fname); | |
5432 | 4839 fname = makeswapname(buf_fname, buf->b_ffname, |
460 | 4840 buf, dir_name); |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
4841 continue; // try again with b_shortname set |
7 | 4842 } |
4843 } | |
4844 } | |
4845 } | |
4846 #endif | |
4847 /* | |
4848 * check if the swapfile already exists | |
4849 */ | |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
4850 if (mch_getperm(fname) < 0) // it does not exist |
7 | 4851 { |
4852 #ifdef HAVE_LSTAT | |
9387
f094d4085014
commit https://github.com/vim/vim/commit/8767f52fbfd4f053ce00a978227c95f1d7d323fe
Christian Brabandt <cb@256bit.org>
parents:
9295
diff
changeset
|
4853 stat_T sb; |
7 | 4854 |
4855 /* | |
4856 * Extra security check: When a swap file is a symbolic link, this | |
4857 * is most likely a symlink attack. | |
4858 */ | |
4859 if (mch_lstat((char *)fname, &sb) < 0) | |
4860 #else | |
4861 # ifdef AMIGA | |
4862 fh = Open((UBYTE *)fname, (long)MODE_NEWFILE); | |
4863 /* | |
4864 * on the Amiga mch_getperm() will return -1 when the file exists | |
4865 * but is being used by another program. This happens if you edit | |
4866 * a file twice. | |
4867 */ | |
18800
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patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
4868 if (fh != (BPTR)NULL) // can open file, OK |
7 | 4869 { |
4870 Close(fh); | |
4871 mch_remove(fname); | |
4872 break; | |
4873 } | |
4874 if (IoErr() != ERROR_OBJECT_IN_USE | |
4875 && IoErr() != ERROR_OBJECT_EXISTS) | |
4876 # endif | |
4877 #endif | |
4878 break; | |
4879 } | |
4880 | |
4881 /* | |
4882 * A file name equal to old_fname is OK to use. | |
4883 */ | |
4884 if (old_fname != NULL && fnamecmp(fname, old_fname) == 0) | |
4885 break; | |
4886 | |
4887 /* | |
4888 * get here when file already exists | |
4889 */ | |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
4890 if (fname[n - 2] == 'w' && fname[n - 1] == 'p') // first try |
7 | 4891 { |
4892 /* | |
4893 * on MS-DOS compatible filesystems (e.g. messydos) file.doc.swp | |
4894 * and file.doc are the same file. To guess if this problem is | |
4895 * present try if file.doc.swx exists. If it does, we set | |
4896 * buf->b_shortname and try file_doc.swp (dots replaced by | |
4897 * underscores for this file), and try again. If it doesn't we | |
4898 * assume that "file.doc.swp" already exists. | |
4899 */ | |
18800
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patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
4900 if (!(buf->b_p_sn || buf->b_shortname)) // not tried yet |
7 | 4901 { |
4902 fname[n - 1] = 'x'; | |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
4903 r = mch_getperm(fname); // try "file.swx" |
7 | 4904 fname[n - 1] = 'p'; |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
4905 if (r >= 0) // "file.swx" seems to exist |
7 | 4906 { |
4907 buf->b_shortname = TRUE; | |
4908 vim_free(fname); | |
5432 | 4909 fname = makeswapname(buf_fname, buf->b_ffname, |
460 | 4910 buf, dir_name); |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
4911 continue; // try again with '.' replaced with '_' |
7 | 4912 } |
4913 } | |
4914 /* | |
4915 * If we get here the ".swp" file really exists. | |
4916 * Give an error message, unless recovering, no file name, we are | |
4917 * viewing a help file or when the path of the file is different | |
4918 * (happens when all .swp files are in one directory). | |
4919 */ | |
5432 | 4920 if (!recoverymode && buf_fname != NULL |
17632
5278e5a2a4e3
patch 8.1.1813: ATTENTION prompt for a preview popup window
Bram Moolenaar <Bram@vim.org>
parents:
17454
diff
changeset
|
4921 && !buf->b_help |
5278e5a2a4e3
patch 8.1.1813: ATTENTION prompt for a preview popup window
Bram Moolenaar <Bram@vim.org>
parents:
17454
diff
changeset
|
4922 && !(buf->b_flags & (BF_DUMMY | BF_NO_SEA))) |
7 | 4923 { |
4924 int fd; | |
4925 struct block0 b0; | |
4926 int differ = FALSE; | |
4927 | |
4928 /* | |
4929 * Try to read block 0 from the swap file to get the original | |
4930 * file name (and inode number). | |
4931 */ | |
4932 fd = mch_open((char *)fname, O_RDONLY | O_EXTRA, 0); | |
4933 if (fd >= 0) | |
4934 { | |
2664 | 4935 if (read_eintr(fd, &b0, sizeof(b0)) == sizeof(b0)) |
7 | 4936 { |
4937 /* | |
39 | 4938 * If the swapfile has the same directory as the |
4939 * buffer don't compare the directory names, they can | |
4940 * have a different mountpoint. | |
7 | 4941 */ |
39 | 4942 if (b0.b0_flags & B0_SAME_DIR) |
4943 { | |
4944 if (fnamecmp(gettail(buf->b_ffname), | |
4945 gettail(b0.b0_fname)) != 0 | |
4946 || !same_directory(fname, buf->b_ffname)) | |
594 | 4947 { |
4948 #ifdef CHECK_INODE | |
18800
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patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
4949 // Symlinks may point to the same file even |
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
4950 // when the name differs, need to check the |
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
4951 // inode too. |
594 | 4952 expand_env(b0.b0_fname, NameBuff, MAXPATHL); |
4953 if (fnamecmp_ino(buf->b_ffname, NameBuff, | |
4954 char_to_long(b0.b0_ino))) | |
4955 #endif | |
4956 differ = TRUE; | |
4957 } | |
39 | 4958 } |
4959 else | |
4960 { | |
4961 /* | |
4962 * The name in the swap file may be | |
4963 * "~user/path/file". Expand it first. | |
4964 */ | |
4965 expand_env(b0.b0_fname, NameBuff, MAXPATHL); | |
7 | 4966 #ifdef CHECK_INODE |
39 | 4967 if (fnamecmp_ino(buf->b_ffname, NameBuff, |
594 | 4968 char_to_long(b0.b0_ino))) |
39 | 4969 differ = TRUE; |
7 | 4970 #else |
39 | 4971 if (fnamecmp(NameBuff, buf->b_ffname) != 0) |
4972 differ = TRUE; | |
7 | 4973 #endif |
39 | 4974 } |
7 | 4975 } |
4976 close(fd); | |
4977 } | |
4978 | |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
4979 // give the ATTENTION message when there is an old swap file |
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
4980 // for the current file, and the buffer was not recovered. |
7 | 4981 if (differ == FALSE && !(curbuf->b_flags & BF_RECOVERED) |
4982 && vim_strchr(p_shm, SHM_ATTENTION) == NULL) | |
4983 { | |
580 | 4984 int choice = 0; |
16453
4e9bea9b8025
patch 8.1.1231: asking about existing swap file unnecessarily
Bram Moolenaar <Bram@vim.org>
parents:
16451
diff
changeset
|
4985 stat_T st; |
7 | 4986 #ifdef CREATE_DUMMY_FILE |
4987 int did_use_dummy = FALSE; | |
4988 | |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
4989 // Avoid getting a warning for the file being created |
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
4990 // outside of Vim, it was created at the start of this |
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
4991 // function. Delete the file now, because Vim might exit |
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
4992 // here if the window is closed. |
7 | 4993 if (dummyfd != NULL) |
4994 { | |
4995 fclose(dummyfd); | |
4996 dummyfd = NULL; | |
5432 | 4997 mch_remove(buf_fname); |
7 | 4998 did_use_dummy = TRUE; |
4999 } | |
5000 #endif | |
5001 | |
16455
1ae13586edf8
patch 8.1.1232: can't build on MS-Windows
Bram Moolenaar <Bram@vim.org>
parents:
16453
diff
changeset
|
5002 #ifdef HAVE_PROCESS_STILL_RUNNING |
7 | 5003 process_still_running = FALSE; |
5004 #endif | |
16453
4e9bea9b8025
patch 8.1.1231: asking about existing swap file unnecessarily
Bram Moolenaar <Bram@vim.org>
parents:
16451
diff
changeset
|
5005 // It's safe to delete the swap file if all these are true: |
4e9bea9b8025
patch 8.1.1231: asking about existing swap file unnecessarily
Bram Moolenaar <Bram@vim.org>
parents:
16451
diff
changeset
|
5006 // - the edited file exists |
4e9bea9b8025
patch 8.1.1231: asking about existing swap file unnecessarily
Bram Moolenaar <Bram@vim.org>
parents:
16451
diff
changeset
|
5007 // - the swap file has no changes and looks OK |
4e9bea9b8025
patch 8.1.1231: asking about existing swap file unnecessarily
Bram Moolenaar <Bram@vim.org>
parents:
16451
diff
changeset
|
5008 if (mch_stat((char *)buf->b_fname, &st) == 0 |
4e9bea9b8025
patch 8.1.1231: asking about existing swap file unnecessarily
Bram Moolenaar <Bram@vim.org>
parents:
16451
diff
changeset
|
5009 && swapfile_unchanged(fname)) |
4e9bea9b8025
patch 8.1.1231: asking about existing swap file unnecessarily
Bram Moolenaar <Bram@vim.org>
parents:
16451
diff
changeset
|
5010 { |
4e9bea9b8025
patch 8.1.1231: asking about existing swap file unnecessarily
Bram Moolenaar <Bram@vim.org>
parents:
16451
diff
changeset
|
5011 choice = 4; |
4e9bea9b8025
patch 8.1.1231: asking about existing swap file unnecessarily
Bram Moolenaar <Bram@vim.org>
parents:
16451
diff
changeset
|
5012 if (p_verbose > 0) |
4e9bea9b8025
patch 8.1.1231: asking about existing swap file unnecessarily
Bram Moolenaar <Bram@vim.org>
parents:
16451
diff
changeset
|
5013 verb_msg(_("Found a swap file that is not useful, deleting it")); |
4e9bea9b8025
patch 8.1.1231: asking about existing swap file unnecessarily
Bram Moolenaar <Bram@vim.org>
parents:
16451
diff
changeset
|
5014 } |
4e9bea9b8025
patch 8.1.1231: asking about existing swap file unnecessarily
Bram Moolenaar <Bram@vim.org>
parents:
16451
diff
changeset
|
5015 |
13380
69517d67421f
patch 8.0.1564: too many #ifdefs
Christian Brabandt <cb@256bit.org>
parents:
13244
diff
changeset
|
5016 #if defined(FEAT_EVAL) |
580 | 5017 /* |
5018 * If there is an SwapExists autocommand and we can handle | |
5019 * the response, trigger it. It may return 0 to ask the | |
5020 * user anyway. | |
5021 */ | |
16453
4e9bea9b8025
patch 8.1.1231: asking about existing swap file unnecessarily
Bram Moolenaar <Bram@vim.org>
parents:
16451
diff
changeset
|
5022 if (choice == 0 |
4e9bea9b8025
patch 8.1.1231: asking about existing swap file unnecessarily
Bram Moolenaar <Bram@vim.org>
parents:
16451
diff
changeset
|
5023 && swap_exists_action != SEA_NONE |
5432 | 5024 && has_autocmd(EVENT_SWAPEXISTS, buf_fname, buf)) |
580 | 5025 choice = do_swapexists(buf, fname); |
5026 | |
5027 if (choice == 0) | |
5028 #endif | |
7 | 5029 { |
580 | 5030 #ifdef FEAT_GUI |
14903
c1ee9f32bec3
patch 8.1.0463: "simalt ~x" in .vimrc blocks swap file prompt
Bram Moolenaar <Bram@vim.org>
parents:
14862
diff
changeset
|
5031 // If we are supposed to start the GUI but it wasn't |
c1ee9f32bec3
patch 8.1.0463: "simalt ~x" in .vimrc blocks swap file prompt
Bram Moolenaar <Bram@vim.org>
parents:
14862
diff
changeset
|
5032 // completely started yet, start it now. This makes |
c1ee9f32bec3
patch 8.1.0463: "simalt ~x" in .vimrc blocks swap file prompt
Bram Moolenaar <Bram@vim.org>
parents:
14862
diff
changeset
|
5033 // the messages displayed in the Vim window when |
c1ee9f32bec3
patch 8.1.0463: "simalt ~x" in .vimrc blocks swap file prompt
Bram Moolenaar <Bram@vim.org>
parents:
14862
diff
changeset
|
5034 // loading a session from the .gvimrc file. |
580 | 5035 if (gui.starting && !gui.in_use) |
16451
7ae2396cef62
patch 8.1.1230: a lot of code is shared between vim.exe and gvim.exe
Bram Moolenaar <Bram@vim.org>
parents:
16162
diff
changeset
|
5036 gui_start(NULL); |
580 | 5037 #endif |
14903
c1ee9f32bec3
patch 8.1.0463: "simalt ~x" in .vimrc blocks swap file prompt
Bram Moolenaar <Bram@vim.org>
parents:
14862
diff
changeset
|
5038 // Show info about the existing swap file. |
580 | 5039 attention_message(buf, fname); |
5040 | |
14903
c1ee9f32bec3
patch 8.1.0463: "simalt ~x" in .vimrc blocks swap file prompt
Bram Moolenaar <Bram@vim.org>
parents:
14862
diff
changeset
|
5041 // We don't want a 'q' typed at the more-prompt |
c1ee9f32bec3
patch 8.1.0463: "simalt ~x" in .vimrc blocks swap file prompt
Bram Moolenaar <Bram@vim.org>
parents:
14862
diff
changeset
|
5042 // interrupt loading a file. |
580 | 5043 got_int = FALSE; |
14903
c1ee9f32bec3
patch 8.1.0463: "simalt ~x" in .vimrc blocks swap file prompt
Bram Moolenaar <Bram@vim.org>
parents:
14862
diff
changeset
|
5044 |
c1ee9f32bec3
patch 8.1.0463: "simalt ~x" in .vimrc blocks swap file prompt
Bram Moolenaar <Bram@vim.org>
parents:
14862
diff
changeset
|
5045 // If vimrc has "simalt ~x" we don't want it to |
c1ee9f32bec3
patch 8.1.0463: "simalt ~x" in .vimrc blocks swap file prompt
Bram Moolenaar <Bram@vim.org>
parents:
14862
diff
changeset
|
5046 // interfere with the prompt here. |
14909
c97b4b537572
patch 8.1.0466: autocmd test fails
Bram Moolenaar <Bram@vim.org>
parents:
14903
diff
changeset
|
5047 flush_buffers(FLUSH_TYPEAHEAD); |
7 | 5048 } |
5049 | |
5050 #if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG) | |
580 | 5051 if (swap_exists_action != SEA_NONE && choice == 0) |
7 | 5052 { |
5053 char_u *name; | |
5054 | |
16764
ef00b6bc186b
patch 8.1.1384: using "int" for alloc() often results in compiler warnings
Bram Moolenaar <Bram@vim.org>
parents:
16738
diff
changeset
|
5055 name = alloc(STRLEN(fname) |
7 | 5056 + STRLEN(_("Swap file \"")) |
16764
ef00b6bc186b
patch 8.1.1384: using "int" for alloc() often results in compiler warnings
Bram Moolenaar <Bram@vim.org>
parents:
16738
diff
changeset
|
5057 + STRLEN(_("\" already exists!")) + 5); |
7 | 5058 if (name != NULL) |
5059 { | |
5060 STRCPY(name, _("Swap file \"")); | |
5061 home_replace(NULL, fname, name + STRLEN(name), | |
5062 1000, TRUE); | |
5063 STRCAT(name, _("\" already exists!")); | |
5064 } | |
580 | 5065 choice = do_dialog(VIM_WARNING, |
7 | 5066 (char_u *)_("VIM - ATTENTION"), |
5067 name == NULL | |
5068 ? (char_u *)_("Swap file already exists!") | |
5069 : name, | |
16455
1ae13586edf8
patch 8.1.1232: can't build on MS-Windows
Bram Moolenaar <Bram@vim.org>
parents:
16453
diff
changeset
|
5070 # ifdef HAVE_PROCESS_STILL_RUNNING |
7 | 5071 process_still_running |
5072 ? (char_u *)_("&Open Read-Only\n&Edit anyway\n&Recover\n&Quit\n&Abort") : | |
5073 # endif | |
2684 | 5074 (char_u *)_("&Open Read-Only\n&Edit anyway\n&Recover\n&Delete it\n&Quit\n&Abort"), 1, NULL, FALSE); |
580 | 5075 |
16455
1ae13586edf8
patch 8.1.1232: can't build on MS-Windows
Bram Moolenaar <Bram@vim.org>
parents:
16453
diff
changeset
|
5076 # ifdef HAVE_PROCESS_STILL_RUNNING |
580 | 5077 if (process_still_running && choice >= 4) |
18800
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patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
5078 choice++; // Skip missing "Delete it" button |
580 | 5079 # endif |
5080 vim_free(name); | |
5081 | |
18800
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patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
5082 // pretend screen didn't scroll, need redraw anyway |
580 | 5083 msg_scrolled = 0; |
5084 redraw_all_later(NOT_VALID); | |
5085 } | |
5086 #endif | |
5087 | |
5088 if (choice > 0) | |
5089 { | |
5090 switch (choice) | |
7 | 5091 { |
5092 case 1: | |
5093 buf->b_p_ro = TRUE; | |
5094 break; | |
5095 case 2: | |
5096 break; | |
5097 case 3: | |
5098 swap_exists_action = SEA_RECOVER; | |
5099 break; | |
5100 case 4: | |
580 | 5101 mch_remove(fname); |
5102 break; | |
5103 case 5: | |
7 | 5104 swap_exists_action = SEA_QUIT; |
5105 break; | |
580 | 5106 case 6: |
7 | 5107 swap_exists_action = SEA_QUIT; |
5108 got_int = TRUE; | |
5109 break; | |
5110 } | |
5111 | |
18800
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patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
5112 // If the file was deleted this fname can be used. |
7 | 5113 if (mch_getperm(fname) < 0) |
5114 break; | |
5115 } | |
5116 else | |
5117 { | |
15543
dd725a8ab112
patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15470
diff
changeset
|
5118 msg_puts("\n"); |
625 | 5119 if (msg_silent == 0) |
18800
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patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
5120 // call wait_return() later |
625 | 5121 need_wait_return = TRUE; |
7 | 5122 } |
5123 | |
5124 #ifdef CREATE_DUMMY_FILE | |
18800
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patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
5125 // Going to try another name, need the dummy file again. |
7 | 5126 if (did_use_dummy) |
5432 | 5127 dummyfd = mch_fopen((char *)buf_fname, "w"); |
7 | 5128 #endif |
5129 } | |
5130 } | |
5131 } | |
5132 | |
5133 /* | |
5134 * Change the ".swp" extension to find another file that can be used. | |
5135 * First decrement the last char: ".swo", ".swn", etc. | |
5136 * If that still isn't enough decrement the last but one char: ".svz" | |
9 | 5137 * Can happen when editing many "No Name" buffers. |
7 | 5138 */ |
18800
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patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
5139 if (fname[n - 1] == 'a') // ".s?a" |
7 | 5140 { |
18800
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patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
5141 if (fname[n - 2] == 'a') // ".saa": tried enough, give up |
7 | 5142 { |
15470
55ccc2d353bd
patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15361
diff
changeset
|
5143 emsg(_("E326: Too many swap files found")); |
13244
ac42c4b11dbc
patch 8.0.1496: clearing a pointer takes two lines
Christian Brabandt <cb@256bit.org>
parents:
12975
diff
changeset
|
5144 VIM_CLEAR(fname); |
7 | 5145 break; |
5146 } | |
18800
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patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
5147 --fname[n - 2]; // ".svz", ".suz", etc. |
7 | 5148 fname[n - 1] = 'z' + 1; |
5149 } | |
18800
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patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
5150 --fname[n - 1]; // ".swo", ".swn", etc. |
7 | 5151 } |
5152 | |
5153 vim_free(dir_name); | |
5154 #ifdef CREATE_DUMMY_FILE | |
18800
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patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
5155 if (dummyfd != NULL) // file has been created temporarily |
7 | 5156 { |
5157 fclose(dummyfd); | |
5432 | 5158 mch_remove(buf_fname); |
7 | 5159 } |
5160 #endif | |
15868
7fad90423bd2
patch 8.1.0941: macros for MS-Windows are inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15636
diff
changeset
|
5161 #ifdef MSWIN |
5432 | 5162 if (buf_fname != buf->b_fname) |
5163 vim_free(buf_fname); | |
5164 #endif | |
7 | 5165 return fname; |
5166 } | |
5167 | |
5168 static int | |
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Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
5169 b0_magic_wrong(ZERO_BL *b0p) |
7 | 5170 { |
5171 return (b0p->b0_magic_long != (long)B0_MAGIC_LONG | |
5172 || b0p->b0_magic_int != (int)B0_MAGIC_INT | |
5173 || b0p->b0_magic_short != (short)B0_MAGIC_SHORT | |
5174 || b0p->b0_magic_char != B0_MAGIC_CHAR); | |
5175 } | |
5176 | |
5177 #ifdef CHECK_INODE | |
5178 /* | |
5179 * Compare current file name with file name from swap file. | |
5180 * Try to use inode numbers when possible. | |
5181 * Return non-zero when files are different. | |
5182 * | |
5183 * When comparing file names a few things have to be taken into consideration: | |
5184 * - When working over a network the full path of a file depends on the host. | |
5185 * We check the inode number if possible. It is not 100% reliable though, | |
5186 * because the device number cannot be used over a network. | |
5187 * - When a file does not exist yet (editing a new file) there is no inode | |
5188 * number. | |
5189 * - The file name in a swap file may not be valid on the current host. The | |
5190 * "~user" form is used whenever possible to avoid this. | |
5191 * | |
5192 * This is getting complicated, let's make a table: | |
5193 * | |
5194 * ino_c ino_s fname_c fname_s differ = | |
5195 * | |
5196 * both files exist -> compare inode numbers: | |
5197 * != 0 != 0 X X ino_c != ino_s | |
5198 * | |
5199 * inode number(s) unknown, file names available -> compare file names | |
5200 * == 0 X OK OK fname_c != fname_s | |
5201 * X == 0 OK OK fname_c != fname_s | |
5202 * | |
5203 * current file doesn't exist, file for swap file exist, file name(s) not | |
5204 * available -> probably different | |
5205 * == 0 != 0 FAIL X TRUE | |
5206 * == 0 != 0 X FAIL TRUE | |
5207 * | |
5208 * current file exists, inode for swap unknown, file name(s) not | |
5209 * available -> probably different | |
5210 * != 0 == 0 FAIL X TRUE | |
5211 * != 0 == 0 X FAIL TRUE | |
5212 * | |
5213 * current file doesn't exist, inode for swap unknown, one file name not | |
5214 * available -> probably different | |
5215 * == 0 == 0 FAIL OK TRUE | |
5216 * == 0 == 0 OK FAIL TRUE | |
5217 * | |
5218 * current file doesn't exist, inode for swap unknown, both file names not | |
13896
4d5a1ada407e
patch 8.0.1819: swap file warning for file with non-existing directory
Christian Brabandt <cb@256bit.org>
parents:
13632
diff
changeset
|
5219 * available -> compare file names |
4d5a1ada407e
patch 8.0.1819: swap file warning for file with non-existing directory
Christian Brabandt <cb@256bit.org>
parents:
13632
diff
changeset
|
5220 * == 0 == 0 FAIL FAIL fname_c != fname_s |
7 | 5221 * |
5222 * Note that when the ino_t is 64 bits, only the last 32 will be used. This | |
5223 * can't be changed without making the block 0 incompatible with 32 bit | |
5224 * versions. | |
5225 */ | |
5226 | |
5227 static int | |
7827
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Christian Brabandt <cb@256bit.org>
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7803
diff
changeset
|
5228 fnamecmp_ino( |
18800
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patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
5229 char_u *fname_c, // current file name |
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
5230 char_u *fname_s, // file name from swap file |
7827
41789f16d6b2
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Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
5231 long ino_block0) |
7 | 5232 { |
9387
f094d4085014
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Christian Brabandt <cb@256bit.org>
parents:
9295
diff
changeset
|
5233 stat_T st; |
18800
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patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
5234 ino_t ino_c = 0; // ino of current file |
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
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diff
changeset
|
5235 ino_t ino_s; // ino of file from swap file |
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
5236 char_u buf_c[MAXPATHL]; // full path of fname_c |
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
5237 char_u buf_s[MAXPATHL]; // full path of fname_s |
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
5238 int retval_c; // flag: buf_c valid |
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
5239 int retval_s; // flag: buf_s valid |
7 | 5240 |
5241 if (mch_stat((char *)fname_c, &st) == 0) | |
5242 ino_c = (ino_t)st.st_ino; | |
5243 | |
5244 /* | |
5245 * First we try to get the inode from the file name, because the inode in | |
5246 * the swap file may be outdated. If that fails (e.g. this path is not | |
5247 * valid on this machine), use the inode from block 0. | |
5248 */ | |
5249 if (mch_stat((char *)fname_s, &st) == 0) | |
5250 ino_s = (ino_t)st.st_ino; | |
5251 else | |
5252 ino_s = (ino_t)ino_block0; | |
5253 | |
5254 if (ino_c && ino_s) | |
5255 return (ino_c != ino_s); | |
5256 | |
5257 /* | |
5258 * One of the inode numbers is unknown, try a forced vim_FullName() and | |
5259 * compare the file names. | |
5260 */ | |
5261 retval_c = vim_FullName(fname_c, buf_c, MAXPATHL, TRUE); | |
5262 retval_s = vim_FullName(fname_s, buf_s, MAXPATHL, TRUE); | |
5263 if (retval_c == OK && retval_s == OK) | |
13896
4d5a1ada407e
patch 8.0.1819: swap file warning for file with non-existing directory
Christian Brabandt <cb@256bit.org>
parents:
13632
diff
changeset
|
5264 return STRCMP(buf_c, buf_s) != 0; |
7 | 5265 |
5266 /* | |
5267 * Can't compare inodes or file names, guess that the files are different, | |
13896
4d5a1ada407e
patch 8.0.1819: swap file warning for file with non-existing directory
Christian Brabandt <cb@256bit.org>
parents:
13632
diff
changeset
|
5268 * unless both appear not to exist at all, then compare with the file name |
4d5a1ada407e
patch 8.0.1819: swap file warning for file with non-existing directory
Christian Brabandt <cb@256bit.org>
parents:
13632
diff
changeset
|
5269 * in the swap file. |
7 | 5270 */ |
5271 if (ino_s == 0 && ino_c == 0 && retval_c == FAIL && retval_s == FAIL) | |
13896
4d5a1ada407e
patch 8.0.1819: swap file warning for file with non-existing directory
Christian Brabandt <cb@256bit.org>
parents:
13632
diff
changeset
|
5272 return STRCMP(fname_c, fname_s) != 0; |
7 | 5273 return TRUE; |
5274 } | |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
5275 #endif // CHECK_INODE |
7 | 5276 |
5277 /* | |
5278 * Move a long integer into a four byte character array. | |
5279 * Used for machine independency in block zero. | |
5280 */ | |
5281 static void | |
7827
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Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
5282 long_to_char(long n, char_u *s) |
7 | 5283 { |
5284 s[0] = (char_u)(n & 0xff); | |
5285 n = (unsigned)n >> 8; | |
5286 s[1] = (char_u)(n & 0xff); | |
5287 n = (unsigned)n >> 8; | |
5288 s[2] = (char_u)(n & 0xff); | |
5289 n = (unsigned)n >> 8; | |
5290 s[3] = (char_u)(n & 0xff); | |
5291 } | |
5292 | |
5293 static long | |
7827
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Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
5294 char_to_long(char_u *s) |
7 | 5295 { |
5296 long retval; | |
5297 | |
5298 retval = s[3]; | |
5299 retval <<= 8; | |
5300 retval |= s[2]; | |
5301 retval <<= 8; | |
5302 retval |= s[1]; | |
5303 retval <<= 8; | |
5304 retval |= s[0]; | |
5305 | |
5306 return retval; | |
5307 } | |
5308 | |
39 | 5309 /* |
5310 * Set the flags in the first block of the swap file: | |
5311 * - file is modified or not: buf->b_changed | |
5312 * - 'fileformat' | |
5313 * - 'fileencoding' | |
5314 */ | |
7 | 5315 void |
7827
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Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
5316 ml_setflags(buf_T *buf) |
7 | 5317 { |
5318 bhdr_T *hp; | |
5319 ZERO_BL *b0p; | |
5320 | |
5321 if (!buf->b_ml.ml_mfp) | |
5322 return; | |
5323 for (hp = buf->b_ml.ml_mfp->mf_used_last; hp != NULL; hp = hp->bh_prev) | |
5324 { | |
5325 if (hp->bh_bnum == 0) | |
5326 { | |
5327 b0p = (ZERO_BL *)(hp->bh_data); | |
39 | 5328 b0p->b0_dirty = buf->b_changed ? B0_DIRTY : 0; |
5329 b0p->b0_flags = (b0p->b0_flags & ~B0_FF_MASK) | |
5330 | (get_fileformat(buf) + 1); | |
5331 add_b0_fenc(b0p, buf); | |
7 | 5332 hp->bh_flags |= BH_DIRTY; |
5333 mf_sync(buf->b_ml.ml_mfp, MFS_ZERO); | |
5334 break; | |
5335 } | |
5336 } | |
5337 } | |
5338 | |
2267 | 5339 #if defined(FEAT_CRYPT) || defined(PROTO) |
5340 /* | |
5341 * If "data" points to a data block encrypt the text in it and return a copy | |
5342 * in allocated memory. Return NULL when out of memory. | |
5343 * Otherwise return "data". | |
5344 */ | |
5345 char_u * | |
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Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
5346 ml_encrypt_data( |
41789f16d6b2
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7803
diff
changeset
|
5347 memfile_T *mfp, |
41789f16d6b2
commit https://github.com/vim/vim/commit/52ea13da0fe86df1abf34de52841e367035170c0
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parents:
7803
diff
changeset
|
5348 char_u *data, |
9387
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Christian Brabandt <cb@256bit.org>
parents:
9295
diff
changeset
|
5349 off_T offset, |
7827
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Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
5350 unsigned size) |
2267 | 5351 { |
5352 DATA_BL *dp = (DATA_BL *)data; | |
5353 char_u *head_end; | |
5354 char_u *text_start; | |
5355 char_u *new_data; | |
5356 int text_len; | |
6122 | 5357 cryptstate_T *state; |
2267 | 5358 |
5359 if (dp->db_id != DATA_ID) | |
5360 return data; | |
5361 | |
6817 | 5362 state = ml_crypt_prepare(mfp, offset, FALSE); |
5363 if (state == NULL) | |
5364 return data; | |
5365 | |
16825
ce04ebdf26b8
patch 8.1.1414: alloc() returning "char_u *" causes a lot of type casts
Bram Moolenaar <Bram@vim.org>
parents:
16786
diff
changeset
|
5366 new_data = alloc(size); |
2267 | 5367 if (new_data == NULL) |
5368 return NULL; | |
5369 head_end = (char_u *)(&dp->db_index[dp->db_line_count]); | |
5370 text_start = (char_u *)dp + dp->db_txt_start; | |
5371 text_len = size - dp->db_txt_start; | |
5372 | |
18800
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Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
5373 // Copy the header and the text. |
2267 | 5374 mch_memmove(new_data, dp, head_end - (char_u *)dp); |
5375 | |
18800
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Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
5376 // Encrypt the text. |
24970
7e9e53a0368f
patch 8.2.3022: available encryption methods are not strong enough
Bram Moolenaar <Bram@vim.org>
parents:
24856
diff
changeset
|
5377 crypt_encode(state, text_start, text_len, new_data + dp->db_txt_start, |
7e9e53a0368f
patch 8.2.3022: available encryption methods are not strong enough
Bram Moolenaar <Bram@vim.org>
parents:
24856
diff
changeset
|
5378 FALSE); |
6122 | 5379 crypt_free_state(state); |
2267 | 5380 |
18800
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Bram Moolenaar <Bram@vim.org>
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18763
diff
changeset
|
5381 // Clear the gap. |
2267 | 5382 if (head_end < text_start) |
5383 vim_memset(new_data + (head_end - data), 0, text_start - head_end); | |
5384 | |
5385 return new_data; | |
5386 } | |
5387 | |
5388 /* | |
6817 | 5389 * Decrypt the text in "data" if it points to an encrypted data block. |
2267 | 5390 */ |
5391 void | |
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parents:
7803
diff
changeset
|
5392 ml_decrypt_data( |
41789f16d6b2
commit https://github.com/vim/vim/commit/52ea13da0fe86df1abf34de52841e367035170c0
Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
5393 memfile_T *mfp, |
41789f16d6b2
commit https://github.com/vim/vim/commit/52ea13da0fe86df1abf34de52841e367035170c0
Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
5394 char_u *data, |
9387
f094d4085014
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9295
diff
changeset
|
5395 off_T offset, |
7827
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Christian Brabandt <cb@256bit.org>
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7803
diff
changeset
|
5396 unsigned size) |
2267 | 5397 { |
5398 DATA_BL *dp = (DATA_BL *)data; | |
5399 char_u *head_end; | |
5400 char_u *text_start; | |
5401 int text_len; | |
6122 | 5402 cryptstate_T *state; |
2267 | 5403 |
5404 if (dp->db_id == DATA_ID) | |
5405 { | |
5406 head_end = (char_u *)(&dp->db_index[dp->db_line_count]); | |
5407 text_start = (char_u *)dp + dp->db_txt_start; | |
5408 text_len = dp->db_txt_end - dp->db_txt_start; | |
5409 | |
5410 if (head_end > text_start || dp->db_txt_start > size | |
5411 || dp->db_txt_end > size) | |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
5412 return; // data was messed up |
2267 | 5413 |
6122 | 5414 state = ml_crypt_prepare(mfp, offset, TRUE); |
6817 | 5415 if (state != NULL) |
5416 { | |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
5417 // Decrypt the text in place. |
24970
7e9e53a0368f
patch 8.2.3022: available encryption methods are not strong enough
Bram Moolenaar <Bram@vim.org>
parents:
24856
diff
changeset
|
5418 crypt_decode_inplace(state, text_start, text_len, FALSE); |
6817 | 5419 crypt_free_state(state); |
5420 } | |
2267 | 5421 } |
5422 } | |
5423 | |
5424 /* | |
5425 * Prepare for encryption/decryption, using the key, seed and offset. | |
6122 | 5426 * Return an allocated cryptstate_T *. |
2267 | 5427 */ |
6122 | 5428 static cryptstate_T * |
9387
f094d4085014
commit https://github.com/vim/vim/commit/8767f52fbfd4f053ce00a978227c95f1d7d323fe
Christian Brabandt <cb@256bit.org>
parents:
9295
diff
changeset
|
5429 ml_crypt_prepare(memfile_T *mfp, off_T offset, int reading) |
2267 | 5430 { |
5431 buf_T *buf = mfp->mf_buffer; | |
5432 char_u salt[50]; | |
6122 | 5433 int method_nr; |
2267 | 5434 char_u *key; |
5435 char_u *seed; | |
5436 | |
5437 if (reading && mfp->mf_old_key != NULL) | |
5438 { | |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
5439 // Reading back blocks with the previous key/method/seed. |
6122 | 5440 method_nr = mfp->mf_old_cm; |
2267 | 5441 key = mfp->mf_old_key; |
5442 seed = mfp->mf_old_seed; | |
5443 } | |
5444 else | |
5445 { | |
6122 | 5446 method_nr = crypt_get_method_nr(buf); |
2267 | 5447 key = buf->b_p_key; |
5448 seed = mfp->mf_seed; | |
5449 } | |
6817 | 5450 if (*key == NUL) |
5451 return NULL; | |
2267 | 5452 |
6122 | 5453 if (method_nr == CRYPT_M_ZIP) |
2267 | 5454 { |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
5455 // For PKzip: Append the offset to the key, so that we use a different |
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
5456 // key for every block. |
2267 | 5457 vim_snprintf((char *)salt, sizeof(salt), "%s%ld", key, (long)offset); |
6122 | 5458 return crypt_create(method_nr, salt, NULL, 0, NULL, 0); |
2267 | 5459 } |
6122 | 5460 |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
5461 // Using blowfish or better: add salt and seed. We use the byte offset |
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
5462 // of the block for the salt. |
6122 | 5463 vim_snprintf((char *)salt, sizeof(salt), "%ld", (long)offset); |
5464 return crypt_create(method_nr, key, salt, (int)STRLEN(salt), | |
24970
7e9e53a0368f
patch 8.2.3022: available encryption methods are not strong enough
Bram Moolenaar <Bram@vim.org>
parents:
24856
diff
changeset
|
5465 seed, MF_SEED_LEN); |
2267 | 5466 } |
5467 | |
5468 #endif | |
5469 | |
5470 | |
7 | 5471 #if defined(FEAT_BYTEOFF) || defined(PROTO) |
5472 | |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
5473 #define MLCS_MAXL 800 // max no of lines in chunk |
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
5474 #define MLCS_MINL 400 // should be half of MLCS_MAXL |
7 | 5475 |
5476 /* | |
2407
6bc102a4bff8
Fix memory access to 'cryptmethod' during recovery. (Dominique Pelle)
Bram Moolenaar <bram@vim.org>
parents:
2394
diff
changeset
|
5477 * Keep information for finding byte offset of a line, updtype may be one of: |
7 | 5478 * ML_CHNK_ADDLINE: Add len to parent chunk, possibly splitting it |
5479 * Careful: ML_CHNK_ADDLINE may cause ml_find_line() to be called. | |
5480 * ML_CHNK_DELLINE: Subtract len from parent chunk, possibly deleting it | |
5481 * ML_CHNK_UPDLINE: Add len to parent chunk, as a signed entity. | |
5482 */ | |
5483 static void | |
7827
41789f16d6b2
commit https://github.com/vim/vim/commit/52ea13da0fe86df1abf34de52841e367035170c0
Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
5484 ml_updatechunk( |
41789f16d6b2
commit https://github.com/vim/vim/commit/52ea13da0fe86df1abf34de52841e367035170c0
Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
5485 buf_T *buf, |
41789f16d6b2
commit https://github.com/vim/vim/commit/52ea13da0fe86df1abf34de52841e367035170c0
Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
5486 linenr_T line, |
41789f16d6b2
commit https://github.com/vim/vim/commit/52ea13da0fe86df1abf34de52841e367035170c0
Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
5487 long len, |
41789f16d6b2
commit https://github.com/vim/vim/commit/52ea13da0fe86df1abf34de52841e367035170c0
Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
5488 int updtype) |
7 | 5489 { |
5490 static buf_T *ml_upd_lastbuf = NULL; | |
5491 static linenr_T ml_upd_lastline; | |
5492 static linenr_T ml_upd_lastcurline; | |
5493 static int ml_upd_lastcurix; | |
5494 | |
5495 linenr_T curline = ml_upd_lastcurline; | |
5496 int curix = ml_upd_lastcurix; | |
5497 long size; | |
5498 chunksize_T *curchnk; | |
5499 int rest; | |
5500 bhdr_T *hp; | |
5501 DATA_BL *dp; | |
5502 | |
5503 if (buf->b_ml.ml_usedchunks == -1 || len == 0) | |
5504 return; | |
5505 if (buf->b_ml.ml_chunksize == NULL) | |
5506 { | |
16825
ce04ebdf26b8
patch 8.1.1414: alloc() returning "char_u *" causes a lot of type casts
Bram Moolenaar <Bram@vim.org>
parents:
16786
diff
changeset
|
5507 buf->b_ml.ml_chunksize = ALLOC_MULT(chunksize_T, 100); |
7 | 5508 if (buf->b_ml.ml_chunksize == NULL) |
5509 { | |
5510 buf->b_ml.ml_usedchunks = -1; | |
5511 return; | |
5512 } | |
5513 buf->b_ml.ml_numchunks = 100; | |
5514 buf->b_ml.ml_usedchunks = 1; | |
5515 buf->b_ml.ml_chunksize[0].mlcs_numlines = 1; | |
5516 buf->b_ml.ml_chunksize[0].mlcs_totalsize = 1; | |
5517 } | |
5518 | |
5519 if (updtype == ML_CHNK_UPDLINE && buf->b_ml.ml_line_count == 1) | |
5520 { | |
5521 /* | |
5522 * First line in empty buffer from ml_flush_line() -- reset | |
5523 */ | |
5524 buf->b_ml.ml_usedchunks = 1; | |
5525 buf->b_ml.ml_chunksize[0].mlcs_numlines = 1; | |
15138
9df130fd5e0d
patch 8.1.0579: cannot attach properties to text
Bram Moolenaar <Bram@vim.org>
parents:
14980
diff
changeset
|
5526 buf->b_ml.ml_chunksize[0].mlcs_totalsize = (long)buf->b_ml.ml_line_len; |
7 | 5527 return; |
5528 } | |
5529 | |
5530 /* | |
5531 * Find chunk that our line belongs to, curline will be at start of the | |
5532 * chunk. | |
5533 */ | |
5534 if (buf != ml_upd_lastbuf || line != ml_upd_lastline + 1 | |
5535 || updtype != ML_CHNK_ADDLINE) | |
5536 { | |
5537 for (curline = 1, curix = 0; | |
5538 curix < buf->b_ml.ml_usedchunks - 1 | |
5539 && line >= curline + buf->b_ml.ml_chunksize[curix].mlcs_numlines; | |
5540 curix++) | |
5541 curline += buf->b_ml.ml_chunksize[curix].mlcs_numlines; | |
5542 } | |
14980
c98810dfebaf
patch 8.1.0501: cppcheck warns for using array index before bounds check
Bram Moolenaar <Bram@vim.org>
parents:
14923
diff
changeset
|
5543 else if (curix < buf->b_ml.ml_usedchunks - 1 |
c98810dfebaf
patch 8.1.0501: cppcheck warns for using array index before bounds check
Bram Moolenaar <Bram@vim.org>
parents:
14923
diff
changeset
|
5544 && line >= curline + buf->b_ml.ml_chunksize[curix].mlcs_numlines) |
7 | 5545 { |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
5546 // Adjust cached curix & curline |
7 | 5547 curline += buf->b_ml.ml_chunksize[curix].mlcs_numlines; |
5548 curix++; | |
5549 } | |
5550 curchnk = buf->b_ml.ml_chunksize + curix; | |
5551 | |
5552 if (updtype == ML_CHNK_DELLINE) | |
1030 | 5553 len = -len; |
7 | 5554 curchnk->mlcs_totalsize += len; |
5555 if (updtype == ML_CHNK_ADDLINE) | |
5556 { | |
5557 curchnk->mlcs_numlines++; | |
5558 | |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
5559 // May resize here so we don't have to do it in both cases below |
7 | 5560 if (buf->b_ml.ml_usedchunks + 1 >= buf->b_ml.ml_numchunks) |
5561 { | |
6596 | 5562 chunksize_T *t_chunksize = buf->b_ml.ml_chunksize; |
5563 | |
7 | 5564 buf->b_ml.ml_numchunks = buf->b_ml.ml_numchunks * 3 / 2; |
21915
2559dc02bd64
patch 8.2.1507: using malloc() directly
Bram Moolenaar <Bram@vim.org>
parents:
21337
diff
changeset
|
5565 buf->b_ml.ml_chunksize = vim_realloc(buf->b_ml.ml_chunksize, |
7 | 5566 sizeof(chunksize_T) * buf->b_ml.ml_numchunks); |
5567 if (buf->b_ml.ml_chunksize == NULL) | |
5568 { | |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
5569 // Hmmmm, Give up on offset for this buffer |
6596 | 5570 vim_free(t_chunksize); |
7 | 5571 buf->b_ml.ml_usedchunks = -1; |
5572 return; | |
5573 } | |
5574 } | |
5575 | |
5576 if (buf->b_ml.ml_chunksize[curix].mlcs_numlines >= MLCS_MAXL) | |
5577 { | |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
5578 int count; // number of entries in block |
7 | 5579 int idx; |
15255
19e79a1ed6b6
patch 8.1.0636: line2byte() gives wrong values with text properties
Bram Moolenaar <Bram@vim.org>
parents:
15182
diff
changeset
|
5580 int end_idx; |
7 | 5581 int text_end; |
5582 int linecnt; | |
5583 | |
5584 mch_memmove(buf->b_ml.ml_chunksize + curix + 1, | |
5585 buf->b_ml.ml_chunksize + curix, | |
5586 (buf->b_ml.ml_usedchunks - curix) * | |
5587 sizeof(chunksize_T)); | |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
5588 // Compute length of first half of lines in the split chunk |
7 | 5589 size = 0; |
5590 linecnt = 0; | |
5591 while (curline < buf->b_ml.ml_line_count | |
5592 && linecnt < MLCS_MINL) | |
5593 { | |
5594 if ((hp = ml_find_line(buf, curline, ML_FIND)) == NULL) | |
5595 { | |
5596 buf->b_ml.ml_usedchunks = -1; | |
5597 return; | |
5598 } | |
5599 dp = (DATA_BL *)(hp->bh_data); | |
5600 count = (long)(buf->b_ml.ml_locked_high) - | |
5601 (long)(buf->b_ml.ml_locked_low) + 1; | |
5602 idx = curline - buf->b_ml.ml_locked_low; | |
5603 curline = buf->b_ml.ml_locked_high + 1; | |
15255
19e79a1ed6b6
patch 8.1.0636: line2byte() gives wrong values with text properties
Bram Moolenaar <Bram@vim.org>
parents:
15182
diff
changeset
|
5604 |
19e79a1ed6b6
patch 8.1.0636: line2byte() gives wrong values with text properties
Bram Moolenaar <Bram@vim.org>
parents:
15182
diff
changeset
|
5605 // compute index of last line to use in this MEMLINE |
7 | 5606 rest = count - idx; |
5607 if (linecnt + rest > MLCS_MINL) | |
5608 { | |
15255
19e79a1ed6b6
patch 8.1.0636: line2byte() gives wrong values with text properties
Bram Moolenaar <Bram@vim.org>
parents:
15182
diff
changeset
|
5609 end_idx = idx + MLCS_MINL - linecnt - 1; |
7 | 5610 linecnt = MLCS_MINL; |
5611 } | |
5612 else | |
5613 { | |
15255
19e79a1ed6b6
patch 8.1.0636: line2byte() gives wrong values with text properties
Bram Moolenaar <Bram@vim.org>
parents:
15182
diff
changeset
|
5614 end_idx = count - 1; |
7 | 5615 linecnt += rest; |
5616 } | |
18763
49b78d6465e5
patch 8.1.2371: FEAT_TEXT_PROP is a confusing name
Bram Moolenaar <Bram@vim.org>
parents:
18498
diff
changeset
|
5617 #ifdef FEAT_PROP_POPUP |
15255
19e79a1ed6b6
patch 8.1.0636: line2byte() gives wrong values with text properties
Bram Moolenaar <Bram@vim.org>
parents:
15182
diff
changeset
|
5618 if (buf->b_has_textprop) |
19e79a1ed6b6
patch 8.1.0636: line2byte() gives wrong values with text properties
Bram Moolenaar <Bram@vim.org>
parents:
15182
diff
changeset
|
5619 { |
19e79a1ed6b6
patch 8.1.0636: line2byte() gives wrong values with text properties
Bram Moolenaar <Bram@vim.org>
parents:
15182
diff
changeset
|
5620 int i; |
19e79a1ed6b6
patch 8.1.0636: line2byte() gives wrong values with text properties
Bram Moolenaar <Bram@vim.org>
parents:
15182
diff
changeset
|
5621 |
19e79a1ed6b6
patch 8.1.0636: line2byte() gives wrong values with text properties
Bram Moolenaar <Bram@vim.org>
parents:
15182
diff
changeset
|
5622 // We cannot use the text pointers to get the text length, |
19e79a1ed6b6
patch 8.1.0636: line2byte() gives wrong values with text properties
Bram Moolenaar <Bram@vim.org>
parents:
15182
diff
changeset
|
5623 // the text prop info would also be counted. Go over the |
19e79a1ed6b6
patch 8.1.0636: line2byte() gives wrong values with text properties
Bram Moolenaar <Bram@vim.org>
parents:
15182
diff
changeset
|
5624 // lines. |
19e79a1ed6b6
patch 8.1.0636: line2byte() gives wrong values with text properties
Bram Moolenaar <Bram@vim.org>
parents:
15182
diff
changeset
|
5625 for (i = end_idx; i < idx; ++i) |
15353
21580db06cf3
patch 8.1.0684: warnings from 64-bit compiler
Bram Moolenaar <Bram@vim.org>
parents:
15294
diff
changeset
|
5626 size += (int)STRLEN((char_u *)dp + (dp->db_index[i] & DB_INDEX_MASK)) + 1; |
15255
19e79a1ed6b6
patch 8.1.0636: line2byte() gives wrong values with text properties
Bram Moolenaar <Bram@vim.org>
parents:
15182
diff
changeset
|
5627 } |
19e79a1ed6b6
patch 8.1.0636: line2byte() gives wrong values with text properties
Bram Moolenaar <Bram@vim.org>
parents:
15182
diff
changeset
|
5628 else |
19e79a1ed6b6
patch 8.1.0636: line2byte() gives wrong values with text properties
Bram Moolenaar <Bram@vim.org>
parents:
15182
diff
changeset
|
5629 #endif |
19e79a1ed6b6
patch 8.1.0636: line2byte() gives wrong values with text properties
Bram Moolenaar <Bram@vim.org>
parents:
15182
diff
changeset
|
5630 { |
25624
0ef8ef1af478
patch 8.2.3348: line2byte() returns wrong value after adding textprop
Bram Moolenaar <Bram@vim.org>
parents:
25417
diff
changeset
|
5631 if (idx == 0) // first line in block, text at the end |
15255
19e79a1ed6b6
patch 8.1.0636: line2byte() gives wrong values with text properties
Bram Moolenaar <Bram@vim.org>
parents:
15182
diff
changeset
|
5632 text_end = dp->db_txt_end; |
19e79a1ed6b6
patch 8.1.0636: line2byte() gives wrong values with text properties
Bram Moolenaar <Bram@vim.org>
parents:
15182
diff
changeset
|
5633 else |
19e79a1ed6b6
patch 8.1.0636: line2byte() gives wrong values with text properties
Bram Moolenaar <Bram@vim.org>
parents:
15182
diff
changeset
|
5634 text_end = ((dp->db_index[idx - 1]) & DB_INDEX_MASK); |
19e79a1ed6b6
patch 8.1.0636: line2byte() gives wrong values with text properties
Bram Moolenaar <Bram@vim.org>
parents:
15182
diff
changeset
|
5635 size += text_end - ((dp->db_index[end_idx]) & DB_INDEX_MASK); |
19e79a1ed6b6
patch 8.1.0636: line2byte() gives wrong values with text properties
Bram Moolenaar <Bram@vim.org>
parents:
15182
diff
changeset
|
5636 } |
7 | 5637 } |
5638 buf->b_ml.ml_chunksize[curix].mlcs_numlines = linecnt; | |
5639 buf->b_ml.ml_chunksize[curix + 1].mlcs_numlines -= linecnt; | |
5640 buf->b_ml.ml_chunksize[curix].mlcs_totalsize = size; | |
5641 buf->b_ml.ml_chunksize[curix + 1].mlcs_totalsize -= size; | |
5642 buf->b_ml.ml_usedchunks++; | |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
5643 ml_upd_lastbuf = NULL; // Force recalc of curix & curline |
7 | 5644 return; |
5645 } | |
5646 else if (buf->b_ml.ml_chunksize[curix].mlcs_numlines >= MLCS_MINL | |
5647 && curix == buf->b_ml.ml_usedchunks - 1 | |
5648 && buf->b_ml.ml_line_count - line <= 1) | |
5649 { | |
5650 /* | |
23229
b545334ae654
patch 8.2.2160: various typos
Bram Moolenaar <Bram@vim.org>
parents:
22959
diff
changeset
|
5651 * We are in the last chunk and it is cheap to create a new one |
7 | 5652 * after this. Do it now to avoid the loop above later on |
5653 */ | |
5654 curchnk = buf->b_ml.ml_chunksize + curix + 1; | |
5655 buf->b_ml.ml_usedchunks++; | |
5656 if (line == buf->b_ml.ml_line_count) | |
5657 { | |
5658 curchnk->mlcs_numlines = 0; | |
5659 curchnk->mlcs_totalsize = 0; | |
5660 } | |
5661 else | |
5662 { | |
5663 /* | |
5664 * Line is just prior to last, move count for last | |
5665 * This is the common case when loading a new file | |
5666 */ | |
5667 hp = ml_find_line(buf, buf->b_ml.ml_line_count, ML_FIND); | |
5668 if (hp == NULL) | |
5669 { | |
5670 buf->b_ml.ml_usedchunks = -1; | |
5671 return; | |
5672 } | |
5673 dp = (DATA_BL *)(hp->bh_data); | |
5674 if (dp->db_line_count == 1) | |
5675 rest = dp->db_txt_end - dp->db_txt_start; | |
5676 else | |
5677 rest = | |
5678 ((dp->db_index[dp->db_line_count - 2]) & DB_INDEX_MASK) | |
5679 - dp->db_txt_start; | |
5680 curchnk->mlcs_totalsize = rest; | |
5681 curchnk->mlcs_numlines = 1; | |
5682 curchnk[-1].mlcs_totalsize -= rest; | |
5683 curchnk[-1].mlcs_numlines -= 1; | |
5684 } | |
5685 } | |
5686 } | |
5687 else if (updtype == ML_CHNK_DELLINE) | |
5688 { | |
5689 curchnk->mlcs_numlines--; | |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
5690 ml_upd_lastbuf = NULL; // Force recalc of curix & curline |
7 | 5691 if (curix < (buf->b_ml.ml_usedchunks - 1) |
5692 && (curchnk->mlcs_numlines + curchnk[1].mlcs_numlines) | |
5693 <= MLCS_MINL) | |
5694 { | |
5695 curix++; | |
5696 curchnk = buf->b_ml.ml_chunksize + curix; | |
5697 } | |
5698 else if (curix == 0 && curchnk->mlcs_numlines <= 0) | |
5699 { | |
5700 buf->b_ml.ml_usedchunks--; | |
5701 mch_memmove(buf->b_ml.ml_chunksize, buf->b_ml.ml_chunksize + 1, | |
5702 buf->b_ml.ml_usedchunks * sizeof(chunksize_T)); | |
5703 return; | |
5704 } | |
5705 else if (curix == 0 || (curchnk->mlcs_numlines > 10 | |
5706 && (curchnk->mlcs_numlines + curchnk[-1].mlcs_numlines) | |
5707 > MLCS_MINL)) | |
5708 { | |
5709 return; | |
5710 } | |
5711 | |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
5712 // Collapse chunks |
7 | 5713 curchnk[-1].mlcs_numlines += curchnk->mlcs_numlines; |
5714 curchnk[-1].mlcs_totalsize += curchnk->mlcs_totalsize; | |
5715 buf->b_ml.ml_usedchunks--; | |
5716 if (curix < buf->b_ml.ml_usedchunks) | |
5717 { | |
5718 mch_memmove(buf->b_ml.ml_chunksize + curix, | |
5719 buf->b_ml.ml_chunksize + curix + 1, | |
5720 (buf->b_ml.ml_usedchunks - curix) * | |
5721 sizeof(chunksize_T)); | |
5722 } | |
5723 return; | |
5724 } | |
5725 ml_upd_lastbuf = buf; | |
5726 ml_upd_lastline = line; | |
5727 ml_upd_lastcurline = curline; | |
5728 ml_upd_lastcurix = curix; | |
5729 } | |
5730 | |
5731 /* | |
5732 * Find offset for line or line with offset. | |
169 | 5733 * Find line with offset if "lnum" is 0; return remaining offset in offp |
5734 * Find offset of line if "lnum" > 0 | |
7 | 5735 * return -1 if information is not available |
5736 */ | |
5737 long | |
7827
41789f16d6b2
commit https://github.com/vim/vim/commit/52ea13da0fe86df1abf34de52841e367035170c0
Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
5738 ml_find_line_or_offset(buf_T *buf, linenr_T lnum, long *offp) |
7 | 5739 { |
5740 linenr_T curline; | |
5741 int curix; | |
5742 long size; | |
5743 bhdr_T *hp; | |
5744 DATA_BL *dp; | |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
5745 int count; // number of entries in block |
7 | 5746 int idx; |
5747 int start_idx; | |
5748 int text_end; | |
5749 long offset; | |
5750 int len; | |
5751 int ffdos = (get_fileformat(buf) == EOL_DOS); | |
5752 int extra = 0; | |
5753 | |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
5754 // take care of cached line first |
169 | 5755 ml_flush_line(curbuf); |
5756 | |
7 | 5757 if (buf->b_ml.ml_usedchunks == -1 |
5758 || buf->b_ml.ml_chunksize == NULL | |
169 | 5759 || lnum < 0) |
7 | 5760 return -1; |
5761 | |
5762 if (offp == NULL) | |
5763 offset = 0; | |
5764 else | |
5765 offset = *offp; | |
169 | 5766 if (lnum == 0 && offset <= 0) |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
5767 return 1; // Not a "find offset" and offset 0 _must_ be in line 1 |
7 | 5768 /* |
5769 * Find the last chunk before the one containing our line. Last chunk is | |
25624
0ef8ef1af478
patch 8.2.3348: line2byte() returns wrong value after adding textprop
Bram Moolenaar <Bram@vim.org>
parents:
25417
diff
changeset
|
5770 * special because it will never qualify. |
7 | 5771 */ |
5772 curline = 1; | |
5773 curix = size = 0; | |
5774 while (curix < buf->b_ml.ml_usedchunks - 1 | |
169 | 5775 && ((lnum != 0 |
5776 && lnum >= curline + buf->b_ml.ml_chunksize[curix].mlcs_numlines) | |
7 | 5777 || (offset != 0 |
5778 && offset > size + buf->b_ml.ml_chunksize[curix].mlcs_totalsize | |
5779 + ffdos * buf->b_ml.ml_chunksize[curix].mlcs_numlines))) | |
5780 { | |
5781 curline += buf->b_ml.ml_chunksize[curix].mlcs_numlines; | |
5782 size += buf->b_ml.ml_chunksize[curix].mlcs_totalsize; | |
5783 if (offset && ffdos) | |
5784 size += buf->b_ml.ml_chunksize[curix].mlcs_numlines; | |
5785 curix++; | |
5786 } | |
5787 | |
169 | 5788 while ((lnum != 0 && curline < lnum) || (offset != 0 && size < offset)) |
7 | 5789 { |
23776
9f692a75d481
patch 8.2.2429: :goto does not work correctly with text properties
Bram Moolenaar <Bram@vim.org>
parents:
23229
diff
changeset
|
5790 #ifdef FEAT_PROP_POPUP |
9f692a75d481
patch 8.2.2429: :goto does not work correctly with text properties
Bram Moolenaar <Bram@vim.org>
parents:
23229
diff
changeset
|
5791 size_t textprop_total = 0; |
9f692a75d481
patch 8.2.2429: :goto does not work correctly with text properties
Bram Moolenaar <Bram@vim.org>
parents:
23229
diff
changeset
|
5792 #endif |
9f692a75d481
patch 8.2.2429: :goto does not work correctly with text properties
Bram Moolenaar <Bram@vim.org>
parents:
23229
diff
changeset
|
5793 |
7 | 5794 if (curline > buf->b_ml.ml_line_count |
5795 || (hp = ml_find_line(buf, curline, ML_FIND)) == NULL) | |
5796 return -1; | |
5797 dp = (DATA_BL *)(hp->bh_data); | |
5798 count = (long)(buf->b_ml.ml_locked_high) - | |
5799 (long)(buf->b_ml.ml_locked_low) + 1; | |
5800 start_idx = idx = curline - buf->b_ml.ml_locked_low; | |
19110
e40814841406
patch 8.2.0115: byte2line() does not work correctly with text properties
Bram Moolenaar <Bram@vim.org>
parents:
18800
diff
changeset
|
5801 if (idx == 0) // first line in block, text at the end |
7 | 5802 text_end = dp->db_txt_end; |
5803 else | |
5804 text_end = ((dp->db_index[idx - 1]) & DB_INDEX_MASK); | |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
5805 // Compute index of last line to use in this MEMLINE |
169 | 5806 if (lnum != 0) |
7 | 5807 { |
169 | 5808 if (curline + (count - idx) >= lnum) |
5809 idx += lnum - curline - 1; | |
7 | 5810 else |
5811 idx = count - 1; | |
5812 } | |
5813 else | |
5814 { | |
5815 extra = 0; | |
19110
e40814841406
patch 8.2.0115: byte2line() does not work correctly with text properties
Bram Moolenaar <Bram@vim.org>
parents:
18800
diff
changeset
|
5816 for (;;) |
7 | 5817 { |
19110
e40814841406
patch 8.2.0115: byte2line() does not work correctly with text properties
Bram Moolenaar <Bram@vim.org>
parents:
18800
diff
changeset
|
5818 #ifdef FEAT_PROP_POPUP |
23776
9f692a75d481
patch 8.2.2429: :goto does not work correctly with text properties
Bram Moolenaar <Bram@vim.org>
parents:
23229
diff
changeset
|
5819 size_t textprop_size = 0; |
9f692a75d481
patch 8.2.2429: :goto does not work correctly with text properties
Bram Moolenaar <Bram@vim.org>
parents:
23229
diff
changeset
|
5820 |
19110
e40814841406
patch 8.2.0115: byte2line() does not work correctly with text properties
Bram Moolenaar <Bram@vim.org>
parents:
18800
diff
changeset
|
5821 if (buf->b_has_textprop) |
e40814841406
patch 8.2.0115: byte2line() does not work correctly with text properties
Bram Moolenaar <Bram@vim.org>
parents:
18800
diff
changeset
|
5822 { |
23776
9f692a75d481
patch 8.2.2429: :goto does not work correctly with text properties
Bram Moolenaar <Bram@vim.org>
parents:
23229
diff
changeset
|
5823 char_u *l1, *l2; |
9f692a75d481
patch 8.2.2429: :goto does not work correctly with text properties
Bram Moolenaar <Bram@vim.org>
parents:
23229
diff
changeset
|
5824 |
19110
e40814841406
patch 8.2.0115: byte2line() does not work correctly with text properties
Bram Moolenaar <Bram@vim.org>
parents:
18800
diff
changeset
|
5825 // compensate for the extra bytes taken by textprops |
e40814841406
patch 8.2.0115: byte2line() does not work correctly with text properties
Bram Moolenaar <Bram@vim.org>
parents:
18800
diff
changeset
|
5826 l1 = (char_u *)dp + ((dp->db_index[idx]) & DB_INDEX_MASK); |
e40814841406
patch 8.2.0115: byte2line() does not work correctly with text properties
Bram Moolenaar <Bram@vim.org>
parents:
18800
diff
changeset
|
5827 l2 = (char_u *)dp + (idx == 0 ? dp->db_txt_end |
e40814841406
patch 8.2.0115: byte2line() does not work correctly with text properties
Bram Moolenaar <Bram@vim.org>
parents:
18800
diff
changeset
|
5828 : ((dp->db_index[idx - 1]) & DB_INDEX_MASK)); |
e40814841406
patch 8.2.0115: byte2line() does not work correctly with text properties
Bram Moolenaar <Bram@vim.org>
parents:
18800
diff
changeset
|
5829 textprop_size = (l2 - l1) - (STRLEN(l1) + 1); |
e40814841406
patch 8.2.0115: byte2line() does not work correctly with text properties
Bram Moolenaar <Bram@vim.org>
parents:
18800
diff
changeset
|
5830 } |
e40814841406
patch 8.2.0115: byte2line() does not work correctly with text properties
Bram Moolenaar <Bram@vim.org>
parents:
18800
diff
changeset
|
5831 #endif |
e40814841406
patch 8.2.0115: byte2line() does not work correctly with text properties
Bram Moolenaar <Bram@vim.org>
parents:
18800
diff
changeset
|
5832 if (!(offset >= size |
e40814841406
patch 8.2.0115: byte2line() does not work correctly with text properties
Bram Moolenaar <Bram@vim.org>
parents:
18800
diff
changeset
|
5833 + text_end - (int)((dp->db_index[idx]) & DB_INDEX_MASK) |
e40814841406
patch 8.2.0115: byte2line() does not work correctly with text properties
Bram Moolenaar <Bram@vim.org>
parents:
18800
diff
changeset
|
5834 #ifdef FEAT_PROP_POPUP |
19133
dc6a0b05b082
patch 8.2.0126: textprop test fails
Bram Moolenaar <Bram@vim.org>
parents:
19129
diff
changeset
|
5835 - (long)(textprop_total + textprop_size) |
19110
e40814841406
patch 8.2.0115: byte2line() does not work correctly with text properties
Bram Moolenaar <Bram@vim.org>
parents:
18800
diff
changeset
|
5836 #endif |
e40814841406
patch 8.2.0115: byte2line() does not work correctly with text properties
Bram Moolenaar <Bram@vim.org>
parents:
18800
diff
changeset
|
5837 + ffdos)) |
e40814841406
patch 8.2.0115: byte2line() does not work correctly with text properties
Bram Moolenaar <Bram@vim.org>
parents:
18800
diff
changeset
|
5838 break; |
e40814841406
patch 8.2.0115: byte2line() does not work correctly with text properties
Bram Moolenaar <Bram@vim.org>
parents:
18800
diff
changeset
|
5839 |
7 | 5840 if (ffdos) |
5841 size++; | |
19110
e40814841406
patch 8.2.0115: byte2line() does not work correctly with text properties
Bram Moolenaar <Bram@vim.org>
parents:
18800
diff
changeset
|
5842 #ifdef FEAT_PROP_POPUP |
e40814841406
patch 8.2.0115: byte2line() does not work correctly with text properties
Bram Moolenaar <Bram@vim.org>
parents:
18800
diff
changeset
|
5843 textprop_total += textprop_size; |
e40814841406
patch 8.2.0115: byte2line() does not work correctly with text properties
Bram Moolenaar <Bram@vim.org>
parents:
18800
diff
changeset
|
5844 #endif |
7 | 5845 if (idx == count - 1) |
5846 { | |
5847 extra = 1; | |
5848 break; | |
5849 } | |
5850 idx++; | |
5851 } | |
5852 } | |
18763
49b78d6465e5
patch 8.1.2371: FEAT_TEXT_PROP is a confusing name
Bram Moolenaar <Bram@vim.org>
parents:
18498
diff
changeset
|
5853 #ifdef FEAT_PROP_POPUP |
23776
9f692a75d481
patch 8.2.2429: :goto does not work correctly with text properties
Bram Moolenaar <Bram@vim.org>
parents:
23229
diff
changeset
|
5854 if (buf->b_has_textprop && lnum != 0) |
15255
19e79a1ed6b6
patch 8.1.0636: line2byte() gives wrong values with text properties
Bram Moolenaar <Bram@vim.org>
parents:
15182
diff
changeset
|
5855 { |
19e79a1ed6b6
patch 8.1.0636: line2byte() gives wrong values with text properties
Bram Moolenaar <Bram@vim.org>
parents:
15182
diff
changeset
|
5856 int i; |
19e79a1ed6b6
patch 8.1.0636: line2byte() gives wrong values with text properties
Bram Moolenaar <Bram@vim.org>
parents:
15182
diff
changeset
|
5857 |
19e79a1ed6b6
patch 8.1.0636: line2byte() gives wrong values with text properties
Bram Moolenaar <Bram@vim.org>
parents:
15182
diff
changeset
|
5858 // cannot use the db_index pointer, need to get the actual text |
19e79a1ed6b6
patch 8.1.0636: line2byte() gives wrong values with text properties
Bram Moolenaar <Bram@vim.org>
parents:
15182
diff
changeset
|
5859 // lengths. |
19e79a1ed6b6
patch 8.1.0636: line2byte() gives wrong values with text properties
Bram Moolenaar <Bram@vim.org>
parents:
15182
diff
changeset
|
5860 len = 0; |
19e79a1ed6b6
patch 8.1.0636: line2byte() gives wrong values with text properties
Bram Moolenaar <Bram@vim.org>
parents:
15182
diff
changeset
|
5861 for (i = start_idx; i <= idx; ++i) |
23776
9f692a75d481
patch 8.2.2429: :goto does not work correctly with text properties
Bram Moolenaar <Bram@vim.org>
parents:
23229
diff
changeset
|
5862 { |
9f692a75d481
patch 8.2.2429: :goto does not work correctly with text properties
Bram Moolenaar <Bram@vim.org>
parents:
23229
diff
changeset
|
5863 char_u *p = (char_u *)dp + ((dp->db_index[i]) & DB_INDEX_MASK); |
9f692a75d481
patch 8.2.2429: :goto does not work correctly with text properties
Bram Moolenaar <Bram@vim.org>
parents:
23229
diff
changeset
|
5864 len += (int)STRLEN(p) + 1; |
9f692a75d481
patch 8.2.2429: :goto does not work correctly with text properties
Bram Moolenaar <Bram@vim.org>
parents:
23229
diff
changeset
|
5865 } |
15255
19e79a1ed6b6
patch 8.1.0636: line2byte() gives wrong values with text properties
Bram Moolenaar <Bram@vim.org>
parents:
15182
diff
changeset
|
5866 } |
19e79a1ed6b6
patch 8.1.0636: line2byte() gives wrong values with text properties
Bram Moolenaar <Bram@vim.org>
parents:
15182
diff
changeset
|
5867 else |
19e79a1ed6b6
patch 8.1.0636: line2byte() gives wrong values with text properties
Bram Moolenaar <Bram@vim.org>
parents:
15182
diff
changeset
|
5868 #endif |
23776
9f692a75d481
patch 8.2.2429: :goto does not work correctly with text properties
Bram Moolenaar <Bram@vim.org>
parents:
23229
diff
changeset
|
5869 len = text_end - ((dp->db_index[idx]) & DB_INDEX_MASK) |
9f692a75d481
patch 8.2.2429: :goto does not work correctly with text properties
Bram Moolenaar <Bram@vim.org>
parents:
23229
diff
changeset
|
5870 #ifdef FEAT_PROP_POPUP |
9f692a75d481
patch 8.2.2429: :goto does not work correctly with text properties
Bram Moolenaar <Bram@vim.org>
parents:
23229
diff
changeset
|
5871 - (long)textprop_total |
9f692a75d481
patch 8.2.2429: :goto does not work correctly with text properties
Bram Moolenaar <Bram@vim.org>
parents:
23229
diff
changeset
|
5872 #endif |
9f692a75d481
patch 8.2.2429: :goto does not work correctly with text properties
Bram Moolenaar <Bram@vim.org>
parents:
23229
diff
changeset
|
5873 ; |
7 | 5874 size += len; |
5875 if (offset != 0 && size >= offset) | |
5876 { | |
5877 if (size + ffdos == offset) | |
5878 *offp = 0; | |
5879 else if (idx == start_idx) | |
5880 *offp = offset - size + len; | |
5881 else | |
5882 *offp = offset - size + len | |
23776
9f692a75d481
patch 8.2.2429: :goto does not work correctly with text properties
Bram Moolenaar <Bram@vim.org>
parents:
23229
diff
changeset
|
5883 - (text_end - ((dp->db_index[idx - 1]) & DB_INDEX_MASK)) |
9f692a75d481
patch 8.2.2429: :goto does not work correctly with text properties
Bram Moolenaar <Bram@vim.org>
parents:
23229
diff
changeset
|
5884 #ifdef FEAT_PROP_POPUP |
9f692a75d481
patch 8.2.2429: :goto does not work correctly with text properties
Bram Moolenaar <Bram@vim.org>
parents:
23229
diff
changeset
|
5885 + (long)textprop_total |
9f692a75d481
patch 8.2.2429: :goto does not work correctly with text properties
Bram Moolenaar <Bram@vim.org>
parents:
23229
diff
changeset
|
5886 #endif |
9f692a75d481
patch 8.2.2429: :goto does not work correctly with text properties
Bram Moolenaar <Bram@vim.org>
parents:
23229
diff
changeset
|
5887 ; |
7 | 5888 curline += idx - start_idx + extra; |
5889 if (curline > buf->b_ml.ml_line_count) | |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
5890 return -1; // exactly one byte beyond the end |
7 | 5891 return curline; |
5892 } | |
5893 curline = buf->b_ml.ml_locked_high + 1; | |
5894 } | |
5895 | |
169 | 5896 if (lnum != 0) |
20 | 5897 { |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
5898 // Count extra CR characters. |
20 | 5899 if (ffdos) |
169 | 5900 size += lnum - 1; |
20 | 5901 |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
5902 // Don't count the last line break if 'noeol' and ('bin' or |
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
5903 // 'nofixeol'). |
6933 | 5904 if ((!buf->b_p_fixeol || buf->b_p_bin) && !buf->b_p_eol |
14579
23d6d9e9ae3e
patch 8.1.0303: line2byte() is wrong for last line with 'noeol'
Christian Brabandt <cb@256bit.org>
parents:
14475
diff
changeset
|
5905 && lnum > buf->b_ml.ml_line_count) |
20 | 5906 size -= ffdos + 1; |
5907 } | |
5908 | |
7 | 5909 return size; |
5910 } | |
5911 | |
5912 /* | |
5913 * Goto byte in buffer with offset 'cnt'. | |
5914 */ | |
5915 void | |
7827
41789f16d6b2
commit https://github.com/vim/vim/commit/52ea13da0fe86df1abf34de52841e367035170c0
Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
5916 goto_byte(long cnt) |
7 | 5917 { |
5918 long boff = cnt; | |
5919 linenr_T lnum; | |
5920 | |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
5921 ml_flush_line(curbuf); // cached line may be dirty |
7 | 5922 setpcmark(); |
5923 if (boff) | |
5924 --boff; | |
5925 lnum = ml_find_line_or_offset(curbuf, (linenr_T)0, &boff); | |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
5926 if (lnum < 1) // past the end |
7 | 5927 { |
5928 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count; | |
5929 curwin->w_curswant = MAXCOL; | |
5930 coladvance((colnr_T)MAXCOL); | |
5931 } | |
5932 else | |
5933 { | |
5934 curwin->w_cursor.lnum = lnum; | |
5935 curwin->w_cursor.col = (colnr_T)boff; | |
572 | 5936 curwin->w_cursor.coladd = 0; |
7 | 5937 curwin->w_set_curswant = TRUE; |
5938 } | |
5939 check_cursor(); | |
5940 | |
18800
f41b55f9357c
patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents:
18763
diff
changeset
|
5941 // Make sure the cursor is on the first byte of a multi-byte char. |
7 | 5942 if (has_mbyte) |
5943 mb_adjust_cursor(); | |
5944 } | |
5945 #endif |