Mercurial > vim
annotate src/memline.c @ 16978:15bc5a64bd50 v8.1.1489
patch 8.1.1489: sign order wrong when priority was changed
commit https://github.com/vim/vim/commit/64416127fc184b5544530afe818722679158f059
Author: Bram Moolenaar <Bram@vim.org>
Date: Fri Jun 7 21:37:13 2019 +0200
patch 8.1.1489: sign order wrong when priority was changed
Problem: Sign order wrong when priority was changed.
Solution: Reorder signs when priority is changed. (Yegappan Lakshmanan,
closes #4502)
author | Bram Moolenaar <Bram@vim.org> |
---|---|
date | Fri, 07 Jun 2019 21:45:05 +0200 |
parents | ce04ebdf26b8 |
children | d5e1e09a829f |
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 | |
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 | |
47 #ifndef UNIX /* it's in os_unix.h for Unix */ | |
48 # include <time.h> | |
49 #endif | |
50 | |
1030 | 51 #if defined(SASC) || defined(__amigaos4__) |
7 | 52 # include <proto/dos.h> /* for Open() and Close() */ |
53 #endif | |
54 | |
55 typedef struct block0 ZERO_BL; /* contents of the first block */ | |
56 typedef struct pointer_block PTR_BL; /* contents of a pointer block */ | |
57 typedef struct data_block DATA_BL; /* contents of a data block */ | |
58 typedef struct pointer_entry PTR_EN; /* block/line-count pair */ | |
59 | |
2267 | 60 #define DATA_ID (('d' << 8) + 'a') /* data block id */ |
61 #define PTR_ID (('p' << 8) + 't') /* pointer block id */ | |
62 #define BLOCK0_ID0 'b' /* block 0 id 0 */ | |
63 #define BLOCK0_ID1 '0' /* block 0 id 1 */ | |
64 #define BLOCK0_ID1_C0 'c' /* block 0 id 1 'cm' 0 */ | |
65 #define BLOCK0_ID1_C1 'C' /* block 0 id 1 'cm' 1 */ | |
6122 | 66 #define BLOCK0_ID1_C2 'd' /* block 0 id 1 'cm' 2 */ |
67 | |
68 #if defined(FEAT_CRYPT) | |
69 static int id1_codes[] = { | |
70 BLOCK0_ID1_C0, /* CRYPT_M_ZIP */ | |
71 BLOCK0_ID1_C1, /* CRYPT_M_BF */ | |
72 BLOCK0_ID1_C2, /* CRYPT_M_BF2 */ | |
73 }; | |
74 #endif | |
7 | 75 |
76 /* | |
77 * pointer to a block, used in a pointer block | |
78 */ | |
79 struct pointer_entry | |
80 { | |
81 blocknr_T pe_bnum; /* block number */ | |
82 linenr_T pe_line_count; /* number of lines in this branch */ | |
83 linenr_T pe_old_lnum; /* lnum for this block (for recovery) */ | |
84 int pe_page_count; /* number of pages in block pe_bnum */ | |
85 }; | |
86 | |
87 /* | |
88 * A pointer block contains a list of branches in the tree. | |
89 */ | |
90 struct pointer_block | |
91 { | |
92 short_u pb_id; /* ID for pointer block: PTR_ID */ | |
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93 short_u pb_count; /* number of pointers in this block */ |
7 | 94 short_u pb_count_max; /* maximum value for pb_count */ |
95 PTR_EN pb_pointer[1]; /* list of pointers to blocks (actually longer) | |
96 * followed by empty space until end of page */ | |
97 }; | |
98 | |
99 /* | |
100 * A data block is a leaf in the tree. | |
101 * | |
102 * The text of the lines is at the end of the block. The text of the first line | |
103 * in the block is put at the end, the text of the second line in front of it, | |
104 * etc. Thus the order of the lines is the opposite of the line number. | |
105 */ | |
106 struct data_block | |
107 { | |
108 short_u db_id; /* ID for data block: DATA_ID */ | |
109 unsigned db_free; /* free space available */ | |
110 unsigned db_txt_start; /* byte where text starts */ | |
111 unsigned db_txt_end; /* byte just after data block */ | |
112 linenr_T db_line_count; /* number of lines in this block */ | |
113 unsigned db_index[1]; /* index for start of line (actually bigger) | |
114 * followed by empty space upto db_txt_start | |
115 * followed by the text in the lines until | |
116 * end of page */ | |
117 }; | |
118 | |
119 /* | |
120 * The low bits of db_index hold the actual index. The topmost bit is | |
121 * used for the global command to be able to mark a line. | |
122 * This method is not clean, but otherwise there would be at least one extra | |
123 * byte used for each line. | |
124 * The mark has to be in this place to keep it with the correct line when other | |
125 * lines are inserted or deleted. | |
126 */ | |
127 #define DB_MARKED ((unsigned)1 << ((sizeof(unsigned) * 8) - 1)) | |
128 #define DB_INDEX_MASK (~DB_MARKED) | |
129 | |
130 #define INDEX_SIZE (sizeof(unsigned)) /* size of one db_index entry */ | |
131 #define HEADER_SIZE (sizeof(DATA_BL) - INDEX_SIZE) /* size of data block header */ | |
132 | |
39 | 133 #define B0_FNAME_SIZE_ORG 900 /* what it was in older versions */ |
2267 | 134 #define B0_FNAME_SIZE_NOCRYPT 898 /* 2 bytes used for other things */ |
135 #define B0_FNAME_SIZE_CRYPT 890 /* 10 bytes used for other things */ | |
39 | 136 #define B0_UNAME_SIZE 40 |
137 #define B0_HNAME_SIZE 40 | |
7 | 138 /* |
139 * Restrict the numbers to 32 bits, otherwise most compilers will complain. | |
140 * This won't detect a 64 bit machine that only swaps a byte in the top 32 | |
141 * bits, but that is crazy anyway. | |
142 */ | |
143 #define B0_MAGIC_LONG 0x30313233L | |
144 #define B0_MAGIC_INT 0x20212223L | |
145 #define B0_MAGIC_SHORT 0x10111213L | |
146 #define B0_MAGIC_CHAR 0x55 | |
147 | |
148 /* | |
149 * Block zero holds all info about the swap file. | |
150 * | |
151 * NOTE: DEFINITION OF BLOCK 0 SHOULD NOT CHANGE! It would make all existing | |
152 * swap files unusable! | |
153 * | |
154 * If size of block0 changes anyway, adjust MIN_SWAP_PAGE_SIZE in vim.h!! | |
155 * | |
1228 | 156 * This block is built up of single bytes, to make it portable across |
7 | 157 * different machines. b0_magic_* is used to check the byte order and size of |
158 * variables, because the rest of the swap file is not portable. | |
159 */ | |
160 struct block0 | |
161 { | |
2267 | 162 char_u b0_id[2]; /* id for block 0: BLOCK0_ID0 and BLOCK0_ID1, |
6122 | 163 * BLOCK0_ID1_C0, BLOCK0_ID1_C1, etc. */ |
7 | 164 char_u b0_version[10]; /* Vim version string */ |
165 char_u b0_page_size[4];/* number of bytes per page */ | |
166 char_u b0_mtime[4]; /* last modification time of file */ | |
167 char_u b0_ino[4]; /* inode of b0_fname */ | |
168 char_u b0_pid[4]; /* process id of creator (or 0) */ | |
169 char_u b0_uname[B0_UNAME_SIZE]; /* name of user (uid if no name) */ | |
170 char_u b0_hname[B0_HNAME_SIZE]; /* host name (if it has a name) */ | |
39 | 171 char_u b0_fname[B0_FNAME_SIZE_ORG]; /* name of file being edited */ |
7 | 172 long b0_magic_long; /* check for byte order of long */ |
173 int b0_magic_int; /* check for byte order of int */ | |
174 short b0_magic_short; /* check for byte order of short */ | |
175 char_u b0_magic_char; /* check for last char */ | |
176 }; | |
39 | 177 |
178 /* | |
625 | 179 * Note: b0_dirty and b0_flags are put at the end of the file name. For very |
39 | 180 * long file names in older versions of Vim they are invalid. |
181 * The 'fileencoding' comes before b0_flags, with a NUL in front. But only | |
182 * when there is room, for very long file names it's omitted. | |
183 */ | |
184 #define B0_DIRTY 0x55 | |
2267 | 185 #define b0_dirty b0_fname[B0_FNAME_SIZE_ORG - 1] |
39 | 186 |
187 /* | |
188 * The b0_flags field is new in Vim 7.0. | |
189 */ | |
2267 | 190 #define b0_flags b0_fname[B0_FNAME_SIZE_ORG - 2] |
191 | |
192 /* | |
193 * Crypt seed goes here, 8 bytes. New in Vim 7.3. | |
194 * Without encryption these bytes may be used for 'fenc'. | |
195 */ | |
196 #define b0_seed b0_fname[B0_FNAME_SIZE_ORG - 2 - MF_SEED_LEN] | |
39 | 197 |
198 /* The lowest two bits contain the fileformat. Zero means it's not set | |
199 * (compatible with Vim 6.x), otherwise it's EOL_UNIX + 1, EOL_DOS + 1 or | |
200 * EOL_MAC + 1. */ | |
201 #define B0_FF_MASK 3 | |
202 | |
203 /* Swap file is in directory of edited file. Used to find the file from | |
204 * different mount points. */ | |
205 #define B0_SAME_DIR 4 | |
206 | |
207 /* The 'fileencoding' is at the end of b0_fname[], with a NUL in front of it. | |
208 * When empty there is only the NUL. */ | |
209 #define B0_HAS_FENC 8 | |
7 | 210 |
211 #define STACK_INCR 5 /* nr of entries added to ml_stack at a time */ | |
212 | |
213 /* | |
214 * The line number where the first mark may be is remembered. | |
215 * If it is 0 there are no marks at all. | |
216 * (always used for the current buffer only, no buffer change possible while | |
217 * executing a global command). | |
218 */ | |
219 static linenr_T lowest_marked = 0; | |
220 | |
221 /* | |
222 * arguments for ml_find_line() | |
223 */ | |
224 #define ML_DELETE 0x11 /* delete line */ | |
225 #define ML_INSERT 0x12 /* insert line */ | |
226 #define ML_FIND 0x13 /* just find the line */ | |
227 #define ML_FLUSH 0x02 /* flush locked block */ | |
228 #define ML_SIMPLE(x) (x & 0x10) /* DEL, INS or FIND */ | |
229 | |
2267 | 230 /* argument for ml_upd_block0() */ |
231 typedef enum { | |
232 UB_FNAME = 0 /* update timestamp and filename */ | |
233 , UB_SAME_DIR /* update the B0_SAME_DIR flag */ | |
234 , UB_CRYPT /* update crypt key */ | |
235 } upd_block0_T; | |
236 | |
237 #ifdef FEAT_CRYPT | |
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238 static void ml_set_b0_crypt(buf_T *buf, ZERO_BL *b0p); |
2267 | 239 #endif |
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240 static void ml_upd_block0(buf_T *buf, upd_block0_T what); |
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241 static void set_b0_fname(ZERO_BL *, buf_T *buf); |
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242 static void set_b0_dir_flag(ZERO_BL *b0p, buf_T *buf); |
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243 static void add_b0_fenc(ZERO_BL *b0p, buf_T *buf); |
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244 static time_t swapfile_info(char_u *); |
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245 static int recov_file_names(char_u **, char_u *, int prepend_dot); |
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246 static int ml_append_int(buf_T *, linenr_T, char_u *, colnr_T, int, int); |
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247 static int ml_delete_int(buf_T *, linenr_T, int); |
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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 */ | |
2267 | 285 buf->b_ml.ml_stack_size = 0; /* no stack yet */ |
625 | 286 buf->b_ml.ml_stack = NULL; /* no stack yet */ |
287 buf->b_ml.ml_stack_top = 0; /* nothing in the stack */ | |
288 buf->b_ml.ml_locked = NULL; /* no cached block */ | |
289 buf->b_ml.ml_line_lnum = 0; /* no cached line */ | |
7 | 290 #ifdef FEAT_BYTEOFF |
625 | 291 buf->b_ml.ml_chunksize = NULL; |
7 | 292 #endif |
293 | |
5737 | 294 if (cmdmod.noswapfile) |
295 buf->b_p_swf = FALSE; | |
296 | |
625 | 297 /* |
298 * When 'updatecount' is non-zero swap file may be opened later. | |
299 */ | |
300 if (p_uc && buf->b_p_swf) | |
301 buf->b_may_swap = TRUE; | |
7 | 302 else |
625 | 303 buf->b_may_swap = FALSE; |
304 | |
305 /* | |
306 * Open the memfile. No swap file is created yet. | |
307 */ | |
7 | 308 mfp = mf_open(NULL, 0); |
309 if (mfp == NULL) | |
310 goto error; | |
311 | |
625 | 312 buf->b_ml.ml_mfp = mfp; |
2267 | 313 #ifdef FEAT_CRYPT |
314 mfp->mf_buffer = buf; | |
315 #endif | |
625 | 316 buf->b_ml.ml_flags = ML_EMPTY; |
317 buf->b_ml.ml_line_count = 1; | |
13 | 318 #ifdef FEAT_LINEBREAK |
319 curwin->w_nrwidth_line_count = 0; | |
320 #endif | |
7 | 321 |
322 /* | |
323 * fill block0 struct and write page 0 | |
324 */ | |
325 if ((hp = mf_new(mfp, FALSE, 1)) == NULL) | |
326 goto error; | |
327 if (hp->bh_bnum != 0) | |
328 { | |
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329 iemsg(_("E298: Didn't get block nr 0?")); |
7 | 330 goto error; |
331 } | |
332 b0p = (ZERO_BL *)(hp->bh_data); | |
333 | |
334 b0p->b0_id[0] = BLOCK0_ID0; | |
335 b0p->b0_id[1] = BLOCK0_ID1; | |
336 b0p->b0_magic_long = (long)B0_MAGIC_LONG; | |
337 b0p->b0_magic_int = (int)B0_MAGIC_INT; | |
338 b0p->b0_magic_short = (short)B0_MAGIC_SHORT; | |
339 b0p->b0_magic_char = B0_MAGIC_CHAR; | |
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340 mch_memmove(b0p->b0_version, "VIM ", 4); |
7 | 341 STRNCPY(b0p->b0_version + 4, Version, 6); |
342 long_to_char((long)mfp->mf_page_size, b0p->b0_page_size); | |
625 | 343 |
800 | 344 #ifdef FEAT_SPELL |
345 if (!buf->b_spell) | |
346 #endif | |
625 | 347 { |
348 b0p->b0_dirty = buf->b_changed ? B0_DIRTY : 0; | |
349 b0p->b0_flags = get_fileformat(buf) + 1; | |
350 set_b0_fname(b0p, buf); | |
351 (void)get_user_name(b0p->b0_uname, B0_UNAME_SIZE); | |
352 b0p->b0_uname[B0_UNAME_SIZE - 1] = NUL; | |
353 mch_get_host_name(b0p->b0_hname, B0_HNAME_SIZE); | |
354 b0p->b0_hname[B0_HNAME_SIZE - 1] = NUL; | |
355 long_to_char(mch_get_pid(), b0p->b0_pid); | |
2267 | 356 #ifdef FEAT_CRYPT |
6122 | 357 ml_set_b0_crypt(buf, b0p); |
2267 | 358 #endif |
625 | 359 } |
7 | 360 |
361 /* | |
362 * Always sync block number 0 to disk, so we can check the file name in | |
2267 | 363 * the swap file in findswapname(). Don't do this for a help files or |
364 * a spell buffer though. | |
7 | 365 * Only works when there's a swapfile, otherwise it's done when the file |
366 * is created. | |
367 */ | |
368 mf_put(mfp, hp, TRUE, FALSE); | |
625 | 369 if (!buf->b_help && !B_SPELL(buf)) |
7 | 370 (void)mf_sync(mfp, 0); |
371 | |
625 | 372 /* |
373 * Fill in root pointer block and write page 1. | |
374 */ | |
7 | 375 if ((hp = ml_new_ptr(mfp)) == NULL) |
376 goto error; | |
377 if (hp->bh_bnum != 1) | |
378 { | |
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379 iemsg(_("E298: Didn't get block nr 1?")); |
7 | 380 goto error; |
381 } | |
382 pp = (PTR_BL *)(hp->bh_data); | |
383 pp->pb_count = 1; | |
384 pp->pb_pointer[0].pe_bnum = 2; | |
385 pp->pb_pointer[0].pe_page_count = 1; | |
386 pp->pb_pointer[0].pe_old_lnum = 1; | |
387 pp->pb_pointer[0].pe_line_count = 1; /* line count after insertion */ | |
388 mf_put(mfp, hp, TRUE, FALSE); | |
389 | |
625 | 390 /* |
391 * Allocate first data block and create an empty line 1. | |
392 */ | |
7 | 393 if ((hp = ml_new_data(mfp, FALSE, 1)) == NULL) |
394 goto error; | |
395 if (hp->bh_bnum != 2) | |
396 { | |
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397 iemsg(_("E298: Didn't get block nr 2?")); |
7 | 398 goto error; |
399 } | |
400 | |
401 dp = (DATA_BL *)(hp->bh_data); | |
402 dp->db_index[0] = --dp->db_txt_start; /* at end of block */ | |
403 dp->db_free -= 1 + INDEX_SIZE; | |
404 dp->db_line_count = 1; | |
2003 | 405 *((char_u *)dp + dp->db_txt_start) = NUL; /* empty line */ |
7 | 406 |
407 return OK; | |
408 | |
409 error: | |
410 if (mfp != NULL) | |
411 { | |
412 if (hp) | |
413 mf_put(mfp, hp, FALSE, FALSE); | |
414 mf_close(mfp, TRUE); /* will also free(mfp->mf_fname) */ | |
415 } | |
625 | 416 buf->b_ml.ml_mfp = NULL; |
7 | 417 return FAIL; |
418 } | |
419 | |
2267 | 420 #if defined(FEAT_CRYPT) || defined(PROTO) |
421 /* | |
6130 | 422 * Prepare encryption for "buf" for the current key and method. |
423 */ | |
424 static void | |
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425 ml_set_mfp_crypt(buf_T *buf) |
6130 | 426 { |
427 if (*buf->b_p_key != NUL) | |
428 { | |
429 int method_nr = crypt_get_method_nr(buf); | |
430 | |
431 if (method_nr > CRYPT_M_ZIP) | |
432 { | |
433 /* Generate a seed and store it in the memfile. */ | |
434 sha2_seed(buf->b_ml.ml_mfp->mf_seed, MF_SEED_LEN, NULL, 0); | |
435 } | |
436 } | |
437 } | |
438 | |
439 /* | |
2267 | 440 * Prepare encryption for "buf" with block 0 "b0p". |
441 */ | |
442 static void | |
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443 ml_set_b0_crypt(buf_T *buf, ZERO_BL *b0p) |
2267 | 444 { |
445 if (*buf->b_p_key == NUL) | |
446 b0p->b0_id[1] = BLOCK0_ID1; | |
447 else | |
448 { | |
6122 | 449 int method_nr = crypt_get_method_nr(buf); |
450 | |
451 b0p->b0_id[1] = id1_codes[method_nr]; | |
452 if (method_nr > CRYPT_M_ZIP) | |
2267 | 453 { |
454 /* Generate a seed and store it in block 0 and in the memfile. */ | |
455 sha2_seed(&b0p->b0_seed, MF_SEED_LEN, NULL, 0); | |
456 mch_memmove(buf->b_ml.ml_mfp->mf_seed, &b0p->b0_seed, MF_SEED_LEN); | |
457 } | |
458 } | |
459 } | |
460 | |
461 /* | |
462 * Called after the crypt key or 'cryptmethod' was changed for "buf". | |
463 * Will apply this to the swapfile. | |
464 * "old_key" is the previous key. It is equal to buf->b_p_key when | |
465 * 'cryptmethod' is changed. | |
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466 * "old_cm" is the previous 'cryptmethod'. It is equal to the current |
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467 * 'cryptmethod' when 'key' is changed. |
2267 | 468 */ |
469 void | |
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470 ml_set_crypt_key( |
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471 buf_T *buf, |
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472 char_u *old_key, |
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473 char_u *old_cm) |
2267 | 474 { |
475 memfile_T *mfp = buf->b_ml.ml_mfp; | |
476 bhdr_T *hp; | |
477 int page_count; | |
478 int idx; | |
479 long error; | |
480 infoptr_T *ip; | |
481 PTR_BL *pp; | |
482 DATA_BL *dp; | |
483 blocknr_T bnum; | |
484 int top; | |
6817 | 485 int old_method; |
2267 | 486 |
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487 if (mfp == NULL) |
2267 | 488 return; /* no memfile yet, nothing to do */ |
6817 | 489 old_method = crypt_method_nr_from_name(old_cm); |
490 | |
491 /* First make sure the swapfile is in a consistent state, using the old | |
492 * key and method. */ | |
493 { | |
494 char_u *new_key = buf->b_p_key; | |
495 char_u *new_buf_cm = buf->b_p_cm; | |
496 | |
497 buf->b_p_key = old_key; | |
498 buf->b_p_cm = old_cm; | |
499 ml_preserve(buf, FALSE); | |
500 buf->b_p_key = new_key; | |
501 buf->b_p_cm = new_buf_cm; | |
502 } | |
2267 | 503 |
504 /* Set the key, method and seed to be used for reading, these must be the | |
505 * old values. */ | |
506 mfp->mf_old_key = old_key; | |
6817 | 507 mfp->mf_old_cm = old_method; |
508 if (old_method > 0 && *old_key != NUL) | |
2267 | 509 mch_memmove(mfp->mf_old_seed, mfp->mf_seed, MF_SEED_LEN); |
510 | |
511 /* Update block 0 with the crypt flag and may set a new seed. */ | |
512 ml_upd_block0(buf, UB_CRYPT); | |
513 | |
514 if (mfp->mf_infile_count > 2) | |
515 { | |
516 /* | |
517 * Need to read back all data blocks from disk, decrypt them with the | |
518 * old key/method and mark them to be written. The algorithm is | |
519 * similar to what happens in ml_recover(), but we skip negative block | |
520 * numbers. | |
521 */ | |
522 ml_flush_line(buf); /* flush buffered line */ | |
523 (void)ml_find_line(buf, (linenr_T)0, ML_FLUSH); /* flush locked block */ | |
524 | |
525 hp = NULL; | |
526 bnum = 1; /* start with block 1 */ | |
527 page_count = 1; /* which is 1 page */ | |
528 idx = 0; /* start with first index in block 1 */ | |
529 error = 0; | |
530 buf->b_ml.ml_stack_top = 0; | |
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531 VIM_CLEAR(buf->b_ml.ml_stack); |
2267 | 532 buf->b_ml.ml_stack_size = 0; /* no stack yet */ |
533 | |
534 for ( ; !got_int; line_breakcheck()) | |
535 { | |
536 if (hp != NULL) | |
537 mf_put(mfp, hp, FALSE, FALSE); /* release previous block */ | |
538 | |
539 /* get the block (pointer or data) */ | |
540 if ((hp = mf_get(mfp, (blocknr_T)bnum, page_count)) == NULL) | |
541 { | |
542 if (bnum == 1) | |
543 break; | |
544 ++error; | |
545 } | |
546 else | |
547 { | |
548 pp = (PTR_BL *)(hp->bh_data); | |
549 if (pp->pb_id == PTR_ID) /* it is a pointer block */ | |
550 { | |
551 if (pp->pb_count == 0) | |
552 { | |
553 /* empty block? */ | |
554 ++error; | |
555 } | |
556 else if (idx < (int)pp->pb_count) /* go a block deeper */ | |
557 { | |
558 if (pp->pb_pointer[idx].pe_bnum < 0) | |
559 { | |
6817 | 560 /* Skip data block with negative block number. |
561 * Should not happen, because of the ml_preserve() | |
562 * above. Get same block again for next index. */ | |
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563 ++idx; |
2267 | 564 continue; |
565 } | |
566 | |
567 /* going one block deeper in the tree, new entry in | |
568 * stack */ | |
569 if ((top = ml_add_stack(buf)) < 0) | |
570 { | |
571 ++error; | |
572 break; /* out of memory */ | |
573 } | |
574 ip = &(buf->b_ml.ml_stack[top]); | |
575 ip->ip_bnum = bnum; | |
576 ip->ip_index = idx; | |
577 | |
578 bnum = pp->pb_pointer[idx].pe_bnum; | |
579 page_count = pp->pb_pointer[idx].pe_page_count; | |
6817 | 580 idx = 0; |
2267 | 581 continue; |
582 } | |
583 } | |
584 else /* not a pointer block */ | |
585 { | |
586 dp = (DATA_BL *)(hp->bh_data); | |
587 if (dp->db_id != DATA_ID) /* block id wrong */ | |
588 ++error; | |
589 else | |
590 { | |
591 /* It is a data block, need to write it back to disk. */ | |
592 mf_put(mfp, hp, TRUE, FALSE); | |
593 hp = NULL; | |
594 } | |
595 } | |
596 } | |
597 | |
598 if (buf->b_ml.ml_stack_top == 0) /* finished */ | |
599 break; | |
600 | |
601 /* go one block up in the tree */ | |
602 ip = &(buf->b_ml.ml_stack[--(buf->b_ml.ml_stack_top)]); | |
603 bnum = ip->ip_bnum; | |
604 idx = ip->ip_index + 1; /* go to next index */ | |
605 page_count = 1; | |
606 } | |
6817 | 607 if (hp != NULL) |
608 mf_put(mfp, hp, FALSE, FALSE); /* release previous block */ | |
2657 | 609 |
610 if (error > 0) | |
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611 emsg(_("E843: Error while updating swap file crypt")); |
2267 | 612 } |
613 | |
614 mfp->mf_old_key = NULL; | |
615 } | |
616 #endif | |
617 | |
7 | 618 /* |
619 * ml_setname() is called when the file name of "buf" has been changed. | |
620 * It may rename the swap file. | |
621 */ | |
622 void | |
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623 ml_setname(buf_T *buf) |
7 | 624 { |
625 int success = FALSE; | |
626 memfile_T *mfp; | |
627 char_u *fname; | |
628 char_u *dirp; | |
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629 #if defined(MSWIN) |
7 | 630 char_u *p; |
631 #endif | |
632 | |
633 mfp = buf->b_ml.ml_mfp; | |
634 if (mfp->mf_fd < 0) /* there is no swap file yet */ | |
635 { | |
636 /* | |
637 * When 'updatecount' is 0 and 'noswapfile' there is no swap file. | |
638 * For help files we will make a swap file now. | |
639 */ | |
5737 | 640 if (p_uc != 0 && !cmdmod.noswapfile) |
7 | 641 ml_open_file(buf); /* create a swap file */ |
642 return; | |
643 } | |
644 | |
645 /* | |
646 * Try all directories in the 'directory' option. | |
647 */ | |
648 dirp = p_dir; | |
649 for (;;) | |
650 { | |
651 if (*dirp == NUL) /* tried all directories, fail */ | |
652 break; | |
43 | 653 fname = findswapname(buf, &dirp, mfp->mf_fname); |
654 /* alloc's fname */ | |
3158 | 655 if (dirp == NULL) /* out of memory */ |
656 break; | |
7 | 657 if (fname == NULL) /* no file name found for this dir */ |
658 continue; | |
659 | |
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660 #if defined(MSWIN) |
7 | 661 /* |
662 * Set full pathname for swap file now, because a ":!cd dir" may | |
663 * change directory without us knowing it. | |
664 */ | |
665 p = FullName_save(fname, FALSE); | |
666 vim_free(fname); | |
667 fname = p; | |
668 if (fname == NULL) | |
669 continue; | |
670 #endif | |
671 /* if the file name is the same we don't have to do anything */ | |
672 if (fnamecmp(fname, mfp->mf_fname) == 0) | |
673 { | |
674 vim_free(fname); | |
675 success = TRUE; | |
676 break; | |
677 } | |
678 /* need to close the swap file before renaming */ | |
679 if (mfp->mf_fd >= 0) | |
680 { | |
681 close(mfp->mf_fd); | |
682 mfp->mf_fd = -1; | |
683 } | |
684 | |
685 /* try to rename the swap file */ | |
686 if (vim_rename(mfp->mf_fname, fname) == 0) | |
687 { | |
688 success = TRUE; | |
689 vim_free(mfp->mf_fname); | |
690 mfp->mf_fname = fname; | |
691 vim_free(mfp->mf_ffname); | |
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692 #if defined(MSWIN) |
7 | 693 mfp->mf_ffname = NULL; /* mf_fname is full pathname already */ |
694 #else | |
695 mf_set_ffname(mfp); | |
696 #endif | |
2267 | 697 ml_upd_block0(buf, UB_SAME_DIR); |
7 | 698 break; |
699 } | |
700 vim_free(fname); /* this fname didn't work, try another */ | |
701 } | |
702 | |
703 if (mfp->mf_fd == -1) /* need to (re)open the swap file */ | |
704 { | |
705 mfp->mf_fd = mch_open((char *)mfp->mf_fname, O_RDWR | O_EXTRA, 0); | |
706 if (mfp->mf_fd < 0) | |
707 { | |
708 /* could not (re)open the swap file, what can we do???? */ | |
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709 emsg(_("E301: Oops, lost the swap file!!!")); |
7 | 710 return; |
711 } | |
2003 | 712 #ifdef HAVE_FD_CLOEXEC |
713 { | |
714 int fdflags = fcntl(mfp->mf_fd, F_GETFD); | |
715 if (fdflags >= 0 && (fdflags & FD_CLOEXEC) == 0) | |
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716 (void)fcntl(mfp->mf_fd, F_SETFD, fdflags | FD_CLOEXEC); |
2003 | 717 } |
718 #endif | |
7 | 719 } |
720 if (!success) | |
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721 emsg(_("E302: Could not rename swap file")); |
7 | 722 } |
723 | |
724 /* | |
725 * Open a file for the memfile for all buffers that are not readonly or have | |
726 * been modified. | |
727 * Used when 'updatecount' changes from zero to non-zero. | |
728 */ | |
729 void | |
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730 ml_open_files(void) |
7 | 731 { |
732 buf_T *buf; | |
733 | |
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734 FOR_ALL_BUFFERS(buf) |
7 | 735 if (!buf->b_p_ro || buf->b_changed) |
736 ml_open_file(buf); | |
737 } | |
738 | |
739 /* | |
740 * Open a swap file for an existing memfile, if there is no swap file yet. | |
741 * If we are unable to find a file name, mf_fname will be NULL | |
742 * and the memfile will be in memory only (no recovery possible). | |
743 */ | |
744 void | |
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745 ml_open_file(buf_T *buf) |
7 | 746 { |
747 memfile_T *mfp; | |
748 char_u *fname; | |
749 char_u *dirp; | |
750 | |
751 mfp = buf->b_ml.ml_mfp; | |
5737 | 752 if (mfp == NULL || mfp->mf_fd >= 0 || !buf->b_p_swf || cmdmod.noswapfile) |
7 | 753 return; /* nothing to do */ |
754 | |
748 | 755 #ifdef FEAT_SPELL |
625 | 756 /* For a spell buffer use a temp file name. */ |
757 if (buf->b_spell) | |
758 { | |
6721 | 759 fname = vim_tempname('s', FALSE); |
625 | 760 if (fname != NULL) |
761 (void)mf_open_file(mfp, fname); /* consumes fname! */ | |
762 buf->b_may_swap = FALSE; | |
763 return; | |
764 } | |
765 #endif | |
766 | |
7 | 767 /* |
768 * Try all directories in 'directory' option. | |
769 */ | |
770 dirp = p_dir; | |
771 for (;;) | |
772 { | |
773 if (*dirp == NUL) | |
774 break; | |
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775 /* There is a small chance that between choosing the swap file name |
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776 * and creating it, another Vim creates the file. In that case the |
7 | 777 * creation will fail and we will use another directory. */ |
43 | 778 fname = findswapname(buf, &dirp, NULL); /* allocates fname */ |
3158 | 779 if (dirp == NULL) |
780 break; /* out of memory */ | |
7 | 781 if (fname == NULL) |
782 continue; | |
783 if (mf_open_file(mfp, fname) == OK) /* consumes fname! */ | |
784 { | |
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785 #if defined(MSWIN) |
7 | 786 /* |
787 * set full pathname for swap file now, because a ":!cd dir" may | |
788 * change directory without us knowing it. | |
789 */ | |
790 mf_fullname(mfp); | |
791 #endif | |
2267 | 792 ml_upd_block0(buf, UB_SAME_DIR); |
39 | 793 |
7 | 794 /* Flush block zero, so others can read it */ |
795 if (mf_sync(mfp, MFS_ZERO) == OK) | |
630 | 796 { |
797 /* Mark all blocks that should be in the swapfile as dirty. | |
798 * Needed for when the 'swapfile' option was reset, so that | |
799 * the swap file was deleted, and then on again. */ | |
800 mf_set_dirty(mfp); | |
7 | 801 break; |
630 | 802 } |
7 | 803 /* Writing block 0 failed: close the file and try another dir */ |
804 mf_close_file(buf, FALSE); | |
805 } | |
806 } | |
807 | |
808 if (mfp->mf_fname == NULL) /* Failed! */ | |
809 { | |
810 need_wait_return = TRUE; /* call wait_return later */ | |
811 ++no_wait_return; | |
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812 (void)semsg(_("E303: Unable to open swap file for \"%s\", recovery impossible"), |
3839 | 813 buf_spname(buf) != NULL ? buf_spname(buf) : buf->b_fname); |
7 | 814 --no_wait_return; |
815 } | |
816 | |
817 /* don't try to open a swap file again */ | |
818 buf->b_may_swap = FALSE; | |
819 } | |
820 | |
821 /* | |
822 * If still need to create a swap file, and starting to edit a not-readonly | |
823 * file, or reading into an existing buffer, create a swap file now. | |
824 */ | |
825 void | |
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826 check_need_swap( |
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827 int newfile) // reading file into new buffer |
7 | 828 { |
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829 int old_msg_silent = msg_silent; // might be reset by an E325 message |
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830 |
7 | 831 if (curbuf->b_may_swap && (!curbuf->b_p_ro || !newfile)) |
832 ml_open_file(curbuf); | |
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833 msg_silent = old_msg_silent; |
7 | 834 } |
835 | |
836 /* | |
837 * Close memline for buffer 'buf'. | |
838 * If 'del_file' is TRUE, delete the swap file | |
839 */ | |
840 void | |
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841 ml_close(buf_T *buf, int del_file) |
7 | 842 { |
843 if (buf->b_ml.ml_mfp == NULL) /* not open */ | |
844 return; | |
845 mf_close(buf->b_ml.ml_mfp, del_file); /* close the .swp file */ | |
846 if (buf->b_ml.ml_line_lnum != 0 && (buf->b_ml.ml_flags & ML_LINE_DIRTY)) | |
847 vim_free(buf->b_ml.ml_line_ptr); | |
848 vim_free(buf->b_ml.ml_stack); | |
849 #ifdef FEAT_BYTEOFF | |
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850 VIM_CLEAR(buf->b_ml.ml_chunksize); |
7 | 851 #endif |
852 buf->b_ml.ml_mfp = NULL; | |
853 | |
854 /* Reset the "recovered" flag, give the ATTENTION prompt the next time | |
855 * this buffer is loaded. */ | |
856 buf->b_flags &= ~BF_RECOVERED; | |
857 } | |
858 | |
859 /* | |
860 * Close all existing memlines and memfiles. | |
861 * Only used when exiting. | |
862 * When 'del_file' is TRUE, delete the memfiles. | |
165 | 863 * But don't delete files that were ":preserve"d when we are POSIX compatible. |
7 | 864 */ |
865 void | |
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866 ml_close_all(int del_file) |
7 | 867 { |
868 buf_T *buf; | |
869 | |
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870 FOR_ALL_BUFFERS(buf) |
165 | 871 ml_close(buf, del_file && ((buf->b_flags & BF_PRESERVED) == 0 |
872 || vim_strchr(p_cpo, CPO_PRESERVE) == NULL)); | |
5519 | 873 #ifdef FEAT_SPELL |
874 spell_delete_wordlist(); /* delete the internal wordlist */ | |
875 #endif | |
7 | 876 #ifdef TEMPDIRNAMES |
5519 | 877 vim_deltempdir(); /* delete created temp directory */ |
7 | 878 #endif |
879 } | |
880 | |
881 /* | |
882 * Close all memfiles for not modified buffers. | |
883 * Only use just before exiting! | |
884 */ | |
885 void | |
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886 ml_close_notmod(void) |
7 | 887 { |
888 buf_T *buf; | |
889 | |
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890 FOR_ALL_BUFFERS(buf) |
7 | 891 if (!bufIsChanged(buf)) |
892 ml_close(buf, TRUE); /* close all not-modified buffers */ | |
893 } | |
894 | |
895 /* | |
896 * Update the timestamp in the .swp file. | |
897 * Used when the file has been written. | |
898 */ | |
899 void | |
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900 ml_timestamp(buf_T *buf) |
7 | 901 { |
2267 | 902 ml_upd_block0(buf, UB_FNAME); |
903 } | |
904 | |
905 /* | |
906 * Return FAIL when the ID of "b0p" is wrong. | |
907 */ | |
908 static int | |
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909 ml_check_b0_id(ZERO_BL *b0p) |
2267 | 910 { |
911 if (b0p->b0_id[0] != BLOCK0_ID0 | |
912 || (b0p->b0_id[1] != BLOCK0_ID1 | |
913 && b0p->b0_id[1] != BLOCK0_ID1_C0 | |
6122 | 914 && b0p->b0_id[1] != BLOCK0_ID1_C1 |
915 && b0p->b0_id[1] != BLOCK0_ID1_C2) | |
2267 | 916 ) |
917 return FAIL; | |
918 return OK; | |
39 | 919 } |
920 | |
921 /* | |
922 * Update the timestamp or the B0_SAME_DIR flag of the .swp file. | |
923 */ | |
924 static void | |
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925 ml_upd_block0(buf_T *buf, upd_block0_T what) |
39 | 926 { |
7 | 927 memfile_T *mfp; |
928 bhdr_T *hp; | |
929 ZERO_BL *b0p; | |
930 | |
931 mfp = buf->b_ml.ml_mfp; | |
6130 | 932 if (mfp == NULL) |
7 | 933 return; |
6130 | 934 hp = mf_get(mfp, (blocknr_T)0, 1); |
935 if (hp == NULL) | |
936 { | |
937 #ifdef FEAT_CRYPT | |
938 /* Possibly update the seed in the memfile before there is a block0. */ | |
939 if (what == UB_CRYPT) | |
940 ml_set_mfp_crypt(buf); | |
941 #endif | |
942 return; | |
943 } | |
944 | |
7 | 945 b0p = (ZERO_BL *)(hp->bh_data); |
2267 | 946 if (ml_check_b0_id(b0p) == FAIL) |
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947 iemsg(_("E304: ml_upd_block0(): Didn't get block 0??")); |
7 | 948 else |
39 | 949 { |
2267 | 950 if (what == UB_FNAME) |
39 | 951 set_b0_fname(b0p, buf); |
2267 | 952 #ifdef FEAT_CRYPT |
953 else if (what == UB_CRYPT) | |
954 ml_set_b0_crypt(buf, b0p); | |
955 #endif | |
956 else /* what == UB_SAME_DIR */ | |
39 | 957 set_b0_dir_flag(b0p, buf); |
958 } | |
7 | 959 mf_put(mfp, hp, TRUE, FALSE); |
960 } | |
961 | |
962 /* | |
963 * Write file name and timestamp into block 0 of a swap file. | |
964 * Also set buf->b_mtime. | |
965 * Don't use NameBuff[]!!! | |
966 */ | |
967 static void | |
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968 set_b0_fname(ZERO_BL *b0p, buf_T *buf) |
7 | 969 { |
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970 stat_T st; |
7 | 971 |
972 if (buf->b_ffname == NULL) | |
973 b0p->b0_fname[0] = NUL; | |
974 else | |
975 { | |
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976 #if defined(MSWIN) || defined(AMIGA) |
39 | 977 /* Systems that cannot translate "~user" back into a path: copy the |
978 * file name unmodified. Do use slashes instead of backslashes for | |
979 * portability. */ | |
2267 | 980 vim_strncpy(b0p->b0_fname, buf->b_ffname, B0_FNAME_SIZE_CRYPT - 1); |
39 | 981 # ifdef BACKSLASH_IN_FILENAME |
982 forward_slash(b0p->b0_fname); | |
983 # endif | |
7 | 984 #else |
985 size_t flen, ulen; | |
986 char_u uname[B0_UNAME_SIZE]; | |
987 | |
988 /* | |
989 * For a file under the home directory of the current user, we try to | |
990 * replace the home directory path with "~user". This helps when | |
991 * editing the same file on different machines over a network. | |
992 * First replace home dir path with "~/" with home_replace(). | |
993 * Then insert the user name to get "~user/". | |
994 */ | |
2267 | 995 home_replace(NULL, buf->b_ffname, b0p->b0_fname, |
996 B0_FNAME_SIZE_CRYPT, TRUE); | |
7 | 997 if (b0p->b0_fname[0] == '~') |
998 { | |
999 flen = STRLEN(b0p->b0_fname); | |
1000 /* If there is no user name or it is too long, don't use "~/" */ | |
1001 if (get_user_name(uname, B0_UNAME_SIZE) == FAIL | |
2267 | 1002 || (ulen = STRLEN(uname)) + flen > B0_FNAME_SIZE_CRYPT - 1) |
1003 vim_strncpy(b0p->b0_fname, buf->b_ffname, | |
1004 B0_FNAME_SIZE_CRYPT - 1); | |
7 | 1005 else |
1006 { | |
1007 mch_memmove(b0p->b0_fname + ulen + 1, b0p->b0_fname + 1, flen); | |
1008 mch_memmove(b0p->b0_fname + 1, uname, ulen); | |
1009 } | |
1010 } | |
1011 #endif | |
1012 if (mch_stat((char *)buf->b_ffname, &st) >= 0) | |
1013 { | |
1014 long_to_char((long)st.st_mtime, b0p->b0_mtime); | |
1015 #ifdef CHECK_INODE | |
1016 long_to_char((long)st.st_ino, b0p->b0_ino); | |
1017 #endif | |
1018 buf_store_time(buf, &st, buf->b_ffname); | |
1019 buf->b_mtime_read = buf->b_mtime; | |
1020 } | |
1021 else | |
1022 { | |
1023 long_to_char(0L, b0p->b0_mtime); | |
1024 #ifdef CHECK_INODE | |
1025 long_to_char(0L, b0p->b0_ino); | |
1026 #endif | |
1027 buf->b_mtime = 0; | |
1028 buf->b_mtime_read = 0; | |
1029 buf->b_orig_size = 0; | |
1030 buf->b_orig_mode = 0; | |
1031 } | |
1032 } | |
39 | 1033 |
1034 /* Also add the 'fileencoding' if there is room. */ | |
1035 add_b0_fenc(b0p, curbuf); | |
7 | 1036 } |
1037 | |
1038 /* | |
39 | 1039 * Update the B0_SAME_DIR flag of the swap file. It's set if the file and the |
1040 * swapfile for "buf" are in the same directory. | |
1041 * This is fail safe: if we are not sure the directories are equal the flag is | |
1042 * not set. | |
1043 */ | |
1044 static void | |
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1045 set_b0_dir_flag(ZERO_BL *b0p, buf_T *buf) |
39 | 1046 { |
1047 if (same_directory(buf->b_ml.ml_mfp->mf_fname, buf->b_ffname)) | |
1048 b0p->b0_flags |= B0_SAME_DIR; | |
1049 else | |
1050 b0p->b0_flags &= ~B0_SAME_DIR; | |
1051 } | |
1052 | |
1053 /* | |
1054 * When there is room, add the 'fileencoding' to block zero. | |
1055 */ | |
1056 static void | |
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1057 add_b0_fenc( |
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1058 ZERO_BL *b0p, |
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1059 buf_T *buf) |
39 | 1060 { |
1061 int n; | |
2267 | 1062 int size = B0_FNAME_SIZE_NOCRYPT; |
1063 | |
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1064 #ifdef FEAT_CRYPT |
2267 | 1065 /* Without encryption use the same offset as in Vim 7.2 to be compatible. |
1066 * With encryption it's OK to move elsewhere, the swap file is not | |
1067 * compatible anyway. */ | |
1068 if (*buf->b_p_key != NUL) | |
1069 size = B0_FNAME_SIZE_CRYPT; | |
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1070 #endif |
39 | 1071 |
835 | 1072 n = (int)STRLEN(buf->b_p_fenc); |
2267 | 1073 if ((int)STRLEN(b0p->b0_fname) + n + 1 > size) |
39 | 1074 b0p->b0_flags &= ~B0_HAS_FENC; |
1075 else | |
1076 { | |
2267 | 1077 mch_memmove((char *)b0p->b0_fname + size - n, |
39 | 1078 (char *)buf->b_p_fenc, (size_t)n); |
2267 | 1079 *(b0p->b0_fname + size - n - 1) = NUL; |
39 | 1080 b0p->b0_flags |= B0_HAS_FENC; |
1081 } | |
1082 } | |
1083 | |
1084 | |
1085 /* | |
2267 | 1086 * Try to recover curbuf from the .swp file. |
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1087 * If "checkext" is TRUE, check the extension and detect whether it is |
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1088 * a swap file. |
7 | 1089 */ |
1090 void | |
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1091 ml_recover(int checkext) |
7 | 1092 { |
1093 buf_T *buf = NULL; | |
1094 memfile_T *mfp = NULL; | |
1095 char_u *fname; | |
2267 | 1096 char_u *fname_used = NULL; |
7 | 1097 bhdr_T *hp = NULL; |
1098 ZERO_BL *b0p; | |
39 | 1099 int b0_ff; |
1100 char_u *b0_fenc = NULL; | |
2267 | 1101 #ifdef FEAT_CRYPT |
1102 int b0_cm = -1; | |
1103 #endif | |
7 | 1104 PTR_BL *pp; |
1105 DATA_BL *dp; | |
1106 infoptr_T *ip; | |
1107 blocknr_T bnum; | |
1108 int page_count; | |
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1109 stat_T org_stat, swp_stat; |
7 | 1110 int len; |
1111 int directly; | |
1112 linenr_T lnum; | |
1113 char_u *p; | |
1114 int i; | |
1115 long error; | |
1116 int cannot_open; | |
1117 linenr_T line_count; | |
1118 int has_error; | |
1119 int idx; | |
1120 int top; | |
1121 int txt_start; | |
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1122 off_T size; |
7 | 1123 int called_from_main; |
1124 int serious_error = TRUE; | |
1125 long mtime; | |
1126 int attr; | |
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1127 int orig_file_status = NOTDONE; |
7 | 1128 |
1129 recoverymode = TRUE; | |
1130 called_from_main = (curbuf->b_ml.ml_mfp == NULL); | |
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1131 attr = HL_ATTR(HLF_E); |
1975 | 1132 |
1133 /* | |
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1134 * If the file name ends in ".s[a-w][a-z]" we assume this is the swap file. |
1975 | 1135 * Otherwise a search is done to find the swap file(s). |
1136 */ | |
7 | 1137 fname = curbuf->b_fname; |
1138 if (fname == NULL) /* When there is no file name */ | |
1139 fname = (char_u *)""; | |
1140 len = (int)STRLEN(fname); | |
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1141 if (checkext && len >= 4 && |
2823 | 1142 #if defined(VMS) |
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1143 STRNICMP(fname + len - 4, "_s", 2) |
7 | 1144 #else |
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1145 STRNICMP(fname + len - 4, ".s", 2) |
7 | 1146 #endif |
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1147 == 0 |
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1149 TOLOWER_ASC(fname[len - 2])) != NULL |
1975 | 1150 && ASCII_ISALPHA(fname[len - 1])) |
7 | 1151 { |
1152 directly = TRUE; | |
2267 | 1153 fname_used = vim_strsave(fname); /* make a copy for mf_open() */ |
7 | 1154 } |
1155 else | |
1156 { | |
1157 directly = FALSE; | |
1158 | |
1159 /* count the number of matching swap files */ | |
2267 | 1160 len = recover_names(fname, FALSE, 0, NULL); |
7 | 1161 if (len == 0) /* no swap files found */ |
1162 { | |
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1163 semsg(_("E305: No swap file found for %s"), fname); |
7 | 1164 goto theend; |
1165 } | |
1166 if (len == 1) /* one swap file found, use it */ | |
1167 i = 1; | |
1168 else /* several swap files found, choose */ | |
1169 { | |
1170 /* list the names of the swap files */ | |
2267 | 1171 (void)recover_names(fname, TRUE, 0, NULL); |
7 | 1172 msg_putchar('\n'); |
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dd725a8ab112
patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15470
diff
changeset
|
1173 msg_puts(_("Enter number of swap file to use (0 to quit): ")); |
374 | 1174 i = get_number(FALSE, NULL); |
7 | 1175 if (i < 1 || i > len) |
1176 goto theend; | |
1177 } | |
1178 /* get the swap file name that will be used */ | |
2267 | 1179 (void)recover_names(fname, FALSE, i, &fname_used); |
7 | 1180 } |
2267 | 1181 if (fname_used == NULL) |
7 | 1182 goto theend; /* out of memory */ |
1183 | |
1184 /* When called from main() still need to initialize storage structure */ | |
625 | 1185 if (called_from_main && ml_open(curbuf) == FAIL) |
7 | 1186 getout(1); |
1187 | |
2267 | 1188 /* |
1189 * Allocate a buffer structure for the swap file that is used for recovery. | |
2407
6bc102a4bff8
Fix memory access to 'cryptmethod' during recovery. (Dominique Pelle)
Bram Moolenaar <bram@vim.org>
parents:
2394
diff
changeset
|
1190 * Only the memline and crypt information in it are really used. |
2267 | 1191 */ |
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
|
1192 buf = ALLOC_ONE(buf_T); |
7 | 1193 if (buf == NULL) |
1194 goto theend; | |
2267 | 1195 |
1196 /* | |
1197 * init fields in memline struct | |
1198 */ | |
7 | 1199 buf->b_ml.ml_stack_size = 0; /* no stack yet */ |
1200 buf->b_ml.ml_stack = NULL; /* no stack yet */ | |
1201 buf->b_ml.ml_stack_top = 0; /* nothing in the stack */ | |
1202 buf->b_ml.ml_line_lnum = 0; /* no cached line */ | |
1203 buf->b_ml.ml_locked = NULL; /* no locked block */ | |
1204 buf->b_ml.ml_flags = 0; | |
2408
9e2e63af1641
Better fix for memory access in recovery. (Dominique Pelle)
Bram Moolenaar <bram@vim.org>
parents:
2407
diff
changeset
|
1205 #ifdef FEAT_CRYPT |
9e2e63af1641
Better fix for memory access in recovery. (Dominique Pelle)
Bram Moolenaar <bram@vim.org>
parents:
2407
diff
changeset
|
1206 buf->b_p_key = empty_option; |
9e2e63af1641
Better fix for memory access in recovery. (Dominique Pelle)
Bram Moolenaar <bram@vim.org>
parents:
2407
diff
changeset
|
1207 buf->b_p_cm = empty_option; |
9e2e63af1641
Better fix for memory access in recovery. (Dominique Pelle)
Bram Moolenaar <bram@vim.org>
parents:
2407
diff
changeset
|
1208 #endif |
7 | 1209 |
2267 | 1210 /* |
1211 * open the memfile from the old swap file | |
1212 */ | |
1213 p = vim_strsave(fname_used); /* save "fname_used" for the message: | |
1214 mf_open() will consume "fname_used"! */ | |
1215 mfp = mf_open(fname_used, O_RDONLY); | |
1216 fname_used = p; | |
7 | 1217 if (mfp == NULL || mfp->mf_fd < 0) |
1218 { | |
2267 | 1219 if (fname_used != NULL) |
15470
55ccc2d353bd
patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15361
diff
changeset
|
1220 semsg(_("E306: Cannot open %s"), fname_used); |
7 | 1221 goto theend; |
1222 } | |
1223 buf->b_ml.ml_mfp = mfp; | |
2267 | 1224 #ifdef FEAT_CRYPT |
1225 mfp->mf_buffer = buf; | |
1226 #endif | |
7 | 1227 |
1228 /* | |
1229 * The page size set in mf_open() might be different from the page size | |
1230 * used in the swap file, we must get it from block 0. But to read block | |
1231 * 0 we need a page size. Use the minimal size for block 0 here, it will | |
1232 * be set to the real value below. | |
1233 */ | |
1234 mfp->mf_page_size = MIN_SWAP_PAGE_SIZE; | |
1235 | |
2267 | 1236 /* |
1237 * try to read block 0 | |
1238 */ | |
7 | 1239 if ((hp = mf_get(mfp, (blocknr_T)0, 1)) == NULL) |
1240 { | |
1241 msg_start(); | |
15543
dd725a8ab112
patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15470
diff
changeset
|
1242 msg_puts_attr(_("Unable to read block 0 from "), attr | MSG_HIST); |
7 | 1243 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
|
1244 msg_puts_attr(_("\nMaybe no changes were made or Vim did not update the swap file."), |
7 | 1245 attr | MSG_HIST); |
1246 msg_end(); | |
1247 goto theend; | |
1248 } | |
1249 b0p = (ZERO_BL *)(hp->bh_data); | |
1250 if (STRNCMP(b0p->b0_version, "VIM 3.0", 7) == 0) | |
1251 { | |
1252 msg_start(); | |
1253 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
|
1254 msg_puts_attr(_(" cannot be used with this version of Vim.\n"), |
7 | 1255 MSG_HIST); |
15543
dd725a8ab112
patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15470
diff
changeset
|
1256 msg_puts_attr(_("Use Vim version 3.0.\n"), MSG_HIST); |
7 | 1257 msg_end(); |
1258 goto theend; | |
1259 } | |
2267 | 1260 if (ml_check_b0_id(b0p) == FAIL) |
7 | 1261 { |
15470
55ccc2d353bd
patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15361
diff
changeset
|
1262 semsg(_("E307: %s does not look like a Vim swap file"), mfp->mf_fname); |
7 | 1263 goto theend; |
1264 } | |
1265 if (b0_magic_wrong(b0p)) | |
1266 { | |
1267 msg_start(); | |
1268 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
|
1269 #if defined(MSWIN) |
7 | 1270 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
|
1271 msg_puts_attr(_(" cannot be used with this version of Vim.\n"), |
7 | 1272 attr | MSG_HIST); |
1273 else | |
1274 #endif | |
15543
dd725a8ab112
patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15470
diff
changeset
|
1275 msg_puts_attr(_(" cannot be used on this computer.\n"), |
7 | 1276 attr | MSG_HIST); |
15543
dd725a8ab112
patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15470
diff
changeset
|
1277 msg_puts_attr(_("The file was created on "), attr | MSG_HIST); |
2273
7f09ce7b4126
Fix a memory leak in encryption. (Dominique Pelle)
Bram Moolenaar <bram@vim.org>
parents:
2272
diff
changeset
|
1278 /* avoid going past the end of a corrupted hostname */ |
7 | 1279 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
|
1280 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
|
1281 msg_puts_attr(_(",\nor the file has been damaged."), attr | MSG_HIST); |
7 | 1282 msg_end(); |
1283 goto theend; | |
1284 } | |
1105 | 1285 |
2267 | 1286 #ifdef FEAT_CRYPT |
6122 | 1287 for (i = 0; i < (int)(sizeof(id1_codes) / sizeof(int)); ++i) |
1288 if (id1_codes[i] == b0p->b0_id[1]) | |
1289 b0_cm = i; | |
1290 if (b0_cm > 0) | |
2267 | 1291 mch_memmove(mfp->mf_seed, &b0p->b0_seed, MF_SEED_LEN); |
6122 | 1292 crypt_set_cm_option(buf, b0_cm < 0 ? 0 : b0_cm); |
2267 | 1293 #else |
1294 if (b0p->b0_id[1] != BLOCK0_ID1) | |
1295 { | |
15470
55ccc2d353bd
patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15361
diff
changeset
|
1296 semsg(_("E833: %s is encrypted and this version of Vim does not support encryption"), mfp->mf_fname); |
2267 | 1297 goto theend; |
1298 } | |
1299 #endif | |
1300 | |
7 | 1301 /* |
1302 * If we guessed the wrong page size, we have to recalculate the | |
1303 * highest block number in the file. | |
1304 */ | |
1305 if (mfp->mf_page_size != (unsigned)char_to_long(b0p->b0_page_size)) | |
1306 { | |
1105 | 1307 unsigned previous_page_size = mfp->mf_page_size; |
1308 | |
7 | 1309 mf_new_page_size(mfp, (unsigned)char_to_long(b0p->b0_page_size)); |
1105 | 1310 if (mfp->mf_page_size < previous_page_size) |
1311 { | |
1312 msg_start(); | |
1313 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
|
1314 msg_puts_attr(_(" has been damaged (page size is smaller than minimum value).\n"), |
1105 | 1315 attr | MSG_HIST); |
1316 msg_end(); | |
1317 goto theend; | |
1318 } | |
9387
f094d4085014
commit https://github.com/vim/vim/commit/8767f52fbfd4f053ce00a978227c95f1d7d323fe
Christian Brabandt <cb@256bit.org>
parents:
9295
diff
changeset
|
1319 if ((size = vim_lseek(mfp->mf_fd, (off_T)0L, SEEK_END)) <= 0) |
7 | 1320 mfp->mf_blocknr_max = 0; /* no file or empty file */ |
1321 else | |
1322 mfp->mf_blocknr_max = (blocknr_T)(size / mfp->mf_page_size); | |
1323 mfp->mf_infile_count = mfp->mf_blocknr_max; | |
1105 | 1324 |
1325 /* need to reallocate the memory used to store the data */ | |
1326 p = alloc(mfp->mf_page_size); | |
1327 if (p == NULL) | |
1328 goto theend; | |
1329 mch_memmove(p, hp->bh_data, previous_page_size); | |
1330 vim_free(hp->bh_data); | |
1331 hp->bh_data = p; | |
1332 b0p = (ZERO_BL *)(hp->bh_data); | |
7 | 1333 } |
1334 | |
2267 | 1335 /* |
1336 * If .swp file name given directly, use name from swap file for buffer. | |
1337 */ | |
7 | 1338 if (directly) |
1339 { | |
1340 expand_env(b0p->b0_fname, NameBuff, MAXPATHL); | |
1341 if (setfname(curbuf, NameBuff, NULL, TRUE) == FAIL) | |
1342 goto theend; | |
1343 } | |
1344 | |
1345 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
|
1346 smsg(_("Using swap file \"%s\""), NameBuff); |
7 | 1347 |
1348 if (buf_spname(curbuf) != NULL) | |
3839 | 1349 vim_strncpy(NameBuff, buf_spname(curbuf), MAXPATHL - 1); |
7 | 1350 else |
1351 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
|
1352 smsg(_("Original file \"%s\""), NameBuff); |
7 | 1353 msg_putchar('\n'); |
1354 | |
2267 | 1355 /* |
1356 * check date of swap file and original file | |
1357 */ | |
7 | 1358 mtime = char_to_long(b0p->b0_mtime); |
1359 if (curbuf->b_ffname != NULL | |
1360 && mch_stat((char *)curbuf->b_ffname, &org_stat) != -1 | |
1361 && ((mch_stat((char *)mfp->mf_fname, &swp_stat) != -1 | |
1362 && org_stat.st_mtime > swp_stat.st_mtime) | |
1363 || 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
|
1364 emsg(_("E308: Warning: Original file may have been changed")); |
7 | 1365 out_flush(); |
39 | 1366 |
1367 /* Get the 'fileformat' and 'fileencoding' from block zero. */ | |
1368 b0_ff = (b0p->b0_flags & B0_FF_MASK); | |
1369 if (b0p->b0_flags & B0_HAS_FENC) | |
1370 { | |
2271
2b33a7678e7b
Fix compiler warnings for shadowed variables. Make 'conceal' a long instead
Bram Moolenaar <bram@vim.org>
parents:
2267
diff
changeset
|
1371 int fnsize = B0_FNAME_SIZE_NOCRYPT; |
2267 | 1372 |
1373 #ifdef FEAT_CRYPT | |
1374 /* Use the same size as in add_b0_fenc(). */ | |
1375 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
|
1376 fnsize = B0_FNAME_SIZE_CRYPT; |
2267 | 1377 #endif |
2271
2b33a7678e7b
Fix compiler warnings for shadowed variables. Make 'conceal' a long instead
Bram Moolenaar <bram@vim.org>
parents:
2267
diff
changeset
|
1378 for (p = b0p->b0_fname + fnsize; p > b0p->b0_fname && p[-1] != NUL; --p) |
39 | 1379 ; |
2271
2b33a7678e7b
Fix compiler warnings for shadowed variables. Make 'conceal' a long instead
Bram Moolenaar <bram@vim.org>
parents:
2267
diff
changeset
|
1380 b0_fenc = vim_strnsave(p, (int)(b0p->b0_fname + fnsize - p)); |
39 | 1381 } |
1382 | |
7 | 1383 mf_put(mfp, hp, FALSE, FALSE); /* release block 0 */ |
1384 hp = NULL; | |
1385 | |
1386 /* | |
1387 * Now that we are sure that the file is going to be recovered, clear the | |
1388 * contents of the current buffer. | |
1389 */ | |
1390 while (!(curbuf->b_ml.ml_flags & ML_EMPTY)) | |
1391 ml_delete((linenr_T)1, FALSE); | |
1392 | |
1393 /* | |
1394 * Try reading the original file to obtain the values of 'fileformat', | |
1395 * 'fileencoding', etc. Ignore errors. The text itself is not used. | |
2267 | 1396 * When the file is encrypted the user is asked to enter the key. |
7 | 1397 */ |
1398 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
|
1399 orig_file_status = readfile(curbuf->b_ffname, NULL, (linenr_T)0, |
7 | 1400 (linenr_T)0, (linenr_T)MAXLNUM, NULL, READ_NEW); |
1401 | |
2267 | 1402 #ifdef FEAT_CRYPT |
1403 if (b0_cm >= 0) | |
1404 { | |
1405 /* Need to ask the user for the crypt key. If this fails we continue | |
1406 * without a key, will probably get garbage text. */ | |
1407 if (*curbuf->b_p_key != NUL) | |
1408 { | |
15470
55ccc2d353bd
patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15361
diff
changeset
|
1409 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
|
1410 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
|
1411 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
|
1412 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
|
1413 msg_puts(_("\nto use the same key for text file and swap file")); |
2267 | 1414 } |
1415 else | |
15470
55ccc2d353bd
patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15361
diff
changeset
|
1416 smsg(_(need_key_msg), fname_used); |
6122 | 1417 buf->b_p_key = crypt_get_key(FALSE, FALSE); |
2267 | 1418 if (buf->b_p_key == NULL) |
1419 buf->b_p_key = curbuf->b_p_key; | |
1420 else if (*buf->b_p_key == NUL) | |
1421 { | |
1422 vim_free(buf->b_p_key); | |
1423 buf->b_p_key = curbuf->b_p_key; | |
1424 } | |
1425 if (buf->b_p_key == NULL) | |
1426 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
|
1427 } |
2267 | 1428 #endif |
7 | 1429 |
39 | 1430 /* Use the 'fileformat' and 'fileencoding' as stored in the swap file. */ |
1431 if (b0_ff != 0) | |
1432 set_fileformat(b0_ff - 1, OPT_LOCAL); | |
1433 if (b0_fenc != NULL) | |
1434 { | |
1435 set_option_value((char_u *)"fenc", 0L, b0_fenc, OPT_LOCAL); | |
1436 vim_free(b0_fenc); | |
1437 } | |
1438 unchanged(curbuf, TRUE); | |
1439 | |
7 | 1440 bnum = 1; /* start with block 1 */ |
1441 page_count = 1; /* which is 1 page */ | |
1442 lnum = 0; /* append after line 0 in curbuf */ | |
1443 line_count = 0; | |
1444 idx = 0; /* start with first index in block 1 */ | |
1445 error = 0; | |
1446 buf->b_ml.ml_stack_top = 0; | |
1447 buf->b_ml.ml_stack = NULL; | |
1448 buf->b_ml.ml_stack_size = 0; /* no stack yet */ | |
1449 | |
1450 if (curbuf->b_ffname == NULL) | |
1451 cannot_open = TRUE; | |
1452 else | |
1453 cannot_open = FALSE; | |
1454 | |
1455 serious_error = FALSE; | |
1456 for ( ; !got_int; line_breakcheck()) | |
1457 { | |
1458 if (hp != NULL) | |
1459 mf_put(mfp, hp, FALSE, FALSE); /* release previous block */ | |
1460 | |
1461 /* | |
1462 * get block | |
1463 */ | |
1464 if ((hp = mf_get(mfp, (blocknr_T)bnum, page_count)) == NULL) | |
1465 { | |
1466 if (bnum == 1) | |
1467 { | |
15470
55ccc2d353bd
patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15361
diff
changeset
|
1468 semsg(_("E309: Unable to read block 1 from %s"), mfp->mf_fname); |
7 | 1469 goto theend; |
1470 } | |
1471 ++error; | |
1472 ml_append(lnum++, (char_u *)_("???MANY LINES MISSING"), | |
1473 (colnr_T)0, TRUE); | |
1474 } | |
1475 else /* there is a block */ | |
1476 { | |
1477 pp = (PTR_BL *)(hp->bh_data); | |
1478 if (pp->pb_id == PTR_ID) /* it is a pointer block */ | |
1479 { | |
1480 /* check line count when using pointer block first time */ | |
1481 if (idx == 0 && line_count != 0) | |
1482 { | |
1483 for (i = 0; i < (int)pp->pb_count; ++i) | |
1484 line_count -= pp->pb_pointer[i].pe_line_count; | |
1485 if (line_count != 0) | |
1486 { | |
1487 ++error; | |
1488 ml_append(lnum++, (char_u *)_("???LINE COUNT WRONG"), | |
1489 (colnr_T)0, TRUE); | |
1490 } | |
1491 } | |
1492 | |
1493 if (pp->pb_count == 0) | |
1494 { | |
1495 ml_append(lnum++, (char_u *)_("???EMPTY BLOCK"), | |
1496 (colnr_T)0, TRUE); | |
1497 ++error; | |
1498 } | |
1499 else if (idx < (int)pp->pb_count) /* go a block deeper */ | |
1500 { | |
1501 if (pp->pb_pointer[idx].pe_bnum < 0) | |
1502 { | |
1503 /* | |
1504 * Data block with negative block number. | |
1505 * Try to read lines from the original file. | |
1506 * This is slow, but it works. | |
1507 */ | |
1508 if (!cannot_open) | |
1509 { | |
1510 line_count = pp->pb_pointer[idx].pe_line_count; | |
1511 if (readfile(curbuf->b_ffname, NULL, lnum, | |
1512 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
|
1513 line_count, NULL, 0) != OK) |
7 | 1514 cannot_open = TRUE; |
1515 else | |
1516 lnum += line_count; | |
1517 } | |
1518 if (cannot_open) | |
1519 { | |
1520 ++error; | |
1521 ml_append(lnum++, (char_u *)_("???LINES MISSING"), | |
1522 (colnr_T)0, TRUE); | |
1523 } | |
1524 ++idx; /* get same block again for next index */ | |
1525 continue; | |
1526 } | |
1527 | |
1528 /* | |
1529 * going one block deeper in the tree | |
1530 */ | |
1531 if ((top = ml_add_stack(buf)) < 0) /* new entry in stack */ | |
1532 { | |
1533 ++error; | |
1534 break; /* out of memory */ | |
1535 } | |
1536 ip = &(buf->b_ml.ml_stack[top]); | |
1537 ip->ip_bnum = bnum; | |
1538 ip->ip_index = idx; | |
1539 | |
1540 bnum = pp->pb_pointer[idx].pe_bnum; | |
1541 line_count = pp->pb_pointer[idx].pe_line_count; | |
1542 page_count = pp->pb_pointer[idx].pe_page_count; | |
2885 | 1543 idx = 0; |
7 | 1544 continue; |
1545 } | |
1546 } | |
1547 else /* not a pointer block */ | |
1548 { | |
1549 dp = (DATA_BL *)(hp->bh_data); | |
1550 if (dp->db_id != DATA_ID) /* block id wrong */ | |
1551 { | |
1552 if (bnum == 1) | |
1553 { | |
15470
55ccc2d353bd
patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15361
diff
changeset
|
1554 semsg(_("E310: Block 1 ID wrong (%s not a .swp file?)"), |
7 | 1555 mfp->mf_fname); |
1556 goto theend; | |
1557 } | |
1558 ++error; | |
1559 ml_append(lnum++, (char_u *)_("???BLOCK MISSING"), | |
1560 (colnr_T)0, TRUE); | |
1561 } | |
1562 else | |
1563 { | |
1564 /* | |
1565 * it is a data block | |
1566 * Append all the lines in this block | |
1567 */ | |
1568 has_error = FALSE; | |
1569 /* | |
1570 * check length of block | |
1571 * if wrong, use length in pointer block | |
1572 */ | |
1573 if (page_count * mfp->mf_page_size != dp->db_txt_end) | |
1574 { | |
1575 ml_append(lnum++, (char_u *)_("??? from here until ???END lines may be messed up"), | |
1576 (colnr_T)0, TRUE); | |
1577 ++error; | |
1578 has_error = TRUE; | |
1579 dp->db_txt_end = page_count * mfp->mf_page_size; | |
1580 } | |
1581 | |
1582 /* make sure there is a NUL at the end of the block */ | |
1583 *((char_u *)dp + dp->db_txt_end - 1) = NUL; | |
1584 | |
1585 /* | |
1586 * check number of lines in block | |
1587 * if wrong, use count in data block | |
1588 */ | |
1589 if (line_count != dp->db_line_count) | |
1590 { | |
1591 ml_append(lnum++, (char_u *)_("??? from here until ???END lines may have been inserted/deleted"), | |
1592 (colnr_T)0, TRUE); | |
1593 ++error; | |
1594 has_error = TRUE; | |
1595 } | |
1596 | |
1597 for (i = 0; i < dp->db_line_count; ++i) | |
1598 { | |
1599 txt_start = (dp->db_index[i] & DB_INDEX_MASK); | |
1978 | 1600 if (txt_start <= (int)HEADER_SIZE |
7 | 1601 || txt_start >= (int)dp->db_txt_end) |
1602 { | |
1603 p = (char_u *)"???"; | |
1604 ++error; | |
1605 } | |
1606 else | |
1607 p = (char_u *)dp + txt_start; | |
1608 ml_append(lnum++, p, (colnr_T)0, TRUE); | |
1609 } | |
1610 if (has_error) | |
1978 | 1611 ml_append(lnum++, (char_u *)_("???END"), |
1612 (colnr_T)0, TRUE); | |
7 | 1613 } |
1614 } | |
1615 } | |
1616 | |
1617 if (buf->b_ml.ml_stack_top == 0) /* finished */ | |
1618 break; | |
1619 | |
1620 /* | |
1621 * go one block up in the tree | |
1622 */ | |
1623 ip = &(buf->b_ml.ml_stack[--(buf->b_ml.ml_stack_top)]); | |
1624 bnum = ip->ip_bnum; | |
1625 idx = ip->ip_index + 1; /* go to next index */ | |
1626 page_count = 1; | |
1627 } | |
1628 | |
1629 /* | |
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
|
1630 * 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
|
1631 * 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
|
1632 * 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
|
1633 * 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
|
1634 * Line ml_line_count + 1 in the dummy empty line. |
7 | 1635 */ |
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
|
1636 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
|
1637 { |
0527eb0f6918
After recovery check if the text changed. If it did mark the buffer as
Bram Moolenaar <bram@vim.org>
parents:
2145
diff
changeset
|
1638 /* Recovering an empty file results in two lines and the first line is |
0527eb0f6918
After recovery check if the text changed. If it did mark the buffer as
Bram Moolenaar <bram@vim.org>
parents:
2145
diff
changeset
|
1639 * empty. Don't set the modified flag then. */ |
0527eb0f6918
After recovery check if the text changed. If it did mark the buffer as
Bram Moolenaar <bram@vim.org>
parents:
2145
diff
changeset
|
1640 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
|
1641 { |
16632
30de89c1d090
patch 8.1.1318: code for text changes is in a "misc" file
Bram Moolenaar <Bram@vim.org>
parents:
16621
diff
changeset
|
1642 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
|
1643 ++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
|
1644 } |
0527eb0f6918
After recovery check if the text changed. If it did mark the buffer as
Bram Moolenaar <bram@vim.org>
parents:
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diff
changeset
|
1645 } |
0527eb0f6918
After recovery check if the text changed. If it did mark the buffer as
Bram Moolenaar <bram@vim.org>
parents:
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diff
changeset
|
1646 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
|
1647 { |
0527eb0f6918
After recovery check if the text changed. If it did mark the buffer as
Bram Moolenaar <bram@vim.org>
parents:
2145
diff
changeset
|
1648 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
|
1649 { |
0527eb0f6918
After recovery check if the text changed. If it did mark the buffer as
Bram Moolenaar <bram@vim.org>
parents:
2145
diff
changeset
|
1650 /* Need to copy one line, fetching the other one may flush it. */ |
0527eb0f6918
After recovery check if the text changed. If it did mark the buffer as
Bram Moolenaar <bram@vim.org>
parents:
2145
diff
changeset
|
1651 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
|
1652 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
|
1653 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
|
1654 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
|
1655 { |
16632
30de89c1d090
patch 8.1.1318: code for text changes is in a "misc" file
Bram Moolenaar <Bram@vim.org>
parents:
16621
diff
changeset
|
1656 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
|
1657 ++CHANGEDTICK(curbuf); |
2162
0527eb0f6918
After recovery check if the text changed. If it did mark the buffer as
Bram Moolenaar <bram@vim.org>
parents:
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diff
changeset
|
1658 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
|
1659 } |
0527eb0f6918
After recovery check if the text changed. If it did mark the buffer as
Bram Moolenaar <bram@vim.org>
parents:
2145
diff
changeset
|
1660 } |
0527eb0f6918
After recovery check if the text changed. If it did mark the buffer as
Bram Moolenaar <bram@vim.org>
parents:
2145
diff
changeset
|
1661 } |
0527eb0f6918
After recovery check if the text changed. If it did mark the buffer as
Bram Moolenaar <bram@vim.org>
parents:
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diff
changeset
|
1662 |
0527eb0f6918
After recovery check if the text changed. If it did mark the buffer as
Bram Moolenaar <bram@vim.org>
parents:
2145
diff
changeset
|
1663 /* |
0527eb0f6918
After recovery check if the text changed. If it did mark the buffer as
Bram Moolenaar <bram@vim.org>
parents:
2145
diff
changeset
|
1664 * 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
|
1665 * 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
|
1666 */ |
0527eb0f6918
After recovery check if the text changed. If it did mark the buffer as
Bram Moolenaar <bram@vim.org>
parents:
2145
diff
changeset
|
1667 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
|
1668 && !(curbuf->b_ml.ml_flags & ML_EMPTY)) |
0527eb0f6918
After recovery check if the text changed. If it did mark the buffer as
Bram Moolenaar <bram@vim.org>
parents:
2145
diff
changeset
|
1669 ml_delete(curbuf->b_ml.ml_line_count, FALSE); |
7 | 1670 curbuf->b_flags |= BF_RECOVERED; |
1671 | |
1672 recoverymode = FALSE; | |
1673 if (got_int) | |
15470
55ccc2d353bd
patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15361
diff
changeset
|
1674 emsg(_("E311: Recovery Interrupted")); |
7 | 1675 else if (error) |
1676 { | |
1677 ++no_wait_return; | |
15543
dd725a8ab112
patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15470
diff
changeset
|
1678 msg(">>>>>>>>>>>>>"); |
15470
55ccc2d353bd
patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15361
diff
changeset
|
1679 emsg(_("E312: Errors detected while recovering; look for lines starting with ???")); |
7 | 1680 --no_wait_return; |
15543
dd725a8ab112
patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15470
diff
changeset
|
1681 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
|
1682 msg(">>>>>>>>>>>>>"); |
7 | 1683 } |
1684 else | |
1685 { | |
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
|
1686 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
|
1687 { |
15543
dd725a8ab112
patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15470
diff
changeset
|
1688 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
|
1689 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
|
1690 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
|
1691 } |
0527eb0f6918
After recovery check if the text changed. If it did mark the buffer as
Bram Moolenaar <bram@vim.org>
parents:
2145
diff
changeset
|
1692 else |
15543
dd725a8ab112
patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15470
diff
changeset
|
1693 msg(_("Recovery completed. Buffer contents equals file contents.")); |
dd725a8ab112
patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15470
diff
changeset
|
1694 msg_puts(_("\nYou may want to delete the .swp file now.\n\n")); |
7 | 1695 cmdline_row = msg_row; |
1696 } | |
2267 | 1697 #ifdef FEAT_CRYPT |
1698 if (*buf->b_p_key != NUL && STRCMP(curbuf->b_p_key, buf->b_p_key) != 0) | |
1699 { | |
15543
dd725a8ab112
patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15470
diff
changeset
|
1700 msg_puts(_("Using crypt key from swap file for the text file.\n")); |
2267 | 1701 set_option_value((char_u *)"key", 0L, buf->b_p_key, OPT_LOCAL); |
1702 } | |
1703 #endif | |
7 | 1704 redraw_curbuf_later(NOT_VALID); |
1705 | |
1706 theend: | |
2267 | 1707 vim_free(fname_used); |
7 | 1708 recoverymode = FALSE; |
1709 if (mfp != NULL) | |
1710 { | |
1711 if (hp != NULL) | |
1712 mf_put(mfp, hp, FALSE, FALSE); | |
1713 mf_close(mfp, FALSE); /* will also vim_free(mfp->mf_fname) */ | |
1714 } | |
1053 | 1715 if (buf != NULL) |
1716 { | |
2267 | 1717 #ifdef FEAT_CRYPT |
1718 if (buf->b_p_key != curbuf->b_p_key) | |
1719 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
|
1720 free_string_option(buf->b_p_cm); |
2267 | 1721 #endif |
1053 | 1722 vim_free(buf->b_ml.ml_stack); |
1723 vim_free(buf); | |
1724 } | |
7 | 1725 if (serious_error && called_from_main) |
1726 ml_close(curbuf, TRUE); | |
1727 else | |
1728 { | |
1729 apply_autocmds(EVENT_BUFREADPOST, NULL, curbuf->b_fname, FALSE, curbuf); | |
1730 apply_autocmds(EVENT_BUFWINENTER, NULL, curbuf->b_fname, FALSE, curbuf); | |
1731 } | |
1732 return; | |
1733 } | |
1734 | |
1735 /* | |
1736 * Find the names of swap files in current directory and the directory given | |
1737 * with the 'directory' option. | |
1738 * | |
1739 * Used to: | |
1740 * - list the swap files for "vim -r" | |
1741 * - count the number of swap files when recovering | |
1742 * - list the swap files when recovering | |
1743 * - find the name of the n'th swap file when recovering | |
1744 */ | |
1745 int | |
7827
41789f16d6b2
commit https://github.com/vim/vim/commit/52ea13da0fe86df1abf34de52841e367035170c0
Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
1746 recover_names( |
41789f16d6b2
commit https://github.com/vim/vim/commit/52ea13da0fe86df1abf34de52841e367035170c0
Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
1747 char_u *fname, /* base for swap file name */ |
41789f16d6b2
commit https://github.com/vim/vim/commit/52ea13da0fe86df1abf34de52841e367035170c0
Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
1748 int list, /* when TRUE, list the swap file names */ |
41789f16d6b2
commit https://github.com/vim/vim/commit/52ea13da0fe86df1abf34de52841e367035170c0
Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
1749 int nr, /* when non-zero, return nr'th swap file name */ |
41789f16d6b2
commit https://github.com/vim/vim/commit/52ea13da0fe86df1abf34de52841e367035170c0
Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
1750 char_u **fname_out) /* result when "nr" > 0 */ |
7 | 1751 { |
1752 int num_names; | |
1753 char_u *(names[6]); | |
1754 char_u *tail; | |
1755 char_u *p; | |
1756 int num_files; | |
1757 int file_count = 0; | |
1758 char_u **files; | |
1759 int i; | |
1760 char_u *dirp; | |
1761 char_u *dir_name; | |
2175 | 1762 char_u *fname_res = NULL; |
2145
de0e7ca61893
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2108
diff
changeset
|
1763 #ifdef HAVE_READLINK |
de0e7ca61893
updated for version 7.2.427
Bram Moolenaar <bram@zimbu.org>
parents:
2108
diff
changeset
|
1764 char_u fname_buf[MAXPATHL]; |
2175 | 1765 #endif |
1766 | |
1767 if (fname != NULL) | |
1768 { | |
1769 #ifdef HAVE_READLINK | |
2267 | 1770 /* Expand symlink in the file name, because the swap file is created |
1771 * with the actual file instead of with the symlink. */ | |
1772 if (resolve_symlink(fname, fname_buf) == OK) | |
1773 fname_res = fname_buf; | |
1774 else | |
2145
de0e7ca61893
updated for version 7.2.427
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2108
diff
changeset
|
1775 #endif |
2267 | 1776 fname_res = fname; |
2175 | 1777 } |
7 | 1778 |
1779 if (list) | |
1780 { | |
2145
de0e7ca61893
updated for version 7.2.427
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2108
diff
changeset
|
1781 /* use msg() to start the scrolling properly */ |
15543
dd725a8ab112
patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15470
diff
changeset
|
1782 msg(_("Swap files found:")); |
7 | 1783 msg_putchar('\n'); |
1784 } | |
1785 | |
1786 /* | |
1787 * Do the loop for every directory in 'directory'. | |
1788 * First allocate some memory to put the directory name in. | |
1789 */ | |
16764
ef00b6bc186b
patch 8.1.1384: using "int" for alloc() often results in compiler warnings
Bram Moolenaar <Bram@vim.org>
parents:
16738
diff
changeset
|
1790 dir_name = alloc(STRLEN(p_dir) + 1); |
7 | 1791 dirp = p_dir; |
1792 while (dir_name != NULL && *dirp) | |
1793 { | |
1794 /* | |
1795 * Isolate a directory name from *dirp and put it in dir_name (we know | |
1796 * it is large enough, so use 31000 for length). | |
1797 * Advance dirp to next directory name. | |
1798 */ | |
1799 (void)copy_option_part(&dirp, dir_name, 31000, ","); | |
1800 | |
1801 if (dir_name[0] == '.' && dir_name[1] == NUL) /* check current dir */ | |
1802 { | |
2267 | 1803 if (fname == NULL) |
7 | 1804 { |
1805 #ifdef VMS | |
1806 names[0] = vim_strsave((char_u *)"*_sw%"); | |
1807 #else | |
1808 names[0] = vim_strsave((char_u *)"*.sw?"); | |
1809 #endif | |
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1810 #if defined(UNIX) || defined(MSWIN) |
1005 | 1811 /* For Unix names starting with a dot are special. MS-Windows |
1812 * supports this too, on some file systems. */ | |
7 | 1813 names[1] = vim_strsave((char_u *)".*.sw?"); |
1814 names[2] = vim_strsave((char_u *)".sw?"); | |
1815 num_names = 3; | |
1816 #else | |
1817 # ifdef VMS | |
1818 names[1] = vim_strsave((char_u *)".*_sw%"); | |
1819 num_names = 2; | |
1820 # else | |
1821 num_names = 1; | |
1822 # endif | |
1823 #endif | |
1824 } | |
1825 else | |
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1826 num_names = recov_file_names(names, fname_res, TRUE); |
7 | 1827 } |
1828 else /* check directory dir_name */ | |
1829 { | |
2267 | 1830 if (fname == NULL) |
7 | 1831 { |
1832 #ifdef VMS | |
1833 names[0] = concat_fnames(dir_name, (char_u *)"*_sw%", TRUE); | |
1834 #else | |
1835 names[0] = concat_fnames(dir_name, (char_u *)"*.sw?", TRUE); | |
1836 #endif | |
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1837 #if defined(UNIX) || defined(MSWIN) |
1005 | 1838 /* For Unix names starting with a dot are special. MS-Windows |
1839 * supports this too, on some file systems. */ | |
7 | 1840 names[1] = concat_fnames(dir_name, (char_u *)".*.sw?", TRUE); |
1841 names[2] = concat_fnames(dir_name, (char_u *)".sw?", TRUE); | |
1842 num_names = 3; | |
1843 #else | |
1844 # ifdef VMS | |
1845 names[1] = concat_fnames(dir_name, (char_u *)".*_sw%", TRUE); | |
1846 num_names = 2; | |
1847 # else | |
1848 num_names = 1; | |
1849 # endif | |
1850 #endif | |
1851 } | |
1852 else | |
1853 { | |
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1854 #if defined(UNIX) || defined(MSWIN) |
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1855 int len = (int)STRLEN(dir_name); |
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1856 |
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1857 p = dir_name + len; |
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1858 if (after_pathsep(dir_name, p) && len > 1 && p[-1] == p[-2]) |
7 | 1859 { |
1860 /* Ends with '//', Use Full path for swap name */ | |
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1861 tail = make_percent_swname(dir_name, fname_res); |
7 | 1862 } |
1863 else | |
1864 #endif | |
1865 { | |
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1866 tail = gettail(fname_res); |
7 | 1867 tail = concat_fnames(dir_name, tail, TRUE); |
1868 } | |
1869 if (tail == NULL) | |
1870 num_names = 0; | |
1871 else | |
1872 { | |
1873 num_names = recov_file_names(names, tail, FALSE); | |
1874 vim_free(tail); | |
1875 } | |
1876 } | |
1877 } | |
1878 | |
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1879 // check for out-of-memory |
7 | 1880 for (i = 0; i < num_names; ++i) |
1881 { | |
1882 if (names[i] == NULL) | |
1883 { | |
1884 for (i = 0; i < num_names; ++i) | |
1885 vim_free(names[i]); | |
1886 num_names = 0; | |
1887 } | |
1888 } | |
1889 if (num_names == 0) | |
1890 num_files = 0; | |
1891 else if (expand_wildcards(num_names, names, &num_files, &files, | |
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1892 EW_NOTENV|EW_KEEPALL|EW_FILE|EW_SILENT) == FAIL) |
7 | 1893 num_files = 0; |
1894 | |
1895 /* | |
1896 * When no swap file found, wildcard expansion might have failed (e.g. | |
1897 * not able to execute the shell). | |
1898 * Try finding a swap file by simply adding ".swp" to the file name. | |
1899 */ | |
2267 | 1900 if (*dirp == NUL && file_count + num_files == 0 && fname != NULL) |
7 | 1901 { |
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1902 stat_T st; |
7 | 1903 char_u *swapname; |
1904 | |
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1905 swapname = modname(fname_res, |
2823 | 1906 #if defined(VMS) |
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1907 (char_u *)"_swp", FALSE |
7 | 1908 #else |
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1909 (char_u *)".swp", TRUE |
7 | 1910 #endif |
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1911 ); |
7 | 1912 if (swapname != NULL) |
1913 { | |
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1914 if (mch_stat((char *)swapname, &st) != -1) // It exists! |
7 | 1915 { |
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1916 files = ALLOC_ONE(char_u *); |
7 | 1917 if (files != NULL) |
1918 { | |
1919 files[0] = swapname; | |
1920 swapname = NULL; | |
1921 num_files = 1; | |
1922 } | |
1923 } | |
1924 vim_free(swapname); | |
1925 } | |
1926 } | |
1927 | |
1928 /* | |
1929 * remove swapfile name of the current buffer, it must be ignored | |
1930 */ | |
1931 if (curbuf->b_ml.ml_mfp != NULL | |
1932 && (p = curbuf->b_ml.ml_mfp->mf_fname) != NULL) | |
1933 { | |
1934 for (i = 0; i < num_files; ++i) | |
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1935 // Do not expand wildcards, on windows would try to expand |
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1936 // "%tmp%" in "%tmp%file". |
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1937 if (fullpathcmp(p, files[i], TRUE, FALSE) & FPC_SAME) |
7 | 1938 { |
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1939 // Remove the name from files[i]. Move further entries |
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1940 // down. When the array becomes empty free it here, since |
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1941 // FreeWild() won't be called below. |
7 | 1942 vim_free(files[i]); |
1855 | 1943 if (--num_files == 0) |
1944 vim_free(files); | |
1945 else | |
1946 for ( ; i < num_files; ++i) | |
1947 files[i] = files[i + 1]; | |
7 | 1948 } |
1949 } | |
838 | 1950 if (nr > 0) |
7 | 1951 { |
1952 file_count += num_files; | |
1953 if (nr <= file_count) | |
1954 { | |
2267 | 1955 *fname_out = vim_strsave( |
1956 files[nr - 1 + num_files - file_count]); | |
7 | 1957 dirp = (char_u *)""; /* stop searching */ |
1958 } | |
1959 } | |
1960 else if (list) | |
1961 { | |
1962 if (dir_name[0] == '.' && dir_name[1] == NUL) | |
1963 { | |
2267 | 1964 if (fname == NULL) |
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1965 msg_puts(_(" In current directory:\n")); |
7 | 1966 else |
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1967 msg_puts(_(" Using specified name:\n")); |
7 | 1968 } |
1969 else | |
1970 { | |
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1971 msg_puts(_(" In directory ")); |
7 | 1972 msg_home_replace(dir_name); |
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1973 msg_puts(":\n"); |
7 | 1974 } |
1975 | |
1976 if (num_files) | |
1977 { | |
1978 for (i = 0; i < num_files; ++i) | |
1979 { | |
1980 /* print the swap file name */ | |
1981 msg_outnum((long)++file_count); | |
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1982 msg_puts(". "); |
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1983 msg_puts((char *)gettail(files[i])); |
7 | 1984 msg_putchar('\n'); |
1985 (void)swapfile_info(files[i]); | |
1986 } | |
1987 } | |
1988 else | |
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1989 msg_puts(_(" -- none --\n")); |
7 | 1990 out_flush(); |
1991 } | |
1992 else | |
1993 file_count += num_files; | |
1994 | |
1995 for (i = 0; i < num_names; ++i) | |
1996 vim_free(names[i]); | |
838 | 1997 if (num_files > 0) |
1998 FreeWild(num_files, files); | |
7 | 1999 } |
2000 vim_free(dir_name); | |
2001 return file_count; | |
2002 } | |
2003 | |
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2004 #if defined(UNIX) || defined(MSWIN) || defined(PROTO) |
7 | 2005 /* |
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2006 * Need _very_ long file names. |
7 | 2007 * Append the full path to name with path separators made into percent |
2008 * signs, to dir. An unnamed buffer is handled as "" (<currentdir>/"") | |
2009 */ | |
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2010 char_u * |
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2011 make_percent_swname(char_u *dir, char_u *name) |
7 | 2012 { |
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2013 char_u *d = NULL, *s, *f; |
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2014 |
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2015 f = fix_fname(name != NULL ? name : (char_u *)""); |
7 | 2016 if (f != NULL) |
2017 { | |
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2018 s = alloc(STRLEN(f) + 1); |
7 | 2019 if (s != NULL) |
2020 { | |
39 | 2021 STRCPY(s, f); |
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2022 for (d = s; *d != NUL; MB_PTR_ADV(d)) |
39 | 2023 if (vim_ispathsep(*d)) |
2024 *d = '%'; | |
7 | 2025 d = concat_fnames(dir, s, TRUE); |
2026 vim_free(s); | |
2027 } | |
2028 vim_free(f); | |
2029 } | |
2030 return d; | |
2031 } | |
2032 #endif | |
2033 | |
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2034 #if (defined(UNIX) || defined(VMS) || defined(MSWIN)) \ |
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2035 && (defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG)) |
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2036 # define HAVE_PROCESS_STILL_RUNNING |
7 | 2037 static int process_still_running; |
2038 #endif | |
2039 | |
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2040 #if defined(FEAT_EVAL) || defined(PROTO) |
7 | 2041 /* |
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2042 * Return information found in swapfile "fname" in dictionary "d". |
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2043 * This is used by the swapinfo() function. |
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2044 */ |
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2045 void |
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2046 get_b0_dict(char_u *fname, dict_T *d) |
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2047 { |
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2048 int fd; |
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2049 struct block0 b0; |
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2050 |
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2051 if ((fd = mch_open((char *)fname, O_RDONLY | O_EXTRA, 0)) >= 0) |
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2052 { |
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2053 if (read_eintr(fd, &b0, sizeof(b0)) == sizeof(b0)) |
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2054 { |
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2055 if (ml_check_b0_id(&b0) == FAIL) |
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2056 dict_add_string(d, "error", (char_u *)"Not a swap file"); |
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2057 else if (b0_magic_wrong(&b0)) |
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2058 dict_add_string(d, "error", (char_u *)"Magic number mismatch"); |
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2059 else |
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2060 { |
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2061 /* we have swap information */ |
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2062 dict_add_string_len(d, "version", b0.b0_version, 10); |
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2063 dict_add_string_len(d, "user", b0.b0_uname, B0_UNAME_SIZE); |
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2064 dict_add_string_len(d, "host", b0.b0_hname, B0_HNAME_SIZE); |
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2065 dict_add_string_len(d, "fname", b0.b0_fname, B0_FNAME_SIZE_ORG); |
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2066 |
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2067 dict_add_number(d, "pid", char_to_long(b0.b0_pid)); |
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2068 dict_add_number(d, "mtime", char_to_long(b0.b0_mtime)); |
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2069 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
|
2070 # 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
|
2071 dict_add_number(d, "inode", char_to_long(b0.b0_ino)); |
14601
d0ff19a55579
patch 8.1.0314: build failure without the +eval feature
Christian Brabandt <cb@256bit.org>
parents:
14599
diff
changeset
|
2072 # endif |
14599
72d6f6f7ead7
patch 8.1.0313: information about a swap file is unavailable
Christian Brabandt <cb@256bit.org>
parents:
14593
diff
changeset
|
2073 } |
72d6f6f7ead7
patch 8.1.0313: information about a swap file is unavailable
Christian Brabandt <cb@256bit.org>
parents:
14593
diff
changeset
|
2074 } |
72d6f6f7ead7
patch 8.1.0313: information about a swap file is unavailable
Christian Brabandt <cb@256bit.org>
parents:
14593
diff
changeset
|
2075 else |
15267
762fccd84b7c
patch 8.1.0642: swapinfo() leaks memory
Bram Moolenaar <Bram@vim.org>
parents:
15255
diff
changeset
|
2076 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
|
2077 close(fd); |
72d6f6f7ead7
patch 8.1.0313: information about a swap file is unavailable
Christian Brabandt <cb@256bit.org>
parents:
14593
diff
changeset
|
2078 } |
72d6f6f7ead7
patch 8.1.0313: information about a swap file is unavailable
Christian Brabandt <cb@256bit.org>
parents:
14593
diff
changeset
|
2079 else |
15267
762fccd84b7c
patch 8.1.0642: swapinfo() leaks memory
Bram Moolenaar <Bram@vim.org>
parents:
15255
diff
changeset
|
2080 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
|
2081 } |
14601
d0ff19a55579
patch 8.1.0314: build failure without the +eval feature
Christian Brabandt <cb@256bit.org>
parents:
14599
diff
changeset
|
2082 #endif |
14599
72d6f6f7ead7
patch 8.1.0313: information about a swap file is unavailable
Christian Brabandt <cb@256bit.org>
parents:
14593
diff
changeset
|
2083 |
72d6f6f7ead7
patch 8.1.0313: information about a swap file is unavailable
Christian Brabandt <cb@256bit.org>
parents:
14593
diff
changeset
|
2084 /* |
16621
7ad3fc329e08
patch 8.1.1313: warnings for using localtime() and ctime()
Bram Moolenaar <Bram@vim.org>
parents:
16455
diff
changeset
|
2085 * Replacement for ctime(), which is not safe to use. |
7ad3fc329e08
patch 8.1.1313: warnings for using localtime() and ctime()
Bram Moolenaar <Bram@vim.org>
parents:
16455
diff
changeset
|
2086 * Requires strftime(), otherwise returns "(unknown)". |
7ad3fc329e08
patch 8.1.1313: warnings for using localtime() and ctime()
Bram Moolenaar <Bram@vim.org>
parents:
16455
diff
changeset
|
2087 * If "thetime" is invalid returns "(invalid)". Never returns NULL. |
7ad3fc329e08
patch 8.1.1313: warnings for using localtime() and ctime()
Bram Moolenaar <Bram@vim.org>
parents:
16455
diff
changeset
|
2088 * When "add_newline" is TRUE add a newline like ctime() does. |
7ad3fc329e08
patch 8.1.1313: warnings for using localtime() and ctime()
Bram Moolenaar <Bram@vim.org>
parents:
16455
diff
changeset
|
2089 * Uses a static buffer. |
7ad3fc329e08
patch 8.1.1313: warnings for using localtime() and ctime()
Bram Moolenaar <Bram@vim.org>
parents:
16455
diff
changeset
|
2090 */ |
7ad3fc329e08
patch 8.1.1313: warnings for using localtime() and ctime()
Bram Moolenaar <Bram@vim.org>
parents:
16455
diff
changeset
|
2091 char * |
7ad3fc329e08
patch 8.1.1313: warnings for using localtime() and ctime()
Bram Moolenaar <Bram@vim.org>
parents:
16455
diff
changeset
|
2092 get_ctime(time_t thetime, int add_newline) |
7ad3fc329e08
patch 8.1.1313: warnings for using localtime() and ctime()
Bram Moolenaar <Bram@vim.org>
parents:
16455
diff
changeset
|
2093 { |
7ad3fc329e08
patch 8.1.1313: warnings for using localtime() and ctime()
Bram Moolenaar <Bram@vim.org>
parents:
16455
diff
changeset
|
2094 static char buf[50]; |
7ad3fc329e08
patch 8.1.1313: warnings for using localtime() and ctime()
Bram Moolenaar <Bram@vim.org>
parents:
16455
diff
changeset
|
2095 #ifdef HAVE_STRFTIME |
7ad3fc329e08
patch 8.1.1313: warnings for using localtime() and ctime()
Bram Moolenaar <Bram@vim.org>
parents:
16455
diff
changeset
|
2096 # ifdef HAVE_LOCALTIME_R |
7ad3fc329e08
patch 8.1.1313: warnings for using localtime() and ctime()
Bram Moolenaar <Bram@vim.org>
parents:
16455
diff
changeset
|
2097 struct tm tmval; |
7ad3fc329e08
patch 8.1.1313: warnings for using localtime() and ctime()
Bram Moolenaar <Bram@vim.org>
parents:
16455
diff
changeset
|
2098 # endif |
7ad3fc329e08
patch 8.1.1313: warnings for using localtime() and ctime()
Bram Moolenaar <Bram@vim.org>
parents:
16455
diff
changeset
|
2099 struct tm *curtime; |
7ad3fc329e08
patch 8.1.1313: warnings for using localtime() and ctime()
Bram Moolenaar <Bram@vim.org>
parents:
16455
diff
changeset
|
2100 |
7ad3fc329e08
patch 8.1.1313: warnings for using localtime() and ctime()
Bram Moolenaar <Bram@vim.org>
parents:
16455
diff
changeset
|
2101 # ifdef HAVE_LOCALTIME_R |
7ad3fc329e08
patch 8.1.1313: warnings for using localtime() and ctime()
Bram Moolenaar <Bram@vim.org>
parents:
16455
diff
changeset
|
2102 curtime = localtime_r(&thetime, &tmval); |
7ad3fc329e08
patch 8.1.1313: warnings for using localtime() and ctime()
Bram Moolenaar <Bram@vim.org>
parents:
16455
diff
changeset
|
2103 # else |
7ad3fc329e08
patch 8.1.1313: warnings for using localtime() and ctime()
Bram Moolenaar <Bram@vim.org>
parents:
16455
diff
changeset
|
2104 curtime = localtime(&thetime); |
7ad3fc329e08
patch 8.1.1313: warnings for using localtime() and ctime()
Bram Moolenaar <Bram@vim.org>
parents:
16455
diff
changeset
|
2105 # endif |
7ad3fc329e08
patch 8.1.1313: warnings for using localtime() and ctime()
Bram Moolenaar <Bram@vim.org>
parents:
16455
diff
changeset
|
2106 /* MSVC returns NULL for an invalid value of seconds. */ |
7ad3fc329e08
patch 8.1.1313: warnings for using localtime() and ctime()
Bram Moolenaar <Bram@vim.org>
parents:
16455
diff
changeset
|
2107 if (curtime == NULL) |
16684
1c2d9f67d98f
patch 8.1.1344: Coverity complains about possibly using a NULL pointer
Bram Moolenaar <Bram@vim.org>
parents:
16666
diff
changeset
|
2108 vim_strncpy((char_u *)buf, (char_u *)_("(Invalid)"), sizeof(buf) - 1); |
16621
7ad3fc329e08
patch 8.1.1313: warnings for using localtime() and ctime()
Bram Moolenaar <Bram@vim.org>
parents:
16455
diff
changeset
|
2109 else |
7ad3fc329e08
patch 8.1.1313: warnings for using localtime() and ctime()
Bram Moolenaar <Bram@vim.org>
parents:
16455
diff
changeset
|
2110 (void)strftime(buf, sizeof(buf) - 1, "%a %b %d %H:%M:%S %Y", curtime); |
7ad3fc329e08
patch 8.1.1313: warnings for using localtime() and ctime()
Bram Moolenaar <Bram@vim.org>
parents:
16455
diff
changeset
|
2111 #else |
7ad3fc329e08
patch 8.1.1313: warnings for using localtime() and ctime()
Bram Moolenaar <Bram@vim.org>
parents:
16455
diff
changeset
|
2112 STRCPY(buf, "(unknown)"); |
7ad3fc329e08
patch 8.1.1313: warnings for using localtime() and ctime()
Bram Moolenaar <Bram@vim.org>
parents:
16455
diff
changeset
|
2113 #endif |
7ad3fc329e08
patch 8.1.1313: warnings for using localtime() and ctime()
Bram Moolenaar <Bram@vim.org>
parents:
16455
diff
changeset
|
2114 if (add_newline) |
7ad3fc329e08
patch 8.1.1313: warnings for using localtime() and ctime()
Bram Moolenaar <Bram@vim.org>
parents:
16455
diff
changeset
|
2115 STRCAT(buf, "\n"); |
7ad3fc329e08
patch 8.1.1313: warnings for using localtime() and ctime()
Bram Moolenaar <Bram@vim.org>
parents:
16455
diff
changeset
|
2116 return buf; |
7ad3fc329e08
patch 8.1.1313: warnings for using localtime() and ctime()
Bram Moolenaar <Bram@vim.org>
parents:
16455
diff
changeset
|
2117 } |
7ad3fc329e08
patch 8.1.1313: warnings for using localtime() and ctime()
Bram Moolenaar <Bram@vim.org>
parents:
16455
diff
changeset
|
2118 |
7ad3fc329e08
patch 8.1.1313: warnings for using localtime() and ctime()
Bram Moolenaar <Bram@vim.org>
parents:
16455
diff
changeset
|
2119 /* |
580 | 2120 * Give information about an existing swap file. |
7 | 2121 * Returns timestamp (0 when unknown). |
2122 */ | |
2123 static time_t | |
7827
41789f16d6b2
commit https://github.com/vim/vim/commit/52ea13da0fe86df1abf34de52841e367035170c0
Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
2124 swapfile_info(char_u *fname) |
7 | 2125 { |
9387
f094d4085014
commit https://github.com/vim/vim/commit/8767f52fbfd4f053ce00a978227c95f1d7d323fe
Christian Brabandt <cb@256bit.org>
parents:
9295
diff
changeset
|
2126 stat_T st; |
7 | 2127 int fd; |
2128 struct block0 b0; | |
2129 #ifdef UNIX | |
2130 char_u uname[B0_UNAME_SIZE]; | |
2131 #endif | |
2132 | |
16621
7ad3fc329e08
patch 8.1.1313: warnings for using localtime() and ctime()
Bram Moolenaar <Bram@vim.org>
parents:
16455
diff
changeset
|
2133 // print the swap file date |
7 | 2134 if (mch_stat((char *)fname, &st) != -1) |
2135 { | |
2136 #ifdef UNIX | |
16621
7ad3fc329e08
patch 8.1.1313: warnings for using localtime() and ctime()
Bram Moolenaar <Bram@vim.org>
parents:
16455
diff
changeset
|
2137 // print name of owner of the file |
7 | 2138 if (mch_get_uname(st.st_uid, uname, B0_UNAME_SIZE) == OK) |
2139 { | |
15543
dd725a8ab112
patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15470
diff
changeset
|
2140 msg_puts(_(" owned by: ")); |
7 | 2141 msg_outtrans(uname); |
15543
dd725a8ab112
patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15470
diff
changeset
|
2142 msg_puts(_(" dated: ")); |
7 | 2143 } |
2144 else | |
2145 #endif | |
15543
dd725a8ab112
patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15470
diff
changeset
|
2146 msg_puts(_(" dated: ")); |
16621
7ad3fc329e08
patch 8.1.1313: warnings for using localtime() and ctime()
Bram Moolenaar <Bram@vim.org>
parents:
16455
diff
changeset
|
2147 msg_puts(get_ctime(st.st_mtime, TRUE)); |
7 | 2148 } |
16621
7ad3fc329e08
patch 8.1.1313: warnings for using localtime() and ctime()
Bram Moolenaar <Bram@vim.org>
parents:
16455
diff
changeset
|
2149 else |
7ad3fc329e08
patch 8.1.1313: warnings for using localtime() and ctime()
Bram Moolenaar <Bram@vim.org>
parents:
16455
diff
changeset
|
2150 st.st_mtime = 0; |
7 | 2151 |
2152 /* | |
2153 * print the original file name | |
2154 */ | |
2155 fd = mch_open((char *)fname, O_RDONLY | O_EXTRA, 0); | |
2156 if (fd >= 0) | |
2157 { | |
2664 | 2158 if (read_eintr(fd, &b0, sizeof(b0)) == sizeof(b0)) |
7 | 2159 { |
2160 if (STRNCMP(b0.b0_version, "VIM 3.0", 7) == 0) | |
2161 { | |
15543
dd725a8ab112
patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15470
diff
changeset
|
2162 msg_puts(_(" [from Vim version 3.0]")); |
7 | 2163 } |
2267 | 2164 else if (ml_check_b0_id(&b0) == FAIL) |
7 | 2165 { |
15543
dd725a8ab112
patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15470
diff
changeset
|
2166 msg_puts(_(" [does not look like a Vim swap file]")); |
7 | 2167 } |
2168 else | |
2169 { | |
15543
dd725a8ab112
patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15470
diff
changeset
|
2170 msg_puts(_(" file name: ")); |
7 | 2171 if (b0.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
|
2172 msg_puts(_("[No Name]")); |
7 | 2173 else |
2174 msg_outtrans(b0.b0_fname); | |
2175 | |
15543
dd725a8ab112
patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15470
diff
changeset
|
2176 msg_puts(_("\n modified: ")); |
dd725a8ab112
patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15470
diff
changeset
|
2177 msg_puts(b0.b0_dirty ? _("YES") : _("no")); |
7 | 2178 |
2179 if (*(b0.b0_uname) != NUL) | |
2180 { | |
15543
dd725a8ab112
patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15470
diff
changeset
|
2181 msg_puts(_("\n user name: ")); |
7 | 2182 msg_outtrans(b0.b0_uname); |
2183 } | |
2184 | |
2185 if (*(b0.b0_hname) != NUL) | |
2186 { | |
2187 if (*(b0.b0_uname) != NUL) | |
15543
dd725a8ab112
patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15470
diff
changeset
|
2188 msg_puts(_(" host name: ")); |
7 | 2189 else |
15543
dd725a8ab112
patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15470
diff
changeset
|
2190 msg_puts(_("\n host name: ")); |
7 | 2191 msg_outtrans(b0.b0_hname); |
2192 } | |
2193 | |
2194 if (char_to_long(b0.b0_pid) != 0L) | |
2195 { | |
15543
dd725a8ab112
patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15470
diff
changeset
|
2196 msg_puts(_("\n process ID: ")); |
7 | 2197 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
|
2198 #if defined(UNIX) || defined(MSWIN) |
16455
1ae13586edf8
patch 8.1.1232: can't build on MS-Windows
Bram Moolenaar <Bram@vim.org>
parents:
16453
diff
changeset
|
2199 if (mch_process_running(char_to_long(b0.b0_pid))) |
7 | 2200 { |
15543
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patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15470
diff
changeset
|
2201 msg_puts(_(" (STILL RUNNING)")); |
16455
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patch 8.1.1232: can't build on MS-Windows
Bram Moolenaar <Bram@vim.org>
parents:
16453
diff
changeset
|
2202 # ifdef HAVE_PROCESS_STILL_RUNNING |
7 | 2203 process_still_running = TRUE; |
2204 # endif | |
2205 } | |
2206 #endif | |
2207 } | |
2208 | |
2209 if (b0_magic_wrong(&b0)) | |
2210 { | |
8212
05b88224cea1
commit https://github.com/vim/vim/commit/48e330aff911be1c798c88a973af6437a8141fce
Christian Brabandt <cb@256bit.org>
parents:
7961
diff
changeset
|
2211 #if defined(MSWIN) |
7 | 2212 if (STRNCMP(b0.b0_hname, "PC ", 3) == 0) |
15543
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patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15470
diff
changeset
|
2213 msg_puts(_("\n [not usable with this version of Vim]")); |
7 | 2214 else |
2215 #endif | |
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(_("\n [not usable on this computer]")); |
7 | 2217 } |
2218 } | |
2219 } | |
2220 else | |
15543
dd725a8ab112
patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15470
diff
changeset
|
2221 msg_puts(_(" [cannot be read]")); |
7 | 2222 close(fd); |
2223 } | |
2224 else | |
15543
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patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15470
diff
changeset
|
2225 msg_puts(_(" [cannot be opened]")); |
7 | 2226 msg_putchar('\n'); |
2227 | |
16621
7ad3fc329e08
patch 8.1.1313: warnings for using localtime() and ctime()
Bram Moolenaar <Bram@vim.org>
parents:
16455
diff
changeset
|
2228 return st.st_mtime; |
7 | 2229 } |
2230 | |
16453
4e9bea9b8025
patch 8.1.1231: asking about existing swap file unnecessarily
Bram Moolenaar <Bram@vim.org>
parents:
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diff
changeset
|
2231 /* |
4e9bea9b8025
patch 8.1.1231: asking about existing swap file unnecessarily
Bram Moolenaar <Bram@vim.org>
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diff
changeset
|
2232 * Return TRUE if the swap file looks OK and there are no changes, thus it can |
4e9bea9b8025
patch 8.1.1231: asking about existing swap file unnecessarily
Bram Moolenaar <Bram@vim.org>
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changeset
|
2233 * be safely deleted. |
4e9bea9b8025
patch 8.1.1231: asking about existing swap file unnecessarily
Bram Moolenaar <Bram@vim.org>
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diff
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|
2234 */ |
4e9bea9b8025
patch 8.1.1231: asking about existing swap file unnecessarily
Bram Moolenaar <Bram@vim.org>
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changeset
|
2235 static time_t |
4e9bea9b8025
patch 8.1.1231: asking about existing swap file unnecessarily
Bram Moolenaar <Bram@vim.org>
parents:
16451
diff
changeset
|
2236 swapfile_unchanged(char_u *fname) |
4e9bea9b8025
patch 8.1.1231: asking about existing swap file unnecessarily
Bram Moolenaar <Bram@vim.org>
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diff
changeset
|
2237 { |
4e9bea9b8025
patch 8.1.1231: asking about existing swap file unnecessarily
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diff
changeset
|
2238 stat_T st; |
4e9bea9b8025
patch 8.1.1231: asking about existing swap file unnecessarily
Bram Moolenaar <Bram@vim.org>
parents:
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diff
changeset
|
2239 int fd; |
4e9bea9b8025
patch 8.1.1231: asking about existing swap file unnecessarily
Bram Moolenaar <Bram@vim.org>
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16451
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changeset
|
2240 struct block0 b0; |
4e9bea9b8025
patch 8.1.1231: asking about existing swap file unnecessarily
Bram Moolenaar <Bram@vim.org>
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16451
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changeset
|
2241 int ret = TRUE; |
16455
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patch 8.1.1232: can't build on MS-Windows
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parents:
16453
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changeset
|
2242 #if defined(UNIX) || defined(MSWIN) |
16453
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changeset
|
2243 long pid; |
4e9bea9b8025
patch 8.1.1231: asking about existing swap file unnecessarily
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diff
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|
2244 #endif |
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diff
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|
2245 |
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|
2246 // must be able to stat the swap file |
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diff
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|
2247 if (mch_stat((char *)fname, &st) == -1) |
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patch 8.1.1231: asking about existing swap file unnecessarily
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diff
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|
2248 return FALSE; |
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patch 8.1.1231: asking about existing swap file unnecessarily
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diff
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|
2249 |
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|
2250 // must be able to read the first block |
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patch 8.1.1231: asking about existing swap file unnecessarily
Bram Moolenaar <Bram@vim.org>
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diff
changeset
|
2251 fd = mch_open((char *)fname, O_RDONLY | O_EXTRA, 0); |
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patch 8.1.1231: asking about existing swap file unnecessarily
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diff
changeset
|
2252 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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diff
changeset
|
2253 return FALSE; |
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patch 8.1.1231: asking about existing swap file unnecessarily
Bram Moolenaar <Bram@vim.org>
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diff
changeset
|
2254 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>
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diff
changeset
|
2255 { |
4e9bea9b8025
patch 8.1.1231: asking about existing swap file unnecessarily
Bram Moolenaar <Bram@vim.org>
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diff
changeset
|
2256 close(fd); |
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patch 8.1.1231: asking about existing swap file unnecessarily
Bram Moolenaar <Bram@vim.org>
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diff
changeset
|
2257 return FALSE; |
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patch 8.1.1231: asking about existing swap file unnecessarily
Bram Moolenaar <Bram@vim.org>
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diff
changeset
|
2258 } |
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patch 8.1.1231: asking about existing swap file unnecessarily
Bram Moolenaar <Bram@vim.org>
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diff
changeset
|
2259 |
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patch 8.1.1231: asking about existing swap file unnecessarily
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diff
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|
2260 // the ID and magic number must be correct |
4e9bea9b8025
patch 8.1.1231: asking about existing swap file unnecessarily
Bram Moolenaar <Bram@vim.org>
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diff
changeset
|
2261 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>
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diff
changeset
|
2262 ret = FALSE; |
4e9bea9b8025
patch 8.1.1231: asking about existing swap file unnecessarily
Bram Moolenaar <Bram@vim.org>
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diff
changeset
|
2263 |
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patch 8.1.1231: asking about existing swap file unnecessarily
Bram Moolenaar <Bram@vim.org>
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diff
changeset
|
2264 // must be unchanged |
4e9bea9b8025
patch 8.1.1231: asking about existing swap file unnecessarily
Bram Moolenaar <Bram@vim.org>
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diff
changeset
|
2265 if (b0.b0_dirty) |
4e9bea9b8025
patch 8.1.1231: asking about existing swap file unnecessarily
Bram Moolenaar <Bram@vim.org>
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diff
changeset
|
2266 ret = FALSE; |
4e9bea9b8025
patch 8.1.1231: asking about existing swap file unnecessarily
Bram Moolenaar <Bram@vim.org>
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diff
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|
2267 |
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patch 8.1.1231: asking about existing swap file unnecessarily
Bram Moolenaar <Bram@vim.org>
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diff
changeset
|
2268 #if defined(UNIX) || defined(MSWIN) |
4e9bea9b8025
patch 8.1.1231: asking about existing swap file unnecessarily
Bram Moolenaar <Bram@vim.org>
parents:
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diff
changeset
|
2269 // process must known and not be running |
4e9bea9b8025
patch 8.1.1231: asking about existing swap file unnecessarily
Bram Moolenaar <Bram@vim.org>
parents:
16451
diff
changeset
|
2270 pid = char_to_long(b0.b0_pid); |
16455
1ae13586edf8
patch 8.1.1232: can't build on MS-Windows
Bram Moolenaar <Bram@vim.org>
parents:
16453
diff
changeset
|
2271 if (pid == 0L || mch_process_running(pid)) |
16453
4e9bea9b8025
patch 8.1.1231: asking about existing swap file unnecessarily
Bram Moolenaar <Bram@vim.org>
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diff
changeset
|
2272 ret = FALSE; |
4e9bea9b8025
patch 8.1.1231: asking about existing swap file unnecessarily
Bram Moolenaar <Bram@vim.org>
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diff
changeset
|
2273 #endif |
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patch 8.1.1231: asking about existing swap file unnecessarily
Bram Moolenaar <Bram@vim.org>
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diff
changeset
|
2274 |
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patch 8.1.1231: asking about existing swap file unnecessarily
Bram Moolenaar <Bram@vim.org>
parents:
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diff
changeset
|
2275 // TODO: Should we check if the swap file was created on the current |
4e9bea9b8025
patch 8.1.1231: asking about existing swap file unnecessarily
Bram Moolenaar <Bram@vim.org>
parents:
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diff
changeset
|
2276 // system? And the current user? |
4e9bea9b8025
patch 8.1.1231: asking about existing swap file unnecessarily
Bram Moolenaar <Bram@vim.org>
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diff
changeset
|
2277 |
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patch 8.1.1231: asking about existing swap file unnecessarily
Bram Moolenaar <Bram@vim.org>
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diff
changeset
|
2278 close(fd); |
4e9bea9b8025
patch 8.1.1231: asking about existing swap file unnecessarily
Bram Moolenaar <Bram@vim.org>
parents:
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diff
changeset
|
2279 return ret; |
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patch 8.1.1231: asking about existing swap file unnecessarily
Bram Moolenaar <Bram@vim.org>
parents:
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diff
changeset
|
2280 } |
4e9bea9b8025
patch 8.1.1231: asking about existing swap file unnecessarily
Bram Moolenaar <Bram@vim.org>
parents:
16451
diff
changeset
|
2281 |
7 | 2282 static int |
7827
41789f16d6b2
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Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
2283 recov_file_names(char_u **names, char_u *path, int prepend_dot) |
7 | 2284 { |
2285 int num_names; | |
2286 | |
2287 /* | |
2288 * (Win32 and Win64) never short names, but do prepend a dot. | |
2289 * (Not MS-DOS or Win32 or Win64) maybe short name, maybe not: Try both. | |
2290 * Only use the short name if it is different. | |
2291 */ | |
2292 char_u *p; | |
2293 int i; | |
15868
7fad90423bd2
patch 8.1.0941: macros for MS-Windows are inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15636
diff
changeset
|
2294 # ifndef MSWIN |
7 | 2295 int shortname = curbuf->b_shortname; |
2296 | |
2297 curbuf->b_shortname = FALSE; | |
2298 # endif | |
2299 | |
2300 num_names = 0; | |
2301 | |
2302 /* | |
2303 * May also add the file name with a dot prepended, for swap file in same | |
2304 * dir as original file. | |
2305 */ | |
2306 if (prepend_dot) | |
2307 { | |
2308 names[num_names] = modname(path, (char_u *)".sw?", TRUE); | |
2309 if (names[num_names] == NULL) | |
2310 goto end; | |
2311 ++num_names; | |
2312 } | |
2313 | |
2314 /* | |
2315 * Form the normal swap file name pattern by appending ".sw?". | |
2316 */ | |
2317 #ifdef VMS | |
2318 names[num_names] = concat_fnames(path, (char_u *)"_sw%", FALSE); | |
2319 #else | |
2320 names[num_names] = concat_fnames(path, (char_u *)".sw?", FALSE); | |
2321 #endif | |
2322 if (names[num_names] == NULL) | |
2323 goto end; | |
2324 if (num_names >= 1) /* check if we have the same name twice */ | |
2325 { | |
2326 p = names[num_names - 1]; | |
2327 i = (int)STRLEN(names[num_names - 1]) - (int)STRLEN(names[num_names]); | |
2328 if (i > 0) | |
2329 p += i; /* file name has been expanded to full path */ | |
2330 | |
2331 if (STRCMP(p, names[num_names]) != 0) | |
2332 ++num_names; | |
2333 else | |
2334 vim_free(names[num_names]); | |
2335 } | |
2336 else | |
2337 ++num_names; | |
2338 | |
15868
7fad90423bd2
patch 8.1.0941: macros for MS-Windows are inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15636
diff
changeset
|
2339 # ifndef MSWIN |
7 | 2340 /* |
2341 * Also try with 'shortname' set, in case the file is on a DOS filesystem. | |
2342 */ | |
2343 curbuf->b_shortname = TRUE; | |
2344 #ifdef VMS | |
2345 names[num_names] = modname(path, (char_u *)"_sw%", FALSE); | |
2346 #else | |
2347 names[num_names] = modname(path, (char_u *)".sw?", FALSE); | |
2348 #endif | |
2349 if (names[num_names] == NULL) | |
2350 goto end; | |
2351 | |
2352 /* | |
2353 * Remove the one from 'shortname', if it's the same as with 'noshortname'. | |
2354 */ | |
2355 p = names[num_names]; | |
2356 i = STRLEN(names[num_names]) - STRLEN(names[num_names - 1]); | |
2357 if (i > 0) | |
2358 p += i; /* file name has been expanded to full path */ | |
2359 if (STRCMP(names[num_names - 1], p) == 0) | |
2360 vim_free(names[num_names]); | |
2361 else | |
2362 ++num_names; | |
2363 # endif | |
2364 | |
2365 end: | |
15868
7fad90423bd2
patch 8.1.0941: macros for MS-Windows are inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15636
diff
changeset
|
2366 # ifndef MSWIN |
7 | 2367 curbuf->b_shortname = shortname; |
2368 # endif | |
2369 | |
2370 return num_names; | |
2371 } | |
2372 | |
2373 /* | |
2374 * sync all memlines | |
2375 * | |
2376 * If 'check_file' is TRUE, check if original file exists and was not changed. | |
2377 * If 'check_char' is TRUE, stop syncing when character becomes available, but | |
2378 * always sync at least one block. | |
2379 */ | |
2380 void | |
7827
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commit https://github.com/vim/vim/commit/52ea13da0fe86df1abf34de52841e367035170c0
Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
2381 ml_sync_all(int check_file, int check_char) |
7 | 2382 { |
2383 buf_T *buf; | |
9387
f094d4085014
commit https://github.com/vim/vim/commit/8767f52fbfd4f053ce00a978227c95f1d7d323fe
Christian Brabandt <cb@256bit.org>
parents:
9295
diff
changeset
|
2384 stat_T st; |
7 | 2385 |
9649
fd9727ae3c49
commit https://github.com/vim/vim/commit/2932359000b2f918d5fade79ea4d124d5943cd07
Christian Brabandt <cb@256bit.org>
parents:
9536
diff
changeset
|
2386 FOR_ALL_BUFFERS(buf) |
7 | 2387 { |
2388 if (buf->b_ml.ml_mfp == NULL || buf->b_ml.ml_mfp->mf_fname == NULL) | |
2389 continue; /* no file */ | |
2390 | |
2391 ml_flush_line(buf); /* flush buffered line */ | |
2392 /* flush locked block */ | |
2393 (void)ml_find_line(buf, (linenr_T)0, ML_FLUSH); | |
2394 if (bufIsChanged(buf) && check_file && mf_need_trans(buf->b_ml.ml_mfp) | |
2395 && buf->b_ffname != NULL) | |
2396 { | |
2397 /* | |
2398 * If the original file does not exist anymore or has been changed | |
2399 * call ml_preserve() to get rid of all negative numbered blocks. | |
2400 */ | |
2401 if (mch_stat((char *)buf->b_ffname, &st) == -1 | |
2402 || st.st_mtime != buf->b_mtime_read | |
2241
60da25e3aab7
Correct use of long instead of off_t for file size. (James Vega)
Bram Moolenaar <bram@vim.org>
parents:
2240
diff
changeset
|
2403 || st.st_size != buf->b_orig_size) |
7 | 2404 { |
2405 ml_preserve(buf, FALSE); | |
2406 did_check_timestamps = FALSE; | |
2407 need_check_timestamps = TRUE; /* give message later */ | |
2408 } | |
2409 } | |
2410 if (buf->b_ml.ml_mfp->mf_dirty) | |
2411 { | |
2412 (void)mf_sync(buf->b_ml.ml_mfp, (check_char ? MFS_STOP : 0) | |
2413 | (bufIsChanged(buf) ? MFS_FLUSH : 0)); | |
2414 if (check_char && ui_char_avail()) /* character available now */ | |
2415 break; | |
2416 } | |
2417 } | |
2418 } | |
2419 | |
2420 /* | |
2421 * sync one buffer, including negative blocks | |
2422 * | |
2423 * after this all the blocks are in the swap file | |
2424 * | |
2425 * Used for the :preserve command and when the original file has been | |
2426 * changed or deleted. | |
2427 * | |
2428 * when message is TRUE the success of preserving is reported | |
2429 */ | |
2430 void | |
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Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
2431 ml_preserve(buf_T *buf, int message) |
7 | 2432 { |
2433 bhdr_T *hp; | |
2434 linenr_T lnum; | |
2435 memfile_T *mfp = buf->b_ml.ml_mfp; | |
2436 int status; | |
2437 int got_int_save = got_int; | |
2438 | |
2439 if (mfp == NULL || mfp->mf_fname == NULL) | |
2440 { | |
2441 if (message) | |
15470
55ccc2d353bd
patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15361
diff
changeset
|
2442 emsg(_("E313: Cannot preserve, there is no swap file")); |
7 | 2443 return; |
2444 } | |
2445 | |
2446 /* We only want to stop when interrupted here, not when interrupted | |
2447 * before. */ | |
2448 got_int = FALSE; | |
2449 | |
2450 ml_flush_line(buf); /* flush buffered line */ | |
2451 (void)ml_find_line(buf, (linenr_T)0, ML_FLUSH); /* flush locked block */ | |
2452 status = mf_sync(mfp, MFS_ALL | MFS_FLUSH); | |
2453 | |
2454 /* stack is invalid after mf_sync(.., MFS_ALL) */ | |
2455 buf->b_ml.ml_stack_top = 0; | |
2456 | |
2457 /* | |
2458 * Some of the data blocks may have been changed from negative to | |
2459 * positive block number. In that case the pointer blocks need to be | |
2460 * updated. | |
2461 * | |
2462 * We don't know in which pointer block the references are, so we visit | |
2463 * all data blocks until there are no more translations to be done (or | |
2464 * we hit the end of the file, which can only happen in case a write fails, | |
2465 * e.g. when file system if full). | |
2466 * ml_find_line() does the work by translating the negative block numbers | |
2467 * when getting the first line of each data block. | |
2468 */ | |
2469 if (mf_need_trans(mfp) && !got_int) | |
2470 { | |
2471 lnum = 1; | |
2472 while (mf_need_trans(mfp) && lnum <= buf->b_ml.ml_line_count) | |
2473 { | |
2474 hp = ml_find_line(buf, lnum, ML_FIND); | |
2475 if (hp == NULL) | |
2476 { | |
2477 status = FAIL; | |
2478 goto theend; | |
2479 } | |
2480 CHECK(buf->b_ml.ml_locked_low != lnum, "low != lnum"); | |
2481 lnum = buf->b_ml.ml_locked_high + 1; | |
2482 } | |
2483 (void)ml_find_line(buf, (linenr_T)0, ML_FLUSH); /* flush locked block */ | |
2484 /* sync the updated pointer blocks */ | |
2485 if (mf_sync(mfp, MFS_ALL | MFS_FLUSH) == FAIL) | |
2486 status = FAIL; | |
2487 buf->b_ml.ml_stack_top = 0; /* stack is invalid now */ | |
2488 } | |
2489 theend: | |
2490 got_int |= got_int_save; | |
2491 | |
2492 if (message) | |
2493 { | |
2494 if (status == OK) | |
15543
dd725a8ab112
patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15470
diff
changeset
|
2495 msg(_("File preserved")); |
7 | 2496 else |
15470
55ccc2d353bd
patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15361
diff
changeset
|
2497 emsg(_("E314: Preserve failed")); |
7 | 2498 } |
2499 } | |
2500 | |
2501 /* | |
2502 * NOTE: The pointer returned by the ml_get_*() functions only remains valid | |
2503 * until the next call! | |
2504 * line1 = ml_get(1); | |
2505 * line2 = ml_get(2); // line1 is now invalid! | |
2506 * Make a copy of the line if necessary. | |
2507 */ | |
2508 /* | |
2657 | 2509 * Return a pointer to a (read-only copy of a) line. |
7 | 2510 * |
2511 * On failure an error message is given and IObuff is returned (to avoid | |
2512 * having to check for error everywhere). | |
2513 */ | |
2514 char_u * | |
7827
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Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
2515 ml_get(linenr_T lnum) |
7 | 2516 { |
2517 return ml_get_buf(curbuf, lnum, FALSE); | |
2518 } | |
2519 | |
2520 /* | |
2657 | 2521 * Return pointer to position "pos". |
7 | 2522 */ |
2523 char_u * | |
7827
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Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
2524 ml_get_pos(pos_T *pos) |
7 | 2525 { |
2526 return (ml_get_buf(curbuf, pos->lnum, FALSE) + pos->col); | |
2527 } | |
2528 | |
2529 /* | |
2657 | 2530 * Return pointer to cursor line. |
7 | 2531 */ |
2532 char_u * | |
7827
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commit https://github.com/vim/vim/commit/52ea13da0fe86df1abf34de52841e367035170c0
Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
2533 ml_get_curline(void) |
7 | 2534 { |
2535 return ml_get_buf(curbuf, curwin->w_cursor.lnum, FALSE); | |
2536 } | |
2537 | |
2538 /* | |
2657 | 2539 * Return pointer to cursor position. |
7 | 2540 */ |
2541 char_u * | |
7827
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commit https://github.com/vim/vim/commit/52ea13da0fe86df1abf34de52841e367035170c0
Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
2542 ml_get_cursor(void) |
7 | 2543 { |
2544 return (ml_get_buf(curbuf, curwin->w_cursor.lnum, FALSE) + | |
2545 curwin->w_cursor.col); | |
2546 } | |
2547 | |
2548 /* | |
2657 | 2549 * Return a pointer to a line in a specific buffer |
7 | 2550 * |
2551 * "will_change": if TRUE mark the buffer dirty (chars in the line will be | |
2552 * changed) | |
2553 */ | |
2554 char_u * | |
7827
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Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
2555 ml_get_buf( |
41789f16d6b2
commit https://github.com/vim/vim/commit/52ea13da0fe86df1abf34de52841e367035170c0
Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
2556 buf_T *buf, |
41789f16d6b2
commit https://github.com/vim/vim/commit/52ea13da0fe86df1abf34de52841e367035170c0
Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
2557 linenr_T lnum, |
41789f16d6b2
commit https://github.com/vim/vim/commit/52ea13da0fe86df1abf34de52841e367035170c0
Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
2558 int will_change) /* line will be changed */ |
7 | 2559 { |
1068 | 2560 bhdr_T *hp; |
2561 DATA_BL *dp; | |
2562 static int recursive = 0; | |
7 | 2563 |
2564 if (lnum > buf->b_ml.ml_line_count) /* invalid line number */ | |
2565 { | |
1068 | 2566 if (recursive == 0) |
2567 { | |
2568 /* Avoid giving this message for a recursive call, may happen when | |
2569 * the GUI redraws part of the text. */ | |
2570 ++recursive; | |
15470
55ccc2d353bd
patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15361
diff
changeset
|
2571 siemsg(_("E315: ml_get: invalid lnum: %ld"), lnum); |
1068 | 2572 --recursive; |
2573 } | |
7 | 2574 errorret: |
2575 STRCPY(IObuff, "???"); | |
16786
98ca522e6453
patch 8.1.1395: saving for undo may access invalid memory
Bram Moolenaar <Bram@vim.org>
parents:
16764
diff
changeset
|
2576 buf->b_ml.ml_line_len = 4; |
7 | 2577 return IObuff; |
2578 } | |
16786
98ca522e6453
patch 8.1.1395: saving for undo may access invalid memory
Bram Moolenaar <Bram@vim.org>
parents:
16764
diff
changeset
|
2579 if (lnum <= 0) // pretend line 0 is line 1 |
7 | 2580 lnum = 1; |
2581 | |
16786
98ca522e6453
patch 8.1.1395: saving for undo may access invalid memory
Bram Moolenaar <Bram@vim.org>
parents:
16764
diff
changeset
|
2582 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>
parents:
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diff
changeset
|
2583 { |
98ca522e6453
patch 8.1.1395: saving for undo may access invalid memory
Bram Moolenaar <Bram@vim.org>
parents:
16764
diff
changeset
|
2584 buf->b_ml.ml_line_len = 1; |
7 | 2585 return (char_u *)""; |
16786
98ca522e6453
patch 8.1.1395: saving for undo may access invalid memory
Bram Moolenaar <Bram@vim.org>
parents:
16764
diff
changeset
|
2586 } |
7 | 2587 |
2108
3cdf2a653e00
updated for version 7.2.391
Bram Moolenaar <bram@zimbu.org>
parents:
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diff
changeset
|
2588 /* |
3cdf2a653e00
updated for version 7.2.391
Bram Moolenaar <bram@zimbu.org>
parents:
2075
diff
changeset
|
2589 * 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
|
2590 * Otherwise may need to flush last used line. |
3cdf2a653e00
updated for version 7.2.391
Bram Moolenaar <bram@zimbu.org>
parents:
2075
diff
changeset
|
2591 * 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
|
2592 * blocks. |
3cdf2a653e00
updated for version 7.2.391
Bram Moolenaar <bram@zimbu.org>
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2075
diff
changeset
|
2593 */ |
1066 | 2594 if (buf->b_ml.ml_line_lnum != lnum || mf_dont_release) |
7 | 2595 { |
15138
9df130fd5e0d
patch 8.1.0579: cannot attach properties to text
Bram Moolenaar <Bram@vim.org>
parents:
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diff
changeset
|
2596 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
|
2597 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
|
2598 int idx; |
9df130fd5e0d
patch 8.1.0579: cannot attach properties to text
Bram Moolenaar <Bram@vim.org>
parents:
14980
diff
changeset
|
2599 |
7 | 2600 ml_flush_line(buf); |
2601 | |
2602 /* | |
2603 * Find the data block containing the line. | |
2604 * This also fills the stack with the blocks from the root to the data | |
2605 * block and releases any locked block. | |
2606 */ | |
2607 if ((hp = ml_find_line(buf, lnum, ML_FIND)) == NULL) | |
2608 { | |
1068 | 2609 if (recursive == 0) |
2610 { | |
2611 /* Avoid giving this message for a recursive call, may happen | |
2612 * when the GUI redraws part of the text. */ | |
2613 ++recursive; | |
15470
55ccc2d353bd
patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15361
diff
changeset
|
2614 siemsg(_("E316: ml_get: cannot find line %ld"), lnum); |
1068 | 2615 --recursive; |
2616 } | |
7 | 2617 goto errorret; |
2618 } | |
2619 | |
2620 dp = (DATA_BL *)(hp->bh_data); | |
2621 | |
15138
9df130fd5e0d
patch 8.1.0579: cannot attach properties to text
Bram Moolenaar <Bram@vim.org>
parents:
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diff
changeset
|
2622 idx = lnum - buf->b_ml.ml_locked_low; |
9df130fd5e0d
patch 8.1.0579: cannot attach properties to text
Bram Moolenaar <Bram@vim.org>
parents:
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diff
changeset
|
2623 start = ((dp->db_index[idx]) & DB_INDEX_MASK); |
9df130fd5e0d
patch 8.1.0579: cannot attach properties to text
Bram Moolenaar <Bram@vim.org>
parents:
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diff
changeset
|
2624 // 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>
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diff
changeset
|
2625 // at the end of the block. |
9df130fd5e0d
patch 8.1.0579: cannot attach properties to text
Bram Moolenaar <Bram@vim.org>
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diff
changeset
|
2626 if (idx == 0) |
9df130fd5e0d
patch 8.1.0579: cannot attach properties to text
Bram Moolenaar <Bram@vim.org>
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diff
changeset
|
2627 end = dp->db_txt_end; |
9df130fd5e0d
patch 8.1.0579: cannot attach properties to text
Bram Moolenaar <Bram@vim.org>
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diff
changeset
|
2628 else |
9df130fd5e0d
patch 8.1.0579: cannot attach properties to text
Bram Moolenaar <Bram@vim.org>
parents:
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diff
changeset
|
2629 end = ((dp->db_index[idx - 1]) & DB_INDEX_MASK); |
9df130fd5e0d
patch 8.1.0579: cannot attach properties to text
Bram Moolenaar <Bram@vim.org>
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diff
changeset
|
2630 len = end - start; |
9df130fd5e0d
patch 8.1.0579: cannot attach properties to text
Bram Moolenaar <Bram@vim.org>
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diff
changeset
|
2631 |
9df130fd5e0d
patch 8.1.0579: cannot attach properties to text
Bram Moolenaar <Bram@vim.org>
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diff
changeset
|
2632 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>
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diff
changeset
|
2633 buf->b_ml.ml_line_len = len; |
7 | 2634 buf->b_ml.ml_line_lnum = lnum; |
2635 buf->b_ml.ml_flags &= ~ML_LINE_DIRTY; | |
2636 } | |
2637 if (will_change) | |
2638 buf->b_ml.ml_flags |= (ML_LOCKED_DIRTY | ML_LOCKED_POS); | |
2639 | |
2640 return buf->b_ml.ml_line_ptr; | |
2641 } | |
2642 | |
2643 /* | |
2644 * Check if a line that was just obtained by a call to ml_get | |
2645 * is in allocated memory. | |
2646 */ | |
2647 int | |
7827
41789f16d6b2
commit https://github.com/vim/vim/commit/52ea13da0fe86df1abf34de52841e367035170c0
Christian Brabandt <cb@256bit.org>
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7803
diff
changeset
|
2648 ml_line_alloced(void) |
7 | 2649 { |
2650 return (curbuf->b_ml.ml_flags & ML_LINE_DIRTY); | |
2651 } | |
2652 | |
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
|
2653 #ifdef FEAT_TEXT_PROP |
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Bram Moolenaar <Bram@vim.org>
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diff
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|
2654 static void |
2d8225cc1315
patch 8.1.0655: when appending a line text property flags are not added
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diff
changeset
|
2655 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>
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diff
changeset
|
2656 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
|
2657 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
|
2658 char_u **line, |
2d8225cc1315
patch 8.1.0655: when appending a line text property flags are not added
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diff
changeset
|
2659 int *len, |
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
|
2660 char_u **tofree) |
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
|
2661 { |
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
|
2662 int 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
|
2663 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
|
2664 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
|
2665 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
|
2666 char_u *props; |
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
|
2667 int new_len; |
2d8225cc1315
patch 8.1.0655: when appending a line text property flags are not added
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diff
changeset
|
2668 char_u *new_line; |
2d8225cc1315
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Bram Moolenaar <Bram@vim.org>
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diff
changeset
|
2669 textprop_T prop; |
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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
|
2670 |
2d8225cc1315
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diff
changeset
|
2671 // Make two rounds: |
2d8225cc1315
patch 8.1.0655: when appending a line text property flags are not added
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diff
changeset
|
2672 // 1. calculate the extra space needed |
2d8225cc1315
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Bram Moolenaar <Bram@vim.org>
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diff
changeset
|
2673 // 2. allocate the space and fill it |
2d8225cc1315
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Bram Moolenaar <Bram@vim.org>
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diff
changeset
|
2674 for (round = 1; round <= 2; ++round) |
2d8225cc1315
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diff
changeset
|
2675 { |
2d8225cc1315
patch 8.1.0655: when appending a line text property flags are not added
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diff
changeset
|
2676 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
|
2677 { |
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
|
2678 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
|
2679 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
|
2680 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
|
2681 new_line = alloc(new_len); |
15294
2d8225cc1315
patch 8.1.0655: when appending a line text property flags are not added
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diff
changeset
|
2682 if (new_line == NULL) |
2d8225cc1315
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Bram Moolenaar <Bram@vim.org>
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diff
changeset
|
2683 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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diff
changeset
|
2684 mch_memmove(new_line, *line, *len); |
2d8225cc1315
patch 8.1.0655: when appending a line text property flags are not added
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diff
changeset
|
2685 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
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|
2686 } |
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
|
2687 |
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
|
2688 // Get the line above to find any props that continue in the next |
2d8225cc1315
patch 8.1.0655: when appending a line text property flags are not added
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diff
changeset
|
2689 // line. |
2d8225cc1315
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diff
changeset
|
2690 count = get_text_props(buf, lnum, &props, FALSE); |
2d8225cc1315
patch 8.1.0655: when appending a line text property flags are not added
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changeset
|
2691 for (n = 0; n < count; ++n) |
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|
2692 { |
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diff
changeset
|
2693 mch_memmove(&prop, props + n * sizeof(textprop_T), sizeof(textprop_T)); |
2d8225cc1315
patch 8.1.0655: when appending a line text property flags are not added
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diff
changeset
|
2694 if (prop.tp_flags & TP_FLAG_CONT_NEXT) |
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|
2695 { |
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changeset
|
2696 if (round == 2) |
2d8225cc1315
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changeset
|
2697 { |
2d8225cc1315
patch 8.1.0655: when appending a line text property flags are not added
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diff
changeset
|
2698 prop.tp_flags |= TP_FLAG_CONT_PREV; |
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patch 8.1.0655: when appending a line text property flags are not added
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diff
changeset
|
2699 prop.tp_col = 1; |
2d8225cc1315
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changeset
|
2700 prop.tp_len = *len; |
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diff
changeset
|
2701 mch_memmove(new_line + *len + new_prop_count * sizeof(textprop_T), &prop, sizeof(textprop_T)); |
2d8225cc1315
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|
2702 } |
2d8225cc1315
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diff
changeset
|
2703 ++new_prop_count; |
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|
2704 } |
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|
2705 } |
2d8225cc1315
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diff
changeset
|
2706 } |
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diff
changeset
|
2707 *line = new_line; |
2d8225cc1315
patch 8.1.0655: when appending a line text property flags are not added
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diff
changeset
|
2708 *tofree = new_line; |
2d8225cc1315
patch 8.1.0655: when appending a line text property flags are not added
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changeset
|
2709 *len = new_len; |
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diff
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|
2710 } |
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|
2711 #endif |
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|
2712 |
7 | 2713 /* |
2714 * Append a line after lnum (may be 0 to insert a line in front of the file). | |
2715 * "line" does not need to be allocated, but can't be another line in a | |
2716 * buffer, unlocking may make it invalid. | |
2717 * | |
2718 * newfile: TRUE when starting to edit a new file, meaning that pe_old_lnum | |
2719 * will be set for recovery | |
2720 * Check: The caller of this function should probably also call | |
2721 * appended_lines(). | |
2722 * | |
2723 * return FAIL for failure, OK otherwise | |
2724 */ | |
2725 int | |
7827
41789f16d6b2
commit https://github.com/vim/vim/commit/52ea13da0fe86df1abf34de52841e367035170c0
Christian Brabandt <cb@256bit.org>
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7803
diff
changeset
|
2726 ml_append( |
41789f16d6b2
commit https://github.com/vim/vim/commit/52ea13da0fe86df1abf34de52841e367035170c0
Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
2727 linenr_T lnum, /* append after this line (can be 0) */ |
41789f16d6b2
commit https://github.com/vim/vim/commit/52ea13da0fe86df1abf34de52841e367035170c0
Christian Brabandt <cb@256bit.org>
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7803
diff
changeset
|
2728 char_u *line, /* text of the new line */ |
41789f16d6b2
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Christian Brabandt <cb@256bit.org>
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changeset
|
2729 colnr_T len, /* length of new line, including NUL, or 0 */ |
41789f16d6b2
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Christian Brabandt <cb@256bit.org>
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diff
changeset
|
2730 int newfile) /* flag, see above */ |
7 | 2731 { |
2732 /* When starting up, we might still need to create the memfile */ | |
2394
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Add the 'undoreload' option to be able to undo a file reload.
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|
2733 if (curbuf->b_ml.ml_mfp == NULL && open_buffer(FALSE, NULL, 0) == FAIL) |
7 | 2734 return FAIL; |
2735 | |
2736 if (curbuf->b_ml.ml_line_lnum != 0) | |
2737 ml_flush_line(curbuf); | |
2738 return ml_append_int(curbuf, lnum, line, len, newfile, FALSE); | |
2739 } | |
2740 | |
12477
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diff
changeset
|
2741 #if defined(FEAT_SPELL) || defined(FEAT_QUICKFIX) || defined(PROTO) |
625 | 2742 /* |
2743 * Like ml_append() but for an arbitrary buffer. The buffer must already have | |
2744 * a memline. | |
2745 */ | |
2746 int | |
7827
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diff
changeset
|
2747 ml_append_buf( |
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diff
changeset
|
2748 buf_T *buf, |
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diff
changeset
|
2749 linenr_T lnum, /* append after this line (can be 0) */ |
41789f16d6b2
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diff
changeset
|
2750 char_u *line, /* text of the new line */ |
41789f16d6b2
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diff
changeset
|
2751 colnr_T len, /* length of new line, including NUL, or 0 */ |
41789f16d6b2
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diff
changeset
|
2752 int newfile) /* flag, see above */ |
625 | 2753 { |
2754 if (buf->b_ml.ml_mfp == NULL) | |
2755 return FAIL; | |
2756 | |
2757 if (buf->b_ml.ml_line_lnum != 0) | |
2758 ml_flush_line(buf); | |
2759 return ml_append_int(buf, lnum, line, len, newfile, FALSE); | |
2760 } | |
2761 #endif | |
2762 | |
7 | 2763 static int |
7827
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diff
changeset
|
2764 ml_append_int( |
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diff
changeset
|
2765 buf_T *buf, |
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|
2766 linenr_T lnum, // append after this line (can be 0) |
15294
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|
2767 char_u *line_arg, // text of the new line |
15138
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|
2768 colnr_T len_arg, // length of line, including NUL, or 0 |
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|
2769 int newfile, // flag, see above |
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|
2770 int mark) // mark the new line |
7 | 2771 { |
15294
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|
2772 char_u *line = line_arg; |
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|
2773 colnr_T len = len_arg; |
7 | 2774 int i; |
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|
2775 int line_count; // number of indexes in current block |
7 | 2776 int offset; |
2777 int from, to; | |
15138
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|
2778 int space_needed; // space needed for new line |
7 | 2779 int page_size; |
2780 int page_count; | |
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|
2781 int db_idx; // index for lnum in data block |
7 | 2782 bhdr_T *hp; |
2783 memfile_T *mfp; | |
2784 DATA_BL *dp; | |
2785 PTR_BL *pp; | |
2786 infoptr_T *ip; | |
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|
2787 #ifdef FEAT_TEXT_PROP |
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|
2788 char_u *tofree = NULL; |
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|
2789 #endif |
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|
2790 int ret = FAIL; |
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|
2791 |
7 | 2792 if (lnum > buf->b_ml.ml_line_count || buf->b_ml.ml_mfp == NULL) |
15294
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|
2793 return FAIL; // lnum out of range |
7 | 2794 |
2795 if (lowest_marked && lowest_marked > lnum) | |
2796 lowest_marked = lnum + 1; | |
2797 | |
2798 if (len == 0) | |
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|
2799 len = (colnr_T)STRLEN(line) + 1; // space needed for the text |
15294
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|
2800 |
16666
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|
2801 #ifdef FEAT_EVAL |
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|
2802 // When inserting above recorded changes: flush the changes before changing |
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patch 8.1.1335: listener callback is called after inserting text
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|
2803 // the text. |
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patch 8.1.1335: listener callback is called after inserting text
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diff
changeset
|
2804 may_invoke_listeners(buf, lnum + 1, lnum + 1, 1); |
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patch 8.1.1335: listener callback is called after inserting text
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|
2805 #endif |
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|
2806 |
15294
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|
2807 #ifdef FEAT_TEXT_PROP |
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|
2808 if (curbuf->b_has_textprop && lnum > 0) |
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|
2809 // Add text properties that continue from the previous line. |
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|
2810 add_text_props_for_append(buf, lnum, &line, &len, &tofree); |
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|
2811 #endif |
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|
2812 |
15138
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changeset
|
2813 space_needed = len + INDEX_SIZE; // space needed for text + index |
7 | 2814 |
2815 mfp = buf->b_ml.ml_mfp; | |
2816 page_size = mfp->mf_page_size; | |
2817 | |
2818 /* | |
2819 * find the data block containing the previous line | |
2820 * This also fills the stack with the blocks from the root to the data block | |
2821 * This also releases any locked block. | |
2822 */ | |
2823 if ((hp = ml_find_line(buf, lnum == 0 ? (linenr_T)1 : lnum, | |
2824 ML_INSERT)) == NULL) | |
15294
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changeset
|
2825 goto theend; |
7 | 2826 |
2827 buf->b_ml.ml_flags &= ~ML_EMPTY; | |
2828 | |
2829 if (lnum == 0) /* got line one instead, correct db_idx */ | |
2830 db_idx = -1; /* careful, it is negative! */ | |
2831 else | |
2832 db_idx = lnum - buf->b_ml.ml_locked_low; | |
2833 /* get line count before the insertion */ | |
2834 line_count = buf->b_ml.ml_locked_high - buf->b_ml.ml_locked_low; | |
2835 | |
2836 dp = (DATA_BL *)(hp->bh_data); | |
2837 | |
2838 /* | |
2839 * If | |
2840 * - there is not enough room in the current block | |
2841 * - appending to the last line in the block | |
2842 * - not appending to the last line in the file | |
2843 * insert in front of the next block. | |
2844 */ | |
2845 if ((int)dp->db_free < space_needed && db_idx == line_count - 1 | |
2846 && lnum < buf->b_ml.ml_line_count) | |
2847 { | |
2848 /* | |
2849 * Now that the line is not going to be inserted in the block that we | |
2850 * expected, the line count has to be adjusted in the pointer blocks | |
2851 * by using ml_locked_lineadd. | |
2852 */ | |
2853 --(buf->b_ml.ml_locked_lineadd); | |
2854 --(buf->b_ml.ml_locked_high); | |
2855 if ((hp = ml_find_line(buf, lnum + 1, ML_INSERT)) == NULL) | |
15294
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diff
changeset
|
2856 goto theend; |
7 | 2857 |
2858 db_idx = -1; /* careful, it is negative! */ | |
2859 /* get line count before the insertion */ | |
2860 line_count = buf->b_ml.ml_locked_high - buf->b_ml.ml_locked_low; | |
2861 CHECK(buf->b_ml.ml_locked_low != lnum + 1, "locked_low != lnum + 1"); | |
2862 | |
2863 dp = (DATA_BL *)(hp->bh_data); | |
2864 } | |
2865 | |
2866 ++buf->b_ml.ml_line_count; | |
2867 | |
2868 if ((int)dp->db_free >= space_needed) /* enough room in data block */ | |
2869 { | |
15294
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diff
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|
2870 /* |
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diff
changeset
|
2871 * Insert the new line in an existing data block, or in the data block |
2d8225cc1315
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diff
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|
2872 * allocated above. |
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diff
changeset
|
2873 */ |
7 | 2874 dp->db_txt_start -= len; |
2875 dp->db_free -= space_needed; | |
2876 ++(dp->db_line_count); | |
2877 | |
2878 /* | |
2879 * move the text of the lines that follow to the front | |
2880 * adjust the indexes of the lines that follow | |
2881 */ | |
2882 if (line_count > db_idx + 1) /* if there are following lines */ | |
2883 { | |
2884 /* | |
2885 * Offset is the start of the previous line. | |
2886 * This will become the character just after the new line. | |
2887 */ | |
2888 if (db_idx < 0) | |
2889 offset = dp->db_txt_end; | |
2890 else | |
2891 offset = ((dp->db_index[db_idx]) & DB_INDEX_MASK); | |
2892 mch_memmove((char *)dp + dp->db_txt_start, | |
2893 (char *)dp + dp->db_txt_start + len, | |
2894 (size_t)(offset - (dp->db_txt_start + len))); | |
2895 for (i = line_count - 1; i > db_idx; --i) | |
2896 dp->db_index[i + 1] = dp->db_index[i] - len; | |
2897 dp->db_index[db_idx + 1] = offset - len; | |
2898 } | |
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|
2899 else |
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diff
changeset
|
2900 // add line at the end (which is the start of the text) |
7 | 2901 dp->db_index[db_idx + 1] = dp->db_txt_start; |
2902 | |
2903 /* | |
2904 * copy the text into the block | |
2905 */ | |
2906 mch_memmove((char *)dp + dp->db_index[db_idx + 1], line, (size_t)len); | |
2907 if (mark) | |
2908 dp->db_index[db_idx + 1] |= DB_MARKED; | |
2909 | |
2910 /* | |
2911 * Mark the block dirty. | |
2912 */ | |
2913 buf->b_ml.ml_flags |= ML_LOCKED_DIRTY; | |
2914 if (!newfile) | |
2915 buf->b_ml.ml_flags |= ML_LOCKED_POS; | |
2916 } | |
2917 else /* not enough space in data block */ | |
2918 { | |
2919 long line_count_left, line_count_right; | |
2920 int page_count_left, page_count_right; | |
2921 bhdr_T *hp_left; | |
2922 bhdr_T *hp_right; | |
2923 bhdr_T *hp_new; | |
2924 int lines_moved; | |
2925 int data_moved = 0; /* init to shut up gcc */ | |
2926 int total_moved = 0; /* init to shut up gcc */ | |
2927 DATA_BL *dp_right, *dp_left; | |
2928 int stack_idx; | |
2929 int in_left; | |
2930 int lineadd; | |
2931 blocknr_T bnum_left, bnum_right; | |
2932 linenr_T lnum_left, lnum_right; | |
2933 int pb_idx; | |
2934 PTR_BL *pp_new; | |
2935 | |
2936 /* | |
15294
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|
2937 * There is not enough room, we have to create a new data block and |
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|
2938 * copy some lines into it. |
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diff
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|
2939 * Then we have to insert an entry in the pointer block. |
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diff
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|
2940 * If this pointer block also is full, we go up another block, and so |
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|
2941 * on, up to the root if necessary. |
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|
2942 * The line counts in the pointer blocks have already been adjusted by |
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|
2943 * ml_find_line(). |
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|
2944 * |
7 | 2945 * We are going to allocate a new data block. Depending on the |
2946 * situation it will be put to the left or right of the existing | |
2947 * block. If possible we put the new line in the left block and move | |
2948 * the lines after it to the right block. Otherwise the new line is | |
2949 * also put in the right block. This method is more efficient when | |
2950 * inserting a lot of lines at one place. | |
2951 */ | |
2952 if (db_idx < 0) /* left block is new, right block is existing */ | |
2953 { | |
2954 lines_moved = 0; | |
2955 in_left = TRUE; | |
2956 /* space_needed does not change */ | |
2957 } | |
2958 else /* left block is existing, right block is new */ | |
2959 { | |
2960 lines_moved = line_count - db_idx - 1; | |
2961 if (lines_moved == 0) | |
2962 in_left = FALSE; /* put new line in right block */ | |
2963 /* space_needed does not change */ | |
2964 else | |
2965 { | |
2966 data_moved = ((dp->db_index[db_idx]) & DB_INDEX_MASK) - | |
2967 dp->db_txt_start; | |
2968 total_moved = data_moved + lines_moved * INDEX_SIZE; | |
2969 if ((int)dp->db_free + total_moved >= space_needed) | |
2970 { | |
2971 in_left = TRUE; /* put new line in left block */ | |
2972 space_needed = total_moved; | |
2973 } | |
2974 else | |
2975 { | |
2976 in_left = FALSE; /* put new line in right block */ | |
2977 space_needed += total_moved; | |
2978 } | |
2979 } | |
2980 } | |
2981 | |
2982 page_count = ((space_needed + HEADER_SIZE) + page_size - 1) / page_size; | |
2983 if ((hp_new = ml_new_data(mfp, newfile, page_count)) == NULL) | |
2984 { | |
2985 /* correct line counts in pointer blocks */ | |
2986 --(buf->b_ml.ml_locked_lineadd); | |
2987 --(buf->b_ml.ml_locked_high); | |
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|
2988 goto theend; |
7 | 2989 } |
2990 if (db_idx < 0) /* left block is new */ | |
2991 { | |
2992 hp_left = hp_new; | |
2993 hp_right = hp; | |
2994 line_count_left = 0; | |
2995 line_count_right = line_count; | |
2996 } | |
2997 else /* right block is new */ | |
2998 { | |
2999 hp_left = hp; | |
3000 hp_right = hp_new; | |
3001 line_count_left = line_count; | |
3002 line_count_right = 0; | |
3003 } | |
3004 dp_right = (DATA_BL *)(hp_right->bh_data); | |
3005 dp_left = (DATA_BL *)(hp_left->bh_data); | |
3006 bnum_left = hp_left->bh_bnum; | |
3007 bnum_right = hp_right->bh_bnum; | |
3008 page_count_left = hp_left->bh_page_count; | |
3009 page_count_right = hp_right->bh_page_count; | |
3010 | |
3011 /* | |
3012 * May move the new line into the right/new block. | |
3013 */ | |
3014 if (!in_left) | |
3015 { | |
3016 dp_right->db_txt_start -= len; | |
3017 dp_right->db_free -= len + INDEX_SIZE; | |
3018 dp_right->db_index[0] = dp_right->db_txt_start; | |
3019 if (mark) | |
3020 dp_right->db_index[0] |= DB_MARKED; | |
3021 | |
3022 mch_memmove((char *)dp_right + dp_right->db_txt_start, | |
3023 line, (size_t)len); | |
3024 ++line_count_right; | |
3025 } | |
3026 /* | |
3027 * may move lines from the left/old block to the right/new one. | |
3028 */ | |
3029 if (lines_moved) | |
3030 { | |
3031 /* | |
3032 */ | |
3033 dp_right->db_txt_start -= data_moved; | |
3034 dp_right->db_free -= total_moved; | |
3035 mch_memmove((char *)dp_right + dp_right->db_txt_start, | |
3036 (char *)dp_left + dp_left->db_txt_start, | |
3037 (size_t)data_moved); | |
3038 offset = dp_right->db_txt_start - dp_left->db_txt_start; | |
3039 dp_left->db_txt_start += data_moved; | |
3040 dp_left->db_free += total_moved; | |
3041 | |
3042 /* | |
3043 * update indexes in the new block | |
3044 */ | |
3045 for (to = line_count_right, from = db_idx + 1; | |
3046 from < line_count_left; ++from, ++to) | |
3047 dp_right->db_index[to] = dp->db_index[from] + offset; | |
3048 line_count_right += lines_moved; | |
3049 line_count_left -= lines_moved; | |
3050 } | |
3051 | |
3052 /* | |
3053 * May move the new line into the left (old or new) block. | |
3054 */ | |
3055 if (in_left) | |
3056 { | |
3057 dp_left->db_txt_start -= len; | |
3058 dp_left->db_free -= len + INDEX_SIZE; | |
3059 dp_left->db_index[line_count_left] = dp_left->db_txt_start; | |
3060 if (mark) | |
3061 dp_left->db_index[line_count_left] |= DB_MARKED; | |
3062 mch_memmove((char *)dp_left + dp_left->db_txt_start, | |
3063 line, (size_t)len); | |
3064 ++line_count_left; | |
3065 } | |
3066 | |
3067 if (db_idx < 0) /* left block is new */ | |
3068 { | |
3069 lnum_left = lnum + 1; | |
3070 lnum_right = 0; | |
3071 } | |
3072 else /* right block is new */ | |
3073 { | |
3074 lnum_left = 0; | |
3075 if (in_left) | |
3076 lnum_right = lnum + 2; | |
3077 else | |
3078 lnum_right = lnum + 1; | |
3079 } | |
3080 dp_left->db_line_count = line_count_left; | |
3081 dp_right->db_line_count = line_count_right; | |
3082 | |
3083 /* | |
3084 * release the two data blocks | |
3085 * The new one (hp_new) already has a correct blocknumber. | |
3086 * The old one (hp, in ml_locked) gets a positive blocknumber if | |
3087 * we changed it and we are not editing a new file. | |
3088 */ | |
3089 if (lines_moved || in_left) | |
3090 buf->b_ml.ml_flags |= ML_LOCKED_DIRTY; | |
3091 if (!newfile && db_idx >= 0 && in_left) | |
3092 buf->b_ml.ml_flags |= ML_LOCKED_POS; | |
3093 mf_put(mfp, hp_new, TRUE, FALSE); | |
3094 | |
3095 /* | |
3096 * flush the old data block | |
3097 * set ml_locked_lineadd to 0, because the updating of the | |
3098 * pointer blocks is done below | |
3099 */ | |
3100 lineadd = buf->b_ml.ml_locked_lineadd; | |
3101 buf->b_ml.ml_locked_lineadd = 0; | |
3102 ml_find_line(buf, (linenr_T)0, ML_FLUSH); /* flush data block */ | |
3103 | |
3104 /* | |
3105 * update pointer blocks for the new data block | |
3106 */ | |
3107 for (stack_idx = buf->b_ml.ml_stack_top - 1; stack_idx >= 0; | |
3108 --stack_idx) | |
3109 { | |
3110 ip = &(buf->b_ml.ml_stack[stack_idx]); | |
3111 pb_idx = ip->ip_index; | |
3112 if ((hp = mf_get(mfp, ip->ip_bnum, 1)) == NULL) | |
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
|
3113 goto theend; |
7 | 3114 pp = (PTR_BL *)(hp->bh_data); /* must be pointer block */ |
3115 if (pp->pb_id != PTR_ID) | |
3116 { | |
15470
55ccc2d353bd
patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15361
diff
changeset
|
3117 iemsg(_("E317: pointer block id wrong 3")); |
7 | 3118 mf_put(mfp, hp, FALSE, FALSE); |
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
|
3119 goto theend; |
7 | 3120 } |
3121 /* | |
3122 * TODO: If the pointer block is full and we are adding at the end | |
3123 * try to insert in front of the next block | |
3124 */ | |
3125 /* block not full, add one entry */ | |
3126 if (pp->pb_count < pp->pb_count_max) | |
3127 { | |
3128 if (pb_idx + 1 < (int)pp->pb_count) | |
3129 mch_memmove(&pp->pb_pointer[pb_idx + 2], | |
3130 &pp->pb_pointer[pb_idx + 1], | |
3131 (size_t)(pp->pb_count - pb_idx - 1) * sizeof(PTR_EN)); | |
3132 ++pp->pb_count; | |
3133 pp->pb_pointer[pb_idx].pe_line_count = line_count_left; | |
3134 pp->pb_pointer[pb_idx].pe_bnum = bnum_left; | |
3135 pp->pb_pointer[pb_idx].pe_page_count = page_count_left; | |
3136 pp->pb_pointer[pb_idx + 1].pe_line_count = line_count_right; | |
3137 pp->pb_pointer[pb_idx + 1].pe_bnum = bnum_right; | |
3138 pp->pb_pointer[pb_idx + 1].pe_page_count = page_count_right; | |
3139 | |
3140 if (lnum_left != 0) | |
3141 pp->pb_pointer[pb_idx].pe_old_lnum = lnum_left; | |
3142 if (lnum_right != 0) | |
3143 pp->pb_pointer[pb_idx + 1].pe_old_lnum = lnum_right; | |
3144 | |
3145 mf_put(mfp, hp, TRUE, FALSE); | |
3146 buf->b_ml.ml_stack_top = stack_idx + 1; /* truncate stack */ | |
3147 | |
3148 if (lineadd) | |
3149 { | |
3150 --(buf->b_ml.ml_stack_top); | |
1167 | 3151 /* fix line count for rest of blocks in the stack */ |
7 | 3152 ml_lineadd(buf, lineadd); |
3153 /* fix stack itself */ | |
3154 buf->b_ml.ml_stack[buf->b_ml.ml_stack_top].ip_high += | |
3155 lineadd; | |
3156 ++(buf->b_ml.ml_stack_top); | |
3157 } | |
3158 | |
3159 /* | |
3160 * We are finished, break the loop here. | |
3161 */ | |
3162 break; | |
3163 } | |
3164 else /* pointer block full */ | |
3165 { | |
3166 /* | |
3167 * split the pointer block | |
3168 * allocate a new pointer block | |
3169 * move some of the pointer into the new block | |
3170 * prepare for updating the parent block | |
3171 */ | |
3172 for (;;) /* do this twice when splitting block 1 */ | |
3173 { | |
3174 hp_new = ml_new_ptr(mfp); | |
3175 if (hp_new == NULL) /* TODO: try to fix tree */ | |
15294
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Bram Moolenaar <Bram@vim.org>
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15292
diff
changeset
|
3176 goto theend; |
7 | 3177 pp_new = (PTR_BL *)(hp_new->bh_data); |
3178 | |
3179 if (hp->bh_bnum != 1) | |
3180 break; | |
3181 | |
3182 /* | |
3183 * if block 1 becomes full the tree is given an extra level | |
3184 * The pointers from block 1 are moved into the new block. | |
3185 * block 1 is updated to point to the new block | |
3186 * then continue to split the new block | |
3187 */ | |
3188 mch_memmove(pp_new, pp, (size_t)page_size); | |
3189 pp->pb_count = 1; | |
3190 pp->pb_pointer[0].pe_bnum = hp_new->bh_bnum; | |
3191 pp->pb_pointer[0].pe_line_count = buf->b_ml.ml_line_count; | |
3192 pp->pb_pointer[0].pe_old_lnum = 1; | |
3193 pp->pb_pointer[0].pe_page_count = 1; | |
3194 mf_put(mfp, hp, TRUE, FALSE); /* release block 1 */ | |
3195 hp = hp_new; /* new block is to be split */ | |
3196 pp = pp_new; | |
3197 CHECK(stack_idx != 0, _("stack_idx should be 0")); | |
3198 ip->ip_index = 0; | |
3199 ++stack_idx; /* do block 1 again later */ | |
3200 } | |
3201 /* | |
3202 * move the pointers after the current one to the new block | |
3203 * If there are none, the new entry will be in the new block. | |
3204 */ | |
3205 total_moved = pp->pb_count - pb_idx - 1; | |
3206 if (total_moved) | |
3207 { | |
3208 mch_memmove(&pp_new->pb_pointer[0], | |
3209 &pp->pb_pointer[pb_idx + 1], | |
3210 (size_t)(total_moved) * sizeof(PTR_EN)); | |
3211 pp_new->pb_count = total_moved; | |
3212 pp->pb_count -= total_moved - 1; | |
3213 pp->pb_pointer[pb_idx + 1].pe_bnum = bnum_right; | |
3214 pp->pb_pointer[pb_idx + 1].pe_line_count = line_count_right; | |
3215 pp->pb_pointer[pb_idx + 1].pe_page_count = page_count_right; | |
3216 if (lnum_right) | |
3217 pp->pb_pointer[pb_idx + 1].pe_old_lnum = lnum_right; | |
3218 } | |
3219 else | |
3220 { | |
3221 pp_new->pb_count = 1; | |
3222 pp_new->pb_pointer[0].pe_bnum = bnum_right; | |
3223 pp_new->pb_pointer[0].pe_line_count = line_count_right; | |
3224 pp_new->pb_pointer[0].pe_page_count = page_count_right; | |
3225 pp_new->pb_pointer[0].pe_old_lnum = lnum_right; | |
3226 } | |
3227 pp->pb_pointer[pb_idx].pe_bnum = bnum_left; | |
3228 pp->pb_pointer[pb_idx].pe_line_count = line_count_left; | |
3229 pp->pb_pointer[pb_idx].pe_page_count = page_count_left; | |
3230 if (lnum_left) | |
3231 pp->pb_pointer[pb_idx].pe_old_lnum = lnum_left; | |
3232 lnum_left = 0; | |
3233 lnum_right = 0; | |
3234 | |
3235 /* | |
3236 * recompute line counts | |
3237 */ | |
3238 line_count_right = 0; | |
3239 for (i = 0; i < (int)pp_new->pb_count; ++i) | |
3240 line_count_right += pp_new->pb_pointer[i].pe_line_count; | |
3241 line_count_left = 0; | |
3242 for (i = 0; i < (int)pp->pb_count; ++i) | |
3243 line_count_left += pp->pb_pointer[i].pe_line_count; | |
3244 | |
3245 bnum_left = hp->bh_bnum; | |
3246 bnum_right = hp_new->bh_bnum; | |
3247 page_count_left = 1; | |
3248 page_count_right = 1; | |
3249 mf_put(mfp, hp, TRUE, FALSE); | |
3250 mf_put(mfp, hp_new, TRUE, FALSE); | |
3251 } | |
3252 } | |
3253 | |
3254 /* | |
3255 * Safety check: fallen out of for loop? | |
3256 */ | |
3257 if (stack_idx < 0) | |
3258 { | |
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diff
changeset
|
3259 iemsg(_("E318: Updated too many blocks?")); |
7 | 3260 buf->b_ml.ml_stack_top = 0; /* invalidate stack */ |
3261 } | |
3262 } | |
3263 | |
3264 #ifdef FEAT_BYTEOFF | |
3265 /* The line was inserted below 'lnum' */ | |
3266 ml_updatechunk(buf, lnum + 1, (long)len, ML_CHNK_ADDLINE); | |
3267 #endif | |
3268 #ifdef FEAT_NETBEANS_INTG | |
2210 | 3269 if (netbeans_active()) |
7 | 3270 { |
3271 if (STRLEN(line) > 0) | |
835 | 3272 netbeans_inserted(buf, lnum+1, (colnr_T)0, line, (int)STRLEN(line)); |
34 | 3273 netbeans_inserted(buf, lnum+1, (colnr_T)STRLEN(line), |
7 | 3274 (char_u *)"\n", 1); |
3275 } | |
3276 #endif | |
8493
caed4b2d305f
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Christian Brabandt <cb@256bit.org>
parents:
8422
diff
changeset
|
3277 #ifdef FEAT_JOB_CHANNEL |
8422
5d2c84be23b5
commit https://github.com/vim/vim/commit/99ef06296f3c37490511c03786a2c8672e015c56
Christian Brabandt <cb@256bit.org>
parents:
8212
diff
changeset
|
3278 if (buf->b_write_to_channel) |
5d2c84be23b5
commit https://github.com/vim/vim/commit/99ef06296f3c37490511c03786a2c8672e015c56
Christian Brabandt <cb@256bit.org>
parents:
8212
diff
changeset
|
3279 channel_write_new_lines(buf); |
5d2c84be23b5
commit https://github.com/vim/vim/commit/99ef06296f3c37490511c03786a2c8672e015c56
Christian Brabandt <cb@256bit.org>
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8212
diff
changeset
|
3280 #endif |
15294
2d8225cc1315
patch 8.1.0655: when appending a line text property flags are not added
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diff
changeset
|
3281 ret = OK; |
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
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|
3282 |
2d8225cc1315
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Bram Moolenaar <Bram@vim.org>
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changeset
|
3283 theend: |
2d8225cc1315
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diff
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|
3284 #ifdef FEAT_TEXT_PROP |
2d8225cc1315
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diff
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|
3285 vim_free(tofree); |
2d8225cc1315
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|
3286 #endif |
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Bram Moolenaar <Bram@vim.org>
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diff
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|
3287 return ret; |
7 | 3288 } |
3289 | |
3290 /* | |
625 | 3291 * Replace line lnum, with buffering, in current buffer. |
7 | 3292 * |
720 | 3293 * If "copy" is TRUE, make a copy of the line, otherwise the line has been |
7 | 3294 * copied to allocated memory already. |
3295 * | |
3296 * Check: The caller of this function should probably also call | |
3297 * changed_lines(), unless update_screen(NOT_VALID) is used. | |
3298 * | |
3299 * return FAIL for failure, OK otherwise | |
3300 */ | |
3301 int | |
7827
41789f16d6b2
commit https://github.com/vim/vim/commit/52ea13da0fe86df1abf34de52841e367035170c0
Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
3302 ml_replace(linenr_T lnum, char_u *line, int copy) |
7 | 3303 { |
15138
9df130fd5e0d
patch 8.1.0579: cannot attach properties to text
Bram Moolenaar <Bram@vim.org>
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diff
changeset
|
3304 colnr_T len = -1; |
9df130fd5e0d
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diff
changeset
|
3305 |
9df130fd5e0d
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changeset
|
3306 if (line != NULL) |
15182
4b2de998ebd6
patch 8.1.0601: a few compiler warnings
Bram Moolenaar <Bram@vim.org>
parents:
15142
diff
changeset
|
3307 len = (colnr_T)STRLEN(line); |
15361
58b125df3e9b
patch 8.1.0688: text properties are not restored by undo
Bram Moolenaar <Bram@vim.org>
parents:
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diff
changeset
|
3308 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>
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diff
changeset
|
3309 } |
9df130fd5e0d
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diff
changeset
|
3310 |
15361
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diff
changeset
|
3311 /* |
58b125df3e9b
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Bram Moolenaar <Bram@vim.org>
parents:
15353
diff
changeset
|
3312 * 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
|
3313 * "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:
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diff
changeset
|
3314 * 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
|
3315 * "len_arg" includes the NUL of the text. |
58b125df3e9b
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Bram Moolenaar <Bram@vim.org>
parents:
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diff
changeset
|
3316 */ |
15138
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changeset
|
3317 int |
15361
58b125df3e9b
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Bram Moolenaar <Bram@vim.org>
parents:
15353
diff
changeset
|
3318 ml_replace_len( |
58b125df3e9b
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Bram Moolenaar <Bram@vim.org>
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15353
diff
changeset
|
3319 linenr_T lnum, |
58b125df3e9b
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diff
changeset
|
3320 char_u *line_arg, |
58b125df3e9b
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diff
changeset
|
3321 colnr_T len_arg, |
58b125df3e9b
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15353
diff
changeset
|
3322 int has_props, |
58b125df3e9b
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Bram Moolenaar <Bram@vim.org>
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diff
changeset
|
3323 int copy) |
15138
9df130fd5e0d
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Bram Moolenaar <Bram@vim.org>
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changeset
|
3324 { |
9df130fd5e0d
patch 8.1.0579: cannot attach properties to text
Bram Moolenaar <Bram@vim.org>
parents:
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diff
changeset
|
3325 char_u *line = line_arg; |
9df130fd5e0d
patch 8.1.0579: cannot attach properties to text
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parents:
14980
diff
changeset
|
3326 colnr_T len = len_arg; |
9df130fd5e0d
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Bram Moolenaar <Bram@vim.org>
parents:
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diff
changeset
|
3327 |
7 | 3328 if (line == NULL) /* just checking... */ |
3329 return FAIL; | |
3330 | |
3331 /* 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
|
3332 if (curbuf->b_ml.ml_mfp == NULL && open_buffer(FALSE, NULL, 0) == FAIL) |
7 | 3333 return FAIL; |
3334 | |
15361
58b125df3e9b
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Bram Moolenaar <Bram@vim.org>
parents:
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diff
changeset
|
3335 if (!has_props) |
58b125df3e9b
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Bram Moolenaar <Bram@vim.org>
parents:
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diff
changeset
|
3336 ++len; // include the NUL after the text |
58b125df3e9b
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Bram Moolenaar <Bram@vim.org>
parents:
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diff
changeset
|
3337 if (copy) |
58b125df3e9b
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parents:
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diff
changeset
|
3338 { |
58b125df3e9b
patch 8.1.0688: text properties are not restored by undo
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parents:
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diff
changeset
|
3339 // copy the line to allocated memory |
58b125df3e9b
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parents:
15353
diff
changeset
|
3340 #ifdef FEAT_TEXT_PROP |
58b125df3e9b
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Bram Moolenaar <Bram@vim.org>
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diff
changeset
|
3341 if (has_props) |
58b125df3e9b
patch 8.1.0688: text properties are not restored by undo
Bram Moolenaar <Bram@vim.org>
parents:
15353
diff
changeset
|
3342 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
|
3343 else |
58b125df3e9b
patch 8.1.0688: text properties are not restored by undo
Bram Moolenaar <Bram@vim.org>
parents:
15353
diff
changeset
|
3344 #endif |
58b125df3e9b
patch 8.1.0688: text properties are not restored by undo
Bram Moolenaar <Bram@vim.org>
parents:
15353
diff
changeset
|
3345 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
|
3346 if (line == NULL) |
58b125df3e9b
patch 8.1.0688: text properties are not restored by undo
Bram Moolenaar <Bram@vim.org>
parents:
15353
diff
changeset
|
3347 return FAIL; |
58b125df3e9b
patch 8.1.0688: text properties are not restored by undo
Bram Moolenaar <Bram@vim.org>
parents:
15353
diff
changeset
|
3348 } |
58b125df3e9b
patch 8.1.0688: text properties are not restored by undo
Bram Moolenaar <Bram@vim.org>
parents:
15353
diff
changeset
|
3349 |
7 | 3350 #ifdef FEAT_NETBEANS_INTG |
2210 | 3351 if (netbeans_active()) |
7 | 3352 { |
3353 netbeans_removed(curbuf, lnum, 0, (long)STRLEN(ml_get(lnum))); | |
835 | 3354 netbeans_inserted(curbuf, lnum, 0, line, (int)STRLEN(line)); |
7 | 3355 } |
3356 #endif | |
15138
9df130fd5e0d
patch 8.1.0579: cannot attach properties to text
Bram Moolenaar <Bram@vim.org>
parents:
14980
diff
changeset
|
3357 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
|
3358 { |
9df130fd5e0d
patch 8.1.0579: cannot attach properties to text
Bram Moolenaar <Bram@vim.org>
parents:
14980
diff
changeset
|
3359 // 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
|
3360 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
|
3361 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
|
3362 |
9df130fd5e0d
patch 8.1.0579: cannot attach properties to text
Bram Moolenaar <Bram@vim.org>
parents:
14980
diff
changeset
|
3363 #ifdef FEAT_TEXT_PROP |
15361
58b125df3e9b
patch 8.1.0688: text properties are not restored by undo
Bram Moolenaar <Bram@vim.org>
parents:
15353
diff
changeset
|
3364 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
|
3365 // 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
|
3366 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
|
3367 #endif |
9df130fd5e0d
patch 8.1.0579: cannot attach properties to text
Bram Moolenaar <Bram@vim.org>
parents:
14980
diff
changeset
|
3368 } |
9df130fd5e0d
patch 8.1.0579: cannot attach properties to text
Bram Moolenaar <Bram@vim.org>
parents:
14980
diff
changeset
|
3369 |
9df130fd5e0d
patch 8.1.0579: cannot attach properties to text
Bram Moolenaar <Bram@vim.org>
parents:
14980
diff
changeset
|
3370 #ifdef FEAT_TEXT_PROP |
15361
58b125df3e9b
patch 8.1.0688: text properties are not restored by undo
Bram Moolenaar <Bram@vim.org>
parents:
15353
diff
changeset
|
3371 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
|
3372 { |
9df130fd5e0d
patch 8.1.0579: cannot attach properties to text
Bram Moolenaar <Bram@vim.org>
parents:
14980
diff
changeset
|
3373 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
|
3374 |
9df130fd5e0d
patch 8.1.0579: cannot attach properties to text
Bram Moolenaar <Bram@vim.org>
parents:
14980
diff
changeset
|
3375 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
|
3376 { |
9df130fd5e0d
patch 8.1.0579: cannot attach properties to text
Bram Moolenaar <Bram@vim.org>
parents:
14980
diff
changeset
|
3377 char_u *newline; |
9df130fd5e0d
patch 8.1.0579: cannot attach properties to text
Bram Moolenaar <Bram@vim.org>
parents:
14980
diff
changeset
|
3378 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
|
3379 |
9df130fd5e0d
patch 8.1.0579: cannot attach properties to text
Bram Moolenaar <Bram@vim.org>
parents:
14980
diff
changeset
|
3380 // 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
|
3381 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
|
3382 if (newline != NULL) |
9df130fd5e0d
patch 8.1.0579: cannot attach properties to text
Bram Moolenaar <Bram@vim.org>
parents:
14980
diff
changeset
|
3383 { |
15361
58b125df3e9b
patch 8.1.0688: text properties are not restored by undo
Bram Moolenaar <Bram@vim.org>
parents:
15353
diff
changeset
|
3384 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
|
3385 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
|
3386 + oldtextlen, textproplen); |
15138
9df130fd5e0d
patch 8.1.0579: cannot attach properties to text
Bram Moolenaar <Bram@vim.org>
parents:
14980
diff
changeset
|
3387 vim_free(line); |
9df130fd5e0d
patch 8.1.0579: cannot attach properties to text
Bram Moolenaar <Bram@vim.org>
parents:
14980
diff
changeset
|
3388 line = newline; |
15182
4b2de998ebd6
patch 8.1.0601: a few compiler warnings
Bram Moolenaar <Bram@vim.org>
parents:
15142
diff
changeset
|
3389 len += (colnr_T)textproplen; |
15138
9df130fd5e0d
patch 8.1.0579: cannot attach properties to text
Bram Moolenaar <Bram@vim.org>
parents:
14980
diff
changeset
|
3390 } |
9df130fd5e0d
patch 8.1.0579: cannot attach properties to text
Bram Moolenaar <Bram@vim.org>
parents:
14980
diff
changeset
|
3391 } |
9df130fd5e0d
patch 8.1.0579: cannot attach properties to text
Bram Moolenaar <Bram@vim.org>
parents:
14980
diff
changeset
|
3392 } |
9df130fd5e0d
patch 8.1.0579: cannot attach properties to text
Bram Moolenaar <Bram@vim.org>
parents:
14980
diff
changeset
|
3393 #endif |
9df130fd5e0d
patch 8.1.0579: cannot attach properties to text
Bram Moolenaar <Bram@vim.org>
parents:
14980
diff
changeset
|
3394 |
15361
58b125df3e9b
patch 8.1.0688: text properties are not restored by undo
Bram Moolenaar <Bram@vim.org>
parents:
15353
diff
changeset
|
3395 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
|
3396 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
|
3397 |
7 | 3398 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
|
3399 curbuf->b_ml.ml_line_len = len; |
7 | 3400 curbuf->b_ml.ml_line_lnum = lnum; |
3401 curbuf->b_ml.ml_flags = (curbuf->b_ml.ml_flags | ML_LINE_DIRTY) & ~ML_EMPTY; | |
3402 | |
3403 return OK; | |
3404 } | |
3405 | |
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
|
3406 #ifdef FEAT_TEXT_PROP |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3407 /* |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3408 * 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
|
3409 * 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
|
3410 * "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
|
3411 */ |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3412 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
|
3413 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
|
3414 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
|
3415 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
|
3416 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
|
3417 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
|
3418 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
|
3419 { |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3420 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
|
3421 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
|
3422 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
|
3423 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
|
3424 textprop_T prop_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
|
3425 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
|
3426 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
|
3427 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
|
3428 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
|
3429 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
|
3430 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
|
3431 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
|
3432 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
|
3433 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
|
3434 |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3435 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
|
3436 { |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3437 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
|
3438 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
|
3439 && !(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
|
3440 || (!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
|
3441 && !(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
|
3442 { |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3443 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
|
3444 { |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3445 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
|
3446 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
|
3447 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
|
3448 |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3449 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
|
3450 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
|
3451 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
|
3452 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
|
3453 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
|
3454 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
|
3455 line_size = ((dp->db_index[idx - 1]) & DB_INDEX_MASK) - 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
|
3456 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
|
3457 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
|
3458 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
|
3459 { |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3460 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
|
3461 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
|
3462 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
|
3463 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
|
3464 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
|
3465 } |
15353
21580db06cf3
patch 8.1.0684: warnings from 64-bit compiler
Bram Moolenaar <Bram@vim.org>
parents:
15294
diff
changeset
|
3466 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
|
3467 } |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3468 |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3469 found = 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
|
3470 for (done_this = 0; done_this < this_props_len; done_this += 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
|
3471 { |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3472 mch_memmove(&prop_this, text + textlen + 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
|
3473 if (prop_del.tp_id == prop_this.tp_id |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3474 && 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
|
3475 { |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3476 int flag = above ? TP_FLAG_CONT_NEXT : 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
|
3477 |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3478 found = 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
|
3479 if (prop_this.tp_flags & flag) |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3480 { |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3481 prop_this.tp_flags &= ~flag; |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3482 mch_memmove(text + textlen + done_del, &prop_this, 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
|
3483 } |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3484 else 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
|
3485 internal_error("text property above deleted line does not continue"); |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3486 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
|
3487 internal_error("text property below deleted line does not continue"); |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3488 } |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3489 } |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3490 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
|
3491 { |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3492 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
|
3493 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
|
3494 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
|
3495 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
|
3496 } |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3497 |
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 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
|
3499 } |
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 } |
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 } |
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 #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
|
3503 |
7 | 3504 /* |
12477
68d7bc045dbe
patch 8.0.1118: FEAT_WINDOWS adds a lot of #ifdefs
Christian Brabandt <cb@256bit.org>
parents:
11158
diff
changeset
|
3505 * Delete line "lnum" in the current buffer. |
68d7bc045dbe
patch 8.0.1118: FEAT_WINDOWS adds a lot of #ifdefs
Christian Brabandt <cb@256bit.org>
parents:
11158
diff
changeset
|
3506 * When "message" is TRUE may give a "No lines in buffer" message. |
7 | 3507 * |
3508 * Check: The caller of this function should probably also call | |
3509 * deleted_lines() after this. | |
3510 * | |
3511 * return FAIL for failure, OK otherwise | |
3512 */ | |
3513 int | |
7827
41789f16d6b2
commit https://github.com/vim/vim/commit/52ea13da0fe86df1abf34de52841e367035170c0
Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
3514 ml_delete(linenr_T lnum, int message) |
7 | 3515 { |
3516 ml_flush_line(curbuf); | |
3517 return ml_delete_int(curbuf, lnum, message); | |
3518 } | |
3519 | |
3520 static int | |
7827
41789f16d6b2
commit https://github.com/vim/vim/commit/52ea13da0fe86df1abf34de52841e367035170c0
Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
3521 ml_delete_int(buf_T *buf, linenr_T lnum, int message) |
7 | 3522 { |
3523 bhdr_T *hp; | |
3524 memfile_T *mfp; | |
3525 DATA_BL *dp; | |
3526 PTR_BL *pp; | |
3527 infoptr_T *ip; | |
3528 int count; /* number of entries in block */ | |
3529 int idx; | |
3530 int stack_idx; | |
3531 int text_start; | |
3532 int line_start; | |
3533 long line_size; | |
3534 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
|
3535 int ret = FAIL; |
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 #ifdef FEAT_TEXT_PROP |
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 char_u *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
|
3538 int 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
|
3539 #endif |
7 | 3540 |
3541 if (lnum < 1 || lnum > buf->b_ml.ml_line_count) | |
3542 return FAIL; | |
3543 | |
16666
978bcd70883d
patch 8.1.1335: listener callback is called after inserting text
Bram Moolenaar <Bram@vim.org>
parents:
16632
diff
changeset
|
3544 #ifdef FEAT_EVAL |
978bcd70883d
patch 8.1.1335: listener callback is called after inserting text
Bram Moolenaar <Bram@vim.org>
parents:
16632
diff
changeset
|
3545 // When inserting above recorded changes: flush the changes before changing |
978bcd70883d
patch 8.1.1335: listener callback is called after inserting text
Bram Moolenaar <Bram@vim.org>
parents:
16632
diff
changeset
|
3546 // the text. |
978bcd70883d
patch 8.1.1335: listener callback is called after inserting text
Bram Moolenaar <Bram@vim.org>
parents:
16632
diff
changeset
|
3547 may_invoke_listeners(buf, lnum, lnum + 1, -1); |
978bcd70883d
patch 8.1.1335: listener callback is called after inserting text
Bram Moolenaar <Bram@vim.org>
parents:
16632
diff
changeset
|
3548 #endif |
7 | 3549 if (lowest_marked && lowest_marked > lnum) |
3550 lowest_marked--; | |
3551 | |
3552 /* | |
3553 * If the file becomes empty the last line is replaced by an empty line. | |
3554 */ | |
3555 if (buf->b_ml.ml_line_count == 1) /* file becomes empty */ | |
3556 { | |
3557 if (message | |
3558 #ifdef FEAT_NETBEANS_INTG | |
3559 && !netbeansSuppressNoLines | |
3560 #endif | |
3561 ) | |
680 | 3562 set_keep_msg((char_u *)_(no_lines_msg), 0); |
3563 | |
4352 | 3564 /* FEAT_BYTEOFF already handled in there, don't worry 'bout it below */ |
7 | 3565 i = ml_replace((linenr_T)1, (char_u *)"", TRUE); |
3566 buf->b_ml.ml_flags |= ML_EMPTY; | |
3567 | |
3568 return i; | |
3569 } | |
3570 | |
3571 /* | |
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 * 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
|
3573 * 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
|
3574 * This also releases any locked block.. |
7 | 3575 */ |
3576 mfp = buf->b_ml.ml_mfp; | |
3577 if (mfp == NULL) | |
3578 return FAIL; | |
3579 | |
3580 if ((hp = ml_find_line(buf, lnum, ML_DELETE)) == NULL) | |
3581 return FAIL; | |
3582 | |
3583 dp = (DATA_BL *)(hp->bh_data); | |
3584 /* compute line count before the delete */ | |
3585 count = (long)(buf->b_ml.ml_locked_high) | |
3586 - (long)(buf->b_ml.ml_locked_low) + 2; | |
3587 idx = lnum - buf->b_ml.ml_locked_low; | |
3588 | |
3589 --buf->b_ml.ml_line_count; | |
3590 | |
3591 line_start = ((dp->db_index[idx]) & DB_INDEX_MASK); | |
3592 if (idx == 0) /* first line in block, text at the end */ | |
3593 line_size = dp->db_txt_end - line_start; | |
3594 else | |
3595 line_size = ((dp->db_index[idx - 1]) & DB_INDEX_MASK) - line_start; | |
3596 | |
3597 #ifdef FEAT_NETBEANS_INTG | |
2210 | 3598 if (netbeans_active()) |
34 | 3599 netbeans_removed(buf, lnum, 0, (long)line_size); |
7 | 3600 #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
|
3601 #ifdef FEAT_TEXT_PROP |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3602 // 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
|
3603 // properties in preceding and following lines. |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3604 if (buf->b_has_textprop) |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3605 { |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3606 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
|
3607 |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
15269
diff
changeset
|
3608 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
|
3609 { |
15353
21580db06cf3
patch 8.1.0684: warnings from 64-bit compiler
Bram Moolenaar <Bram@vim.org>
parents:
15294
diff
changeset
|
3610 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
|
3611 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
|
3612 textprop_save_len); |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
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diff
changeset
|
3613 } |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
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diff
changeset
|
3614 } |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
Bram Moolenaar <Bram@vim.org>
parents:
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diff
changeset
|
3615 #endif |
7 | 3616 |
3617 /* | |
3618 * special case: If there is only one line in the data block it becomes empty. | |
3619 * Then we have to remove the entry, pointing to this data block, from the | |
3620 * pointer block. If this pointer block also becomes empty, we go up another | |
3621 * block, and so on, up to the root if necessary. | |
3622 * The line counts in the pointer blocks have already been adjusted by | |
3623 * ml_find_line(). | |
3624 */ | |
3625 if (count == 1) | |
3626 { | |
3627 mf_free(mfp, hp); /* free the data block */ | |
3628 buf->b_ml.ml_locked = NULL; | |
3629 | |
2823 | 3630 for (stack_idx = buf->b_ml.ml_stack_top - 1; stack_idx >= 0; |
3631 --stack_idx) | |
7 | 3632 { |
3633 buf->b_ml.ml_stack_top = 0; /* stack is invalid when failing */ | |
3634 ip = &(buf->b_ml.ml_stack[stack_idx]); | |
3635 idx = ip->ip_index; | |
3636 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
|
3637 goto theend; |
7 | 3638 pp = (PTR_BL *)(hp->bh_data); /* must be pointer block */ |
3639 if (pp->pb_id != PTR_ID) | |
3640 { | |
15470
55ccc2d353bd
patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15361
diff
changeset
|
3641 iemsg(_("E317: pointer block id wrong 4")); |
7 | 3642 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
|
3643 goto theend; |
7 | 3644 } |
3645 count = --(pp->pb_count); | |
3646 if (count == 0) /* the pointer block becomes empty! */ | |
3647 mf_free(mfp, hp); | |
3648 else | |
3649 { | |
3650 if (count != idx) /* move entries after the deleted one */ | |
3651 mch_memmove(&pp->pb_pointer[idx], &pp->pb_pointer[idx + 1], | |
3652 (size_t)(count - idx) * sizeof(PTR_EN)); | |
3653 mf_put(mfp, hp, TRUE, FALSE); | |
3654 | |
3655 buf->b_ml.ml_stack_top = stack_idx; /* truncate stack */ | |
1167 | 3656 /* fix line count for rest of blocks in the stack */ |
3657 if (buf->b_ml.ml_locked_lineadd != 0) | |
7 | 3658 { |
3659 ml_lineadd(buf, buf->b_ml.ml_locked_lineadd); | |
3660 buf->b_ml.ml_stack[buf->b_ml.ml_stack_top].ip_high += | |
1167 | 3661 buf->b_ml.ml_locked_lineadd; |
7 | 3662 } |
3663 ++(buf->b_ml.ml_stack_top); | |
3664 | |
3665 break; | |
3666 } | |
3667 } | |
3668 CHECK(stack_idx < 0, _("deleted block 1?")); | |
3669 } | |
3670 else | |
3671 { | |
3672 /* | |
3673 * delete the text by moving the next lines forwards | |
3674 */ | |
3675 text_start = dp->db_txt_start; | |
3676 mch_memmove((char *)dp + text_start + line_size, | |
3677 (char *)dp + text_start, (size_t)(line_start - text_start)); | |
3678 | |
3679 /* | |
3680 * delete the index by moving the next indexes backwards | |
3681 * Adjust the indexes for the text movement. | |
3682 */ | |
3683 for (i = idx; i < count - 1; ++i) | |
3684 dp->db_index[i] = dp->db_index[i + 1] + line_size; | |
3685 | |
3686 dp->db_free += line_size + INDEX_SIZE; | |
3687 dp->db_txt_start += line_size; | |
3688 --(dp->db_line_count); | |
3689 | |
3690 /* | |
3691 * mark the block dirty and make sure it is in the file (for recovery) | |
3692 */ | |
3693 buf->b_ml.ml_flags |= (ML_LOCKED_DIRTY | ML_LOCKED_POS); | |
3694 } | |
3695 | |
3696 #ifdef FEAT_BYTEOFF | |
3697 ml_updatechunk(buf, lnum, line_size, ML_CHNK_DELLINE); | |
3698 #endif | |
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diff
changeset
|
3699 ret = OK; |
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diff
changeset
|
3700 |
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diff
changeset
|
3701 theend: |
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diff
changeset
|
3702 #ifdef FEAT_TEXT_PROP |
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diff
changeset
|
3703 if (textprop_save != NULL) |
ba6f0f1bb9d0
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diff
changeset
|
3704 { |
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diff
changeset
|
3705 // Adjust text properties in the line above and below. |
ba6f0f1bb9d0
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diff
changeset
|
3706 if (lnum > 1) |
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diff
changeset
|
3707 adjust_text_props_for_delete(buf, lnum - 1, textprop_save, textprop_save_len, TRUE); |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
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parents:
15269
diff
changeset
|
3708 if (lnum <= buf->b_ml.ml_line_count) |
ba6f0f1bb9d0
patch 8.1.0654: when deleting a line text property flags are not adjusted
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diff
changeset
|
3709 adjust_text_props_for_delete(buf, lnum, textprop_save, textprop_save_len, FALSE); |
ba6f0f1bb9d0
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diff
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|
3710 } |
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diff
changeset
|
3711 vim_free(textprop_save); |
ba6f0f1bb9d0
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changeset
|
3712 #endif |
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|
3713 return ret; |
7 | 3714 } |
3715 | |
3716 /* | |
15292
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changeset
|
3717 * set the DB_MARKED flag for line 'lnum' |
7 | 3718 */ |
3719 void | |
7827
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commit https://github.com/vim/vim/commit/52ea13da0fe86df1abf34de52841e367035170c0
Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
3720 ml_setmarked(linenr_T lnum) |
7 | 3721 { |
3722 bhdr_T *hp; | |
3723 DATA_BL *dp; | |
3724 /* invalid line number */ | |
3725 if (lnum < 1 || lnum > curbuf->b_ml.ml_line_count | |
3726 || curbuf->b_ml.ml_mfp == NULL) | |
3727 return; /* give error message? */ | |
3728 | |
3729 if (lowest_marked == 0 || lowest_marked > lnum) | |
3730 lowest_marked = lnum; | |
3731 | |
3732 /* | |
3733 * find the data block containing the line | |
3734 * This also fills the stack with the blocks from the root to the data block | |
3735 * This also releases any locked block. | |
3736 */ | |
3737 if ((hp = ml_find_line(curbuf, lnum, ML_FIND)) == NULL) | |
3738 return; /* give error message? */ | |
3739 | |
3740 dp = (DATA_BL *)(hp->bh_data); | |
3741 dp->db_index[lnum - curbuf->b_ml.ml_locked_low] |= DB_MARKED; | |
3742 curbuf->b_ml.ml_flags |= ML_LOCKED_DIRTY; | |
3743 } | |
3744 | |
3745 /* | |
15292
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diff
changeset
|
3746 * find the first line with its DB_MARKED flag set |
7 | 3747 */ |
3748 linenr_T | |
7827
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7803
diff
changeset
|
3749 ml_firstmarked(void) |
7 | 3750 { |
3751 bhdr_T *hp; | |
3752 DATA_BL *dp; | |
3753 linenr_T lnum; | |
3754 int i; | |
3755 | |
3756 if (curbuf->b_ml.ml_mfp == NULL) | |
3757 return (linenr_T) 0; | |
3758 | |
3759 /* | |
3760 * The search starts with lowest_marked line. This is the last line where | |
3761 * a mark was found, adjusted by inserting/deleting lines. | |
3762 */ | |
3763 for (lnum = lowest_marked; lnum <= curbuf->b_ml.ml_line_count; ) | |
3764 { | |
3765 /* | |
3766 * Find the data block containing the line. | |
3767 * This also fills the stack with the blocks from the root to the data | |
3768 * block This also releases any locked block. | |
3769 */ | |
3770 if ((hp = ml_find_line(curbuf, lnum, ML_FIND)) == NULL) | |
3771 return (linenr_T)0; /* give error message? */ | |
3772 | |
3773 dp = (DATA_BL *)(hp->bh_data); | |
3774 | |
3775 for (i = lnum - curbuf->b_ml.ml_locked_low; | |
3776 lnum <= curbuf->b_ml.ml_locked_high; ++i, ++lnum) | |
3777 if ((dp->db_index[i]) & DB_MARKED) | |
3778 { | |
3779 (dp->db_index[i]) &= DB_INDEX_MASK; | |
3780 curbuf->b_ml.ml_flags |= ML_LOCKED_DIRTY; | |
3781 lowest_marked = lnum + 1; | |
3782 return lnum; | |
3783 } | |
3784 } | |
3785 | |
3786 return (linenr_T) 0; | |
3787 } | |
3788 | |
3789 /* | |
3790 * clear all DB_MARKED flags | |
3791 */ | |
3792 void | |
7827
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parents:
7803
diff
changeset
|
3793 ml_clearmarked(void) |
7 | 3794 { |
3795 bhdr_T *hp; | |
3796 DATA_BL *dp; | |
3797 linenr_T lnum; | |
3798 int i; | |
3799 | |
3800 if (curbuf->b_ml.ml_mfp == NULL) /* nothing to do */ | |
3801 return; | |
3802 | |
3803 /* | |
3804 * The search starts with line lowest_marked. | |
3805 */ | |
3806 for (lnum = lowest_marked; lnum <= curbuf->b_ml.ml_line_count; ) | |
3807 { | |
3808 /* | |
3809 * Find the data block containing the line. | |
3810 * This also fills the stack with the blocks from the root to the data | |
3811 * block and releases any locked block. | |
3812 */ | |
3813 if ((hp = ml_find_line(curbuf, lnum, ML_FIND)) == NULL) | |
3814 return; /* give error message? */ | |
3815 | |
3816 dp = (DATA_BL *)(hp->bh_data); | |
3817 | |
3818 for (i = lnum - curbuf->b_ml.ml_locked_low; | |
3819 lnum <= curbuf->b_ml.ml_locked_high; ++i, ++lnum) | |
3820 if ((dp->db_index[i]) & DB_MARKED) | |
3821 { | |
3822 (dp->db_index[i]) &= DB_INDEX_MASK; | |
3823 curbuf->b_ml.ml_flags |= ML_LOCKED_DIRTY; | |
3824 } | |
3825 } | |
3826 | |
3827 lowest_marked = 0; | |
3828 return; | |
3829 } | |
3830 | |
3831 /* | |
3832 * flush ml_line if necessary | |
3833 */ | |
3834 static void | |
7827
41789f16d6b2
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Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
3835 ml_flush_line(buf_T *buf) |
7 | 3836 { |
3837 bhdr_T *hp; | |
3838 DATA_BL *dp; | |
3839 linenr_T lnum; | |
3840 char_u *new_line; | |
3841 char_u *old_line; | |
3842 colnr_T new_len; | |
3843 int old_len; | |
3844 int extra; | |
3845 int idx; | |
3846 int start; | |
3847 int count; | |
3848 int i; | |
2075
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parents:
2003
diff
changeset
|
3849 static int entered = FALSE; |
7 | 3850 |
3851 if (buf->b_ml.ml_line_lnum == 0 || buf->b_ml.ml_mfp == NULL) | |
3852 return; /* nothing to do */ | |
3853 | |
3854 if (buf->b_ml.ml_flags & ML_LINE_DIRTY) | |
3855 { | |
2075
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parents:
2003
diff
changeset
|
3856 /* This code doesn't work recursively, but Netbeans may call back here |
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parents:
2003
diff
changeset
|
3857 * when obtaining the cursor position. */ |
903fcd726d90
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parents:
2003
diff
changeset
|
3858 if (entered) |
903fcd726d90
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parents:
2003
diff
changeset
|
3859 return; |
903fcd726d90
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parents:
2003
diff
changeset
|
3860 entered = TRUE; |
903fcd726d90
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parents:
2003
diff
changeset
|
3861 |
7 | 3862 lnum = buf->b_ml.ml_line_lnum; |
3863 new_line = buf->b_ml.ml_line_ptr; | |
3864 | |
3865 hp = ml_find_line(buf, lnum, ML_FIND); | |
3866 if (hp == NULL) | |
15470
55ccc2d353bd
patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15361
diff
changeset
|
3867 siemsg(_("E320: Cannot find line %ld"), lnum); |
7 | 3868 else |
3869 { | |
3870 dp = (DATA_BL *)(hp->bh_data); | |
3871 idx = lnum - buf->b_ml.ml_locked_low; | |
3872 start = ((dp->db_index[idx]) & DB_INDEX_MASK); | |
3873 old_line = (char_u *)dp + start; | |
3874 if (idx == 0) /* line is last in block */ | |
3875 old_len = dp->db_txt_end - start; | |
3876 else /* text of previous line follows */ | |
3877 old_len = (dp->db_index[idx - 1] & DB_INDEX_MASK) - start; | |
15138
9df130fd5e0d
patch 8.1.0579: cannot attach properties to text
Bram Moolenaar <Bram@vim.org>
parents:
14980
diff
changeset
|
3878 new_len = buf->b_ml.ml_line_len; |
7 | 3879 extra = new_len - old_len; /* negative if lines gets smaller */ |
3880 | |
3881 /* | |
3882 * if new line fits in data block, replace directly | |
3883 */ | |
3884 if ((int)dp->db_free >= extra) | |
3885 { | |
3886 /* if the length changes and there are following lines */ | |
3887 count = buf->b_ml.ml_locked_high - buf->b_ml.ml_locked_low + 1; | |
3888 if (extra != 0 && idx < count - 1) | |
3889 { | |
3890 /* move text of following lines */ | |
3891 mch_memmove((char *)dp + dp->db_txt_start - extra, | |
3892 (char *)dp + dp->db_txt_start, | |
3893 (size_t)(start - dp->db_txt_start)); | |
3894 | |
3895 /* adjust pointers of this and following lines */ | |
3896 for (i = idx + 1; i < count; ++i) | |
3897 dp->db_index[i] -= extra; | |
3898 } | |
3899 dp->db_index[idx] -= extra; | |
3900 | |
3901 /* adjust free space */ | |
3902 dp->db_free -= extra; | |
3903 dp->db_txt_start -= extra; | |
3904 | |
3905 /* copy new line into the data block */ | |
3906 mch_memmove(old_line - extra, new_line, (size_t)new_len); | |
3907 buf->b_ml.ml_flags |= (ML_LOCKED_DIRTY | ML_LOCKED_POS); | |
3908 #ifdef FEAT_BYTEOFF | |
3909 /* The else case is already covered by the insert and delete */ | |
3910 ml_updatechunk(buf, lnum, (long)extra, ML_CHNK_UPDLINE); | |
3911 #endif | |
3912 } | |
3913 else | |
3914 { | |
3915 /* | |
3916 * Cannot do it in one data block: Delete and append. | |
3917 * Append first, because ml_delete_int() cannot delete the | |
3918 * last line in a buffer, which causes trouble for a buffer | |
3919 * that has only one line. | |
3920 * Don't forget to copy the mark! | |
3921 */ | |
3922 /* How about handling errors??? */ | |
3923 (void)ml_append_int(buf, lnum, new_line, new_len, FALSE, | |
3924 (dp->db_index[idx] & DB_MARKED)); | |
3925 (void)ml_delete_int(buf, lnum, FALSE); | |
3926 } | |
3927 } | |
3928 vim_free(new_line); | |
2075
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2003
diff
changeset
|
3929 |
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2003
diff
changeset
|
3930 entered = FALSE; |
7 | 3931 } |
3932 | |
3933 buf->b_ml.ml_line_lnum = 0; | |
3934 } | |
3935 | |
3936 /* | |
3937 * create a new, empty, data block | |
3938 */ | |
3939 static bhdr_T * | |
7827
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parents:
7803
diff
changeset
|
3940 ml_new_data(memfile_T *mfp, int negative, int page_count) |
7 | 3941 { |
3942 bhdr_T *hp; | |
3943 DATA_BL *dp; | |
3944 | |
3945 if ((hp = mf_new(mfp, negative, page_count)) == NULL) | |
3946 return NULL; | |
3947 | |
3948 dp = (DATA_BL *)(hp->bh_data); | |
3949 dp->db_id = DATA_ID; | |
3950 dp->db_txt_start = dp->db_txt_end = page_count * mfp->mf_page_size; | |
3951 dp->db_free = dp->db_txt_start - HEADER_SIZE; | |
3952 dp->db_line_count = 0; | |
3953 | |
3954 return hp; | |
3955 } | |
3956 | |
3957 /* | |
3958 * create a new, empty, pointer block | |
3959 */ | |
3960 static bhdr_T * | |
7827
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Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
3961 ml_new_ptr(memfile_T *mfp) |
7 | 3962 { |
3963 bhdr_T *hp; | |
3964 PTR_BL *pp; | |
3965 | |
3966 if ((hp = mf_new(mfp, FALSE, 1)) == NULL) | |
3967 return NULL; | |
3968 | |
3969 pp = (PTR_BL *)(hp->bh_data); | |
3970 pp->pb_id = PTR_ID; | |
3971 pp->pb_count = 0; | |
2240
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Bram Moolenaar <bram@vim.org>
parents:
2221
diff
changeset
|
3972 pp->pb_count_max = (short_u)((mfp->mf_page_size - sizeof(PTR_BL)) |
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Bram Moolenaar <bram@vim.org>
parents:
2221
diff
changeset
|
3973 / sizeof(PTR_EN) + 1); |
7 | 3974 |
3975 return hp; | |
3976 } | |
3977 | |
3978 /* | |
15292
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diff
changeset
|
3979 * Lookup line 'lnum' in a memline. |
7 | 3980 * |
3981 * action: if ML_DELETE or ML_INSERT the line count is updated while searching | |
3982 * if ML_FLUSH only flush a locked block | |
3983 * if ML_FIND just find the line | |
3984 * | |
3985 * If the block was found it is locked and put in ml_locked. | |
3986 * The stack is updated to lead to the locked block. The ip_high field in | |
3987 * the stack is updated to reflect the last line in the block AFTER the | |
3988 * insert or delete, also if the pointer block has not been updated yet. But | |
1167 | 3989 * if ml_locked != NULL ml_locked_lineadd must be added to ip_high. |
7 | 3990 * |
3991 * return: NULL for failure, pointer to block header otherwise | |
3992 */ | |
3993 static bhdr_T * | |
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commit https://github.com/vim/vim/commit/52ea13da0fe86df1abf34de52841e367035170c0
Christian Brabandt <cb@256bit.org>
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7803
diff
changeset
|
3994 ml_find_line(buf_T *buf, linenr_T lnum, int action) |
7 | 3995 { |
3996 DATA_BL *dp; | |
3997 PTR_BL *pp; | |
3998 infoptr_T *ip; | |
3999 bhdr_T *hp; | |
4000 memfile_T *mfp; | |
4001 linenr_T t; | |
4002 blocknr_T bnum, bnum2; | |
4003 int dirty; | |
4004 linenr_T low, high; | |
4005 int top; | |
4006 int page_count; | |
4007 int idx; | |
4008 | |
4009 mfp = buf->b_ml.ml_mfp; | |
4010 | |
4011 /* | |
4012 * If there is a locked block check if the wanted line is in it. | |
4013 * If not, flush and release the locked block. | |
4014 * Don't do this for ML_INSERT_SAME, because the stack need to be updated. | |
4015 * Don't do this for ML_FLUSH, because we want to flush the locked block. | |
1066 | 4016 * Don't do this when 'swapfile' is reset, we want to load all the blocks. |
7 | 4017 */ |
4018 if (buf->b_ml.ml_locked) | |
4019 { | |
1066 | 4020 if (ML_SIMPLE(action) |
4021 && buf->b_ml.ml_locked_low <= lnum | |
4022 && buf->b_ml.ml_locked_high >= lnum | |
4023 && !mf_dont_release) | |
7 | 4024 { |
1066 | 4025 /* remember to update pointer blocks and stack later */ |
7 | 4026 if (action == ML_INSERT) |
4027 { | |
4028 ++(buf->b_ml.ml_locked_lineadd); | |
4029 ++(buf->b_ml.ml_locked_high); | |
4030 } | |
4031 else if (action == ML_DELETE) | |
4032 { | |
4033 --(buf->b_ml.ml_locked_lineadd); | |
4034 --(buf->b_ml.ml_locked_high); | |
4035 } | |
4036 return (buf->b_ml.ml_locked); | |
4037 } | |
4038 | |
4039 mf_put(mfp, buf->b_ml.ml_locked, buf->b_ml.ml_flags & ML_LOCKED_DIRTY, | |
4040 buf->b_ml.ml_flags & ML_LOCKED_POS); | |
4041 buf->b_ml.ml_locked = NULL; | |
4042 | |
1167 | 4043 /* |
4044 * If lines have been added or deleted in the locked block, need to | |
4045 * update the line count in pointer blocks. | |
4046 */ | |
4047 if (buf->b_ml.ml_locked_lineadd != 0) | |
7 | 4048 ml_lineadd(buf, buf->b_ml.ml_locked_lineadd); |
4049 } | |
4050 | |
4051 if (action == ML_FLUSH) /* nothing else to do */ | |
4052 return NULL; | |
4053 | |
4054 bnum = 1; /* start at the root of the tree */ | |
4055 page_count = 1; | |
4056 low = 1; | |
4057 high = buf->b_ml.ml_line_count; | |
4058 | |
4059 if (action == ML_FIND) /* first try stack entries */ | |
4060 { | |
4061 for (top = buf->b_ml.ml_stack_top - 1; top >= 0; --top) | |
4062 { | |
4063 ip = &(buf->b_ml.ml_stack[top]); | |
4064 if (ip->ip_low <= lnum && ip->ip_high >= lnum) | |
4065 { | |
4066 bnum = ip->ip_bnum; | |
4067 low = ip->ip_low; | |
4068 high = ip->ip_high; | |
4069 buf->b_ml.ml_stack_top = top; /* truncate stack at prev entry */ | |
4070 break; | |
4071 } | |
4072 } | |
4073 if (top < 0) | |
4074 buf->b_ml.ml_stack_top = 0; /* not found, start at the root */ | |
4075 } | |
4076 else /* ML_DELETE or ML_INSERT */ | |
4077 buf->b_ml.ml_stack_top = 0; /* start at the root */ | |
4078 | |
4079 /* | |
4080 * search downwards in the tree until a data block is found | |
4081 */ | |
4082 for (;;) | |
4083 { | |
4084 if ((hp = mf_get(mfp, bnum, page_count)) == NULL) | |
4085 goto error_noblock; | |
4086 | |
4087 /* | |
4088 * update high for insert/delete | |
4089 */ | |
4090 if (action == ML_INSERT) | |
4091 ++high; | |
4092 else if (action == ML_DELETE) | |
4093 --high; | |
4094 | |
4095 dp = (DATA_BL *)(hp->bh_data); | |
4096 if (dp->db_id == DATA_ID) /* data block */ | |
4097 { | |
4098 buf->b_ml.ml_locked = hp; | |
4099 buf->b_ml.ml_locked_low = low; | |
4100 buf->b_ml.ml_locked_high = high; | |
4101 buf->b_ml.ml_locked_lineadd = 0; | |
4102 buf->b_ml.ml_flags &= ~(ML_LOCKED_DIRTY | ML_LOCKED_POS); | |
4103 return hp; | |
4104 } | |
4105 | |
4106 pp = (PTR_BL *)(dp); /* must be pointer block */ | |
4107 if (pp->pb_id != PTR_ID) | |
4108 { | |
15470
55ccc2d353bd
patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15361
diff
changeset
|
4109 iemsg(_("E317: pointer block id wrong")); |
7 | 4110 goto error_block; |
4111 } | |
4112 | |
4113 if ((top = ml_add_stack(buf)) < 0) /* add new entry to stack */ | |
4114 goto error_block; | |
4115 ip = &(buf->b_ml.ml_stack[top]); | |
4116 ip->ip_bnum = bnum; | |
4117 ip->ip_low = low; | |
4118 ip->ip_high = high; | |
4119 ip->ip_index = -1; /* index not known yet */ | |
4120 | |
4121 dirty = FALSE; | |
4122 for (idx = 0; idx < (int)pp->pb_count; ++idx) | |
4123 { | |
4124 t = pp->pb_pointer[idx].pe_line_count; | |
4125 CHECK(t == 0, _("pe_line_count is zero")); | |
4126 if ((low += t) > lnum) | |
4127 { | |
4128 ip->ip_index = idx; | |
4129 bnum = pp->pb_pointer[idx].pe_bnum; | |
4130 page_count = pp->pb_pointer[idx].pe_page_count; | |
4131 high = low - 1; | |
4132 low -= t; | |
4133 | |
4134 /* | |
4135 * a negative block number may have been changed | |
4136 */ | |
4137 if (bnum < 0) | |
4138 { | |
4139 bnum2 = mf_trans_del(mfp, bnum); | |
4140 if (bnum != bnum2) | |
4141 { | |
4142 bnum = bnum2; | |
4143 pp->pb_pointer[idx].pe_bnum = bnum; | |
4144 dirty = TRUE; | |
4145 } | |
4146 } | |
4147 | |
4148 break; | |
4149 } | |
4150 } | |
4151 if (idx >= (int)pp->pb_count) /* past the end: something wrong! */ | |
4152 { | |
4153 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
|
4154 siemsg(_("E322: line number out of range: %ld past the end"), |
7 | 4155 lnum - buf->b_ml.ml_line_count); |
4156 | |
4157 else | |
15470
55ccc2d353bd
patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15361
diff
changeset
|
4158 siemsg(_("E323: line count wrong in block %ld"), bnum); |
7 | 4159 goto error_block; |
4160 } | |
4161 if (action == ML_DELETE) | |
4162 { | |
4163 pp->pb_pointer[idx].pe_line_count--; | |
4164 dirty = TRUE; | |
4165 } | |
4166 else if (action == ML_INSERT) | |
4167 { | |
4168 pp->pb_pointer[idx].pe_line_count++; | |
4169 dirty = TRUE; | |
4170 } | |
4171 mf_put(mfp, hp, dirty, FALSE); | |
4172 } | |
4173 | |
4174 error_block: | |
4175 mf_put(mfp, hp, FALSE, FALSE); | |
4176 error_noblock: | |
2267 | 4177 /* |
4178 * If action is ML_DELETE or ML_INSERT we have to correct the tree for | |
4179 * the incremented/decremented line counts, because there won't be a line | |
4180 * inserted/deleted after all. | |
4181 */ | |
7 | 4182 if (action == ML_DELETE) |
4183 ml_lineadd(buf, 1); | |
4184 else if (action == ML_INSERT) | |
4185 ml_lineadd(buf, -1); | |
4186 buf->b_ml.ml_stack_top = 0; | |
4187 return NULL; | |
4188 } | |
4189 | |
4190 /* | |
4191 * add an entry to the info pointer stack | |
4192 * | |
4193 * return -1 for failure, number of the new entry otherwise | |
4194 */ | |
4195 static int | |
7827
41789f16d6b2
commit https://github.com/vim/vim/commit/52ea13da0fe86df1abf34de52841e367035170c0
Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
4196 ml_add_stack(buf_T *buf) |
7 | 4197 { |
4198 int top; | |
4199 infoptr_T *newstack; | |
4200 | |
4201 top = buf->b_ml.ml_stack_top; | |
4202 | |
2267 | 4203 /* may have to increase the stack size */ |
7 | 4204 if (top == buf->b_ml.ml_stack_size) |
4205 { | |
2267 | 4206 CHECK(top > 0, _("Stack size increases")); /* more than 5 levels??? */ |
7 | 4207 |
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
|
4208 newstack = ALLOC_MULT(infoptr_T, buf->b_ml.ml_stack_size + STACK_INCR); |
7 | 4209 if (newstack == NULL) |
4210 return -1; | |
6989 | 4211 if (top > 0) |
4212 mch_memmove(newstack, buf->b_ml.ml_stack, | |
1624 | 4213 (size_t)top * sizeof(infoptr_T)); |
7 | 4214 vim_free(buf->b_ml.ml_stack); |
4215 buf->b_ml.ml_stack = newstack; | |
4216 buf->b_ml.ml_stack_size += STACK_INCR; | |
4217 } | |
4218 | |
4219 buf->b_ml.ml_stack_top++; | |
4220 return top; | |
4221 } | |
4222 | |
4223 /* | |
4224 * Update the pointer blocks on the stack for inserted/deleted lines. | |
4225 * The stack itself is also updated. | |
4226 * | |
4227 * When a insert/delete line action fails, the line is not inserted/deleted, | |
4228 * but the pointer blocks have already been updated. That is fixed here by | |
4229 * walking through the stack. | |
4230 * | |
4231 * Count is the number of lines added, negative if lines have been deleted. | |
4232 */ | |
4233 static void | |
7827
41789f16d6b2
commit https://github.com/vim/vim/commit/52ea13da0fe86df1abf34de52841e367035170c0
Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
4234 ml_lineadd(buf_T *buf, int count) |
7 | 4235 { |
4236 int idx; | |
4237 infoptr_T *ip; | |
4238 PTR_BL *pp; | |
4239 memfile_T *mfp = buf->b_ml.ml_mfp; | |
4240 bhdr_T *hp; | |
4241 | |
4242 for (idx = buf->b_ml.ml_stack_top - 1; idx >= 0; --idx) | |
4243 { | |
4244 ip = &(buf->b_ml.ml_stack[idx]); | |
4245 if ((hp = mf_get(mfp, ip->ip_bnum, 1)) == NULL) | |
4246 break; | |
4247 pp = (PTR_BL *)(hp->bh_data); /* must be pointer block */ | |
4248 if (pp->pb_id != PTR_ID) | |
4249 { | |
4250 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
|
4251 iemsg(_("E317: pointer block id wrong 2")); |
7 | 4252 break; |
4253 } | |
4254 pp->pb_pointer[ip->ip_index].pe_line_count += count; | |
4255 ip->ip_high += count; | |
4256 mf_put(mfp, hp, TRUE, FALSE); | |
4257 } | |
4258 } | |
4259 | |
2214
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
4260 #if defined(HAVE_READLINK) || defined(PROTO) |
594 | 4261 /* |
4262 * Resolve a symlink in the last component of a file name. | |
4263 * Note that f_resolve() does it for every part of the path, we don't do that | |
4264 * here. | |
4265 * If it worked returns OK and the resolved link in "buf[MAXPATHL]". | |
4266 * Otherwise returns FAIL. | |
4267 */ | |
2214
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
4268 int |
7827
41789f16d6b2
commit https://github.com/vim/vim/commit/52ea13da0fe86df1abf34de52841e367035170c0
Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
4269 resolve_symlink(char_u *fname, char_u *buf) |
594 | 4270 { |
4271 char_u tmp[MAXPATHL]; | |
4272 int ret; | |
4273 int depth = 0; | |
4274 | |
4275 if (fname == NULL) | |
4276 return FAIL; | |
4277 | |
4278 /* Put the result so far in tmp[], starting with the original name. */ | |
4279 vim_strncpy(tmp, fname, MAXPATHL - 1); | |
4280 | |
4281 for (;;) | |
4282 { | |
4283 /* Limit symlink depth to 100, catch recursive loops. */ | |
4284 if (++depth == 100) | |
4285 { | |
15470
55ccc2d353bd
patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15361
diff
changeset
|
4286 semsg(_("E773: Symlink loop for \"%s\""), fname); |
594 | 4287 return FAIL; |
4288 } | |
4289 | |
4290 ret = readlink((char *)tmp, (char *)buf, MAXPATHL - 1); | |
4291 if (ret <= 0) | |
4292 { | |
619 | 4293 if (errno == EINVAL || errno == ENOENT) |
594 | 4294 { |
619 | 4295 /* Found non-symlink or not existing file, stop here. |
1855 | 4296 * When at the first level use the unmodified name, skip the |
594 | 4297 * call to vim_FullName(). */ |
4298 if (depth == 1) | |
4299 return FAIL; | |
4300 | |
4301 /* Use the resolved name in tmp[]. */ | |
4302 break; | |
4303 } | |
4304 | |
4305 /* There must be some error reading links, use original name. */ | |
4306 return FAIL; | |
4307 } | |
4308 buf[ret] = NUL; | |
4309 | |
4310 /* | |
4311 * Check whether the symlink is relative or absolute. | |
4312 * If it's relative, build a new path based on the directory | |
4313 * portion of the filename (if any) and the path the symlink | |
4314 * points to. | |
4315 */ | |
4316 if (mch_isFullName(buf)) | |
4317 STRCPY(tmp, buf); | |
4318 else | |
4319 { | |
4320 char_u *tail; | |
4321 | |
4322 tail = gettail(tmp); | |
4323 if (STRLEN(tail) + STRLEN(buf) >= MAXPATHL) | |
4324 return FAIL; | |
4325 STRCPY(tail, buf); | |
4326 } | |
4327 } | |
4328 | |
4329 /* | |
4330 * Try to resolve the full name of the file so that the swapfile name will | |
4331 * be consistent even when opening a relative symlink from different | |
4332 * working directories. | |
4333 */ | |
4334 return vim_FullName(tmp, buf, MAXPATHL, TRUE); | |
4335 } | |
4336 #endif | |
4337 | |
7 | 4338 /* |
460 | 4339 * Make swap file name out of the file name and a directory name. |
4340 * Returns pointer to allocated memory or NULL. | |
7 | 4341 */ |
460 | 4342 char_u * |
7827
41789f16d6b2
commit https://github.com/vim/vim/commit/52ea13da0fe86df1abf34de52841e367035170c0
Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
4343 makeswapname( |
41789f16d6b2
commit https://github.com/vim/vim/commit/52ea13da0fe86df1abf34de52841e367035170c0
Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
4344 char_u *fname, |
41789f16d6b2
commit https://github.com/vim/vim/commit/52ea13da0fe86df1abf34de52841e367035170c0
Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
4345 char_u *ffname UNUSED, |
41789f16d6b2
commit https://github.com/vim/vim/commit/52ea13da0fe86df1abf34de52841e367035170c0
Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
4346 buf_T *buf, |
41789f16d6b2
commit https://github.com/vim/vim/commit/52ea13da0fe86df1abf34de52841e367035170c0
Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
4347 char_u *dir_name) |
7 | 4348 { |
4349 char_u *r, *s; | |
2145
de0e7ca61893
updated for version 7.2.427
Bram Moolenaar <bram@zimbu.org>
parents:
2108
diff
changeset
|
4350 char_u *fname_res = fname; |
594 | 4351 #ifdef HAVE_READLINK |
4352 char_u fname_buf[MAXPATHL]; | |
4353 #endif | |
7 | 4354 |
15868
7fad90423bd2
patch 8.1.0941: macros for MS-Windows are inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15636
diff
changeset
|
4355 #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
|
4356 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
|
4357 |
d513b653f5d0
patch 8.0.0337: invalid memory access in :recover command
Christian Brabandt <cb@256bit.org>
parents:
10889
diff
changeset
|
4358 s = dir_name + len; |
d513b653f5d0
patch 8.0.0337: invalid memory access in :recover command
Christian Brabandt <cb@256bit.org>
parents:
10889
diff
changeset
|
4359 if (after_pathsep(dir_name, s) && len > 1 && s[-1] == s[-2]) |
7 | 4360 { /* Ends with '//', Use Full path */ |
4361 r = NULL; | |
460 | 4362 if ((s = make_percent_swname(dir_name, fname)) != NULL) |
7 | 4363 { |
4364 r = modname(s, (char_u *)".swp", FALSE); | |
4365 vim_free(s); | |
4366 } | |
4367 return r; | |
4368 } | |
4369 #endif | |
4370 | |
594 | 4371 #ifdef HAVE_READLINK |
4372 /* Expand symlink in the file name, so that we put the swap file with the | |
4373 * actual file instead of with the symlink. */ | |
4374 if (resolve_symlink(fname, fname_buf) == OK) | |
4375 fname_res = fname_buf; | |
4376 #endif | |
4377 | |
7 | 4378 r = buf_modname( |
4379 (buf->b_p_sn || buf->b_shortname), | |
594 | 4380 fname_res, |
7 | 4381 (char_u *) |
2823 | 4382 #if defined(VMS) |
7 | 4383 "_swp", |
4384 #else | |
4385 ".swp", | |
4386 #endif | |
4387 /* 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
|
4388 dir_name[0] == '.' && dir_name[1] == NUL); |
7 | 4389 if (r == NULL) /* out of memory */ |
4390 return NULL; | |
4391 | |
4392 s = get_file_in_dir(r, dir_name); | |
4393 vim_free(r); | |
4394 return s; | |
4395 } | |
4396 | |
4397 /* | |
4398 * Get file name to use for swap file or backup file. | |
4399 * Use the name of the edited file "fname" and an entry in the 'dir' or 'bdir' | |
4400 * option "dname". | |
4401 * - If "dname" is ".", return "fname" (swap file in dir of file). | |
4402 * - If "dname" starts with "./", insert "dname" in "fname" (swap file | |
4403 * relative to dir of file). | |
4404 * - Otherwise, prepend "dname" to the tail of "fname" (swap file in specific | |
4405 * dir). | |
4406 * | |
4407 * The return value is an allocated string and can be NULL. | |
4408 */ | |
4409 char_u * | |
7827
41789f16d6b2
commit https://github.com/vim/vim/commit/52ea13da0fe86df1abf34de52841e367035170c0
Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
4410 get_file_in_dir( |
41789f16d6b2
commit https://github.com/vim/vim/commit/52ea13da0fe86df1abf34de52841e367035170c0
Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
4411 char_u *fname, |
41789f16d6b2
commit https://github.com/vim/vim/commit/52ea13da0fe86df1abf34de52841e367035170c0
Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
4412 char_u *dname) /* don't use "dirname", it is a global for Alpha */ |
7 | 4413 { |
4414 char_u *t; | |
4415 char_u *tail; | |
4416 char_u *retval; | |
4417 int save_char; | |
4418 | |
4419 tail = gettail(fname); | |
4420 | |
4421 if (dname[0] == '.' && dname[1] == NUL) | |
4422 retval = vim_strsave(fname); | |
4423 else if (dname[0] == '.' && vim_ispathsep(dname[1])) | |
4424 { | |
4425 if (tail == fname) /* no path before file name */ | |
4426 retval = concat_fnames(dname + 2, tail, TRUE); | |
4427 else | |
4428 { | |
4429 save_char = *tail; | |
4430 *tail = NUL; | |
4431 t = concat_fnames(fname, dname + 2, TRUE); | |
4432 *tail = save_char; | |
4433 if (t == NULL) /* out of memory */ | |
4434 retval = NULL; | |
4435 else | |
4436 { | |
4437 retval = concat_fnames(t, tail, TRUE); | |
4438 vim_free(t); | |
4439 } | |
4440 } | |
4441 } | |
4442 else | |
4443 retval = concat_fnames(dname, tail, TRUE); | |
4444 | |
15868
7fad90423bd2
patch 8.1.0941: macros for MS-Windows are inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15636
diff
changeset
|
4445 #ifdef MSWIN |
5432 | 4446 if (retval != NULL) |
11127
506f5d8b7d8b
patch 8.0.0451: some macros are in lower case
Christian Brabandt <cb@256bit.org>
parents:
10996
diff
changeset
|
4447 for (t = gettail(retval); *t != NUL; MB_PTR_ADV(t)) |
5432 | 4448 if (*t == ':') |
4449 *t = '%'; | |
4450 #endif | |
4451 | |
7 | 4452 return retval; |
4453 } | |
4454 | |
580 | 4455 /* |
4456 * Print the ATTENTION message: info about an existing swap file. | |
4457 */ | |
4458 static void | |
7827
41789f16d6b2
commit https://github.com/vim/vim/commit/52ea13da0fe86df1abf34de52841e367035170c0
Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
4459 attention_message( |
41789f16d6b2
commit https://github.com/vim/vim/commit/52ea13da0fe86df1abf34de52841e367035170c0
Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
4460 buf_T *buf, /* buffer being edited */ |
41789f16d6b2
commit https://github.com/vim/vim/commit/52ea13da0fe86df1abf34de52841e367035170c0
Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
4461 char_u *fname) /* swap file name */ |
580 | 4462 { |
9387
f094d4085014
commit https://github.com/vim/vim/commit/8767f52fbfd4f053ce00a978227c95f1d7d323fe
Christian Brabandt <cb@256bit.org>
parents:
9295
diff
changeset
|
4463 stat_T st; |
16621
7ad3fc329e08
patch 8.1.1313: warnings for using localtime() and ctime()
Bram Moolenaar <Bram@vim.org>
parents:
16455
diff
changeset
|
4464 time_t swap_mtime; |
580 | 4465 |
4466 ++no_wait_return; | |
15470
55ccc2d353bd
patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15361
diff
changeset
|
4467 (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
|
4468 msg_puts(_("\nFound a swap file by the name \"")); |
580 | 4469 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
|
4470 msg_puts("\"\n"); |
16621
7ad3fc329e08
patch 8.1.1313: warnings for using localtime() and ctime()
Bram Moolenaar <Bram@vim.org>
parents:
16455
diff
changeset
|
4471 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
|
4472 msg_puts(_("While opening file \"")); |
580 | 4473 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
|
4474 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
|
4475 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
|
4476 { |
15543
dd725a8ab112
patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15470
diff
changeset
|
4477 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
|
4478 } |
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
|
4479 else |
580 | 4480 { |
15543
dd725a8ab112
patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15470
diff
changeset
|
4481 msg_puts(_(" dated: ")); |
16621
7ad3fc329e08
patch 8.1.1313: warnings for using localtime() and ctime()
Bram Moolenaar <Bram@vim.org>
parents:
16455
diff
changeset
|
4482 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
|
4483 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
|
4484 msg_puts(_(" NEWER than swap file!\n")); |
580 | 4485 } |
4486 /* Some of these messages are long to allow translation to | |
4487 * other languages. */ | |
15543
dd725a8ab112
patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15470
diff
changeset
|
4488 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
|
4489 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
|
4490 msg_puts(_(" If this is the case, use \":recover\" or \"vim -r ")); |
580 | 4491 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
|
4492 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
|
4493 msg_puts(_(" If you did this already, delete the swap file \"")); |
580 | 4494 msg_outtrans(fname); |
15543
dd725a8ab112
patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15470
diff
changeset
|
4495 msg_puts(_("\"\n to avoid this message.\n")); |
580 | 4496 cmdline_row = msg_row; |
4497 --no_wait_return; | |
4498 } | |
4499 | |
13380
69517d67421f
patch 8.0.1564: too many #ifdefs
Christian Brabandt <cb@256bit.org>
parents:
13244
diff
changeset
|
4500 #if defined(FEAT_EVAL) |
580 | 4501 /* |
4502 * Trigger the SwapExists autocommands. | |
4503 * Returns a value for equivalent to do_dialog() (see below): | |
4504 * 0: still need to ask for a choice | |
4505 * 1: open read-only | |
4506 * 2: edit anyway | |
4507 * 3: recover | |
4508 * 4: delete it | |
4509 * 5: quit | |
4510 * 6: abort | |
4511 */ | |
4512 static int | |
7827
41789f16d6b2
commit https://github.com/vim/vim/commit/52ea13da0fe86df1abf34de52841e367035170c0
Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
4513 do_swapexists(buf_T *buf, char_u *fname) |
580 | 4514 { |
4515 set_vim_var_string(VV_SWAPNAME, fname, -1); | |
4516 set_vim_var_string(VV_SWAPCHOICE, NULL, -1); | |
4517 | |
4518 /* Trigger SwapExists autocommands with <afile> set to the file being | |
1856 | 4519 * edited. Disallow changing directory here. */ |
4520 ++allbuf_lock; | |
580 | 4521 apply_autocmds(EVENT_SWAPEXISTS, buf->b_fname, NULL, FALSE, NULL); |
1856 | 4522 --allbuf_lock; |
580 | 4523 |
4524 set_vim_var_string(VV_SWAPNAME, NULL, -1); | |
4525 | |
4526 switch (*get_vim_var_str(VV_SWAPCHOICE)) | |
4527 { | |
4528 case 'o': return 1; | |
4529 case 'e': return 2; | |
4530 case 'r': return 3; | |
4531 case 'd': return 4; | |
4532 case 'q': return 5; | |
4533 case 'a': return 6; | |
4534 } | |
4535 | |
4536 return 0; | |
4537 } | |
4538 #endif | |
4539 | |
7 | 4540 /* |
4541 * Find out what name to use for the swap file for buffer 'buf'. | |
4542 * | |
4543 * Several names are tried to find one that does not exist | |
460 | 4544 * Returns the name in allocated memory or NULL. |
3158 | 4545 * When out of memory "dirp" is set to NULL. |
7 | 4546 * |
4547 * 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
|
4548 * not being able to open the swap or undo file |
1856 | 4549 * Note: May trigger SwapExists autocmd, pointers may change! |
7 | 4550 */ |
4551 static char_u * | |
7827
41789f16d6b2
commit https://github.com/vim/vim/commit/52ea13da0fe86df1abf34de52841e367035170c0
Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
4552 findswapname( |
41789f16d6b2
commit https://github.com/vim/vim/commit/52ea13da0fe86df1abf34de52841e367035170c0
Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
4553 buf_T *buf, |
41789f16d6b2
commit https://github.com/vim/vim/commit/52ea13da0fe86df1abf34de52841e367035170c0
Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
4554 char_u **dirp, /* pointer to list of directories */ |
41789f16d6b2
commit https://github.com/vim/vim/commit/52ea13da0fe86df1abf34de52841e367035170c0
Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
4555 char_u *old_fname) /* don't give warning for this file name */ |
7 | 4556 { |
4557 char_u *fname; | |
4558 int n; | |
4559 char_u *dir_name; | |
4560 #ifdef AMIGA | |
4561 BPTR fh; | |
4562 #endif | |
4563 int r; | |
5432 | 4564 char_u *buf_fname = buf->b_fname; |
7 | 4565 |
8212
05b88224cea1
commit https://github.com/vim/vim/commit/48e330aff911be1c798c88a973af6437a8141fce
Christian Brabandt <cb@256bit.org>
parents:
7961
diff
changeset
|
4566 #if !defined(UNIX) |
7 | 4567 # define CREATE_DUMMY_FILE |
4568 FILE *dummyfd = NULL; | |
4569 | |
15868
7fad90423bd2
patch 8.1.0941: macros for MS-Windows are inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15636
diff
changeset
|
4570 # ifdef MSWIN |
5432 | 4571 if (buf_fname != NULL && !mch_isFullName(buf_fname) |
4572 && vim_strchr(gettail(buf_fname), ':')) | |
4573 { | |
4574 char_u *t; | |
4575 | |
4576 buf_fname = vim_strsave(buf_fname); | |
4577 if (buf_fname == NULL) | |
4578 buf_fname = buf->b_fname; | |
4579 else | |
11127
506f5d8b7d8b
patch 8.0.0451: some macros are in lower case
Christian Brabandt <cb@256bit.org>
parents:
10996
diff
changeset
|
4580 for (t = gettail(buf_fname); *t != NUL; MB_PTR_ADV(t)) |
5432 | 4581 if (*t == ':') |
4582 *t = '%'; | |
4583 } | |
4584 # endif | |
4585 | |
2214
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
4586 /* |
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
4587 * 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
|
4588 * 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
|
4589 * "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
|
4590 * 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
|
4591 * 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
|
4592 */ |
5432 | 4593 if (!(buf->b_p_sn || buf->b_shortname) && buf_fname != NULL |
4594 && mch_getperm(buf_fname) < 0) | |
4595 dummyfd = mch_fopen((char *)buf_fname, "w"); | |
7 | 4596 #endif |
4597 | |
2214
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
4598 /* |
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
4599 * 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
|
4600 * 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
|
4601 */ |
16764
ef00b6bc186b
patch 8.1.1384: using "int" for alloc() often results in compiler warnings
Bram Moolenaar <Bram@vim.org>
parents:
16738
diff
changeset
|
4602 dir_name = alloc(STRLEN(*dirp) + 1); |
3158 | 4603 if (dir_name == NULL) |
4604 *dirp = NULL; | |
4605 else | |
7 | 4606 (void)copy_option_part(dirp, dir_name, 31000, ","); |
4607 | |
2214
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
4608 /* |
f8222d1f9a73
Included patch for persistent undo. Lots of changes and added test.
Bram Moolenaar <bram@vim.org>
parents:
2210
diff
changeset
|
4609 * 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
|
4610 */ |
7 | 4611 if (dir_name == NULL) /* out of memory */ |
4612 fname = NULL; | |
4613 else | |
5432 | 4614 fname = makeswapname(buf_fname, buf->b_ffname, buf, dir_name); |
7 | 4615 |
4616 for (;;) | |
4617 { | |
4618 if (fname == NULL) /* must be out of memory */ | |
4619 break; | |
4620 if ((n = (int)STRLEN(fname)) == 0) /* safety check */ | |
4621 { | |
13244
ac42c4b11dbc
patch 8.0.1496: clearing a pointer takes two lines
Christian Brabandt <cb@256bit.org>
parents:
12975
diff
changeset
|
4622 VIM_CLEAR(fname); |
7 | 4623 break; |
4624 } | |
8212
05b88224cea1
commit https://github.com/vim/vim/commit/48e330aff911be1c798c88a973af6437a8141fce
Christian Brabandt <cb@256bit.org>
parents:
7961
diff
changeset
|
4625 #if defined(UNIX) |
7 | 4626 /* |
4627 * Some systems have a MS-DOS compatible filesystem that use 8.3 character | |
4628 * file names. If this is the first try and the swap file name does not fit in | |
4629 * 8.3, detect if this is the case, set shortname and try again. | |
4630 */ | |
4631 if (fname[n - 2] == 'w' && fname[n - 1] == 'p' | |
4632 && !(buf->b_p_sn || buf->b_shortname)) | |
4633 { | |
4634 char_u *tail; | |
4635 char_u *fname2; | |
9387
f094d4085014
commit https://github.com/vim/vim/commit/8767f52fbfd4f053ce00a978227c95f1d7d323fe
Christian Brabandt <cb@256bit.org>
parents:
9295
diff
changeset
|
4636 stat_T s1, s2; |
7 | 4637 int f1, f2; |
4638 int created1 = FALSE, created2 = FALSE; | |
4639 int same = FALSE; | |
4640 | |
4641 /* | |
4642 * Check if swapfile name does not fit in 8.3: | |
4643 * It either contains two dots, is longer than 8 chars, or starts | |
4644 * with a dot. | |
4645 */ | |
5432 | 4646 tail = gettail(buf_fname); |
7 | 4647 if ( vim_strchr(tail, '.') != NULL |
4648 || STRLEN(tail) > (size_t)8 | |
4649 || *gettail(fname) == '.') | |
4650 { | |
4651 fname2 = alloc(n + 2); | |
4652 if (fname2 != NULL) | |
4653 { | |
4654 STRCPY(fname2, fname); | |
4655 /* if fname == "xx.xx.swp", fname2 = "xx.xx.swx" | |
4656 * if fname == ".xx.swp", fname2 = ".xx.swpx" | |
4657 * if fname == "123456789.swp", fname2 = "12345678x.swp" | |
4658 */ | |
4659 if (vim_strchr(tail, '.') != NULL) | |
4660 fname2[n - 1] = 'x'; | |
4661 else if (*gettail(fname) == '.') | |
4662 { | |
4663 fname2[n] = 'x'; | |
4664 fname2[n + 1] = NUL; | |
4665 } | |
4666 else | |
4667 fname2[n - 5] += 1; | |
4668 /* | |
4669 * may need to create the files to be able to use mch_stat() | |
4670 */ | |
4671 f1 = mch_open((char *)fname, O_RDONLY | O_EXTRA, 0); | |
4672 if (f1 < 0) | |
4673 { | |
4674 f1 = mch_open_rw((char *)fname, | |
4675 O_RDWR|O_CREAT|O_EXCL|O_EXTRA); | |
4676 created1 = TRUE; | |
4677 } | |
4678 if (f1 >= 0) | |
4679 { | |
4680 f2 = mch_open((char *)fname2, O_RDONLY | O_EXTRA, 0); | |
4681 if (f2 < 0) | |
4682 { | |
4683 f2 = mch_open_rw((char *)fname2, | |
4684 O_RDWR|O_CREAT|O_EXCL|O_EXTRA); | |
4685 created2 = TRUE; | |
4686 } | |
4687 if (f2 >= 0) | |
4688 { | |
4689 /* | |
4690 * Both files exist now. If mch_stat() returns the | |
4691 * same device and inode they are the same file. | |
4692 */ | |
4693 if (mch_fstat(f1, &s1) != -1 | |
4694 && mch_fstat(f2, &s2) != -1 | |
4695 && s1.st_dev == s2.st_dev | |
4696 && s1.st_ino == s2.st_ino) | |
4697 same = TRUE; | |
4698 close(f2); | |
4699 if (created2) | |
4700 mch_remove(fname2); | |
4701 } | |
4702 close(f1); | |
4703 if (created1) | |
4704 mch_remove(fname); | |
4705 } | |
4706 vim_free(fname2); | |
4707 if (same) | |
4708 { | |
4709 buf->b_shortname = TRUE; | |
4710 vim_free(fname); | |
5432 | 4711 fname = makeswapname(buf_fname, buf->b_ffname, |
460 | 4712 buf, dir_name); |
7 | 4713 continue; /* try again with b_shortname set */ |
4714 } | |
4715 } | |
4716 } | |
4717 } | |
4718 #endif | |
4719 /* | |
4720 * check if the swapfile already exists | |
4721 */ | |
4722 if (mch_getperm(fname) < 0) /* it does not exist */ | |
4723 { | |
4724 #ifdef HAVE_LSTAT | |
9387
f094d4085014
commit https://github.com/vim/vim/commit/8767f52fbfd4f053ce00a978227c95f1d7d323fe
Christian Brabandt <cb@256bit.org>
parents:
9295
diff
changeset
|
4725 stat_T sb; |
7 | 4726 |
4727 /* | |
4728 * Extra security check: When a swap file is a symbolic link, this | |
4729 * is most likely a symlink attack. | |
4730 */ | |
4731 if (mch_lstat((char *)fname, &sb) < 0) | |
4732 #else | |
4733 # ifdef AMIGA | |
4734 fh = Open((UBYTE *)fname, (long)MODE_NEWFILE); | |
4735 /* | |
4736 * on the Amiga mch_getperm() will return -1 when the file exists | |
4737 * but is being used by another program. This happens if you edit | |
4738 * a file twice. | |
4739 */ | |
4740 if (fh != (BPTR)NULL) /* can open file, OK */ | |
4741 { | |
4742 Close(fh); | |
4743 mch_remove(fname); | |
4744 break; | |
4745 } | |
4746 if (IoErr() != ERROR_OBJECT_IN_USE | |
4747 && IoErr() != ERROR_OBJECT_EXISTS) | |
4748 # endif | |
4749 #endif | |
4750 break; | |
4751 } | |
4752 | |
4753 /* | |
4754 * A file name equal to old_fname is OK to use. | |
4755 */ | |
4756 if (old_fname != NULL && fnamecmp(fname, old_fname) == 0) | |
4757 break; | |
4758 | |
4759 /* | |
4760 * get here when file already exists | |
4761 */ | |
4762 if (fname[n - 2] == 'w' && fname[n - 1] == 'p') /* first try */ | |
4763 { | |
4764 /* | |
4765 * on MS-DOS compatible filesystems (e.g. messydos) file.doc.swp | |
4766 * and file.doc are the same file. To guess if this problem is | |
4767 * present try if file.doc.swx exists. If it does, we set | |
4768 * buf->b_shortname and try file_doc.swp (dots replaced by | |
4769 * underscores for this file), and try again. If it doesn't we | |
4770 * assume that "file.doc.swp" already exists. | |
4771 */ | |
4772 if (!(buf->b_p_sn || buf->b_shortname)) /* not tried yet */ | |
4773 { | |
4774 fname[n - 1] = 'x'; | |
4775 r = mch_getperm(fname); /* try "file.swx" */ | |
4776 fname[n - 1] = 'p'; | |
4777 if (r >= 0) /* "file.swx" seems to exist */ | |
4778 { | |
4779 buf->b_shortname = TRUE; | |
4780 vim_free(fname); | |
5432 | 4781 fname = makeswapname(buf_fname, buf->b_ffname, |
460 | 4782 buf, dir_name); |
7 | 4783 continue; /* try again with '.' replaced with '_' */ |
4784 } | |
4785 } | |
4786 /* | |
4787 * If we get here the ".swp" file really exists. | |
4788 * Give an error message, unless recovering, no file name, we are | |
4789 * viewing a help file or when the path of the file is different | |
4790 * (happens when all .swp files are in one directory). | |
4791 */ | |
5432 | 4792 if (!recoverymode && buf_fname != NULL |
43 | 4793 && !buf->b_help && !(buf->b_flags & BF_DUMMY)) |
7 | 4794 { |
4795 int fd; | |
4796 struct block0 b0; | |
4797 int differ = FALSE; | |
4798 | |
4799 /* | |
4800 * Try to read block 0 from the swap file to get the original | |
4801 * file name (and inode number). | |
4802 */ | |
4803 fd = mch_open((char *)fname, O_RDONLY | O_EXTRA, 0); | |
4804 if (fd >= 0) | |
4805 { | |
2664 | 4806 if (read_eintr(fd, &b0, sizeof(b0)) == sizeof(b0)) |
7 | 4807 { |
4808 /* | |
39 | 4809 * If the swapfile has the same directory as the |
4810 * buffer don't compare the directory names, they can | |
4811 * have a different mountpoint. | |
7 | 4812 */ |
39 | 4813 if (b0.b0_flags & B0_SAME_DIR) |
4814 { | |
4815 if (fnamecmp(gettail(buf->b_ffname), | |
4816 gettail(b0.b0_fname)) != 0 | |
4817 || !same_directory(fname, buf->b_ffname)) | |
594 | 4818 { |
4819 #ifdef CHECK_INODE | |
4820 /* Symlinks may point to the same file even | |
4821 * when the name differs, need to check the | |
4822 * inode too. */ | |
4823 expand_env(b0.b0_fname, NameBuff, MAXPATHL); | |
4824 if (fnamecmp_ino(buf->b_ffname, NameBuff, | |
4825 char_to_long(b0.b0_ino))) | |
4826 #endif | |
4827 differ = TRUE; | |
4828 } | |
39 | 4829 } |
4830 else | |
4831 { | |
4832 /* | |
4833 * The name in the swap file may be | |
4834 * "~user/path/file". Expand it first. | |
4835 */ | |
4836 expand_env(b0.b0_fname, NameBuff, MAXPATHL); | |
7 | 4837 #ifdef CHECK_INODE |
39 | 4838 if (fnamecmp_ino(buf->b_ffname, NameBuff, |
594 | 4839 char_to_long(b0.b0_ino))) |
39 | 4840 differ = TRUE; |
7 | 4841 #else |
39 | 4842 if (fnamecmp(NameBuff, buf->b_ffname) != 0) |
4843 differ = TRUE; | |
7 | 4844 #endif |
39 | 4845 } |
7 | 4846 } |
4847 close(fd); | |
4848 } | |
4849 | |
4850 /* give the ATTENTION message when there is an old swap file | |
4851 * for the current file, and the buffer was not recovered. */ | |
4852 if (differ == FALSE && !(curbuf->b_flags & BF_RECOVERED) | |
4853 && vim_strchr(p_shm, SHM_ATTENTION) == NULL) | |
4854 { | |
580 | 4855 int choice = 0; |
16453
4e9bea9b8025
patch 8.1.1231: asking about existing swap file unnecessarily
Bram Moolenaar <Bram@vim.org>
parents:
16451
diff
changeset
|
4856 stat_T st; |
7 | 4857 #ifdef CREATE_DUMMY_FILE |
4858 int did_use_dummy = FALSE; | |
4859 | |
4860 /* Avoid getting a warning for the file being created | |
4861 * outside of Vim, it was created at the start of this | |
4862 * function. Delete the file now, because Vim might exit | |
4863 * here if the window is closed. */ | |
4864 if (dummyfd != NULL) | |
4865 { | |
4866 fclose(dummyfd); | |
4867 dummyfd = NULL; | |
5432 | 4868 mch_remove(buf_fname); |
7 | 4869 did_use_dummy = TRUE; |
4870 } | |
4871 #endif | |
4872 | |
16455
1ae13586edf8
patch 8.1.1232: can't build on MS-Windows
Bram Moolenaar <Bram@vim.org>
parents:
16453
diff
changeset
|
4873 #ifdef HAVE_PROCESS_STILL_RUNNING |
7 | 4874 process_still_running = FALSE; |
4875 #endif | |
16453
4e9bea9b8025
patch 8.1.1231: asking about existing swap file unnecessarily
Bram Moolenaar <Bram@vim.org>
parents:
16451
diff
changeset
|
4876 // 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
|
4877 // - the edited file exists |
4e9bea9b8025
patch 8.1.1231: asking about existing swap file unnecessarily
Bram Moolenaar <Bram@vim.org>
parents:
16451
diff
changeset
|
4878 // - 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
|
4879 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
|
4880 && swapfile_unchanged(fname)) |
4e9bea9b8025
patch 8.1.1231: asking about existing swap file unnecessarily
Bram Moolenaar <Bram@vim.org>
parents:
16451
diff
changeset
|
4881 { |
4e9bea9b8025
patch 8.1.1231: asking about existing swap file unnecessarily
Bram Moolenaar <Bram@vim.org>
parents:
16451
diff
changeset
|
4882 choice = 4; |
4e9bea9b8025
patch 8.1.1231: asking about existing swap file unnecessarily
Bram Moolenaar <Bram@vim.org>
parents:
16451
diff
changeset
|
4883 if (p_verbose > 0) |
4e9bea9b8025
patch 8.1.1231: asking about existing swap file unnecessarily
Bram Moolenaar <Bram@vim.org>
parents:
16451
diff
changeset
|
4884 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
|
4885 } |
4e9bea9b8025
patch 8.1.1231: asking about existing swap file unnecessarily
Bram Moolenaar <Bram@vim.org>
parents:
16451
diff
changeset
|
4886 |
13380
69517d67421f
patch 8.0.1564: too many #ifdefs
Christian Brabandt <cb@256bit.org>
parents:
13244
diff
changeset
|
4887 #if defined(FEAT_EVAL) |
580 | 4888 /* |
4889 * If there is an SwapExists autocommand and we can handle | |
4890 * the response, trigger it. It may return 0 to ask the | |
4891 * user anyway. | |
4892 */ | |
16453
4e9bea9b8025
patch 8.1.1231: asking about existing swap file unnecessarily
Bram Moolenaar <Bram@vim.org>
parents:
16451
diff
changeset
|
4893 if (choice == 0 |
4e9bea9b8025
patch 8.1.1231: asking about existing swap file unnecessarily
Bram Moolenaar <Bram@vim.org>
parents:
16451
diff
changeset
|
4894 && swap_exists_action != SEA_NONE |
5432 | 4895 && has_autocmd(EVENT_SWAPEXISTS, buf_fname, buf)) |
580 | 4896 choice = do_swapexists(buf, fname); |
4897 | |
4898 if (choice == 0) | |
4899 #endif | |
7 | 4900 { |
580 | 4901 #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
|
4902 // 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
|
4903 // 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
|
4904 // 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
|
4905 // loading a session from the .gvimrc file. |
580 | 4906 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
|
4907 gui_start(NULL); |
580 | 4908 #endif |
14903
c1ee9f32bec3
patch 8.1.0463: "simalt ~x" in .vimrc blocks swap file prompt
Bram Moolenaar <Bram@vim.org>
parents:
14862
diff
changeset
|
4909 // Show info about the existing swap file. |
580 | 4910 attention_message(buf, fname); |
4911 | |
14903
c1ee9f32bec3
patch 8.1.0463: "simalt ~x" in .vimrc blocks swap file prompt
Bram Moolenaar <Bram@vim.org>
parents:
14862
diff
changeset
|
4912 // 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
|
4913 // interrupt loading a file. |
580 | 4914 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
|
4915 |
c1ee9f32bec3
patch 8.1.0463: "simalt ~x" in .vimrc blocks swap file prompt
Bram Moolenaar <Bram@vim.org>
parents:
14862
diff
changeset
|
4916 // 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
|
4917 // interfere with the prompt here. |
14909
c97b4b537572
patch 8.1.0466: autocmd test fails
Bram Moolenaar <Bram@vim.org>
parents:
14903
diff
changeset
|
4918 flush_buffers(FLUSH_TYPEAHEAD); |
7 | 4919 } |
4920 | |
4921 #if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG) | |
580 | 4922 if (swap_exists_action != SEA_NONE && choice == 0) |
7 | 4923 { |
4924 char_u *name; | |
4925 | |
16764
ef00b6bc186b
patch 8.1.1384: using "int" for alloc() often results in compiler warnings
Bram Moolenaar <Bram@vim.org>
parents:
16738
diff
changeset
|
4926 name = alloc(STRLEN(fname) |
7 | 4927 + 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
|
4928 + STRLEN(_("\" already exists!")) + 5); |
7 | 4929 if (name != NULL) |
4930 { | |
4931 STRCPY(name, _("Swap file \"")); | |
4932 home_replace(NULL, fname, name + STRLEN(name), | |
4933 1000, TRUE); | |
4934 STRCAT(name, _("\" already exists!")); | |
4935 } | |
580 | 4936 choice = do_dialog(VIM_WARNING, |
7 | 4937 (char_u *)_("VIM - ATTENTION"), |
4938 name == NULL | |
4939 ? (char_u *)_("Swap file already exists!") | |
4940 : name, | |
16455
1ae13586edf8
patch 8.1.1232: can't build on MS-Windows
Bram Moolenaar <Bram@vim.org>
parents:
16453
diff
changeset
|
4941 # ifdef HAVE_PROCESS_STILL_RUNNING |
7 | 4942 process_still_running |
4943 ? (char_u *)_("&Open Read-Only\n&Edit anyway\n&Recover\n&Quit\n&Abort") : | |
4944 # endif | |
2684 | 4945 (char_u *)_("&Open Read-Only\n&Edit anyway\n&Recover\n&Delete it\n&Quit\n&Abort"), 1, NULL, FALSE); |
580 | 4946 |
16455
1ae13586edf8
patch 8.1.1232: can't build on MS-Windows
Bram Moolenaar <Bram@vim.org>
parents:
16453
diff
changeset
|
4947 # ifdef HAVE_PROCESS_STILL_RUNNING |
580 | 4948 if (process_still_running && choice >= 4) |
4949 choice++; /* Skip missing "Delete it" button */ | |
4950 # endif | |
4951 vim_free(name); | |
4952 | |
4953 /* pretend screen didn't scroll, need redraw anyway */ | |
4954 msg_scrolled = 0; | |
4955 redraw_all_later(NOT_VALID); | |
4956 } | |
4957 #endif | |
4958 | |
4959 if (choice > 0) | |
4960 { | |
4961 switch (choice) | |
7 | 4962 { |
4963 case 1: | |
4964 buf->b_p_ro = TRUE; | |
4965 break; | |
4966 case 2: | |
4967 break; | |
4968 case 3: | |
4969 swap_exists_action = SEA_RECOVER; | |
4970 break; | |
4971 case 4: | |
580 | 4972 mch_remove(fname); |
4973 break; | |
4974 case 5: | |
7 | 4975 swap_exists_action = SEA_QUIT; |
4976 break; | |
580 | 4977 case 6: |
7 | 4978 swap_exists_action = SEA_QUIT; |
4979 got_int = TRUE; | |
4980 break; | |
4981 } | |
4982 | |
4983 /* If the file was deleted this fname can be used. */ | |
4984 if (mch_getperm(fname) < 0) | |
4985 break; | |
4986 } | |
4987 else | |
4988 { | |
15543
dd725a8ab112
patch 8.1.0779: argument for message functions is inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15470
diff
changeset
|
4989 msg_puts("\n"); |
625 | 4990 if (msg_silent == 0) |
4991 /* call wait_return() later */ | |
4992 need_wait_return = TRUE; | |
7 | 4993 } |
4994 | |
4995 #ifdef CREATE_DUMMY_FILE | |
4996 /* Going to try another name, need the dummy file again. */ | |
4997 if (did_use_dummy) | |
5432 | 4998 dummyfd = mch_fopen((char *)buf_fname, "w"); |
7 | 4999 #endif |
5000 } | |
5001 } | |
5002 } | |
5003 | |
5004 /* | |
5005 * Change the ".swp" extension to find another file that can be used. | |
5006 * First decrement the last char: ".swo", ".swn", etc. | |
5007 * If that still isn't enough decrement the last but one char: ".svz" | |
9 | 5008 * Can happen when editing many "No Name" buffers. |
7 | 5009 */ |
5010 if (fname[n - 1] == 'a') /* ".s?a" */ | |
5011 { | |
5012 if (fname[n - 2] == 'a') /* ".saa": tried enough, give up */ | |
5013 { | |
15470
55ccc2d353bd
patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents:
15361
diff
changeset
|
5014 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
|
5015 VIM_CLEAR(fname); |
7 | 5016 break; |
5017 } | |
5018 --fname[n - 2]; /* ".svz", ".suz", etc. */ | |
5019 fname[n - 1] = 'z' + 1; | |
5020 } | |
5021 --fname[n - 1]; /* ".swo", ".swn", etc. */ | |
5022 } | |
5023 | |
5024 vim_free(dir_name); | |
5025 #ifdef CREATE_DUMMY_FILE | |
5026 if (dummyfd != NULL) /* file has been created temporarily */ | |
5027 { | |
5028 fclose(dummyfd); | |
5432 | 5029 mch_remove(buf_fname); |
7 | 5030 } |
5031 #endif | |
15868
7fad90423bd2
patch 8.1.0941: macros for MS-Windows are inconsistent
Bram Moolenaar <Bram@vim.org>
parents:
15636
diff
changeset
|
5032 #ifdef MSWIN |
5432 | 5033 if (buf_fname != buf->b_fname) |
5034 vim_free(buf_fname); | |
5035 #endif | |
7 | 5036 return fname; |
5037 } | |
5038 | |
5039 static int | |
7827
41789f16d6b2
commit https://github.com/vim/vim/commit/52ea13da0fe86df1abf34de52841e367035170c0
Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
5040 b0_magic_wrong(ZERO_BL *b0p) |
7 | 5041 { |
5042 return (b0p->b0_magic_long != (long)B0_MAGIC_LONG | |
5043 || b0p->b0_magic_int != (int)B0_MAGIC_INT | |
5044 || b0p->b0_magic_short != (short)B0_MAGIC_SHORT | |
5045 || b0p->b0_magic_char != B0_MAGIC_CHAR); | |
5046 } | |
5047 | |
5048 #ifdef CHECK_INODE | |
5049 /* | |
5050 * Compare current file name with file name from swap file. | |
5051 * Try to use inode numbers when possible. | |
5052 * Return non-zero when files are different. | |
5053 * | |
5054 * When comparing file names a few things have to be taken into consideration: | |
5055 * - When working over a network the full path of a file depends on the host. | |
5056 * We check the inode number if possible. It is not 100% reliable though, | |
5057 * because the device number cannot be used over a network. | |
5058 * - When a file does not exist yet (editing a new file) there is no inode | |
5059 * number. | |
5060 * - The file name in a swap file may not be valid on the current host. The | |
5061 * "~user" form is used whenever possible to avoid this. | |
5062 * | |
5063 * This is getting complicated, let's make a table: | |
5064 * | |
5065 * ino_c ino_s fname_c fname_s differ = | |
5066 * | |
5067 * both files exist -> compare inode numbers: | |
5068 * != 0 != 0 X X ino_c != ino_s | |
5069 * | |
5070 * inode number(s) unknown, file names available -> compare file names | |
5071 * == 0 X OK OK fname_c != fname_s | |
5072 * X == 0 OK OK fname_c != fname_s | |
5073 * | |
5074 * current file doesn't exist, file for swap file exist, file name(s) not | |
5075 * available -> probably different | |
5076 * == 0 != 0 FAIL X TRUE | |
5077 * == 0 != 0 X FAIL TRUE | |
5078 * | |
5079 * current file exists, inode for swap unknown, file name(s) not | |
5080 * available -> probably different | |
5081 * != 0 == 0 FAIL X TRUE | |
5082 * != 0 == 0 X FAIL TRUE | |
5083 * | |
5084 * current file doesn't exist, inode for swap unknown, one file name not | |
5085 * available -> probably different | |
5086 * == 0 == 0 FAIL OK TRUE | |
5087 * == 0 == 0 OK FAIL TRUE | |
5088 * | |
5089 * 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
|
5090 * 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
|
5091 * == 0 == 0 FAIL FAIL fname_c != fname_s |
7 | 5092 * |
5093 * Note that when the ino_t is 64 bits, only the last 32 will be used. This | |
5094 * can't be changed without making the block 0 incompatible with 32 bit | |
5095 * versions. | |
5096 */ | |
5097 | |
5098 static int | |
7827
41789f16d6b2
commit https://github.com/vim/vim/commit/52ea13da0fe86df1abf34de52841e367035170c0
Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
5099 fnamecmp_ino( |
41789f16d6b2
commit https://github.com/vim/vim/commit/52ea13da0fe86df1abf34de52841e367035170c0
Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
5100 char_u *fname_c, /* current file name */ |
41789f16d6b2
commit https://github.com/vim/vim/commit/52ea13da0fe86df1abf34de52841e367035170c0
Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
5101 char_u *fname_s, /* file name from swap file */ |
41789f16d6b2
commit https://github.com/vim/vim/commit/52ea13da0fe86df1abf34de52841e367035170c0
Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
5102 long ino_block0) |
7 | 5103 { |
9387
f094d4085014
commit https://github.com/vim/vim/commit/8767f52fbfd4f053ce00a978227c95f1d7d323fe
Christian Brabandt <cb@256bit.org>
parents:
9295
diff
changeset
|
5104 stat_T st; |
7 | 5105 ino_t ino_c = 0; /* ino of current file */ |
5106 ino_t ino_s; /* ino of file from swap file */ | |
5107 char_u buf_c[MAXPATHL]; /* full path of fname_c */ | |
5108 char_u buf_s[MAXPATHL]; /* full path of fname_s */ | |
5109 int retval_c; /* flag: buf_c valid */ | |
5110 int retval_s; /* flag: buf_s valid */ | |
5111 | |
5112 if (mch_stat((char *)fname_c, &st) == 0) | |
5113 ino_c = (ino_t)st.st_ino; | |
5114 | |
5115 /* | |
5116 * First we try to get the inode from the file name, because the inode in | |
5117 * the swap file may be outdated. If that fails (e.g. this path is not | |
5118 * valid on this machine), use the inode from block 0. | |
5119 */ | |
5120 if (mch_stat((char *)fname_s, &st) == 0) | |
5121 ino_s = (ino_t)st.st_ino; | |
5122 else | |
5123 ino_s = (ino_t)ino_block0; | |
5124 | |
5125 if (ino_c && ino_s) | |
5126 return (ino_c != ino_s); | |
5127 | |
5128 /* | |
5129 * One of the inode numbers is unknown, try a forced vim_FullName() and | |
5130 * compare the file names. | |
5131 */ | |
5132 retval_c = vim_FullName(fname_c, buf_c, MAXPATHL, TRUE); | |
5133 retval_s = vim_FullName(fname_s, buf_s, MAXPATHL, TRUE); | |
5134 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
|
5135 return STRCMP(buf_c, buf_s) != 0; |
7 | 5136 |
5137 /* | |
5138 * 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
|
5139 * 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
|
5140 * in the swap file. |
7 | 5141 */ |
5142 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
|
5143 return STRCMP(fname_c, fname_s) != 0; |
7 | 5144 return TRUE; |
5145 } | |
5146 #endif /* CHECK_INODE */ | |
5147 | |
5148 /* | |
5149 * Move a long integer into a four byte character array. | |
5150 * Used for machine independency in block zero. | |
5151 */ | |
5152 static void | |
7827
41789f16d6b2
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parents:
7803
diff
changeset
|
5153 long_to_char(long n, char_u *s) |
7 | 5154 { |
5155 s[0] = (char_u)(n & 0xff); | |
5156 n = (unsigned)n >> 8; | |
5157 s[1] = (char_u)(n & 0xff); | |
5158 n = (unsigned)n >> 8; | |
5159 s[2] = (char_u)(n & 0xff); | |
5160 n = (unsigned)n >> 8; | |
5161 s[3] = (char_u)(n & 0xff); | |
5162 } | |
5163 | |
5164 static long | |
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parents:
7803
diff
changeset
|
5165 char_to_long(char_u *s) |
7 | 5166 { |
5167 long retval; | |
5168 | |
5169 retval = s[3]; | |
5170 retval <<= 8; | |
5171 retval |= s[2]; | |
5172 retval <<= 8; | |
5173 retval |= s[1]; | |
5174 retval <<= 8; | |
5175 retval |= s[0]; | |
5176 | |
5177 return retval; | |
5178 } | |
5179 | |
39 | 5180 /* |
5181 * Set the flags in the first block of the swap file: | |
5182 * - file is modified or not: buf->b_changed | |
5183 * - 'fileformat' | |
5184 * - 'fileencoding' | |
5185 */ | |
7 | 5186 void |
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parents:
7803
diff
changeset
|
5187 ml_setflags(buf_T *buf) |
7 | 5188 { |
5189 bhdr_T *hp; | |
5190 ZERO_BL *b0p; | |
5191 | |
5192 if (!buf->b_ml.ml_mfp) | |
5193 return; | |
5194 for (hp = buf->b_ml.ml_mfp->mf_used_last; hp != NULL; hp = hp->bh_prev) | |
5195 { | |
5196 if (hp->bh_bnum == 0) | |
5197 { | |
5198 b0p = (ZERO_BL *)(hp->bh_data); | |
39 | 5199 b0p->b0_dirty = buf->b_changed ? B0_DIRTY : 0; |
5200 b0p->b0_flags = (b0p->b0_flags & ~B0_FF_MASK) | |
5201 | (get_fileformat(buf) + 1); | |
5202 add_b0_fenc(b0p, buf); | |
7 | 5203 hp->bh_flags |= BH_DIRTY; |
5204 mf_sync(buf->b_ml.ml_mfp, MFS_ZERO); | |
5205 break; | |
5206 } | |
5207 } | |
5208 } | |
5209 | |
2267 | 5210 #if defined(FEAT_CRYPT) || defined(PROTO) |
5211 /* | |
5212 * If "data" points to a data block encrypt the text in it and return a copy | |
5213 * in allocated memory. Return NULL when out of memory. | |
5214 * Otherwise return "data". | |
5215 */ | |
5216 char_u * | |
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parents:
7803
diff
changeset
|
5217 ml_encrypt_data( |
41789f16d6b2
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parents:
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diff
changeset
|
5218 memfile_T *mfp, |
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parents:
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diff
changeset
|
5219 char_u *data, |
9387
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parents:
9295
diff
changeset
|
5220 off_T offset, |
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parents:
7803
diff
changeset
|
5221 unsigned size) |
2267 | 5222 { |
5223 DATA_BL *dp = (DATA_BL *)data; | |
5224 char_u *head_end; | |
5225 char_u *text_start; | |
5226 char_u *new_data; | |
5227 int text_len; | |
6122 | 5228 cryptstate_T *state; |
2267 | 5229 |
5230 if (dp->db_id != DATA_ID) | |
5231 return data; | |
5232 | |
6817 | 5233 state = ml_crypt_prepare(mfp, offset, FALSE); |
5234 if (state == NULL) | |
5235 return data; | |
5236 | |
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diff
changeset
|
5237 new_data = alloc(size); |
2267 | 5238 if (new_data == NULL) |
5239 return NULL; | |
5240 head_end = (char_u *)(&dp->db_index[dp->db_line_count]); | |
5241 text_start = (char_u *)dp + dp->db_txt_start; | |
5242 text_len = size - dp->db_txt_start; | |
5243 | |
5244 /* Copy the header and the text. */ | |
5245 mch_memmove(new_data, dp, head_end - (char_u *)dp); | |
5246 | |
5247 /* Encrypt the text. */ | |
6122 | 5248 crypt_encode(state, text_start, text_len, new_data + dp->db_txt_start); |
5249 crypt_free_state(state); | |
2267 | 5250 |
5251 /* Clear the gap. */ | |
5252 if (head_end < text_start) | |
5253 vim_memset(new_data + (head_end - data), 0, text_start - head_end); | |
5254 | |
5255 return new_data; | |
5256 } | |
5257 | |
5258 /* | |
6817 | 5259 * Decrypt the text in "data" if it points to an encrypted data block. |
2267 | 5260 */ |
5261 void | |
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diff
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5262 ml_decrypt_data( |
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changeset
|
5263 memfile_T *mfp, |
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parents:
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diff
changeset
|
5264 char_u *data, |
9387
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parents:
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diff
changeset
|
5265 off_T offset, |
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parents:
7803
diff
changeset
|
5266 unsigned size) |
2267 | 5267 { |
5268 DATA_BL *dp = (DATA_BL *)data; | |
5269 char_u *head_end; | |
5270 char_u *text_start; | |
5271 int text_len; | |
6122 | 5272 cryptstate_T *state; |
2267 | 5273 |
5274 if (dp->db_id == DATA_ID) | |
5275 { | |
5276 head_end = (char_u *)(&dp->db_index[dp->db_line_count]); | |
5277 text_start = (char_u *)dp + dp->db_txt_start; | |
5278 text_len = dp->db_txt_end - dp->db_txt_start; | |
5279 | |
5280 if (head_end > text_start || dp->db_txt_start > size | |
5281 || dp->db_txt_end > size) | |
5282 return; /* data was messed up */ | |
5283 | |
6122 | 5284 state = ml_crypt_prepare(mfp, offset, TRUE); |
6817 | 5285 if (state != NULL) |
5286 { | |
5287 /* Decrypt the text in place. */ | |
5288 crypt_decode_inplace(state, text_start, text_len); | |
5289 crypt_free_state(state); | |
5290 } | |
2267 | 5291 } |
5292 } | |
5293 | |
5294 /* | |
5295 * Prepare for encryption/decryption, using the key, seed and offset. | |
6122 | 5296 * Return an allocated cryptstate_T *. |
2267 | 5297 */ |
6122 | 5298 static cryptstate_T * |
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diff
changeset
|
5299 ml_crypt_prepare(memfile_T *mfp, off_T offset, int reading) |
2267 | 5300 { |
5301 buf_T *buf = mfp->mf_buffer; | |
5302 char_u salt[50]; | |
6122 | 5303 int method_nr; |
2267 | 5304 char_u *key; |
5305 char_u *seed; | |
5306 | |
5307 if (reading && mfp->mf_old_key != NULL) | |
5308 { | |
5309 /* Reading back blocks with the previous key/method/seed. */ | |
6122 | 5310 method_nr = mfp->mf_old_cm; |
2267 | 5311 key = mfp->mf_old_key; |
5312 seed = mfp->mf_old_seed; | |
5313 } | |
5314 else | |
5315 { | |
6122 | 5316 method_nr = crypt_get_method_nr(buf); |
2267 | 5317 key = buf->b_p_key; |
5318 seed = mfp->mf_seed; | |
5319 } | |
6817 | 5320 if (*key == NUL) |
5321 return NULL; | |
2267 | 5322 |
6122 | 5323 if (method_nr == CRYPT_M_ZIP) |
2267 | 5324 { |
6122 | 5325 /* For PKzip: Append the offset to the key, so that we use a different |
5326 * key for every block. */ | |
2267 | 5327 vim_snprintf((char *)salt, sizeof(salt), "%s%ld", key, (long)offset); |
6122 | 5328 return crypt_create(method_nr, salt, NULL, 0, NULL, 0); |
2267 | 5329 } |
6122 | 5330 |
5331 /* Using blowfish or better: add salt and seed. We use the byte offset | |
5332 * of the block for the salt. */ | |
5333 vim_snprintf((char *)salt, sizeof(salt), "%ld", (long)offset); | |
5334 return crypt_create(method_nr, key, salt, (int)STRLEN(salt), | |
5335 seed, MF_SEED_LEN); | |
2267 | 5336 } |
5337 | |
5338 #endif | |
5339 | |
5340 | |
7 | 5341 #if defined(FEAT_BYTEOFF) || defined(PROTO) |
5342 | |
5343 #define MLCS_MAXL 800 /* max no of lines in chunk */ | |
5344 #define MLCS_MINL 400 /* should be half of MLCS_MAXL */ | |
5345 | |
5346 /* | |
2407
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2394
diff
changeset
|
5347 * Keep information for finding byte offset of a line, updtype may be one of: |
7 | 5348 * ML_CHNK_ADDLINE: Add len to parent chunk, possibly splitting it |
5349 * Careful: ML_CHNK_ADDLINE may cause ml_find_line() to be called. | |
5350 * ML_CHNK_DELLINE: Subtract len from parent chunk, possibly deleting it | |
5351 * ML_CHNK_UPDLINE: Add len to parent chunk, as a signed entity. | |
5352 */ | |
5353 static void | |
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diff
changeset
|
5354 ml_updatechunk( |
41789f16d6b2
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diff
changeset
|
5355 buf_T *buf, |
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parents:
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diff
changeset
|
5356 linenr_T line, |
41789f16d6b2
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parents:
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diff
changeset
|
5357 long len, |
41789f16d6b2
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parents:
7803
diff
changeset
|
5358 int updtype) |
7 | 5359 { |
5360 static buf_T *ml_upd_lastbuf = NULL; | |
5361 static linenr_T ml_upd_lastline; | |
5362 static linenr_T ml_upd_lastcurline; | |
5363 static int ml_upd_lastcurix; | |
5364 | |
5365 linenr_T curline = ml_upd_lastcurline; | |
5366 int curix = ml_upd_lastcurix; | |
5367 long size; | |
5368 chunksize_T *curchnk; | |
5369 int rest; | |
5370 bhdr_T *hp; | |
5371 DATA_BL *dp; | |
5372 | |
5373 if (buf->b_ml.ml_usedchunks == -1 || len == 0) | |
5374 return; | |
5375 if (buf->b_ml.ml_chunksize == NULL) | |
5376 { | |
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changeset
|
5377 buf->b_ml.ml_chunksize = ALLOC_MULT(chunksize_T, 100); |
7 | 5378 if (buf->b_ml.ml_chunksize == NULL) |
5379 { | |
5380 buf->b_ml.ml_usedchunks = -1; | |
5381 return; | |
5382 } | |
5383 buf->b_ml.ml_numchunks = 100; | |
5384 buf->b_ml.ml_usedchunks = 1; | |
5385 buf->b_ml.ml_chunksize[0].mlcs_numlines = 1; | |
5386 buf->b_ml.ml_chunksize[0].mlcs_totalsize = 1; | |
5387 } | |
5388 | |
5389 if (updtype == ML_CHNK_UPDLINE && buf->b_ml.ml_line_count == 1) | |
5390 { | |
5391 /* | |
5392 * First line in empty buffer from ml_flush_line() -- reset | |
5393 */ | |
5394 buf->b_ml.ml_usedchunks = 1; | |
5395 buf->b_ml.ml_chunksize[0].mlcs_numlines = 1; | |
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diff
changeset
|
5396 buf->b_ml.ml_chunksize[0].mlcs_totalsize = (long)buf->b_ml.ml_line_len; |
7 | 5397 return; |
5398 } | |
5399 | |
5400 /* | |
5401 * Find chunk that our line belongs to, curline will be at start of the | |
5402 * chunk. | |
5403 */ | |
5404 if (buf != ml_upd_lastbuf || line != ml_upd_lastline + 1 | |
5405 || updtype != ML_CHNK_ADDLINE) | |
5406 { | |
5407 for (curline = 1, curix = 0; | |
5408 curix < buf->b_ml.ml_usedchunks - 1 | |
5409 && line >= curline + buf->b_ml.ml_chunksize[curix].mlcs_numlines; | |
5410 curix++) | |
5411 curline += buf->b_ml.ml_chunksize[curix].mlcs_numlines; | |
5412 } | |
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diff
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|
5413 else if (curix < buf->b_ml.ml_usedchunks - 1 |
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diff
changeset
|
5414 && line >= curline + buf->b_ml.ml_chunksize[curix].mlcs_numlines) |
7 | 5415 { |
5416 /* Adjust cached curix & curline */ | |
5417 curline += buf->b_ml.ml_chunksize[curix].mlcs_numlines; | |
5418 curix++; | |
5419 } | |
5420 curchnk = buf->b_ml.ml_chunksize + curix; | |
5421 | |
5422 if (updtype == ML_CHNK_DELLINE) | |
1030 | 5423 len = -len; |
7 | 5424 curchnk->mlcs_totalsize += len; |
5425 if (updtype == ML_CHNK_ADDLINE) | |
5426 { | |
5427 curchnk->mlcs_numlines++; | |
5428 | |
5429 /* May resize here so we don't have to do it in both cases below */ | |
5430 if (buf->b_ml.ml_usedchunks + 1 >= buf->b_ml.ml_numchunks) | |
5431 { | |
6596 | 5432 chunksize_T *t_chunksize = buf->b_ml.ml_chunksize; |
5433 | |
7 | 5434 buf->b_ml.ml_numchunks = buf->b_ml.ml_numchunks * 3 / 2; |
5435 buf->b_ml.ml_chunksize = (chunksize_T *) | |
5436 vim_realloc(buf->b_ml.ml_chunksize, | |
5437 sizeof(chunksize_T) * buf->b_ml.ml_numchunks); | |
5438 if (buf->b_ml.ml_chunksize == NULL) | |
5439 { | |
5440 /* Hmmmm, Give up on offset for this buffer */ | |
6596 | 5441 vim_free(t_chunksize); |
7 | 5442 buf->b_ml.ml_usedchunks = -1; |
5443 return; | |
5444 } | |
5445 } | |
5446 | |
5447 if (buf->b_ml.ml_chunksize[curix].mlcs_numlines >= MLCS_MAXL) | |
5448 { | |
5449 int count; /* number of entries in block */ | |
5450 int idx; | |
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diff
changeset
|
5451 int end_idx; |
7 | 5452 int text_end; |
5453 int linecnt; | |
5454 | |
5455 mch_memmove(buf->b_ml.ml_chunksize + curix + 1, | |
5456 buf->b_ml.ml_chunksize + curix, | |
5457 (buf->b_ml.ml_usedchunks - curix) * | |
5458 sizeof(chunksize_T)); | |
1855 | 5459 /* Compute length of first half of lines in the split chunk */ |
7 | 5460 size = 0; |
5461 linecnt = 0; | |
5462 while (curline < buf->b_ml.ml_line_count | |
5463 && linecnt < MLCS_MINL) | |
5464 { | |
5465 if ((hp = ml_find_line(buf, curline, ML_FIND)) == NULL) | |
5466 { | |
5467 buf->b_ml.ml_usedchunks = -1; | |
5468 return; | |
5469 } | |
5470 dp = (DATA_BL *)(hp->bh_data); | |
5471 count = (long)(buf->b_ml.ml_locked_high) - | |
5472 (long)(buf->b_ml.ml_locked_low) + 1; | |
5473 idx = curline - buf->b_ml.ml_locked_low; | |
5474 curline = buf->b_ml.ml_locked_high + 1; | |
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|
5475 |
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changeset
|
5476 // compute index of last line to use in this MEMLINE |
7 | 5477 rest = count - idx; |
5478 if (linecnt + rest > MLCS_MINL) | |
5479 { | |
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changeset
|
5480 end_idx = idx + MLCS_MINL - linecnt - 1; |
7 | 5481 linecnt = MLCS_MINL; |
5482 } | |
5483 else | |
5484 { | |
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changeset
|
5485 end_idx = count - 1; |
7 | 5486 linecnt += rest; |
5487 } | |
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diff
changeset
|
5488 #ifdef FEAT_TEXT_PROP |
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|
5489 if (buf->b_has_textprop) |
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changeset
|
5490 { |
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changeset
|
5491 int i; |
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changeset
|
5492 |
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diff
changeset
|
5493 // We cannot use the text pointers to get the text length, |
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changeset
|
5494 // the text prop info would also be counted. Go over the |
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changeset
|
5495 // lines. |
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diff
changeset
|
5496 for (i = end_idx; i < idx; ++i) |
15353
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15294
diff
changeset
|
5497 size += (int)STRLEN((char_u *)dp + (dp->db_index[i] & DB_INDEX_MASK)) + 1; |
15255
19e79a1ed6b6
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diff
changeset
|
5498 } |
19e79a1ed6b6
patch 8.1.0636: line2byte() gives wrong values with text properties
Bram Moolenaar <Bram@vim.org>
parents:
15182
diff
changeset
|
5499 else |
19e79a1ed6b6
patch 8.1.0636: line2byte() gives wrong values with text properties
Bram Moolenaar <Bram@vim.org>
parents:
15182
diff
changeset
|
5500 #endif |
19e79a1ed6b6
patch 8.1.0636: line2byte() gives wrong values with text properties
Bram Moolenaar <Bram@vim.org>
parents:
15182
diff
changeset
|
5501 { |
19e79a1ed6b6
patch 8.1.0636: line2byte() gives wrong values with text properties
Bram Moolenaar <Bram@vim.org>
parents:
15182
diff
changeset
|
5502 if (idx == 0)/* first line in block, text at the end */ |
19e79a1ed6b6
patch 8.1.0636: line2byte() gives wrong values with text properties
Bram Moolenaar <Bram@vim.org>
parents:
15182
diff
changeset
|
5503 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
|
5504 else |
19e79a1ed6b6
patch 8.1.0636: line2byte() gives wrong values with text properties
Bram Moolenaar <Bram@vim.org>
parents:
15182
diff
changeset
|
5505 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
|
5506 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
|
5507 } |
7 | 5508 } |
5509 buf->b_ml.ml_chunksize[curix].mlcs_numlines = linecnt; | |
5510 buf->b_ml.ml_chunksize[curix + 1].mlcs_numlines -= linecnt; | |
5511 buf->b_ml.ml_chunksize[curix].mlcs_totalsize = size; | |
5512 buf->b_ml.ml_chunksize[curix + 1].mlcs_totalsize -= size; | |
5513 buf->b_ml.ml_usedchunks++; | |
5514 ml_upd_lastbuf = NULL; /* Force recalc of curix & curline */ | |
5515 return; | |
5516 } | |
5517 else if (buf->b_ml.ml_chunksize[curix].mlcs_numlines >= MLCS_MINL | |
5518 && curix == buf->b_ml.ml_usedchunks - 1 | |
5519 && buf->b_ml.ml_line_count - line <= 1) | |
5520 { | |
5521 /* | |
5522 * We are in the last chunk and it is cheap to crate a new one | |
5523 * after this. Do it now to avoid the loop above later on | |
5524 */ | |
5525 curchnk = buf->b_ml.ml_chunksize + curix + 1; | |
5526 buf->b_ml.ml_usedchunks++; | |
5527 if (line == buf->b_ml.ml_line_count) | |
5528 { | |
5529 curchnk->mlcs_numlines = 0; | |
5530 curchnk->mlcs_totalsize = 0; | |
5531 } | |
5532 else | |
5533 { | |
5534 /* | |
5535 * Line is just prior to last, move count for last | |
5536 * This is the common case when loading a new file | |
5537 */ | |
5538 hp = ml_find_line(buf, buf->b_ml.ml_line_count, ML_FIND); | |
5539 if (hp == NULL) | |
5540 { | |
5541 buf->b_ml.ml_usedchunks = -1; | |
5542 return; | |
5543 } | |
5544 dp = (DATA_BL *)(hp->bh_data); | |
5545 if (dp->db_line_count == 1) | |
5546 rest = dp->db_txt_end - dp->db_txt_start; | |
5547 else | |
5548 rest = | |
5549 ((dp->db_index[dp->db_line_count - 2]) & DB_INDEX_MASK) | |
5550 - dp->db_txt_start; | |
5551 curchnk->mlcs_totalsize = rest; | |
5552 curchnk->mlcs_numlines = 1; | |
5553 curchnk[-1].mlcs_totalsize -= rest; | |
5554 curchnk[-1].mlcs_numlines -= 1; | |
5555 } | |
5556 } | |
5557 } | |
5558 else if (updtype == ML_CHNK_DELLINE) | |
5559 { | |
5560 curchnk->mlcs_numlines--; | |
5561 ml_upd_lastbuf = NULL; /* Force recalc of curix & curline */ | |
5562 if (curix < (buf->b_ml.ml_usedchunks - 1) | |
5563 && (curchnk->mlcs_numlines + curchnk[1].mlcs_numlines) | |
5564 <= MLCS_MINL) | |
5565 { | |
5566 curix++; | |
5567 curchnk = buf->b_ml.ml_chunksize + curix; | |
5568 } | |
5569 else if (curix == 0 && curchnk->mlcs_numlines <= 0) | |
5570 { | |
5571 buf->b_ml.ml_usedchunks--; | |
5572 mch_memmove(buf->b_ml.ml_chunksize, buf->b_ml.ml_chunksize + 1, | |
5573 buf->b_ml.ml_usedchunks * sizeof(chunksize_T)); | |
5574 return; | |
5575 } | |
5576 else if (curix == 0 || (curchnk->mlcs_numlines > 10 | |
5577 && (curchnk->mlcs_numlines + curchnk[-1].mlcs_numlines) | |
5578 > MLCS_MINL)) | |
5579 { | |
5580 return; | |
5581 } | |
5582 | |
5583 /* Collapse chunks */ | |
5584 curchnk[-1].mlcs_numlines += curchnk->mlcs_numlines; | |
5585 curchnk[-1].mlcs_totalsize += curchnk->mlcs_totalsize; | |
5586 buf->b_ml.ml_usedchunks--; | |
5587 if (curix < buf->b_ml.ml_usedchunks) | |
5588 { | |
5589 mch_memmove(buf->b_ml.ml_chunksize + curix, | |
5590 buf->b_ml.ml_chunksize + curix + 1, | |
5591 (buf->b_ml.ml_usedchunks - curix) * | |
5592 sizeof(chunksize_T)); | |
5593 } | |
5594 return; | |
5595 } | |
5596 ml_upd_lastbuf = buf; | |
5597 ml_upd_lastline = line; | |
5598 ml_upd_lastcurline = curline; | |
5599 ml_upd_lastcurix = curix; | |
5600 } | |
5601 | |
5602 /* | |
5603 * Find offset for line or line with offset. | |
169 | 5604 * Find line with offset if "lnum" is 0; return remaining offset in offp |
5605 * Find offset of line if "lnum" > 0 | |
7 | 5606 * return -1 if information is not available |
5607 */ | |
5608 long | |
7827
41789f16d6b2
commit https://github.com/vim/vim/commit/52ea13da0fe86df1abf34de52841e367035170c0
Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
5609 ml_find_line_or_offset(buf_T *buf, linenr_T lnum, long *offp) |
7 | 5610 { |
5611 linenr_T curline; | |
5612 int curix; | |
5613 long size; | |
5614 bhdr_T *hp; | |
5615 DATA_BL *dp; | |
5616 int count; /* number of entries in block */ | |
5617 int idx; | |
5618 int start_idx; | |
5619 int text_end; | |
5620 long offset; | |
5621 int len; | |
5622 int ffdos = (get_fileformat(buf) == EOL_DOS); | |
5623 int extra = 0; | |
5624 | |
169 | 5625 /* take care of cached line first */ |
5626 ml_flush_line(curbuf); | |
5627 | |
7 | 5628 if (buf->b_ml.ml_usedchunks == -1 |
5629 || buf->b_ml.ml_chunksize == NULL | |
169 | 5630 || lnum < 0) |
7 | 5631 return -1; |
5632 | |
5633 if (offp == NULL) | |
5634 offset = 0; | |
5635 else | |
5636 offset = *offp; | |
169 | 5637 if (lnum == 0 && offset <= 0) |
7 | 5638 return 1; /* Not a "find offset" and offset 0 _must_ be in line 1 */ |
5639 /* | |
5640 * Find the last chunk before the one containing our line. Last chunk is | |
5641 * special because it will never qualify | |
5642 */ | |
5643 curline = 1; | |
5644 curix = size = 0; | |
5645 while (curix < buf->b_ml.ml_usedchunks - 1 | |
169 | 5646 && ((lnum != 0 |
5647 && lnum >= curline + buf->b_ml.ml_chunksize[curix].mlcs_numlines) | |
7 | 5648 || (offset != 0 |
5649 && offset > size + buf->b_ml.ml_chunksize[curix].mlcs_totalsize | |
5650 + ffdos * buf->b_ml.ml_chunksize[curix].mlcs_numlines))) | |
5651 { | |
5652 curline += buf->b_ml.ml_chunksize[curix].mlcs_numlines; | |
5653 size += buf->b_ml.ml_chunksize[curix].mlcs_totalsize; | |
5654 if (offset && ffdos) | |
5655 size += buf->b_ml.ml_chunksize[curix].mlcs_numlines; | |
5656 curix++; | |
5657 } | |
5658 | |
169 | 5659 while ((lnum != 0 && curline < lnum) || (offset != 0 && size < offset)) |
7 | 5660 { |
5661 if (curline > buf->b_ml.ml_line_count | |
5662 || (hp = ml_find_line(buf, curline, ML_FIND)) == NULL) | |
5663 return -1; | |
5664 dp = (DATA_BL *)(hp->bh_data); | |
5665 count = (long)(buf->b_ml.ml_locked_high) - | |
5666 (long)(buf->b_ml.ml_locked_low) + 1; | |
5667 start_idx = idx = curline - buf->b_ml.ml_locked_low; | |
5668 if (idx == 0)/* first line in block, text at the end */ | |
5669 text_end = dp->db_txt_end; | |
5670 else | |
5671 text_end = ((dp->db_index[idx - 1]) & DB_INDEX_MASK); | |
5672 /* Compute index of last line to use in this MEMLINE */ | |
169 | 5673 if (lnum != 0) |
7 | 5674 { |
169 | 5675 if (curline + (count - idx) >= lnum) |
5676 idx += lnum - curline - 1; | |
7 | 5677 else |
5678 idx = count - 1; | |
5679 } | |
5680 else | |
5681 { | |
5682 extra = 0; | |
5683 while (offset >= size | |
5684 + text_end - (int)((dp->db_index[idx]) & DB_INDEX_MASK) | |
5685 + ffdos) | |
5686 { | |
5687 if (ffdos) | |
5688 size++; | |
5689 if (idx == count - 1) | |
5690 { | |
5691 extra = 1; | |
5692 break; | |
5693 } | |
5694 idx++; | |
5695 } | |
5696 } | |
15255
19e79a1ed6b6
patch 8.1.0636: line2byte() gives wrong values with text properties
Bram Moolenaar <Bram@vim.org>
parents:
15182
diff
changeset
|
5697 #ifdef FEAT_TEXT_PROP |
19e79a1ed6b6
patch 8.1.0636: line2byte() gives wrong values with text properties
Bram Moolenaar <Bram@vim.org>
parents:
15182
diff
changeset
|
5698 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
|
5699 { |
19e79a1ed6b6
patch 8.1.0636: line2byte() gives wrong values with text properties
Bram Moolenaar <Bram@vim.org>
parents:
15182
diff
changeset
|
5700 int i; |
19e79a1ed6b6
patch 8.1.0636: line2byte() gives wrong values with text properties
Bram Moolenaar <Bram@vim.org>
parents:
15182
diff
changeset
|
5701 |
19e79a1ed6b6
patch 8.1.0636: line2byte() gives wrong values with text properties
Bram Moolenaar <Bram@vim.org>
parents:
15182
diff
changeset
|
5702 // 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
|
5703 // lengths. |
19e79a1ed6b6
patch 8.1.0636: line2byte() gives wrong values with text properties
Bram Moolenaar <Bram@vim.org>
parents:
15182
diff
changeset
|
5704 len = 0; |
19e79a1ed6b6
patch 8.1.0636: line2byte() gives wrong values with text properties
Bram Moolenaar <Bram@vim.org>
parents:
15182
diff
changeset
|
5705 for (i = start_idx; i <= idx; ++i) |
15353
21580db06cf3
patch 8.1.0684: warnings from 64-bit compiler
Bram Moolenaar <Bram@vim.org>
parents:
15294
diff
changeset
|
5706 len += (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
|
5707 } |
19e79a1ed6b6
patch 8.1.0636: line2byte() gives wrong values with text properties
Bram Moolenaar <Bram@vim.org>
parents:
15182
diff
changeset
|
5708 else |
19e79a1ed6b6
patch 8.1.0636: line2byte() gives wrong values with text properties
Bram Moolenaar <Bram@vim.org>
parents:
15182
diff
changeset
|
5709 #endif |
19e79a1ed6b6
patch 8.1.0636: line2byte() gives wrong values with text properties
Bram Moolenaar <Bram@vim.org>
parents:
15182
diff
changeset
|
5710 len = text_end - ((dp->db_index[idx]) & DB_INDEX_MASK); |
7 | 5711 size += len; |
5712 if (offset != 0 && size >= offset) | |
5713 { | |
5714 if (size + ffdos == offset) | |
5715 *offp = 0; | |
5716 else if (idx == start_idx) | |
5717 *offp = offset - size + len; | |
5718 else | |
5719 *offp = offset - size + len | |
5720 - (text_end - ((dp->db_index[idx - 1]) & DB_INDEX_MASK)); | |
5721 curline += idx - start_idx + extra; | |
5722 if (curline > buf->b_ml.ml_line_count) | |
5723 return -1; /* exactly one byte beyond the end */ | |
5724 return curline; | |
5725 } | |
5726 curline = buf->b_ml.ml_locked_high + 1; | |
5727 } | |
5728 | |
169 | 5729 if (lnum != 0) |
20 | 5730 { |
5731 /* Count extra CR characters. */ | |
5732 if (ffdos) | |
169 | 5733 size += lnum - 1; |
20 | 5734 |
6933 | 5735 /* Don't count the last line break if 'noeol' and ('bin' or |
5736 * 'nofixeol'). */ | |
5737 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
|
5738 && lnum > buf->b_ml.ml_line_count) |
20 | 5739 size -= ffdos + 1; |
5740 } | |
5741 | |
7 | 5742 return size; |
5743 } | |
5744 | |
5745 /* | |
5746 * Goto byte in buffer with offset 'cnt'. | |
5747 */ | |
5748 void | |
7827
41789f16d6b2
commit https://github.com/vim/vim/commit/52ea13da0fe86df1abf34de52841e367035170c0
Christian Brabandt <cb@256bit.org>
parents:
7803
diff
changeset
|
5749 goto_byte(long cnt) |
7 | 5750 { |
5751 long boff = cnt; | |
5752 linenr_T lnum; | |
5753 | |
5754 ml_flush_line(curbuf); /* cached line may be dirty */ | |
5755 setpcmark(); | |
5756 if (boff) | |
5757 --boff; | |
5758 lnum = ml_find_line_or_offset(curbuf, (linenr_T)0, &boff); | |
5759 if (lnum < 1) /* past the end */ | |
5760 { | |
5761 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count; | |
5762 curwin->w_curswant = MAXCOL; | |
5763 coladvance((colnr_T)MAXCOL); | |
5764 } | |
5765 else | |
5766 { | |
5767 curwin->w_cursor.lnum = lnum; | |
5768 curwin->w_cursor.col = (colnr_T)boff; | |
572 | 5769 curwin->w_cursor.coladd = 0; |
7 | 5770 curwin->w_set_curswant = TRUE; |
5771 } | |
5772 check_cursor(); | |
5773 | |
5774 /* Make sure the cursor is on the first byte of a multi-byte char. */ | |
5775 if (has_mbyte) | |
5776 mb_adjust_cursor(); | |
5777 } | |
5778 #endif |