Mercurial > vim
annotate src/syntax.c @ 2502:e6420d275b6a vim73
Update README files. Remove references to extra and lang archives.
author | Bram Moolenaar <bram@vim.org> |
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date | Sat, 07 Aug 2010 13:19:27 +0200 |
parents | b5ee68272ae5 |
children | 6768ebd0bc04 |
rev | line source |
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7 | 1 /* vi:set ts=8 sts=4 sw=4: |
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 /* | |
11 * syntax.c: code for syntax highlighting | |
12 */ | |
13 | |
14 #include "vim.h" | |
15 | |
16 /* | |
17 * Structure that stores information about a highlight group. | |
18 * The ID of a highlight group is also called group ID. It is the index in | |
19 * the highlight_ga array PLUS ONE. | |
20 */ | |
21 struct hl_group | |
22 { | |
23 char_u *sg_name; /* highlight group name */ | |
24 char_u *sg_name_u; /* uppercase of sg_name */ | |
25 /* for normal terminals */ | |
26 int sg_term; /* "term=" highlighting attributes */ | |
27 char_u *sg_start; /* terminal string for start highl */ | |
28 char_u *sg_stop; /* terminal string for stop highl */ | |
29 int sg_term_attr; /* Screen attr for term mode */ | |
30 /* for color terminals */ | |
31 int sg_cterm; /* "cterm=" highlighting attr */ | |
32 int sg_cterm_bold; /* bold attr was set for light color */ | |
33 int sg_cterm_fg; /* terminal fg color number + 1 */ | |
34 int sg_cterm_bg; /* terminal bg color number + 1 */ | |
35 int sg_cterm_attr; /* Screen attr for color term mode */ | |
36 #ifdef FEAT_GUI | |
37 /* for when using the GUI */ | |
38 guicolor_T sg_gui_fg; /* GUI foreground color handle */ | |
39 guicolor_T sg_gui_bg; /* GUI background color handle */ | |
205 | 40 guicolor_T sg_gui_sp; /* GUI special color handle */ |
7 | 41 GuiFont sg_font; /* GUI font handle */ |
42 #ifdef FEAT_XFONTSET | |
43 GuiFontset sg_fontset; /* GUI fontset handle */ | |
44 #endif | |
45 char_u *sg_font_name; /* GUI font or fontset name */ | |
46 int sg_gui_attr; /* Screen attr for GUI mode */ | |
47 #endif | |
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48 #if defined(FEAT_GUI) || defined(FEAT_EVAL) |
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49 /* Store the sp color name for the GUI or synIDattr() */ |
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50 int sg_gui; /* "gui=" highlighting attributes */ |
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51 char_u *sg_gui_fg_name;/* GUI foreground color name */ |
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52 char_u *sg_gui_bg_name;/* GUI background color name */ |
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53 char_u *sg_gui_sp_name;/* GUI special color name */ |
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54 #endif |
7 | 55 int sg_link; /* link to this highlight group ID */ |
56 int sg_set; /* combination of SG_* flags */ | |
448 | 57 #ifdef FEAT_EVAL |
58 scid_T sg_scriptID; /* script in which the group was last set */ | |
59 #endif | |
7 | 60 }; |
61 | |
62 #define SG_TERM 1 /* term has been set */ | |
63 #define SG_CTERM 2 /* cterm has been set */ | |
64 #define SG_GUI 4 /* gui has been set */ | |
65 #define SG_LINK 8 /* link has been set */ | |
66 | |
67 static garray_T highlight_ga; /* highlight groups for 'highlight' option */ | |
68 | |
69 #define HL_TABLE() ((struct hl_group *)((highlight_ga.ga_data))) | |
70 | |
71 #ifdef FEAT_CMDL_COMPL | |
1322 | 72 /* Flags to indicate an additional string for highlight name completion. */ |
73 static int include_none = 0; /* when 1 include "None" */ | |
74 static int include_default = 0; /* when 1 include "default" */ | |
75 static int include_link = 0; /* when 2 include "link" and "clear" */ | |
7 | 76 #endif |
77 | |
78 /* | |
79 * The "term", "cterm" and "gui" arguments can be any combination of the | |
80 * following names, separated by commas (but no spaces!). | |
81 */ | |
82 static char *(hl_name_table[]) = | |
205 | 83 {"bold", "standout", "underline", "undercurl", |
84 "italic", "reverse", "inverse", "NONE"}; | |
7 | 85 static int hl_attr_table[] = |
205 | 86 {HL_BOLD, HL_STANDOUT, HL_UNDERLINE, HL_UNDERCURL, HL_ITALIC, HL_INVERSE, HL_INVERSE, 0}; |
7 | 87 |
88 static int get_attr_entry __ARGS((garray_T *table, attrentry_T *aep)); | |
89 static void syn_unadd_group __ARGS((void)); | |
90 static void set_hl_attr __ARGS((int idx)); | |
91 static void highlight_list_one __ARGS((int id)); | |
92 static int highlight_list_arg __ARGS((int id, int didh, int type, int iarg, char_u *sarg, char *name)); | |
93 static int syn_add_group __ARGS((char_u *name)); | |
94 static int syn_list_header __ARGS((int did_header, int outlen, int id)); | |
95 static int hl_has_settings __ARGS((int idx, int check_link)); | |
96 static void highlight_clear __ARGS((int idx)); | |
97 | |
98 #ifdef FEAT_GUI | |
99 static void gui_do_one_color __ARGS((int idx, int do_menu, int do_tooltip)); | |
100 static int set_group_colors __ARGS((char_u *name, guicolor_T *fgp, guicolor_T *bgp, int do_menu, int use_norm, int do_tooltip)); | |
101 static guicolor_T color_name2handle __ARGS((char_u *name)); | |
102 static GuiFont font_name2handle __ARGS((char_u *name)); | |
103 # ifdef FEAT_XFONTSET | |
104 static GuiFontset fontset_name2handle __ARGS((char_u *name, int fixed_width)); | |
105 # endif | |
106 static void hl_do_font __ARGS((int idx, char_u *arg, int do_normal, int do_menu, int do_tooltip)); | |
107 #endif | |
108 | |
109 /* | |
110 * An attribute number is the index in attr_table plus ATTR_OFF. | |
111 */ | |
112 #define ATTR_OFF (HL_ALL + 1) | |
113 | |
114 #if defined(FEAT_SYN_HL) || defined(PROTO) | |
115 | |
116 #define SYN_NAMELEN 50 /* maximum length of a syntax name */ | |
117 | |
118 /* different types of offsets that are possible */ | |
119 #define SPO_MS_OFF 0 /* match start offset */ | |
120 #define SPO_ME_OFF 1 /* match end offset */ | |
121 #define SPO_HS_OFF 2 /* highl. start offset */ | |
122 #define SPO_HE_OFF 3 /* highl. end offset */ | |
123 #define SPO_RS_OFF 4 /* region start offset */ | |
124 #define SPO_RE_OFF 5 /* region end offset */ | |
125 #define SPO_LC_OFF 6 /* leading context offset */ | |
126 #define SPO_COUNT 7 | |
127 | |
128 static char *(spo_name_tab[SPO_COUNT]) = | |
129 {"ms=", "me=", "hs=", "he=", "rs=", "re=", "lc="}; | |
130 | |
131 /* | |
132 * The patterns that are being searched for are stored in a syn_pattern. | |
133 * A match item consists of one pattern. | |
134 * A start/end item consists of n start patterns and m end patterns. | |
135 * A start/skip/end item consists of n start patterns, one skip pattern and m | |
136 * end patterns. | |
137 * For the latter two, the patterns are always consecutive: start-skip-end. | |
138 * | |
139 * A character offset can be given for the matched text (_m_start and _m_end) | |
140 * and for the actually highlighted text (_h_start and _h_end). | |
141 */ | |
142 typedef struct syn_pattern | |
143 { | |
144 char sp_type; /* see SPTYPE_ defines below */ | |
145 char sp_syncing; /* this item used for syncing */ | |
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146 int sp_flags; /* see HL_ defines below */ |
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147 #ifdef FEAT_CONCEAL |
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148 int sp_cchar; /* conceal substitute character */ |
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149 #endif |
7 | 150 struct sp_syn sp_syn; /* struct passed to in_id_list() */ |
151 short sp_syn_match_id; /* highlight group ID of pattern */ | |
152 char_u *sp_pattern; /* regexp to match, pattern */ | |
153 regprog_T *sp_prog; /* regexp to match, program */ | |
154 int sp_ic; /* ignore-case flag for sp_prog */ | |
155 short sp_off_flags; /* see below */ | |
156 int sp_offsets[SPO_COUNT]; /* offsets */ | |
157 short *sp_cont_list; /* cont. group IDs, if non-zero */ | |
158 short *sp_next_list; /* next group IDs, if non-zero */ | |
159 int sp_sync_idx; /* sync item index (syncing only) */ | |
160 int sp_line_id; /* ID of last line where tried */ | |
161 int sp_startcol; /* next match in sp_line_id line */ | |
162 } synpat_T; | |
163 | |
164 /* The sp_off_flags are computed like this: | |
165 * offset from the start of the matched text: (1 << SPO_XX_OFF) | |
166 * offset from the end of the matched text: (1 << (SPO_XX_OFF + SPO_COUNT)) | |
167 * When both are present, only one is used. | |
168 */ | |
169 | |
170 #define SPTYPE_MATCH 1 /* match keyword with this group ID */ | |
171 #define SPTYPE_START 2 /* match a regexp, start of item */ | |
172 #define SPTYPE_END 3 /* match a regexp, end of item */ | |
173 #define SPTYPE_SKIP 4 /* match a regexp, skip within item */ | |
174 | |
175 | |
176 #define SYN_ITEMS(buf) ((synpat_T *)((buf)->b_syn_patterns.ga_data)) | |
177 | |
178 #define NONE_IDX -2 /* value of sp_sync_idx for "NONE" */ | |
179 | |
180 /* | |
181 * Flags for b_syn_sync_flags: | |
182 */ | |
183 #define SF_CCOMMENT 0x01 /* sync on a C-style comment */ | |
184 #define SF_MATCH 0x02 /* sync by matching a pattern */ | |
185 | |
186 #define SYN_STATE_P(ssp) ((bufstate_T *)((ssp)->ga_data)) | |
187 | |
188 #define MAXKEYWLEN 80 /* maximum length of a keyword */ | |
189 | |
190 /* | |
191 * The attributes of the syntax item that has been recognized. | |
192 */ | |
193 static int current_attr = 0; /* attr of current syntax word */ | |
194 #ifdef FEAT_EVAL | |
195 static int current_id = 0; /* ID of current char for syn_get_id() */ | |
2020 | 196 static int current_trans_id = 0; /* idem, transparency removed */ |
7 | 197 #endif |
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198 #ifdef FEAT_CONCEAL |
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199 static int current_flags = 0; |
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200 static int current_seqnr = 0; |
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201 static int current_sub_char = 0; |
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202 #endif |
7 | 203 |
221 | 204 typedef struct syn_cluster_S |
7 | 205 { |
206 char_u *scl_name; /* syntax cluster name */ | |
207 char_u *scl_name_u; /* uppercase of scl_name */ | |
208 short *scl_list; /* IDs in this syntax cluster */ | |
221 | 209 } syn_cluster_T; |
7 | 210 |
211 /* | |
212 * Methods of combining two clusters | |
213 */ | |
214 #define CLUSTER_REPLACE 1 /* replace first list with second */ | |
215 #define CLUSTER_ADD 2 /* add second list to first */ | |
216 #define CLUSTER_SUBTRACT 3 /* subtract second list from first */ | |
217 | |
221 | 218 #define SYN_CLSTR(buf) ((syn_cluster_T *)((buf)->b_syn_clusters.ga_data)) |
7 | 219 |
220 /* | |
221 * Syntax group IDs have different types: | |
222 * 0 - 9999 normal syntax groups | |
223 * 10000 - 14999 ALLBUT indicator (current_syn_inc_tag added) | |
224 * 15000 - 19999 TOP indicator (current_syn_inc_tag added) | |
225 * 20000 - 24999 CONTAINED indicator (current_syn_inc_tag added) | |
226 * >= 25000 cluster IDs (subtract SYNID_CLUSTER for the cluster ID) | |
227 */ | |
228 #define SYNID_ALLBUT 10000 /* syntax group ID for contains=ALLBUT */ | |
229 #define SYNID_TOP 15000 /* syntax group ID for contains=TOP */ | |
230 #define SYNID_CONTAINED 20000 /* syntax group ID for contains=CONTAINED */ | |
231 #define SYNID_CLUSTER 25000 /* first syntax group ID for clusters */ | |
232 | |
233 /* | |
234 * Annoying Hack(TM): ":syn include" needs this pointer to pass to | |
235 * expand_filename(). Most of the other syntax commands don't need it, so | |
236 * instead of passing it to them, we stow it here. | |
237 */ | |
238 static char_u **syn_cmdlinep; | |
239 | |
240 /* | |
241 * Another Annoying Hack(TM): To prevent rules from other ":syn include"'d | |
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242 * files from leaking into ALLBUT lists, we assign a unique ID to the |
7 | 243 * rules in each ":syn include"'d file. |
244 */ | |
245 static int current_syn_inc_tag = 0; | |
246 static int running_syn_inc_tag = 0; | |
247 | |
248 /* | |
134 | 249 * In a hashtable item "hi_key" points to "keyword" in a keyentry. |
250 * This avoids adding a pointer to the hashtable item. | |
251 * KE2HIKEY() converts a var pointer to a hashitem key pointer. | |
252 * HIKEY2KE() converts a hashitem key pointer to a var pointer. | |
253 * HI2KE() converts a hashitem pointer to a var pointer. | |
254 */ | |
255 static keyentry_T dumkey; | |
256 #define KE2HIKEY(kp) ((kp)->keyword) | |
257 #define HIKEY2KE(p) ((keyentry_T *)((p) - (dumkey.keyword - (char_u *)&dumkey))) | |
258 #define HI2KE(hi) HIKEY2KE((hi)->hi_key) | |
259 | |
260 /* | |
7 | 261 * To reduce the time spent in keepend(), remember at which level in the state |
262 * stack the first item with "keepend" is present. When "-1", there is no | |
263 * "keepend" on the stack. | |
264 */ | |
265 static int keepend_level = -1; | |
266 | |
267 /* | |
268 * For the current state we need to remember more than just the idx. | |
269 * When si_m_endpos.lnum is 0, the items other than si_idx are unknown. | |
270 * (The end positions have the column number of the next char) | |
271 */ | |
272 typedef struct state_item | |
273 { | |
1371 | 274 int si_idx; /* index of syntax pattern or |
275 KEYWORD_IDX */ | |
7 | 276 int si_id; /* highlight group ID for keywords */ |
2020 | 277 int si_trans_id; /* idem, transparency removed */ |
7 | 278 int si_m_lnum; /* lnum of the match */ |
279 int si_m_startcol; /* starting column of the match */ | |
280 lpos_T si_m_endpos; /* just after end posn of the match */ | |
281 lpos_T si_h_startpos; /* start position of the highlighting */ | |
282 lpos_T si_h_endpos; /* end position of the highlighting */ | |
283 lpos_T si_eoe_pos; /* end position of end pattern */ | |
284 int si_end_idx; /* group ID for end pattern or zero */ | |
285 int si_ends; /* if match ends before si_m_endpos */ | |
286 int si_attr; /* attributes in this state */ | |
287 long si_flags; /* HL_HAS_EOL flag in this state, and | |
288 * HL_SKIP* for si_next_list */ | |
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289 #ifdef FEAT_CONCEAL |
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290 int si_seqnr; /* sequence number */ |
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291 int si_cchar; /* substitution character for conceal */ |
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292 #endif |
7 | 293 short *si_cont_list; /* list of contained groups */ |
294 short *si_next_list; /* nextgroup IDs after this item ends */ | |
295 reg_extmatch_T *si_extmatch; /* \z(...\) matches from start | |
296 * pattern */ | |
297 } stateitem_T; | |
298 | |
299 #define KEYWORD_IDX -1 /* value of si_idx for keywords */ | |
300 #define ID_LIST_ALL (short *)-1 /* valid of si_cont_list for containing all | |
301 but contained groups */ | |
302 | |
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303 #ifdef FEAT_CONCEAL |
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304 static int next_seqnr = 0; /* value to use for si_seqnr */ |
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305 #endif |
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306 |
7 | 307 /* |
154 | 308 * Struct to reduce the number of arguments to get_syn_options(), it's used |
309 * very often. | |
310 */ | |
311 typedef struct | |
312 { | |
1222 | 313 int flags; /* flags for contained and transparent */ |
154 | 314 int keyword; /* TRUE for ":syn keyword" */ |
315 int *sync_idx; /* syntax item for "grouphere" argument, NULL | |
316 if not allowed */ | |
317 char has_cont_list; /* TRUE if "cont_list" can be used */ | |
318 short *cont_list; /* group IDs for "contains" argument */ | |
319 short *cont_in_list; /* group IDs for "containedin" argument */ | |
320 short *next_list; /* group IDs for "nextgroup" argument */ | |
321 } syn_opt_arg_T; | |
322 | |
323 /* | |
7 | 324 * The next possible match in the current line for any pattern is remembered, |
325 * to avoid having to try for a match in each column. | |
326 * If next_match_idx == -1, not tried (in this line) yet. | |
327 * If next_match_col == MAXCOL, no match found in this line. | |
328 * (All end positions have the column of the char after the end) | |
329 */ | |
330 static int next_match_col; /* column for start of next match */ | |
331 static lpos_T next_match_m_endpos; /* position for end of next match */ | |
332 static lpos_T next_match_h_startpos; /* pos. for highl. start of next match */ | |
333 static lpos_T next_match_h_endpos; /* pos. for highl. end of next match */ | |
334 static int next_match_idx; /* index of matched item */ | |
335 static long next_match_flags; /* flags for next match */ | |
336 static lpos_T next_match_eos_pos; /* end of start pattn (start region) */ | |
337 static lpos_T next_match_eoe_pos; /* pos. for end of end pattern */ | |
338 static int next_match_end_idx; /* ID of group for end pattn or zero */ | |
339 static reg_extmatch_T *next_match_extmatch = NULL; | |
340 | |
341 /* | |
342 * A state stack is an array of integers or stateitem_T, stored in a | |
343 * garray_T. A state stack is invalid if it's itemsize entry is zero. | |
344 */ | |
345 #define INVALID_STATE(ssp) ((ssp)->ga_itemsize == 0) | |
346 #define VALID_STATE(ssp) ((ssp)->ga_itemsize != 0) | |
347 | |
348 /* | |
349 * The current state (within the line) of the recognition engine. | |
350 * When current_state.ga_itemsize is 0 the current state is invalid. | |
351 */ | |
352 static win_T *syn_win; /* current window for highlighting */ | |
353 static buf_T *syn_buf; /* current buffer for highlighting */ | |
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354 static synblock_T *syn_block; /* current buffer for highlighting */ |
7 | 355 static linenr_T current_lnum = 0; /* lnum of current state */ |
356 static colnr_T current_col = 0; /* column of current state */ | |
357 static int current_state_stored = 0; /* TRUE if stored current state | |
358 * after setting current_finished */ | |
359 static int current_finished = 0; /* current line has been finished */ | |
360 static garray_T current_state /* current stack of state_items */ | |
361 = {0, 0, 0, 0, NULL}; | |
362 static short *current_next_list = NULL; /* when non-zero, nextgroup list */ | |
363 static int current_next_flags = 0; /* flags for current_next_list */ | |
364 static int current_line_id = 0; /* unique number for current line */ | |
365 | |
366 #define CUR_STATE(idx) ((stateitem_T *)(current_state.ga_data))[idx] | |
367 | |
368 static void syn_sync __ARGS((win_T *wp, linenr_T lnum, synstate_T *last_valid)); | |
369 static int syn_match_linecont __ARGS((linenr_T lnum)); | |
370 static void syn_start_line __ARGS((void)); | |
371 static void syn_update_ends __ARGS((int startofline)); | |
372 static void syn_stack_alloc __ARGS((void)); | |
373 static int syn_stack_cleanup __ARGS((void)); | |
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374 static void syn_stack_free_entry __ARGS((synblock_T *block, synstate_T *p)); |
7 | 375 static synstate_T *syn_stack_find_entry __ARGS((linenr_T lnum)); |
1512 | 376 static synstate_T *store_current_state __ARGS((void)); |
7 | 377 static void load_current_state __ARGS((synstate_T *from)); |
378 static void invalidate_current_state __ARGS((void)); | |
379 static int syn_stack_equal __ARGS((synstate_T *sp)); | |
380 static void validate_current_state __ARGS((void)); | |
381 static int syn_finish_line __ARGS((int syncing)); | |
1504 | 382 static int syn_current_attr __ARGS((int syncing, int displaying, int *can_spell, int keep_state)); |
7 | 383 static int did_match_already __ARGS((int idx, garray_T *gap)); |
384 static stateitem_T *push_next_match __ARGS((stateitem_T *cur_si)); | |
385 static void check_state_ends __ARGS((void)); | |
386 static void update_si_attr __ARGS((int idx)); | |
387 static void check_keepend __ARGS((void)); | |
388 static void update_si_end __ARGS((stateitem_T *sip, int startcol, int force)); | |
389 static short *copy_id_list __ARGS((short *list)); | |
390 static int in_id_list __ARGS((stateitem_T *item, short *cont_list, struct sp_syn *ssp, int contained)); | |
391 static int push_current_state __ARGS((int idx)); | |
392 static void pop_current_state __ARGS((void)); | |
393 | |
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394 static void syn_stack_apply_changes_block __ARGS((synblock_T *block, buf_T *buf)); |
7 | 395 static void find_endpos __ARGS((int idx, lpos_T *startpos, lpos_T *m_endpos, lpos_T *hl_endpos, long *flagsp, lpos_T *end_endpos, int *end_idx, reg_extmatch_T *start_ext)); |
396 static void clear_syn_state __ARGS((synstate_T *p)); | |
397 static void clear_current_state __ARGS((void)); | |
398 | |
399 static void limit_pos __ARGS((lpos_T *pos, lpos_T *limit)); | |
400 static void limit_pos_zero __ARGS((lpos_T *pos, lpos_T *limit)); | |
401 static void syn_add_end_off __ARGS((lpos_T *result, regmmatch_T *regmatch, synpat_T *spp, int idx, int extra)); | |
402 static void syn_add_start_off __ARGS((lpos_T *result, regmmatch_T *regmatch, synpat_T *spp, int idx, int extra)); | |
403 static char_u *syn_getcurline __ARGS((void)); | |
404 static int syn_regexec __ARGS((regmmatch_T *rmp, linenr_T lnum, colnr_T col)); | |
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405 static int check_keyword_id __ARGS((char_u *line, int startcol, int *endcol, long *flags, short **next_list, stateitem_T *cur_si, int *ccharp)); |
7 | 406 static void syn_cmd_case __ARGS((exarg_T *eap, int syncing)); |
419 | 407 static void syn_cmd_spell __ARGS((exarg_T *eap, int syncing)); |
7 | 408 static void syntax_sync_clear __ARGS((void)); |
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409 static void syn_remove_pattern __ARGS((synblock_T *block, int idx)); |
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410 static void syn_clear_pattern __ARGS((synblock_T *block, int i)); |
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411 static void syn_clear_cluster __ARGS((synblock_T *block, int i)); |
7 | 412 static void syn_cmd_clear __ARGS((exarg_T *eap, int syncing)); |
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413 static void syn_cmd_conceal __ARGS((exarg_T *eap, int syncing)); |
7 | 414 static void syn_clear_one __ARGS((int id, int syncing)); |
415 static void syn_cmd_on __ARGS((exarg_T *eap, int syncing)); | |
416 static void syn_cmd_enable __ARGS((exarg_T *eap, int syncing)); | |
417 static void syn_cmd_reset __ARGS((exarg_T *eap, int syncing)); | |
418 static void syn_cmd_manual __ARGS((exarg_T *eap, int syncing)); | |
419 static void syn_cmd_off __ARGS((exarg_T *eap, int syncing)); | |
420 static void syn_cmd_onoff __ARGS((exarg_T *eap, char *name)); | |
421 static void syn_cmd_list __ARGS((exarg_T *eap, int syncing)); | |
422 static void syn_lines_msg __ARGS((void)); | |
423 static void syn_match_msg __ARGS((void)); | |
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424 static void syn_stack_free_block __ARGS((synblock_T *block)); |
7 | 425 static void syn_list_one __ARGS((int id, int syncing, int link_only)); |
426 static void syn_list_cluster __ARGS((int id)); | |
427 static void put_id_list __ARGS((char_u *name, short *list, int attr)); | |
428 static void put_pattern __ARGS((char *s, int c, synpat_T *spp, int attr)); | |
134 | 429 static int syn_list_keywords __ARGS((int id, hashtab_T *ht, int did_header, int attr)); |
430 static void syn_clear_keyword __ARGS((int id, hashtab_T *ht)); | |
431 static void clear_keywtab __ARGS((hashtab_T *ht)); | |
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432 static void add_keyword __ARGS((char_u *name, int id, int flags, short *cont_in_list, short *next_list, int conceal_char)); |
7 | 433 static char_u *get_group_name __ARGS((char_u *arg, char_u **name_end)); |
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434 static char_u *get_syn_options __ARGS((char_u *arg, syn_opt_arg_T *opt, int *conceal_char)); |
7 | 435 static void syn_cmd_include __ARGS((exarg_T *eap, int syncing)); |
436 static void syn_cmd_keyword __ARGS((exarg_T *eap, int syncing)); | |
437 static void syn_cmd_match __ARGS((exarg_T *eap, int syncing)); | |
438 static void syn_cmd_region __ARGS((exarg_T *eap, int syncing)); | |
439 #ifdef __BORLANDC__ | |
440 static int _RTLENTRYF syn_compare_stub __ARGS((const void *v1, const void *v2)); | |
441 #else | |
442 static int syn_compare_stub __ARGS((const void *v1, const void *v2)); | |
443 #endif | |
444 static void syn_cmd_cluster __ARGS((exarg_T *eap, int syncing)); | |
445 static int syn_scl_name2id __ARGS((char_u *name)); | |
446 static int syn_scl_namen2id __ARGS((char_u *linep, int len)); | |
447 static int syn_check_cluster __ARGS((char_u *pp, int len)); | |
448 static int syn_add_cluster __ARGS((char_u *name)); | |
449 static void init_syn_patterns __ARGS((void)); | |
450 static char_u *get_syn_pattern __ARGS((char_u *arg, synpat_T *ci)); | |
451 static void syn_cmd_sync __ARGS((exarg_T *eap, int syncing)); | |
452 static int get_id_list __ARGS((char_u **arg, int keylen, short **list)); | |
453 static void syn_combine_list __ARGS((short **clstr1, short **clstr2, int list_op)); | |
454 static void syn_incl_toplevel __ARGS((int id, int *flagsp)); | |
455 | |
456 /* | |
457 * Start the syntax recognition for a line. This function is normally called | |
458 * from the screen updating, once for each displayed line. | |
459 * The buffer is remembered in syn_buf, because get_syntax_attr() doesn't get | |
460 * it. Careful: curbuf and curwin are likely to point to another buffer and | |
461 * window. | |
462 */ | |
463 void | |
464 syntax_start(wp, lnum) | |
465 win_T *wp; | |
466 linenr_T lnum; | |
467 { | |
468 synstate_T *p; | |
469 synstate_T *last_valid = NULL; | |
470 synstate_T *last_min_valid = NULL; | |
1512 | 471 synstate_T *sp, *prev = NULL; |
7 | 472 linenr_T parsed_lnum; |
473 linenr_T first_stored; | |
474 int dist; | |
26 | 475 static int changedtick = 0; /* remember the last change ID */ |
7 | 476 |
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477 #ifdef FEAT_CONCEAL |
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478 current_sub_char = NUL; |
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479 #endif |
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480 |
7 | 481 /* |
482 * After switching buffers, invalidate current_state. | |
26 | 483 * Also do this when a change was made, the current state may be invalid |
484 * then. | |
7 | 485 */ |
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486 if (syn_block != wp->w_s || changedtick != syn_buf->b_changedtick) |
7 | 487 { |
488 invalidate_current_state(); | |
489 syn_buf = wp->w_buffer; | |
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490 syn_block = wp->w_s; |
7 | 491 } |
26 | 492 changedtick = syn_buf->b_changedtick; |
7 | 493 syn_win = wp; |
494 | |
495 /* | |
496 * Allocate syntax stack when needed. | |
497 */ | |
498 syn_stack_alloc(); | |
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499 if (syn_block->b_sst_array == NULL) |
410 | 500 return; /* out of memory */ |
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501 syn_block->b_sst_lasttick = display_tick; |
7 | 502 |
503 /* | |
504 * If the state of the end of the previous line is useful, store it. | |
505 */ | |
506 if (VALID_STATE(¤t_state) | |
507 && current_lnum < lnum | |
508 && current_lnum < syn_buf->b_ml.ml_line_count) | |
509 { | |
510 (void)syn_finish_line(FALSE); | |
511 if (!current_state_stored) | |
512 { | |
513 ++current_lnum; | |
1512 | 514 (void)store_current_state(); |
7 | 515 } |
516 | |
517 /* | |
518 * If the current_lnum is now the same as "lnum", keep the current | |
519 * state (this happens very often!). Otherwise invalidate | |
520 * current_state and figure it out below. | |
521 */ | |
522 if (current_lnum != lnum) | |
523 invalidate_current_state(); | |
524 } | |
525 else | |
526 invalidate_current_state(); | |
527 | |
528 /* | |
529 * Try to synchronize from a saved state in b_sst_array[]. | |
530 * Only do this if lnum is not before and not to far beyond a saved state. | |
531 */ | |
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532 if (INVALID_STATE(¤t_state) && syn_block->b_sst_array != NULL) |
7 | 533 { |
534 /* Find last valid saved state before start_lnum. */ | |
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535 for (p = syn_block->b_sst_first; p != NULL; p = p->sst_next) |
7 | 536 { |
537 if (p->sst_lnum > lnum) | |
538 break; | |
539 if (p->sst_lnum <= lnum && p->sst_change_lnum == 0) | |
540 { | |
541 last_valid = p; | |
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542 if (p->sst_lnum >= lnum - syn_block->b_syn_sync_minlines) |
7 | 543 last_min_valid = p; |
544 } | |
545 } | |
546 if (last_min_valid != NULL) | |
547 load_current_state(last_min_valid); | |
548 } | |
549 | |
550 /* | |
551 * If "lnum" is before or far beyond a line with a saved state, need to | |
552 * re-synchronize. | |
553 */ | |
554 if (INVALID_STATE(¤t_state)) | |
555 { | |
556 syn_sync(wp, lnum, last_valid); | |
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557 first_stored = current_lnum + syn_block->b_syn_sync_minlines; |
7 | 558 } |
559 else | |
560 first_stored = current_lnum; | |
561 | |
562 /* | |
563 * Advance from the sync point or saved state until the current line. | |
564 * Save some entries for syncing with later on. | |
565 */ | |
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566 if (syn_block->b_sst_len <= Rows) |
819 | 567 dist = 999999; |
568 else | |
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569 dist = syn_buf->b_ml.ml_line_count / (syn_block->b_sst_len - Rows) + 1; |
7 | 570 while (current_lnum < lnum) |
571 { | |
572 syn_start_line(); | |
573 (void)syn_finish_line(FALSE); | |
574 ++current_lnum; | |
575 | |
576 /* If we parsed at least "minlines" lines or started at a valid | |
577 * state, the current state is considered valid. */ | |
578 if (current_lnum >= first_stored) | |
579 { | |
580 /* Check if the saved state entry is for the current line and is | |
581 * equal to the current state. If so, then validate all saved | |
582 * states that depended on a change before the parsed line. */ | |
583 if (prev == NULL) | |
1512 | 584 prev = syn_stack_find_entry(current_lnum - 1); |
585 if (prev == NULL) | |
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586 sp = syn_block->b_sst_first; |
7 | 587 else |
1512 | 588 sp = prev; |
589 while (sp != NULL && sp->sst_lnum < current_lnum) | |
590 sp = sp->sst_next; | |
7 | 591 if (sp != NULL |
592 && sp->sst_lnum == current_lnum | |
593 && syn_stack_equal(sp)) | |
594 { | |
595 parsed_lnum = current_lnum; | |
596 prev = sp; | |
597 while (sp != NULL && sp->sst_change_lnum <= parsed_lnum) | |
598 { | |
599 if (sp->sst_lnum <= lnum) | |
600 /* valid state before desired line, use this one */ | |
601 prev = sp; | |
602 else if (sp->sst_change_lnum == 0) | |
603 /* past saved states depending on change, break here. */ | |
604 break; | |
605 sp->sst_change_lnum = 0; | |
606 sp = sp->sst_next; | |
607 } | |
608 load_current_state(prev); | |
609 } | |
610 /* Store the state at this line when it's the first one, the line | |
611 * where we start parsing, or some distance from the previously | |
612 * saved state. But only when parsed at least 'minlines'. */ | |
613 else if (prev == NULL | |
614 || current_lnum == lnum | |
615 || current_lnum >= prev->sst_lnum + dist) | |
1512 | 616 prev = store_current_state(); |
7 | 617 } |
618 | |
619 /* This can take a long time: break when CTRL-C pressed. The current | |
620 * state will be wrong then. */ | |
621 line_breakcheck(); | |
622 if (got_int) | |
623 { | |
624 current_lnum = lnum; | |
625 break; | |
626 } | |
627 } | |
628 | |
629 syn_start_line(); | |
630 } | |
631 | |
632 /* | |
633 * We cannot simply discard growarrays full of state_items or buf_states; we | |
634 * have to manually release their extmatch pointers first. | |
635 */ | |
636 static void | |
637 clear_syn_state(p) | |
638 synstate_T *p; | |
639 { | |
640 int i; | |
641 garray_T *gap; | |
642 | |
643 if (p->sst_stacksize > SST_FIX_STATES) | |
644 { | |
645 gap = &(p->sst_union.sst_ga); | |
646 for (i = 0; i < gap->ga_len; i++) | |
647 unref_extmatch(SYN_STATE_P(gap)[i].bs_extmatch); | |
648 ga_clear(gap); | |
649 } | |
650 else | |
651 { | |
652 for (i = 0; i < p->sst_stacksize; i++) | |
653 unref_extmatch(p->sst_union.sst_stack[i].bs_extmatch); | |
654 } | |
655 } | |
656 | |
657 /* | |
658 * Cleanup the current_state stack. | |
659 */ | |
660 static void | |
661 clear_current_state() | |
662 { | |
663 int i; | |
664 stateitem_T *sip; | |
665 | |
666 sip = (stateitem_T *)(current_state.ga_data); | |
667 for (i = 0; i < current_state.ga_len; i++) | |
668 unref_extmatch(sip[i].si_extmatch); | |
669 ga_clear(¤t_state); | |
670 } | |
671 | |
672 /* | |
673 * Try to find a synchronisation point for line "lnum". | |
674 * | |
675 * This sets current_lnum and the current state. One of three methods is | |
676 * used: | |
677 * 1. Search backwards for the end of a C-comment. | |
678 * 2. Search backwards for given sync patterns. | |
679 * 3. Simply start on a given number of lines above "lnum". | |
680 */ | |
681 static void | |
682 syn_sync(wp, start_lnum, last_valid) | |
683 win_T *wp; | |
684 linenr_T start_lnum; | |
685 synstate_T *last_valid; | |
686 { | |
687 buf_T *curbuf_save; | |
688 win_T *curwin_save; | |
689 pos_T cursor_save; | |
690 int idx; | |
691 linenr_T lnum; | |
692 linenr_T end_lnum; | |
693 linenr_T break_lnum; | |
694 int had_sync_point; | |
695 stateitem_T *cur_si; | |
696 synpat_T *spp; | |
697 char_u *line; | |
698 int found_flags = 0; | |
699 int found_match_idx = 0; | |
700 linenr_T found_current_lnum = 0; | |
701 int found_current_col= 0; | |
702 lpos_T found_m_endpos; | |
442 | 703 colnr_T prev_current_col; |
7 | 704 |
705 /* | |
706 * Clear any current state that might be hanging around. | |
707 */ | |
708 invalidate_current_state(); | |
709 | |
710 /* | |
711 * Start at least "minlines" back. Default starting point for parsing is | |
712 * there. | |
713 * Start further back, to avoid that scrolling backwards will result in | |
714 * resyncing for every line. Now it resyncs only one out of N lines, | |
715 * where N is minlines * 1.5, or minlines * 2 if minlines is small. | |
716 * Watch out for overflow when minlines is MAXLNUM. | |
717 */ | |
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718 if (syn_block->b_syn_sync_minlines > start_lnum) |
7 | 719 start_lnum = 1; |
720 else | |
721 { | |
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722 if (syn_block->b_syn_sync_minlines == 1) |
7 | 723 lnum = 1; |
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724 else if (syn_block->b_syn_sync_minlines < 10) |
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725 lnum = syn_block->b_syn_sync_minlines * 2; |
7 | 726 else |
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727 lnum = syn_block->b_syn_sync_minlines * 3 / 2; |
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728 if (syn_block->b_syn_sync_maxlines != 0 |
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729 && lnum > syn_block->b_syn_sync_maxlines) |
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730 lnum = syn_block->b_syn_sync_maxlines; |
7 | 731 if (lnum >= start_lnum) |
732 start_lnum = 1; | |
733 else | |
734 start_lnum -= lnum; | |
735 } | |
736 current_lnum = start_lnum; | |
737 | |
738 /* | |
739 * 1. Search backwards for the end of a C-style comment. | |
740 */ | |
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741 if (syn_block->b_syn_sync_flags & SF_CCOMMENT) |
7 | 742 { |
743 /* Need to make syn_buf the current buffer for a moment, to be able to | |
744 * use find_start_comment(). */ | |
745 curwin_save = curwin; | |
746 curwin = wp; | |
747 curbuf_save = curbuf; | |
748 curbuf = syn_buf; | |
749 | |
750 /* | |
751 * Skip lines that end in a backslash. | |
752 */ | |
753 for ( ; start_lnum > 1; --start_lnum) | |
754 { | |
755 line = ml_get(start_lnum - 1); | |
756 if (*line == NUL || *(line + STRLEN(line) - 1) != '\\') | |
757 break; | |
758 } | |
759 current_lnum = start_lnum; | |
760 | |
761 /* set cursor to start of search */ | |
762 cursor_save = wp->w_cursor; | |
763 wp->w_cursor.lnum = start_lnum; | |
764 wp->w_cursor.col = 0; | |
765 | |
766 /* | |
767 * If the line is inside a comment, need to find the syntax item that | |
768 * defines the comment. | |
769 * Restrict the search for the end of a comment to b_syn_sync_maxlines. | |
770 */ | |
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771 if (find_start_comment((int)syn_block->b_syn_sync_maxlines) != NULL) |
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772 { |
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773 for (idx = syn_block->b_syn_patterns.ga_len; --idx >= 0; ) |
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774 if (SYN_ITEMS(syn_block)[idx].sp_syn.id |
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775 == syn_block->b_syn_sync_id |
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776 && SYN_ITEMS(syn_block)[idx].sp_type == SPTYPE_START) |
7 | 777 { |
778 validate_current_state(); | |
779 if (push_current_state(idx) == OK) | |
780 update_si_attr(current_state.ga_len - 1); | |
781 break; | |
782 } | |
783 } | |
784 | |
785 /* restore cursor and buffer */ | |
786 wp->w_cursor = cursor_save; | |
787 curwin = curwin_save; | |
788 curbuf = curbuf_save; | |
789 } | |
790 | |
791 /* | |
792 * 2. Search backwards for given sync patterns. | |
793 */ | |
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794 else if (syn_block->b_syn_sync_flags & SF_MATCH) |
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795 { |
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796 if (syn_block->b_syn_sync_maxlines != 0 |
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797 && start_lnum > syn_block->b_syn_sync_maxlines) |
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798 break_lnum = start_lnum - syn_block->b_syn_sync_maxlines; |
7 | 799 else |
800 break_lnum = 0; | |
801 | |
699 | 802 found_m_endpos.lnum = 0; |
803 found_m_endpos.col = 0; | |
7 | 804 end_lnum = start_lnum; |
805 lnum = start_lnum; | |
806 while (--lnum > break_lnum) | |
807 { | |
808 /* This can take a long time: break when CTRL-C pressed. */ | |
809 line_breakcheck(); | |
810 if (got_int) | |
811 { | |
812 invalidate_current_state(); | |
813 current_lnum = start_lnum; | |
814 break; | |
815 } | |
816 | |
817 /* Check if we have run into a valid saved state stack now. */ | |
818 if (last_valid != NULL && lnum == last_valid->sst_lnum) | |
819 { | |
820 load_current_state(last_valid); | |
821 break; | |
822 } | |
823 | |
824 /* | |
825 * Check if the previous line has the line-continuation pattern. | |
826 */ | |
827 if (lnum > 1 && syn_match_linecont(lnum - 1)) | |
828 continue; | |
829 | |
830 /* | |
831 * Start with nothing on the state stack | |
832 */ | |
833 validate_current_state(); | |
834 | |
835 for (current_lnum = lnum; current_lnum < end_lnum; ++current_lnum) | |
836 { | |
837 syn_start_line(); | |
838 for (;;) | |
839 { | |
840 had_sync_point = syn_finish_line(TRUE); | |
841 /* | |
842 * When a sync point has been found, remember where, and | |
843 * continue to look for another one, further on in the line. | |
844 */ | |
845 if (had_sync_point && current_state.ga_len) | |
846 { | |
847 cur_si = &CUR_STATE(current_state.ga_len - 1); | |
848 if (cur_si->si_m_endpos.lnum > start_lnum) | |
849 { | |
850 /* ignore match that goes to after where started */ | |
851 current_lnum = end_lnum; | |
852 break; | |
853 } | |
1371 | 854 if (cur_si->si_idx < 0) |
855 { | |
856 /* Cannot happen? */ | |
857 found_flags = 0; | |
858 found_match_idx = KEYWORD_IDX; | |
859 } | |
860 else | |
861 { | |
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862 spp = &(SYN_ITEMS(syn_block)[cur_si->si_idx]); |
1371 | 863 found_flags = spp->sp_flags; |
864 found_match_idx = spp->sp_sync_idx; | |
865 } | |
7 | 866 found_current_lnum = current_lnum; |
867 found_current_col = current_col; | |
868 found_m_endpos = cur_si->si_m_endpos; | |
869 /* | |
870 * Continue after the match (be aware of a zero-length | |
871 * match). | |
872 */ | |
873 if (found_m_endpos.lnum > current_lnum) | |
874 { | |
875 current_lnum = found_m_endpos.lnum; | |
876 current_col = found_m_endpos.col; | |
877 if (current_lnum >= end_lnum) | |
878 break; | |
879 } | |
880 else if (found_m_endpos.col > current_col) | |
881 current_col = found_m_endpos.col; | |
882 else | |
883 ++current_col; | |
884 | |
885 /* syn_current_attr() will have skipped the check for | |
442 | 886 * an item that ends here, need to do that now. Be |
887 * careful not to go past the NUL. */ | |
888 prev_current_col = current_col; | |
889 if (syn_getcurline()[current_col] != NUL) | |
890 ++current_col; | |
7 | 891 check_state_ends(); |
442 | 892 current_col = prev_current_col; |
7 | 893 } |
894 else | |
895 break; | |
896 } | |
897 } | |
898 | |
899 /* | |
900 * If a sync point was encountered, break here. | |
901 */ | |
902 if (found_flags) | |
903 { | |
904 /* | |
905 * Put the item that was specified by the sync point on the | |
906 * state stack. If there was no item specified, make the | |
907 * state stack empty. | |
908 */ | |
909 clear_current_state(); | |
910 if (found_match_idx >= 0 | |
911 && push_current_state(found_match_idx) == OK) | |
912 update_si_attr(current_state.ga_len - 1); | |
913 | |
914 /* | |
915 * When using "grouphere", continue from the sync point | |
916 * match, until the end of the line. Parsing starts at | |
917 * the next line. | |
918 * For "groupthere" the parsing starts at start_lnum. | |
919 */ | |
920 if (found_flags & HL_SYNC_HERE) | |
921 { | |
922 if (current_state.ga_len) | |
923 { | |
924 cur_si = &CUR_STATE(current_state.ga_len - 1); | |
925 cur_si->si_h_startpos.lnum = found_current_lnum; | |
926 cur_si->si_h_startpos.col = found_current_col; | |
927 update_si_end(cur_si, (int)current_col, TRUE); | |
928 check_keepend(); | |
929 } | |
930 current_col = found_m_endpos.col; | |
931 current_lnum = found_m_endpos.lnum; | |
932 (void)syn_finish_line(FALSE); | |
933 ++current_lnum; | |
934 } | |
935 else | |
936 current_lnum = start_lnum; | |
937 | |
938 break; | |
939 } | |
940 | |
941 end_lnum = lnum; | |
942 invalidate_current_state(); | |
943 } | |
944 | |
945 /* Ran into start of the file or exceeded maximum number of lines */ | |
946 if (lnum <= break_lnum) | |
947 { | |
948 invalidate_current_state(); | |
949 current_lnum = break_lnum + 1; | |
950 } | |
951 } | |
952 | |
953 validate_current_state(); | |
954 } | |
955 | |
956 /* | |
957 * Return TRUE if the line-continuation pattern matches in line "lnum". | |
958 */ | |
959 static int | |
960 syn_match_linecont(lnum) | |
961 linenr_T lnum; | |
962 { | |
963 regmmatch_T regmatch; | |
964 | |
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965 if (syn_block->b_syn_linecont_prog != NULL) |
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966 { |
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967 regmatch.rmm_ic = syn_block->b_syn_linecont_ic; |
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968 regmatch.regprog = syn_block->b_syn_linecont_prog; |
7 | 969 return syn_regexec(®match, lnum, (colnr_T)0); |
970 } | |
971 return FALSE; | |
972 } | |
973 | |
974 /* | |
975 * Prepare the current state for the start of a line. | |
976 */ | |
977 static void | |
978 syn_start_line() | |
979 { | |
980 current_finished = FALSE; | |
981 current_col = 0; | |
982 | |
983 /* | |
984 * Need to update the end of a start/skip/end that continues from the | |
985 * previous line and regions that have "keepend". | |
986 */ | |
987 if (current_state.ga_len > 0) | |
988 syn_update_ends(TRUE); | |
989 | |
990 next_match_idx = -1; | |
991 ++current_line_id; | |
992 } | |
993 | |
994 /* | |
995 * Check for items in the stack that need their end updated. | |
996 * When "startofline" is TRUE the last item is always updated. | |
997 * When "startofline" is FALSE the item with "keepend" is forcefully updated. | |
998 */ | |
999 static void | |
1000 syn_update_ends(startofline) | |
1001 int startofline; | |
1002 { | |
1003 stateitem_T *cur_si; | |
1004 int i; | |
991 | 1005 int seen_keepend; |
7 | 1006 |
1007 if (startofline) | |
1008 { | |
1009 /* Check for a match carried over from a previous line with a | |
1010 * contained region. The match ends as soon as the region ends. */ | |
1011 for (i = 0; i < current_state.ga_len; ++i) | |
1012 { | |
1013 cur_si = &CUR_STATE(i); | |
1014 if (cur_si->si_idx >= 0 | |
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1015 && (SYN_ITEMS(syn_block)[cur_si->si_idx]).sp_type |
7 | 1016 == SPTYPE_MATCH |
1017 && cur_si->si_m_endpos.lnum < current_lnum) | |
1018 { | |
1019 cur_si->si_flags |= HL_MATCHCONT; | |
1020 cur_si->si_m_endpos.lnum = 0; | |
1021 cur_si->si_m_endpos.col = 0; | |
1022 cur_si->si_h_endpos = cur_si->si_m_endpos; | |
1023 cur_si->si_ends = TRUE; | |
1024 } | |
1025 } | |
1026 } | |
1027 | |
1028 /* | |
1029 * Need to update the end of a start/skip/end that continues from the | |
1030 * previous line. And regions that have "keepend", because they may | |
991 | 1031 * influence contained items. If we've just removed "extend" |
1032 * (startofline == 0) then we should update ends of normal regions | |
1033 * contained inside "keepend" because "extend" could have extended | |
1034 * these "keepend" regions as well as contained normal regions. | |
7 | 1035 * Then check for items ending in column 0. |
1036 */ | |
1037 i = current_state.ga_len - 1; | |
1038 if (keepend_level >= 0) | |
1039 for ( ; i > keepend_level; --i) | |
1040 if (CUR_STATE(i).si_flags & HL_EXTEND) | |
1041 break; | |
991 | 1042 |
1043 seen_keepend = FALSE; | |
7 | 1044 for ( ; i < current_state.ga_len; ++i) |
1045 { | |
1046 cur_si = &CUR_STATE(i); | |
1047 if ((cur_si->si_flags & HL_KEEPEND) | |
991 | 1048 || (seen_keepend && !startofline) |
7 | 1049 || (i == current_state.ga_len - 1 && startofline)) |
1050 { | |
1051 cur_si->si_h_startpos.col = 0; /* start highl. in col 0 */ | |
1052 cur_si->si_h_startpos.lnum = current_lnum; | |
1053 | |
1054 if (!(cur_si->si_flags & HL_MATCHCONT)) | |
1055 update_si_end(cur_si, (int)current_col, !startofline); | |
991 | 1056 |
1057 if (!startofline && (cur_si->si_flags & HL_KEEPEND)) | |
1058 seen_keepend = TRUE; | |
7 | 1059 } |
1060 } | |
1061 check_keepend(); | |
1062 check_state_ends(); | |
1063 } | |
1064 | |
1065 /**************************************** | |
1066 * Handling of the state stack cache. | |
1067 */ | |
1068 | |
1069 /* | |
1070 * EXPLANATION OF THE SYNTAX STATE STACK CACHE | |
1071 * | |
1072 * To speed up syntax highlighting, the state stack for the start of some | |
1073 * lines is cached. These entries can be used to start parsing at that point. | |
1074 * | |
1075 * The stack is kept in b_sst_array[] for each buffer. There is a list of | |
1076 * valid entries. b_sst_first points to the first one, then follow sst_next. | |
1077 * The entries are sorted on line number. The first entry is often for line 2 | |
1078 * (line 1 always starts with an empty stack). | |
1079 * There is also a list for free entries. This construction is used to avoid | |
1080 * having to allocate and free memory blocks too often. | |
1081 * | |
1082 * When making changes to the buffer, this is logged in b_mod_*. When calling | |
1083 * update_screen() to update the display, it will call | |
1084 * syn_stack_apply_changes() for each displayed buffer to adjust the cached | |
1085 * entries. The entries which are inside the changed area are removed, | |
1086 * because they must be recomputed. Entries below the changed have their line | |
1087 * number adjusted for deleted/inserted lines, and have their sst_change_lnum | |
1088 * set to indicate that a check must be made if the changed lines would change | |
1089 * the cached entry. | |
1090 * | |
1091 * When later displaying lines, an entry is stored for each line. Displayed | |
1092 * lines are likely to be displayed again, in which case the state at the | |
1093 * start of the line is needed. | |
1094 * For not displayed lines, an entry is stored for every so many lines. These | |
1095 * entries will be used e.g., when scrolling backwards. The distance between | |
1096 * entries depends on the number of lines in the buffer. For small buffers | |
1097 * the distance is fixed at SST_DIST, for large buffers there is a fixed | |
1098 * number of entries SST_MAX_ENTRIES, and the distance is computed. | |
1099 */ | |
1100 | |
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1101 static void |
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1102 syn_stack_free_block(block) |
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1103 synblock_T *block; |
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1104 { |
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1105 synstate_T *p; |
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1106 |
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1107 if (block->b_sst_array != NULL) |
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1108 { |
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1109 for (p = block->b_sst_first; p != NULL; p = p->sst_next) |
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1110 clear_syn_state(p); |
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1111 vim_free(block->b_sst_array); |
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1112 block->b_sst_array = NULL; |
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1113 block->b_sst_len = 0; |
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1114 } |
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1115 } |
7 | 1116 /* |
1117 * Free b_sst_array[] for buffer "buf". | |
1118 * Used when syntax items changed to force resyncing everywhere. | |
1119 */ | |
1120 void | |
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1121 syn_stack_free_all(block) |
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1122 synblock_T *block; |
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1123 { |
7 | 1124 win_T *wp; |
1125 | |
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1126 syn_stack_free_block(block); |
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1127 |
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1128 |
7 | 1129 #ifdef FEAT_FOLDING |
1130 /* When using "syntax" fold method, must update all folds. */ | |
1131 FOR_ALL_WINDOWS(wp) | |
1132 { | |
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1133 if (wp->w_s == block && foldmethodIsSyntax(wp)) |
7 | 1134 foldUpdateAll(wp); |
1135 } | |
1136 #endif | |
1137 } | |
1138 | |
1139 /* | |
1140 * Allocate the syntax state stack for syn_buf when needed. | |
1141 * If the number of entries in b_sst_array[] is much too big or a bit too | |
1142 * small, reallocate it. | |
1143 * Also used to allocate b_sst_array[] for the first time. | |
1144 */ | |
1145 static void | |
1146 syn_stack_alloc() | |
1147 { | |
1148 long len; | |
1149 synstate_T *to, *from; | |
1150 synstate_T *sstp; | |
1151 | |
1152 len = syn_buf->b_ml.ml_line_count / SST_DIST + Rows * 2; | |
1153 if (len < SST_MIN_ENTRIES) | |
1154 len = SST_MIN_ENTRIES; | |
1155 else if (len > SST_MAX_ENTRIES) | |
1156 len = SST_MAX_ENTRIES; | |
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1157 if (syn_block->b_sst_len > len * 2 || syn_block->b_sst_len < len) |
7 | 1158 { |
1159 /* Allocate 50% too much, to avoid reallocating too often. */ | |
1160 len = syn_buf->b_ml.ml_line_count; | |
1161 len = (len + len / 2) / SST_DIST + Rows * 2; | |
1162 if (len < SST_MIN_ENTRIES) | |
1163 len = SST_MIN_ENTRIES; | |
1164 else if (len > SST_MAX_ENTRIES) | |
1165 len = SST_MAX_ENTRIES; | |
1166 | |
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1167 if (syn_block->b_sst_array != NULL) |
7 | 1168 { |
1169 /* When shrinking the array, cleanup the existing stack. | |
1170 * Make sure that all valid entries fit in the new array. */ | |
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1171 while (syn_block->b_sst_len - syn_block->b_sst_freecount + 2 > len |
7 | 1172 && syn_stack_cleanup()) |
1173 ; | |
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1174 if (len < syn_block->b_sst_len - syn_block->b_sst_freecount + 2) |
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1175 len = syn_block->b_sst_len - syn_block->b_sst_freecount + 2; |
7 | 1176 } |
1177 | |
1178 sstp = (synstate_T *)alloc_clear((unsigned)(len * sizeof(synstate_T))); | |
1179 if (sstp == NULL) /* out of memory! */ | |
1180 return; | |
1181 | |
1182 to = sstp - 1; | |
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1183 if (syn_block->b_sst_array != NULL) |
7 | 1184 { |
1185 /* Move the states from the old array to the new one. */ | |
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1186 for (from = syn_block->b_sst_first; from != NULL; |
7 | 1187 from = from->sst_next) |
1188 { | |
1189 ++to; | |
1190 *to = *from; | |
1191 to->sst_next = to + 1; | |
1192 } | |
1193 } | |
1194 if (to != sstp - 1) | |
1195 { | |
1196 to->sst_next = NULL; | |
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1197 syn_block->b_sst_first = sstp; |
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1198 syn_block->b_sst_freecount = len - (int)(to - sstp) - 1; |
7 | 1199 } |
1200 else | |
1201 { | |
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1202 syn_block->b_sst_first = NULL; |
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1203 syn_block->b_sst_freecount = len; |
7 | 1204 } |
1205 | |
1206 /* Create the list of free entries. */ | |
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1207 syn_block->b_sst_firstfree = to + 1; |
7 | 1208 while (++to < sstp + len) |
1209 to->sst_next = to + 1; | |
1210 (sstp + len - 1)->sst_next = NULL; | |
1211 | |
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1212 vim_free(syn_block->b_sst_array); |
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1213 syn_block->b_sst_array = sstp; |
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1214 syn_block->b_sst_len = len; |
7 | 1215 } |
1216 } | |
1217 | |
1218 /* | |
1219 * Check for changes in a buffer to affect stored syntax states. Uses the | |
1220 * b_mod_* fields. | |
1221 * Called from update_screen(), before screen is being updated, once for each | |
1222 * displayed buffer. | |
1223 */ | |
1224 void | |
1225 syn_stack_apply_changes(buf) | |
1226 buf_T *buf; | |
1227 { | |
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1228 win_T *wp; |
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1229 |
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1230 syn_stack_apply_changes_block(&buf->b_s, buf); |
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1231 |
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1232 FOR_ALL_WINDOWS(wp) |
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1233 { |
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1234 if ((wp->w_buffer == buf) && (wp->w_s != &buf->b_s)) |
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1235 syn_stack_apply_changes_block(wp->w_s, buf); |
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1236 } |
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1237 } |
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1238 |
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1239 static void |
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1240 syn_stack_apply_changes_block(block, buf) |
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1241 synblock_T *block; |
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1242 buf_T *buf; |
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1243 { |
7 | 1244 synstate_T *p, *prev, *np; |
1245 linenr_T n; | |
1246 | |
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1247 if (block->b_sst_array == NULL) /* nothing to do */ |
7 | 1248 return; |
1249 | |
1250 prev = NULL; | |
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1251 for (p = block->b_sst_first; p != NULL; ) |
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1252 { |
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1253 if (p->sst_lnum + block->b_syn_sync_linebreaks > buf->b_mod_top) |
7 | 1254 { |
1255 n = p->sst_lnum + buf->b_mod_xlines; | |
1256 if (n <= buf->b_mod_bot) | |
1257 { | |
1258 /* this state is inside the changed area, remove it */ | |
1259 np = p->sst_next; | |
1260 if (prev == NULL) | |
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1261 block->b_sst_first = np; |
7 | 1262 else |
1263 prev->sst_next = np; | |
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1264 syn_stack_free_entry(block, p); |
7 | 1265 p = np; |
1266 continue; | |
1267 } | |
1268 /* This state is below the changed area. Remember the line | |
1269 * that needs to be parsed before this entry can be made valid | |
1270 * again. */ | |
1271 if (p->sst_change_lnum != 0 && p->sst_change_lnum > buf->b_mod_top) | |
1272 { | |
1273 if (p->sst_change_lnum + buf->b_mod_xlines > buf->b_mod_top) | |
1274 p->sst_change_lnum += buf->b_mod_xlines; | |
1275 else | |
1276 p->sst_change_lnum = buf->b_mod_top; | |
1277 } | |
1278 if (p->sst_change_lnum == 0 | |
1279 || p->sst_change_lnum < buf->b_mod_bot) | |
1280 p->sst_change_lnum = buf->b_mod_bot; | |
1281 | |
1282 p->sst_lnum = n; | |
1283 } | |
1284 prev = p; | |
1285 p = p->sst_next; | |
1286 } | |
1287 } | |
1288 | |
1289 /* | |
1290 * Reduce the number of entries in the state stack for syn_buf. | |
1291 * Returns TRUE if at least one entry was freed. | |
1292 */ | |
1293 static int | |
1294 syn_stack_cleanup() | |
1295 { | |
1296 synstate_T *p, *prev; | |
1297 disptick_T tick; | |
1298 int above; | |
1299 int dist; | |
1300 int retval = FALSE; | |
1301 | |
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1302 if (syn_block->b_sst_array == NULL || syn_block->b_sst_first == NULL) |
7 | 1303 return retval; |
1304 | |
1305 /* Compute normal distance between non-displayed entries. */ | |
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1306 if (syn_block->b_sst_len <= Rows) |
819 | 1307 dist = 999999; |
1308 else | |
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1309 dist = syn_buf->b_ml.ml_line_count / (syn_block->b_sst_len - Rows) + 1; |
7 | 1310 |
1311 /* | |
2020 | 1312 * Go through the list to find the "tick" for the oldest entry that can |
7 | 1313 * be removed. Set "above" when the "tick" for the oldest entry is above |
1314 * "b_sst_lasttick" (the display tick wraps around). | |
1315 */ | |
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1316 tick = syn_block->b_sst_lasttick; |
7 | 1317 above = FALSE; |
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1318 prev = syn_block->b_sst_first; |
7 | 1319 for (p = prev->sst_next; p != NULL; prev = p, p = p->sst_next) |
1320 { | |
1321 if (prev->sst_lnum + dist > p->sst_lnum) | |
1322 { | |
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1323 if (p->sst_tick > syn_block->b_sst_lasttick) |
7 | 1324 { |
1325 if (!above || p->sst_tick < tick) | |
1326 tick = p->sst_tick; | |
1327 above = TRUE; | |
1328 } | |
1329 else if (!above && p->sst_tick < tick) | |
1330 tick = p->sst_tick; | |
1331 } | |
1332 } | |
1333 | |
1334 /* | |
1335 * Go through the list to make the entries for the oldest tick at an | |
1336 * interval of several lines. | |
1337 */ | |
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1338 prev = syn_block->b_sst_first; |
7 | 1339 for (p = prev->sst_next; p != NULL; prev = p, p = p->sst_next) |
1340 { | |
1341 if (p->sst_tick == tick && prev->sst_lnum + dist > p->sst_lnum) | |
1342 { | |
1343 /* Move this entry from used list to free list */ | |
1344 prev->sst_next = p->sst_next; | |
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1345 syn_stack_free_entry(syn_block, p); |
7 | 1346 p = prev; |
1347 retval = TRUE; | |
1348 } | |
1349 } | |
1350 return retval; | |
1351 } | |
1352 | |
1353 /* | |
1354 * Free the allocated memory for a syn_state item. | |
1355 * Move the entry into the free list. | |
1356 */ | |
1357 static void | |
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1358 syn_stack_free_entry(block, p) |
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1359 synblock_T *block; |
7 | 1360 synstate_T *p; |
1361 { | |
1362 clear_syn_state(p); | |
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1363 p->sst_next = block->b_sst_firstfree; |
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1364 block->b_sst_firstfree = p; |
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1365 ++block->b_sst_freecount; |
7 | 1366 } |
1367 | |
1368 /* | |
1369 * Find an entry in the list of state stacks at or before "lnum". | |
1370 * Returns NULL when there is no entry or the first entry is after "lnum". | |
1371 */ | |
1372 static synstate_T * | |
1373 syn_stack_find_entry(lnum) | |
1374 linenr_T lnum; | |
1375 { | |
1376 synstate_T *p, *prev; | |
1377 | |
1378 prev = NULL; | |
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1379 for (p = syn_block->b_sst_first; p != NULL; prev = p, p = p->sst_next) |
7 | 1380 { |
1381 if (p->sst_lnum == lnum) | |
1382 return p; | |
1383 if (p->sst_lnum > lnum) | |
1384 break; | |
1385 } | |
1386 return prev; | |
1387 } | |
1388 | |
1389 /* | |
1390 * Try saving the current state in b_sst_array[]. | |
1391 * The current state must be valid for the start of the current_lnum line! | |
1392 */ | |
1393 static synstate_T * | |
1512 | 1394 store_current_state() |
7 | 1395 { |
1396 int i; | |
1397 synstate_T *p; | |
1398 bufstate_T *bp; | |
1399 stateitem_T *cur_si; | |
1512 | 1400 synstate_T *sp = syn_stack_find_entry(current_lnum); |
7 | 1401 |
1402 /* | |
1403 * If the current state contains a start or end pattern that continues | |
1404 * from the previous line, we can't use it. Don't store it then. | |
1405 */ | |
1406 for (i = current_state.ga_len - 1; i >= 0; --i) | |
1407 { | |
1408 cur_si = &CUR_STATE(i); | |
1409 if (cur_si->si_h_startpos.lnum >= current_lnum | |
1410 || cur_si->si_m_endpos.lnum >= current_lnum | |
1411 || cur_si->si_h_endpos.lnum >= current_lnum | |
1412 || (cur_si->si_end_idx | |
1413 && cur_si->si_eoe_pos.lnum >= current_lnum)) | |
1414 break; | |
1415 } | |
1416 if (i >= 0) | |
1417 { | |
1418 if (sp != NULL) | |
1419 { | |
1420 /* find "sp" in the list and remove it */ | |
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1421 if (syn_block->b_sst_first == sp) |
7 | 1422 /* it's the first entry */ |
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1423 syn_block->b_sst_first = sp->sst_next; |
7 | 1424 else |
1425 { | |
1426 /* find the entry just before this one to adjust sst_next */ | |
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1427 for (p = syn_block->b_sst_first; p != NULL; p = p->sst_next) |
7 | 1428 if (p->sst_next == sp) |
1429 break; | |
840 | 1430 if (p != NULL) /* just in case */ |
1431 p->sst_next = sp->sst_next; | |
7 | 1432 } |
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1433 syn_stack_free_entry(syn_block, sp); |
7 | 1434 sp = NULL; |
1435 } | |
1436 } | |
1437 else if (sp == NULL || sp->sst_lnum != current_lnum) | |
1438 { | |
1439 /* | |
1440 * Add a new entry | |
1441 */ | |
1442 /* If no free items, cleanup the array first. */ | |
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1443 if (syn_block->b_sst_freecount == 0) |
7 | 1444 { |
1445 (void)syn_stack_cleanup(); | |
1446 /* "sp" may have been moved to the freelist now */ | |
1447 sp = syn_stack_find_entry(current_lnum); | |
1448 } | |
1449 /* Still no free items? Must be a strange problem... */ | |
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1450 if (syn_block->b_sst_freecount == 0) |
7 | 1451 sp = NULL; |
1452 else | |
1453 { | |
1454 /* Take the first item from the free list and put it in the used | |
1455 * list, after *sp */ | |
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1456 p = syn_block->b_sst_firstfree; |
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1457 syn_block->b_sst_firstfree = p->sst_next; |
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1458 --syn_block->b_sst_freecount; |
7 | 1459 if (sp == NULL) |
1460 { | |
1461 /* Insert in front of the list */ | |
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1462 p->sst_next = syn_block->b_sst_first; |
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1463 syn_block->b_sst_first = p; |
7 | 1464 } |
1465 else | |
1466 { | |
1467 /* insert in list after *sp */ | |
1468 p->sst_next = sp->sst_next; | |
1469 sp->sst_next = p; | |
1470 } | |
1471 sp = p; | |
1472 sp->sst_stacksize = 0; | |
1473 sp->sst_lnum = current_lnum; | |
1474 } | |
1475 } | |
1476 if (sp != NULL) | |
1477 { | |
1478 /* When overwriting an existing state stack, clear it first */ | |
1479 clear_syn_state(sp); | |
1480 sp->sst_stacksize = current_state.ga_len; | |
1481 if (current_state.ga_len > SST_FIX_STATES) | |
1482 { | |
1483 /* Need to clear it, might be something remaining from when the | |
1484 * length was less than SST_FIX_STATES. */ | |
1485 ga_init2(&sp->sst_union.sst_ga, (int)sizeof(bufstate_T), 1); | |
1486 if (ga_grow(&sp->sst_union.sst_ga, current_state.ga_len) == FAIL) | |
1487 sp->sst_stacksize = 0; | |
1488 else | |
1489 sp->sst_union.sst_ga.ga_len = current_state.ga_len; | |
1490 bp = SYN_STATE_P(&(sp->sst_union.sst_ga)); | |
1491 } | |
1492 else | |
1493 bp = sp->sst_union.sst_stack; | |
1494 for (i = 0; i < sp->sst_stacksize; ++i) | |
1495 { | |
1496 bp[i].bs_idx = CUR_STATE(i).si_idx; | |
1497 bp[i].bs_flags = CUR_STATE(i).si_flags; | |
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1498 #ifdef FEAT_CONCEAL |
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1499 bp[i].bs_seqnr = CUR_STATE(i).si_seqnr; |
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1500 bp[i].bs_cchar = CUR_STATE(i).si_cchar; |
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1501 #endif |
7 | 1502 bp[i].bs_extmatch = ref_extmatch(CUR_STATE(i).si_extmatch); |
1503 } | |
1504 sp->sst_next_flags = current_next_flags; | |
1505 sp->sst_next_list = current_next_list; | |
1506 sp->sst_tick = display_tick; | |
1507 sp->sst_change_lnum = 0; | |
1508 } | |
1509 current_state_stored = TRUE; | |
1510 return sp; | |
1511 } | |
1512 | |
1513 /* | |
1514 * Copy a state stack from "from" in b_sst_array[] to current_state; | |
1515 */ | |
1516 static void | |
1517 load_current_state(from) | |
1518 synstate_T *from; | |
1519 { | |
1520 int i; | |
1521 bufstate_T *bp; | |
1522 | |
1523 clear_current_state(); | |
1524 validate_current_state(); | |
1525 keepend_level = -1; | |
1526 if (from->sst_stacksize | |
1527 && ga_grow(¤t_state, from->sst_stacksize) != FAIL) | |
1528 { | |
1529 if (from->sst_stacksize > SST_FIX_STATES) | |
1530 bp = SYN_STATE_P(&(from->sst_union.sst_ga)); | |
1531 else | |
1532 bp = from->sst_union.sst_stack; | |
1533 for (i = 0; i < from->sst_stacksize; ++i) | |
1534 { | |
1535 CUR_STATE(i).si_idx = bp[i].bs_idx; | |
1536 CUR_STATE(i).si_flags = bp[i].bs_flags; | |
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1537 #ifdef FEAT_CONCEAL |
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1538 CUR_STATE(i).si_seqnr = bp[i].bs_seqnr; |
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1539 CUR_STATE(i).si_cchar = bp[i].bs_cchar; |
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1540 #endif |
7 | 1541 CUR_STATE(i).si_extmatch = ref_extmatch(bp[i].bs_extmatch); |
1542 if (keepend_level < 0 && (CUR_STATE(i).si_flags & HL_KEEPEND)) | |
1543 keepend_level = i; | |
1544 CUR_STATE(i).si_ends = FALSE; | |
1545 CUR_STATE(i).si_m_lnum = 0; | |
1546 if (CUR_STATE(i).si_idx >= 0) | |
1547 CUR_STATE(i).si_next_list = | |
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1548 (SYN_ITEMS(syn_block)[CUR_STATE(i).si_idx]).sp_next_list; |
7 | 1549 else |
1550 CUR_STATE(i).si_next_list = NULL; | |
1551 update_si_attr(i); | |
1552 } | |
1553 current_state.ga_len = from->sst_stacksize; | |
1554 } | |
1555 current_next_list = from->sst_next_list; | |
1556 current_next_flags = from->sst_next_flags; | |
1557 current_lnum = from->sst_lnum; | |
1558 } | |
1559 | |
1560 /* | |
1561 * Compare saved state stack "*sp" with the current state. | |
1562 * Return TRUE when they are equal. | |
1563 */ | |
1564 static int | |
1565 syn_stack_equal(sp) | |
1566 synstate_T *sp; | |
1567 { | |
1568 int i, j; | |
1569 bufstate_T *bp; | |
1570 reg_extmatch_T *six, *bsx; | |
1571 | |
1572 /* First a quick check if the stacks have the same size end nextlist. */ | |
1573 if (sp->sst_stacksize == current_state.ga_len | |
1574 && sp->sst_next_list == current_next_list) | |
1575 { | |
1576 /* Need to compare all states on both stacks. */ | |
1577 if (sp->sst_stacksize > SST_FIX_STATES) | |
1578 bp = SYN_STATE_P(&(sp->sst_union.sst_ga)); | |
1579 else | |
1580 bp = sp->sst_union.sst_stack; | |
1581 | |
1582 for (i = current_state.ga_len; --i >= 0; ) | |
1583 { | |
1584 /* If the item has another index the state is different. */ | |
1585 if (bp[i].bs_idx != CUR_STATE(i).si_idx) | |
1586 break; | |
1587 if (bp[i].bs_extmatch != CUR_STATE(i).si_extmatch) | |
1588 { | |
1589 /* When the extmatch pointers are different, the strings in | |
1590 * them can still be the same. Check if the extmatch | |
1591 * references are equal. */ | |
1592 bsx = bp[i].bs_extmatch; | |
1593 six = CUR_STATE(i).si_extmatch; | |
1594 /* If one of the extmatch pointers is NULL the states are | |
1595 * different. */ | |
1596 if (bsx == NULL || six == NULL) | |
1597 break; | |
1598 for (j = 0; j < NSUBEXP; ++j) | |
1599 { | |
1600 /* Check each referenced match string. They must all be | |
1601 * equal. */ | |
1602 if (bsx->matches[j] != six->matches[j]) | |
1603 { | |
1604 /* If the pointer is different it can still be the | |
1605 * same text. Compare the strings, ignore case when | |
1606 * the start item has the sp_ic flag set. */ | |
1607 if (bsx->matches[j] == NULL | |
1608 || six->matches[j] == NULL) | |
1609 break; | |
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1610 if ((SYN_ITEMS(syn_block)[CUR_STATE(i).si_idx]).sp_ic |
7 | 1611 ? MB_STRICMP(bsx->matches[j], |
1612 six->matches[j]) != 0 | |
1613 : STRCMP(bsx->matches[j], six->matches[j]) != 0) | |
1614 break; | |
1615 } | |
1616 } | |
1617 if (j != NSUBEXP) | |
1618 break; | |
1619 } | |
1620 } | |
1621 if (i < 0) | |
1622 return TRUE; | |
1623 } | |
1624 return FALSE; | |
1625 } | |
1626 | |
1627 /* | |
1628 * We stop parsing syntax above line "lnum". If the stored state at or below | |
1629 * this line depended on a change before it, it now depends on the line below | |
1630 * the last parsed line. | |
1631 * The window looks like this: | |
1632 * line which changed | |
1633 * displayed line | |
1634 * displayed line | |
1635 * lnum -> line below window | |
1636 */ | |
1637 void | |
1638 syntax_end_parsing(lnum) | |
1639 linenr_T lnum; | |
1640 { | |
1641 synstate_T *sp; | |
1642 | |
1643 sp = syn_stack_find_entry(lnum); | |
1644 if (sp != NULL && sp->sst_lnum < lnum) | |
1645 sp = sp->sst_next; | |
1646 | |
1647 if (sp != NULL && sp->sst_change_lnum != 0) | |
1648 sp->sst_change_lnum = lnum; | |
1649 } | |
1650 | |
1651 /* | |
1652 * End of handling of the state stack. | |
1653 ****************************************/ | |
1654 | |
1655 static void | |
1656 invalidate_current_state() | |
1657 { | |
1658 clear_current_state(); | |
1659 current_state.ga_itemsize = 0; /* mark current_state invalid */ | |
1660 current_next_list = NULL; | |
1661 keepend_level = -1; | |
1662 } | |
1663 | |
1664 static void | |
1665 validate_current_state() | |
1666 { | |
1667 current_state.ga_itemsize = sizeof(stateitem_T); | |
1668 current_state.ga_growsize = 3; | |
1669 } | |
1670 | |
1671 /* | |
1672 * Return TRUE if the syntax at start of lnum changed since last time. | |
1673 * This will only be called just after get_syntax_attr() for the previous | |
1674 * line, to check if the next line needs to be redrawn too. | |
1675 */ | |
1676 int | |
1677 syntax_check_changed(lnum) | |
1678 linenr_T lnum; | |
1679 { | |
1680 int retval = TRUE; | |
1681 synstate_T *sp; | |
1682 | |
1683 /* | |
1684 * Check the state stack when: | |
1685 * - lnum is just below the previously syntaxed line. | |
1686 * - lnum is not before the lines with saved states. | |
1687 * - lnum is not past the lines with saved states. | |
1688 * - lnum is at or before the last changed line. | |
1689 */ | |
1690 if (VALID_STATE(¤t_state) && lnum == current_lnum + 1) | |
1691 { | |
1692 sp = syn_stack_find_entry(lnum); | |
1693 if (sp != NULL && sp->sst_lnum == lnum) | |
1694 { | |
1695 /* | |
1696 * finish the previous line (needed when not all of the line was | |
1697 * drawn) | |
1698 */ | |
1699 (void)syn_finish_line(FALSE); | |
1700 | |
1701 /* | |
1702 * Compare the current state with the previously saved state of | |
1703 * the line. | |
1704 */ | |
1705 if (syn_stack_equal(sp)) | |
1706 retval = FALSE; | |
1707 | |
1708 /* | |
1709 * Store the current state in b_sst_array[] for later use. | |
1710 */ | |
1711 ++current_lnum; | |
1512 | 1712 (void)store_current_state(); |
7 | 1713 } |
1714 } | |
1715 | |
1716 return retval; | |
1717 } | |
1718 | |
1719 /* | |
1720 * Finish the current line. | |
1721 * This doesn't return any attributes, it only gets the state at the end of | |
1722 * the line. It can start anywhere in the line, as long as the current state | |
1723 * is valid. | |
1724 */ | |
1725 static int | |
1726 syn_finish_line(syncing) | |
1727 int syncing; /* called for syncing */ | |
1728 { | |
1729 stateitem_T *cur_si; | |
442 | 1730 colnr_T prev_current_col; |
7 | 1731 |
1732 if (!current_finished) | |
1733 { | |
1734 while (!current_finished) | |
1735 { | |
1504 | 1736 (void)syn_current_attr(syncing, FALSE, NULL, FALSE); |
7 | 1737 /* |
1738 * When syncing, and found some item, need to check the item. | |
1739 */ | |
1740 if (syncing && current_state.ga_len) | |
1741 { | |
1742 /* | |
1743 * Check for match with sync item. | |
1744 */ | |
1745 cur_si = &CUR_STATE(current_state.ga_len - 1); | |
1746 if (cur_si->si_idx >= 0 | |
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1747 && (SYN_ITEMS(syn_block)[cur_si->si_idx].sp_flags |
7 | 1748 & (HL_SYNC_HERE|HL_SYNC_THERE))) |
1749 return TRUE; | |
1750 | |
1751 /* syn_current_attr() will have skipped the check for an item | |
442 | 1752 * that ends here, need to do that now. Be careful not to go |
1753 * past the NUL. */ | |
1754 prev_current_col = current_col; | |
1755 if (syn_getcurline()[current_col] != NUL) | |
1756 ++current_col; | |
7 | 1757 check_state_ends(); |
442 | 1758 current_col = prev_current_col; |
7 | 1759 } |
1760 ++current_col; | |
1761 } | |
1762 } | |
1763 return FALSE; | |
1764 } | |
1765 | |
1766 /* | |
1767 * Return highlight attributes for next character. | |
1768 * Must first call syntax_start() once for the line. | |
1769 * "col" is normally 0 for the first use in a line, and increments by one each | |
1770 * time. It's allowed to skip characters and to stop before the end of the | |
1771 * line. But only a "col" after a previously used column is allowed. | |
221 | 1772 * When "can_spell" is not NULL set it to TRUE when spell-checking should be |
1773 * done. | |
7 | 1774 */ |
1775 int | |
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1776 get_syntax_attr(col, can_spell, keep_state) |
7 | 1777 colnr_T col; |
221 | 1778 int *can_spell; |
1504 | 1779 int keep_state; /* keep state of char at "col" */ |
7 | 1780 { |
1781 int attr = 0; | |
1782 | |
1363 | 1783 if (can_spell != NULL) |
1784 /* Default: Only do spelling when there is no @Spell cluster or when | |
1785 * ":syn spell toplevel" was used. */ | |
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1786 *can_spell = syn_block->b_syn_spell == SYNSPL_DEFAULT |
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1787 ? (syn_block->b_spell_cluster_id == 0) |
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1788 : (syn_block->b_syn_spell == SYNSPL_TOP); |
1363 | 1789 |
7 | 1790 /* check for out of memory situation */ |
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1791 if (syn_block->b_sst_array == NULL) |
7 | 1792 return 0; |
1793 | |
419 | 1794 /* After 'synmaxcol' the attribute is always zero. */ |
431 | 1795 if (syn_buf->b_p_smc > 0 && col >= (colnr_T)syn_buf->b_p_smc) |
419 | 1796 { |
1797 clear_current_state(); | |
1798 #ifdef FEAT_EVAL | |
1799 current_id = 0; | |
1800 current_trans_id = 0; | |
1801 #endif | |
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1802 #ifdef FEAT_CONCEAL |
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1803 current_flags = 0; |
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1804 #endif |
419 | 1805 return 0; |
1806 } | |
1807 | |
7 | 1808 /* Make sure current_state is valid */ |
1809 if (INVALID_STATE(¤t_state)) | |
1810 validate_current_state(); | |
1811 | |
1812 /* | |
1813 * Skip from the current column to "col", get the attributes for "col". | |
1814 */ | |
1815 while (current_col <= col) | |
1816 { | |
1504 | 1817 attr = syn_current_attr(FALSE, TRUE, can_spell, |
1818 current_col == col ? keep_state : FALSE); | |
7 | 1819 ++current_col; |
1820 } | |
1821 | |
1822 return attr; | |
1823 } | |
1824 | |
1825 /* | |
1826 * Get syntax attributes for current_lnum, current_col. | |
1827 */ | |
1828 static int | |
1504 | 1829 syn_current_attr(syncing, displaying, can_spell, keep_state) |
7 | 1830 int syncing; /* When 1: called for syncing */ |
1831 int displaying; /* result will be displayed */ | |
221 | 1832 int *can_spell; /* return: do spell checking */ |
1504 | 1833 int keep_state; /* keep syntax stack afterwards */ |
7 | 1834 { |
1835 int syn_id; | |
1836 lpos_T endpos; /* was: char_u *endp; */ | |
1837 lpos_T hl_startpos; /* was: int hl_startcol; */ | |
1838 lpos_T hl_endpos; | |
1839 lpos_T eos_pos; /* end-of-start match (start region) */ | |
1840 lpos_T eoe_pos; /* end-of-end pattern */ | |
1841 int end_idx; /* group ID for end pattern */ | |
1842 int idx; | |
1843 synpat_T *spp; | |
221 | 1844 stateitem_T *cur_si, *sip = NULL; |
7 | 1845 int startcol; |
1846 int endcol; | |
1847 long flags; | |
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1848 int cchar; |
7 | 1849 short *next_list; |
1850 int found_match; /* found usable match */ | |
1851 static int try_next_column = FALSE; /* must try in next col */ | |
1852 int do_keywords; | |
1853 regmmatch_T regmatch; | |
1854 lpos_T pos; | |
1855 int lc_col; | |
1856 reg_extmatch_T *cur_extmatch = NULL; | |
1857 char_u *line; /* current line. NOTE: becomes invalid after | |
1858 looking for a pattern match! */ | |
1859 | |
1860 /* variables for zero-width matches that have a "nextgroup" argument */ | |
1861 int keep_next_list; | |
1862 int zero_width_next_list = FALSE; | |
1863 garray_T zero_width_next_ga; | |
1864 | |
1865 /* | |
1866 * No character, no attributes! Past end of line? | |
1867 * Do try matching with an empty line (could be the start of a region). | |
1868 */ | |
1869 line = syn_getcurline(); | |
1870 if (line[current_col] == NUL && current_col != 0) | |
1871 { | |
1872 /* | |
1873 * If we found a match after the last column, use it. | |
1874 */ | |
1875 if (next_match_idx >= 0 && next_match_col >= (int)current_col | |
1876 && next_match_col != MAXCOL) | |
1877 (void)push_next_match(NULL); | |
1878 | |
1879 current_finished = TRUE; | |
1880 current_state_stored = FALSE; | |
1881 return 0; | |
1882 } | |
1883 | |
1884 /* if the current or next character is NUL, we will finish the line now */ | |
1885 if (line[current_col] == NUL || line[current_col + 1] == NUL) | |
1886 { | |
1887 current_finished = TRUE; | |
1888 current_state_stored = FALSE; | |
1889 } | |
1890 | |
1891 /* | |
1892 * When in the previous column there was a match but it could not be used | |
1893 * (empty match or already matched in this column) need to try again in | |
1894 * the next column. | |
1895 */ | |
1896 if (try_next_column) | |
1897 { | |
1898 next_match_idx = -1; | |
1899 try_next_column = FALSE; | |
1900 } | |
1901 | |
1902 /* Only check for keywords when not syncing and there are some. */ | |
1903 do_keywords = !syncing | |
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1904 && (syn_block->b_keywtab.ht_used > 0 |
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1905 || syn_block->b_keywtab_ic.ht_used > 0); |
7 | 1906 |
1907 /* Init the list of zero-width matches with a nextlist. This is used to | |
1908 * avoid matching the same item in the same position twice. */ | |
1909 ga_init2(&zero_width_next_ga, (int)sizeof(int), 10); | |
1910 | |
1911 /* | |
1912 * Repeat matching keywords and patterns, to find contained items at the | |
1913 * same column. This stops when there are no extra matches at the current | |
1914 * column. | |
1915 */ | |
1916 do | |
1917 { | |
1918 found_match = FALSE; | |
1919 keep_next_list = FALSE; | |
1920 syn_id = 0; | |
1921 | |
1922 /* | |
1923 * 1. Check for a current state. | |
1924 * Only when there is no current state, or if the current state may | |
1925 * contain other things, we need to check for keywords and patterns. | |
1926 * Always need to check for contained items if some item has the | |
1927 * "containedin" argument (takes extra time!). | |
1928 */ | |
1929 if (current_state.ga_len) | |
1930 cur_si = &CUR_STATE(current_state.ga_len - 1); | |
1931 else | |
1932 cur_si = NULL; | |
1933 | |
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1934 if (syn_block->b_syn_containedin || cur_si == NULL |
7 | 1935 || cur_si->si_cont_list != NULL) |
1936 { | |
1937 /* | |
1938 * 2. Check for keywords, if on a keyword char after a non-keyword | |
1939 * char. Don't do this when syncing. | |
1940 */ | |
1941 if (do_keywords) | |
1942 { | |
1943 line = syn_getcurline(); | |
1944 if (vim_iswordc_buf(line + current_col, syn_buf) | |
1945 && (current_col == 0 | |
1946 || !vim_iswordc_buf(line + current_col - 1 | |
1947 #ifdef FEAT_MBYTE | |
1948 - (has_mbyte | |
1949 ? (*mb_head_off)(line, line + current_col - 1) | |
1950 : 0) | |
1951 #endif | |
1952 , syn_buf))) | |
1953 { | |
1954 syn_id = check_keyword_id(line, (int)current_col, | |
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1955 &endcol, &flags, &next_list, cur_si, |
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1956 &cchar); |
205 | 1957 if (syn_id != 0) |
7 | 1958 { |
1959 if (push_current_state(KEYWORD_IDX) == OK) | |
1960 { | |
1961 cur_si = &CUR_STATE(current_state.ga_len - 1); | |
1962 cur_si->si_m_startcol = current_col; | |
1963 cur_si->si_h_startpos.lnum = current_lnum; | |
1964 cur_si->si_h_startpos.col = 0; /* starts right away */ | |
1965 cur_si->si_m_endpos.lnum = current_lnum; | |
1966 cur_si->si_m_endpos.col = endcol; | |
1967 cur_si->si_h_endpos.lnum = current_lnum; | |
1968 cur_si->si_h_endpos.col = endcol; | |
1969 cur_si->si_ends = TRUE; | |
1970 cur_si->si_end_idx = 0; | |
1971 cur_si->si_flags = flags; | |
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1972 #ifdef FEAT_CONCEAL |
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1973 cur_si->si_seqnr = next_seqnr++; |
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1974 cur_si->si_cchar = cchar; |
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1975 if (current_state.ga_len > 1) |
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1976 cur_si->si_flags |= |
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1977 CUR_STATE(current_state.ga_len - 2).si_flags |
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1978 & HL_CONCEAL; |
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1979 #endif |
7 | 1980 cur_si->si_id = syn_id; |
1981 cur_si->si_trans_id = syn_id; | |
1982 if (flags & HL_TRANSP) | |
1983 { | |
1984 if (current_state.ga_len < 2) | |
1985 { | |
1986 cur_si->si_attr = 0; | |
1987 cur_si->si_trans_id = 0; | |
1988 } | |
1989 else | |
1990 { | |
1991 cur_si->si_attr = CUR_STATE( | |
1992 current_state.ga_len - 2).si_attr; | |
1993 cur_si->si_trans_id = CUR_STATE( | |
1994 current_state.ga_len - 2).si_trans_id; | |
1995 } | |
1996 } | |
1997 else | |
1998 cur_si->si_attr = syn_id2attr(syn_id); | |
1999 cur_si->si_cont_list = NULL; | |
2000 cur_si->si_next_list = next_list; | |
2001 check_keepend(); | |
2002 } | |
2003 else | |
2004 vim_free(next_list); | |
2005 } | |
2006 } | |
2007 } | |
2008 | |
2009 /* | |
205 | 2010 * 3. Check for patterns (only if no keyword found). |
7 | 2011 */ |
2250
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2012 if (syn_id == 0 && syn_block->b_syn_patterns.ga_len) |
7 | 2013 { |
2014 /* | |
2015 * If we didn't check for a match yet, or we are past it, check | |
2016 * for any match with a pattern. | |
2017 */ | |
2018 if (next_match_idx < 0 || next_match_col < (int)current_col) | |
2019 { | |
2020 /* | |
2021 * Check all relevant patterns for a match at this | |
2022 * position. This is complicated, because matching with a | |
2023 * pattern takes quite a bit of time, thus we want to | |
2024 * avoid doing it when it's not needed. | |
2025 */ | |
2026 next_match_idx = 0; /* no match in this line yet */ | |
2027 next_match_col = MAXCOL; | |
2250
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2028 for (idx = syn_block->b_syn_patterns.ga_len; --idx >= 0; ) |
7 | 2029 { |
2250
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2030 spp = &(SYN_ITEMS(syn_block)[idx]); |
7 | 2031 if ( spp->sp_syncing == syncing |
2032 && (displaying || !(spp->sp_flags & HL_DISPLAY)) | |
2033 && (spp->sp_type == SPTYPE_MATCH | |
2034 || spp->sp_type == SPTYPE_START) | |
2035 && (current_next_list != NULL | |
2036 ? in_id_list(NULL, current_next_list, | |
2037 &spp->sp_syn, 0) | |
2038 : (cur_si == NULL | |
2039 ? !(spp->sp_flags & HL_CONTAINED) | |
2040 : in_id_list(cur_si, | |
2041 cur_si->si_cont_list, &spp->sp_syn, | |
2042 spp->sp_flags & HL_CONTAINED)))) | |
2043 { | |
2044 /* If we already tried matching in this line, and | |
2045 * there isn't a match before next_match_col, skip | |
2046 * this item. */ | |
2047 if (spp->sp_line_id == current_line_id | |
2048 && spp->sp_startcol >= next_match_col) | |
2049 continue; | |
2050 spp->sp_line_id = current_line_id; | |
2051 | |
2052 lc_col = current_col - spp->sp_offsets[SPO_LC_OFF]; | |
2053 if (lc_col < 0) | |
2054 lc_col = 0; | |
2055 | |
2056 regmatch.rmm_ic = spp->sp_ic; | |
2057 regmatch.regprog = spp->sp_prog; | |
2058 if (!syn_regexec(®match, current_lnum, | |
2059 (colnr_T)lc_col)) | |
2060 { | |
2061 /* no match in this line, try another one */ | |
2062 spp->sp_startcol = MAXCOL; | |
2063 continue; | |
2064 } | |
2065 | |
2066 /* | |
2067 * Compute the first column of the match. | |
2068 */ | |
2069 syn_add_start_off(&pos, ®match, | |
2070 spp, SPO_MS_OFF, -1); | |
2071 if (pos.lnum > current_lnum) | |
2072 { | |
2073 /* must have used end of match in a next line, | |
2074 * we can't handle that */ | |
2075 spp->sp_startcol = MAXCOL; | |
2076 continue; | |
2077 } | |
2078 startcol = pos.col; | |
2079 | |
2080 /* remember the next column where this pattern | |
2081 * matches in the current line */ | |
2082 spp->sp_startcol = startcol; | |
2083 | |
2084 /* | |
2085 * If a previously found match starts at a lower | |
2086 * column number, don't use this one. | |
2087 */ | |
2088 if (startcol >= next_match_col) | |
2089 continue; | |
2090 | |
2091 /* | |
2092 * If we matched this pattern at this position | |
2093 * before, skip it. Must retry in the next | |
2094 * column, because it may match from there. | |
2095 */ | |
2096 if (did_match_already(idx, &zero_width_next_ga)) | |
2097 { | |
2098 try_next_column = TRUE; | |
2099 continue; | |
2100 } | |
2101 | |
2102 endpos.lnum = regmatch.endpos[0].lnum; | |
2103 endpos.col = regmatch.endpos[0].col; | |
2104 | |
2105 /* Compute the highlight start. */ | |
2106 syn_add_start_off(&hl_startpos, ®match, | |
2107 spp, SPO_HS_OFF, -1); | |
2108 | |
2109 /* Compute the region start. */ | |
2110 /* Default is to use the end of the match. */ | |
2111 syn_add_end_off(&eos_pos, ®match, | |
2112 spp, SPO_RS_OFF, 0); | |
2113 | |
2114 /* | |
2115 * Grab the external submatches before they get | |
2116 * overwritten. Reference count doesn't change. | |
2117 */ | |
2118 unref_extmatch(cur_extmatch); | |
2119 cur_extmatch = re_extmatch_out; | |
2120 re_extmatch_out = NULL; | |
2121 | |
2122 flags = 0; | |
2123 eoe_pos.lnum = 0; /* avoid warning */ | |
2124 eoe_pos.col = 0; | |
2125 end_idx = 0; | |
2126 hl_endpos.lnum = 0; | |
2127 | |
2128 /* | |
2129 * For a "oneline" the end must be found in the | |
2130 * same line too. Search for it after the end of | |
2131 * the match with the start pattern. Set the | |
2132 * resulting end positions at the same time. | |
2133 */ | |
2134 if (spp->sp_type == SPTYPE_START | |
2135 && (spp->sp_flags & HL_ONELINE)) | |
2136 { | |
2137 lpos_T startpos; | |
2138 | |
2139 startpos = endpos; | |
2140 find_endpos(idx, &startpos, &endpos, &hl_endpos, | |
2141 &flags, &eoe_pos, &end_idx, cur_extmatch); | |
2142 if (endpos.lnum == 0) | |
2143 continue; /* not found */ | |
2144 } | |
2145 | |
2146 /* | |
2147 * For a "match" the size must be > 0 after the | |
2148 * end offset needs has been added. Except when | |
2149 * syncing. | |
2150 */ | |
2151 else if (spp->sp_type == SPTYPE_MATCH) | |
2152 { | |
2153 syn_add_end_off(&hl_endpos, ®match, spp, | |
2154 SPO_HE_OFF, 0); | |
2155 syn_add_end_off(&endpos, ®match, spp, | |
2156 SPO_ME_OFF, 0); | |
2157 if (endpos.lnum == current_lnum | |
2158 && (int)endpos.col + syncing < startcol) | |
2159 { | |
2160 /* | |
2161 * If an empty string is matched, may need | |
2162 * to try matching again at next column. | |
2163 */ | |
2164 if (regmatch.startpos[0].col | |
2165 == regmatch.endpos[0].col) | |
2166 try_next_column = TRUE; | |
2167 continue; | |
2168 } | |
2169 } | |
2170 | |
2171 /* | |
2172 * keep the best match so far in next_match_* | |
2173 */ | |
2174 /* Highlighting must start after startpos and end | |
2175 * before endpos. */ | |
2176 if (hl_startpos.lnum == current_lnum | |
2177 && (int)hl_startpos.col < startcol) | |
2178 hl_startpos.col = startcol; | |
2179 limit_pos_zero(&hl_endpos, &endpos); | |
2180 | |
2181 next_match_idx = idx; | |
2182 next_match_col = startcol; | |
2183 next_match_m_endpos = endpos; | |
2184 next_match_h_endpos = hl_endpos; | |
2185 next_match_h_startpos = hl_startpos; | |
2186 next_match_flags = flags; | |
2187 next_match_eos_pos = eos_pos; | |
2188 next_match_eoe_pos = eoe_pos; | |
2189 next_match_end_idx = end_idx; | |
2190 unref_extmatch(next_match_extmatch); | |
2191 next_match_extmatch = cur_extmatch; | |
2192 cur_extmatch = NULL; | |
2193 } | |
2194 } | |
2195 } | |
2196 | |
2197 /* | |
2198 * If we found a match at the current column, use it. | |
2199 */ | |
2200 if (next_match_idx >= 0 && next_match_col == (int)current_col) | |
2201 { | |
2202 synpat_T *lspp; | |
2203 | |
2204 /* When a zero-width item matched which has a nextgroup, | |
2205 * don't push the item but set nextgroup. */ | |
2250
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2206 lspp = &(SYN_ITEMS(syn_block)[next_match_idx]); |
7 | 2207 if (next_match_m_endpos.lnum == current_lnum |
2208 && next_match_m_endpos.col == current_col | |
2209 && lspp->sp_next_list != NULL) | |
2210 { | |
2211 current_next_list = lspp->sp_next_list; | |
2212 current_next_flags = lspp->sp_flags; | |
2213 keep_next_list = TRUE; | |
2214 zero_width_next_list = TRUE; | |
2215 | |
2216 /* Add the index to a list, so that we can check | |
2217 * later that we don't match it again (and cause an | |
2218 * endless loop). */ | |
2219 if (ga_grow(&zero_width_next_ga, 1) == OK) | |
2220 { | |
2221 ((int *)(zero_width_next_ga.ga_data)) | |
2222 [zero_width_next_ga.ga_len++] = next_match_idx; | |
2223 } | |
2224 next_match_idx = -1; | |
2225 } | |
2226 else | |
2227 cur_si = push_next_match(cur_si); | |
2228 found_match = TRUE; | |
2229 } | |
2230 } | |
2231 } | |
2232 | |
2233 /* | |
2234 * Handle searching for nextgroup match. | |
2235 */ | |
2236 if (current_next_list != NULL && !keep_next_list) | |
2237 { | |
2238 /* | |
2239 * If a nextgroup was not found, continue looking for one if: | |
2240 * - this is an empty line and the "skipempty" option was given | |
2241 * - we are on white space and the "skipwhite" option was given | |
2242 */ | |
2243 if (!found_match) | |
2244 { | |
2245 line = syn_getcurline(); | |
2246 if (((current_next_flags & HL_SKIPWHITE) | |
2247 && vim_iswhite(line[current_col])) | |
2248 || ((current_next_flags & HL_SKIPEMPTY) | |
2249 && *line == NUL)) | |
2250 break; | |
2251 } | |
2252 | |
2253 /* | |
2254 * If a nextgroup was found: Use it, and continue looking for | |
2255 * contained matches. | |
2256 * If a nextgroup was not found: Continue looking for a normal | |
2257 * match. | |
2258 * When did set current_next_list for a zero-width item and no | |
2259 * match was found don't loop (would get stuck). | |
2260 */ | |
2261 current_next_list = NULL; | |
2262 next_match_idx = -1; | |
2263 if (!zero_width_next_list) | |
2264 found_match = TRUE; | |
2265 } | |
2266 | |
2267 } while (found_match); | |
2268 | |
2269 /* | |
2270 * Use attributes from the current state, if within its highlighting. | |
2271 * If not, use attributes from the current-but-one state, etc. | |
2272 */ | |
2273 current_attr = 0; | |
2274 #ifdef FEAT_EVAL | |
2275 current_id = 0; | |
2276 current_trans_id = 0; | |
2277 #endif | |
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2278 #ifdef FEAT_CONCEAL |
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2279 current_flags = 0; |
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2280 #endif |
7 | 2281 if (cur_si != NULL) |
2282 { | |
221 | 2283 #ifndef FEAT_EVAL |
2284 int current_trans_id = 0; | |
2285 #endif | |
7 | 2286 for (idx = current_state.ga_len - 1; idx >= 0; --idx) |
2287 { | |
2288 sip = &CUR_STATE(idx); | |
2289 if ((current_lnum > sip->si_h_startpos.lnum | |
2290 || (current_lnum == sip->si_h_startpos.lnum | |
2291 && current_col >= sip->si_h_startpos.col)) | |
2292 && (sip->si_h_endpos.lnum == 0 | |
2293 || current_lnum < sip->si_h_endpos.lnum | |
2294 || (current_lnum == sip->si_h_endpos.lnum | |
2295 && current_col < sip->si_h_endpos.col))) | |
2296 { | |
2297 current_attr = sip->si_attr; | |
2298 #ifdef FEAT_EVAL | |
2299 current_id = sip->si_id; | |
221 | 2300 #endif |
7 | 2301 current_trans_id = sip->si_trans_id; |
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2302 #ifdef FEAT_CONCEAL |
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2303 current_flags = sip->si_flags; |
2392
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2304 current_seqnr = sip->si_seqnr; |
2425
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2305 current_sub_char = sip->si_cchar; |
2250
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2306 #endif |
7 | 2307 break; |
2308 } | |
2309 } | |
2310 | |
221 | 2311 if (can_spell != NULL) |
2312 { | |
2313 struct sp_syn sps; | |
2314 | |
2315 /* | |
2316 * set "can_spell" to TRUE if spell checking is supposed to be | |
2317 * done in the current item. | |
2318 */ | |
2250
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2319 if (syn_block->b_spell_cluster_id == 0) |
227 | 2320 { |
320 | 2321 /* There is no @Spell cluster: Do spelling for items without |
2322 * @NoSpell cluster. */ | |
2250
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2323 if (syn_block->b_nospell_cluster_id == 0 |
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2324 || current_trans_id == 0) |
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2325 *can_spell = (syn_block->b_syn_spell != SYNSPL_NOTOP); |
227 | 2326 else |
2327 { | |
2328 sps.inc_tag = 0; | |
2250
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2329 sps.id = syn_block->b_nospell_cluster_id; |
227 | 2330 sps.cont_in_list = NULL; |
2331 *can_spell = !in_id_list(sip, sip->si_cont_list, &sps, 0); | |
2332 } | |
2333 } | |
221 | 2334 else |
2335 { | |
320 | 2336 /* The @Spell cluster is defined: Do spelling in items with |
419 | 2337 * the @Spell cluster. But not when @NoSpell is also there. |
2338 * At the toplevel only spell check when ":syn spell toplevel" | |
2339 * was used. */ | |
320 | 2340 if (current_trans_id == 0) |
2250
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2341 *can_spell = (syn_block->b_syn_spell == SYNSPL_TOP); |
320 | 2342 else |
2343 { | |
2344 sps.inc_tag = 0; | |
2250
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2345 sps.id = syn_block->b_spell_cluster_id; |
320 | 2346 sps.cont_in_list = NULL; |
2347 *can_spell = in_id_list(sip, sip->si_cont_list, &sps, 0); | |
2348 | |
2250
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2349 if (syn_block->b_nospell_cluster_id != 0) |
320 | 2350 { |
2250
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2351 sps.id = syn_block->b_nospell_cluster_id; |
320 | 2352 if (in_id_list(sip, sip->si_cont_list, &sps, 0)) |
2353 *can_spell = FALSE; | |
2354 } | |
2355 } | |
221 | 2356 } |
2357 } | |
2358 | |
2359 | |
7 | 2360 /* |
2361 * Check for end of current state (and the states before it) at the | |
2362 * next column. Don't do this for syncing, because we would miss a | |
2363 * single character match. | |
2364 * First check if the current state ends at the current column. It | |
2365 * may be for an empty match and a containing item might end in the | |
2366 * current column. | |
2367 */ | |
1504 | 2368 if (!syncing && !keep_state) |
7 | 2369 { |
2370 check_state_ends(); | |
442 | 2371 if (current_state.ga_len > 0 |
2372 && syn_getcurline()[current_col] != NUL) | |
7 | 2373 { |
2374 ++current_col; | |
2375 check_state_ends(); | |
2376 --current_col; | |
2377 } | |
2378 } | |
2379 } | |
221 | 2380 else if (can_spell != NULL) |
419 | 2381 /* Default: Only do spelling when there is no @Spell cluster or when |
2382 * ":syn spell toplevel" was used. */ | |
2250
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2383 *can_spell = syn_block->b_syn_spell == SYNSPL_DEFAULT |
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2384 ? (syn_block->b_spell_cluster_id == 0) |
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2385 : (syn_block->b_syn_spell == SYNSPL_TOP); |
7 | 2386 |
2020 | 2387 /* nextgroup ends at end of line, unless "skipnl" or "skipempty" present */ |
7 | 2388 if (current_next_list != NULL |
2389 && syn_getcurline()[current_col + 1] == NUL | |
2390 && !(current_next_flags & (HL_SKIPNL | HL_SKIPEMPTY))) | |
2391 current_next_list = NULL; | |
2392 | |
2393 if (zero_width_next_ga.ga_len > 0) | |
2394 ga_clear(&zero_width_next_ga); | |
2395 | |
2396 /* No longer need external matches. But keep next_match_extmatch. */ | |
2397 unref_extmatch(re_extmatch_out); | |
2398 re_extmatch_out = NULL; | |
2399 unref_extmatch(cur_extmatch); | |
2400 | |
2401 return current_attr; | |
2402 } | |
2403 | |
2404 | |
2405 /* | |
2406 * Check if we already matched pattern "idx" at the current column. | |
2407 */ | |
2408 static int | |
2409 did_match_already(idx, gap) | |
2410 int idx; | |
2411 garray_T *gap; | |
2412 { | |
2413 int i; | |
2414 | |
2415 for (i = current_state.ga_len; --i >= 0; ) | |
2416 if (CUR_STATE(i).si_m_startcol == (int)current_col | |
2417 && CUR_STATE(i).si_m_lnum == (int)current_lnum | |
2418 && CUR_STATE(i).si_idx == idx) | |
2419 return TRUE; | |
2420 | |
2421 /* Zero-width matches with a nextgroup argument are not put on the syntax | |
2422 * stack, and can only be matched once anyway. */ | |
2423 for (i = gap->ga_len; --i >= 0; ) | |
2424 if (((int *)(gap->ga_data))[i] == idx) | |
2425 return TRUE; | |
2426 | |
2427 return FALSE; | |
2428 } | |
2429 | |
2430 /* | |
2431 * Push the next match onto the stack. | |
2432 */ | |
2433 static stateitem_T * | |
2434 push_next_match(cur_si) | |
2435 stateitem_T *cur_si; | |
2436 { | |
2437 synpat_T *spp; | |
2250
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2438 #ifdef FEAT_CONCEAL |
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2439 int save_flags; |
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2440 #endif |
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2441 |
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2442 spp = &(SYN_ITEMS(syn_block)[next_match_idx]); |
7 | 2443 |
2444 /* | |
2445 * Push the item in current_state stack; | |
2446 */ | |
2447 if (push_current_state(next_match_idx) == OK) | |
2448 { | |
2449 /* | |
2450 * If it's a start-skip-end type that crosses lines, figure out how | |
2451 * much it continues in this line. Otherwise just fill in the length. | |
2452 */ | |
2453 cur_si = &CUR_STATE(current_state.ga_len - 1); | |
2454 cur_si->si_h_startpos = next_match_h_startpos; | |
2455 cur_si->si_m_startcol = current_col; | |
2456 cur_si->si_m_lnum = current_lnum; | |
2457 cur_si->si_flags = spp->sp_flags; | |
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2458 #ifdef FEAT_CONCEAL |
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2459 cur_si->si_seqnr = next_seqnr++; |
2425
b5ee68272ae5
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2460 cur_si->si_cchar = spp->sp_cchar; |
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2461 if (current_state.ga_len > 1) |
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2462 cur_si->si_flags |= |
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2463 CUR_STATE(current_state.ga_len - 2).si_flags & HL_CONCEAL; |
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2464 #endif |
7 | 2465 cur_si->si_next_list = spp->sp_next_list; |
2466 cur_si->si_extmatch = ref_extmatch(next_match_extmatch); | |
2467 if (spp->sp_type == SPTYPE_START && !(spp->sp_flags & HL_ONELINE)) | |
2468 { | |
2469 /* Try to find the end pattern in the current line */ | |
2470 update_si_end(cur_si, (int)(next_match_m_endpos.col), TRUE); | |
2471 check_keepend(); | |
2472 } | |
2473 else | |
2474 { | |
2475 cur_si->si_m_endpos = next_match_m_endpos; | |
2476 cur_si->si_h_endpos = next_match_h_endpos; | |
2477 cur_si->si_ends = TRUE; | |
2478 cur_si->si_flags |= next_match_flags; | |
2479 cur_si->si_eoe_pos = next_match_eoe_pos; | |
2480 cur_si->si_end_idx = next_match_end_idx; | |
2481 } | |
2482 if (keepend_level < 0 && (cur_si->si_flags & HL_KEEPEND)) | |
2483 keepend_level = current_state.ga_len - 1; | |
2484 check_keepend(); | |
2485 update_si_attr(current_state.ga_len - 1); | |
2486 | |
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2487 #ifdef FEAT_CONCEAL |
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2488 save_flags = cur_si->si_flags & (HL_CONCEAL | HL_CONCEALENDS); |
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2489 #endif |
7 | 2490 /* |
2491 * If the start pattern has another highlight group, push another item | |
2492 * on the stack for the start pattern. | |
2493 */ | |
2494 if ( spp->sp_type == SPTYPE_START | |
2495 && spp->sp_syn_match_id != 0 | |
2496 && push_current_state(next_match_idx) == OK) | |
2497 { | |
2498 cur_si = &CUR_STATE(current_state.ga_len - 1); | |
2499 cur_si->si_h_startpos = next_match_h_startpos; | |
2500 cur_si->si_m_startcol = current_col; | |
2501 cur_si->si_m_lnum = current_lnum; | |
2502 cur_si->si_m_endpos = next_match_eos_pos; | |
2503 cur_si->si_h_endpos = next_match_eos_pos; | |
2504 cur_si->si_ends = TRUE; | |
2505 cur_si->si_end_idx = 0; | |
2506 cur_si->si_flags = HL_MATCH; | |
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|
2507 #ifdef FEAT_CONCEAL |
2418
da067045878f
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2508 cur_si->si_seqnr = next_seqnr++; |
2250
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2509 cur_si->si_flags |= save_flags; |
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2510 if (cur_si->si_flags & HL_CONCEALENDS) |
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2511 cur_si->si_flags |= HL_CONCEAL; |
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|
2512 #endif |
7 | 2513 cur_si->si_next_list = NULL; |
2514 check_keepend(); | |
2515 update_si_attr(current_state.ga_len - 1); | |
2516 } | |
2517 } | |
2518 | |
2519 next_match_idx = -1; /* try other match next time */ | |
2520 | |
2521 return cur_si; | |
2522 } | |
2523 | |
2524 /* | |
2525 * Check for end of current state (and the states before it). | |
2526 */ | |
2527 static void | |
2528 check_state_ends() | |
2529 { | |
2530 stateitem_T *cur_si; | |
2531 int had_extend = FALSE; | |
2532 | |
2533 cur_si = &CUR_STATE(current_state.ga_len - 1); | |
2534 for (;;) | |
2535 { | |
2536 if (cur_si->si_ends | |
2537 && (cur_si->si_m_endpos.lnum < current_lnum | |
2538 || (cur_si->si_m_endpos.lnum == current_lnum | |
2539 && cur_si->si_m_endpos.col <= current_col))) | |
2540 { | |
2541 /* | |
2542 * If there is an end pattern group ID, highlight the end pattern | |
2543 * now. No need to pop the current item from the stack. | |
2544 * Only do this if the end pattern continues beyond the current | |
2545 * position. | |
2546 */ | |
2547 if (cur_si->si_end_idx | |
2548 && (cur_si->si_eoe_pos.lnum > current_lnum | |
2549 || (cur_si->si_eoe_pos.lnum == current_lnum | |
2550 && cur_si->si_eoe_pos.col > current_col))) | |
2551 { | |
2552 cur_si->si_idx = cur_si->si_end_idx; | |
2553 cur_si->si_end_idx = 0; | |
2554 cur_si->si_m_endpos = cur_si->si_eoe_pos; | |
2555 cur_si->si_h_endpos = cur_si->si_eoe_pos; | |
2556 cur_si->si_flags |= HL_MATCH; | |
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|
2557 #ifdef FEAT_CONCEAL |
2418
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2558 cur_si->si_seqnr = next_seqnr++; |
2250
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2559 if (cur_si->si_flags & HL_CONCEALENDS) |
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2560 cur_si->si_flags |= HL_CONCEAL; |
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2561 #endif |
7 | 2562 update_si_attr(current_state.ga_len - 1); |
36 | 2563 |
2564 /* what matches next may be different now, clear it */ | |
2565 next_match_idx = 0; | |
2566 next_match_col = MAXCOL; | |
7 | 2567 break; |
2568 } | |
2569 else | |
2570 { | |
2571 /* handle next_list, unless at end of line and no "skipnl" or | |
2572 * "skipempty" */ | |
2573 current_next_list = cur_si->si_next_list; | |
2574 current_next_flags = cur_si->si_flags; | |
2575 if (!(current_next_flags & (HL_SKIPNL | HL_SKIPEMPTY)) | |
2576 && syn_getcurline()[current_col] == NUL) | |
2577 current_next_list = NULL; | |
2578 | |
2579 /* When the ended item has "extend", another item with | |
2580 * "keepend" now needs to check for its end. */ | |
2581 if (cur_si->si_flags & HL_EXTEND) | |
2582 had_extend = TRUE; | |
2583 | |
2584 pop_current_state(); | |
2585 | |
2586 if (current_state.ga_len == 0) | |
2587 break; | |
2588 | |
1503 | 2589 if (had_extend && keepend_level >= 0) |
7 | 2590 { |
2591 syn_update_ends(FALSE); | |
2592 if (current_state.ga_len == 0) | |
2593 break; | |
2594 } | |
2595 | |
2596 cur_si = &CUR_STATE(current_state.ga_len - 1); | |
2597 | |
2598 /* | |
2599 * Only for a region the search for the end continues after | |
2600 * the end of the contained item. If the contained match | |
2601 * included the end-of-line, break here, the region continues. | |
2602 * Don't do this when: | |
2603 * - "keepend" is used for the contained item | |
2604 * - not at the end of the line (could be end="x$"me=e-1). | |
2605 * - "excludenl" is used (HL_HAS_EOL won't be set) | |
2606 */ | |
2607 if (cur_si->si_idx >= 0 | |
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2608 && SYN_ITEMS(syn_block)[cur_si->si_idx].sp_type |
7 | 2609 == SPTYPE_START |
2610 && !(cur_si->si_flags & (HL_MATCH | HL_KEEPEND))) | |
2611 { | |
2612 update_si_end(cur_si, (int)current_col, TRUE); | |
2613 check_keepend(); | |
2614 if ((current_next_flags & HL_HAS_EOL) | |
2615 && keepend_level < 0 | |
2616 && syn_getcurline()[current_col] == NUL) | |
2617 break; | |
2618 } | |
2619 } | |
2620 } | |
2621 else | |
2622 break; | |
2623 } | |
2624 } | |
2625 | |
2626 /* | |
2627 * Update an entry in the current_state stack for a match or region. This | |
2628 * fills in si_attr, si_next_list and si_cont_list. | |
2629 */ | |
2630 static void | |
2631 update_si_attr(idx) | |
2632 int idx; | |
2633 { | |
2634 stateitem_T *sip = &CUR_STATE(idx); | |
2635 synpat_T *spp; | |
2636 | |
1371 | 2637 /* This should not happen... */ |
2638 if (sip->si_idx < 0) | |
2639 return; | |
2640 | |
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2641 spp = &(SYN_ITEMS(syn_block)[sip->si_idx]); |
7 | 2642 if (sip->si_flags & HL_MATCH) |
2643 sip->si_id = spp->sp_syn_match_id; | |
2644 else | |
2645 sip->si_id = spp->sp_syn.id; | |
2646 sip->si_attr = syn_id2attr(sip->si_id); | |
2647 sip->si_trans_id = sip->si_id; | |
2648 if (sip->si_flags & HL_MATCH) | |
2649 sip->si_cont_list = NULL; | |
2650 else | |
2651 sip->si_cont_list = spp->sp_cont_list; | |
2652 | |
2653 /* | |
2654 * For transparent items, take attr from outer item. | |
2655 * Also take cont_list, if there is none. | |
2656 * Don't do this for the matchgroup of a start or end pattern. | |
2657 */ | |
2658 if ((spp->sp_flags & HL_TRANSP) && !(sip->si_flags & HL_MATCH)) | |
2659 { | |
2660 if (idx == 0) | |
2661 { | |
2662 sip->si_attr = 0; | |
2663 sip->si_trans_id = 0; | |
2664 if (sip->si_cont_list == NULL) | |
2665 sip->si_cont_list = ID_LIST_ALL; | |
2666 } | |
2667 else | |
2668 { | |
2669 sip->si_attr = CUR_STATE(idx - 1).si_attr; | |
2670 sip->si_trans_id = CUR_STATE(idx - 1).si_trans_id; | |
36 | 2671 sip->si_h_startpos = CUR_STATE(idx - 1).si_h_startpos; |
2672 sip->si_h_endpos = CUR_STATE(idx - 1).si_h_endpos; | |
7 | 2673 if (sip->si_cont_list == NULL) |
2674 { | |
2675 sip->si_flags |= HL_TRANS_CONT; | |
2676 sip->si_cont_list = CUR_STATE(idx - 1).si_cont_list; | |
2677 } | |
2678 } | |
2679 } | |
2680 } | |
2681 | |
2682 /* | |
2683 * Check the current stack for patterns with "keepend" flag. | |
2684 * Propagate the match-end to contained items, until a "skipend" item is found. | |
2685 */ | |
2686 static void | |
2687 check_keepend() | |
2688 { | |
2689 int i; | |
2690 lpos_T maxpos; | |
991 | 2691 lpos_T maxpos_h; |
7 | 2692 stateitem_T *sip; |
2693 | |
2694 /* | |
2695 * This check can consume a lot of time; only do it from the level where | |
2696 * there really is a keepend. | |
2697 */ | |
2698 if (keepend_level < 0) | |
2699 return; | |
2700 | |
2701 /* | |
2702 * Find the last index of an "extend" item. "keepend" items before that | |
2703 * won't do anything. If there is no "extend" item "i" will be | |
2704 * "keepend_level" and all "keepend" items will work normally. | |
2705 */ | |
2706 for (i = current_state.ga_len - 1; i > keepend_level; --i) | |
2707 if (CUR_STATE(i).si_flags & HL_EXTEND) | |
2708 break; | |
2709 | |
2710 maxpos.lnum = 0; | |
1702 | 2711 maxpos.col = 0; |
991 | 2712 maxpos_h.lnum = 0; |
1702 | 2713 maxpos_h.col = 0; |
7 | 2714 for ( ; i < current_state.ga_len; ++i) |
2715 { | |
2716 sip = &CUR_STATE(i); | |
2717 if (maxpos.lnum != 0) | |
2718 { | |
2719 limit_pos_zero(&sip->si_m_endpos, &maxpos); | |
991 | 2720 limit_pos_zero(&sip->si_h_endpos, &maxpos_h); |
7 | 2721 limit_pos_zero(&sip->si_eoe_pos, &maxpos); |
2722 sip->si_ends = TRUE; | |
2723 } | |
991 | 2724 if (sip->si_ends && (sip->si_flags & HL_KEEPEND)) |
2725 { | |
2726 if (maxpos.lnum == 0 | |
7 | 2727 || maxpos.lnum > sip->si_m_endpos.lnum |
2728 || (maxpos.lnum == sip->si_m_endpos.lnum | |
991 | 2729 && maxpos.col > sip->si_m_endpos.col)) |
2730 maxpos = sip->si_m_endpos; | |
2731 if (maxpos_h.lnum == 0 | |
2732 || maxpos_h.lnum > sip->si_h_endpos.lnum | |
2733 || (maxpos_h.lnum == sip->si_h_endpos.lnum | |
2734 && maxpos_h.col > sip->si_h_endpos.col)) | |
2735 maxpos_h = sip->si_h_endpos; | |
2736 } | |
7 | 2737 } |
2738 } | |
2739 | |
2740 /* | |
2741 * Update an entry in the current_state stack for a start-skip-end pattern. | |
2742 * This finds the end of the current item, if it's in the current line. | |
2743 * | |
2744 * Return the flags for the matched END. | |
2745 */ | |
2746 static void | |
2747 update_si_end(sip, startcol, force) | |
2748 stateitem_T *sip; | |
2749 int startcol; /* where to start searching for the end */ | |
2750 int force; /* when TRUE overrule a previous end */ | |
2751 { | |
2752 lpos_T startpos; | |
2753 lpos_T endpos; | |
2754 lpos_T hl_endpos; | |
2755 lpos_T end_endpos; | |
2756 int end_idx; | |
2757 | |
1371 | 2758 /* return quickly for a keyword */ |
2759 if (sip->si_idx < 0) | |
2760 return; | |
2761 | |
7 | 2762 /* Don't update when it's already done. Can be a match of an end pattern |
2763 * that started in a previous line. Watch out: can also be a "keepend" | |
2764 * from a containing item. */ | |
2765 if (!force && sip->si_m_endpos.lnum >= current_lnum) | |
2766 return; | |
2767 | |
2768 /* | |
2769 * We need to find the end of the region. It may continue in the next | |
2770 * line. | |
2771 */ | |
2772 end_idx = 0; | |
2773 startpos.lnum = current_lnum; | |
2774 startpos.col = startcol; | |
2775 find_endpos(sip->si_idx, &startpos, &endpos, &hl_endpos, | |
2776 &(sip->si_flags), &end_endpos, &end_idx, sip->si_extmatch); | |
2777 | |
2778 if (endpos.lnum == 0) | |
2779 { | |
2780 /* No end pattern matched. */ | |
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|
2781 if (SYN_ITEMS(syn_block)[sip->si_idx].sp_flags & HL_ONELINE) |
7 | 2782 { |
2783 /* a "oneline" never continues in the next line */ | |
2784 sip->si_ends = TRUE; | |
2785 sip->si_m_endpos.lnum = current_lnum; | |
2786 sip->si_m_endpos.col = (colnr_T)STRLEN(syn_getcurline()); | |
2787 } | |
2788 else | |
2789 { | |
2790 /* continues in the next line */ | |
2791 sip->si_ends = FALSE; | |
2792 sip->si_m_endpos.lnum = 0; | |
2793 } | |
2794 sip->si_h_endpos = sip->si_m_endpos; | |
2795 } | |
2796 else | |
2797 { | |
2798 /* match within this line */ | |
2799 sip->si_m_endpos = endpos; | |
2800 sip->si_h_endpos = hl_endpos; | |
2801 sip->si_eoe_pos = end_endpos; | |
2802 sip->si_ends = TRUE; | |
2803 sip->si_end_idx = end_idx; | |
2804 } | |
2805 } | |
2806 | |
2807 /* | |
2808 * Add a new state to the current state stack. | |
2809 * It is cleared and the index set to "idx". | |
2810 * Return FAIL if it's not possible (out of memory). | |
2811 */ | |
2812 static int | |
2813 push_current_state(idx) | |
2814 int idx; | |
2815 { | |
2816 if (ga_grow(¤t_state, 1) == FAIL) | |
2817 return FAIL; | |
2818 vim_memset(&CUR_STATE(current_state.ga_len), 0, sizeof(stateitem_T)); | |
2819 CUR_STATE(current_state.ga_len).si_idx = idx; | |
2820 ++current_state.ga_len; | |
2821 return OK; | |
2822 } | |
2823 | |
2824 /* | |
2825 * Remove a state from the current_state stack. | |
2826 */ | |
2827 static void | |
2828 pop_current_state() | |
2829 { | |
2830 if (current_state.ga_len) | |
2831 { | |
2832 unref_extmatch(CUR_STATE(current_state.ga_len - 1).si_extmatch); | |
2833 --current_state.ga_len; | |
2834 } | |
2835 /* after the end of a pattern, try matching a keyword or pattern */ | |
2836 next_match_idx = -1; | |
2837 | |
2838 /* if first state with "keepend" is popped, reset keepend_level */ | |
2839 if (keepend_level >= current_state.ga_len) | |
2840 keepend_level = -1; | |
2841 } | |
2842 | |
2843 /* | |
2844 * Find the end of a start/skip/end syntax region after "startpos". | |
2845 * Only checks one line. | |
2846 * Also handles a match item that continued from a previous line. | |
2847 * If not found, the syntax item continues in the next line. m_endpos->lnum | |
2848 * will be 0. | |
2849 * If found, the end of the region and the end of the highlighting is | |
2850 * computed. | |
2851 */ | |
2852 static void | |
2853 find_endpos(idx, startpos, m_endpos, hl_endpos, flagsp, end_endpos, | |
2854 end_idx, start_ext) | |
2855 int idx; /* index of the pattern */ | |
2856 lpos_T *startpos; /* where to start looking for an END match */ | |
2857 lpos_T *m_endpos; /* return: end of match */ | |
2858 lpos_T *hl_endpos; /* return: end of highlighting */ | |
2859 long *flagsp; /* return: flags of matching END */ | |
2860 lpos_T *end_endpos; /* return: end of end pattern match */ | |
2861 int *end_idx; /* return: group ID for end pat. match, or 0 */ | |
2862 reg_extmatch_T *start_ext; /* submatches from the start pattern */ | |
2863 { | |
2864 colnr_T matchcol; | |
2865 synpat_T *spp, *spp_skip; | |
2866 int start_idx; | |
2867 int best_idx; | |
2868 regmmatch_T regmatch; | |
2869 regmmatch_T best_regmatch; /* startpos/endpos of best match */ | |
2870 lpos_T pos; | |
2871 char_u *line; | |
2872 int had_match = FALSE; | |
2873 | |
1371 | 2874 /* just in case we are invoked for a keyword */ |
2875 if (idx < 0) | |
2876 return; | |
2877 | |
7 | 2878 /* |
2879 * Check for being called with a START pattern. | |
2880 * Can happen with a match that continues to the next line, because it | |
2881 * contained a region. | |
2882 */ | |
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|
2883 spp = &(SYN_ITEMS(syn_block)[idx]); |
7 | 2884 if (spp->sp_type != SPTYPE_START) |
2885 { | |
2886 *hl_endpos = *startpos; | |
2887 return; | |
2888 } | |
2889 | |
2890 /* | |
2891 * Find the SKIP or first END pattern after the last START pattern. | |
2892 */ | |
2893 for (;;) | |
2894 { | |
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parents:
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diff
changeset
|
2895 spp = &(SYN_ITEMS(syn_block)[idx]); |
7 | 2896 if (spp->sp_type != SPTYPE_START) |
2897 break; | |
2898 ++idx; | |
2899 } | |
2900 | |
2901 /* | |
2902 * Lookup the SKIP pattern (if present) | |
2903 */ | |
2904 if (spp->sp_type == SPTYPE_SKIP) | |
2905 { | |
2906 spp_skip = spp; | |
2907 ++idx; | |
2908 } | |
2909 else | |
2910 spp_skip = NULL; | |
2911 | |
2912 /* Setup external matches for syn_regexec(). */ | |
2913 unref_extmatch(re_extmatch_in); | |
2914 re_extmatch_in = ref_extmatch(start_ext); | |
2915 | |
2916 matchcol = startpos->col; /* start looking for a match at sstart */ | |
2917 start_idx = idx; /* remember the first END pattern. */ | |
2918 best_regmatch.startpos[0].col = 0; /* avoid compiler warning */ | |
2919 for (;;) | |
2920 { | |
2921 /* | |
2922 * Find end pattern that matches first after "matchcol". | |
2923 */ | |
2924 best_idx = -1; | |
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diff
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|
2925 for (idx = start_idx; idx < syn_block->b_syn_patterns.ga_len; ++idx) |
7 | 2926 { |
2927 int lc_col = matchcol; | |
2928 | |
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changeset
|
2929 spp = &(SYN_ITEMS(syn_block)[idx]); |
7 | 2930 if (spp->sp_type != SPTYPE_END) /* past last END pattern */ |
2931 break; | |
2932 lc_col -= spp->sp_offsets[SPO_LC_OFF]; | |
2933 if (lc_col < 0) | |
2934 lc_col = 0; | |
2935 | |
2936 regmatch.rmm_ic = spp->sp_ic; | |
2937 regmatch.regprog = spp->sp_prog; | |
2938 if (syn_regexec(®match, startpos->lnum, lc_col)) | |
2939 { | |
2940 if (best_idx == -1 || regmatch.startpos[0].col | |
2941 < best_regmatch.startpos[0].col) | |
2942 { | |
2943 best_idx = idx; | |
2944 best_regmatch.startpos[0] = regmatch.startpos[0]; | |
2945 best_regmatch.endpos[0] = regmatch.endpos[0]; | |
2946 } | |
2947 } | |
2948 } | |
2949 | |
2950 /* | |
2951 * If all end patterns have been tried, and there is no match, the | |
2952 * item continues until end-of-line. | |
2953 */ | |
2954 if (best_idx == -1) | |
2955 break; | |
2956 | |
2957 /* | |
2958 * If the skip pattern matches before the end pattern, | |
2959 * continue searching after the skip pattern. | |
2960 */ | |
2961 if (spp_skip != NULL) | |
2962 { | |
2963 int lc_col = matchcol - spp_skip->sp_offsets[SPO_LC_OFF]; | |
2964 | |
2965 if (lc_col < 0) | |
2966 lc_col = 0; | |
2967 regmatch.rmm_ic = spp_skip->sp_ic; | |
2968 regmatch.regprog = spp_skip->sp_prog; | |
2969 if (syn_regexec(®match, startpos->lnum, lc_col) | |
2970 && regmatch.startpos[0].col | |
2971 <= best_regmatch.startpos[0].col) | |
2972 { | |
2973 /* Add offset to skip pattern match */ | |
2974 syn_add_end_off(&pos, ®match, spp_skip, SPO_ME_OFF, 1); | |
2975 | |
2976 /* If the skip pattern goes on to the next line, there is no | |
2977 * match with an end pattern in this line. */ | |
2978 if (pos.lnum > startpos->lnum) | |
2979 break; | |
2980 | |
2981 line = ml_get_buf(syn_buf, startpos->lnum, FALSE); | |
2982 | |
2983 /* take care of an empty match or negative offset */ | |
2984 if (pos.col <= matchcol) | |
2985 ++matchcol; | |
2986 else if (pos.col <= regmatch.endpos[0].col) | |
2987 matchcol = pos.col; | |
2988 else | |
2989 /* Be careful not to jump over the NUL at the end-of-line */ | |
2990 for (matchcol = regmatch.endpos[0].col; | |
2991 line[matchcol] != NUL && matchcol < pos.col; | |
2992 ++matchcol) | |
2993 ; | |
2994 | |
2995 /* if the skip pattern includes end-of-line, break here */ | |
2996 if (line[matchcol] == NUL) | |
2997 break; | |
2998 | |
2999 continue; /* start with first end pattern again */ | |
3000 } | |
3001 } | |
3002 | |
3003 /* | |
3004 * Match from start pattern to end pattern. | |
3005 * Correct for match and highlight offset of end pattern. | |
3006 */ | |
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|
3007 spp = &(SYN_ITEMS(syn_block)[best_idx]); |
7 | 3008 syn_add_end_off(m_endpos, &best_regmatch, spp, SPO_ME_OFF, 1); |
3009 /* can't end before the start */ | |
3010 if (m_endpos->lnum == startpos->lnum && m_endpos->col < startpos->col) | |
3011 m_endpos->col = startpos->col; | |
3012 | |
3013 syn_add_end_off(end_endpos, &best_regmatch, spp, SPO_HE_OFF, 1); | |
3014 /* can't end before the start */ | |
3015 if (end_endpos->lnum == startpos->lnum | |
3016 && end_endpos->col < startpos->col) | |
3017 end_endpos->col = startpos->col; | |
3018 /* can't end after the match */ | |
3019 limit_pos(end_endpos, m_endpos); | |
3020 | |
3021 /* | |
3022 * If the end group is highlighted differently, adjust the pointers. | |
3023 */ | |
3024 if (spp->sp_syn_match_id != spp->sp_syn.id && spp->sp_syn_match_id != 0) | |
3025 { | |
3026 *end_idx = best_idx; | |
3027 if (spp->sp_off_flags & (1 << (SPO_RE_OFF + SPO_COUNT))) | |
3028 { | |
3029 hl_endpos->lnum = best_regmatch.endpos[0].lnum; | |
3030 hl_endpos->col = best_regmatch.endpos[0].col; | |
3031 } | |
3032 else | |
3033 { | |
3034 hl_endpos->lnum = best_regmatch.startpos[0].lnum; | |
3035 hl_endpos->col = best_regmatch.startpos[0].col; | |
3036 } | |
3037 hl_endpos->col += spp->sp_offsets[SPO_RE_OFF]; | |
3038 | |
3039 /* can't end before the start */ | |
3040 if (hl_endpos->lnum == startpos->lnum | |
3041 && hl_endpos->col < startpos->col) | |
3042 hl_endpos->col = startpos->col; | |
3043 limit_pos(hl_endpos, m_endpos); | |
3044 | |
3045 /* now the match ends where the highlighting ends, it is turned | |
3046 * into the matchgroup for the end */ | |
3047 *m_endpos = *hl_endpos; | |
3048 } | |
3049 else | |
3050 { | |
3051 *end_idx = 0; | |
3052 *hl_endpos = *end_endpos; | |
3053 } | |
3054 | |
3055 *flagsp = spp->sp_flags; | |
3056 | |
3057 had_match = TRUE; | |
3058 break; | |
3059 } | |
3060 | |
3061 /* no match for an END pattern in this line */ | |
3062 if (!had_match) | |
3063 m_endpos->lnum = 0; | |
3064 | |
3065 /* Remove external matches. */ | |
3066 unref_extmatch(re_extmatch_in); | |
3067 re_extmatch_in = NULL; | |
3068 } | |
3069 | |
3070 /* | |
3071 * Limit "pos" not to be after "limit". | |
3072 */ | |
3073 static void | |
3074 limit_pos(pos, limit) | |
3075 lpos_T *pos; | |
3076 lpos_T *limit; | |
3077 { | |
3078 if (pos->lnum > limit->lnum) | |
3079 *pos = *limit; | |
3080 else if (pos->lnum == limit->lnum && pos->col > limit->col) | |
3081 pos->col = limit->col; | |
3082 } | |
3083 | |
3084 /* | |
3085 * Limit "pos" not to be after "limit", unless pos->lnum is zero. | |
3086 */ | |
3087 static void | |
3088 limit_pos_zero(pos, limit) | |
3089 lpos_T *pos; | |
3090 lpos_T *limit; | |
3091 { | |
3092 if (pos->lnum == 0) | |
3093 *pos = *limit; | |
3094 else | |
3095 limit_pos(pos, limit); | |
3096 } | |
3097 | |
3098 /* | |
3099 * Add offset to matched text for end of match or highlight. | |
3100 */ | |
3101 static void | |
3102 syn_add_end_off(result, regmatch, spp, idx, extra) | |
3103 lpos_T *result; /* returned position */ | |
3104 regmmatch_T *regmatch; /* start/end of match */ | |
3105 synpat_T *spp; /* matched pattern */ | |
3106 int idx; /* index of offset */ | |
3107 int extra; /* extra chars for offset to start */ | |
3108 { | |
3109 int col; | |
1624 | 3110 int off; |
3111 char_u *base; | |
3112 char_u *p; | |
7 | 3113 |
3114 if (spp->sp_off_flags & (1 << idx)) | |
3115 { | |
3116 result->lnum = regmatch->startpos[0].lnum; | |
1624 | 3117 col = regmatch->startpos[0].col; |
3118 off = spp->sp_offsets[idx] + extra; | |
7 | 3119 } |
3120 else | |
3121 { | |
3122 result->lnum = regmatch->endpos[0].lnum; | |
3123 col = regmatch->endpos[0].col; | |
1624 | 3124 off = spp->sp_offsets[idx]; |
3125 } | |
3126 /* Don't go past the end of the line. Matters for "rs=e+2" when there | |
3127 * is a matchgroup. Watch out for match with last NL in the buffer. */ | |
3128 if (result->lnum > syn_buf->b_ml.ml_line_count) | |
3129 col = 0; | |
3130 else if (off != 0) | |
3131 { | |
3132 base = ml_get_buf(syn_buf, result->lnum, FALSE); | |
3133 p = base + col; | |
3134 if (off > 0) | |
3135 { | |
3136 while (off-- > 0 && *p != NUL) | |
3137 mb_ptr_adv(p); | |
3138 } | |
3139 else if (off < 0) | |
3140 { | |
3141 while (off++ < 0 && base < p) | |
3142 mb_ptr_back(base, p); | |
3143 } | |
3144 col = (int)(p - base); | |
3145 } | |
3146 result->col = col; | |
7 | 3147 } |
3148 | |
3149 /* | |
3150 * Add offset to matched text for start of match or highlight. | |
3151 * Avoid resulting column to become negative. | |
3152 */ | |
3153 static void | |
3154 syn_add_start_off(result, regmatch, spp, idx, extra) | |
3155 lpos_T *result; /* returned position */ | |
3156 regmmatch_T *regmatch; /* start/end of match */ | |
3157 synpat_T *spp; | |
3158 int idx; | |
3159 int extra; /* extra chars for offset to end */ | |
3160 { | |
3161 int col; | |
1624 | 3162 int off; |
3163 char_u *base; | |
3164 char_u *p; | |
7 | 3165 |
3166 if (spp->sp_off_flags & (1 << (idx + SPO_COUNT))) | |
3167 { | |
3168 result->lnum = regmatch->endpos[0].lnum; | |
1624 | 3169 col = regmatch->endpos[0].col; |
3170 off = spp->sp_offsets[idx] + extra; | |
7 | 3171 } |
3172 else | |
3173 { | |
3174 result->lnum = regmatch->startpos[0].lnum; | |
3175 col = regmatch->startpos[0].col; | |
1624 | 3176 off = spp->sp_offsets[idx]; |
3177 } | |
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3178 if (result->lnum > syn_buf->b_ml.ml_line_count) |
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|
3179 { |
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|
3180 /* a "\n" at the end of the pattern may take us below the last line */ |
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|
3181 result->lnum = syn_buf->b_ml.ml_line_count; |
2100
7d121c69f540
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|
3182 col = (int)STRLEN(ml_get_buf(syn_buf, result->lnum, FALSE)); |
2092
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|
3183 } |
1624 | 3184 if (off != 0) |
3185 { | |
3186 base = ml_get_buf(syn_buf, result->lnum, FALSE); | |
3187 p = base + col; | |
3188 if (off > 0) | |
3189 { | |
3190 while (off-- && *p != NUL) | |
3191 mb_ptr_adv(p); | |
3192 } | |
3193 else if (off < 0) | |
3194 { | |
3195 while (off++ && base < p) | |
3196 mb_ptr_back(base, p); | |
3197 } | |
3198 col = (int)(p - base); | |
3199 } | |
3200 result->col = col; | |
7 | 3201 } |
3202 | |
3203 /* | |
3204 * Get current line in syntax buffer. | |
3205 */ | |
3206 static char_u * | |
3207 syn_getcurline() | |
3208 { | |
3209 return ml_get_buf(syn_buf, current_lnum, FALSE); | |
3210 } | |
3211 | |
3212 /* | |
410 | 3213 * Call vim_regexec() to find a match with "rmp" in "syn_buf". |
7 | 3214 * Returns TRUE when there is a match. |
3215 */ | |
3216 static int | |
3217 syn_regexec(rmp, lnum, col) | |
3218 regmmatch_T *rmp; | |
3219 linenr_T lnum; | |
3220 colnr_T col; | |
3221 { | |
410 | 3222 rmp->rmm_maxcol = syn_buf->b_p_smc; |
1521 | 3223 if (vim_regexec_multi(rmp, syn_win, syn_buf, lnum, col, NULL) > 0) |
7 | 3224 { |
3225 rmp->startpos[0].lnum += lnum; | |
3226 rmp->endpos[0].lnum += lnum; | |
3227 return TRUE; | |
3228 } | |
3229 return FALSE; | |
3230 } | |
3231 | |
3232 /* | |
3233 * Check one position in a line for a matching keyword. | |
3234 * The caller must check if a keyword can start at startcol. | |
3235 * Return it's ID if found, 0 otherwise. | |
3236 */ | |
3237 static int | |
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|
3238 check_keyword_id(line, startcol, endcolp, flagsp, next_listp, cur_si, ccharp) |
7 | 3239 char_u *line; |
3240 int startcol; /* position in line to check for keyword */ | |
3241 int *endcolp; /* return: character after found keyword */ | |
3242 long *flagsp; /* return: flags of matching keyword */ | |
3243 short **next_listp; /* return: next_list of matching keyword */ | |
3244 stateitem_T *cur_si; /* item at the top of the stack */ | |
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|
3245 int *ccharp UNUSED; /* conceal substitution char */ |
7 | 3246 { |
134 | 3247 keyentry_T *kp; |
3248 char_u *kwp; | |
7 | 3249 int round; |
134 | 3250 int kwlen; |
7 | 3251 char_u keyword[MAXKEYWLEN + 1]; /* assume max. keyword len is 80 */ |
134 | 3252 hashtab_T *ht; |
3253 hashitem_T *hi; | |
7 | 3254 |
3255 /* Find first character after the keyword. First character was already | |
3256 * checked. */ | |
134 | 3257 kwp = line + startcol; |
3258 kwlen = 0; | |
7 | 3259 do |
3260 { | |
3261 #ifdef FEAT_MBYTE | |
3262 if (has_mbyte) | |
474 | 3263 kwlen += (*mb_ptr2len)(kwp + kwlen); |
7 | 3264 else |
3265 #endif | |
134 | 3266 ++kwlen; |
3267 } | |
3268 while (vim_iswordc_buf(kwp + kwlen, syn_buf)); | |
3269 | |
3270 if (kwlen > MAXKEYWLEN) | |
7 | 3271 return 0; |
3272 | |
3273 /* | |
3274 * Must make a copy of the keyword, so we can add a NUL and make it | |
3275 * lowercase. | |
3276 */ | |
419 | 3277 vim_strncpy(keyword, kwp, kwlen); |
7 | 3278 |
3279 /* | |
3280 * Try twice: | |
3281 * 1. matching case | |
3282 * 2. ignoring case | |
3283 */ | |
3284 for (round = 1; round <= 2; ++round) | |
3285 { | |
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|
3286 ht = round == 1 ? &syn_block->b_keywtab : &syn_block->b_keywtab_ic; |
134 | 3287 if (ht->ht_used == 0) |
7 | 3288 continue; |
134 | 3289 if (round == 2) /* ignore case */ |
3290 (void)str_foldcase(kwp, kwlen, keyword, MAXKEYWLEN + 1); | |
7 | 3291 |
3292 /* | |
134 | 3293 * Find keywords that match. There can be several with different |
3294 * attributes. | |
7 | 3295 * When current_next_list is non-zero accept only that group, otherwise: |
3296 * Accept a not-contained keyword at toplevel. | |
3297 * Accept a keyword at other levels only if it is in the contains list. | |
3298 */ | |
134 | 3299 hi = hash_find(ht, keyword); |
3300 if (!HASHITEM_EMPTY(hi)) | |
3301 for (kp = HI2KE(hi); kp != NULL; kp = kp->ke_next) | |
7 | 3302 { |
134 | 3303 if (current_next_list != 0 |
3304 ? in_id_list(NULL, current_next_list, &kp->k_syn, 0) | |
3305 : (cur_si == NULL | |
3306 ? !(kp->flags & HL_CONTAINED) | |
3307 : in_id_list(cur_si, cur_si->si_cont_list, | |
3308 &kp->k_syn, kp->flags & HL_CONTAINED))) | |
3309 { | |
3310 *endcolp = startcol + kwlen; | |
3311 *flagsp = kp->flags; | |
3312 *next_listp = kp->next_list; | |
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3313 #ifdef FEAT_CONCEAL |
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3314 *ccharp = kp->k_char; |
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|
3315 #endif |
134 | 3316 return kp->k_syn.id; |
3317 } | |
7 | 3318 } |
3319 } | |
3320 return 0; | |
3321 } | |
3322 | |
3323 /* | |
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3324 * Handle ":syntax conceal" command. |
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|
3325 */ |
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|
3326 static void |
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3327 syn_cmd_conceal(eap, syncing) |
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3328 exarg_T *eap UNUSED; |
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|
3329 int syncing UNUSED; |
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3330 { |
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3331 #ifdef FEAT_CONCEAL |
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3332 char_u *arg = eap->arg; |
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3333 char_u *next; |
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3334 |
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3335 eap->nextcmd = find_nextcmd(arg); |
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|
3336 if (eap->skip) |
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3337 return; |
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3338 |
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3339 next = skiptowhite(arg); |
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diff
changeset
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3340 if (STRNICMP(arg, "on", 2) == 0 && next - arg == 2) |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3341 curwin->w_s->b_syn_conceal = TRUE; |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3342 else if (STRNICMP(arg, "off", 3) == 0 && next - arg == 3) |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3343 curwin->w_s->b_syn_conceal = FALSE; |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3344 else |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3345 EMSG2(_("E390: Illegal argument: %s"), arg); |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3346 #endif |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3347 } |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3348 |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3349 /* |
7 | 3350 * Handle ":syntax case" command. |
3351 */ | |
3352 static void | |
3353 syn_cmd_case(eap, syncing) | |
3354 exarg_T *eap; | |
1883 | 3355 int syncing UNUSED; |
7 | 3356 { |
3357 char_u *arg = eap->arg; | |
3358 char_u *next; | |
3359 | |
3360 eap->nextcmd = find_nextcmd(arg); | |
3361 if (eap->skip) | |
3362 return; | |
3363 | |
3364 next = skiptowhite(arg); | |
3365 if (STRNICMP(arg, "match", 5) == 0 && next - arg == 5) | |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3366 curwin->w_s->b_syn_ic = FALSE; |
7 | 3367 else if (STRNICMP(arg, "ignore", 6) == 0 && next - arg == 6) |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3368 curwin->w_s->b_syn_ic = TRUE; |
7 | 3369 else |
3370 EMSG2(_("E390: Illegal argument: %s"), arg); | |
3371 } | |
3372 | |
3373 /* | |
419 | 3374 * Handle ":syntax spell" command. |
3375 */ | |
3376 static void | |
3377 syn_cmd_spell(eap, syncing) | |
3378 exarg_T *eap; | |
1883 | 3379 int syncing UNUSED; |
419 | 3380 { |
3381 char_u *arg = eap->arg; | |
3382 char_u *next; | |
3383 | |
3384 eap->nextcmd = find_nextcmd(arg); | |
3385 if (eap->skip) | |
3386 return; | |
3387 | |
3388 next = skiptowhite(arg); | |
3389 if (STRNICMP(arg, "toplevel", 8) == 0 && next - arg == 8) | |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3390 curwin->w_s->b_syn_spell = SYNSPL_TOP; |
419 | 3391 else if (STRNICMP(arg, "notoplevel", 10) == 0 && next - arg == 10) |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3392 curwin->w_s->b_syn_spell = SYNSPL_NOTOP; |
1064 | 3393 else if (STRNICMP(arg, "default", 7) == 0 && next - arg == 7) |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3394 curwin->w_s->b_syn_spell = SYNSPL_DEFAULT; |
419 | 3395 else |
3396 EMSG2(_("E390: Illegal argument: %s"), arg); | |
3397 } | |
3398 | |
3399 /* | |
7 | 3400 * Clear all syntax info for one buffer. |
3401 */ | |
3402 void | |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3403 syntax_clear(block) |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3404 synblock_T *block; |
7 | 3405 { |
3406 int i; | |
3407 | |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3408 block->b_syn_error = FALSE; /* clear previous error */ |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3409 block->b_syn_ic = FALSE; /* Use case, by default */ |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3410 block->b_syn_spell = SYNSPL_DEFAULT; /* default spell checking */ |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3411 block->b_syn_containedin = FALSE; |
7 | 3412 |
3413 /* free the keywords */ | |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3414 clear_keywtab(&block->b_keywtab); |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3415 clear_keywtab(&block->b_keywtab_ic); |
7 | 3416 |
3417 /* free the syntax patterns */ | |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3418 for (i = block->b_syn_patterns.ga_len; --i >= 0; ) |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3419 syn_clear_pattern(block, i); |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3420 ga_clear(&block->b_syn_patterns); |
7 | 3421 |
3422 /* free the syntax clusters */ | |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3423 for (i = block->b_syn_clusters.ga_len; --i >= 0; ) |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3424 syn_clear_cluster(block, i); |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3425 ga_clear(&block->b_syn_clusters); |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3426 block->b_spell_cluster_id = 0; |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3427 block->b_nospell_cluster_id = 0; |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3428 |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3429 block->b_syn_sync_flags = 0; |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3430 block->b_syn_sync_minlines = 0; |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3431 block->b_syn_sync_maxlines = 0; |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3432 block->b_syn_sync_linebreaks = 0; |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3433 |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3434 vim_free(block->b_syn_linecont_prog); |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3435 block->b_syn_linecont_prog = NULL; |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3436 vim_free(block->b_syn_linecont_pat); |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3437 block->b_syn_linecont_pat = NULL; |
7 | 3438 #ifdef FEAT_FOLDING |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3439 block->b_syn_folditems = 0; |
7 | 3440 #endif |
3441 | |
3442 /* free the stored states */ | |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3443 syn_stack_free_all(block); |
7 | 3444 invalidate_current_state(); |
3445 } | |
3446 | |
3447 /* | |
2253
12ebd6f6dfce
Fixed: after ":ownsyntax perl" and ":e" syntax was cleared in other window.
Bram Moolenaar <bram@vim.org>
parents:
2252
diff
changeset
|
3448 * Get rid of ownsyntax for window "wp". |
12ebd6f6dfce
Fixed: after ":ownsyntax perl" and ":e" syntax was cleared in other window.
Bram Moolenaar <bram@vim.org>
parents:
2252
diff
changeset
|
3449 */ |
12ebd6f6dfce
Fixed: after ":ownsyntax perl" and ":e" syntax was cleared in other window.
Bram Moolenaar <bram@vim.org>
parents:
2252
diff
changeset
|
3450 void |
12ebd6f6dfce
Fixed: after ":ownsyntax perl" and ":e" syntax was cleared in other window.
Bram Moolenaar <bram@vim.org>
parents:
2252
diff
changeset
|
3451 reset_synblock(wp) |
12ebd6f6dfce
Fixed: after ":ownsyntax perl" and ":e" syntax was cleared in other window.
Bram Moolenaar <bram@vim.org>
parents:
2252
diff
changeset
|
3452 win_T *wp; |
12ebd6f6dfce
Fixed: after ":ownsyntax perl" and ":e" syntax was cleared in other window.
Bram Moolenaar <bram@vim.org>
parents:
2252
diff
changeset
|
3453 { |
12ebd6f6dfce
Fixed: after ":ownsyntax perl" and ":e" syntax was cleared in other window.
Bram Moolenaar <bram@vim.org>
parents:
2252
diff
changeset
|
3454 if (wp->w_s != &wp->w_buffer->b_s) |
12ebd6f6dfce
Fixed: after ":ownsyntax perl" and ":e" syntax was cleared in other window.
Bram Moolenaar <bram@vim.org>
parents:
2252
diff
changeset
|
3455 { |
12ebd6f6dfce
Fixed: after ":ownsyntax perl" and ":e" syntax was cleared in other window.
Bram Moolenaar <bram@vim.org>
parents:
2252
diff
changeset
|
3456 syntax_clear(wp->w_s); |
12ebd6f6dfce
Fixed: after ":ownsyntax perl" and ":e" syntax was cleared in other window.
Bram Moolenaar <bram@vim.org>
parents:
2252
diff
changeset
|
3457 vim_free(wp->w_s); |
12ebd6f6dfce
Fixed: after ":ownsyntax perl" and ":e" syntax was cleared in other window.
Bram Moolenaar <bram@vim.org>
parents:
2252
diff
changeset
|
3458 wp->w_s = &wp->w_buffer->b_s; |
12ebd6f6dfce
Fixed: after ":ownsyntax perl" and ":e" syntax was cleared in other window.
Bram Moolenaar <bram@vim.org>
parents:
2252
diff
changeset
|
3459 } |
12ebd6f6dfce
Fixed: after ":ownsyntax perl" and ":e" syntax was cleared in other window.
Bram Moolenaar <bram@vim.org>
parents:
2252
diff
changeset
|
3460 } |
12ebd6f6dfce
Fixed: after ":ownsyntax perl" and ":e" syntax was cleared in other window.
Bram Moolenaar <bram@vim.org>
parents:
2252
diff
changeset
|
3461 |
12ebd6f6dfce
Fixed: after ":ownsyntax perl" and ":e" syntax was cleared in other window.
Bram Moolenaar <bram@vim.org>
parents:
2252
diff
changeset
|
3462 /* |
7 | 3463 * Clear syncing info for one buffer. |
3464 */ | |
3465 static void | |
3466 syntax_sync_clear() | |
3467 { | |
3468 int i; | |
3469 | |
3470 /* free the syntax patterns */ | |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3471 for (i = curwin->w_s->b_syn_patterns.ga_len; --i >= 0; ) |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3472 if (SYN_ITEMS(curwin->w_s)[i].sp_syncing) |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3473 syn_remove_pattern(curwin->w_s, i); |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3474 |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3475 curwin->w_s->b_syn_sync_flags = 0; |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3476 curwin->w_s->b_syn_sync_minlines = 0; |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3477 curwin->w_s->b_syn_sync_maxlines = 0; |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3478 curwin->w_s->b_syn_sync_linebreaks = 0; |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3479 |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3480 vim_free(curwin->w_s->b_syn_linecont_prog); |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3481 curwin->w_s->b_syn_linecont_prog = NULL; |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3482 vim_free(curwin->w_s->b_syn_linecont_pat); |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3483 curwin->w_s->b_syn_linecont_pat = NULL; |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3484 |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3485 syn_stack_free_all(curwin->w_s); /* Need to recompute all syntax. */ |
7 | 3486 } |
3487 | |
3488 /* | |
3489 * Remove one pattern from the buffer's pattern list. | |
3490 */ | |
3491 static void | |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3492 syn_remove_pattern(block, idx) |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3493 synblock_T *block; |
7 | 3494 int idx; |
3495 { | |
3496 synpat_T *spp; | |
3497 | |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3498 spp = &(SYN_ITEMS(block)[idx]); |
7 | 3499 #ifdef FEAT_FOLDING |
3500 if (spp->sp_flags & HL_FOLD) | |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3501 --block->b_syn_folditems; |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3502 #endif |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3503 syn_clear_pattern(block, idx); |
7 | 3504 mch_memmove(spp, spp + 1, |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3505 sizeof(synpat_T) * (block->b_syn_patterns.ga_len - idx - 1)); |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3506 --block->b_syn_patterns.ga_len; |
7 | 3507 } |
3508 | |
3509 /* | |
3510 * Clear and free one syntax pattern. When clearing all, must be called from | |
3511 * last to first! | |
3512 */ | |
3513 static void | |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3514 syn_clear_pattern(block, i) |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3515 synblock_T *block; |
7 | 3516 int i; |
3517 { | |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3518 vim_free(SYN_ITEMS(block)[i].sp_pattern); |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3519 vim_free(SYN_ITEMS(block)[i].sp_prog); |
7 | 3520 /* Only free sp_cont_list and sp_next_list of first start pattern */ |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3521 if (i == 0 || SYN_ITEMS(block)[i - 1].sp_type != SPTYPE_START) |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3522 { |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3523 vim_free(SYN_ITEMS(block)[i].sp_cont_list); |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3524 vim_free(SYN_ITEMS(block)[i].sp_next_list); |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3525 vim_free(SYN_ITEMS(block)[i].sp_syn.cont_in_list); |
7 | 3526 } |
3527 } | |
3528 | |
3529 /* | |
3530 * Clear and free one syntax cluster. | |
3531 */ | |
3532 static void | |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3533 syn_clear_cluster(block, i) |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3534 synblock_T *block; |
7 | 3535 int i; |
3536 { | |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3537 vim_free(SYN_CLSTR(block)[i].scl_name); |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3538 vim_free(SYN_CLSTR(block)[i].scl_name_u); |
1bac28a53fae
Add the conceal patch from Vince Negri.
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diff
changeset
|
3539 vim_free(SYN_CLSTR(block)[i].scl_list); |
7 | 3540 } |
3541 | |
3542 /* | |
3543 * Handle ":syntax clear" command. | |
3544 */ | |
3545 static void | |
3546 syn_cmd_clear(eap, syncing) | |
3547 exarg_T *eap; | |
3548 int syncing; | |
3549 { | |
3550 char_u *arg = eap->arg; | |
3551 char_u *arg_end; | |
3552 int id; | |
3553 | |
3554 eap->nextcmd = find_nextcmd(arg); | |
3555 if (eap->skip) | |
3556 return; | |
3557 | |
3558 /* | |
3559 * We have to disable this within ":syn include @group filename", | |
3560 * because otherwise @group would get deleted. | |
3561 * Only required for Vim 5.x syntax files, 6.0 ones don't contain ":syn | |
3562 * clear". | |
3563 */ | |
2250
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Add the conceal patch from Vince Negri.
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diff
changeset
|
3564 if (curwin->w_s->b_syn_topgrp != 0) |
7 | 3565 return; |
3566 | |
3567 if (ends_excmd(*arg)) | |
3568 { | |
3569 /* | |
3570 * No argument: Clear all syntax items. | |
3571 */ | |
3572 if (syncing) | |
3573 syntax_sync_clear(); | |
3574 else | |
3575 { | |
2250
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Add the conceal patch from Vince Negri.
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diff
changeset
|
3576 syntax_clear(curwin->w_s); |
1bac28a53fae
Add the conceal patch from Vince Negri.
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diff
changeset
|
3577 if (curwin->w_s == &curwin->w_buffer->b_s) |
1bac28a53fae
Add the conceal patch from Vince Negri.
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diff
changeset
|
3578 do_unlet((char_u *)"b:current_syntax", TRUE); |
2252
a0b5918c33cc
Fixed memory leak in ":ownsyntax".
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2251
diff
changeset
|
3579 do_unlet((char_u *)"w:current_syntax", TRUE); |
7 | 3580 } |
3581 } | |
3582 else | |
3583 { | |
3584 /* | |
3585 * Clear the group IDs that are in the argument. | |
3586 */ | |
3587 while (!ends_excmd(*arg)) | |
3588 { | |
3589 arg_end = skiptowhite(arg); | |
3590 if (*arg == '@') | |
3591 { | |
3592 id = syn_scl_namen2id(arg + 1, (int)(arg_end - arg - 1)); | |
3593 if (id == 0) | |
3594 { | |
3595 EMSG2(_("E391: No such syntax cluster: %s"), arg); | |
3596 break; | |
3597 } | |
3598 else | |
3599 { | |
3600 /* | |
3601 * We can't physically delete a cluster without changing | |
3602 * the IDs of other clusters, so we do the next best thing | |
3603 * and make it empty. | |
3604 */ | |
3605 short scl_id = id - SYNID_CLUSTER; | |
3606 | |
2250
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Add the conceal patch from Vince Negri.
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diff
changeset
|
3607 vim_free(SYN_CLSTR(curwin->w_s)[scl_id].scl_list); |
1bac28a53fae
Add the conceal patch from Vince Negri.
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diff
changeset
|
3608 SYN_CLSTR(curwin->w_s)[scl_id].scl_list = NULL; |
7 | 3609 } |
3610 } | |
3611 else | |
3612 { | |
3613 id = syn_namen2id(arg, (int)(arg_end - arg)); | |
3614 if (id == 0) | |
3615 { | |
3616 EMSG2(_(e_nogroup), arg); | |
3617 break; | |
3618 } | |
3619 else | |
3620 syn_clear_one(id, syncing); | |
3621 } | |
3622 arg = skipwhite(arg_end); | |
3623 } | |
3624 } | |
745 | 3625 redraw_curbuf_later(SOME_VALID); |
2250
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Add the conceal patch from Vince Negri.
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diff
changeset
|
3626 syn_stack_free_all(curwin->w_s); /* Need to recompute all syntax. */ |
7 | 3627 } |
3628 | |
3629 /* | |
3630 * Clear one syntax group for the current buffer. | |
3631 */ | |
3632 static void | |
3633 syn_clear_one(id, syncing) | |
3634 int id; | |
3635 int syncing; | |
3636 { | |
3637 synpat_T *spp; | |
3638 int idx; | |
3639 | |
3640 /* Clear keywords only when not ":syn sync clear group-name" */ | |
3641 if (!syncing) | |
3642 { | |
2250
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Add the conceal patch from Vince Negri.
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diff
changeset
|
3643 (void)syn_clear_keyword(id, &curwin->w_s->b_keywtab); |
1bac28a53fae
Add the conceal patch from Vince Negri.
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diff
changeset
|
3644 (void)syn_clear_keyword(id, &curwin->w_s->b_keywtab_ic); |
7 | 3645 } |
3646 | |
3647 /* clear the patterns for "id" */ | |
2250
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Add the conceal patch from Vince Negri.
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diff
changeset
|
3648 for (idx = curwin->w_s->b_syn_patterns.ga_len; --idx >= 0; ) |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
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diff
changeset
|
3649 { |
1bac28a53fae
Add the conceal patch from Vince Negri.
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diff
changeset
|
3650 spp = &(SYN_ITEMS(curwin->w_s)[idx]); |
7 | 3651 if (spp->sp_syn.id != id || spp->sp_syncing != syncing) |
3652 continue; | |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
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diff
changeset
|
3653 syn_remove_pattern(curwin->w_s, idx); |
7 | 3654 } |
3655 } | |
3656 | |
3657 /* | |
3658 * Handle ":syntax on" command. | |
3659 */ | |
3660 static void | |
3661 syn_cmd_on(eap, syncing) | |
3662 exarg_T *eap; | |
1883 | 3663 int syncing UNUSED; |
7 | 3664 { |
3665 syn_cmd_onoff(eap, "syntax"); | |
3666 } | |
3667 | |
3668 /* | |
3669 * Handle ":syntax enable" command. | |
3670 */ | |
3671 static void | |
3672 syn_cmd_enable(eap, syncing) | |
3673 exarg_T *eap; | |
1883 | 3674 int syncing UNUSED; |
7 | 3675 { |
3676 set_internal_string_var((char_u *)"syntax_cmd", (char_u *)"enable"); | |
3677 syn_cmd_onoff(eap, "syntax"); | |
148 | 3678 do_unlet((char_u *)"g:syntax_cmd", TRUE); |
7 | 3679 } |
3680 | |
3681 /* | |
3682 * Handle ":syntax reset" command. | |
3683 */ | |
3684 static void | |
3685 syn_cmd_reset(eap, syncing) | |
3686 exarg_T *eap; | |
1883 | 3687 int syncing UNUSED; |
7 | 3688 { |
3689 eap->nextcmd = check_nextcmd(eap->arg); | |
3690 if (!eap->skip) | |
3691 { | |
3692 set_internal_string_var((char_u *)"syntax_cmd", (char_u *)"reset"); | |
3693 do_cmdline_cmd((char_u *)"runtime! syntax/syncolor.vim"); | |
148 | 3694 do_unlet((char_u *)"g:syntax_cmd", TRUE); |
7 | 3695 } |
3696 } | |
3697 | |
3698 /* | |
3699 * Handle ":syntax manual" command. | |
3700 */ | |
3701 static void | |
3702 syn_cmd_manual(eap, syncing) | |
3703 exarg_T *eap; | |
1883 | 3704 int syncing UNUSED; |
7 | 3705 { |
3706 syn_cmd_onoff(eap, "manual"); | |
3707 } | |
3708 | |
3709 /* | |
3710 * Handle ":syntax off" command. | |
3711 */ | |
3712 static void | |
3713 syn_cmd_off(eap, syncing) | |
3714 exarg_T *eap; | |
1883 | 3715 int syncing UNUSED; |
7 | 3716 { |
3717 syn_cmd_onoff(eap, "nosyntax"); | |
3718 } | |
3719 | |
3720 static void | |
3721 syn_cmd_onoff(eap, name) | |
3722 exarg_T *eap; | |
3723 char *name; | |
3724 { | |
3725 char_u buf[100]; | |
3726 | |
3727 eap->nextcmd = check_nextcmd(eap->arg); | |
3728 if (!eap->skip) | |
3729 { | |
3730 STRCPY(buf, "so "); | |
274 | 3731 vim_snprintf((char *)buf + 3, sizeof(buf) - 3, SYNTAX_FNAME, name); |
7 | 3732 do_cmdline_cmd(buf); |
3733 } | |
3734 } | |
3735 | |
3736 /* | |
3737 * Handle ":syntax [list]" command: list current syntax words. | |
3738 */ | |
3739 static void | |
3740 syn_cmd_list(eap, syncing) | |
3741 exarg_T *eap; | |
3742 int syncing; /* when TRUE: list syncing items */ | |
3743 { | |
3744 char_u *arg = eap->arg; | |
3745 int id; | |
3746 char_u *arg_end; | |
3747 | |
3748 eap->nextcmd = find_nextcmd(arg); | |
3749 if (eap->skip) | |
3750 return; | |
3751 | |
2250
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Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
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diff
changeset
|
3752 if (!syntax_present(curwin)) |
7 | 3753 { |
3754 MSG(_("No Syntax items defined for this buffer")); | |
3755 return; | |
3756 } | |
3757 | |
3758 if (syncing) | |
3759 { | |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
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diff
changeset
|
3760 if (curwin->w_s->b_syn_sync_flags & SF_CCOMMENT) |
7 | 3761 { |
3762 MSG_PUTS(_("syncing on C-style comments")); | |
3763 syn_lines_msg(); | |
3764 syn_match_msg(); | |
3765 return; | |
3766 } | |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
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2215
diff
changeset
|
3767 else if (!(curwin->w_s->b_syn_sync_flags & SF_MATCH)) |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
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diff
changeset
|
3768 { |
1bac28a53fae
Add the conceal patch from Vince Negri.
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diff
changeset
|
3769 if (curwin->w_s->b_syn_sync_minlines == 0) |
7 | 3770 MSG_PUTS(_("no syncing")); |
3771 else | |
3772 { | |
3773 MSG_PUTS(_("syncing starts ")); | |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3774 msg_outnum(curwin->w_s->b_syn_sync_minlines); |
7 | 3775 MSG_PUTS(_(" lines before top line")); |
3776 syn_match_msg(); | |
3777 } | |
3778 return; | |
3779 } | |
3780 MSG_PUTS_TITLE(_("\n--- Syntax sync items ---")); | |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
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diff
changeset
|
3781 if (curwin->w_s->b_syn_sync_minlines > 0 |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
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diff
changeset
|
3782 || curwin->w_s->b_syn_sync_maxlines > 0 |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3783 || curwin->w_s->b_syn_sync_linebreaks > 0) |
7 | 3784 { |
3785 MSG_PUTS(_("\nsyncing on items")); | |
3786 syn_lines_msg(); | |
3787 syn_match_msg(); | |
3788 } | |
3789 } | |
3790 else | |
3791 MSG_PUTS_TITLE(_("\n--- Syntax items ---")); | |
3792 if (ends_excmd(*arg)) | |
3793 { | |
3794 /* | |
3795 * No argument: List all group IDs and all syntax clusters. | |
3796 */ | |
3797 for (id = 1; id <= highlight_ga.ga_len && !got_int; ++id) | |
3798 syn_list_one(id, syncing, FALSE); | |
2250
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Add the conceal patch from Vince Negri.
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diff
changeset
|
3799 for (id = 0; id < curwin->w_s->b_syn_clusters.ga_len && !got_int; ++id) |
7 | 3800 syn_list_cluster(id); |
3801 } | |
3802 else | |
3803 { | |
3804 /* | |
3805 * List the group IDs and syntax clusters that are in the argument. | |
3806 */ | |
3807 while (!ends_excmd(*arg) && !got_int) | |
3808 { | |
3809 arg_end = skiptowhite(arg); | |
3810 if (*arg == '@') | |
3811 { | |
3812 id = syn_scl_namen2id(arg + 1, (int)(arg_end - arg - 1)); | |
3813 if (id == 0) | |
3814 EMSG2(_("E392: No such syntax cluster: %s"), arg); | |
3815 else | |
3816 syn_list_cluster(id - SYNID_CLUSTER); | |
3817 } | |
3818 else | |
3819 { | |
3820 id = syn_namen2id(arg, (int)(arg_end - arg)); | |
3821 if (id == 0) | |
3822 EMSG2(_(e_nogroup), arg); | |
3823 else | |
3824 syn_list_one(id, syncing, TRUE); | |
3825 } | |
3826 arg = skipwhite(arg_end); | |
3827 } | |
3828 } | |
3829 eap->nextcmd = check_nextcmd(arg); | |
3830 } | |
3831 | |
3832 static void | |
3833 syn_lines_msg() | |
3834 { | |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3835 if (curwin->w_s->b_syn_sync_maxlines > 0 |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3836 || curwin->w_s->b_syn_sync_minlines > 0) |
7 | 3837 { |
3838 MSG_PUTS("; "); | |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
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2215
diff
changeset
|
3839 if (curwin->w_s->b_syn_sync_minlines > 0) |
7 | 3840 { |
3841 MSG_PUTS(_("minimal ")); | |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
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diff
changeset
|
3842 msg_outnum(curwin->w_s->b_syn_sync_minlines); |
1bac28a53fae
Add the conceal patch from Vince Negri.
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diff
changeset
|
3843 if (curwin->w_s->b_syn_sync_maxlines) |
7 | 3844 MSG_PUTS(", "); |
3845 } | |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
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diff
changeset
|
3846 if (curwin->w_s->b_syn_sync_maxlines > 0) |
7 | 3847 { |
3848 MSG_PUTS(_("maximal ")); | |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
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diff
changeset
|
3849 msg_outnum(curwin->w_s->b_syn_sync_maxlines); |
7 | 3850 } |
3851 MSG_PUTS(_(" lines before top line")); | |
3852 } | |
3853 } | |
3854 | |
3855 static void | |
3856 syn_match_msg() | |
3857 { | |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
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2215
diff
changeset
|
3858 if (curwin->w_s->b_syn_sync_linebreaks > 0) |
7 | 3859 { |
3860 MSG_PUTS(_("; match ")); | |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
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2215
diff
changeset
|
3861 msg_outnum(curwin->w_s->b_syn_sync_linebreaks); |
7 | 3862 MSG_PUTS(_(" line breaks")); |
3863 } | |
3864 } | |
3865 | |
3866 static int last_matchgroup; | |
3867 | |
3868 struct name_list | |
3869 { | |
3870 int flag; | |
3871 char *name; | |
3872 }; | |
3873 | |
3874 static void syn_list_flags __ARGS((struct name_list *nl, int flags, int attr)); | |
3875 | |
3876 /* | |
3877 * List one syntax item, for ":syntax" or "syntax list syntax_name". | |
3878 */ | |
3879 static void | |
3880 syn_list_one(id, syncing, link_only) | |
3881 int id; | |
3882 int syncing; /* when TRUE: list syncing items */ | |
3883 int link_only; /* when TRUE; list link-only too */ | |
3884 { | |
3885 int attr; | |
3886 int idx; | |
3887 int did_header = FALSE; | |
3888 synpat_T *spp; | |
3889 static struct name_list namelist1[] = | |
3890 { | |
3891 {HL_DISPLAY, "display"}, | |
3892 {HL_CONTAINED, "contained"}, | |
3893 {HL_ONELINE, "oneline"}, | |
3894 {HL_KEEPEND, "keepend"}, | |
3895 {HL_EXTEND, "extend"}, | |
3896 {HL_EXCLUDENL, "excludenl"}, | |
3897 {HL_TRANSP, "transparent"}, | |
3898 {HL_FOLD, "fold"}, | |
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Add the conceal patch from Vince Negri.
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changeset
|
3899 #ifdef FEAT_CONCEAL |
1bac28a53fae
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diff
changeset
|
3900 {HL_CONCEAL, "conceal"}, |
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Add the conceal patch from Vince Negri.
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diff
changeset
|
3901 {HL_CONCEALENDS, "concealends"}, |
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Add the conceal patch from Vince Negri.
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diff
changeset
|
3902 #endif |
7 | 3903 {0, NULL} |
3904 }; | |
3905 static struct name_list namelist2[] = | |
3906 { | |
3907 {HL_SKIPWHITE, "skipwhite"}, | |
3908 {HL_SKIPNL, "skipnl"}, | |
3909 {HL_SKIPEMPTY, "skipempty"}, | |
3910 {0, NULL} | |
3911 }; | |
3912 | |
3913 attr = hl_attr(HLF_D); /* highlight like directories */ | |
3914 | |
3915 /* list the keywords for "id" */ | |
3916 if (!syncing) | |
3917 { | |
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Add the conceal patch from Vince Negri.
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|
3918 did_header = syn_list_keywords(id, &curwin->w_s->b_keywtab, FALSE, attr); |
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Add the conceal patch from Vince Negri.
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|
3919 did_header = syn_list_keywords(id, &curwin->w_s->b_keywtab_ic, |
7 | 3920 did_header, attr); |
3921 } | |
3922 | |
3923 /* list the patterns for "id" */ | |
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|
3924 for (idx = 0; idx < curwin->w_s->b_syn_patterns.ga_len && !got_int; ++idx) |
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Add the conceal patch from Vince Negri.
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|
3925 { |
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|
3926 spp = &(SYN_ITEMS(curwin->w_s)[idx]); |
7 | 3927 if (spp->sp_syn.id != id || spp->sp_syncing != syncing) |
3928 continue; | |
3929 | |
3930 (void)syn_list_header(did_header, 999, id); | |
3931 did_header = TRUE; | |
3932 last_matchgroup = 0; | |
3933 if (spp->sp_type == SPTYPE_MATCH) | |
3934 { | |
3935 put_pattern("match", ' ', spp, attr); | |
3936 msg_putchar(' '); | |
3937 } | |
3938 else if (spp->sp_type == SPTYPE_START) | |
3939 { | |
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changeset
|
3940 while (SYN_ITEMS(curwin->w_s)[idx].sp_type == SPTYPE_START) |
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changeset
|
3941 put_pattern("start", '=', &SYN_ITEMS(curwin->w_s)[idx++], attr); |
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|
3942 if (SYN_ITEMS(curwin->w_s)[idx].sp_type == SPTYPE_SKIP) |
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changeset
|
3943 put_pattern("skip", '=', &SYN_ITEMS(curwin->w_s)[idx++], attr); |
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Add the conceal patch from Vince Negri.
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3944 while (idx < curwin->w_s->b_syn_patterns.ga_len |
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3945 && SYN_ITEMS(curwin->w_s)[idx].sp_type == SPTYPE_END) |
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|
3946 put_pattern("end", '=', &SYN_ITEMS(curwin->w_s)[idx++], attr); |
7 | 3947 --idx; |
3948 msg_putchar(' '); | |
3949 } | |
3950 syn_list_flags(namelist1, spp->sp_flags, attr); | |
3951 | |
3952 if (spp->sp_cont_list != NULL) | |
3953 put_id_list((char_u *)"contains", spp->sp_cont_list, attr); | |
3954 | |
3955 if (spp->sp_syn.cont_in_list != NULL) | |
3956 put_id_list((char_u *)"containedin", | |
3957 spp->sp_syn.cont_in_list, attr); | |
3958 | |
3959 if (spp->sp_next_list != NULL) | |
3960 { | |
3961 put_id_list((char_u *)"nextgroup", spp->sp_next_list, attr); | |
3962 syn_list_flags(namelist2, spp->sp_flags, attr); | |
3963 } | |
3964 if (spp->sp_flags & (HL_SYNC_HERE|HL_SYNC_THERE)) | |
3965 { | |
3966 if (spp->sp_flags & HL_SYNC_HERE) | |
3967 msg_puts_attr((char_u *)"grouphere", attr); | |
3968 else | |
3969 msg_puts_attr((char_u *)"groupthere", attr); | |
3970 msg_putchar(' '); | |
3971 if (spp->sp_sync_idx >= 0) | |
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3972 msg_outtrans(HL_TABLE()[SYN_ITEMS(curwin->w_s) |
7 | 3973 [spp->sp_sync_idx].sp_syn.id - 1].sg_name); |
3974 else | |
3975 MSG_PUTS("NONE"); | |
3976 msg_putchar(' '); | |
3977 } | |
3978 } | |
3979 | |
3980 /* list the link, if there is one */ | |
3981 if (HL_TABLE()[id - 1].sg_link && (did_header || link_only) && !got_int) | |
3982 { | |
3983 (void)syn_list_header(did_header, 999, id); | |
3984 msg_puts_attr((char_u *)"links to", attr); | |
3985 msg_putchar(' '); | |
3986 msg_outtrans(HL_TABLE()[HL_TABLE()[id - 1].sg_link - 1].sg_name); | |
3987 } | |
3988 } | |
3989 | |
3990 static void | |
3991 syn_list_flags(nl, flags, attr) | |
3992 struct name_list *nl; | |
3993 int flags; | |
3994 int attr; | |
3995 { | |
3996 int i; | |
3997 | |
3998 for (i = 0; nl[i].flag != 0; ++i) | |
3999 if (flags & nl[i].flag) | |
4000 { | |
4001 msg_puts_attr((char_u *)nl[i].name, attr); | |
4002 msg_putchar(' '); | |
4003 } | |
4004 } | |
4005 | |
4006 /* | |
4007 * List one syntax cluster, for ":syntax" or "syntax list syntax_name". | |
4008 */ | |
4009 static void | |
4010 syn_list_cluster(id) | |
4011 int id; | |
4012 { | |
4013 int endcol = 15; | |
4014 | |
4015 /* slight hack: roughly duplicate the guts of syn_list_header() */ | |
4016 msg_putchar('\n'); | |
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4017 msg_outtrans(SYN_CLSTR(curwin->w_s)[id].scl_name); |
7 | 4018 |
4019 if (msg_col >= endcol) /* output at least one space */ | |
4020 endcol = msg_col + 1; | |
4021 if (Columns <= endcol) /* avoid hang for tiny window */ | |
4022 endcol = Columns - 1; | |
4023 | |
4024 msg_advance(endcol); | |
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4025 if (SYN_CLSTR(curwin->w_s)[id].scl_list != NULL) |
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4026 { |
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|
4027 put_id_list((char_u *)"cluster", SYN_CLSTR(curwin->w_s)[id].scl_list, |
7 | 4028 hl_attr(HLF_D)); |
4029 } | |
4030 else | |
4031 { | |
4032 msg_puts_attr((char_u *)"cluster", hl_attr(HLF_D)); | |
4033 msg_puts((char_u *)"=NONE"); | |
4034 } | |
4035 } | |
4036 | |
4037 static void | |
4038 put_id_list(name, list, attr) | |
4039 char_u *name; | |
4040 short *list; | |
4041 int attr; | |
4042 { | |
4043 short *p; | |
4044 | |
4045 msg_puts_attr(name, attr); | |
4046 msg_putchar('='); | |
4047 for (p = list; *p; ++p) | |
4048 { | |
4049 if (*p >= SYNID_ALLBUT && *p < SYNID_TOP) | |
4050 { | |
4051 if (p[1]) | |
4052 MSG_PUTS("ALLBUT"); | |
4053 else | |
4054 MSG_PUTS("ALL"); | |
4055 } | |
4056 else if (*p >= SYNID_TOP && *p < SYNID_CONTAINED) | |
4057 { | |
4058 MSG_PUTS("TOP"); | |
4059 } | |
4060 else if (*p >= SYNID_CONTAINED && *p < SYNID_CLUSTER) | |
4061 { | |
4062 MSG_PUTS("CONTAINED"); | |
4063 } | |
4064 else if (*p >= SYNID_CLUSTER) | |
4065 { | |
4066 short scl_id = *p - SYNID_CLUSTER; | |
4067 | |
4068 msg_putchar('@'); | |
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|
4069 msg_outtrans(SYN_CLSTR(curwin->w_s)[scl_id].scl_name); |
7 | 4070 } |
4071 else | |
4072 msg_outtrans(HL_TABLE()[*p - 1].sg_name); | |
4073 if (p[1]) | |
4074 msg_putchar(','); | |
4075 } | |
4076 msg_putchar(' '); | |
4077 } | |
4078 | |
4079 static void | |
4080 put_pattern(s, c, spp, attr) | |
4081 char *s; | |
4082 int c; | |
4083 synpat_T *spp; | |
4084 int attr; | |
4085 { | |
4086 long n; | |
4087 int mask; | |
4088 int first; | |
4089 static char *sepchars = "/+=-#@\"|'^&"; | |
4090 int i; | |
4091 | |
4092 /* May have to write "matchgroup=group" */ | |
4093 if (last_matchgroup != spp->sp_syn_match_id) | |
4094 { | |
4095 last_matchgroup = spp->sp_syn_match_id; | |
4096 msg_puts_attr((char_u *)"matchgroup", attr); | |
4097 msg_putchar('='); | |
4098 if (last_matchgroup == 0) | |
4099 msg_outtrans((char_u *)"NONE"); | |
4100 else | |
4101 msg_outtrans(HL_TABLE()[last_matchgroup - 1].sg_name); | |
4102 msg_putchar(' '); | |
4103 } | |
4104 | |
4105 /* output the name of the pattern and an '=' or ' ' */ | |
4106 msg_puts_attr((char_u *)s, attr); | |
4107 msg_putchar(c); | |
4108 | |
4109 /* output the pattern, in between a char that is not in the pattern */ | |
4110 for (i = 0; vim_strchr(spp->sp_pattern, sepchars[i]) != NULL; ) | |
4111 if (sepchars[++i] == NUL) | |
4112 { | |
4113 i = 0; /* no good char found, just use the first one */ | |
4114 break; | |
4115 } | |
4116 msg_putchar(sepchars[i]); | |
4117 msg_outtrans(spp->sp_pattern); | |
4118 msg_putchar(sepchars[i]); | |
4119 | |
4120 /* output any pattern options */ | |
4121 first = TRUE; | |
4122 for (i = 0; i < SPO_COUNT; ++i) | |
4123 { | |
4124 mask = (1 << i); | |
4125 if (spp->sp_off_flags & (mask + (mask << SPO_COUNT))) | |
4126 { | |
4127 if (!first) | |
4128 msg_putchar(','); /* separate with commas */ | |
4129 msg_puts((char_u *)spo_name_tab[i]); | |
4130 n = spp->sp_offsets[i]; | |
4131 if (i != SPO_LC_OFF) | |
4132 { | |
4133 if (spp->sp_off_flags & mask) | |
4134 msg_putchar('s'); | |
4135 else | |
4136 msg_putchar('e'); | |
4137 if (n > 0) | |
4138 msg_putchar('+'); | |
4139 } | |
4140 if (n || i == SPO_LC_OFF) | |
4141 msg_outnum(n); | |
4142 first = FALSE; | |
4143 } | |
4144 } | |
4145 msg_putchar(' '); | |
4146 } | |
4147 | |
4148 /* | |
4149 * List or clear the keywords for one syntax group. | |
4150 * Return TRUE if the header has been printed. | |
4151 */ | |
4152 static int | |
134 | 4153 syn_list_keywords(id, ht, did_header, attr) |
7 | 4154 int id; |
134 | 4155 hashtab_T *ht; |
7 | 4156 int did_header; /* header has already been printed */ |
4157 int attr; | |
4158 { | |
4159 int outlen; | |
134 | 4160 hashitem_T *hi; |
4161 keyentry_T *kp; | |
4162 int todo; | |
7 | 4163 int prev_contained = 0; |
4164 short *prev_next_list = NULL; | |
4165 short *prev_cont_in_list = NULL; | |
4166 int prev_skipnl = 0; | |
4167 int prev_skipwhite = 0; | |
4168 int prev_skipempty = 0; | |
4169 | |
4170 /* | |
4171 * Unfortunately, this list of keywords is not sorted on alphabet but on | |
4172 * hash value... | |
4173 */ | |
835 | 4174 todo = (int)ht->ht_used; |
134 | 4175 for (hi = ht->ht_array; todo > 0 && !got_int; ++hi) |
4176 { | |
4177 if (!HASHITEM_EMPTY(hi)) | |
4178 { | |
4179 --todo; | |
4180 for (kp = HI2KE(hi); kp != NULL && !got_int; kp = kp->ke_next) | |
7 | 4181 { |
134 | 4182 if (kp->k_syn.id == id) |
7 | 4183 { |
134 | 4184 if (prev_contained != (kp->flags & HL_CONTAINED) |
4185 || prev_skipnl != (kp->flags & HL_SKIPNL) | |
4186 || prev_skipwhite != (kp->flags & HL_SKIPWHITE) | |
4187 || prev_skipempty != (kp->flags & HL_SKIPEMPTY) | |
4188 || prev_cont_in_list != kp->k_syn.cont_in_list | |
4189 || prev_next_list != kp->next_list) | |
4190 outlen = 9999; | |
4191 else | |
4192 outlen = (int)STRLEN(kp->keyword); | |
4193 /* output "contained" and "nextgroup" on each line */ | |
4194 if (syn_list_header(did_header, outlen, id)) | |
4195 { | |
4196 prev_contained = 0; | |
4197 prev_next_list = NULL; | |
4198 prev_cont_in_list = NULL; | |
4199 prev_skipnl = 0; | |
4200 prev_skipwhite = 0; | |
4201 prev_skipempty = 0; | |
4202 } | |
4203 did_header = TRUE; | |
4204 if (prev_contained != (kp->flags & HL_CONTAINED)) | |
4205 { | |
4206 msg_puts_attr((char_u *)"contained", attr); | |
4207 msg_putchar(' '); | |
4208 prev_contained = (kp->flags & HL_CONTAINED); | |
4209 } | |
4210 if (kp->k_syn.cont_in_list != prev_cont_in_list) | |
4211 { | |
4212 put_id_list((char_u *)"containedin", | |
4213 kp->k_syn.cont_in_list, attr); | |
4214 msg_putchar(' '); | |
4215 prev_cont_in_list = kp->k_syn.cont_in_list; | |
4216 } | |
4217 if (kp->next_list != prev_next_list) | |
4218 { | |
4219 put_id_list((char_u *)"nextgroup", kp->next_list, attr); | |
4220 msg_putchar(' '); | |
4221 prev_next_list = kp->next_list; | |
4222 if (kp->flags & HL_SKIPNL) | |
4223 { | |
4224 msg_puts_attr((char_u *)"skipnl", attr); | |
4225 msg_putchar(' '); | |
4226 prev_skipnl = (kp->flags & HL_SKIPNL); | |
4227 } | |
4228 if (kp->flags & HL_SKIPWHITE) | |
4229 { | |
4230 msg_puts_attr((char_u *)"skipwhite", attr); | |
4231 msg_putchar(' '); | |
4232 prev_skipwhite = (kp->flags & HL_SKIPWHITE); | |
4233 } | |
4234 if (kp->flags & HL_SKIPEMPTY) | |
4235 { | |
4236 msg_puts_attr((char_u *)"skipempty", attr); | |
4237 msg_putchar(' '); | |
4238 prev_skipempty = (kp->flags & HL_SKIPEMPTY); | |
4239 } | |
4240 } | |
4241 msg_outtrans(kp->keyword); | |
7 | 4242 } |
4243 } | |
4244 } | |
4245 } | |
4246 | |
4247 return did_header; | |
4248 } | |
4249 | |
4250 static void | |
134 | 4251 syn_clear_keyword(id, ht) |
7 | 4252 int id; |
134 | 4253 hashtab_T *ht; |
4254 { | |
4255 hashitem_T *hi; | |
4256 keyentry_T *kp; | |
4257 keyentry_T *kp_prev; | |
4258 keyentry_T *kp_next; | |
4259 int todo; | |
4260 | |
4261 hash_lock(ht); | |
835 | 4262 todo = (int)ht->ht_used; |
134 | 4263 for (hi = ht->ht_array; todo > 0; ++hi) |
4264 { | |
4265 if (!HASHITEM_EMPTY(hi)) | |
4266 { | |
4267 --todo; | |
4268 kp_prev = NULL; | |
4269 for (kp = HI2KE(hi); kp != NULL; ) | |
7 | 4270 { |
134 | 4271 if (kp->k_syn.id == id) |
4272 { | |
4273 kp_next = kp->ke_next; | |
4274 if (kp_prev == NULL) | |
4275 { | |
4276 if (kp_next == NULL) | |
4277 hash_remove(ht, hi); | |
4278 else | |
4279 hi->hi_key = KE2HIKEY(kp_next); | |
4280 } | |
4281 else | |
4282 kp_prev->ke_next = kp_next; | |
4283 vim_free(kp->next_list); | |
4284 vim_free(kp->k_syn.cont_in_list); | |
4285 vim_free(kp); | |
4286 kp = kp_next; | |
4287 } | |
7 | 4288 else |
134 | 4289 { |
4290 kp_prev = kp; | |
4291 kp = kp->ke_next; | |
4292 } | |
7 | 4293 } |
134 | 4294 } |
4295 } | |
4296 hash_unlock(ht); | |
4297 } | |
4298 | |
4299 /* | |
4300 * Clear a whole keyword table. | |
7 | 4301 */ |
4302 static void | |
134 | 4303 clear_keywtab(ht) |
4304 hashtab_T *ht; | |
4305 { | |
4306 hashitem_T *hi; | |
4307 int todo; | |
4308 keyentry_T *kp; | |
4309 keyentry_T *kp_next; | |
4310 | |
835 | 4311 todo = (int)ht->ht_used; |
134 | 4312 for (hi = ht->ht_array; todo > 0; ++hi) |
4313 { | |
4314 if (!HASHITEM_EMPTY(hi)) | |
4315 { | |
4316 --todo; | |
4317 for (kp = HI2KE(hi); kp != NULL; kp = kp_next) | |
7 | 4318 { |
134 | 4319 kp_next = kp->ke_next; |
4320 vim_free(kp->next_list); | |
4321 vim_free(kp->k_syn.cont_in_list); | |
4322 vim_free(kp); | |
7 | 4323 } |
134 | 4324 } |
4325 } | |
4326 hash_clear(ht); | |
4327 hash_init(ht); | |
7 | 4328 } |
4329 | |
4330 /* | |
4331 * Add a keyword to the list of keywords. | |
4332 */ | |
4333 static void | |
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diff
changeset
|
4334 add_keyword(name, id, flags, cont_in_list, next_list, conceal_char) |
7 | 4335 char_u *name; /* name of keyword */ |
4336 int id; /* group ID for this keyword */ | |
4337 int flags; /* flags for this keyword */ | |
4338 short *cont_in_list; /* containedin for this keyword */ | |
4339 short *next_list; /* nextgroup for this keyword */ | |
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diff
changeset
|
4340 int conceal_char; |
7 | 4341 { |
134 | 4342 keyentry_T *kp; |
4343 hashtab_T *ht; | |
4344 hashitem_T *hi; | |
154 | 4345 char_u *name_ic; |
134 | 4346 long_u hash; |
154 | 4347 char_u name_folded[MAXKEYWLEN + 1]; |
7 | 4348 |
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changeset
|
4349 if (curwin->w_s->b_syn_ic) |
154 | 4350 name_ic = str_foldcase(name, (int)STRLEN(name), |
4351 name_folded, MAXKEYWLEN + 1); | |
4352 else | |
4353 name_ic = name; | |
134 | 4354 kp = (keyentry_T *)alloc((int)(sizeof(keyentry_T) + STRLEN(name_ic))); |
4355 if (kp == NULL) | |
4356 return; | |
4357 STRCPY(kp->keyword, name_ic); | |
4358 kp->k_syn.id = id; | |
4359 kp->k_syn.inc_tag = current_syn_inc_tag; | |
4360 kp->flags = flags; | |
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|
4361 kp->k_char = conceal_char; |
134 | 4362 kp->k_syn.cont_in_list = copy_id_list(cont_in_list); |
4363 if (cont_in_list != NULL) | |
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|
4364 curwin->w_s->b_syn_containedin = TRUE; |
134 | 4365 kp->next_list = copy_id_list(next_list); |
4366 | |
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|
4367 if (curwin->w_s->b_syn_ic) |
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parents:
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diff
changeset
|
4368 ht = &curwin->w_s->b_keywtab_ic; |
7 | 4369 else |
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|
4370 ht = &curwin->w_s->b_keywtab; |
134 | 4371 |
4372 hash = hash_hash(kp->keyword); | |
4373 hi = hash_lookup(ht, kp->keyword, hash); | |
4374 if (HASHITEM_EMPTY(hi)) | |
4375 { | |
4376 /* new keyword, add to hashtable */ | |
4377 kp->ke_next = NULL; | |
4378 hash_add_item(ht, hi, kp->keyword, hash); | |
4379 } | |
4380 else | |
4381 { | |
4382 /* keyword already exists, prepend to list */ | |
4383 kp->ke_next = HI2KE(hi); | |
4384 hi->hi_key = KE2HIKEY(kp); | |
4385 } | |
7 | 4386 } |
4387 | |
4388 /* | |
4389 * Get the start and end of the group name argument. | |
4390 * Return a pointer to the first argument. | |
4391 * Return NULL if the end of the command was found instead of further args. | |
4392 */ | |
4393 static char_u * | |
4394 get_group_name(arg, name_end) | |
4395 char_u *arg; /* start of the argument */ | |
4396 char_u **name_end; /* pointer to end of the name */ | |
4397 { | |
4398 char_u *rest; | |
4399 | |
4400 *name_end = skiptowhite(arg); | |
4401 rest = skipwhite(*name_end); | |
4402 | |
4403 /* | |
4404 * Check if there are enough arguments. The first argument may be a | |
4405 * pattern, where '|' is allowed, so only check for NUL. | |
4406 */ | |
4407 if (ends_excmd(*arg) || *rest == NUL) | |
4408 return NULL; | |
4409 return rest; | |
4410 } | |
4411 | |
4412 /* | |
4413 * Check for syntax command option arguments. | |
4414 * This can be called at any place in the list of arguments, and just picks | |
4415 * out the arguments that are known. Can be called several times in a row to | |
4416 * collect all options in between other arguments. | |
4417 * Return a pointer to the next argument (which isn't an option). | |
4418 * Return NULL for any error; | |
4419 */ | |
4420 static char_u * | |
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|
4421 get_syn_options(arg, opt, conceal_char) |
154 | 4422 char_u *arg; /* next argument to be checked */ |
4423 syn_opt_arg_T *opt; /* various things */ | |
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|
4424 int *conceal_char UNUSED; |
154 | 4425 { |
7 | 4426 char_u *gname_start, *gname; |
4427 int syn_id; | |
4428 int len; | |
154 | 4429 char *p; |
7 | 4430 int i; |
4431 int fidx; | |
4432 static struct flag | |
4433 { | |
4434 char *name; | |
154 | 4435 int argtype; |
4436 int flags; | |
4437 } flagtab[] = { {"cCoOnNtTaAiInNeEdD", 0, HL_CONTAINED}, | |
4438 {"oOnNeElLiInNeE", 0, HL_ONELINE}, | |
4439 {"kKeEeEpPeEnNdD", 0, HL_KEEPEND}, | |
4440 {"eExXtTeEnNdD", 0, HL_EXTEND}, | |
4441 {"eExXcClLuUdDeEnNlL", 0, HL_EXCLUDENL}, | |
4442 {"tTrRaAnNsSpPaArReEnNtT", 0, HL_TRANSP}, | |
4443 {"sSkKiIpPnNlL", 0, HL_SKIPNL}, | |
4444 {"sSkKiIpPwWhHiItTeE", 0, HL_SKIPWHITE}, | |
4445 {"sSkKiIpPeEmMpPtTyY", 0, HL_SKIPEMPTY}, | |
4446 {"gGrRoOuUpPhHeErReE", 0, HL_SYNC_HERE}, | |
4447 {"gGrRoOuUpPtThHeErReE", 0, HL_SYNC_THERE}, | |
4448 {"dDiIsSpPlLaAyY", 0, HL_DISPLAY}, | |
4449 {"fFoOlLdD", 0, HL_FOLD}, | |
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4450 {"cCoOnNcCeEaAlL", 0, HL_CONCEAL}, |
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|
4451 {"cCoOnNcCeEaAlLeEnNdDsS", 0, HL_CONCEALENDS}, |
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|
4452 {"cCcChHaArR", 11, 0}, |
154 | 4453 {"cCoOnNtTaAiInNsS", 1, 0}, |
4454 {"cCoOnNtTaAiInNeEdDiInN", 2, 0}, | |
4455 {"nNeExXtTgGrRoOuUpP", 3, 0}, | |
7 | 4456 }; |
154 | 4457 static char *first_letters = "cCoOkKeEtTsSgGdDfFnN"; |
7 | 4458 |
4459 if (arg == NULL) /* already detected error */ | |
4460 return NULL; | |
4461 | |
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4462 #ifdef FEAT_CONCEAL |
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4463 if (curwin->w_s->b_syn_conceal) |
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Add the conceal patch from Vince Negri.
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4464 opt->flags |= HL_CONCEAL; |
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Add the conceal patch from Vince Negri.
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|
4465 #endif |
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|
4466 |
7 | 4467 for (;;) |
4468 { | |
154 | 4469 /* |
4470 * This is used very often when a large number of keywords is defined. | |
4471 * Need to skip quickly when no option name is found. | |
4472 * Also avoid tolower(), it's slow. | |
4473 */ | |
4474 if (strchr(first_letters, *arg) == NULL) | |
4475 break; | |
7 | 4476 |
4477 for (fidx = sizeof(flagtab) / sizeof(struct flag); --fidx >= 0; ) | |
4478 { | |
154 | 4479 p = flagtab[fidx].name; |
4480 for (i = 0, len = 0; p[i] != NUL; i += 2, ++len) | |
4481 if (arg[len] != p[i] && arg[len] != p[i + 1]) | |
4482 break; | |
4483 if (p[i] == NUL && (vim_iswhite(arg[len]) | |
4484 || (flagtab[fidx].argtype > 0 | |
4485 ? arg[len] == '=' | |
4486 : ends_excmd(arg[len])))) | |
7 | 4487 { |
154 | 4488 if (opt->keyword |
4489 && (flagtab[fidx].flags == HL_DISPLAY | |
4490 || flagtab[fidx].flags == HL_FOLD | |
4491 || flagtab[fidx].flags == HL_EXTEND)) | |
7 | 4492 /* treat "display", "fold" and "extend" as a keyword */ |
4493 fidx = -1; | |
4494 break; | |
4495 } | |
4496 } | |
154 | 4497 if (fidx < 0) /* no match found */ |
4498 break; | |
4499 | |
4500 if (flagtab[fidx].argtype == 1) | |
4501 { | |
4502 if (!opt->has_cont_list) | |
7 | 4503 { |
4504 EMSG(_("E395: contains argument not accepted here")); | |
4505 return NULL; | |
4506 } | |
154 | 4507 if (get_id_list(&arg, 8, &opt->cont_list) == FAIL) |
7 | 4508 return NULL; |
4509 } | |
154 | 4510 else if (flagtab[fidx].argtype == 2) |
4511 { | |
4512 #if 0 /* cannot happen */ | |
4513 if (opt->cont_in_list == NULL) | |
7 | 4514 { |
4515 EMSG(_("E396: containedin argument not accepted here")); | |
4516 return NULL; | |
4517 } | |
154 | 4518 #endif |
4519 if (get_id_list(&arg, 11, &opt->cont_in_list) == FAIL) | |
7 | 4520 return NULL; |
4521 } | |
154 | 4522 else if (flagtab[fidx].argtype == 3) |
4523 { | |
4524 if (get_id_list(&arg, 9, &opt->next_list) == FAIL) | |
7 | 4525 return NULL; |
4526 } | |
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4527 else if (flagtab[fidx].argtype == 11 && arg[5] == '=') |
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Add the conceal patch from Vince Negri.
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|
4528 { |
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|
4529 #ifdef FEAT_MBYTE |
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4530 /* cchar=? */ |
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Add the conceal patch from Vince Negri.
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4531 if (has_mbyte) |
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4532 { |
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|
4533 # ifdef FEAT_CONCEAL |
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4534 *conceal_char = mb_ptr2char(arg + 6); |
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4535 # endif |
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4536 arg += mb_ptr2len(arg + 6) - 1; |
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Add the conceal patch from Vince Negri.
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|
4537 } |
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Add the conceal patch from Vince Negri.
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|
4538 else |
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|
4539 #endif |
2251
646d34788036
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4540 { |
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4541 #ifdef FEAT_CONCEAL |
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4542 *conceal_char = arg[6]; |
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|
4543 #else |
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4544 ; |
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|
4545 #endif |
2251
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4546 } |
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4547 arg = skipwhite(arg + 7); |
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|
4548 } |
7 | 4549 else |
154 | 4550 { |
4551 opt->flags |= flagtab[fidx].flags; | |
4552 arg = skipwhite(arg + len); | |
4553 | |
4554 if (flagtab[fidx].flags == HL_SYNC_HERE | |
4555 || flagtab[fidx].flags == HL_SYNC_THERE) | |
4556 { | |
4557 if (opt->sync_idx == NULL) | |
4558 { | |
4559 EMSG(_("E393: group[t]here not accepted here")); | |
4560 return NULL; | |
4561 } | |
4562 gname_start = arg; | |
4563 arg = skiptowhite(arg); | |
4564 if (gname_start == arg) | |
4565 return NULL; | |
4566 gname = vim_strnsave(gname_start, (int)(arg - gname_start)); | |
4567 if (gname == NULL) | |
4568 return NULL; | |
4569 if (STRCMP(gname, "NONE") == 0) | |
4570 *opt->sync_idx = NONE_IDX; | |
4571 else | |
4572 { | |
4573 syn_id = syn_name2id(gname); | |
2250
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|
4574 for (i = curwin->w_s->b_syn_patterns.ga_len; --i >= 0; ) |
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Add the conceal patch from Vince Negri.
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|
4575 if (SYN_ITEMS(curwin->w_s)[i].sp_syn.id == syn_id |
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Add the conceal patch from Vince Negri.
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|
4576 && SYN_ITEMS(curwin->w_s)[i].sp_type == SPTYPE_START) |
154 | 4577 { |
4578 *opt->sync_idx = i; | |
4579 break; | |
4580 } | |
4581 if (i < 0) | |
4582 { | |
4583 EMSG2(_("E394: Didn't find region item for %s"), gname); | |
4584 vim_free(gname); | |
4585 return NULL; | |
4586 } | |
4587 } | |
4588 | |
4589 vim_free(gname); | |
4590 arg = skipwhite(arg); | |
4591 } | |
4592 #ifdef FEAT_FOLDING | |
4593 else if (flagtab[fidx].flags == HL_FOLD | |
4594 && foldmethodIsSyntax(curwin)) | |
4595 /* Need to update folds later. */ | |
4596 foldUpdateAll(curwin); | |
4597 #endif | |
4598 } | |
4599 } | |
7 | 4600 |
4601 return arg; | |
4602 } | |
4603 | |
4604 /* | |
4605 * Adjustments to syntax item when declared in a ":syn include"'d file. | |
4606 * Set the contained flag, and if the item is not already contained, add it | |
4607 * to the specified top-level group, if any. | |
4608 */ | |
4609 static void | |
4610 syn_incl_toplevel(id, flagsp) | |
4611 int id; | |
4612 int *flagsp; | |
4613 { | |
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|
4614 if ((*flagsp & HL_CONTAINED) || curwin->w_s->b_syn_topgrp == 0) |
7 | 4615 return; |
4616 *flagsp |= HL_CONTAINED; | |
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|
4617 if (curwin->w_s->b_syn_topgrp >= SYNID_CLUSTER) |
7 | 4618 { |
4619 /* We have to alloc this, because syn_combine_list() will free it. */ | |
4620 short *grp_list = (short *)alloc((unsigned)(2 * sizeof(short))); | |
2250
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|
4621 int tlg_id = curwin->w_s->b_syn_topgrp - SYNID_CLUSTER; |
7 | 4622 |
4623 if (grp_list != NULL) | |
4624 { | |
4625 grp_list[0] = id; | |
4626 grp_list[1] = 0; | |
2250
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|
4627 syn_combine_list(&SYN_CLSTR(curwin->w_s)[tlg_id].scl_list, &grp_list, |
7 | 4628 CLUSTER_ADD); |
4629 } | |
4630 } | |
4631 } | |
4632 | |
4633 /* | |
4634 * Handle ":syntax include [@{group-name}] filename" command. | |
4635 */ | |
4636 static void | |
4637 syn_cmd_include(eap, syncing) | |
4638 exarg_T *eap; | |
1883 | 4639 int syncing UNUSED; |
7 | 4640 { |
4641 char_u *arg = eap->arg; | |
4642 int sgl_id = 1; | |
4643 char_u *group_name_end; | |
4644 char_u *rest; | |
4645 char_u *errormsg = NULL; | |
4646 int prev_toplvl_grp; | |
4647 int prev_syn_inc_tag; | |
4648 int source = FALSE; | |
4649 | |
4650 eap->nextcmd = find_nextcmd(arg); | |
4651 if (eap->skip) | |
4652 return; | |
4653 | |
4654 if (arg[0] == '@') | |
4655 { | |
4656 ++arg; | |
4657 rest = get_group_name(arg, &group_name_end); | |
4658 if (rest == NULL) | |
4659 { | |
4660 EMSG((char_u *)_("E397: Filename required")); | |
4661 return; | |
4662 } | |
4663 sgl_id = syn_check_cluster(arg, (int)(group_name_end - arg)); | |
4664 /* separate_nextcmd() and expand_filename() depend on this */ | |
4665 eap->arg = rest; | |
4666 } | |
4667 | |
4668 /* | |
4669 * Everything that's left, up to the next command, should be the | |
4670 * filename to include. | |
4671 */ | |
4672 eap->argt |= (XFILE | NOSPC); | |
4673 separate_nextcmd(eap); | |
4674 if (*eap->arg == '<' || *eap->arg == '$' || mch_isFullName(eap->arg)) | |
4675 { | |
4676 /* For an absolute path, "$VIM/..." or "<sfile>.." we ":source" the | |
4677 * file. Need to expand the file name first. In other cases | |
4678 * ":runtime!" is used. */ | |
4679 source = TRUE; | |
4680 if (expand_filename(eap, syn_cmdlinep, &errormsg) == FAIL) | |
4681 { | |
4682 if (errormsg != NULL) | |
4683 EMSG(errormsg); | |
4684 return; | |
4685 } | |
4686 } | |
4687 | |
4688 /* | |
4689 * Save and restore the existing top-level grouplist id and ":syn | |
4690 * include" tag around the actual inclusion. | |
4691 */ | |
4692 prev_syn_inc_tag = current_syn_inc_tag; | |
4693 current_syn_inc_tag = ++running_syn_inc_tag; | |
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Add the conceal patch from Vince Negri.
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|
4694 prev_toplvl_grp = curwin->w_s->b_syn_topgrp; |
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Add the conceal patch from Vince Negri.
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|
4695 curwin->w_s->b_syn_topgrp = sgl_id; |
1299 | 4696 if (source ? do_source(eap->arg, FALSE, DOSO_NONE) == FAIL |
4697 : source_runtime(eap->arg, TRUE) == FAIL) | |
7 | 4698 EMSG2(_(e_notopen), eap->arg); |
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Add the conceal patch from Vince Negri.
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|
4699 curwin->w_s->b_syn_topgrp = prev_toplvl_grp; |
7 | 4700 current_syn_inc_tag = prev_syn_inc_tag; |
4701 } | |
4702 | |
4703 /* | |
4704 * Handle ":syntax keyword {group-name} [{option}] keyword .." command. | |
4705 */ | |
4706 static void | |
4707 syn_cmd_keyword(eap, syncing) | |
4708 exarg_T *eap; | |
1883 | 4709 int syncing UNUSED; |
7 | 4710 { |
4711 char_u *arg = eap->arg; | |
4712 char_u *group_name_end; | |
4713 int syn_id; | |
4714 char_u *rest; | |
4715 char_u *keyword_copy; | |
4716 char_u *p; | |
154 | 4717 char_u *kw; |
4718 syn_opt_arg_T syn_opt_arg; | |
4719 int cnt; | |
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Add the conceal patch from Vince Negri.
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|
4720 int conceal_char = NUL; |
7 | 4721 |
4722 rest = get_group_name(arg, &group_name_end); | |
4723 | |
4724 if (rest != NULL) | |
4725 { | |
4726 syn_id = syn_check_group(arg, (int)(group_name_end - arg)); | |
4727 | |
4728 /* allocate a buffer, for removing the backslashes in the keyword */ | |
4729 keyword_copy = alloc((unsigned)STRLEN(rest) + 1); | |
4730 if (keyword_copy != NULL) | |
4731 { | |
154 | 4732 syn_opt_arg.flags = 0; |
4733 syn_opt_arg.keyword = TRUE; | |
4734 syn_opt_arg.sync_idx = NULL; | |
4735 syn_opt_arg.has_cont_list = FALSE; | |
4736 syn_opt_arg.cont_in_list = NULL; | |
4737 syn_opt_arg.next_list = NULL; | |
4738 | |
7 | 4739 /* |
4740 * The options given apply to ALL keywords, so all options must be | |
4741 * found before keywords can be created. | |
154 | 4742 * 1: collect the options and copy the keywords to keyword_copy. |
7 | 4743 */ |
154 | 4744 cnt = 0; |
4745 p = keyword_copy; | |
4746 for ( ; rest != NULL && !ends_excmd(*rest); rest = skipwhite(rest)) | |
7 | 4747 { |
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Add the conceal patch from Vince Negri.
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|
4748 rest = get_syn_options(rest, &syn_opt_arg, &conceal_char); |
154 | 4749 if (rest == NULL || ends_excmd(*rest)) |
4750 break; | |
4751 /* Copy the keyword, removing backslashes, and add a NUL. */ | |
4752 while (*rest != NUL && !vim_iswhite(*rest)) | |
4753 { | |
4754 if (*rest == '\\' && rest[1] != NUL) | |
4755 ++rest; | |
4756 *p++ = *rest++; | |
4757 } | |
4758 *p++ = NUL; | |
4759 ++cnt; | |
4760 } | |
4761 | |
4762 if (!eap->skip) | |
4763 { | |
4764 /* Adjust flags for use of ":syn include". */ | |
4765 syn_incl_toplevel(syn_id, &syn_opt_arg.flags); | |
4766 | |
7 | 4767 /* |
154 | 4768 * 2: Add an entry for each keyword. |
7 | 4769 */ |
154 | 4770 for (kw = keyword_copy; --cnt >= 0; kw += STRLEN(kw) + 1) |
7 | 4771 { |
154 | 4772 for (p = vim_strchr(kw, '['); ; ) |
7 | 4773 { |
154 | 4774 if (p != NULL) |
4775 *p = NUL; | |
4776 add_keyword(kw, syn_id, syn_opt_arg.flags, | |
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|
4777 syn_opt_arg.cont_in_list, |
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|
4778 syn_opt_arg.next_list, conceal_char); |
168 | 4779 if (p == NULL) |
4780 break; | |
4781 if (p[1] == NUL) | |
4782 { | |
838 | 4783 EMSG2(_("E789: Missing ']': %s"), kw); |
168 | 4784 kw = p + 2; /* skip over the NUL */ |
154 | 4785 break; |
168 | 4786 } |
4787 if (p[1] == ']') | |
4788 { | |
4789 kw = p + 1; /* skip over the "]" */ | |
4790 break; | |
4791 } | |
154 | 4792 #ifdef FEAT_MBYTE |
4793 if (has_mbyte) | |
7 | 4794 { |
474 | 4795 int l = (*mb_ptr2len)(p + 1); |
154 | 4796 |
4797 mch_memmove(p, p + 1, l); | |
4798 p += l; | |
4799 } | |
4800 else | |
7 | 4801 #endif |
154 | 4802 { |
4803 p[0] = p[1]; | |
4804 ++p; | |
7 | 4805 } |
4806 } | |
4807 } | |
4808 } | |
154 | 4809 |
7 | 4810 vim_free(keyword_copy); |
168 | 4811 vim_free(syn_opt_arg.cont_in_list); |
4812 vim_free(syn_opt_arg.next_list); | |
7 | 4813 } |
4814 } | |
4815 | |
4816 if (rest != NULL) | |
4817 eap->nextcmd = check_nextcmd(rest); | |
4818 else | |
4819 EMSG2(_(e_invarg2), arg); | |
4820 | |
745 | 4821 redraw_curbuf_later(SOME_VALID); |
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|
4822 syn_stack_free_all(curwin->w_s); /* Need to recompute all syntax. */ |
7 | 4823 } |
4824 | |
4825 /* | |
4826 * Handle ":syntax match {name} [{options}] {pattern} [{options}]". | |
4827 * | |
4828 * Also ":syntax sync match {name} [[grouphere | groupthere] {group-name}] .." | |
4829 */ | |
4830 static void | |
4831 syn_cmd_match(eap, syncing) | |
4832 exarg_T *eap; | |
4833 int syncing; /* TRUE for ":syntax sync match .. " */ | |
4834 { | |
4835 char_u *arg = eap->arg; | |
4836 char_u *group_name_end; | |
4837 char_u *rest; | |
4838 synpat_T item; /* the item found in the line */ | |
4839 int syn_id; | |
4840 int idx; | |
154 | 4841 syn_opt_arg_T syn_opt_arg; |
7 | 4842 int sync_idx = 0; |
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4843 int conceal_char = NUL; |
7 | 4844 |
4845 /* Isolate the group name, check for validity */ | |
4846 rest = get_group_name(arg, &group_name_end); | |
4847 | |
4848 /* Get options before the pattern */ | |
154 | 4849 syn_opt_arg.flags = 0; |
4850 syn_opt_arg.keyword = FALSE; | |
4851 syn_opt_arg.sync_idx = syncing ? &sync_idx : NULL; | |
4852 syn_opt_arg.has_cont_list = TRUE; | |
4853 syn_opt_arg.cont_list = NULL; | |
4854 syn_opt_arg.cont_in_list = NULL; | |
4855 syn_opt_arg.next_list = NULL; | |
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4856 rest = get_syn_options(rest, &syn_opt_arg, &conceal_char); |
7 | 4857 |
4858 /* get the pattern. */ | |
4859 init_syn_patterns(); | |
4860 vim_memset(&item, 0, sizeof(item)); | |
4861 rest = get_syn_pattern(rest, &item); | |
154 | 4862 if (vim_regcomp_had_eol() && !(syn_opt_arg.flags & HL_EXCLUDENL)) |
4863 syn_opt_arg.flags |= HL_HAS_EOL; | |
7 | 4864 |
4865 /* Get options after the pattern */ | |
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4866 rest = get_syn_options(rest, &syn_opt_arg, &conceal_char); |
7 | 4867 |
4868 if (rest != NULL) /* all arguments are valid */ | |
4869 { | |
4870 /* | |
4871 * Check for trailing command and illegal trailing arguments. | |
4872 */ | |
4873 eap->nextcmd = check_nextcmd(rest); | |
4874 if (!ends_excmd(*rest) || eap->skip) | |
4875 rest = NULL; | |
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4876 else if (ga_grow(&curwin->w_s->b_syn_patterns, 1) != FAIL |
7 | 4877 && (syn_id = syn_check_group(arg, |
4878 (int)(group_name_end - arg))) != 0) | |
4879 { | |
154 | 4880 syn_incl_toplevel(syn_id, &syn_opt_arg.flags); |
7 | 4881 /* |
4882 * Store the pattern in the syn_items list | |
4883 */ | |
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4884 idx = curwin->w_s->b_syn_patterns.ga_len; |
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4885 SYN_ITEMS(curwin->w_s)[idx] = item; |
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4886 SYN_ITEMS(curwin->w_s)[idx].sp_syncing = syncing; |
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4887 SYN_ITEMS(curwin->w_s)[idx].sp_type = SPTYPE_MATCH; |
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4888 SYN_ITEMS(curwin->w_s)[idx].sp_syn.id = syn_id; |
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4889 SYN_ITEMS(curwin->w_s)[idx].sp_syn.inc_tag = current_syn_inc_tag; |
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4890 SYN_ITEMS(curwin->w_s)[idx].sp_flags = syn_opt_arg.flags; |
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4891 SYN_ITEMS(curwin->w_s)[idx].sp_sync_idx = sync_idx; |
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4892 SYN_ITEMS(curwin->w_s)[idx].sp_cont_list = syn_opt_arg.cont_list; |
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4893 SYN_ITEMS(curwin->w_s)[idx].sp_syn.cont_in_list = |
154 | 4894 syn_opt_arg.cont_in_list; |
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4895 #ifdef FEAT_CONCEAL |
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4896 SYN_ITEMS(curwin->w_s)[idx].sp_cchar = conceal_char; |
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4897 #endif |
154 | 4898 if (syn_opt_arg.cont_in_list != NULL) |
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4899 curwin->w_s->b_syn_containedin = TRUE; |
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4900 SYN_ITEMS(curwin->w_s)[idx].sp_next_list = syn_opt_arg.next_list; |
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4901 ++curwin->w_s->b_syn_patterns.ga_len; |
7 | 4902 |
4903 /* remember that we found a match for syncing on */ | |
154 | 4904 if (syn_opt_arg.flags & (HL_SYNC_HERE|HL_SYNC_THERE)) |
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4905 curwin->w_s->b_syn_sync_flags |= SF_MATCH; |
7 | 4906 #ifdef FEAT_FOLDING |
154 | 4907 if (syn_opt_arg.flags & HL_FOLD) |
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4908 ++curwin->w_s->b_syn_folditems; |
7 | 4909 #endif |
4910 | |
745 | 4911 redraw_curbuf_later(SOME_VALID); |
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4912 syn_stack_free_all(curwin->w_s); /* Need to recompute all syntax. */ |
7 | 4913 return; /* don't free the progs and patterns now */ |
4914 } | |
4915 } | |
4916 | |
4917 /* | |
4918 * Something failed, free the allocated memory. | |
4919 */ | |
4920 vim_free(item.sp_prog); | |
4921 vim_free(item.sp_pattern); | |
154 | 4922 vim_free(syn_opt_arg.cont_list); |
4923 vim_free(syn_opt_arg.cont_in_list); | |
4924 vim_free(syn_opt_arg.next_list); | |
7 | 4925 |
4926 if (rest == NULL) | |
4927 EMSG2(_(e_invarg2), arg); | |
4928 } | |
4929 | |
4930 /* | |
4931 * Handle ":syntax region {group-name} [matchgroup={group-name}] | |
4932 * start {start} .. [skip {skip}] end {end} .. [{options}]". | |
4933 */ | |
4934 static void | |
4935 syn_cmd_region(eap, syncing) | |
4936 exarg_T *eap; | |
4937 int syncing; /* TRUE for ":syntax sync region .." */ | |
4938 { | |
4939 char_u *arg = eap->arg; | |
4940 char_u *group_name_end; | |
4941 char_u *rest; /* next arg, NULL on error */ | |
4942 char_u *key_end; | |
4943 char_u *key = NULL; | |
4944 char_u *p; | |
4945 int item; | |
4946 #define ITEM_START 0 | |
4947 #define ITEM_SKIP 1 | |
4948 #define ITEM_END 2 | |
4949 #define ITEM_MATCHGROUP 3 | |
4950 struct pat_ptr | |
4951 { | |
4952 synpat_T *pp_synp; /* pointer to syn_pattern */ | |
4953 int pp_matchgroup_id; /* matchgroup ID */ | |
4954 struct pat_ptr *pp_next; /* pointer to next pat_ptr */ | |
4955 } *(pat_ptrs[3]); | |
4956 /* patterns found in the line */ | |
4957 struct pat_ptr *ppp; | |
4958 struct pat_ptr *ppp_next; | |
4959 int pat_count = 0; /* nr of syn_patterns found */ | |
4960 int syn_id; | |
4961 int matchgroup_id = 0; | |
4962 int not_enough = FALSE; /* not enough arguments */ | |
4963 int illegal = FALSE; /* illegal arguments */ | |
4964 int success = FALSE; | |
4965 int idx; | |
154 | 4966 syn_opt_arg_T syn_opt_arg; |
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4967 int conceal_char = NUL; |
7 | 4968 |
4969 /* Isolate the group name, check for validity */ | |
4970 rest = get_group_name(arg, &group_name_end); | |
4971 | |
4972 pat_ptrs[0] = NULL; | |
4973 pat_ptrs[1] = NULL; | |
4974 pat_ptrs[2] = NULL; | |
4975 | |
4976 init_syn_patterns(); | |
4977 | |
154 | 4978 syn_opt_arg.flags = 0; |
4979 syn_opt_arg.keyword = FALSE; | |
4980 syn_opt_arg.sync_idx = NULL; | |
4981 syn_opt_arg.has_cont_list = TRUE; | |
4982 syn_opt_arg.cont_list = NULL; | |
4983 syn_opt_arg.cont_in_list = NULL; | |
4984 syn_opt_arg.next_list = NULL; | |
4985 | |
7 | 4986 /* |
4987 * get the options, patterns and matchgroup. | |
4988 */ | |
4989 while (rest != NULL && !ends_excmd(*rest)) | |
4990 { | |
4991 /* Check for option arguments */ | |
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4992 rest = get_syn_options(rest, &syn_opt_arg, &conceal_char); |
7 | 4993 if (rest == NULL || ends_excmd(*rest)) |
4994 break; | |
4995 | |
4996 /* must be a pattern or matchgroup then */ | |
4997 key_end = rest; | |
4998 while (*key_end && !vim_iswhite(*key_end) && *key_end != '=') | |
4999 ++key_end; | |
5000 vim_free(key); | |
5001 key = vim_strnsave_up(rest, (int)(key_end - rest)); | |
5002 if (key == NULL) /* out of memory */ | |
5003 { | |
5004 rest = NULL; | |
5005 break; | |
5006 } | |
5007 if (STRCMP(key, "MATCHGROUP") == 0) | |
5008 item = ITEM_MATCHGROUP; | |
5009 else if (STRCMP(key, "START") == 0) | |
5010 item = ITEM_START; | |
5011 else if (STRCMP(key, "END") == 0) | |
5012 item = ITEM_END; | |
5013 else if (STRCMP(key, "SKIP") == 0) | |
5014 { | |
5015 if (pat_ptrs[ITEM_SKIP] != NULL) /* one skip pattern allowed */ | |
5016 { | |
5017 illegal = TRUE; | |
5018 break; | |
5019 } | |
5020 item = ITEM_SKIP; | |
5021 } | |
5022 else | |
5023 break; | |
5024 rest = skipwhite(key_end); | |
5025 if (*rest != '=') | |
5026 { | |
5027 rest = NULL; | |
5028 EMSG2(_("E398: Missing '=': %s"), arg); | |
5029 break; | |
5030 } | |
5031 rest = skipwhite(rest + 1); | |
5032 if (*rest == NUL) | |
5033 { | |
5034 not_enough = TRUE; | |
5035 break; | |
5036 } | |
5037 | |
5038 if (item == ITEM_MATCHGROUP) | |
5039 { | |
5040 p = skiptowhite(rest); | |
5041 if ((p - rest == 4 && STRNCMP(rest, "NONE", 4) == 0) || eap->skip) | |
5042 matchgroup_id = 0; | |
5043 else | |
5044 { | |
5045 matchgroup_id = syn_check_group(rest, (int)(p - rest)); | |
5046 if (matchgroup_id == 0) | |
5047 { | |
5048 illegal = TRUE; | |
5049 break; | |
5050 } | |
5051 } | |
5052 rest = skipwhite(p); | |
5053 } | |
5054 else | |
5055 { | |
5056 /* | |
5057 * Allocate room for a syn_pattern, and link it in the list of | |
5058 * syn_patterns for this item, at the start (because the list is | |
5059 * used from end to start). | |
5060 */ | |
5061 ppp = (struct pat_ptr *)alloc((unsigned)sizeof(struct pat_ptr)); | |
5062 if (ppp == NULL) | |
5063 { | |
5064 rest = NULL; | |
5065 break; | |
5066 } | |
5067 ppp->pp_next = pat_ptrs[item]; | |
5068 pat_ptrs[item] = ppp; | |
5069 ppp->pp_synp = (synpat_T *)alloc_clear((unsigned)sizeof(synpat_T)); | |
5070 if (ppp->pp_synp == NULL) | |
5071 { | |
5072 rest = NULL; | |
5073 break; | |
5074 } | |
5075 | |
5076 /* | |
5077 * Get the syntax pattern and the following offset(s). | |
5078 */ | |
5079 /* Enable the appropriate \z specials. */ | |
5080 if (item == ITEM_START) | |
5081 reg_do_extmatch = REX_SET; | |
5082 else if (item == ITEM_SKIP || item == ITEM_END) | |
5083 reg_do_extmatch = REX_USE; | |
5084 rest = get_syn_pattern(rest, ppp->pp_synp); | |
5085 reg_do_extmatch = 0; | |
5086 if (item == ITEM_END && vim_regcomp_had_eol() | |
154 | 5087 && !(syn_opt_arg.flags & HL_EXCLUDENL)) |
7 | 5088 ppp->pp_synp->sp_flags |= HL_HAS_EOL; |
5089 ppp->pp_matchgroup_id = matchgroup_id; | |
5090 ++pat_count; | |
5091 } | |
5092 } | |
5093 vim_free(key); | |
5094 if (illegal || not_enough) | |
5095 rest = NULL; | |
5096 | |
5097 /* | |
5098 * Must have a "start" and "end" pattern. | |
5099 */ | |
5100 if (rest != NULL && (pat_ptrs[ITEM_START] == NULL || | |
5101 pat_ptrs[ITEM_END] == NULL)) | |
5102 { | |
5103 not_enough = TRUE; | |
5104 rest = NULL; | |
5105 } | |
5106 | |
5107 if (rest != NULL) | |
5108 { | |
5109 /* | |
5110 * Check for trailing garbage or command. | |
5111 * If OK, add the item. | |
5112 */ | |
5113 eap->nextcmd = check_nextcmd(rest); | |
5114 if (!ends_excmd(*rest) || eap->skip) | |
5115 rest = NULL; | |
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5116 else if (ga_grow(&(curwin->w_s->b_syn_patterns), pat_count) != FAIL |
7 | 5117 && (syn_id = syn_check_group(arg, |
5118 (int)(group_name_end - arg))) != 0) | |
5119 { | |
154 | 5120 syn_incl_toplevel(syn_id, &syn_opt_arg.flags); |
7 | 5121 /* |
5122 * Store the start/skip/end in the syn_items list | |
5123 */ | |
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5124 idx = curwin->w_s->b_syn_patterns.ga_len; |
7 | 5125 for (item = ITEM_START; item <= ITEM_END; ++item) |
5126 { | |
5127 for (ppp = pat_ptrs[item]; ppp != NULL; ppp = ppp->pp_next) | |
5128 { | |
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5129 SYN_ITEMS(curwin->w_s)[idx] = *(ppp->pp_synp); |
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5130 SYN_ITEMS(curwin->w_s)[idx].sp_syncing = syncing; |
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5131 SYN_ITEMS(curwin->w_s)[idx].sp_type = |
7 | 5132 (item == ITEM_START) ? SPTYPE_START : |
5133 (item == ITEM_SKIP) ? SPTYPE_SKIP : SPTYPE_END; | |
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5134 SYN_ITEMS(curwin->w_s)[idx].sp_flags |= syn_opt_arg.flags; |
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5135 SYN_ITEMS(curwin->w_s)[idx].sp_syn.id = syn_id; |
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5136 SYN_ITEMS(curwin->w_s)[idx].sp_syn.inc_tag = current_syn_inc_tag; |
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5137 SYN_ITEMS(curwin->w_s)[idx].sp_syn_match_id = |
7 | 5138 ppp->pp_matchgroup_id; |
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5139 #ifdef FEAT_CONCEAL |
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5140 SYN_ITEMS(curwin->w_s)[idx].sp_cchar = conceal_char; |
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5141 #endif |
7 | 5142 if (item == ITEM_START) |
5143 { | |
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5144 SYN_ITEMS(curwin->w_s)[idx].sp_cont_list = |
154 | 5145 syn_opt_arg.cont_list; |
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5146 SYN_ITEMS(curwin->w_s)[idx].sp_syn.cont_in_list = |
154 | 5147 syn_opt_arg.cont_in_list; |
5148 if (syn_opt_arg.cont_in_list != NULL) | |
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5149 curwin->w_s->b_syn_containedin = TRUE; |
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5150 SYN_ITEMS(curwin->w_s)[idx].sp_next_list = |
154 | 5151 syn_opt_arg.next_list; |
7 | 5152 } |
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5153 ++curwin->w_s->b_syn_patterns.ga_len; |
7 | 5154 ++idx; |
5155 #ifdef FEAT_FOLDING | |
154 | 5156 if (syn_opt_arg.flags & HL_FOLD) |
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5157 ++curwin->w_s->b_syn_folditems; |
7 | 5158 #endif |
5159 } | |
5160 } | |
5161 | |
745 | 5162 redraw_curbuf_later(SOME_VALID); |
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5163 syn_stack_free_all(curwin->w_s); /* Need to recompute all syntax. */ |
7 | 5164 success = TRUE; /* don't free the progs and patterns now */ |
5165 } | |
5166 } | |
5167 | |
5168 /* | |
5169 * Free the allocated memory. | |
5170 */ | |
5171 for (item = ITEM_START; item <= ITEM_END; ++item) | |
5172 for (ppp = pat_ptrs[item]; ppp != NULL; ppp = ppp_next) | |
5173 { | |
5174 if (!success) | |
5175 { | |
5176 vim_free(ppp->pp_synp->sp_prog); | |
5177 vim_free(ppp->pp_synp->sp_pattern); | |
5178 } | |
5179 vim_free(ppp->pp_synp); | |
5180 ppp_next = ppp->pp_next; | |
5181 vim_free(ppp); | |
5182 } | |
5183 | |
5184 if (!success) | |
5185 { | |
154 | 5186 vim_free(syn_opt_arg.cont_list); |
5187 vim_free(syn_opt_arg.cont_in_list); | |
5188 vim_free(syn_opt_arg.next_list); | |
7 | 5189 if (not_enough) |
5190 EMSG2(_("E399: Not enough arguments: syntax region %s"), arg); | |
5191 else if (illegal || rest == NULL) | |
5192 EMSG2(_(e_invarg2), arg); | |
5193 } | |
5194 } | |
5195 | |
5196 /* | |
5197 * A simple syntax group ID comparison function suitable for use in qsort() | |
5198 */ | |
5199 static int | |
5200 #ifdef __BORLANDC__ | |
5201 _RTLENTRYF | |
5202 #endif | |
5203 syn_compare_stub(v1, v2) | |
5204 const void *v1; | |
5205 const void *v2; | |
5206 { | |
5207 const short *s1 = v1; | |
5208 const short *s2 = v2; | |
5209 | |
5210 return (*s1 > *s2 ? 1 : *s1 < *s2 ? -1 : 0); | |
5211 } | |
5212 | |
5213 /* | |
5214 * Combines lists of syntax clusters. | |
5215 * *clstr1 and *clstr2 must both be allocated memory; they will be consumed. | |
5216 */ | |
5217 static void | |
5218 syn_combine_list(clstr1, clstr2, list_op) | |
5219 short **clstr1; | |
5220 short **clstr2; | |
5221 int list_op; | |
5222 { | |
5223 int count1 = 0; | |
5224 int count2 = 0; | |
5225 short *g1; | |
5226 short *g2; | |
5227 short *clstr = NULL; | |
5228 int count; | |
5229 int round; | |
5230 | |
5231 /* | |
5232 * Handle degenerate cases. | |
5233 */ | |
5234 if (*clstr2 == NULL) | |
5235 return; | |
5236 if (*clstr1 == NULL || list_op == CLUSTER_REPLACE) | |
5237 { | |
5238 if (list_op == CLUSTER_REPLACE) | |
5239 vim_free(*clstr1); | |
5240 if (list_op == CLUSTER_REPLACE || list_op == CLUSTER_ADD) | |
5241 *clstr1 = *clstr2; | |
5242 else | |
5243 vim_free(*clstr2); | |
5244 return; | |
5245 } | |
5246 | |
5247 for (g1 = *clstr1; *g1; g1++) | |
5248 ++count1; | |
5249 for (g2 = *clstr2; *g2; g2++) | |
5250 ++count2; | |
5251 | |
5252 /* | |
5253 * For speed purposes, sort both lists. | |
5254 */ | |
5255 qsort(*clstr1, (size_t)count1, sizeof(short), syn_compare_stub); | |
5256 qsort(*clstr2, (size_t)count2, sizeof(short), syn_compare_stub); | |
5257 | |
5258 /* | |
5259 * We proceed in two passes; in round 1, we count the elements to place | |
5260 * in the new list, and in round 2, we allocate and populate the new | |
5261 * list. For speed, we use a mergesort-like method, adding the smaller | |
5262 * of the current elements in each list to the new list. | |
5263 */ | |
5264 for (round = 1; round <= 2; round++) | |
5265 { | |
5266 g1 = *clstr1; | |
5267 g2 = *clstr2; | |
5268 count = 0; | |
5269 | |
5270 /* | |
5271 * First, loop through the lists until one of them is empty. | |
5272 */ | |
5273 while (*g1 && *g2) | |
5274 { | |
5275 /* | |
5276 * We always want to add from the first list. | |
5277 */ | |
5278 if (*g1 < *g2) | |
5279 { | |
5280 if (round == 2) | |
5281 clstr[count] = *g1; | |
5282 count++; | |
5283 g1++; | |
5284 continue; | |
5285 } | |
5286 /* | |
5287 * We only want to add from the second list if we're adding the | |
5288 * lists. | |
5289 */ | |
5290 if (list_op == CLUSTER_ADD) | |
5291 { | |
5292 if (round == 2) | |
5293 clstr[count] = *g2; | |
5294 count++; | |
5295 } | |
5296 if (*g1 == *g2) | |
5297 g1++; | |
5298 g2++; | |
5299 } | |
5300 | |
5301 /* | |
5302 * Now add the leftovers from whichever list didn't get finished | |
5303 * first. As before, we only want to add from the second list if | |
5304 * we're adding the lists. | |
5305 */ | |
5306 for (; *g1; g1++, count++) | |
5307 if (round == 2) | |
5308 clstr[count] = *g1; | |
5309 if (list_op == CLUSTER_ADD) | |
5310 for (; *g2; g2++, count++) | |
5311 if (round == 2) | |
5312 clstr[count] = *g2; | |
5313 | |
5314 if (round == 1) | |
5315 { | |
5316 /* | |
5317 * If the group ended up empty, we don't need to allocate any | |
5318 * space for it. | |
5319 */ | |
5320 if (count == 0) | |
5321 { | |
5322 clstr = NULL; | |
5323 break; | |
5324 } | |
5325 clstr = (short *)alloc((unsigned)((count + 1) * sizeof(short))); | |
5326 if (clstr == NULL) | |
5327 break; | |
5328 clstr[count] = 0; | |
5329 } | |
5330 } | |
5331 | |
5332 /* | |
5333 * Finally, put the new list in place. | |
5334 */ | |
5335 vim_free(*clstr1); | |
5336 vim_free(*clstr2); | |
5337 *clstr1 = clstr; | |
5338 } | |
5339 | |
5340 /* | |
5341 * Lookup a syntax cluster name and return it's ID. | |
5342 * If it is not found, 0 is returned. | |
5343 */ | |
5344 static int | |
5345 syn_scl_name2id(name) | |
5346 char_u *name; | |
5347 { | |
5348 int i; | |
5349 char_u *name_u; | |
5350 | |
5351 /* Avoid using stricmp() too much, it's slow on some systems */ | |
5352 name_u = vim_strsave_up(name); | |
5353 if (name_u == NULL) | |
5354 return 0; | |
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|
5355 for (i = curwin->w_s->b_syn_clusters.ga_len; --i >= 0; ) |
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|
5356 if (SYN_CLSTR(curwin->w_s)[i].scl_name_u != NULL |
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|
5357 && STRCMP(name_u, SYN_CLSTR(curwin->w_s)[i].scl_name_u) == 0) |
7 | 5358 break; |
5359 vim_free(name_u); | |
5360 return (i < 0 ? 0 : i + SYNID_CLUSTER); | |
5361 } | |
5362 | |
5363 /* | |
5364 * Like syn_scl_name2id(), but take a pointer + length argument. | |
5365 */ | |
5366 static int | |
5367 syn_scl_namen2id(linep, len) | |
5368 char_u *linep; | |
5369 int len; | |
5370 { | |
5371 char_u *name; | |
5372 int id = 0; | |
5373 | |
5374 name = vim_strnsave(linep, len); | |
5375 if (name != NULL) | |
5376 { | |
5377 id = syn_scl_name2id(name); | |
5378 vim_free(name); | |
5379 } | |
5380 return id; | |
5381 } | |
5382 | |
5383 /* | |
5384 * Find syntax cluster name in the table and return it's ID. | |
5385 * The argument is a pointer to the name and the length of the name. | |
5386 * If it doesn't exist yet, a new entry is created. | |
5387 * Return 0 for failure. | |
5388 */ | |
5389 static int | |
5390 syn_check_cluster(pp, len) | |
5391 char_u *pp; | |
5392 int len; | |
5393 { | |
5394 int id; | |
5395 char_u *name; | |
5396 | |
5397 name = vim_strnsave(pp, len); | |
5398 if (name == NULL) | |
5399 return 0; | |
5400 | |
5401 id = syn_scl_name2id(name); | |
5402 if (id == 0) /* doesn't exist yet */ | |
5403 id = syn_add_cluster(name); | |
5404 else | |
5405 vim_free(name); | |
5406 return id; | |
5407 } | |
5408 | |
5409 /* | |
5410 * Add new syntax cluster and return it's ID. | |
5411 * "name" must be an allocated string, it will be consumed. | |
5412 * Return 0 for failure. | |
5413 */ | |
5414 static int | |
5415 syn_add_cluster(name) | |
221 | 5416 char_u *name; |
5417 { | |
5418 int len; | |
7 | 5419 |
5420 /* | |
5421 * First call for this growarray: init growing array. | |
5422 */ | |
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|
5423 if (curwin->w_s->b_syn_clusters.ga_data == NULL) |
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parents:
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|
5424 { |
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|
5425 curwin->w_s->b_syn_clusters.ga_itemsize = sizeof(syn_cluster_T); |
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diff
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|
5426 curwin->w_s->b_syn_clusters.ga_growsize = 10; |
7 | 5427 } |
5428 | |
5429 /* | |
5430 * Make room for at least one other cluster entry. | |
5431 */ | |
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|
5432 if (ga_grow(&curwin->w_s->b_syn_clusters, 1) == FAIL) |
7 | 5433 { |
5434 vim_free(name); | |
5435 return 0; | |
5436 } | |
2250
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changeset
|
5437 len = curwin->w_s->b_syn_clusters.ga_len; |
1bac28a53fae
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changeset
|
5438 |
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|
5439 vim_memset(&(SYN_CLSTR(curwin->w_s)[len]), 0, sizeof(syn_cluster_T)); |
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|
5440 SYN_CLSTR(curwin->w_s)[len].scl_name = name; |
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parents:
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diff
changeset
|
5441 SYN_CLSTR(curwin->w_s)[len].scl_name_u = vim_strsave_up(name); |
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|
5442 SYN_CLSTR(curwin->w_s)[len].scl_list = NULL; |
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|
5443 ++curwin->w_s->b_syn_clusters.ga_len; |
7 | 5444 |
221 | 5445 if (STRICMP(name, "Spell") == 0) |
2250
1bac28a53fae
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parents:
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diff
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|
5446 curwin->w_s->b_spell_cluster_id = len + SYNID_CLUSTER; |
227 | 5447 if (STRICMP(name, "NoSpell") == 0) |
2250
1bac28a53fae
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|
5448 curwin->w_s->b_nospell_cluster_id = len + SYNID_CLUSTER; |
221 | 5449 |
7 | 5450 return len + SYNID_CLUSTER; |
5451 } | |
5452 | |
5453 /* | |
5454 * Handle ":syntax cluster {cluster-name} [contains={groupname},..] | |
5455 * [add={groupname},..] [remove={groupname},..]". | |
5456 */ | |
5457 static void | |
5458 syn_cmd_cluster(eap, syncing) | |
5459 exarg_T *eap; | |
1883 | 5460 int syncing UNUSED; |
7 | 5461 { |
5462 char_u *arg = eap->arg; | |
5463 char_u *group_name_end; | |
5464 char_u *rest; | |
5465 int scl_id; | |
5466 short *clstr_list; | |
5467 int got_clstr = FALSE; | |
5468 int opt_len; | |
5469 int list_op; | |
5470 | |
5471 eap->nextcmd = find_nextcmd(arg); | |
5472 if (eap->skip) | |
5473 return; | |
5474 | |
5475 rest = get_group_name(arg, &group_name_end); | |
5476 | |
5477 if (rest != NULL) | |
5478 { | |
5479 scl_id = syn_check_cluster(arg, (int)(group_name_end - arg)) | |
221 | 5480 - SYNID_CLUSTER; |
7 | 5481 |
5482 for (;;) | |
5483 { | |
5484 if (STRNICMP(rest, "add", 3) == 0 | |
5485 && (vim_iswhite(rest[3]) || rest[3] == '=')) | |
5486 { | |
5487 opt_len = 3; | |
5488 list_op = CLUSTER_ADD; | |
5489 } | |
5490 else if (STRNICMP(rest, "remove", 6) == 0 | |
5491 && (vim_iswhite(rest[6]) || rest[6] == '=')) | |
5492 { | |
5493 opt_len = 6; | |
5494 list_op = CLUSTER_SUBTRACT; | |
5495 } | |
5496 else if (STRNICMP(rest, "contains", 8) == 0 | |
5497 && (vim_iswhite(rest[8]) || rest[8] == '=')) | |
5498 { | |
5499 opt_len = 8; | |
5500 list_op = CLUSTER_REPLACE; | |
5501 } | |
5502 else | |
5503 break; | |
5504 | |
5505 clstr_list = NULL; | |
5506 if (get_id_list(&rest, opt_len, &clstr_list) == FAIL) | |
5507 { | |
5508 EMSG2(_(e_invarg2), rest); | |
5509 break; | |
5510 } | |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
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2215
diff
changeset
|
5511 syn_combine_list(&SYN_CLSTR(curwin->w_s)[scl_id].scl_list, |
7 | 5512 &clstr_list, list_op); |
5513 got_clstr = TRUE; | |
5514 } | |
5515 | |
5516 if (got_clstr) | |
5517 { | |
745 | 5518 redraw_curbuf_later(SOME_VALID); |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
5519 syn_stack_free_all(curwin->w_s); /* Need to recompute all syntax. */ |
7 | 5520 } |
5521 } | |
5522 | |
5523 if (!got_clstr) | |
5524 EMSG(_("E400: No cluster specified")); | |
5525 if (rest == NULL || !ends_excmd(*rest)) | |
5526 EMSG2(_(e_invarg2), arg); | |
5527 } | |
5528 | |
5529 /* | |
5530 * On first call for current buffer: Init growing array. | |
5531 */ | |
5532 static void | |
5533 init_syn_patterns() | |
5534 { | |
2250
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Bram Moolenaar <bram@vim.org>
parents:
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diff
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|
5535 curwin->w_s->b_syn_patterns.ga_itemsize = sizeof(synpat_T); |
1bac28a53fae
Add the conceal patch from Vince Negri.
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parents:
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diff
changeset
|
5536 curwin->w_s->b_syn_patterns.ga_growsize = 10; |
7 | 5537 } |
5538 | |
5539 /* | |
5540 * Get one pattern for a ":syntax match" or ":syntax region" command. | |
5541 * Stores the pattern and program in a synpat_T. | |
5542 * Returns a pointer to the next argument, or NULL in case of an error. | |
5543 */ | |
5544 static char_u * | |
5545 get_syn_pattern(arg, ci) | |
5546 char_u *arg; | |
5547 synpat_T *ci; | |
5548 { | |
5549 char_u *end; | |
5550 int *p; | |
5551 int idx; | |
5552 char_u *cpo_save; | |
5553 | |
5554 /* need at least three chars */ | |
5555 if (arg == NULL || arg[1] == NUL || arg[2] == NUL) | |
5556 return NULL; | |
5557 | |
5558 end = skip_regexp(arg + 1, *arg, TRUE, NULL); | |
5559 if (*end != *arg) /* end delimiter not found */ | |
5560 { | |
5561 EMSG2(_("E401: Pattern delimiter not found: %s"), arg); | |
5562 return NULL; | |
5563 } | |
5564 /* store the pattern and compiled regexp program */ | |
5565 if ((ci->sp_pattern = vim_strnsave(arg + 1, (int)(end - arg - 1))) == NULL) | |
5566 return NULL; | |
5567 | |
5568 /* Make 'cpoptions' empty, to avoid the 'l' flag */ | |
5569 cpo_save = p_cpo; | |
5570 p_cpo = (char_u *)""; | |
5571 ci->sp_prog = vim_regcomp(ci->sp_pattern, RE_MAGIC); | |
5572 p_cpo = cpo_save; | |
5573 | |
5574 if (ci->sp_prog == NULL) | |
5575 return NULL; | |
2250
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changeset
|
5576 ci->sp_ic = curwin->w_s->b_syn_ic; |
7 | 5577 |
5578 /* | |
5579 * Check for a match, highlight or region offset. | |
5580 */ | |
5581 ++end; | |
5582 do | |
5583 { | |
5584 for (idx = SPO_COUNT; --idx >= 0; ) | |
5585 if (STRNCMP(end, spo_name_tab[idx], 3) == 0) | |
5586 break; | |
5587 if (idx >= 0) | |
5588 { | |
5589 p = &(ci->sp_offsets[idx]); | |
5590 if (idx != SPO_LC_OFF) | |
5591 switch (end[3]) | |
5592 { | |
5593 case 's': break; | |
5594 case 'b': break; | |
5595 case 'e': idx += SPO_COUNT; break; | |
5596 default: idx = -1; break; | |
5597 } | |
5598 if (idx >= 0) | |
5599 { | |
5600 ci->sp_off_flags |= (1 << idx); | |
5601 if (idx == SPO_LC_OFF) /* lc=99 */ | |
5602 { | |
5603 end += 3; | |
5604 *p = getdigits(&end); | |
5605 | |
5606 /* "lc=" offset automatically sets "ms=" offset */ | |
5607 if (!(ci->sp_off_flags & (1 << SPO_MS_OFF))) | |
5608 { | |
5609 ci->sp_off_flags |= (1 << SPO_MS_OFF); | |
5610 ci->sp_offsets[SPO_MS_OFF] = *p; | |
5611 } | |
5612 } | |
5613 else /* yy=x+99 */ | |
5614 { | |
5615 end += 4; | |
5616 if (*end == '+') | |
5617 { | |
5618 ++end; | |
5619 *p = getdigits(&end); /* positive offset */ | |
5620 } | |
5621 else if (*end == '-') | |
5622 { | |
5623 ++end; | |
5624 *p = -getdigits(&end); /* negative offset */ | |
5625 } | |
5626 } | |
5627 if (*end != ',') | |
5628 break; | |
5629 ++end; | |
5630 } | |
5631 } | |
5632 } while (idx >= 0); | |
5633 | |
5634 if (!ends_excmd(*end) && !vim_iswhite(*end)) | |
5635 { | |
5636 EMSG2(_("E402: Garbage after pattern: %s"), arg); | |
5637 return NULL; | |
5638 } | |
5639 return skipwhite(end); | |
5640 } | |
5641 | |
5642 /* | |
5643 * Handle ":syntax sync .." command. | |
5644 */ | |
5645 static void | |
5646 syn_cmd_sync(eap, syncing) | |
5647 exarg_T *eap; | |
1883 | 5648 int syncing UNUSED; |
7 | 5649 { |
5650 char_u *arg_start = eap->arg; | |
5651 char_u *arg_end; | |
5652 char_u *key = NULL; | |
5653 char_u *next_arg; | |
5654 int illegal = FALSE; | |
5655 int finished = FALSE; | |
5656 long n; | |
5657 char_u *cpo_save; | |
5658 | |
5659 if (ends_excmd(*arg_start)) | |
5660 { | |
5661 syn_cmd_list(eap, TRUE); | |
5662 return; | |
5663 } | |
5664 | |
5665 while (!ends_excmd(*arg_start)) | |
5666 { | |
5667 arg_end = skiptowhite(arg_start); | |
5668 next_arg = skipwhite(arg_end); | |
5669 vim_free(key); | |
5670 key = vim_strnsave_up(arg_start, (int)(arg_end - arg_start)); | |
5671 if (STRCMP(key, "CCOMMENT") == 0) | |
5672 { | |
5673 if (!eap->skip) | |
2250
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parents:
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diff
changeset
|
5674 curwin->w_s->b_syn_sync_flags |= SF_CCOMMENT; |
7 | 5675 if (!ends_excmd(*next_arg)) |
5676 { | |
5677 arg_end = skiptowhite(next_arg); | |
5678 if (!eap->skip) | |
2250
1bac28a53fae
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|
5679 curwin->w_s->b_syn_sync_id = syn_check_group(next_arg, |
7 | 5680 (int)(arg_end - next_arg)); |
5681 next_arg = skipwhite(arg_end); | |
5682 } | |
5683 else if (!eap->skip) | |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
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parents:
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changeset
|
5684 curwin->w_s->b_syn_sync_id = syn_name2id((char_u *)"Comment"); |
7 | 5685 } |
5686 else if ( STRNCMP(key, "LINES", 5) == 0 | |
5687 || STRNCMP(key, "MINLINES", 8) == 0 | |
5688 || STRNCMP(key, "MAXLINES", 8) == 0 | |
5689 || STRNCMP(key, "LINEBREAKS", 10) == 0) | |
5690 { | |
5691 if (key[4] == 'S') | |
5692 arg_end = key + 6; | |
5693 else if (key[0] == 'L') | |
5694 arg_end = key + 11; | |
5695 else | |
5696 arg_end = key + 9; | |
5697 if (arg_end[-1] != '=' || !VIM_ISDIGIT(*arg_end)) | |
5698 { | |
5699 illegal = TRUE; | |
5700 break; | |
5701 } | |
5702 n = getdigits(&arg_end); | |
5703 if (!eap->skip) | |
5704 { | |
5705 if (key[4] == 'B') | |
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parents:
2215
diff
changeset
|
5706 curwin->w_s->b_syn_sync_linebreaks = n; |
7 | 5707 else if (key[1] == 'A') |
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diff
changeset
|
5708 curwin->w_s->b_syn_sync_maxlines = n; |
7 | 5709 else |
2250
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Add the conceal patch from Vince Negri.
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parents:
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diff
changeset
|
5710 curwin->w_s->b_syn_sync_minlines = n; |
7 | 5711 } |
5712 } | |
5713 else if (STRCMP(key, "FROMSTART") == 0) | |
5714 { | |
5715 if (!eap->skip) | |
5716 { | |
2250
1bac28a53fae
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parents:
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diff
changeset
|
5717 curwin->w_s->b_syn_sync_minlines = MAXLNUM; |
1bac28a53fae
Add the conceal patch from Vince Negri.
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parents:
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diff
changeset
|
5718 curwin->w_s->b_syn_sync_maxlines = 0; |
7 | 5719 } |
5720 } | |
5721 else if (STRCMP(key, "LINECONT") == 0) | |
5722 { | |
2250
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Add the conceal patch from Vince Negri.
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diff
changeset
|
5723 if (curwin->w_s->b_syn_linecont_pat != NULL) |
7 | 5724 { |
5725 EMSG(_("E403: syntax sync: line continuations pattern specified twice")); | |
5726 finished = TRUE; | |
5727 break; | |
5728 } | |
5729 arg_end = skip_regexp(next_arg + 1, *next_arg, TRUE, NULL); | |
5730 if (*arg_end != *next_arg) /* end delimiter not found */ | |
5731 { | |
5732 illegal = TRUE; | |
5733 break; | |
5734 } | |
5735 | |
5736 if (!eap->skip) | |
5737 { | |
5738 /* store the pattern and compiled regexp program */ | |
2250
1bac28a53fae
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parents:
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diff
changeset
|
5739 if ((curwin->w_s->b_syn_linecont_pat = vim_strnsave(next_arg + 1, |
7 | 5740 (int)(arg_end - next_arg - 1))) == NULL) |
5741 { | |
5742 finished = TRUE; | |
5743 break; | |
5744 } | |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
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parents:
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diff
changeset
|
5745 curwin->w_s->b_syn_linecont_ic = curwin->w_s->b_syn_ic; |
7 | 5746 |
5747 /* Make 'cpoptions' empty, to avoid the 'l' flag */ | |
5748 cpo_save = p_cpo; | |
5749 p_cpo = (char_u *)""; | |
2250
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Add the conceal patch from Vince Negri.
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diff
changeset
|
5750 curwin->w_s->b_syn_linecont_prog = |
1bac28a53fae
Add the conceal patch from Vince Negri.
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parents:
2215
diff
changeset
|
5751 vim_regcomp(curwin->w_s->b_syn_linecont_pat, RE_MAGIC); |
7 | 5752 p_cpo = cpo_save; |
5753 | |
2250
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diff
changeset
|
5754 if (curwin->w_s->b_syn_linecont_prog == NULL) |
7 | 5755 { |
2250
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Add the conceal patch from Vince Negri.
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parents:
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diff
changeset
|
5756 vim_free(curwin->w_s->b_syn_linecont_pat); |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
5757 curwin->w_s->b_syn_linecont_pat = NULL; |
7 | 5758 finished = TRUE; |
5759 break; | |
5760 } | |
5761 } | |
5762 next_arg = skipwhite(arg_end + 1); | |
5763 } | |
5764 else | |
5765 { | |
5766 eap->arg = next_arg; | |
5767 if (STRCMP(key, "MATCH") == 0) | |
5768 syn_cmd_match(eap, TRUE); | |
5769 else if (STRCMP(key, "REGION") == 0) | |
5770 syn_cmd_region(eap, TRUE); | |
5771 else if (STRCMP(key, "CLEAR") == 0) | |
5772 syn_cmd_clear(eap, TRUE); | |
5773 else | |
5774 illegal = TRUE; | |
5775 finished = TRUE; | |
5776 break; | |
5777 } | |
5778 arg_start = next_arg; | |
5779 } | |
5780 vim_free(key); | |
5781 if (illegal) | |
5782 EMSG2(_("E404: Illegal arguments: %s"), arg_start); | |
5783 else if (!finished) | |
5784 { | |
5785 eap->nextcmd = check_nextcmd(arg_start); | |
745 | 5786 redraw_curbuf_later(SOME_VALID); |
2250
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Add the conceal patch from Vince Negri.
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parents:
2215
diff
changeset
|
5787 syn_stack_free_all(curwin->w_s); /* Need to recompute all syntax. */ |
7 | 5788 } |
5789 } | |
5790 | |
5791 /* | |
5792 * Convert a line of highlight group names into a list of group ID numbers. | |
5793 * "arg" should point to the "contains" or "nextgroup" keyword. | |
5794 * "arg" is advanced to after the last group name. | |
5795 * Careful: the argument is modified (NULs added). | |
5796 * returns FAIL for some error, OK for success. | |
5797 */ | |
5798 static int | |
5799 get_id_list(arg, keylen, list) | |
5800 char_u **arg; | |
5801 int keylen; /* length of keyword */ | |
5802 short **list; /* where to store the resulting list, if not | |
5803 NULL, the list is silently skipped! */ | |
5804 { | |
5805 char_u *p = NULL; | |
5806 char_u *end; | |
5807 int round; | |
5808 int count; | |
5809 int total_count = 0; | |
5810 short *retval = NULL; | |
5811 char_u *name; | |
5812 regmatch_T regmatch; | |
5813 int id; | |
5814 int i; | |
5815 int failed = FALSE; | |
5816 | |
5817 /* | |
5818 * We parse the list twice: | |
5819 * round == 1: count the number of items, allocate the array. | |
5820 * round == 2: fill the array with the items. | |
5821 * In round 1 new groups may be added, causing the number of items to | |
5822 * grow when a regexp is used. In that case round 1 is done once again. | |
5823 */ | |
5824 for (round = 1; round <= 2; ++round) | |
5825 { | |
5826 /* | |
5827 * skip "contains" | |
5828 */ | |
5829 p = skipwhite(*arg + keylen); | |
5830 if (*p != '=') | |
5831 { | |
5832 EMSG2(_("E405: Missing equal sign: %s"), *arg); | |
5833 break; | |
5834 } | |
5835 p = skipwhite(p + 1); | |
5836 if (ends_excmd(*p)) | |
5837 { | |
5838 EMSG2(_("E406: Empty argument: %s"), *arg); | |
5839 break; | |
5840 } | |
5841 | |
5842 /* | |
5843 * parse the arguments after "contains" | |
5844 */ | |
5845 count = 0; | |
5846 while (!ends_excmd(*p)) | |
5847 { | |
5848 for (end = p; *end && !vim_iswhite(*end) && *end != ','; ++end) | |
5849 ; | |
5850 name = alloc((int)(end - p + 3)); /* leave room for "^$" */ | |
5851 if (name == NULL) | |
5852 { | |
5853 failed = TRUE; | |
5854 break; | |
5855 } | |
419 | 5856 vim_strncpy(name + 1, p, end - p); |
7 | 5857 if ( STRCMP(name + 1, "ALLBUT") == 0 |
5858 || STRCMP(name + 1, "ALL") == 0 | |
5859 || STRCMP(name + 1, "TOP") == 0 | |
5860 || STRCMP(name + 1, "CONTAINED") == 0) | |
5861 { | |
5862 if (TOUPPER_ASC(**arg) != 'C') | |
5863 { | |
5864 EMSG2(_("E407: %s not allowed here"), name + 1); | |
5865 failed = TRUE; | |
5866 vim_free(name); | |
5867 break; | |
5868 } | |
5869 if (count != 0) | |
5870 { | |
5871 EMSG2(_("E408: %s must be first in contains list"), name + 1); | |
5872 failed = TRUE; | |
5873 vim_free(name); | |
5874 break; | |
5875 } | |
5876 if (name[1] == 'A') | |
5877 id = SYNID_ALLBUT; | |
5878 else if (name[1] == 'T') | |
5879 id = SYNID_TOP; | |
5880 else | |
5881 id = SYNID_CONTAINED; | |
5882 id += current_syn_inc_tag; | |
5883 } | |
5884 else if (name[1] == '@') | |
5885 { | |
5886 id = syn_check_cluster(name + 2, (int)(end - p - 1)); | |
5887 } | |
5888 else | |
5889 { | |
5890 /* | |
5891 * Handle full group name. | |
5892 */ | |
5893 if (vim_strpbrk(name + 1, (char_u *)"\\.*^$~[") == NULL) | |
5894 id = syn_check_group(name + 1, (int)(end - p)); | |
5895 else | |
5896 { | |
5897 /* | |
5898 * Handle match of regexp with group names. | |
5899 */ | |
5900 *name = '^'; | |
5901 STRCAT(name, "$"); | |
5902 regmatch.regprog = vim_regcomp(name, RE_MAGIC); | |
5903 if (regmatch.regprog == NULL) | |
5904 { | |
5905 failed = TRUE; | |
5906 vim_free(name); | |
5907 break; | |
5908 } | |
5909 | |
5910 regmatch.rm_ic = TRUE; | |
5911 id = 0; | |
5912 for (i = highlight_ga.ga_len; --i >= 0; ) | |
5913 { | |
5914 if (vim_regexec(®match, HL_TABLE()[i].sg_name, | |
5915 (colnr_T)0)) | |
5916 { | |
5917 if (round == 2) | |
5918 { | |
5919 /* Got more items than expected; can happen | |
5920 * when adding items that match: | |
5921 * "contains=a.*b,axb". | |
5922 * Go back to first round */ | |
5923 if (count >= total_count) | |
5924 { | |
5925 vim_free(retval); | |
5926 round = 1; | |
5927 } | |
5928 else | |
5929 retval[count] = i + 1; | |
5930 } | |
5931 ++count; | |
5932 id = -1; /* remember that we found one */ | |
5933 } | |
5934 } | |
5935 vim_free(regmatch.regprog); | |
5936 } | |
5937 } | |
5938 vim_free(name); | |
5939 if (id == 0) | |
5940 { | |
5941 EMSG2(_("E409: Unknown group name: %s"), p); | |
5942 failed = TRUE; | |
5943 break; | |
5944 } | |
5945 if (id > 0) | |
5946 { | |
5947 if (round == 2) | |
5948 { | |
5949 /* Got more items than expected, go back to first round */ | |
5950 if (count >= total_count) | |
5951 { | |
5952 vim_free(retval); | |
5953 round = 1; | |
5954 } | |
5955 else | |
5956 retval[count] = id; | |
5957 } | |
5958 ++count; | |
5959 } | |
5960 p = skipwhite(end); | |
5961 if (*p != ',') | |
5962 break; | |
5963 p = skipwhite(p + 1); /* skip comma in between arguments */ | |
5964 } | |
5965 if (failed) | |
5966 break; | |
5967 if (round == 1) | |
5968 { | |
5969 retval = (short *)alloc((unsigned)((count + 1) * sizeof(short))); | |
5970 if (retval == NULL) | |
5971 break; | |
5972 retval[count] = 0; /* zero means end of the list */ | |
5973 total_count = count; | |
5974 } | |
5975 } | |
5976 | |
5977 *arg = p; | |
5978 if (failed || retval == NULL) | |
5979 { | |
5980 vim_free(retval); | |
5981 return FAIL; | |
5982 } | |
5983 | |
5984 if (*list == NULL) | |
5985 *list = retval; | |
5986 else | |
5987 vim_free(retval); /* list already found, don't overwrite it */ | |
5988 | |
5989 return OK; | |
5990 } | |
5991 | |
5992 /* | |
5993 * Make a copy of an ID list. | |
5994 */ | |
5995 static short * | |
5996 copy_id_list(list) | |
5997 short *list; | |
5998 { | |
5999 int len; | |
6000 int count; | |
6001 short *retval; | |
6002 | |
6003 if (list == NULL) | |
6004 return NULL; | |
6005 | |
6006 for (count = 0; list[count]; ++count) | |
6007 ; | |
6008 len = (count + 1) * sizeof(short); | |
6009 retval = (short *)alloc((unsigned)len); | |
6010 if (retval != NULL) | |
6011 mch_memmove(retval, list, (size_t)len); | |
6012 | |
6013 return retval; | |
6014 } | |
6015 | |
6016 /* | |
6017 * Check if syntax group "ssp" is in the ID list "list" of "cur_si". | |
6018 * "cur_si" can be NULL if not checking the "containedin" list. | |
6019 * Used to check if a syntax item is in the "contains" or "nextgroup" list of | |
6020 * the current item. | |
6021 * This function is called very often, keep it fast!! | |
6022 */ | |
6023 static int | |
6024 in_id_list(cur_si, list, ssp, contained) | |
6025 stateitem_T *cur_si; /* current item or NULL */ | |
6026 short *list; /* id list */ | |
6027 struct sp_syn *ssp; /* group id and ":syn include" tag of group */ | |
6028 int contained; /* group id is contained */ | |
6029 { | |
6030 int retval; | |
6031 short *scl_list; | |
6032 short item; | |
6033 short id = ssp->id; | |
6034 static int depth = 0; | |
6035 int r; | |
6036 | |
6037 /* If spp has a "containedin" list and "cur_si" is in it, return TRUE. */ | |
36 | 6038 if (cur_si != NULL && ssp->cont_in_list != NULL |
6039 && !(cur_si->si_flags & HL_MATCH)) | |
7 | 6040 { |
6041 /* Ignore transparent items without a contains argument. Double check | |
6042 * that we don't go back past the first one. */ | |
6043 while ((cur_si->si_flags & HL_TRANS_CONT) | |
6044 && cur_si > (stateitem_T *)(current_state.ga_data)) | |
6045 --cur_si; | |
6046 /* cur_si->si_idx is -1 for keywords, these never contain anything. */ | |
6047 if (cur_si->si_idx >= 0 && in_id_list(NULL, ssp->cont_in_list, | |
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2215
diff
changeset
|
6048 &(SYN_ITEMS(syn_block)[cur_si->si_idx].sp_syn), |
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Add the conceal patch from Vince Negri.
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parents:
2215
diff
changeset
|
6049 SYN_ITEMS(syn_block)[cur_si->si_idx].sp_flags & HL_CONTAINED)) |
7 | 6050 return TRUE; |
6051 } | |
6052 | |
6053 if (list == NULL) | |
6054 return FALSE; | |
6055 | |
6056 /* | |
6057 * If list is ID_LIST_ALL, we are in a transparent item that isn't | |
6058 * inside anything. Only allow not-contained groups. | |
6059 */ | |
6060 if (list == ID_LIST_ALL) | |
6061 return !contained; | |
6062 | |
6063 /* | |
6064 * If the first item is "ALLBUT", return TRUE if "id" is NOT in the | |
6065 * contains list. We also require that "id" is at the same ":syn include" | |
6066 * level as the list. | |
6067 */ | |
6068 item = *list; | |
6069 if (item >= SYNID_ALLBUT && item < SYNID_CLUSTER) | |
6070 { | |
6071 if (item < SYNID_TOP) | |
6072 { | |
6073 /* ALL or ALLBUT: accept all groups in the same file */ | |
6074 if (item - SYNID_ALLBUT != ssp->inc_tag) | |
6075 return FALSE; | |
6076 } | |
6077 else if (item < SYNID_CONTAINED) | |
6078 { | |
6079 /* TOP: accept all not-contained groups in the same file */ | |
6080 if (item - SYNID_TOP != ssp->inc_tag || contained) | |
6081 return FALSE; | |
6082 } | |
6083 else | |
6084 { | |
6085 /* CONTAINED: accept all contained groups in the same file */ | |
6086 if (item - SYNID_CONTAINED != ssp->inc_tag || !contained) | |
6087 return FALSE; | |
6088 } | |
6089 item = *++list; | |
6090 retval = FALSE; | |
6091 } | |
6092 else | |
6093 retval = TRUE; | |
6094 | |
6095 /* | |
6096 * Return "retval" if id is in the contains list. | |
6097 */ | |
6098 while (item != 0) | |
6099 { | |
6100 if (item == id) | |
6101 return retval; | |
6102 if (item >= SYNID_CLUSTER) | |
6103 { | |
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diff
changeset
|
6104 scl_list = SYN_CLSTR(syn_block)[item - SYNID_CLUSTER].scl_list; |
7 | 6105 /* restrict recursiveness to 30 to avoid an endless loop for a |
6106 * cluster that includes itself (indirectly) */ | |
6107 if (scl_list != NULL && depth < 30) | |
6108 { | |
6109 ++depth; | |
6110 r = in_id_list(NULL, scl_list, ssp, contained); | |
6111 --depth; | |
6112 if (r) | |
6113 return retval; | |
6114 } | |
6115 } | |
6116 item = *++list; | |
6117 } | |
6118 return !retval; | |
6119 } | |
6120 | |
6121 struct subcommand | |
6122 { | |
6123 char *name; /* subcommand name */ | |
6124 void (*func)__ARGS((exarg_T *, int)); /* function to call */ | |
6125 }; | |
6126 | |
6127 static struct subcommand subcommands[] = | |
6128 { | |
6129 {"case", syn_cmd_case}, | |
6130 {"clear", syn_cmd_clear}, | |
6131 {"cluster", syn_cmd_cluster}, | |
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changeset
|
6132 {"conceal", syn_cmd_conceal}, |
7 | 6133 {"enable", syn_cmd_enable}, |
6134 {"include", syn_cmd_include}, | |
6135 {"keyword", syn_cmd_keyword}, | |
6136 {"list", syn_cmd_list}, | |
6137 {"manual", syn_cmd_manual}, | |
6138 {"match", syn_cmd_match}, | |
6139 {"on", syn_cmd_on}, | |
6140 {"off", syn_cmd_off}, | |
6141 {"region", syn_cmd_region}, | |
6142 {"reset", syn_cmd_reset}, | |
419 | 6143 {"spell", syn_cmd_spell}, |
7 | 6144 {"sync", syn_cmd_sync}, |
6145 {"", syn_cmd_list}, | |
6146 {NULL, NULL} | |
6147 }; | |
6148 | |
6149 /* | |
6150 * ":syntax". | |
6151 * This searches the subcommands[] table for the subcommand name, and calls a | |
6152 * syntax_subcommand() function to do the rest. | |
6153 */ | |
6154 void | |
6155 ex_syntax(eap) | |
6156 exarg_T *eap; | |
6157 { | |
6158 char_u *arg = eap->arg; | |
6159 char_u *subcmd_end; | |
6160 char_u *subcmd_name; | |
6161 int i; | |
6162 | |
6163 syn_cmdlinep = eap->cmdlinep; | |
6164 | |
6165 /* isolate subcommand name */ | |
6166 for (subcmd_end = arg; ASCII_ISALPHA(*subcmd_end); ++subcmd_end) | |
6167 ; | |
6168 subcmd_name = vim_strnsave(arg, (int)(subcmd_end - arg)); | |
6169 if (subcmd_name != NULL) | |
6170 { | |
6171 if (eap->skip) /* skip error messages for all subcommands */ | |
6172 ++emsg_skip; | |
6173 for (i = 0; ; ++i) | |
6174 { | |
6175 if (subcommands[i].name == NULL) | |
6176 { | |
6177 EMSG2(_("E410: Invalid :syntax subcommand: %s"), subcmd_name); | |
6178 break; | |
6179 } | |
6180 if (STRCMP(subcmd_name, (char_u *)subcommands[i].name) == 0) | |
6181 { | |
6182 eap->arg = skipwhite(subcmd_end); | |
6183 (subcommands[i].func)(eap, FALSE); | |
6184 break; | |
6185 } | |
6186 } | |
6187 vim_free(subcmd_name); | |
6188 if (eap->skip) | |
6189 --emsg_skip; | |
6190 } | |
6191 } | |
6192 | |
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diff
changeset
|
6193 void |
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changeset
|
6194 ex_ownsyntax(eap) |
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diff
changeset
|
6195 exarg_T *eap; |
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Add the conceal patch from Vince Negri.
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diff
changeset
|
6196 { |
2252
a0b5918c33cc
Fixed memory leak in ":ownsyntax".
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diff
changeset
|
6197 char_u *old_value; |
a0b5918c33cc
Fixed memory leak in ":ownsyntax".
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diff
changeset
|
6198 char_u *new_value; |
a0b5918c33cc
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diff
changeset
|
6199 |
2250
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diff
changeset
|
6200 if (curwin->w_s == &curwin->w_buffer->b_s) |
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Add the conceal patch from Vince Negri.
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diff
changeset
|
6201 { |
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changeset
|
6202 curwin->w_s = (synblock_T *)alloc(sizeof(synblock_T)); |
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Add the conceal patch from Vince Negri.
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diff
changeset
|
6203 memset(curwin->w_s, 0, sizeof(synblock_T)); |
1bac28a53fae
Add the conceal patch from Vince Negri.
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6204 #ifdef FEAT_SPELL |
1bac28a53fae
Add the conceal patch from Vince Negri.
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6205 curwin->w_p_spell = FALSE; /* No spell checking */ |
1bac28a53fae
Add the conceal patch from Vince Negri.
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6206 clear_string_option(&curwin->w_s->b_p_spc); |
1bac28a53fae
Add the conceal patch from Vince Negri.
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|
6207 clear_string_option(&curwin->w_s->b_p_spf); |
1bac28a53fae
Add the conceal patch from Vince Negri.
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6208 vim_free(curwin->w_s->b_cap_prog); |
1bac28a53fae
Add the conceal patch from Vince Negri.
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6209 curwin->w_s->b_cap_prog = NULL; |
1bac28a53fae
Add the conceal patch from Vince Negri.
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|
6210 clear_string_option(&curwin->w_s->b_p_spl); |
1bac28a53fae
Add the conceal patch from Vince Negri.
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|
6211 #endif |
1bac28a53fae
Add the conceal patch from Vince Negri.
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|
6212 } |
2252
a0b5918c33cc
Fixed memory leak in ":ownsyntax".
Bram Moolenaar <bram@vim.org>
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diff
changeset
|
6213 |
a0b5918c33cc
Fixed memory leak in ":ownsyntax".
Bram Moolenaar <bram@vim.org>
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2251
diff
changeset
|
6214 /* save value of b:current_syntax */ |
a0b5918c33cc
Fixed memory leak in ":ownsyntax".
Bram Moolenaar <bram@vim.org>
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2251
diff
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|
6215 old_value = get_var_value((char_u *)"b:current_syntax"); |
a0b5918c33cc
Fixed memory leak in ":ownsyntax".
Bram Moolenaar <bram@vim.org>
parents:
2251
diff
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|
6216 if (old_value != NULL) |
a0b5918c33cc
Fixed memory leak in ":ownsyntax".
Bram Moolenaar <bram@vim.org>
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2251
diff
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|
6217 old_value = vim_strsave(old_value); |
a0b5918c33cc
Fixed memory leak in ":ownsyntax".
Bram Moolenaar <bram@vim.org>
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2251
diff
changeset
|
6218 |
a0b5918c33cc
Fixed memory leak in ":ownsyntax".
Bram Moolenaar <bram@vim.org>
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2251
diff
changeset
|
6219 /* Apply the "syntax" autocommand event, this finds and loads the syntax |
a0b5918c33cc
Fixed memory leak in ":ownsyntax".
Bram Moolenaar <bram@vim.org>
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2251
diff
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|
6220 * file. */ |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
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|
6221 apply_autocmds(EVENT_SYNTAX, eap->arg, curbuf->b_fname, TRUE, curbuf); |
2252
a0b5918c33cc
Fixed memory leak in ":ownsyntax".
Bram Moolenaar <bram@vim.org>
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diff
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|
6222 |
a0b5918c33cc
Fixed memory leak in ":ownsyntax".
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diff
changeset
|
6223 /* move value of b:current_syntax to w:current_syntax */ |
a0b5918c33cc
Fixed memory leak in ":ownsyntax".
Bram Moolenaar <bram@vim.org>
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|
6224 new_value = get_var_value((char_u *)"b:current_syntax"); |
2256
8b3203df361f
Fix crash for ":ownsyntax". (Dominique Pelle)
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2253
diff
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|
6225 if (new_value != NULL) |
8b3203df361f
Fix crash for ":ownsyntax". (Dominique Pelle)
Bram Moolenaar <bram@vim.org>
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2253
diff
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|
6226 set_internal_string_var((char_u *)"w:current_syntax", new_value); |
2252
a0b5918c33cc
Fixed memory leak in ":ownsyntax".
Bram Moolenaar <bram@vim.org>
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diff
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|
6227 |
a0b5918c33cc
Fixed memory leak in ":ownsyntax".
Bram Moolenaar <bram@vim.org>
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2251
diff
changeset
|
6228 /* restore value of b:current_syntax */ |
2256
8b3203df361f
Fix crash for ":ownsyntax". (Dominique Pelle)
Bram Moolenaar <bram@vim.org>
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2253
diff
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|
6229 if (old_value == NULL) |
8b3203df361f
Fix crash for ":ownsyntax". (Dominique Pelle)
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2253
diff
changeset
|
6230 do_unlet((char_u *)"b:current_syntax", TRUE); |
8b3203df361f
Fix crash for ":ownsyntax". (Dominique Pelle)
Bram Moolenaar <bram@vim.org>
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diff
changeset
|
6231 else |
2252
a0b5918c33cc
Fixed memory leak in ":ownsyntax".
Bram Moolenaar <bram@vim.org>
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diff
changeset
|
6232 { |
a0b5918c33cc
Fixed memory leak in ":ownsyntax".
Bram Moolenaar <bram@vim.org>
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diff
changeset
|
6233 set_internal_string_var((char_u *)"b:current_syntax", old_value); |
a0b5918c33cc
Fixed memory leak in ":ownsyntax".
Bram Moolenaar <bram@vim.org>
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2251
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|
6234 vim_free(old_value); |
a0b5918c33cc
Fixed memory leak in ":ownsyntax".
Bram Moolenaar <bram@vim.org>
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2251
diff
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|
6235 } |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
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diff
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|
6236 } |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
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diff
changeset
|
6237 |
7 | 6238 int |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
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changeset
|
6239 syntax_present(win) |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
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diff
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|
6240 win_T *win; |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
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diff
changeset
|
6241 { |
1bac28a53fae
Add the conceal patch from Vince Negri.
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diff
changeset
|
6242 return (win->w_s->b_syn_patterns.ga_len != 0 |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
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diff
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|
6243 || win->w_s->b_syn_clusters.ga_len != 0 |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
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diff
changeset
|
6244 || win->w_s->b_keywtab.ht_used > 0 |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
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diff
changeset
|
6245 || win->w_s->b_keywtab_ic.ht_used > 0); |
7 | 6246 } |
6247 | |
6248 #if defined(FEAT_CMDL_COMPL) || defined(PROTO) | |
6249 | |
6250 static enum | |
6251 { | |
6252 EXP_SUBCMD, /* expand ":syn" sub-commands */ | |
6253 EXP_CASE /* expand ":syn case" arguments */ | |
6254 } expand_what; | |
6255 | |
1322 | 6256 /* |
6257 * Reset include_link, include_default, include_none to 0. | |
6258 * Called when we are done expanding. | |
6259 */ | |
6260 void | |
6261 reset_expand_highlight() | |
6262 { | |
6263 include_link = include_default = include_none = 0; | |
6264 } | |
6265 | |
6266 /* | |
6267 * Handle command line completion for :match and :echohl command: Add "None" | |
6268 * as highlight group. | |
6269 */ | |
6270 void | |
6271 set_context_in_echohl_cmd(xp, arg) | |
6272 expand_T *xp; | |
6273 char_u *arg; | |
6274 { | |
6275 xp->xp_context = EXPAND_HIGHLIGHT; | |
6276 xp->xp_pattern = arg; | |
6277 include_none = 1; | |
6278 } | |
7 | 6279 |
6280 /* | |
6281 * Handle command line completion for :syntax command. | |
6282 */ | |
6283 void | |
6284 set_context_in_syntax_cmd(xp, arg) | |
6285 expand_T *xp; | |
6286 char_u *arg; | |
6287 { | |
6288 char_u *p; | |
6289 | |
6290 /* Default: expand subcommands */ | |
6291 xp->xp_context = EXPAND_SYNTAX; | |
6292 expand_what = EXP_SUBCMD; | |
6293 xp->xp_pattern = arg; | |
1322 | 6294 include_link = 0; |
6295 include_default = 0; | |
7 | 6296 |
6297 /* (part of) subcommand already typed */ | |
6298 if (*arg != NUL) | |
6299 { | |
6300 p = skiptowhite(arg); | |
6301 if (*p != NUL) /* past first word */ | |
6302 { | |
6303 xp->xp_pattern = skipwhite(p); | |
6304 if (*skiptowhite(xp->xp_pattern) != NUL) | |
6305 xp->xp_context = EXPAND_NOTHING; | |
6306 else if (STRNICMP(arg, "case", p - arg) == 0) | |
6307 expand_what = EXP_CASE; | |
6308 else if ( STRNICMP(arg, "keyword", p - arg) == 0 | |
6309 || STRNICMP(arg, "region", p - arg) == 0 | |
6310 || STRNICMP(arg, "match", p - arg) == 0 | |
6311 || STRNICMP(arg, "list", p - arg) == 0) | |
6312 xp->xp_context = EXPAND_HIGHLIGHT; | |
6313 else | |
6314 xp->xp_context = EXPAND_NOTHING; | |
6315 } | |
6316 } | |
6317 } | |
6318 | |
6319 static char *(case_args[]) = {"match", "ignore", NULL}; | |
6320 | |
6321 /* | |
6322 * Function given to ExpandGeneric() to obtain the list syntax names for | |
6323 * expansion. | |
6324 */ | |
6325 char_u * | |
6326 get_syntax_name(xp, idx) | |
1883 | 6327 expand_T *xp UNUSED; |
7 | 6328 int idx; |
6329 { | |
6330 if (expand_what == EXP_SUBCMD) | |
6331 return (char_u *)subcommands[idx].name; | |
6332 return (char_u *)case_args[idx]; | |
6333 } | |
6334 | |
6335 #endif /* FEAT_CMDL_COMPL */ | |
6336 | |
6337 /* | |
6338 * Function called for expression evaluation: get syntax ID at file position. | |
6339 */ | |
6340 int | |
1504 | 6341 syn_get_id(wp, lnum, col, trans, spellp, keep_state) |
499 | 6342 win_T *wp; |
7 | 6343 long lnum; |
253 | 6344 colnr_T col; |
2020 | 6345 int trans; /* remove transparency */ |
1504 | 6346 int *spellp; /* return: can do spell checking */ |
6347 int keep_state; /* keep state of char at "col" */ | |
7 | 6348 { |
6349 /* When the position is not after the current position and in the same | |
6350 * line of the same buffer, need to restart parsing. */ | |
499 | 6351 if (wp->w_buffer != syn_buf |
7 | 6352 || lnum != current_lnum |
253 | 6353 || col < current_col) |
499 | 6354 syntax_start(wp, lnum); |
7 | 6355 |
2375
a96dd77ce213
For conceal mode: when two different syntax items follow each other, show the
Bram Moolenaar <bram@vim.org>
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2318
diff
changeset
|
6356 (void)get_syntax_attr(col, spellp, keep_state); |
7 | 6357 |
6358 return (trans ? current_trans_id : current_id); | |
6359 } | |
6360 | |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
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|
6361 #if defined(FEAT_CONCEAL) || defined(PROTO) |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
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diff
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|
6362 /* |
2375
a96dd77ce213
For conceal mode: when two different syntax items follow each other, show the
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2318
diff
changeset
|
6363 * Get extra information about the syntax item. Must be called right after |
a96dd77ce213
For conceal mode: when two different syntax items follow each other, show the
Bram Moolenaar <bram@vim.org>
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2318
diff
changeset
|
6364 * get_syntax_attr(). |
2392
0371401d9d33
Give each syntax item a sequence number, so that we know when it starts and
Bram Moolenaar <bram@vim.org>
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2375
diff
changeset
|
6365 * Stores the current item sequence nr in "*seqnrp". |
2375
a96dd77ce213
For conceal mode: when two different syntax items follow each other, show the
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diff
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|
6366 * Returns the current flags. |
a96dd77ce213
For conceal mode: when two different syntax items follow each other, show the
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diff
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|
6367 */ |
a96dd77ce213
For conceal mode: when two different syntax items follow each other, show the
Bram Moolenaar <bram@vim.org>
parents:
2318
diff
changeset
|
6368 int |
2392
0371401d9d33
Give each syntax item a sequence number, so that we know when it starts and
Bram Moolenaar <bram@vim.org>
parents:
2375
diff
changeset
|
6369 get_syntax_info(seqnrp) |
0371401d9d33
Give each syntax item a sequence number, so that we know when it starts and
Bram Moolenaar <bram@vim.org>
parents:
2375
diff
changeset
|
6370 int *seqnrp; |
0371401d9d33
Give each syntax item a sequence number, so that we know when it starts and
Bram Moolenaar <bram@vim.org>
parents:
2375
diff
changeset
|
6371 { |
0371401d9d33
Give each syntax item a sequence number, so that we know when it starts and
Bram Moolenaar <bram@vim.org>
parents:
2375
diff
changeset
|
6372 *seqnrp = current_seqnr; |
2375
a96dd77ce213
For conceal mode: when two different syntax items follow each other, show the
Bram Moolenaar <bram@vim.org>
parents:
2318
diff
changeset
|
6373 return current_flags; |
a96dd77ce213
For conceal mode: when two different syntax items follow each other, show the
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2318
diff
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|
6374 } |
a96dd77ce213
For conceal mode: when two different syntax items follow each other, show the
Bram Moolenaar <bram@vim.org>
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2318
diff
changeset
|
6375 |
a96dd77ce213
For conceal mode: when two different syntax items follow each other, show the
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2318
diff
changeset
|
6376 /* |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
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2215
diff
changeset
|
6377 * Return conceal substitution character |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
6378 */ |
1bac28a53fae
Add the conceal patch from Vince Negri.
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diff
changeset
|
6379 int |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
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2215
diff
changeset
|
6380 syn_get_sub_char() |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
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diff
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|
6381 { |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
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2215
diff
changeset
|
6382 return current_sub_char; |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
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2215
diff
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|
6383 } |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
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diff
changeset
|
6384 #endif |
1bac28a53fae
Add the conceal patch from Vince Negri.
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diff
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|
6385 |
1500 | 6386 #if defined(FEAT_EVAL) || defined(PROTO) |
6387 /* | |
6388 * Return the syntax ID at position "i" in the current stack. | |
6389 * The caller must have called syn_get_id() before to fill the stack. | |
6390 * Returns -1 when "i" is out of range. | |
6391 */ | |
6392 int | |
6393 syn_get_stack_item(i) | |
6394 int i; | |
6395 { | |
1504 | 6396 if (i >= current_state.ga_len) |
6397 { | |
6398 /* Need to invalidate the state, because we didn't properly finish it | |
6399 * for the last character, "keep_state" was TRUE. */ | |
6400 invalidate_current_state(); | |
6401 current_col = MAXCOL; | |
1500 | 6402 return -1; |
1504 | 6403 } |
1500 | 6404 return CUR_STATE(i).si_id; |
6405 } | |
6406 #endif | |
6407 | |
7 | 6408 #if defined(FEAT_FOLDING) || defined(PROTO) |
6409 /* | |
6410 * Function called to get folding level for line "lnum" in window "wp". | |
6411 */ | |
6412 int | |
6413 syn_get_foldlevel(wp, lnum) | |
6414 win_T *wp; | |
6415 long lnum; | |
6416 { | |
6417 int level = 0; | |
6418 int i; | |
6419 | |
6420 /* Return quickly when there are no fold items at all. */ | |
2250
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|
6421 if (wp->w_s->b_syn_folditems != 0) |
7 | 6422 { |
6423 syntax_start(wp, lnum); | |
6424 | |
6425 for (i = 0; i < current_state.ga_len; ++i) | |
6426 if (CUR_STATE(i).si_flags & HL_FOLD) | |
6427 ++level; | |
6428 } | |
6429 if (level > wp->w_p_fdn) | |
1028 | 6430 { |
7 | 6431 level = wp->w_p_fdn; |
1028 | 6432 if (level < 0) |
6433 level = 0; | |
6434 } | |
7 | 6435 return level; |
6436 } | |
6437 #endif | |
6438 | |
6439 #endif /* FEAT_SYN_HL */ | |
6440 | |
6441 | |
6442 /************************************** | |
6443 * Highlighting stuff * | |
6444 **************************************/ | |
6445 | |
6446 /* | |
6447 * The default highlight groups. These are compiled-in for fast startup and | |
6448 * they still work when the runtime files can't be found. | |
6449 * When making changes here, also change runtime/colors/default.vim! | |
806 | 6450 * The #ifdefs are needed to reduce the amount of static data. Helps to make |
6451 * the 16 bit DOS (museum) version compile. | |
7 | 6452 */ |
2318
9cf111138fb9
Allow synIDattr() getting GUI attributes when build without GUI.
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diff
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|
6453 #if defined(FEAT_GUI) || defined(FEAT_EVAL) |
809 | 6454 # define CENT(a, b) b |
6455 #else | |
6456 # define CENT(a, b) a | |
6457 #endif | |
7 | 6458 static char *(highlight_init_both[]) = |
6459 { | |
809 | 6460 CENT("ErrorMsg term=standout ctermbg=DarkRed ctermfg=White", |
6461 "ErrorMsg term=standout ctermbg=DarkRed ctermfg=White guibg=Red guifg=White"), | |
6462 CENT("IncSearch term=reverse cterm=reverse", | |
6463 "IncSearch term=reverse cterm=reverse gui=reverse"), | |
6464 CENT("ModeMsg term=bold cterm=bold", | |
6465 "ModeMsg term=bold cterm=bold gui=bold"), | |
6466 CENT("NonText term=bold ctermfg=Blue", | |
6467 "NonText term=bold ctermfg=Blue gui=bold guifg=Blue"), | |
6468 CENT("StatusLine term=reverse,bold cterm=reverse,bold", | |
6469 "StatusLine term=reverse,bold cterm=reverse,bold gui=reverse,bold"), | |
6470 CENT("StatusLineNC term=reverse cterm=reverse", | |
6471 "StatusLineNC term=reverse cterm=reverse gui=reverse"), | |
806 | 6472 #ifdef FEAT_VERTSPLIT |
809 | 6473 CENT("VertSplit term=reverse cterm=reverse", |
6474 "VertSplit term=reverse cterm=reverse gui=reverse"), | |
806 | 6475 #endif |
6476 #ifdef FEAT_CLIPBOARD | |
809 | 6477 CENT("VisualNOS term=underline,bold cterm=underline,bold", |
6478 "VisualNOS term=underline,bold cterm=underline,bold gui=underline,bold"), | |
806 | 6479 #endif |
6480 #ifdef FEAT_DIFF | |
809 | 6481 CENT("DiffText term=reverse cterm=bold ctermbg=Red", |
6482 "DiffText term=reverse cterm=bold ctermbg=Red gui=bold guibg=Red"), | |
806 | 6483 #endif |
6484 #ifdef FEAT_INS_EXPAND | |
809 | 6485 CENT("PmenuThumb cterm=reverse", |
6486 "PmenuThumb cterm=reverse gui=reverse"), | |
6487 CENT("PmenuSbar ctermbg=Grey", | |
6488 "PmenuSbar ctermbg=Grey guibg=Grey"), | |
806 | 6489 #endif |
6490 #ifdef FEAT_WINDOWS | |
809 | 6491 CENT("TabLineSel term=bold cterm=bold", |
6492 "TabLineSel term=bold cterm=bold gui=bold"), | |
6493 CENT("TabLineFill term=reverse cterm=reverse", | |
6494 "TabLineFill term=reverse cterm=reverse gui=reverse"), | |
806 | 6495 #endif |
7 | 6496 #ifdef FEAT_GUI |
6497 "Cursor guibg=fg guifg=bg", | |
809 | 6498 "lCursor guibg=fg guifg=bg", /* should be different, but what? */ |
7 | 6499 #endif |
6500 NULL | |
6501 }; | |
6502 | |
6503 static char *(highlight_init_light[]) = | |
6504 { | |
809 | 6505 CENT("Directory term=bold ctermfg=DarkBlue", |
6506 "Directory term=bold ctermfg=DarkBlue guifg=Blue"), | |
6507 CENT("LineNr term=underline ctermfg=Brown", | |
6508 "LineNr term=underline ctermfg=Brown guifg=Brown"), | |
6509 CENT("MoreMsg term=bold ctermfg=DarkGreen", | |
6510 "MoreMsg term=bold ctermfg=DarkGreen gui=bold guifg=SeaGreen"), | |
6511 CENT("Question term=standout ctermfg=DarkGreen", | |
6512 "Question term=standout ctermfg=DarkGreen gui=bold guifg=SeaGreen"), | |
6513 CENT("Search term=reverse ctermbg=Yellow ctermfg=NONE", | |
6514 "Search term=reverse ctermbg=Yellow ctermfg=NONE guibg=Yellow guifg=NONE"), | |
806 | 6515 #ifdef FEAT_SPELL |
809 | 6516 CENT("SpellBad term=reverse ctermbg=LightRed", |
6517 "SpellBad term=reverse ctermbg=LightRed guisp=Red gui=undercurl"), | |
6518 CENT("SpellCap term=reverse ctermbg=LightBlue", | |
6519 "SpellCap term=reverse ctermbg=LightBlue guisp=Blue gui=undercurl"), | |
6520 CENT("SpellRare term=reverse ctermbg=LightMagenta", | |
6521 "SpellRare term=reverse ctermbg=LightMagenta guisp=Magenta gui=undercurl"), | |
6522 CENT("SpellLocal term=underline ctermbg=Cyan", | |
6523 "SpellLocal term=underline ctermbg=Cyan guisp=DarkCyan gui=undercurl"), | |
806 | 6524 #endif |
6525 #ifdef FEAT_INS_EXPAND | |
809 | 6526 CENT("Pmenu ctermbg=LightMagenta", |
6527 "Pmenu ctermbg=LightMagenta guibg=LightMagenta"), | |
6528 CENT("PmenuSel ctermbg=LightGrey", | |
6529 "PmenuSel ctermbg=LightGrey guibg=Grey"), | |
806 | 6530 #endif |
809 | 6531 CENT("SpecialKey term=bold ctermfg=DarkBlue", |
6532 "SpecialKey term=bold ctermfg=DarkBlue guifg=Blue"), | |
6533 CENT("Title term=bold ctermfg=DarkMagenta", | |
6534 "Title term=bold ctermfg=DarkMagenta gui=bold guifg=Magenta"), | |
6535 CENT("WarningMsg term=standout ctermfg=DarkRed", | |
6536 "WarningMsg term=standout ctermfg=DarkRed guifg=Red"), | |
806 | 6537 #ifdef FEAT_WILDMENU |
809 | 6538 CENT("WildMenu term=standout ctermbg=Yellow ctermfg=Black", |
6539 "WildMenu term=standout ctermbg=Yellow ctermfg=Black guibg=Yellow guifg=Black"), | |
806 | 6540 #endif |
6541 #ifdef FEAT_FOLDING | |
809 | 6542 CENT("Folded term=standout ctermbg=Grey ctermfg=DarkBlue", |
6543 "Folded term=standout ctermbg=Grey ctermfg=DarkBlue guibg=LightGrey guifg=DarkBlue"), | |
6544 CENT("FoldColumn term=standout ctermbg=Grey ctermfg=DarkBlue", | |
6545 "FoldColumn term=standout ctermbg=Grey ctermfg=DarkBlue guibg=Grey guifg=DarkBlue"), | |
806 | 6546 #endif |
6547 #ifdef FEAT_SIGNS | |
809 | 6548 CENT("SignColumn term=standout ctermbg=Grey ctermfg=DarkBlue", |
6549 "SignColumn term=standout ctermbg=Grey ctermfg=DarkBlue guibg=Grey guifg=DarkBlue"), | |
806 | 6550 #endif |
6551 #ifdef FEAT_VISUAL | |
836 | 6552 CENT("Visual term=reverse", |
6553 "Visual term=reverse guibg=LightGrey"), | |
806 | 6554 #endif |
6555 #ifdef FEAT_DIFF | |
809 | 6556 CENT("DiffAdd term=bold ctermbg=LightBlue", |
6557 "DiffAdd term=bold ctermbg=LightBlue guibg=LightBlue"), | |
6558 CENT("DiffChange term=bold ctermbg=LightMagenta", | |
6559 "DiffChange term=bold ctermbg=LightMagenta guibg=LightMagenta"), | |
6560 CENT("DiffDelete term=bold ctermfg=Blue ctermbg=LightCyan", | |
6561 "DiffDelete term=bold ctermfg=Blue ctermbg=LightCyan gui=bold guifg=Blue guibg=LightCyan"), | |
806 | 6562 #endif |
6563 #ifdef FEAT_WINDOWS | |
809 | 6564 CENT("TabLine term=underline cterm=underline ctermfg=black ctermbg=LightGrey", |
6565 "TabLine term=underline cterm=underline ctermfg=black ctermbg=LightGrey gui=underline guibg=LightGrey"), | |
806 | 6566 #endif |
6567 #ifdef FEAT_SYN_HL | |
809 | 6568 CENT("CursorColumn term=reverse ctermbg=LightGrey", |
818 | 6569 "CursorColumn term=reverse ctermbg=LightGrey guibg=Grey90"), |
809 | 6570 CENT("CursorLine term=underline cterm=underline", |
818 | 6571 "CursorLine term=underline cterm=underline guibg=Grey90"), |
2314
233eb4412f5d
Added 'colorcolumn' option. Partly by Gregor Uhlenheuer.
Bram Moolenaar <bram@vim.org>
parents:
2311
diff
changeset
|
6572 CENT("ColorColumn term=reverse ctermbg=LightRed", |
233eb4412f5d
Added 'colorcolumn' option. Partly by Gregor Uhlenheuer.
Bram Moolenaar <bram@vim.org>
parents:
2311
diff
changeset
|
6573 "ColorColumn term=reverse ctermbg=LightRed guibg=LightRed"), |
806 | 6574 #endif |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
6575 #ifdef FEAT_CONCEAL |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
6576 CENT("Conceal ctermbg=DarkGrey ctermfg=LightGrey", |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
6577 "Conceal ctermbg=DarkGrey ctermfg=LightGrey guibg=DarkGrey guifg=LightGrey"), |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
6578 #endif |
834 | 6579 #ifdef FEAT_AUTOCMD |
6580 CENT("MatchParen term=reverse ctermbg=Cyan", | |
6581 "MatchParen term=reverse ctermbg=Cyan guibg=Cyan"), | |
6582 #endif | |
806 | 6583 #ifdef FEAT_GUI |
7 | 6584 "Normal gui=NONE", |
806 | 6585 #endif |
7 | 6586 NULL |
6587 }; | |
6588 | |
6589 static char *(highlight_init_dark[]) = | |
6590 { | |
809 | 6591 CENT("Directory term=bold ctermfg=LightCyan", |
6592 "Directory term=bold ctermfg=LightCyan guifg=Cyan"), | |
6593 CENT("LineNr term=underline ctermfg=Yellow", | |
6594 "LineNr term=underline ctermfg=Yellow guifg=Yellow"), | |
6595 CENT("MoreMsg term=bold ctermfg=LightGreen", | |
6596 "MoreMsg term=bold ctermfg=LightGreen gui=bold guifg=SeaGreen"), | |
6597 CENT("Question term=standout ctermfg=LightGreen", | |
6598 "Question term=standout ctermfg=LightGreen gui=bold guifg=Green"), | |
6599 CENT("Search term=reverse ctermbg=Yellow ctermfg=Black", | |
6600 "Search term=reverse ctermbg=Yellow ctermfg=Black guibg=Yellow guifg=Black"), | |
6601 CENT("SpecialKey term=bold ctermfg=LightBlue", | |
6602 "SpecialKey term=bold ctermfg=LightBlue guifg=Cyan"), | |
806 | 6603 #ifdef FEAT_SPELL |
809 | 6604 CENT("SpellBad term=reverse ctermbg=Red", |
6605 "SpellBad term=reverse ctermbg=Red guisp=Red gui=undercurl"), | |
6606 CENT("SpellCap term=reverse ctermbg=Blue", | |
6607 "SpellCap term=reverse ctermbg=Blue guisp=Blue gui=undercurl"), | |
6608 CENT("SpellRare term=reverse ctermbg=Magenta", | |
6609 "SpellRare term=reverse ctermbg=Magenta guisp=Magenta gui=undercurl"), | |
6610 CENT("SpellLocal term=underline ctermbg=Cyan", | |
6611 "SpellLocal term=underline ctermbg=Cyan guisp=Cyan gui=undercurl"), | |
806 | 6612 #endif |
6613 #ifdef FEAT_INS_EXPAND | |
809 | 6614 CENT("Pmenu ctermbg=Magenta", |
6615 "Pmenu ctermbg=Magenta guibg=Magenta"), | |
6616 CENT("PmenuSel ctermbg=DarkGrey", | |
6617 "PmenuSel ctermbg=DarkGrey guibg=DarkGrey"), | |
806 | 6618 #endif |
809 | 6619 CENT("Title term=bold ctermfg=LightMagenta", |
6620 "Title term=bold ctermfg=LightMagenta gui=bold guifg=Magenta"), | |
6621 CENT("WarningMsg term=standout ctermfg=LightRed", | |
6622 "WarningMsg term=standout ctermfg=LightRed guifg=Red"), | |
806 | 6623 #ifdef FEAT_WILDMENU |
809 | 6624 CENT("WildMenu term=standout ctermbg=Yellow ctermfg=Black", |
6625 "WildMenu term=standout ctermbg=Yellow ctermfg=Black guibg=Yellow guifg=Black"), | |
806 | 6626 #endif |
6627 #ifdef FEAT_FOLDING | |
809 | 6628 CENT("Folded term=standout ctermbg=DarkGrey ctermfg=Cyan", |
6629 "Folded term=standout ctermbg=DarkGrey ctermfg=Cyan guibg=DarkGrey guifg=Cyan"), | |
6630 CENT("FoldColumn term=standout ctermbg=DarkGrey ctermfg=Cyan", | |
6631 "FoldColumn term=standout ctermbg=DarkGrey ctermfg=Cyan guibg=Grey guifg=Cyan"), | |
806 | 6632 #endif |
6633 #ifdef FEAT_SIGNS | |
809 | 6634 CENT("SignColumn term=standout ctermbg=DarkGrey ctermfg=Cyan", |
6635 "SignColumn term=standout ctermbg=DarkGrey ctermfg=Cyan guibg=Grey guifg=Cyan"), | |
806 | 6636 #endif |
6637 #ifdef FEAT_VISUAL | |
836 | 6638 CENT("Visual term=reverse", |
6639 "Visual term=reverse guibg=DarkGrey"), | |
806 | 6640 #endif |
6641 #ifdef FEAT_DIFF | |
809 | 6642 CENT("DiffAdd term=bold ctermbg=DarkBlue", |
6643 "DiffAdd term=bold ctermbg=DarkBlue guibg=DarkBlue"), | |
6644 CENT("DiffChange term=bold ctermbg=DarkMagenta", | |
6645 "DiffChange term=bold ctermbg=DarkMagenta guibg=DarkMagenta"), | |
6646 CENT("DiffDelete term=bold ctermfg=Blue ctermbg=DarkCyan", | |
6647 "DiffDelete term=bold ctermfg=Blue ctermbg=DarkCyan gui=bold guifg=Blue guibg=DarkCyan"), | |
806 | 6648 #endif |
6649 #ifdef FEAT_WINDOWS | |
809 | 6650 CENT("TabLine term=underline cterm=underline ctermfg=white ctermbg=DarkGrey", |
6651 "TabLine term=underline cterm=underline ctermfg=white ctermbg=DarkGrey gui=underline guibg=DarkGrey"), | |
806 | 6652 #endif |
6653 #ifdef FEAT_SYN_HL | |
809 | 6654 CENT("CursorColumn term=reverse ctermbg=DarkGrey", |
834 | 6655 "CursorColumn term=reverse ctermbg=DarkGrey guibg=Grey40"), |
809 | 6656 CENT("CursorLine term=underline cterm=underline", |
834 | 6657 "CursorLine term=underline cterm=underline guibg=Grey40"), |
2314
233eb4412f5d
Added 'colorcolumn' option. Partly by Gregor Uhlenheuer.
Bram Moolenaar <bram@vim.org>
parents:
2311
diff
changeset
|
6658 CENT("ColorColumn term=reverse ctermbg=DarkRed", |
233eb4412f5d
Added 'colorcolumn' option. Partly by Gregor Uhlenheuer.
Bram Moolenaar <bram@vim.org>
parents:
2311
diff
changeset
|
6659 "ColorColumn term=reverse ctermbg=DarkRed guibg=DarkRed"), |
834 | 6660 #endif |
6661 #ifdef FEAT_AUTOCMD | |
6662 CENT("MatchParen term=reverse ctermbg=DarkCyan", | |
6663 "MatchParen term=reverse ctermbg=DarkCyan guibg=DarkCyan"), | |
806 | 6664 #endif |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
6665 #ifdef FEAT_CONCEAL |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
6666 CENT("Conceal ctermbg=DarkGrey ctermfg=LightGrey", |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
6667 "Conceal ctermbg=DarkGrey ctermfg=LightGrey guibg=DarkGrey guifg=LightGrey"), |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
6668 #endif |
806 | 6669 #ifdef FEAT_GUI |
7 | 6670 "Normal gui=NONE", |
806 | 6671 #endif |
7 | 6672 NULL |
6673 }; | |
6674 | |
6675 void | |
6676 init_highlight(both, reset) | |
6677 int both; /* include groups where 'bg' doesn't matter */ | |
6678 int reset; /* clear group first */ | |
6679 { | |
6680 int i; | |
6681 char **pp; | |
6682 static int had_both = FALSE; | |
6683 #ifdef FEAT_EVAL | |
6684 char_u *p; | |
6685 | |
6686 /* | |
6687 * Try finding the color scheme file. Used when a color file was loaded | |
6688 * and 'background' or 't_Co' is changed. | |
6689 */ | |
6690 p = get_var_value((char_u *)"g:colors_name"); | |
6691 if (p != NULL && load_colors(p) == OK) | |
6692 return; | |
6693 #endif | |
6694 | |
6695 /* | |
6696 * Didn't use a color file, use the compiled-in colors. | |
6697 */ | |
6698 if (both) | |
6699 { | |
6700 had_both = TRUE; | |
6701 pp = highlight_init_both; | |
6702 for (i = 0; pp[i] != NULL; ++i) | |
6703 do_highlight((char_u *)pp[i], reset, TRUE); | |
6704 } | |
6705 else if (!had_both) | |
6706 /* Don't do anything before the call with both == TRUE from main(). | |
6707 * Not everything has been setup then, and that call will overrule | |
6708 * everything anyway. */ | |
6709 return; | |
6710 | |
6711 if (*p_bg == 'l') | |
6712 pp = highlight_init_light; | |
6713 else | |
6714 pp = highlight_init_dark; | |
6715 for (i = 0; pp[i] != NULL; ++i) | |
6716 do_highlight((char_u *)pp[i], reset, TRUE); | |
6717 | |
836 | 6718 /* Reverse looks ugly, but grey may not work for 8 colors. Thus let it |
844 | 6719 * depend on the number of colors available. |
6720 * With 8 colors brown is equal to yellow, need to use black for Search fg | |
1697 | 6721 * to avoid Statement highlighted text disappears. |
6722 * Clear the attributes, needed when changing the t_Co value. */ | |
527 | 6723 if (t_colors > 8) |
1697 | 6724 do_highlight((char_u *)(*p_bg == 'l' |
6725 ? "Visual cterm=NONE ctermbg=LightGrey" | |
6726 : "Visual cterm=NONE ctermbg=DarkGrey"), FALSE, TRUE); | |
836 | 6727 else |
844 | 6728 { |
1697 | 6729 do_highlight((char_u *)"Visual cterm=reverse ctermbg=NONE", |
6730 FALSE, TRUE); | |
844 | 6731 if (*p_bg == 'l') |
6732 do_highlight((char_u *)"Search ctermfg=black", FALSE, TRUE); | |
6733 } | |
527 | 6734 |
7 | 6735 #ifdef FEAT_SYN_HL |
6736 /* | |
6737 * If syntax highlighting is enabled load the highlighting for it. | |
6738 */ | |
6739 if (get_var_value((char_u *)"g:syntax_on") != NULL) | |
24 | 6740 { |
6741 static int recursive = 0; | |
6742 | |
6743 if (recursive >= 5) | |
6744 EMSG(_("E679: recursive loop loading syncolor.vim")); | |
6745 else | |
6746 { | |
6747 ++recursive; | |
480 | 6748 (void)source_runtime((char_u *)"syntax/syncolor.vim", TRUE); |
24 | 6749 --recursive; |
6750 } | |
6751 } | |
7 | 6752 #endif |
6753 } | |
6754 | |
6755 /* | |
12 | 6756 * Load color file "name". |
7 | 6757 * Return OK for success, FAIL for failure. |
6758 */ | |
6759 int | |
12 | 6760 load_colors(name) |
6761 char_u *name; | |
7 | 6762 { |
6763 char_u *buf; | |
6764 int retval = FAIL; | |
6765 static int recursive = FALSE; | |
6766 | |
6767 /* When being called recursively, this is probably because setting | |
6768 * 'background' caused the highlighting to be reloaded. This means it is | |
6769 * working, thus we should return OK. */ | |
6770 if (recursive) | |
6771 return OK; | |
6772 | |
6773 recursive = TRUE; | |
12 | 6774 buf = alloc((unsigned)(STRLEN(name) + 12)); |
7 | 6775 if (buf != NULL) |
6776 { | |
12 | 6777 sprintf((char *)buf, "colors/%s.vim", name); |
480 | 6778 retval = source_runtime(buf, FALSE); |
7 | 6779 vim_free(buf); |
12 | 6780 #ifdef FEAT_AUTOCMD |
6781 apply_autocmds(EVENT_COLORSCHEME, NULL, NULL, FALSE, curbuf); | |
6782 #endif | |
7 | 6783 } |
6784 recursive = FALSE; | |
6785 | |
6786 return retval; | |
6787 } | |
6788 | |
6789 /* | |
6790 * Handle the ":highlight .." command. | |
6791 * When using ":hi clear" this is called recursively for each group with | |
6792 * "forceit" and "init" both TRUE. | |
6793 */ | |
6794 void | |
6795 do_highlight(line, forceit, init) | |
6796 char_u *line; | |
6797 int forceit; | |
6798 int init; /* TRUE when called for initializing */ | |
6799 { | |
6800 char_u *name_end; | |
6801 char_u *p; | |
6802 char_u *linep; | |
6803 char_u *key_start; | |
6804 char_u *arg_start; | |
6805 char_u *key = NULL, *arg = NULL; | |
6806 long i; | |
6807 int off; | |
6808 int len; | |
6809 int attr; | |
6810 int id; | |
6811 int idx; | |
6812 int dodefault = FALSE; | |
6813 int doclear = FALSE; | |
6814 int dolink = FALSE; | |
6815 int error = FALSE; | |
6816 int color; | |
6817 int is_normal_group = FALSE; /* "Normal" group */ | |
6818 #ifdef FEAT_GUI_X11 | |
6819 int is_menu_group = FALSE; /* "Menu" group */ | |
6820 int is_scrollbar_group = FALSE; /* "Scrollbar" group */ | |
6821 int is_tooltip_group = FALSE; /* "Tooltip" group */ | |
6822 int do_colors = FALSE; /* need to update colors? */ | |
6823 #else | |
6824 # define is_menu_group 0 | |
6825 # define is_tooltip_group 0 | |
6826 #endif | |
6827 | |
6828 /* | |
6829 * If no argument, list current highlighting. | |
6830 */ | |
6831 if (ends_excmd(*line)) | |
6832 { | |
6833 for (i = 1; i <= highlight_ga.ga_len && !got_int; ++i) | |
6834 /* TODO: only call when the group has attributes set */ | |
6835 highlight_list_one((int)i); | |
6836 return; | |
6837 } | |
6838 | |
6839 /* | |
6840 * Isolate the name. | |
6841 */ | |
6842 name_end = skiptowhite(line); | |
6843 linep = skipwhite(name_end); | |
6844 | |
6845 /* | |
6846 * Check for "default" argument. | |
6847 */ | |
6848 if (STRNCMP(line, "default", name_end - line) == 0) | |
6849 { | |
6850 dodefault = TRUE; | |
6851 line = linep; | |
6852 name_end = skiptowhite(line); | |
6853 linep = skipwhite(name_end); | |
6854 } | |
6855 | |
6856 /* | |
6857 * Check for "clear" or "link" argument. | |
6858 */ | |
6859 if (STRNCMP(line, "clear", name_end - line) == 0) | |
6860 doclear = TRUE; | |
6861 if (STRNCMP(line, "link", name_end - line) == 0) | |
6862 dolink = TRUE; | |
6863 | |
6864 /* | |
6865 * ":highlight {group-name}": list highlighting for one group. | |
6866 */ | |
6867 if (!doclear && !dolink && ends_excmd(*linep)) | |
6868 { | |
6869 id = syn_namen2id(line, (int)(name_end - line)); | |
6870 if (id == 0) | |
6871 EMSG2(_("E411: highlight group not found: %s"), line); | |
6872 else | |
6873 highlight_list_one(id); | |
6874 return; | |
6875 } | |
6876 | |
6877 /* | |
6878 * Handle ":highlight link {from} {to}" command. | |
6879 */ | |
6880 if (dolink) | |
6881 { | |
6882 char_u *from_start = linep; | |
6883 char_u *from_end; | |
6884 char_u *to_start; | |
6885 char_u *to_end; | |
6886 int from_id; | |
6887 int to_id; | |
6888 | |
6889 from_end = skiptowhite(from_start); | |
6890 to_start = skipwhite(from_end); | |
6891 to_end = skiptowhite(to_start); | |
6892 | |
6893 if (ends_excmd(*from_start) || ends_excmd(*to_start)) | |
6894 { | |
6895 EMSG2(_("E412: Not enough arguments: \":highlight link %s\""), | |
6896 from_start); | |
6897 return; | |
6898 } | |
6899 | |
6900 if (!ends_excmd(*skipwhite(to_end))) | |
6901 { | |
6902 EMSG2(_("E413: Too many arguments: \":highlight link %s\""), from_start); | |
6903 return; | |
6904 } | |
6905 | |
6906 from_id = syn_check_group(from_start, (int)(from_end - from_start)); | |
6907 if (STRNCMP(to_start, "NONE", 4) == 0) | |
6908 to_id = 0; | |
6909 else | |
6910 to_id = syn_check_group(to_start, (int)(to_end - to_start)); | |
6911 | |
6912 if (from_id > 0 && (!init || HL_TABLE()[from_id - 1].sg_set == 0)) | |
6913 { | |
6914 /* | |
6915 * Don't allow a link when there already is some highlighting | |
6916 * for the group, unless '!' is used | |
6917 */ | |
6918 if (to_id > 0 && !forceit && !init | |
6919 && hl_has_settings(from_id - 1, dodefault)) | |
6920 { | |
6921 if (sourcing_name == NULL && !dodefault) | |
6922 EMSG(_("E414: group has settings, highlight link ignored")); | |
6923 } | |
6924 else | |
6925 { | |
6926 if (!init) | |
6927 HL_TABLE()[from_id - 1].sg_set |= SG_LINK; | |
6928 HL_TABLE()[from_id - 1].sg_link = to_id; | |
448 | 6929 #ifdef FEAT_EVAL |
6930 HL_TABLE()[from_id - 1].sg_scriptID = current_SID; | |
6931 #endif | |
745 | 6932 redraw_all_later(SOME_VALID); |
7 | 6933 } |
6934 } | |
6935 | |
6936 /* Only call highlight_changed() once, after sourcing a syntax file */ | |
6937 need_highlight_changed = TRUE; | |
6938 | |
6939 return; | |
6940 } | |
6941 | |
6942 if (doclear) | |
6943 { | |
6944 /* | |
6945 * ":highlight clear [group]" command. | |
6946 */ | |
6947 line = linep; | |
6948 if (ends_excmd(*line)) | |
6949 { | |
6950 #ifdef FEAT_GUI | |
6951 /* First, we do not destroy the old values, but allocate the new | |
6952 * ones and update the display. THEN we destroy the old values. | |
6953 * If we destroy the old values first, then the old values | |
6954 * (such as GuiFont's or GuiFontset's) will still be displayed but | |
6955 * invalid because they were free'd. | |
6956 */ | |
6957 if (gui.in_use) | |
6958 { | |
6959 # ifdef FEAT_BEVAL_TIP | |
6960 gui_init_tooltip_font(); | |
6961 # endif | |
6962 # if defined(FEAT_MENU) && (defined(FEAT_GUI_ATHENA) || defined(FEAT_GUI_MOTIF)) | |
6963 gui_init_menu_font(); | |
6964 # endif | |
6965 } | |
6966 # if defined(FEAT_GUI_MSWIN) || defined(FEAT_GUI_X11) | |
6967 gui_mch_def_colors(); | |
6968 # endif | |
6969 # ifdef FEAT_GUI_X11 | |
6970 # ifdef FEAT_MENU | |
6971 | |
6972 /* This only needs to be done when there is no Menu highlight | |
6973 * group defined by default, which IS currently the case. | |
6974 */ | |
6975 gui_mch_new_menu_colors(); | |
6976 # endif | |
6977 if (gui.in_use) | |
6978 { | |
6979 gui_new_scrollbar_colors(); | |
6980 # ifdef FEAT_BEVAL | |
6981 gui_mch_new_tooltip_colors(); | |
6982 # endif | |
6983 # ifdef FEAT_MENU | |
6984 gui_mch_new_menu_font(); | |
6985 # endif | |
6986 } | |
6987 # endif | |
6988 | |
6989 /* Ok, we're done allocating the new default graphics items. | |
6990 * The screen should already be refreshed at this point. | |
6991 * It is now Ok to clear out the old data. | |
6992 */ | |
6993 #endif | |
6994 #ifdef FEAT_EVAL | |
148 | 6995 do_unlet((char_u *)"colors_name", TRUE); |
7 | 6996 #endif |
6997 restore_cterm_colors(); | |
6998 | |
6999 /* | |
7000 * Clear all default highlight groups and load the defaults. | |
7001 */ | |
7002 for (idx = 0; idx < highlight_ga.ga_len; ++idx) | |
7003 highlight_clear(idx); | |
7004 init_highlight(TRUE, TRUE); | |
7005 #ifdef FEAT_GUI | |
7006 if (gui.in_use) | |
7007 highlight_gui_started(); | |
7008 #endif | |
7009 highlight_changed(); | |
7010 redraw_later_clear(); | |
7011 return; | |
7012 } | |
7013 name_end = skiptowhite(line); | |
7014 linep = skipwhite(name_end); | |
7015 } | |
7016 | |
7017 /* | |
7018 * Find the group name in the table. If it does not exist yet, add it. | |
7019 */ | |
7020 id = syn_check_group(line, (int)(name_end - line)); | |
7021 if (id == 0) /* failed (out of memory) */ | |
7022 return; | |
7023 idx = id - 1; /* index is ID minus one */ | |
7024 | |
7025 /* Return if "default" was used and the group already has settings. */ | |
7026 if (dodefault && hl_has_settings(idx, TRUE)) | |
7027 return; | |
7028 | |
7029 if (STRCMP(HL_TABLE()[idx].sg_name_u, "NORMAL") == 0) | |
7030 is_normal_group = TRUE; | |
7031 #ifdef FEAT_GUI_X11 | |
7032 else if (STRCMP(HL_TABLE()[idx].sg_name_u, "MENU") == 0) | |
7033 is_menu_group = TRUE; | |
7034 else if (STRCMP(HL_TABLE()[idx].sg_name_u, "SCROLLBAR") == 0) | |
7035 is_scrollbar_group = TRUE; | |
7036 else if (STRCMP(HL_TABLE()[idx].sg_name_u, "TOOLTIP") == 0) | |
7037 is_tooltip_group = TRUE; | |
7038 #endif | |
7039 | |
7040 /* Clear the highlighting for ":hi clear {group}" and ":hi clear". */ | |
7041 if (doclear || (forceit && init)) | |
7042 { | |
7043 highlight_clear(idx); | |
7044 if (!doclear) | |
7045 HL_TABLE()[idx].sg_set = 0; | |
7046 } | |
7047 | |
7048 if (!doclear) | |
7049 while (!ends_excmd(*linep)) | |
7050 { | |
7051 key_start = linep; | |
7052 if (*linep == '=') | |
7053 { | |
7054 EMSG2(_("E415: unexpected equal sign: %s"), key_start); | |
7055 error = TRUE; | |
7056 break; | |
7057 } | |
7058 | |
7059 /* | |
7060 * Isolate the key ("term", "ctermfg", "ctermbg", "font", "guifg" or | |
7061 * "guibg"). | |
7062 */ | |
7063 while (*linep && !vim_iswhite(*linep) && *linep != '=') | |
7064 ++linep; | |
7065 vim_free(key); | |
7066 key = vim_strnsave_up(key_start, (int)(linep - key_start)); | |
7067 if (key == NULL) | |
7068 { | |
7069 error = TRUE; | |
7070 break; | |
7071 } | |
7072 linep = skipwhite(linep); | |
7073 | |
7074 if (STRCMP(key, "NONE") == 0) | |
7075 { | |
7076 if (!init || HL_TABLE()[idx].sg_set == 0) | |
7077 { | |
7078 if (!init) | |
7079 HL_TABLE()[idx].sg_set |= SG_TERM+SG_CTERM+SG_GUI; | |
7080 highlight_clear(idx); | |
7081 } | |
7082 continue; | |
7083 } | |
7084 | |
7085 /* | |
7086 * Check for the equal sign. | |
7087 */ | |
7088 if (*linep != '=') | |
7089 { | |
7090 EMSG2(_("E416: missing equal sign: %s"), key_start); | |
7091 error = TRUE; | |
7092 break; | |
7093 } | |
7094 ++linep; | |
7095 | |
7096 /* | |
7097 * Isolate the argument. | |
7098 */ | |
7099 linep = skipwhite(linep); | |
7100 if (*linep == '\'') /* guifg='color name' */ | |
7101 { | |
7102 arg_start = ++linep; | |
7103 linep = vim_strchr(linep, '\''); | |
7104 if (linep == NULL) | |
7105 { | |
7106 EMSG2(_(e_invarg2), key_start); | |
7107 error = TRUE; | |
7108 break; | |
7109 } | |
7110 } | |
7111 else | |
7112 { | |
7113 arg_start = linep; | |
7114 linep = skiptowhite(linep); | |
7115 } | |
7116 if (linep == arg_start) | |
7117 { | |
7118 EMSG2(_("E417: missing argument: %s"), key_start); | |
7119 error = TRUE; | |
7120 break; | |
7121 } | |
7122 vim_free(arg); | |
7123 arg = vim_strnsave(arg_start, (int)(linep - arg_start)); | |
7124 if (arg == NULL) | |
7125 { | |
7126 error = TRUE; | |
7127 break; | |
7128 } | |
7129 if (*linep == '\'') | |
7130 ++linep; | |
7131 | |
7132 /* | |
7133 * Store the argument. | |
7134 */ | |
7135 if ( STRCMP(key, "TERM") == 0 | |
7136 || STRCMP(key, "CTERM") == 0 | |
7137 || STRCMP(key, "GUI") == 0) | |
7138 { | |
7139 attr = 0; | |
7140 off = 0; | |
7141 while (arg[off] != NUL) | |
7142 { | |
7143 for (i = sizeof(hl_attr_table) / sizeof(int); --i >= 0; ) | |
7144 { | |
7145 len = (int)STRLEN(hl_name_table[i]); | |
7146 if (STRNICMP(arg + off, hl_name_table[i], len) == 0) | |
7147 { | |
7148 attr |= hl_attr_table[i]; | |
7149 off += len; | |
7150 break; | |
7151 } | |
7152 } | |
7153 if (i < 0) | |
7154 { | |
7155 EMSG2(_("E418: Illegal value: %s"), arg); | |
7156 error = TRUE; | |
7157 break; | |
7158 } | |
7159 if (arg[off] == ',') /* another one follows */ | |
7160 ++off; | |
7161 } | |
7162 if (error) | |
7163 break; | |
7164 if (*key == 'T') | |
7165 { | |
7166 if (!init || !(HL_TABLE()[idx].sg_set & SG_TERM)) | |
7167 { | |
7168 if (!init) | |
7169 HL_TABLE()[idx].sg_set |= SG_TERM; | |
7170 HL_TABLE()[idx].sg_term = attr; | |
7171 } | |
7172 } | |
7173 else if (*key == 'C') | |
7174 { | |
7175 if (!init || !(HL_TABLE()[idx].sg_set & SG_CTERM)) | |
7176 { | |
7177 if (!init) | |
7178 HL_TABLE()[idx].sg_set |= SG_CTERM; | |
7179 HL_TABLE()[idx].sg_cterm = attr; | |
7180 HL_TABLE()[idx].sg_cterm_bold = FALSE; | |
7181 } | |
7182 } | |
2318
9cf111138fb9
Allow synIDattr() getting GUI attributes when build without GUI.
Bram Moolenaar <bram@vim.org>
parents:
2314
diff
changeset
|
7183 #if defined(FEAT_GUI) || defined(FEAT_EVAL) |
7 | 7184 else |
7185 { | |
7186 if (!init || !(HL_TABLE()[idx].sg_set & SG_GUI)) | |
7187 { | |
7188 if (!init) | |
7189 HL_TABLE()[idx].sg_set |= SG_GUI; | |
7190 HL_TABLE()[idx].sg_gui = attr; | |
7191 } | |
7192 } | |
7193 #endif | |
7194 } | |
7195 else if (STRCMP(key, "FONT") == 0) | |
7196 { | |
7197 /* in non-GUI fonts are simply ignored */ | |
7198 #ifdef FEAT_GUI | |
7199 if (!gui.shell_created) | |
7200 { | |
7201 /* GUI not started yet, always accept the name. */ | |
7202 vim_free(HL_TABLE()[idx].sg_font_name); | |
7203 HL_TABLE()[idx].sg_font_name = vim_strsave(arg); | |
7204 } | |
7205 else | |
7206 { | |
7207 GuiFont temp_sg_font = HL_TABLE()[idx].sg_font; | |
7208 # ifdef FEAT_XFONTSET | |
7209 GuiFontset temp_sg_fontset = HL_TABLE()[idx].sg_fontset; | |
7210 # endif | |
7211 /* First, save the current font/fontset. | |
7212 * Then try to allocate the font/fontset. | |
7213 * If the allocation fails, HL_TABLE()[idx].sg_font OR | |
7214 * sg_fontset will be set to NOFONT or NOFONTSET respectively. | |
7215 */ | |
7216 | |
7217 HL_TABLE()[idx].sg_font = NOFONT; | |
7218 # ifdef FEAT_XFONTSET | |
7219 HL_TABLE()[idx].sg_fontset = NOFONTSET; | |
7220 # endif | |
7221 hl_do_font(idx, arg, is_normal_group, is_menu_group, | |
7222 is_tooltip_group); | |
7223 | |
7224 # ifdef FEAT_XFONTSET | |
7225 if (HL_TABLE()[idx].sg_fontset != NOFONTSET) | |
7226 { | |
7227 /* New fontset was accepted. Free the old one, if there was | |
7228 * one. | |
7229 */ | |
7230 gui_mch_free_fontset(temp_sg_fontset); | |
7231 vim_free(HL_TABLE()[idx].sg_font_name); | |
7232 HL_TABLE()[idx].sg_font_name = vim_strsave(arg); | |
7233 } | |
7234 else | |
7235 HL_TABLE()[idx].sg_fontset = temp_sg_fontset; | |
7236 # endif | |
7237 if (HL_TABLE()[idx].sg_font != NOFONT) | |
7238 { | |
7239 /* New font was accepted. Free the old one, if there was | |
7240 * one. | |
7241 */ | |
7242 gui_mch_free_font(temp_sg_font); | |
7243 vim_free(HL_TABLE()[idx].sg_font_name); | |
7244 HL_TABLE()[idx].sg_font_name = vim_strsave(arg); | |
7245 } | |
7246 else | |
7247 HL_TABLE()[idx].sg_font = temp_sg_font; | |
7248 } | |
7249 #endif | |
7250 } | |
7251 else if (STRCMP(key, "CTERMFG") == 0 || STRCMP(key, "CTERMBG") == 0) | |
7252 { | |
7253 if (!init || !(HL_TABLE()[idx].sg_set & SG_CTERM)) | |
7254 { | |
7255 if (!init) | |
7256 HL_TABLE()[idx].sg_set |= SG_CTERM; | |
7257 | |
7258 /* When setting the foreground color, and previously the "bold" | |
7259 * flag was set for a light color, reset it now */ | |
7260 if (key[5] == 'F' && HL_TABLE()[idx].sg_cterm_bold) | |
7261 { | |
7262 HL_TABLE()[idx].sg_cterm &= ~HL_BOLD; | |
7263 HL_TABLE()[idx].sg_cterm_bold = FALSE; | |
7264 } | |
7265 | |
7266 if (VIM_ISDIGIT(*arg)) | |
7267 color = atoi((char *)arg); | |
7268 else if (STRICMP(arg, "fg") == 0) | |
7269 { | |
7270 if (cterm_normal_fg_color) | |
7271 color = cterm_normal_fg_color - 1; | |
7272 else | |
7273 { | |
7274 EMSG(_("E419: FG color unknown")); | |
7275 error = TRUE; | |
7276 break; | |
7277 } | |
7278 } | |
7279 else if (STRICMP(arg, "bg") == 0) | |
7280 { | |
7281 if (cterm_normal_bg_color > 0) | |
7282 color = cterm_normal_bg_color - 1; | |
7283 else | |
7284 { | |
7285 EMSG(_("E420: BG color unknown")); | |
7286 error = TRUE; | |
7287 break; | |
7288 } | |
7289 } | |
7290 else | |
7291 { | |
7292 static char *(color_names[28]) = { | |
7293 "Black", "DarkBlue", "DarkGreen", "DarkCyan", | |
7294 "DarkRed", "DarkMagenta", "Brown", "DarkYellow", | |
7295 "Gray", "Grey", | |
7296 "LightGray", "LightGrey", "DarkGray", "DarkGrey", | |
7297 "Blue", "LightBlue", "Green", "LightGreen", | |
7298 "Cyan", "LightCyan", "Red", "LightRed", "Magenta", | |
7299 "LightMagenta", "Yellow", "LightYellow", "White", "NONE"}; | |
7300 static int color_numbers_16[28] = {0, 1, 2, 3, | |
7301 4, 5, 6, 6, | |
7302 7, 7, | |
7303 7, 7, 8, 8, | |
7304 9, 9, 10, 10, | |
7305 11, 11, 12, 12, 13, | |
7306 13, 14, 14, 15, -1}; | |
7307 /* for xterm with 88 colors... */ | |
7308 static int color_numbers_88[28] = {0, 4, 2, 6, | |
7309 1, 5, 32, 72, | |
7310 84, 84, | |
7311 7, 7, 82, 82, | |
7312 12, 43, 10, 61, | |
7313 14, 63, 9, 74, 13, | |
7314 75, 11, 78, 15, -1}; | |
7315 /* for xterm with 256 colors... */ | |
7316 static int color_numbers_256[28] = {0, 4, 2, 6, | |
7317 1, 5, 130, 130, | |
7318 248, 248, | |
7319 7, 7, 242, 242, | |
7320 12, 81, 10, 121, | |
7321 14, 159, 9, 224, 13, | |
7322 225, 11, 229, 15, -1}; | |
7323 /* for terminals with less than 16 colors... */ | |
7324 static int color_numbers_8[28] = {0, 4, 2, 6, | |
7325 1, 5, 3, 3, | |
7326 7, 7, | |
7327 7, 7, 0+8, 0+8, | |
7328 4+8, 4+8, 2+8, 2+8, | |
7329 6+8, 6+8, 1+8, 1+8, 5+8, | |
7330 5+8, 3+8, 3+8, 7+8, -1}; | |
7331 #if defined(__QNXNTO__) | |
7332 static int *color_numbers_8_qansi = color_numbers_8; | |
7333 /* On qnx, the 8 & 16 color arrays are the same */ | |
7334 if (STRNCMP(T_NAME, "qansi", 5) == 0) | |
7335 color_numbers_8_qansi = color_numbers_16; | |
7336 #endif | |
7337 | |
7338 /* reduce calls to STRICMP a bit, it can be slow */ | |
7339 off = TOUPPER_ASC(*arg); | |
7340 for (i = (sizeof(color_names) / sizeof(char *)); --i >= 0; ) | |
7341 if (off == color_names[i][0] | |
7342 && STRICMP(arg + 1, color_names[i] + 1) == 0) | |
7343 break; | |
7344 if (i < 0) | |
7345 { | |
7346 EMSG2(_("E421: Color name or number not recognized: %s"), key_start); | |
7347 error = TRUE; | |
7348 break; | |
7349 } | |
7350 | |
7351 /* Use the _16 table to check if its a valid color name. */ | |
7352 color = color_numbers_16[i]; | |
7353 if (color >= 0) | |
7354 { | |
7355 if (t_colors == 8) | |
7356 { | |
7357 /* t_Co is 8: use the 8 colors table */ | |
7358 #if defined(__QNXNTO__) | |
7359 color = color_numbers_8_qansi[i]; | |
7360 #else | |
7361 color = color_numbers_8[i]; | |
7362 #endif | |
7363 if (key[5] == 'F') | |
7364 { | |
7365 /* set/reset bold attribute to get light foreground | |
7366 * colors (on some terminals, e.g. "linux") */ | |
7367 if (color & 8) | |
7368 { | |
7369 HL_TABLE()[idx].sg_cterm |= HL_BOLD; | |
7370 HL_TABLE()[idx].sg_cterm_bold = TRUE; | |
7371 } | |
7372 else | |
7373 HL_TABLE()[idx].sg_cterm &= ~HL_BOLD; | |
7374 } | |
7375 color &= 7; /* truncate to 8 colors */ | |
7376 } | |
7377 else if (t_colors == 16 || t_colors == 88 | |
7378 || t_colors == 256) | |
7379 { | |
7380 /* | |
7381 * Guess: if the termcap entry ends in 'm', it is | |
7382 * probably an xterm-like terminal. Use the changed | |
7383 * order for colors. | |
7384 */ | |
7385 if (*T_CAF != NUL) | |
7386 p = T_CAF; | |
7387 else | |
7388 p = T_CSF; | |
7389 if (*p != NUL && *(p + STRLEN(p) - 1) == 'm') | |
7390 switch (t_colors) | |
7391 { | |
7392 case 16: | |
7393 color = color_numbers_8[i]; | |
7394 break; | |
7395 case 88: | |
7396 color = color_numbers_88[i]; | |
7397 break; | |
7398 case 256: | |
7399 color = color_numbers_256[i]; | |
7400 break; | |
7401 } | |
7402 } | |
7403 } | |
7404 } | |
2136
431ebc9412a8
updated for version 7.2.418
Bram Moolenaar <bram@zimbu.org>
parents:
2123
diff
changeset
|
7405 /* Add one to the argument, to avoid zero. Zero is used for |
431ebc9412a8
updated for version 7.2.418
Bram Moolenaar <bram@zimbu.org>
parents:
2123
diff
changeset
|
7406 * "NONE", then "color" is -1. */ |
7 | 7407 if (key[5] == 'F') |
7408 { | |
7409 HL_TABLE()[idx].sg_cterm_fg = color + 1; | |
7410 if (is_normal_group) | |
7411 { | |
7412 cterm_normal_fg_color = color + 1; | |
7413 cterm_normal_fg_bold = (HL_TABLE()[idx].sg_cterm & HL_BOLD); | |
7414 #ifdef FEAT_GUI | |
7415 /* Don't do this if the GUI is used. */ | |
7416 if (!gui.in_use && !gui.starting) | |
7417 #endif | |
7418 { | |
7419 must_redraw = CLEAR; | |
2136
431ebc9412a8
updated for version 7.2.418
Bram Moolenaar <bram@zimbu.org>
parents:
2123
diff
changeset
|
7420 if (termcap_active && color >= 0) |
7 | 7421 term_fg_color(color); |
7422 } | |
7423 } | |
7424 } | |
7425 else | |
7426 { | |
7427 HL_TABLE()[idx].sg_cterm_bg = color + 1; | |
7428 if (is_normal_group) | |
7429 { | |
7430 cterm_normal_bg_color = color + 1; | |
7431 #ifdef FEAT_GUI | |
7432 /* Don't mess with 'background' if the GUI is used. */ | |
7433 if (!gui.in_use && !gui.starting) | |
7434 #endif | |
7435 { | |
7436 must_redraw = CLEAR; | |
2136
431ebc9412a8
updated for version 7.2.418
Bram Moolenaar <bram@zimbu.org>
parents:
2123
diff
changeset
|
7437 if (color >= 0) |
431ebc9412a8
updated for version 7.2.418
Bram Moolenaar <bram@zimbu.org>
parents:
2123
diff
changeset
|
7438 { |
431ebc9412a8
updated for version 7.2.418
Bram Moolenaar <bram@zimbu.org>
parents:
2123
diff
changeset
|
7439 if (termcap_active) |
431ebc9412a8
updated for version 7.2.418
Bram Moolenaar <bram@zimbu.org>
parents:
2123
diff
changeset
|
7440 term_bg_color(color); |
431ebc9412a8
updated for version 7.2.418
Bram Moolenaar <bram@zimbu.org>
parents:
2123
diff
changeset
|
7441 if (t_colors < 16) |
431ebc9412a8
updated for version 7.2.418
Bram Moolenaar <bram@zimbu.org>
parents:
2123
diff
changeset
|
7442 i = (color == 0 || color == 4); |
431ebc9412a8
updated for version 7.2.418
Bram Moolenaar <bram@zimbu.org>
parents:
2123
diff
changeset
|
7443 else |
431ebc9412a8
updated for version 7.2.418
Bram Moolenaar <bram@zimbu.org>
parents:
2123
diff
changeset
|
7444 i = (color < 7 || color == 8); |
431ebc9412a8
updated for version 7.2.418
Bram Moolenaar <bram@zimbu.org>
parents:
2123
diff
changeset
|
7445 /* Set the 'background' option if the value is |
431ebc9412a8
updated for version 7.2.418
Bram Moolenaar <bram@zimbu.org>
parents:
2123
diff
changeset
|
7446 * wrong. */ |
431ebc9412a8
updated for version 7.2.418
Bram Moolenaar <bram@zimbu.org>
parents:
2123
diff
changeset
|
7447 if (i != (*p_bg == 'd')) |
431ebc9412a8
updated for version 7.2.418
Bram Moolenaar <bram@zimbu.org>
parents:
2123
diff
changeset
|
7448 set_option_value((char_u *)"bg", 0L, |
431ebc9412a8
updated for version 7.2.418
Bram Moolenaar <bram@zimbu.org>
parents:
2123
diff
changeset
|
7449 i ? (char_u *)"dark" |
431ebc9412a8
updated for version 7.2.418
Bram Moolenaar <bram@zimbu.org>
parents:
2123
diff
changeset
|
7450 : (char_u *)"light", 0); |
431ebc9412a8
updated for version 7.2.418
Bram Moolenaar <bram@zimbu.org>
parents:
2123
diff
changeset
|
7451 } |
7 | 7452 } |
7453 } | |
7454 } | |
7455 } | |
7456 } | |
7457 else if (STRCMP(key, "GUIFG") == 0) | |
7458 { | |
2318
9cf111138fb9
Allow synIDattr() getting GUI attributes when build without GUI.
Bram Moolenaar <bram@vim.org>
parents:
2314
diff
changeset
|
7459 #if defined(FEAT_GUI) || defined(FEAT_EVAL) |
205 | 7460 if (!init || !(HL_TABLE()[idx].sg_set & SG_GUI)) |
7 | 7461 { |
205 | 7462 if (!init) |
7463 HL_TABLE()[idx].sg_set |= SG_GUI; | |
7464 | |
2318
9cf111138fb9
Allow synIDattr() getting GUI attributes when build without GUI.
Bram Moolenaar <bram@vim.org>
parents:
2314
diff
changeset
|
7465 # ifdef FEAT_GUI |
9cf111138fb9
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7466 /* In GUI guifg colors are only used when recognized */ |
205 | 7467 i = color_name2handle(arg); |
7468 if (i != INVALCOLOR || STRCMP(arg, "NONE") == 0 || !gui.in_use) | |
7469 { | |
7470 HL_TABLE()[idx].sg_gui_fg = i; | |
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7471 # endif |
205 | 7472 vim_free(HL_TABLE()[idx].sg_gui_fg_name); |
7473 if (STRCMP(arg, "NONE")) | |
7474 HL_TABLE()[idx].sg_gui_fg_name = vim_strsave(arg); | |
7475 else | |
7476 HL_TABLE()[idx].sg_gui_fg_name = NULL; | |
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|
7477 # ifdef FEAT_GUI |
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7478 # ifdef FEAT_GUI_X11 |
205 | 7479 if (is_menu_group) |
7480 gui.menu_fg_pixel = i; | |
7481 if (is_scrollbar_group) | |
7482 gui.scroll_fg_pixel = i; | |
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7483 # ifdef FEAT_BEVAL |
205 | 7484 if (is_tooltip_group) |
7485 gui.tooltip_fg_pixel = i; | |
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7486 # endif |
205 | 7487 do_colors = TRUE; |
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|
7488 # endif |
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7489 } |
7 | 7490 # endif |
7491 } | |
7492 #endif | |
7493 } | |
7494 else if (STRCMP(key, "GUIBG") == 0) | |
7495 { | |
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7496 #if defined(FEAT_GUI) || defined(FEAT_EVAL) |
205 | 7497 if (!init || !(HL_TABLE()[idx].sg_set & SG_GUI)) |
7 | 7498 { |
205 | 7499 if (!init) |
7500 HL_TABLE()[idx].sg_set |= SG_GUI; | |
7501 | |
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7502 # ifdef FEAT_GUI |
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|
7503 /* In GUI guifg colors are only used when recognized */ |
205 | 7504 i = color_name2handle(arg); |
7505 if (i != INVALCOLOR || STRCMP(arg, "NONE") == 0 || !gui.in_use) | |
7506 { | |
7507 HL_TABLE()[idx].sg_gui_bg = i; | |
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7508 # endif |
205 | 7509 vim_free(HL_TABLE()[idx].sg_gui_bg_name); |
7510 if (STRCMP(arg, "NONE") != 0) | |
7511 HL_TABLE()[idx].sg_gui_bg_name = vim_strsave(arg); | |
7512 else | |
7513 HL_TABLE()[idx].sg_gui_bg_name = NULL; | |
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7514 # ifdef FEAT_GUI |
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Allow synIDattr() getting GUI attributes when build without GUI.
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|
7515 # ifdef FEAT_GUI_X11 |
205 | 7516 if (is_menu_group) |
7517 gui.menu_bg_pixel = i; | |
7518 if (is_scrollbar_group) | |
7519 gui.scroll_bg_pixel = i; | |
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Allow synIDattr() getting GUI attributes when build without GUI.
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|
7520 # ifdef FEAT_BEVAL |
205 | 7521 if (is_tooltip_group) |
7522 gui.tooltip_bg_pixel = i; | |
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7523 # endif |
205 | 7524 do_colors = TRUE; |
2318
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7525 # endif |
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7526 } |
7 | 7527 # endif |
7528 } | |
205 | 7529 #endif |
7530 } | |
7531 else if (STRCMP(key, "GUISP") == 0) | |
7532 { | |
2318
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7533 #if defined(FEAT_GUI) || defined(FEAT_EVAL) |
205 | 7534 if (!init || !(HL_TABLE()[idx].sg_set & SG_GUI)) |
7535 { | |
7536 if (!init) | |
7537 HL_TABLE()[idx].sg_set |= SG_GUI; | |
7538 | |
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|
7539 # ifdef FEAT_GUI |
205 | 7540 i = color_name2handle(arg); |
7541 if (i != INVALCOLOR || STRCMP(arg, "NONE") == 0 || !gui.in_use) | |
7542 { | |
7543 HL_TABLE()[idx].sg_gui_sp = i; | |
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|
7544 # endif |
205 | 7545 vim_free(HL_TABLE()[idx].sg_gui_sp_name); |
7546 if (STRCMP(arg, "NONE") != 0) | |
7547 HL_TABLE()[idx].sg_gui_sp_name = vim_strsave(arg); | |
7548 else | |
7549 HL_TABLE()[idx].sg_gui_sp_name = NULL; | |
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|
7550 # ifdef FEAT_GUI |
205 | 7551 } |
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|
7552 # endif |
205 | 7553 } |
7 | 7554 #endif |
7555 } | |
7556 else if (STRCMP(key, "START") == 0 || STRCMP(key, "STOP") == 0) | |
7557 { | |
7558 char_u buf[100]; | |
7559 char_u *tname; | |
7560 | |
7561 if (!init) | |
7562 HL_TABLE()[idx].sg_set |= SG_TERM; | |
7563 | |
7564 /* | |
7565 * The "start" and "stop" arguments can be a literal escape | |
1222 | 7566 * sequence, or a comma separated list of terminal codes. |
7 | 7567 */ |
7568 if (STRNCMP(arg, "t_", 2) == 0) | |
7569 { | |
7570 off = 0; | |
7571 buf[0] = 0; | |
7572 while (arg[off] != NUL) | |
7573 { | |
7574 /* Isolate one termcap name */ | |
7575 for (len = 0; arg[off + len] && | |
7576 arg[off + len] != ','; ++len) | |
7577 ; | |
7578 tname = vim_strnsave(arg + off, len); | |
7579 if (tname == NULL) /* out of memory */ | |
7580 { | |
7581 error = TRUE; | |
7582 break; | |
7583 } | |
7584 /* lookup the escape sequence for the item */ | |
7585 p = get_term_code(tname); | |
7586 vim_free(tname); | |
7587 if (p == NULL) /* ignore non-existing things */ | |
7588 p = (char_u *)""; | |
7589 | |
7590 /* Append it to the already found stuff */ | |
7591 if ((int)(STRLEN(buf) + STRLEN(p)) >= 99) | |
7592 { | |
7593 EMSG2(_("E422: terminal code too long: %s"), arg); | |
7594 error = TRUE; | |
7595 break; | |
7596 } | |
7597 STRCAT(buf, p); | |
7598 | |
7599 /* Advance to the next item */ | |
7600 off += len; | |
7601 if (arg[off] == ',') /* another one follows */ | |
7602 ++off; | |
7603 } | |
7604 } | |
7605 else | |
7606 { | |
7607 /* | |
7608 * Copy characters from arg[] to buf[], translating <> codes. | |
7609 */ | |
7610 for (p = arg, off = 0; off < 100 && *p; ) | |
7611 { | |
7612 len = trans_special(&p, buf + off, FALSE); | |
7613 if (len) /* recognized special char */ | |
7614 off += len; | |
7615 else /* copy as normal char */ | |
7616 buf[off++] = *p++; | |
7617 } | |
7618 buf[off] = NUL; | |
7619 } | |
7620 if (error) | |
7621 break; | |
7622 | |
7623 if (STRCMP(buf, "NONE") == 0) /* resetting the value */ | |
7624 p = NULL; | |
7625 else | |
7626 p = vim_strsave(buf); | |
7627 if (key[2] == 'A') | |
7628 { | |
7629 vim_free(HL_TABLE()[idx].sg_start); | |
7630 HL_TABLE()[idx].sg_start = p; | |
7631 } | |
7632 else | |
7633 { | |
7634 vim_free(HL_TABLE()[idx].sg_stop); | |
7635 HL_TABLE()[idx].sg_stop = p; | |
7636 } | |
7637 } | |
7638 else | |
7639 { | |
7640 EMSG2(_("E423: Illegal argument: %s"), key_start); | |
7641 error = TRUE; | |
7642 break; | |
7643 } | |
7644 | |
7645 /* | |
7646 * When highlighting has been given for a group, don't link it. | |
7647 */ | |
7648 if (!init || !(HL_TABLE()[idx].sg_set & SG_LINK)) | |
7649 HL_TABLE()[idx].sg_link = 0; | |
7650 | |
7651 /* | |
7652 * Continue with next argument. | |
7653 */ | |
7654 linep = skipwhite(linep); | |
7655 } | |
7656 | |
7657 /* | |
7658 * If there is an error, and it's a new entry, remove it from the table. | |
7659 */ | |
7660 if (error && idx == highlight_ga.ga_len) | |
7661 syn_unadd_group(); | |
7662 else | |
7663 { | |
7664 if (is_normal_group) | |
7665 { | |
7666 HL_TABLE()[idx].sg_term_attr = 0; | |
7667 HL_TABLE()[idx].sg_cterm_attr = 0; | |
7668 #ifdef FEAT_GUI | |
7669 HL_TABLE()[idx].sg_gui_attr = 0; | |
7670 /* | |
7671 * Need to update all groups, because they might be using "bg" | |
7672 * and/or "fg", which have been changed now. | |
7673 */ | |
7674 if (gui.in_use) | |
7675 highlight_gui_started(); | |
7676 #endif | |
7677 } | |
7678 #ifdef FEAT_GUI_X11 | |
7679 # ifdef FEAT_MENU | |
7680 else if (is_menu_group) | |
7681 { | |
7682 if (gui.in_use && do_colors) | |
7683 gui_mch_new_menu_colors(); | |
7684 } | |
7685 # endif | |
7686 else if (is_scrollbar_group) | |
7687 { | |
7688 if (gui.in_use && do_colors) | |
7689 gui_new_scrollbar_colors(); | |
7690 } | |
7691 # ifdef FEAT_BEVAL | |
7692 else if (is_tooltip_group) | |
7693 { | |
7694 if (gui.in_use && do_colors) | |
7695 gui_mch_new_tooltip_colors(); | |
7696 } | |
7697 # endif | |
7698 #endif | |
7699 else | |
7700 set_hl_attr(idx); | |
448 | 7701 #ifdef FEAT_EVAL |
7702 HL_TABLE()[idx].sg_scriptID = current_SID; | |
7703 #endif | |
819 | 7704 redraw_all_later(NOT_VALID); |
7 | 7705 } |
7706 vim_free(key); | |
7707 vim_free(arg); | |
7708 | |
7709 /* Only call highlight_changed() once, after sourcing a syntax file */ | |
7710 need_highlight_changed = TRUE; | |
7711 } | |
7712 | |
356 | 7713 #if defined(EXITFREE) || defined(PROTO) |
7714 void | |
7715 free_highlight() | |
7716 { | |
7717 int i; | |
7718 | |
7719 for (i = 0; i < highlight_ga.ga_len; ++i) | |
359 | 7720 { |
356 | 7721 highlight_clear(i); |
359 | 7722 vim_free(HL_TABLE()[i].sg_name); |
7723 vim_free(HL_TABLE()[i].sg_name_u); | |
7724 } | |
356 | 7725 ga_clear(&highlight_ga); |
7726 } | |
7727 #endif | |
7728 | |
7 | 7729 /* |
7730 * Reset the cterm colors to what they were before Vim was started, if | |
7731 * possible. Otherwise reset them to zero. | |
7732 */ | |
7733 void | |
7734 restore_cterm_colors() | |
7735 { | |
7736 #if defined(MSDOS) || (defined(WIN3264) && !defined(FEAT_GUI_W32)) | |
7737 /* Since t_me has been set, this probably means that the user | |
7738 * wants to use this as default colors. Need to reset default | |
7739 * background/foreground colors. */ | |
7740 mch_set_normal_colors(); | |
7741 #else | |
7742 cterm_normal_fg_color = 0; | |
7743 cterm_normal_fg_bold = 0; | |
7744 cterm_normal_bg_color = 0; | |
7745 #endif | |
7746 } | |
7747 | |
7748 /* | |
7749 * Return TRUE if highlight group "idx" has any settings. | |
7750 * When "check_link" is TRUE also check for an existing link. | |
7751 */ | |
7752 static int | |
7753 hl_has_settings(idx, check_link) | |
7754 int idx; | |
7755 int check_link; | |
7756 { | |
7757 return ( HL_TABLE()[idx].sg_term_attr != 0 | |
7758 || HL_TABLE()[idx].sg_cterm_attr != 0 | |
7759 #ifdef FEAT_GUI | |
7760 || HL_TABLE()[idx].sg_gui_attr != 0 | |
7761 #endif | |
7762 || (check_link && (HL_TABLE()[idx].sg_set & SG_LINK))); | |
7763 } | |
7764 | |
7765 /* | |
7766 * Clear highlighting for one group. | |
7767 */ | |
7768 static void | |
7769 highlight_clear(idx) | |
7770 int idx; | |
7771 { | |
7772 HL_TABLE()[idx].sg_term = 0; | |
7773 vim_free(HL_TABLE()[idx].sg_start); | |
7774 HL_TABLE()[idx].sg_start = NULL; | |
7775 vim_free(HL_TABLE()[idx].sg_stop); | |
7776 HL_TABLE()[idx].sg_stop = NULL; | |
7777 HL_TABLE()[idx].sg_term_attr = 0; | |
7778 HL_TABLE()[idx].sg_cterm = 0; | |
7779 HL_TABLE()[idx].sg_cterm_bold = FALSE; | |
7780 HL_TABLE()[idx].sg_cterm_fg = 0; | |
7781 HL_TABLE()[idx].sg_cterm_bg = 0; | |
7782 HL_TABLE()[idx].sg_cterm_attr = 0; | |
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diff
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|
7783 #if defined(FEAT_GUI) || defined(FEAT_EVAL) |
7 | 7784 HL_TABLE()[idx].sg_gui = 0; |
7785 vim_free(HL_TABLE()[idx].sg_gui_fg_name); | |
7786 HL_TABLE()[idx].sg_gui_fg_name = NULL; | |
7787 vim_free(HL_TABLE()[idx].sg_gui_bg_name); | |
7788 HL_TABLE()[idx].sg_gui_bg_name = NULL; | |
205 | 7789 vim_free(HL_TABLE()[idx].sg_gui_sp_name); |
7790 HL_TABLE()[idx].sg_gui_sp_name = NULL; | |
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|
7791 #endif |
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|
7792 #ifdef FEAT_GUI |
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diff
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|
7793 HL_TABLE()[idx].sg_gui_fg = INVALCOLOR; |
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diff
changeset
|
7794 HL_TABLE()[idx].sg_gui_bg = INVALCOLOR; |
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diff
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|
7795 HL_TABLE()[idx].sg_gui_sp = INVALCOLOR; |
7 | 7796 gui_mch_free_font(HL_TABLE()[idx].sg_font); |
7797 HL_TABLE()[idx].sg_font = NOFONT; | |
7798 # ifdef FEAT_XFONTSET | |
7799 gui_mch_free_fontset(HL_TABLE()[idx].sg_fontset); | |
7800 HL_TABLE()[idx].sg_fontset = NOFONTSET; | |
7801 # endif | |
7802 vim_free(HL_TABLE()[idx].sg_font_name); | |
7803 HL_TABLE()[idx].sg_font_name = NULL; | |
7804 HL_TABLE()[idx].sg_gui_attr = 0; | |
7805 #endif | |
448 | 7806 #ifdef FEAT_EVAL |
7807 /* Clear the script ID only when there is no link, since that is not | |
7808 * cleared. */ | |
7809 if (HL_TABLE()[idx].sg_link == 0) | |
7810 HL_TABLE()[idx].sg_scriptID = 0; | |
7811 #endif | |
7 | 7812 } |
7813 | |
7814 #if defined(FEAT_GUI) || defined(PROTO) | |
7815 /* | |
7816 * Set the normal foreground and background colors according to the "Normal" | |
2020 | 7817 * highlighting group. For X11 also set "Menu", "Scrollbar", and |
7 | 7818 * "Tooltip" colors. |
7819 */ | |
7820 void | |
7821 set_normal_colors() | |
7822 { | |
7823 if (set_group_colors((char_u *)"Normal", | |
205 | 7824 &gui.norm_pixel, &gui.back_pixel, |
7825 FALSE, TRUE, FALSE)) | |
7 | 7826 { |
7827 gui_mch_new_colors(); | |
7828 must_redraw = CLEAR; | |
7829 } | |
7830 #ifdef FEAT_GUI_X11 | |
7831 if (set_group_colors((char_u *)"Menu", | |
205 | 7832 &gui.menu_fg_pixel, &gui.menu_bg_pixel, |
7833 TRUE, FALSE, FALSE)) | |
7 | 7834 { |
7835 # ifdef FEAT_MENU | |
7836 gui_mch_new_menu_colors(); | |
7837 # endif | |
7838 must_redraw = CLEAR; | |
7839 } | |
7840 # ifdef FEAT_BEVAL | |
7841 if (set_group_colors((char_u *)"Tooltip", | |
7842 &gui.tooltip_fg_pixel, &gui.tooltip_bg_pixel, | |
7843 FALSE, FALSE, TRUE)) | |
7844 { | |
7845 # ifdef FEAT_TOOLBAR | |
7846 gui_mch_new_tooltip_colors(); | |
7847 # endif | |
7848 must_redraw = CLEAR; | |
7849 } | |
7850 #endif | |
7851 if (set_group_colors((char_u *)"Scrollbar", | |
205 | 7852 &gui.scroll_fg_pixel, &gui.scroll_bg_pixel, |
7853 FALSE, FALSE, FALSE)) | |
7 | 7854 { |
7855 gui_new_scrollbar_colors(); | |
7856 must_redraw = CLEAR; | |
7857 } | |
7858 #endif | |
7859 } | |
7860 | |
7861 /* | |
7862 * Set the colors for "Normal", "Menu", "Tooltip" or "Scrollbar". | |
7863 */ | |
7864 static int | |
7865 set_group_colors(name, fgp, bgp, do_menu, use_norm, do_tooltip) | |
7866 char_u *name; | |
7867 guicolor_T *fgp; | |
7868 guicolor_T *bgp; | |
7869 int do_menu; | |
7870 int use_norm; | |
7871 int do_tooltip; | |
7872 { | |
7873 int idx; | |
7874 | |
7875 idx = syn_name2id(name) - 1; | |
7876 if (idx >= 0) | |
7877 { | |
7878 gui_do_one_color(idx, do_menu, do_tooltip); | |
7879 | |
7880 if (HL_TABLE()[idx].sg_gui_fg != INVALCOLOR) | |
7881 *fgp = HL_TABLE()[idx].sg_gui_fg; | |
7882 else if (use_norm) | |
7883 *fgp = gui.def_norm_pixel; | |
7884 if (HL_TABLE()[idx].sg_gui_bg != INVALCOLOR) | |
7885 *bgp = HL_TABLE()[idx].sg_gui_bg; | |
7886 else if (use_norm) | |
7887 *bgp = gui.def_back_pixel; | |
7888 return TRUE; | |
7889 } | |
7890 return FALSE; | |
7891 } | |
7892 | |
7893 /* | |
7894 * Get the font of the "Normal" group. | |
7895 * Returns "" when it's not found or not set. | |
7896 */ | |
7897 char_u * | |
7898 hl_get_font_name() | |
7899 { | |
7900 int id; | |
7901 char_u *s; | |
7902 | |
7903 id = syn_name2id((char_u *)"Normal"); | |
7904 if (id > 0) | |
7905 { | |
7906 s = HL_TABLE()[id - 1].sg_font_name; | |
7907 if (s != NULL) | |
7908 return s; | |
7909 } | |
7910 return (char_u *)""; | |
7911 } | |
7912 | |
7913 /* | |
7914 * Set font for "Normal" group. Called by gui_mch_init_font() when a font has | |
7915 * actually chosen to be used. | |
7916 */ | |
7917 void | |
7918 hl_set_font_name(font_name) | |
7919 char_u *font_name; | |
7920 { | |
7921 int id; | |
7922 | |
7923 id = syn_name2id((char_u *)"Normal"); | |
7924 if (id > 0) | |
7925 { | |
7926 vim_free(HL_TABLE()[id - 1].sg_font_name); | |
7927 HL_TABLE()[id - 1].sg_font_name = vim_strsave(font_name); | |
7928 } | |
7929 } | |
7930 | |
7931 /* | |
7932 * Set background color for "Normal" group. Called by gui_set_bg_color() | |
7933 * when the color is known. | |
7934 */ | |
7935 void | |
7936 hl_set_bg_color_name(name) | |
7937 char_u *name; /* must have been allocated */ | |
7938 { | |
7939 int id; | |
7940 | |
7941 if (name != NULL) | |
7942 { | |
7943 id = syn_name2id((char_u *)"Normal"); | |
7944 if (id > 0) | |
7945 { | |
7946 vim_free(HL_TABLE()[id - 1].sg_gui_bg_name); | |
7947 HL_TABLE()[id - 1].sg_gui_bg_name = name; | |
7948 } | |
7949 } | |
7950 } | |
7951 | |
7952 /* | |
7953 * Set foreground color for "Normal" group. Called by gui_set_fg_color() | |
7954 * when the color is known. | |
7955 */ | |
7956 void | |
7957 hl_set_fg_color_name(name) | |
7958 char_u *name; /* must have been allocated */ | |
7959 { | |
7960 int id; | |
7961 | |
7962 if (name != NULL) | |
7963 { | |
7964 id = syn_name2id((char_u *)"Normal"); | |
7965 if (id > 0) | |
7966 { | |
7967 vim_free(HL_TABLE()[id - 1].sg_gui_fg_name); | |
7968 HL_TABLE()[id - 1].sg_gui_fg_name = name; | |
7969 } | |
7970 } | |
7971 } | |
7972 | |
7973 /* | |
7974 * Return the handle for a color name. | |
7975 * Returns INVALCOLOR when failed. | |
7976 */ | |
7977 static guicolor_T | |
7978 color_name2handle(name) | |
7979 char_u *name; | |
7980 { | |
7981 if (STRCMP(name, "NONE") == 0) | |
7982 return INVALCOLOR; | |
7983 | |
7984 if (STRICMP(name, "fg") == 0 || STRICMP(name, "foreground") == 0) | |
7985 return gui.norm_pixel; | |
7986 if (STRICMP(name, "bg") == 0 || STRICMP(name, "background") == 0) | |
7987 return gui.back_pixel; | |
7988 | |
7989 return gui_get_color(name); | |
7990 } | |
7991 | |
7992 /* | |
7993 * Return the handle for a font name. | |
7994 * Returns NOFONT when failed. | |
7995 */ | |
7996 static GuiFont | |
7997 font_name2handle(name) | |
7998 char_u *name; | |
7999 { | |
8000 if (STRCMP(name, "NONE") == 0) | |
8001 return NOFONT; | |
8002 | |
8003 return gui_mch_get_font(name, TRUE); | |
8004 } | |
8005 | |
8006 # ifdef FEAT_XFONTSET | |
8007 /* | |
8008 * Return the handle for a fontset name. | |
8009 * Returns NOFONTSET when failed. | |
8010 */ | |
8011 static GuiFontset | |
8012 fontset_name2handle(name, fixed_width) | |
8013 char_u *name; | |
8014 int fixed_width; | |
8015 { | |
8016 if (STRCMP(name, "NONE") == 0) | |
8017 return NOFONTSET; | |
8018 | |
8019 return gui_mch_get_fontset(name, TRUE, fixed_width); | |
8020 } | |
8021 # endif | |
8022 | |
8023 /* | |
8024 * Get the font or fontset for one highlight group. | |
8025 */ | |
8026 static void | |
8027 hl_do_font(idx, arg, do_normal, do_menu, do_tooltip) | |
8028 int idx; | |
8029 char_u *arg; | |
1883 | 8030 int do_normal; /* set normal font */ |
8031 int do_menu UNUSED; /* set menu font */ | |
8032 int do_tooltip UNUSED; /* set tooltip font */ | |
7 | 8033 { |
8034 # ifdef FEAT_XFONTSET | |
8035 /* If 'guifontset' is not empty, first try using the name as a | |
8036 * fontset. If that doesn't work, use it as a font name. */ | |
8037 if (*p_guifontset != NUL | |
8038 # ifdef FONTSET_ALWAYS | |
8039 || do_menu | |
8040 # endif | |
8041 # ifdef FEAT_BEVAL_TIP | |
8042 /* In Athena & Motif, the Tooltip highlight group is always a fontset */ | |
8043 || do_tooltip | |
8044 # endif | |
8045 ) | |
8046 HL_TABLE()[idx].sg_fontset = fontset_name2handle(arg, 0 | |
8047 # ifdef FONTSET_ALWAYS | |
8048 || do_menu | |
8049 # endif | |
8050 # ifdef FEAT_BEVAL_TIP | |
8051 || do_tooltip | |
8052 # endif | |
8053 ); | |
8054 if (HL_TABLE()[idx].sg_fontset != NOFONTSET) | |
8055 { | |
8056 /* If it worked and it's the Normal group, use it as the | |
8057 * normal fontset. Same for the Menu group. */ | |
8058 if (do_normal) | |
8059 gui_init_font(arg, TRUE); | |
8060 # if (defined(FEAT_GUI_MOTIF) || defined(FEAT_GUI_ATHENA)) && defined(FEAT_MENU) | |
8061 if (do_menu) | |
8062 { | |
8063 # ifdef FONTSET_ALWAYS | |
8064 gui.menu_fontset = HL_TABLE()[idx].sg_fontset; | |
8065 # else | |
8066 /* YIKES! This is a bug waiting to crash the program */ | |
8067 gui.menu_font = HL_TABLE()[idx].sg_fontset; | |
8068 # endif | |
8069 gui_mch_new_menu_font(); | |
8070 } | |
8071 # ifdef FEAT_BEVAL | |
8072 if (do_tooltip) | |
8073 { | |
8074 /* The Athena widget set cannot currently handle switching between | |
8075 * displaying a single font and a fontset. | |
8076 * If the XtNinternational resource is set to True at widget | |
1222 | 8077 * creation, then a fontset is always used, otherwise an |
7 | 8078 * XFontStruct is used. |
8079 */ | |
8080 gui.tooltip_fontset = (XFontSet)HL_TABLE()[idx].sg_fontset; | |
8081 gui_mch_new_tooltip_font(); | |
8082 } | |
8083 # endif | |
8084 # endif | |
8085 } | |
8086 else | |
8087 # endif | |
8088 { | |
8089 HL_TABLE()[idx].sg_font = font_name2handle(arg); | |
8090 /* If it worked and it's the Normal group, use it as the | |
8091 * normal font. Same for the Menu group. */ | |
8092 if (HL_TABLE()[idx].sg_font != NOFONT) | |
8093 { | |
8094 if (do_normal) | |
8095 gui_init_font(arg, FALSE); | |
8096 #ifndef FONTSET_ALWAYS | |
8097 # if (defined(FEAT_GUI_MOTIF) || defined(FEAT_GUI_ATHENA)) && defined(FEAT_MENU) | |
8098 if (do_menu) | |
8099 { | |
8100 gui.menu_font = HL_TABLE()[idx].sg_font; | |
8101 gui_mch_new_menu_font(); | |
8102 } | |
8103 # endif | |
8104 #endif | |
8105 } | |
8106 } | |
8107 } | |
8108 | |
8109 #endif /* FEAT_GUI */ | |
8110 | |
8111 /* | |
8112 * Table with the specifications for an attribute number. | |
8113 * Note that this table is used by ALL buffers. This is required because the | |
8114 * GUI can redraw at any time for any buffer. | |
8115 */ | |
298 | 8116 static garray_T term_attr_table = {0, 0, 0, 0, NULL}; |
7 | 8117 |
8118 #define TERM_ATTR_ENTRY(idx) ((attrentry_T *)term_attr_table.ga_data)[idx] | |
8119 | |
298 | 8120 static garray_T cterm_attr_table = {0, 0, 0, 0, NULL}; |
7 | 8121 |
8122 #define CTERM_ATTR_ENTRY(idx) ((attrentry_T *)cterm_attr_table.ga_data)[idx] | |
8123 | |
8124 #ifdef FEAT_GUI | |
298 | 8125 static garray_T gui_attr_table = {0, 0, 0, 0, NULL}; |
7 | 8126 |
8127 #define GUI_ATTR_ENTRY(idx) ((attrentry_T *)gui_attr_table.ga_data)[idx] | |
8128 #endif | |
8129 | |
8130 /* | |
8131 * Return the attr number for a set of colors and font. | |
8132 * Add a new entry to the term_attr_table, cterm_attr_table or gui_attr_table | |
8133 * if the combination is new. | |
8134 * Return 0 for error (no more room). | |
8135 */ | |
8136 static int | |
8137 get_attr_entry(table, aep) | |
8138 garray_T *table; | |
8139 attrentry_T *aep; | |
8140 { | |
8141 int i; | |
359 | 8142 attrentry_T *taep; |
7 | 8143 static int recursive = FALSE; |
8144 | |
8145 /* | |
8146 * Init the table, in case it wasn't done yet. | |
8147 */ | |
8148 table->ga_itemsize = sizeof(attrentry_T); | |
8149 table->ga_growsize = 7; | |
8150 | |
8151 /* | |
8152 * Try to find an entry with the same specifications. | |
8153 */ | |
8154 for (i = 0; i < table->ga_len; ++i) | |
8155 { | |
359 | 8156 taep = &(((attrentry_T *)table->ga_data)[i]); |
8157 if ( aep->ae_attr == taep->ae_attr | |
7 | 8158 && ( |
8159 #ifdef FEAT_GUI | |
8160 (table == &gui_attr_table | |
359 | 8161 && (aep->ae_u.gui.fg_color == taep->ae_u.gui.fg_color |
8162 && aep->ae_u.gui.bg_color | |
8163 == taep->ae_u.gui.bg_color | |
8164 && aep->ae_u.gui.sp_color | |
8165 == taep->ae_u.gui.sp_color | |
8166 && aep->ae_u.gui.font == taep->ae_u.gui.font | |
7 | 8167 # ifdef FEAT_XFONTSET |
359 | 8168 && aep->ae_u.gui.fontset == taep->ae_u.gui.fontset |
7 | 8169 # endif |
8170 )) | |
8171 || | |
8172 #endif | |
8173 (table == &term_attr_table | |
359 | 8174 && (aep->ae_u.term.start == NULL) |
8175 == (taep->ae_u.term.start == NULL) | |
7 | 8176 && (aep->ae_u.term.start == NULL |
8177 || STRCMP(aep->ae_u.term.start, | |
359 | 8178 taep->ae_u.term.start) == 0) |
8179 && (aep->ae_u.term.stop == NULL) | |
8180 == (taep->ae_u.term.stop == NULL) | |
7 | 8181 && (aep->ae_u.term.stop == NULL |
8182 || STRCMP(aep->ae_u.term.stop, | |
359 | 8183 taep->ae_u.term.stop) == 0)) |
7 | 8184 || (table == &cterm_attr_table |
359 | 8185 && aep->ae_u.cterm.fg_color |
8186 == taep->ae_u.cterm.fg_color | |
8187 && aep->ae_u.cterm.bg_color | |
8188 == taep->ae_u.cterm.bg_color) | |
7 | 8189 )) |
8190 | |
8191 return i + ATTR_OFF; | |
8192 } | |
8193 | |
271 | 8194 if (table->ga_len + ATTR_OFF > MAX_TYPENR) |
7 | 8195 { |
8196 /* | |
8197 * Running out of attribute entries! remove all attributes, and | |
8198 * compute new ones for all groups. | |
8199 * When called recursively, we are really out of numbers. | |
8200 */ | |
8201 if (recursive) | |
8202 { | |
8203 EMSG(_("E424: Too many different highlighting attributes in use")); | |
8204 return 0; | |
8205 } | |
8206 recursive = TRUE; | |
8207 | |
359 | 8208 clear_hl_tables(); |
8209 | |
7 | 8210 must_redraw = CLEAR; |
8211 | |
8212 for (i = 0; i < highlight_ga.ga_len; ++i) | |
8213 set_hl_attr(i); | |
8214 | |
8215 recursive = FALSE; | |
8216 } | |
8217 | |
8218 /* | |
8219 * This is a new combination of colors and font, add an entry. | |
8220 */ | |
8221 if (ga_grow(table, 1) == FAIL) | |
8222 return 0; | |
8223 | |
359 | 8224 taep = &(((attrentry_T *)table->ga_data)[table->ga_len]); |
8225 vim_memset(taep, 0, sizeof(attrentry_T)); | |
8226 taep->ae_attr = aep->ae_attr; | |
7 | 8227 #ifdef FEAT_GUI |
8228 if (table == &gui_attr_table) | |
8229 { | |
359 | 8230 taep->ae_u.gui.fg_color = aep->ae_u.gui.fg_color; |
8231 taep->ae_u.gui.bg_color = aep->ae_u.gui.bg_color; | |
8232 taep->ae_u.gui.sp_color = aep->ae_u.gui.sp_color; | |
8233 taep->ae_u.gui.font = aep->ae_u.gui.font; | |
7 | 8234 # ifdef FEAT_XFONTSET |
359 | 8235 taep->ae_u.gui.fontset = aep->ae_u.gui.fontset; |
7 | 8236 # endif |
8237 } | |
8238 #endif | |
8239 if (table == &term_attr_table) | |
8240 { | |
8241 if (aep->ae_u.term.start == NULL) | |
359 | 8242 taep->ae_u.term.start = NULL; |
7 | 8243 else |
359 | 8244 taep->ae_u.term.start = vim_strsave(aep->ae_u.term.start); |
7 | 8245 if (aep->ae_u.term.stop == NULL) |
359 | 8246 taep->ae_u.term.stop = NULL; |
7 | 8247 else |
359 | 8248 taep->ae_u.term.stop = vim_strsave(aep->ae_u.term.stop); |
7 | 8249 } |
8250 else if (table == &cterm_attr_table) | |
8251 { | |
359 | 8252 taep->ae_u.cterm.fg_color = aep->ae_u.cterm.fg_color; |
8253 taep->ae_u.cterm.bg_color = aep->ae_u.cterm.bg_color; | |
7 | 8254 } |
8255 ++table->ga_len; | |
8256 return (table->ga_len - 1 + ATTR_OFF); | |
8257 } | |
8258 | |
359 | 8259 /* |
8260 * Clear all highlight tables. | |
8261 */ | |
8262 void | |
8263 clear_hl_tables() | |
8264 { | |
8265 int i; | |
8266 attrentry_T *taep; | |
8267 | |
8268 #ifdef FEAT_GUI | |
8269 ga_clear(&gui_attr_table); | |
8270 #endif | |
8271 for (i = 0; i < term_attr_table.ga_len; ++i) | |
8272 { | |
8273 taep = &(((attrentry_T *)term_attr_table.ga_data)[i]); | |
8274 vim_free(taep->ae_u.term.start); | |
8275 vim_free(taep->ae_u.term.stop); | |
8276 } | |
8277 ga_clear(&term_attr_table); | |
8278 ga_clear(&cterm_attr_table); | |
8279 } | |
8280 | |
745 | 8281 #if defined(FEAT_SYN_HL) || defined(FEAT_SPELL) || defined(PROTO) |
221 | 8282 /* |
348 | 8283 * Combine special attributes (e.g., for spelling) with other attributes |
8284 * (e.g., for syntax highlighting). | |
8285 * "prim_attr" overrules "char_attr". | |
221 | 8286 * This creates a new group when required. |
8287 * Since we expect there to be few spelling mistakes we don't cache the | |
8288 * result. | |
8289 * Return the resulting attributes. | |
8290 */ | |
8291 int | |
348 | 8292 hl_combine_attr(char_attr, prim_attr) |
221 | 8293 int char_attr; |
348 | 8294 int prim_attr; |
221 | 8295 { |
8296 attrentry_T *char_aep = NULL; | |
8297 attrentry_T *spell_aep; | |
8298 attrentry_T new_en; | |
8299 | |
8300 if (char_attr == 0) | |
348 | 8301 return prim_attr; |
8302 if (char_attr <= HL_ALL && prim_attr <= HL_ALL) | |
8303 return char_attr | prim_attr; | |
221 | 8304 #ifdef FEAT_GUI |
8305 if (gui.in_use) | |
8306 { | |
8307 if (char_attr > HL_ALL) | |
8308 char_aep = syn_gui_attr2entry(char_attr); | |
8309 if (char_aep != NULL) | |
8310 new_en = *char_aep; | |
8311 else | |
8312 { | |
8313 vim_memset(&new_en, 0, sizeof(new_en)); | |
548 | 8314 new_en.ae_u.gui.fg_color = INVALCOLOR; |
8315 new_en.ae_u.gui.bg_color = INVALCOLOR; | |
8316 new_en.ae_u.gui.sp_color = INVALCOLOR; | |
221 | 8317 if (char_attr <= HL_ALL) |
8318 new_en.ae_attr = char_attr; | |
8319 } | |
8320 | |
348 | 8321 if (prim_attr <= HL_ALL) |
8322 new_en.ae_attr |= prim_attr; | |
221 | 8323 else |
8324 { | |
348 | 8325 spell_aep = syn_gui_attr2entry(prim_attr); |
221 | 8326 if (spell_aep != NULL) |
8327 { | |
8328 new_en.ae_attr |= spell_aep->ae_attr; | |
8329 if (spell_aep->ae_u.gui.fg_color != INVALCOLOR) | |
8330 new_en.ae_u.gui.fg_color = spell_aep->ae_u.gui.fg_color; | |
8331 if (spell_aep->ae_u.gui.bg_color != INVALCOLOR) | |
8332 new_en.ae_u.gui.bg_color = spell_aep->ae_u.gui.bg_color; | |
8333 if (spell_aep->ae_u.gui.sp_color != INVALCOLOR) | |
8334 new_en.ae_u.gui.sp_color = spell_aep->ae_u.gui.sp_color; | |
8335 if (spell_aep->ae_u.gui.font != NOFONT) | |
8336 new_en.ae_u.gui.font = spell_aep->ae_u.gui.font; | |
8337 # ifdef FEAT_XFONTSET | |
8338 if (spell_aep->ae_u.gui.fontset != NOFONTSET) | |
8339 new_en.ae_u.gui.fontset = spell_aep->ae_u.gui.fontset; | |
8340 # endif | |
8341 } | |
8342 } | |
8343 return get_attr_entry(&gui_attr_table, &new_en); | |
8344 } | |
8345 #endif | |
8346 | |
8347 if (t_colors > 1) | |
8348 { | |
8349 if (char_attr > HL_ALL) | |
8350 char_aep = syn_cterm_attr2entry(char_attr); | |
8351 if (char_aep != NULL) | |
8352 new_en = *char_aep; | |
8353 else | |
8354 { | |
8355 vim_memset(&new_en, 0, sizeof(new_en)); | |
8356 if (char_attr <= HL_ALL) | |
8357 new_en.ae_attr = char_attr; | |
8358 } | |
8359 | |
348 | 8360 if (prim_attr <= HL_ALL) |
8361 new_en.ae_attr |= prim_attr; | |
221 | 8362 else |
8363 { | |
348 | 8364 spell_aep = syn_cterm_attr2entry(prim_attr); |
221 | 8365 if (spell_aep != NULL) |
8366 { | |
8367 new_en.ae_attr |= spell_aep->ae_attr; | |
8368 if (spell_aep->ae_u.cterm.fg_color > 0) | |
8369 new_en.ae_u.cterm.fg_color = spell_aep->ae_u.cterm.fg_color; | |
8370 if (spell_aep->ae_u.cterm.bg_color > 0) | |
8371 new_en.ae_u.cterm.bg_color = spell_aep->ae_u.cterm.bg_color; | |
8372 } | |
8373 } | |
8374 return get_attr_entry(&cterm_attr_table, &new_en); | |
8375 } | |
8376 | |
8377 if (char_attr > HL_ALL) | |
8378 char_aep = syn_term_attr2entry(char_attr); | |
8379 if (char_aep != NULL) | |
8380 new_en = *char_aep; | |
8381 else | |
8382 { | |
8383 vim_memset(&new_en, 0, sizeof(new_en)); | |
8384 if (char_attr <= HL_ALL) | |
8385 new_en.ae_attr = char_attr; | |
8386 } | |
8387 | |
348 | 8388 if (prim_attr <= HL_ALL) |
8389 new_en.ae_attr |= prim_attr; | |
221 | 8390 else |
8391 { | |
607 | 8392 spell_aep = syn_term_attr2entry(prim_attr); |
221 | 8393 if (spell_aep != NULL) |
8394 { | |
8395 new_en.ae_attr |= spell_aep->ae_attr; | |
8396 if (spell_aep->ae_u.term.start != NULL) | |
8397 { | |
8398 new_en.ae_u.term.start = spell_aep->ae_u.term.start; | |
8399 new_en.ae_u.term.stop = spell_aep->ae_u.term.stop; | |
8400 } | |
8401 } | |
8402 } | |
8403 return get_attr_entry(&term_attr_table, &new_en); | |
8404 } | |
8405 #endif | |
8406 | |
7 | 8407 #ifdef FEAT_GUI |
8408 | |
8409 attrentry_T * | |
8410 syn_gui_attr2entry(attr) | |
8411 int attr; | |
8412 { | |
8413 attr -= ATTR_OFF; | |
8414 if (attr >= gui_attr_table.ga_len) /* did ":syntax clear" */ | |
8415 return NULL; | |
8416 return &(GUI_ATTR_ENTRY(attr)); | |
8417 } | |
8418 #endif /* FEAT_GUI */ | |
8419 | |
745 | 8420 /* |
8421 * Get the highlight attributes (HL_BOLD etc.) from an attribute nr. | |
8422 * Only to be used when "attr" > HL_ALL. | |
8423 */ | |
8424 int | |
8425 syn_attr2attr(attr) | |
8426 int attr; | |
8427 { | |
8428 attrentry_T *aep; | |
8429 | |
8430 #ifdef FEAT_GUI | |
8431 if (gui.in_use) | |
8432 aep = syn_gui_attr2entry(attr); | |
8433 else | |
8434 #endif | |
8435 if (t_colors > 1) | |
8436 aep = syn_cterm_attr2entry(attr); | |
8437 else | |
8438 aep = syn_term_attr2entry(attr); | |
8439 | |
8440 if (aep == NULL) /* highlighting not set */ | |
8441 return 0; | |
8442 return aep->ae_attr; | |
8443 } | |
8444 | |
8445 | |
7 | 8446 attrentry_T * |
8447 syn_term_attr2entry(attr) | |
8448 int attr; | |
8449 { | |
8450 attr -= ATTR_OFF; | |
8451 if (attr >= term_attr_table.ga_len) /* did ":syntax clear" */ | |
8452 return NULL; | |
8453 return &(TERM_ATTR_ENTRY(attr)); | |
8454 } | |
8455 | |
8456 attrentry_T * | |
8457 syn_cterm_attr2entry(attr) | |
8458 int attr; | |
8459 { | |
8460 attr -= ATTR_OFF; | |
8461 if (attr >= cterm_attr_table.ga_len) /* did ":syntax clear" */ | |
8462 return NULL; | |
8463 return &(CTERM_ATTR_ENTRY(attr)); | |
8464 } | |
8465 | |
8466 #define LIST_ATTR 1 | |
8467 #define LIST_STRING 2 | |
8468 #define LIST_INT 3 | |
8469 | |
8470 static void | |
8471 highlight_list_one(id) | |
8472 int id; | |
8473 { | |
8474 struct hl_group *sgp; | |
8475 int didh = FALSE; | |
8476 | |
8477 sgp = &HL_TABLE()[id - 1]; /* index is ID minus one */ | |
8478 | |
8479 didh = highlight_list_arg(id, didh, LIST_ATTR, | |
8480 sgp->sg_term, NULL, "term"); | |
8481 didh = highlight_list_arg(id, didh, LIST_STRING, | |
8482 0, sgp->sg_start, "start"); | |
8483 didh = highlight_list_arg(id, didh, LIST_STRING, | |
8484 0, sgp->sg_stop, "stop"); | |
8485 | |
8486 didh = highlight_list_arg(id, didh, LIST_ATTR, | |
8487 sgp->sg_cterm, NULL, "cterm"); | |
8488 didh = highlight_list_arg(id, didh, LIST_INT, | |
8489 sgp->sg_cterm_fg, NULL, "ctermfg"); | |
8490 didh = highlight_list_arg(id, didh, LIST_INT, | |
8491 sgp->sg_cterm_bg, NULL, "ctermbg"); | |
8492 | |
2318
9cf111138fb9
Allow synIDattr() getting GUI attributes when build without GUI.
Bram Moolenaar <bram@vim.org>
parents:
2314
diff
changeset
|
8493 #if defined(FEAT_GUI) || defined(FEAT_EVAL) |
7 | 8494 didh = highlight_list_arg(id, didh, LIST_ATTR, |
8495 sgp->sg_gui, NULL, "gui"); | |
8496 didh = highlight_list_arg(id, didh, LIST_STRING, | |
8497 0, sgp->sg_gui_fg_name, "guifg"); | |
8498 didh = highlight_list_arg(id, didh, LIST_STRING, | |
8499 0, sgp->sg_gui_bg_name, "guibg"); | |
8500 didh = highlight_list_arg(id, didh, LIST_STRING, | |
301 | 8501 0, sgp->sg_gui_sp_name, "guisp"); |
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diff
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|
8502 #endif |
9cf111138fb9
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diff
changeset
|
8503 #ifdef FEAT_GUI |
301 | 8504 didh = highlight_list_arg(id, didh, LIST_STRING, |
7 | 8505 0, sgp->sg_font_name, "font"); |
8506 #endif | |
8507 | |
448 | 8508 if (sgp->sg_link && !got_int) |
7 | 8509 { |
8510 (void)syn_list_header(didh, 9999, id); | |
448 | 8511 didh = TRUE; |
7 | 8512 msg_puts_attr((char_u *)"links to", hl_attr(HLF_D)); |
8513 msg_putchar(' '); | |
8514 msg_outtrans(HL_TABLE()[HL_TABLE()[id - 1].sg_link - 1].sg_name); | |
8515 } | |
448 | 8516 |
694 | 8517 if (!didh) |
8518 highlight_list_arg(id, didh, LIST_STRING, 0, (char_u *)"cleared", ""); | |
448 | 8519 #ifdef FEAT_EVAL |
694 | 8520 if (p_verbose > 0) |
448 | 8521 last_set_msg(sgp->sg_scriptID); |
8522 #endif | |
7 | 8523 } |
8524 | |
8525 static int | |
8526 highlight_list_arg(id, didh, type, iarg, sarg, name) | |
8527 int id; | |
8528 int didh; | |
8529 int type; | |
8530 int iarg; | |
8531 char_u *sarg; | |
8532 char *name; | |
8533 { | |
8534 char_u buf[100]; | |
8535 char_u *ts; | |
8536 int i; | |
8537 | |
448 | 8538 if (got_int) |
8539 return FALSE; | |
7 | 8540 if (type == LIST_STRING ? (sarg != NULL) : (iarg != 0)) |
8541 { | |
8542 ts = buf; | |
8543 if (type == LIST_INT) | |
8544 sprintf((char *)buf, "%d", iarg - 1); | |
8545 else if (type == LIST_STRING) | |
8546 ts = sarg; | |
8547 else /* type == LIST_ATTR */ | |
8548 { | |
8549 buf[0] = NUL; | |
8550 for (i = 0; hl_attr_table[i] != 0; ++i) | |
8551 { | |
8552 if (iarg & hl_attr_table[i]) | |
8553 { | |
8554 if (buf[0] != NUL) | |
8555 STRCAT(buf, ","); | |
8556 STRCAT(buf, hl_name_table[i]); | |
8557 iarg &= ~hl_attr_table[i]; /* don't want "inverse" */ | |
8558 } | |
8559 } | |
8560 } | |
8561 | |
8562 (void)syn_list_header(didh, | |
8563 (int)(vim_strsize(ts) + STRLEN(name) + 1), id); | |
8564 didh = TRUE; | |
448 | 8565 if (!got_int) |
8566 { | |
694 | 8567 if (*name != NUL) |
8568 { | |
8569 MSG_PUTS_ATTR(name, hl_attr(HLF_D)); | |
8570 MSG_PUTS_ATTR("=", hl_attr(HLF_D)); | |
8571 } | |
448 | 8572 msg_outtrans(ts); |
8573 } | |
7 | 8574 } |
8575 return didh; | |
8576 } | |
8577 | |
8578 #if (((defined(FEAT_EVAL) || defined(FEAT_PRINTER))) && defined(FEAT_SYN_HL)) || defined(PROTO) | |
8579 /* | |
8580 * Return "1" if highlight group "id" has attribute "flag". | |
8581 * Return NULL otherwise. | |
8582 */ | |
8583 char_u * | |
8584 highlight_has_attr(id, flag, modec) | |
8585 int id; | |
8586 int flag; | |
8587 int modec; /* 'g' for GUI, 'c' for cterm, 't' for term */ | |
8588 { | |
8589 int attr; | |
8590 | |
8591 if (id <= 0 || id > highlight_ga.ga_len) | |
8592 return NULL; | |
8593 | |
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Bram Moolenaar <bram@vim.org>
parents:
2314
diff
changeset
|
8594 #if defined(FEAT_GUI) || defined(FEAT_EVAL) |
7 | 8595 if (modec == 'g') |
8596 attr = HL_TABLE()[id - 1].sg_gui; | |
8597 else | |
8598 #endif | |
8599 if (modec == 'c') | |
8600 attr = HL_TABLE()[id - 1].sg_cterm; | |
8601 else | |
8602 attr = HL_TABLE()[id - 1].sg_term; | |
8603 | |
8604 if (attr & flag) | |
8605 return (char_u *)"1"; | |
8606 return NULL; | |
8607 } | |
8608 #endif | |
8609 | |
8610 #if (defined(FEAT_SYN_HL) && defined(FEAT_EVAL)) || defined(PROTO) | |
8611 /* | |
8612 * Return color name of highlight group "id". | |
8613 */ | |
8614 char_u * | |
8615 highlight_color(id, what, modec) | |
8616 int id; | |
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diff
changeset
|
8617 char_u *what; /* "font", "fg", "bg", "sp", "fg#", "bg#" or "sp#" */ |
7 | 8618 int modec; /* 'g' for GUI, 'c' for cterm, 't' for term */ |
8619 { | |
8620 static char_u name[20]; | |
8621 int n; | |
205 | 8622 int fg = FALSE; |
8623 int sp = FALSE; | |
2106
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parents:
2100
diff
changeset
|
8624 int font = FALSE; |
7 | 8625 |
8626 if (id <= 0 || id > highlight_ga.ga_len) | |
8627 return NULL; | |
8628 | |
2106
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diff
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|
8629 if (TOLOWER_ASC(what[0]) == 'f' && TOLOWER_ASC(what[1]) == 'g') |
7 | 8630 fg = TRUE; |
2106
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diff
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|
8631 else if (TOLOWER_ASC(what[0]) == 'f' && TOLOWER_ASC(what[1]) == 'o' |
2311
ccda151dde4e
Support completion for ":find". (Nazri Ramliy)
Bram Moolenaar <bram@vim.org>
parents:
2277
diff
changeset
|
8632 && TOLOWER_ASC(what[2]) == 'n' && TOLOWER_ASC(what[3]) == 't') |
2106
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diff
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|
8633 font = TRUE; |
15674e198164
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diff
changeset
|
8634 else if (TOLOWER_ASC(what[0]) == 's' && TOLOWER_ASC(what[1]) == 'p') |
205 | 8635 sp = TRUE; |
2106
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parents:
2100
diff
changeset
|
8636 else if (!(TOLOWER_ASC(what[0]) == 'b' && TOLOWER_ASC(what[1]) == 'g')) |
15674e198164
updated for version 7.2.389
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parents:
2100
diff
changeset
|
8637 return NULL; |
7 | 8638 if (modec == 'g') |
8639 { | |
2318
9cf111138fb9
Allow synIDattr() getting GUI attributes when build without GUI.
Bram Moolenaar <bram@vim.org>
parents:
2314
diff
changeset
|
8640 # ifdef FEAT_GUI |
2106
15674e198164
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diff
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|
8641 /* return font name */ |
15674e198164
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diff
changeset
|
8642 if (font) |
15674e198164
updated for version 7.2.389
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parents:
2100
diff
changeset
|
8643 return HL_TABLE()[id - 1].sg_font_name; |
15674e198164
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diff
changeset
|
8644 |
7 | 8645 /* return #RRGGBB form (only possible when GUI is running) */ |
2106
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2100
diff
changeset
|
8646 if (gui.in_use && what[2] == '#') |
7 | 8647 { |
8648 guicolor_T color; | |
8649 long_u rgb; | |
8650 static char_u buf[10]; | |
8651 | |
8652 if (fg) | |
8653 color = HL_TABLE()[id - 1].sg_gui_fg; | |
205 | 8654 else if (sp) |
8655 color = HL_TABLE()[id - 1].sg_gui_sp; | |
7 | 8656 else |
8657 color = HL_TABLE()[id - 1].sg_gui_bg; | |
8658 if (color == INVALCOLOR) | |
8659 return NULL; | |
8660 rgb = gui_mch_get_rgb(color); | |
8661 sprintf((char *)buf, "#%02x%02x%02x", | |
8662 (unsigned)(rgb >> 16), | |
8663 (unsigned)(rgb >> 8) & 255, | |
8664 (unsigned)rgb & 255); | |
8665 return buf; | |
8666 } | |
2318
9cf111138fb9
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Bram Moolenaar <bram@vim.org>
parents:
2314
diff
changeset
|
8667 #endif |
7 | 8668 if (fg) |
8669 return (HL_TABLE()[id - 1].sg_gui_fg_name); | |
205 | 8670 if (sp) |
8671 return (HL_TABLE()[id - 1].sg_gui_sp_name); | |
7 | 8672 return (HL_TABLE()[id - 1].sg_gui_bg_name); |
8673 } | |
2106
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diff
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|
8674 if (font || sp) |
15674e198164
updated for version 7.2.389
Bram Moolenaar <bram@zimbu.org>
parents:
2100
diff
changeset
|
8675 return NULL; |
7 | 8676 if (modec == 'c') |
8677 { | |
8678 if (fg) | |
8679 n = HL_TABLE()[id - 1].sg_cterm_fg - 1; | |
8680 else | |
8681 n = HL_TABLE()[id - 1].sg_cterm_bg - 1; | |
8682 sprintf((char *)name, "%d", n); | |
8683 return name; | |
8684 } | |
8685 /* term doesn't have color */ | |
8686 return NULL; | |
8687 } | |
8688 #endif | |
8689 | |
8690 #if (defined(FEAT_SYN_HL) && defined(FEAT_GUI) && defined(FEAT_PRINTER)) \ | |
8691 || defined(PROTO) | |
8692 /* | |
8693 * Return color name of highlight group "id" as RGB value. | |
8694 */ | |
8695 long_u | |
8696 highlight_gui_color_rgb(id, fg) | |
8697 int id; | |
8698 int fg; /* TRUE = fg, FALSE = bg */ | |
8699 { | |
8700 guicolor_T color; | |
8701 | |
8702 if (id <= 0 || id > highlight_ga.ga_len) | |
8703 return 0L; | |
8704 | |
8705 if (fg) | |
8706 color = HL_TABLE()[id - 1].sg_gui_fg; | |
8707 else | |
8708 color = HL_TABLE()[id - 1].sg_gui_bg; | |
8709 | |
8710 if (color == INVALCOLOR) | |
8711 return 0L; | |
8712 | |
8713 return gui_mch_get_rgb(color); | |
8714 } | |
8715 #endif | |
8716 | |
8717 /* | |
8718 * Output the syntax list header. | |
8719 * Return TRUE when started a new line. | |
8720 */ | |
8721 static int | |
8722 syn_list_header(did_header, outlen, id) | |
8723 int did_header; /* did header already */ | |
8724 int outlen; /* length of string that comes */ | |
8725 int id; /* highlight group id */ | |
8726 { | |
8727 int endcol = 19; | |
8728 int newline = TRUE; | |
8729 | |
8730 if (!did_header) | |
8731 { | |
8732 msg_putchar('\n'); | |
448 | 8733 if (got_int) |
8734 return TRUE; | |
7 | 8735 msg_outtrans(HL_TABLE()[id - 1].sg_name); |
8736 endcol = 15; | |
8737 } | |
8738 else if (msg_col + outlen + 1 >= Columns) | |
448 | 8739 { |
7 | 8740 msg_putchar('\n'); |
448 | 8741 if (got_int) |
8742 return TRUE; | |
8743 } | |
7 | 8744 else |
8745 { | |
8746 if (msg_col >= endcol) /* wrap around is like starting a new line */ | |
8747 newline = FALSE; | |
8748 } | |
8749 | |
8750 if (msg_col >= endcol) /* output at least one space */ | |
8751 endcol = msg_col + 1; | |
8752 if (Columns <= endcol) /* avoid hang for tiny window */ | |
8753 endcol = Columns - 1; | |
8754 | |
8755 msg_advance(endcol); | |
8756 | |
8757 /* Show "xxx" with the attributes. */ | |
8758 if (!did_header) | |
8759 { | |
8760 msg_puts_attr((char_u *)"xxx", syn_id2attr(id)); | |
8761 msg_putchar(' '); | |
8762 } | |
8763 | |
8764 return newline; | |
8765 } | |
8766 | |
8767 /* | |
8768 * Set the attribute numbers for a highlight group. | |
8769 * Called after one of the attributes has changed. | |
8770 */ | |
8771 static void | |
8772 set_hl_attr(idx) | |
8773 int idx; /* index in array */ | |
8774 { | |
8775 attrentry_T at_en; | |
8776 struct hl_group *sgp = HL_TABLE() + idx; | |
8777 | |
8778 /* The "Normal" group doesn't need an attribute number */ | |
8779 if (sgp->sg_name_u != NULL && STRCMP(sgp->sg_name_u, "NORMAL") == 0) | |
8780 return; | |
8781 | |
8782 #ifdef FEAT_GUI | |
8783 /* | |
8784 * For the GUI mode: If there are other than "normal" highlighting | |
8785 * attributes, need to allocate an attr number. | |
8786 */ | |
8787 if (sgp->sg_gui_fg == INVALCOLOR | |
8788 && sgp->sg_gui_bg == INVALCOLOR | |
205 | 8789 && sgp->sg_gui_sp == INVALCOLOR |
7 | 8790 && sgp->sg_font == NOFONT |
8791 # ifdef FEAT_XFONTSET | |
8792 && sgp->sg_fontset == NOFONTSET | |
8793 # endif | |
8794 ) | |
8795 { | |
8796 sgp->sg_gui_attr = sgp->sg_gui; | |
8797 } | |
8798 else | |
8799 { | |
8800 at_en.ae_attr = sgp->sg_gui; | |
8801 at_en.ae_u.gui.fg_color = sgp->sg_gui_fg; | |
8802 at_en.ae_u.gui.bg_color = sgp->sg_gui_bg; | |
205 | 8803 at_en.ae_u.gui.sp_color = sgp->sg_gui_sp; |
7 | 8804 at_en.ae_u.gui.font = sgp->sg_font; |
8805 # ifdef FEAT_XFONTSET | |
8806 at_en.ae_u.gui.fontset = sgp->sg_fontset; | |
8807 # endif | |
8808 sgp->sg_gui_attr = get_attr_entry(&gui_attr_table, &at_en); | |
8809 } | |
8810 #endif | |
8811 /* | |
8812 * For the term mode: If there are other than "normal" highlighting | |
8813 * attributes, need to allocate an attr number. | |
8814 */ | |
8815 if (sgp->sg_start == NULL && sgp->sg_stop == NULL) | |
8816 sgp->sg_term_attr = sgp->sg_term; | |
8817 else | |
8818 { | |
8819 at_en.ae_attr = sgp->sg_term; | |
8820 at_en.ae_u.term.start = sgp->sg_start; | |
8821 at_en.ae_u.term.stop = sgp->sg_stop; | |
8822 sgp->sg_term_attr = get_attr_entry(&term_attr_table, &at_en); | |
8823 } | |
8824 | |
8825 /* | |
8826 * For the color term mode: If there are other than "normal" | |
8827 * highlighting attributes, need to allocate an attr number. | |
8828 */ | |
8829 if (sgp->sg_cterm_fg == 0 && sgp->sg_cterm_bg == 0) | |
8830 sgp->sg_cterm_attr = sgp->sg_cterm; | |
8831 else | |
8832 { | |
8833 at_en.ae_attr = sgp->sg_cterm; | |
8834 at_en.ae_u.cterm.fg_color = sgp->sg_cterm_fg; | |
8835 at_en.ae_u.cterm.bg_color = sgp->sg_cterm_bg; | |
8836 sgp->sg_cterm_attr = get_attr_entry(&cterm_attr_table, &at_en); | |
8837 } | |
8838 } | |
8839 | |
8840 /* | |
8841 * Lookup a highlight group name and return it's ID. | |
8842 * If it is not found, 0 is returned. | |
8843 */ | |
8844 int | |
8845 syn_name2id(name) | |
8846 char_u *name; | |
8847 { | |
8848 int i; | |
8849 char_u name_u[200]; | |
8850 | |
8851 /* Avoid using stricmp() too much, it's slow on some systems */ | |
8852 /* Avoid alloc()/free(), these are slow too. ID names over 200 chars | |
8853 * don't deserve to be found! */ | |
419 | 8854 vim_strncpy(name_u, name, 199); |
7 | 8855 vim_strup(name_u); |
8856 for (i = highlight_ga.ga_len; --i >= 0; ) | |
8857 if (HL_TABLE()[i].sg_name_u != NULL | |
8858 && STRCMP(name_u, HL_TABLE()[i].sg_name_u) == 0) | |
8859 break; | |
8860 return i + 1; | |
8861 } | |
8862 | |
8863 #if defined(FEAT_EVAL) || defined(PROTO) | |
8864 /* | |
8865 * Return TRUE if highlight group "name" exists. | |
8866 */ | |
8867 int | |
8868 highlight_exists(name) | |
8869 char_u *name; | |
8870 { | |
8871 return (syn_name2id(name) > 0); | |
8872 } | |
819 | 8873 |
8874 # if defined(FEAT_SEARCH_EXTRA) || defined(PROTO) | |
8875 /* | |
8876 * Return the name of highlight group "id". | |
8877 * When not a valid ID return an empty string. | |
8878 */ | |
8879 char_u * | |
8880 syn_id2name(id) | |
8881 int id; | |
8882 { | |
1326 | 8883 if (id <= 0 || id > highlight_ga.ga_len) |
819 | 8884 return (char_u *)""; |
8885 return HL_TABLE()[id - 1].sg_name; | |
8886 } | |
8887 # endif | |
7 | 8888 #endif |
8889 | |
8890 /* | |
8891 * Like syn_name2id(), but take a pointer + length argument. | |
8892 */ | |
8893 int | |
8894 syn_namen2id(linep, len) | |
8895 char_u *linep; | |
8896 int len; | |
8897 { | |
8898 char_u *name; | |
8899 int id = 0; | |
8900 | |
8901 name = vim_strnsave(linep, len); | |
8902 if (name != NULL) | |
8903 { | |
8904 id = syn_name2id(name); | |
8905 vim_free(name); | |
8906 } | |
8907 return id; | |
8908 } | |
8909 | |
8910 /* | |
8911 * Find highlight group name in the table and return it's ID. | |
8912 * The argument is a pointer to the name and the length of the name. | |
8913 * If it doesn't exist yet, a new entry is created. | |
8914 * Return 0 for failure. | |
8915 */ | |
8916 int | |
8917 syn_check_group(pp, len) | |
8918 char_u *pp; | |
8919 int len; | |
8920 { | |
8921 int id; | |
8922 char_u *name; | |
8923 | |
8924 name = vim_strnsave(pp, len); | |
8925 if (name == NULL) | |
8926 return 0; | |
8927 | |
8928 id = syn_name2id(name); | |
8929 if (id == 0) /* doesn't exist yet */ | |
8930 id = syn_add_group(name); | |
8931 else | |
8932 vim_free(name); | |
8933 return id; | |
8934 } | |
8935 | |
8936 /* | |
8937 * Add new highlight group and return it's ID. | |
8938 * "name" must be an allocated string, it will be consumed. | |
8939 * Return 0 for failure. | |
8940 */ | |
8941 static int | |
8942 syn_add_group(name) | |
8943 char_u *name; | |
8944 { | |
8945 char_u *p; | |
8946 | |
8947 /* Check that the name is ASCII letters, digits and underscore. */ | |
8948 for (p = name; *p != NUL; ++p) | |
8949 { | |
8950 if (!vim_isprintc(*p)) | |
8951 { | |
8952 EMSG(_("E669: Unprintable character in group name")); | |
2020 | 8953 vim_free(name); |
7 | 8954 return 0; |
8955 } | |
8956 else if (!ASCII_ISALNUM(*p) && *p != '_') | |
8957 { | |
8958 /* This is an error, but since there previously was no check only | |
8959 * give a warning. */ | |
16 | 8960 msg_source(hl_attr(HLF_W)); |
7 | 8961 MSG(_("W18: Invalid character in group name")); |
8962 break; | |
8963 } | |
8964 } | |
8965 | |
8966 /* | |
8967 * First call for this growarray: init growing array. | |
8968 */ | |
8969 if (highlight_ga.ga_data == NULL) | |
8970 { | |
8971 highlight_ga.ga_itemsize = sizeof(struct hl_group); | |
8972 highlight_ga.ga_growsize = 10; | |
8973 } | |
8974 | |
8975 /* | |
8976 * Make room for at least one other syntax_highlight entry. | |
8977 */ | |
8978 if (ga_grow(&highlight_ga, 1) == FAIL) | |
8979 { | |
8980 vim_free(name); | |
8981 return 0; | |
8982 } | |
8983 | |
8984 vim_memset(&(HL_TABLE()[highlight_ga.ga_len]), 0, sizeof(struct hl_group)); | |
8985 HL_TABLE()[highlight_ga.ga_len].sg_name = name; | |
8986 HL_TABLE()[highlight_ga.ga_len].sg_name_u = vim_strsave_up(name); | |
8987 #ifdef FEAT_GUI | |
8988 HL_TABLE()[highlight_ga.ga_len].sg_gui_bg = INVALCOLOR; | |
8989 HL_TABLE()[highlight_ga.ga_len].sg_gui_fg = INVALCOLOR; | |
205 | 8990 HL_TABLE()[highlight_ga.ga_len].sg_gui_sp = INVALCOLOR; |
7 | 8991 #endif |
8992 ++highlight_ga.ga_len; | |
8993 | |
8994 return highlight_ga.ga_len; /* ID is index plus one */ | |
8995 } | |
8996 | |
8997 /* | |
8998 * When, just after calling syn_add_group(), an error is discovered, this | |
8999 * function deletes the new name. | |
9000 */ | |
9001 static void | |
9002 syn_unadd_group() | |
9003 { | |
9004 --highlight_ga.ga_len; | |
9005 vim_free(HL_TABLE()[highlight_ga.ga_len].sg_name); | |
9006 vim_free(HL_TABLE()[highlight_ga.ga_len].sg_name_u); | |
9007 } | |
9008 | |
9009 /* | |
9010 * Translate a group ID to highlight attributes. | |
9011 */ | |
9012 int | |
9013 syn_id2attr(hl_id) | |
9014 int hl_id; | |
9015 { | |
9016 int attr; | |
9017 struct hl_group *sgp; | |
9018 | |
9019 hl_id = syn_get_final_id(hl_id); | |
9020 sgp = &HL_TABLE()[hl_id - 1]; /* index is ID minus one */ | |
9021 | |
9022 #ifdef FEAT_GUI | |
9023 /* | |
9024 * Only use GUI attr when the GUI is being used. | |
9025 */ | |
9026 if (gui.in_use) | |
9027 attr = sgp->sg_gui_attr; | |
9028 else | |
9029 #endif | |
9030 if (t_colors > 1) | |
9031 attr = sgp->sg_cterm_attr; | |
9032 else | |
9033 attr = sgp->sg_term_attr; | |
9034 | |
9035 return attr; | |
9036 } | |
9037 | |
9038 #ifdef FEAT_GUI | |
9039 /* | |
9040 * Get the GUI colors and attributes for a group ID. | |
9041 * NOTE: the colors will be INVALCOLOR when not set, the color otherwise. | |
9042 */ | |
9043 int | |
9044 syn_id2colors(hl_id, fgp, bgp) | |
9045 int hl_id; | |
9046 guicolor_T *fgp; | |
9047 guicolor_T *bgp; | |
9048 { | |
9049 struct hl_group *sgp; | |
9050 | |
9051 hl_id = syn_get_final_id(hl_id); | |
9052 sgp = &HL_TABLE()[hl_id - 1]; /* index is ID minus one */ | |
9053 | |
9054 *fgp = sgp->sg_gui_fg; | |
9055 *bgp = sgp->sg_gui_bg; | |
9056 return sgp->sg_gui; | |
9057 } | |
9058 #endif | |
9059 | |
9060 /* | |
9061 * Translate a group ID to the final group ID (following links). | |
9062 */ | |
9063 int | |
9064 syn_get_final_id(hl_id) | |
9065 int hl_id; | |
9066 { | |
9067 int count; | |
9068 struct hl_group *sgp; | |
9069 | |
9070 if (hl_id > highlight_ga.ga_len || hl_id < 1) | |
9071 return 0; /* Can be called from eval!! */ | |
9072 | |
9073 /* | |
9074 * Follow links until there is no more. | |
9075 * Look out for loops! Break after 100 links. | |
9076 */ | |
9077 for (count = 100; --count >= 0; ) | |
9078 { | |
9079 sgp = &HL_TABLE()[hl_id - 1]; /* index is ID minus one */ | |
9080 if (sgp->sg_link == 0 || sgp->sg_link > highlight_ga.ga_len) | |
9081 break; | |
9082 hl_id = sgp->sg_link; | |
9083 } | |
9084 | |
9085 return hl_id; | |
9086 } | |
9087 | |
9088 #ifdef FEAT_GUI | |
9089 /* | |
9090 * Call this function just after the GUI has started. | |
9091 * It finds the font and color handles for the highlighting groups. | |
9092 */ | |
9093 void | |
9094 highlight_gui_started() | |
9095 { | |
9096 int idx; | |
9097 | |
9098 /* First get the colors from the "Normal" and "Menu" group, if set */ | |
9099 set_normal_colors(); | |
9100 | |
9101 for (idx = 0; idx < highlight_ga.ga_len; ++idx) | |
9102 gui_do_one_color(idx, FALSE, FALSE); | |
9103 | |
9104 highlight_changed(); | |
9105 } | |
9106 | |
9107 static void | |
9108 gui_do_one_color(idx, do_menu, do_tooltip) | |
9109 int idx; | |
9110 int do_menu; /* TRUE: might set the menu font */ | |
9111 int do_tooltip; /* TRUE: might set the tooltip font */ | |
9112 { | |
9113 int didit = FALSE; | |
9114 | |
9115 if (HL_TABLE()[idx].sg_font_name != NULL) | |
9116 { | |
9117 hl_do_font(idx, HL_TABLE()[idx].sg_font_name, FALSE, do_menu, | |
9118 do_tooltip); | |
9119 didit = TRUE; | |
9120 } | |
9121 if (HL_TABLE()[idx].sg_gui_fg_name != NULL) | |
9122 { | |
9123 HL_TABLE()[idx].sg_gui_fg = | |
9124 color_name2handle(HL_TABLE()[idx].sg_gui_fg_name); | |
9125 didit = TRUE; | |
9126 } | |
9127 if (HL_TABLE()[idx].sg_gui_bg_name != NULL) | |
9128 { | |
9129 HL_TABLE()[idx].sg_gui_bg = | |
9130 color_name2handle(HL_TABLE()[idx].sg_gui_bg_name); | |
9131 didit = TRUE; | |
9132 } | |
205 | 9133 if (HL_TABLE()[idx].sg_gui_sp_name != NULL) |
9134 { | |
9135 HL_TABLE()[idx].sg_gui_sp = | |
9136 color_name2handle(HL_TABLE()[idx].sg_gui_sp_name); | |
9137 didit = TRUE; | |
9138 } | |
7 | 9139 if (didit) /* need to get a new attr number */ |
9140 set_hl_attr(idx); | |
9141 } | |
9142 | |
9143 #endif | |
9144 | |
9145 /* | |
9146 * Translate the 'highlight' option into attributes in highlight_attr[] and | |
9147 * set up the user highlights User1..9. If FEAT_STL_OPT is in use, a set of | |
9148 * corresponding highlights to use on top of HLF_SNC is computed. | |
9149 * Called only when the 'highlight' option has been changed and upon first | |
9150 * screen redraw after any :highlight command. | |
9151 * Return FAIL when an invalid flag is found in 'highlight'. OK otherwise. | |
9152 */ | |
9153 int | |
9154 highlight_changed() | |
9155 { | |
9156 int hlf; | |
9157 int i; | |
9158 char_u *p; | |
9159 int attr; | |
9160 char_u *end; | |
9161 int id; | |
9162 #ifdef USER_HIGHLIGHT | |
9163 char_u userhl[10]; | |
9164 # ifdef FEAT_STL_OPT | |
9165 int id_SNC = -1; | |
9166 int id_S = -1; | |
9167 int hlcnt; | |
9168 # endif | |
9169 #endif | |
9170 static int hl_flags[HLF_COUNT] = HL_FLAGS; | |
9171 | |
9172 need_highlight_changed = FALSE; | |
9173 | |
9174 /* | |
9175 * Clear all attributes. | |
9176 */ | |
9177 for (hlf = 0; hlf < (int)HLF_COUNT; ++hlf) | |
9178 highlight_attr[hlf] = 0; | |
9179 | |
9180 /* | |
9181 * First set all attributes to their default value. | |
9182 * Then use the attributes from the 'highlight' option. | |
9183 */ | |
9184 for (i = 0; i < 2; ++i) | |
9185 { | |
9186 if (i) | |
9187 p = p_hl; | |
9188 else | |
9189 p = get_highlight_default(); | |
9190 if (p == NULL) /* just in case */ | |
9191 continue; | |
9192 | |
9193 while (*p) | |
9194 { | |
9195 for (hlf = 0; hlf < (int)HLF_COUNT; ++hlf) | |
9196 if (hl_flags[hlf] == *p) | |
9197 break; | |
9198 ++p; | |
9199 if (hlf == (int)HLF_COUNT || *p == NUL) | |
9200 return FAIL; | |
9201 | |
9202 /* | |
9203 * Allow several hl_flags to be combined, like "bu" for | |
9204 * bold-underlined. | |
9205 */ | |
9206 attr = 0; | |
9207 for ( ; *p && *p != ','; ++p) /* parse upto comma */ | |
9208 { | |
9209 if (vim_iswhite(*p)) /* ignore white space */ | |
9210 continue; | |
9211 | |
9212 if (attr > HL_ALL) /* Combination with ':' is not allowed. */ | |
9213 return FAIL; | |
9214 | |
9215 switch (*p) | |
9216 { | |
9217 case 'b': attr |= HL_BOLD; | |
9218 break; | |
9219 case 'i': attr |= HL_ITALIC; | |
9220 break; | |
9221 case '-': | |
9222 case 'n': /* no highlighting */ | |
9223 break; | |
9224 case 'r': attr |= HL_INVERSE; | |
9225 break; | |
9226 case 's': attr |= HL_STANDOUT; | |
9227 break; | |
9228 case 'u': attr |= HL_UNDERLINE; | |
9229 break; | |
205 | 9230 case 'c': attr |= HL_UNDERCURL; |
9231 break; | |
7 | 9232 case ':': ++p; /* highlight group name */ |
9233 if (attr || *p == NUL) /* no combinations */ | |
9234 return FAIL; | |
9235 end = vim_strchr(p, ','); | |
9236 if (end == NULL) | |
9237 end = p + STRLEN(p); | |
9238 id = syn_check_group(p, (int)(end - p)); | |
9239 if (id == 0) | |
9240 return FAIL; | |
9241 attr = syn_id2attr(id); | |
9242 p = end - 1; | |
9243 #if defined(FEAT_STL_OPT) && defined(USER_HIGHLIGHT) | |
9244 if (hlf == (int)HLF_SNC) | |
9245 id_SNC = syn_get_final_id(id); | |
9246 else if (hlf == (int)HLF_S) | |
9247 id_S = syn_get_final_id(id); | |
9248 #endif | |
9249 break; | |
9250 default: return FAIL; | |
9251 } | |
9252 } | |
9253 highlight_attr[hlf] = attr; | |
9254 | |
9255 p = skip_to_option_part(p); /* skip comma and spaces */ | |
9256 } | |
9257 } | |
9258 | |
9259 #ifdef USER_HIGHLIGHT | |
9260 /* Setup the user highlights | |
9261 * | |
9262 * Temporarily utilize 10 more hl entries. Have to be in there | |
9263 * simultaneously in case of table overflows in get_attr_entry() | |
9264 */ | |
9265 # ifdef FEAT_STL_OPT | |
9266 if (ga_grow(&highlight_ga, 10) == FAIL) | |
9267 return FAIL; | |
9268 hlcnt = highlight_ga.ga_len; | |
9269 if (id_S == 0) | |
9270 { /* Make sure id_S is always valid to simplify code below */ | |
2215
cccb71c2c5c1
Fix uninit memory read in undo code. Fix uint32_t in proto file.
Bram Moolenaar <bram@vim.org>
parents:
2136
diff
changeset
|
9271 vim_memset(&HL_TABLE()[hlcnt + 9], 0, sizeof(struct hl_group)); |
7 | 9272 HL_TABLE()[hlcnt + 9].sg_term = highlight_attr[HLF_S]; |
9273 id_S = hlcnt + 10; | |
9274 } | |
9275 # endif | |
9276 for (i = 0; i < 9; i++) | |
9277 { | |
9278 sprintf((char *)userhl, "User%d", i + 1); | |
9279 id = syn_name2id(userhl); | |
9280 if (id == 0) | |
9281 { | |
9282 highlight_user[i] = 0; | |
9283 # ifdef FEAT_STL_OPT | |
9284 highlight_stlnc[i] = 0; | |
9285 # endif | |
9286 } | |
9287 else | |
9288 { | |
9289 # ifdef FEAT_STL_OPT | |
9290 struct hl_group *hlt = HL_TABLE(); | |
9291 # endif | |
9292 | |
9293 highlight_user[i] = syn_id2attr(id); | |
9294 # ifdef FEAT_STL_OPT | |
9295 if (id_SNC == 0) | |
9296 { | |
2215
cccb71c2c5c1
Fix uninit memory read in undo code. Fix uint32_t in proto file.
Bram Moolenaar <bram@vim.org>
parents:
2136
diff
changeset
|
9297 vim_memset(&hlt[hlcnt + i], 0, sizeof(struct hl_group)); |
7 | 9298 hlt[hlcnt + i].sg_term = highlight_attr[HLF_SNC]; |
9299 hlt[hlcnt + i].sg_cterm = highlight_attr[HLF_SNC]; | |
2318
9cf111138fb9
Allow synIDattr() getting GUI attributes when build without GUI.
Bram Moolenaar <bram@vim.org>
parents:
2314
diff
changeset
|
9300 # if defined(FEAT_GUI) || defined(FEAT_EVAL) |
7 | 9301 hlt[hlcnt + i].sg_gui = highlight_attr[HLF_SNC]; |
9302 # endif | |
9303 } | |
9304 else | |
9305 mch_memmove(&hlt[hlcnt + i], | |
9306 &hlt[id_SNC - 1], | |
9307 sizeof(struct hl_group)); | |
9308 hlt[hlcnt + i].sg_link = 0; | |
9309 | |
9310 /* Apply difference between UserX and HLF_S to HLF_SNC */ | |
9311 hlt[hlcnt + i].sg_term ^= | |
9312 hlt[id - 1].sg_term ^ hlt[id_S - 1].sg_term; | |
9313 if (hlt[id - 1].sg_start != hlt[id_S - 1].sg_start) | |
9314 hlt[hlcnt + i].sg_start = hlt[id - 1].sg_start; | |
9315 if (hlt[id - 1].sg_stop != hlt[id_S - 1].sg_stop) | |
9316 hlt[hlcnt + i].sg_stop = hlt[id - 1].sg_stop; | |
9317 hlt[hlcnt + i].sg_cterm ^= | |
9318 hlt[id - 1].sg_cterm ^ hlt[id_S - 1].sg_cterm; | |
9319 if (hlt[id - 1].sg_cterm_fg != hlt[id_S - 1].sg_cterm_fg) | |
9320 hlt[hlcnt + i].sg_cterm_fg = hlt[id - 1].sg_cterm_fg; | |
9321 if (hlt[id - 1].sg_cterm_bg != hlt[id_S - 1].sg_cterm_bg) | |
9322 hlt[hlcnt + i].sg_cterm_bg = hlt[id - 1].sg_cterm_bg; | |
2318
9cf111138fb9
Allow synIDattr() getting GUI attributes when build without GUI.
Bram Moolenaar <bram@vim.org>
parents:
2314
diff
changeset
|
9323 # if defined(FEAT_GUI) || defined(FEAT_EVAL) |
7 | 9324 hlt[hlcnt + i].sg_gui ^= |
9325 hlt[id - 1].sg_gui ^ hlt[id_S - 1].sg_gui; | |
2318
9cf111138fb9
Allow synIDattr() getting GUI attributes when build without GUI.
Bram Moolenaar <bram@vim.org>
parents:
2314
diff
changeset
|
9326 # endif |
9cf111138fb9
Allow synIDattr() getting GUI attributes when build without GUI.
Bram Moolenaar <bram@vim.org>
parents:
2314
diff
changeset
|
9327 # ifdef FEAT_GUI |
7 | 9328 if (hlt[id - 1].sg_gui_fg != hlt[id_S - 1].sg_gui_fg) |
9329 hlt[hlcnt + i].sg_gui_fg = hlt[id - 1].sg_gui_fg; | |
9330 if (hlt[id - 1].sg_gui_bg != hlt[id_S - 1].sg_gui_bg) | |
9331 hlt[hlcnt + i].sg_gui_bg = hlt[id - 1].sg_gui_bg; | |
205 | 9332 if (hlt[id - 1].sg_gui_sp != hlt[id_S - 1].sg_gui_sp) |
9333 hlt[hlcnt + i].sg_gui_sp = hlt[id - 1].sg_gui_sp; | |
7 | 9334 if (hlt[id - 1].sg_font != hlt[id_S - 1].sg_font) |
9335 hlt[hlcnt + i].sg_font = hlt[id - 1].sg_font; | |
9336 # ifdef FEAT_XFONTSET | |
9337 if (hlt[id - 1].sg_fontset != hlt[id_S - 1].sg_fontset) | |
9338 hlt[hlcnt + i].sg_fontset = hlt[id - 1].sg_fontset; | |
9339 # endif | |
9340 # endif | |
9341 highlight_ga.ga_len = hlcnt + i + 1; | |
9342 set_hl_attr(hlcnt + i); /* At long last we can apply */ | |
9343 highlight_stlnc[i] = syn_id2attr(hlcnt + i + 1); | |
9344 # endif | |
9345 } | |
9346 } | |
9347 # ifdef FEAT_STL_OPT | |
9348 highlight_ga.ga_len = hlcnt; | |
9349 # endif | |
9350 | |
9351 #endif /* USER_HIGHLIGHT */ | |
9352 | |
9353 return OK; | |
9354 } | |
9355 | |
1322 | 9356 #if defined(FEAT_CMDL_COMPL) || defined(PROTO) |
7 | 9357 |
9358 static void highlight_list __ARGS((void)); | |
9359 static void highlight_list_two __ARGS((int cnt, int attr)); | |
9360 | |
9361 /* | |
9362 * Handle command line completion for :highlight command. | |
9363 */ | |
9364 void | |
9365 set_context_in_highlight_cmd(xp, arg) | |
9366 expand_T *xp; | |
9367 char_u *arg; | |
9368 { | |
9369 char_u *p; | |
9370 | |
9371 /* Default: expand group names */ | |
9372 xp->xp_context = EXPAND_HIGHLIGHT; | |
9373 xp->xp_pattern = arg; | |
1322 | 9374 include_link = 2; |
9375 include_default = 1; | |
7 | 9376 |
9377 /* (part of) subcommand already typed */ | |
9378 if (*arg != NUL) | |
9379 { | |
9380 p = skiptowhite(arg); | |
9381 if (*p != NUL) /* past "default" or group name */ | |
9382 { | |
1322 | 9383 include_default = 0; |
7 | 9384 if (STRNCMP("default", arg, p - arg) == 0) |
9385 { | |
9386 arg = skipwhite(p); | |
9387 xp->xp_pattern = arg; | |
9388 p = skiptowhite(arg); | |
9389 } | |
9390 if (*p != NUL) /* past group name */ | |
9391 { | |
1322 | 9392 include_link = 0; |
7 | 9393 if (arg[1] == 'i' && arg[0] == 'N') |
9394 highlight_list(); | |
9395 if (STRNCMP("link", arg, p - arg) == 0 | |
9396 || STRNCMP("clear", arg, p - arg) == 0) | |
9397 { | |
9398 xp->xp_pattern = skipwhite(p); | |
9399 p = skiptowhite(xp->xp_pattern); | |
9400 if (*p != NUL) /* past first group name */ | |
9401 { | |
9402 xp->xp_pattern = skipwhite(p); | |
9403 p = skiptowhite(xp->xp_pattern); | |
9404 } | |
9405 } | |
9406 if (*p != NUL) /* past group name(s) */ | |
9407 xp->xp_context = EXPAND_NOTHING; | |
9408 } | |
9409 } | |
9410 } | |
9411 } | |
9412 | |
9413 /* | |
9414 * List highlighting matches in a nice way. | |
9415 */ | |
9416 static void | |
9417 highlight_list() | |
9418 { | |
9419 int i; | |
9420 | |
9421 for (i = 10; --i >= 0; ) | |
9422 highlight_list_two(i, hl_attr(HLF_D)); | |
9423 for (i = 40; --i >= 0; ) | |
9424 highlight_list_two(99, 0); | |
9425 } | |
9426 | |
9427 static void | |
9428 highlight_list_two(cnt, attr) | |
9429 int cnt; | |
9430 int attr; | |
9431 { | |
9432 msg_puts_attr((char_u *)("N \bI \b! \b" + cnt / 11), attr); | |
9433 msg_clr_eos(); | |
9434 out_flush(); | |
9435 ui_delay(cnt == 99 ? 40L : (long)cnt * 50L, FALSE); | |
9436 } | |
9437 | |
9438 #endif /* FEAT_CMDL_COMPL */ | |
9439 | |
9440 #if defined(FEAT_CMDL_COMPL) || (defined(FEAT_SYN_HL) && defined(FEAT_EVAL)) \ | |
9441 || defined(FEAT_SIGNS) || defined(PROTO) | |
9442 /* | |
9443 * Function given to ExpandGeneric() to obtain the list of group names. | |
9444 * Also used for synIDattr() function. | |
9445 */ | |
9446 char_u * | |
9447 get_highlight_name(xp, idx) | |
1883 | 9448 expand_T *xp UNUSED; |
7 | 9449 int idx; |
9450 { | |
9451 #ifdef FEAT_CMDL_COMPL | |
1322 | 9452 if (idx == highlight_ga.ga_len && include_none != 0) |
9453 return (char_u *)"none"; | |
9454 if (idx == highlight_ga.ga_len + include_none && include_default != 0) | |
9455 return (char_u *)"default"; | |
9456 if (idx == highlight_ga.ga_len + include_none + include_default | |
9457 && include_link != 0) | |
7 | 9458 return (char_u *)"link"; |
1322 | 9459 if (idx == highlight_ga.ga_len + include_none + include_default + 1 |
9460 && include_link != 0) | |
7 | 9461 return (char_u *)"clear"; |
9462 #endif | |
9463 if (idx < 0 || idx >= highlight_ga.ga_len) | |
9464 return NULL; | |
9465 return HL_TABLE()[idx].sg_name; | |
9466 } | |
9467 #endif | |
9468 | |
1322 | 9469 #if defined(FEAT_GUI) || defined(PROTO) |
7 | 9470 /* |
9471 * Free all the highlight group fonts. | |
9472 * Used when quitting for systems which need it. | |
9473 */ | |
9474 void | |
9475 free_highlight_fonts() | |
9476 { | |
9477 int idx; | |
9478 | |
9479 for (idx = 0; idx < highlight_ga.ga_len; ++idx) | |
9480 { | |
9481 gui_mch_free_font(HL_TABLE()[idx].sg_font); | |
9482 HL_TABLE()[idx].sg_font = NOFONT; | |
9483 # ifdef FEAT_XFONTSET | |
9484 gui_mch_free_fontset(HL_TABLE()[idx].sg_fontset); | |
9485 HL_TABLE()[idx].sg_fontset = NOFONTSET; | |
9486 # endif | |
9487 } | |
9488 | |
9489 gui_mch_free_font(gui.norm_font); | |
9490 # ifdef FEAT_XFONTSET | |
9491 gui_mch_free_fontset(gui.fontset); | |
9492 # endif | |
2277
f42e0b5ff9e9
Change remaining HAVE_GTK2 to FEAT_GUI_GTK.
Bram Moolenaar <bram@vim.org>
parents:
2256
diff
changeset
|
9493 # ifndef FEAT_GUI_GTK |
7 | 9494 gui_mch_free_font(gui.bold_font); |
9495 gui_mch_free_font(gui.ital_font); | |
9496 gui_mch_free_font(gui.boldital_font); | |
9497 # endif | |
9498 } | |
9499 #endif | |
9500 | |
9501 /************************************** | |
9502 * End of Highlighting stuff * | |
9503 **************************************/ |