Mercurial > vim
annotate src/syntax.c @ 2410:8f6106dd3d12 vim73
Fix: editing a not encrypted file after a crypted file messed up reading the
text from an undo file.
author | Bram Moolenaar <bram@vim.org> |
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date | Sun, 25 Jul 2010 16:05:19 +0200 |
parents | e7751177126b |
children | da067045878f |
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_char; /* 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_seqnr = 0; |
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200 static int current_flags = 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_char; /* substitution character for conceal */ |
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291 int si_seqnr; /* sequence number */ |
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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; | |
1498 bp[i].bs_extmatch = ref_extmatch(CUR_STATE(i).si_extmatch); | |
1499 } | |
1500 sp->sst_next_flags = current_next_flags; | |
1501 sp->sst_next_list = current_next_list; | |
1502 sp->sst_tick = display_tick; | |
1503 sp->sst_change_lnum = 0; | |
1504 } | |
1505 current_state_stored = TRUE; | |
1506 return sp; | |
1507 } | |
1508 | |
1509 /* | |
1510 * Copy a state stack from "from" in b_sst_array[] to current_state; | |
1511 */ | |
1512 static void | |
1513 load_current_state(from) | |
1514 synstate_T *from; | |
1515 { | |
1516 int i; | |
1517 bufstate_T *bp; | |
1518 | |
1519 clear_current_state(); | |
1520 validate_current_state(); | |
1521 keepend_level = -1; | |
1522 if (from->sst_stacksize | |
1523 && ga_grow(¤t_state, from->sst_stacksize) != FAIL) | |
1524 { | |
1525 if (from->sst_stacksize > SST_FIX_STATES) | |
1526 bp = SYN_STATE_P(&(from->sst_union.sst_ga)); | |
1527 else | |
1528 bp = from->sst_union.sst_stack; | |
1529 for (i = 0; i < from->sst_stacksize; ++i) | |
1530 { | |
1531 CUR_STATE(i).si_idx = bp[i].bs_idx; | |
1532 CUR_STATE(i).si_flags = bp[i].bs_flags; | |
1533 CUR_STATE(i).si_extmatch = ref_extmatch(bp[i].bs_extmatch); | |
1534 if (keepend_level < 0 && (CUR_STATE(i).si_flags & HL_KEEPEND)) | |
1535 keepend_level = i; | |
1536 CUR_STATE(i).si_ends = FALSE; | |
1537 CUR_STATE(i).si_m_lnum = 0; | |
1538 if (CUR_STATE(i).si_idx >= 0) | |
1539 CUR_STATE(i).si_next_list = | |
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1540 (SYN_ITEMS(syn_block)[CUR_STATE(i).si_idx]).sp_next_list; |
7 | 1541 else |
1542 CUR_STATE(i).si_next_list = NULL; | |
1543 update_si_attr(i); | |
1544 } | |
1545 current_state.ga_len = from->sst_stacksize; | |
1546 } | |
1547 current_next_list = from->sst_next_list; | |
1548 current_next_flags = from->sst_next_flags; | |
1549 current_lnum = from->sst_lnum; | |
1550 } | |
1551 | |
1552 /* | |
1553 * Compare saved state stack "*sp" with the current state. | |
1554 * Return TRUE when they are equal. | |
1555 */ | |
1556 static int | |
1557 syn_stack_equal(sp) | |
1558 synstate_T *sp; | |
1559 { | |
1560 int i, j; | |
1561 bufstate_T *bp; | |
1562 reg_extmatch_T *six, *bsx; | |
1563 | |
1564 /* First a quick check if the stacks have the same size end nextlist. */ | |
1565 if (sp->sst_stacksize == current_state.ga_len | |
1566 && sp->sst_next_list == current_next_list) | |
1567 { | |
1568 /* Need to compare all states on both stacks. */ | |
1569 if (sp->sst_stacksize > SST_FIX_STATES) | |
1570 bp = SYN_STATE_P(&(sp->sst_union.sst_ga)); | |
1571 else | |
1572 bp = sp->sst_union.sst_stack; | |
1573 | |
1574 for (i = current_state.ga_len; --i >= 0; ) | |
1575 { | |
1576 /* If the item has another index the state is different. */ | |
1577 if (bp[i].bs_idx != CUR_STATE(i).si_idx) | |
1578 break; | |
1579 if (bp[i].bs_extmatch != CUR_STATE(i).si_extmatch) | |
1580 { | |
1581 /* When the extmatch pointers are different, the strings in | |
1582 * them can still be the same. Check if the extmatch | |
1583 * references are equal. */ | |
1584 bsx = bp[i].bs_extmatch; | |
1585 six = CUR_STATE(i).si_extmatch; | |
1586 /* If one of the extmatch pointers is NULL the states are | |
1587 * different. */ | |
1588 if (bsx == NULL || six == NULL) | |
1589 break; | |
1590 for (j = 0; j < NSUBEXP; ++j) | |
1591 { | |
1592 /* Check each referenced match string. They must all be | |
1593 * equal. */ | |
1594 if (bsx->matches[j] != six->matches[j]) | |
1595 { | |
1596 /* If the pointer is different it can still be the | |
1597 * same text. Compare the strings, ignore case when | |
1598 * the start item has the sp_ic flag set. */ | |
1599 if (bsx->matches[j] == NULL | |
1600 || six->matches[j] == NULL) | |
1601 break; | |
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1602 if ((SYN_ITEMS(syn_block)[CUR_STATE(i).si_idx]).sp_ic |
7 | 1603 ? MB_STRICMP(bsx->matches[j], |
1604 six->matches[j]) != 0 | |
1605 : STRCMP(bsx->matches[j], six->matches[j]) != 0) | |
1606 break; | |
1607 } | |
1608 } | |
1609 if (j != NSUBEXP) | |
1610 break; | |
1611 } | |
1612 } | |
1613 if (i < 0) | |
1614 return TRUE; | |
1615 } | |
1616 return FALSE; | |
1617 } | |
1618 | |
1619 /* | |
1620 * We stop parsing syntax above line "lnum". If the stored state at or below | |
1621 * this line depended on a change before it, it now depends on the line below | |
1622 * the last parsed line. | |
1623 * The window looks like this: | |
1624 * line which changed | |
1625 * displayed line | |
1626 * displayed line | |
1627 * lnum -> line below window | |
1628 */ | |
1629 void | |
1630 syntax_end_parsing(lnum) | |
1631 linenr_T lnum; | |
1632 { | |
1633 synstate_T *sp; | |
1634 | |
1635 sp = syn_stack_find_entry(lnum); | |
1636 if (sp != NULL && sp->sst_lnum < lnum) | |
1637 sp = sp->sst_next; | |
1638 | |
1639 if (sp != NULL && sp->sst_change_lnum != 0) | |
1640 sp->sst_change_lnum = lnum; | |
1641 } | |
1642 | |
1643 /* | |
1644 * End of handling of the state stack. | |
1645 ****************************************/ | |
1646 | |
1647 static void | |
1648 invalidate_current_state() | |
1649 { | |
1650 clear_current_state(); | |
1651 current_state.ga_itemsize = 0; /* mark current_state invalid */ | |
1652 current_next_list = NULL; | |
1653 keepend_level = -1; | |
1654 } | |
1655 | |
1656 static void | |
1657 validate_current_state() | |
1658 { | |
1659 current_state.ga_itemsize = sizeof(stateitem_T); | |
1660 current_state.ga_growsize = 3; | |
1661 } | |
1662 | |
1663 /* | |
1664 * Return TRUE if the syntax at start of lnum changed since last time. | |
1665 * This will only be called just after get_syntax_attr() for the previous | |
1666 * line, to check if the next line needs to be redrawn too. | |
1667 */ | |
1668 int | |
1669 syntax_check_changed(lnum) | |
1670 linenr_T lnum; | |
1671 { | |
1672 int retval = TRUE; | |
1673 synstate_T *sp; | |
1674 | |
1675 /* | |
1676 * Check the state stack when: | |
1677 * - lnum is just below the previously syntaxed line. | |
1678 * - lnum is not before the lines with saved states. | |
1679 * - lnum is not past the lines with saved states. | |
1680 * - lnum is at or before the last changed line. | |
1681 */ | |
1682 if (VALID_STATE(¤t_state) && lnum == current_lnum + 1) | |
1683 { | |
1684 sp = syn_stack_find_entry(lnum); | |
1685 if (sp != NULL && sp->sst_lnum == lnum) | |
1686 { | |
1687 /* | |
1688 * finish the previous line (needed when not all of the line was | |
1689 * drawn) | |
1690 */ | |
1691 (void)syn_finish_line(FALSE); | |
1692 | |
1693 /* | |
1694 * Compare the current state with the previously saved state of | |
1695 * the line. | |
1696 */ | |
1697 if (syn_stack_equal(sp)) | |
1698 retval = FALSE; | |
1699 | |
1700 /* | |
1701 * Store the current state in b_sst_array[] for later use. | |
1702 */ | |
1703 ++current_lnum; | |
1512 | 1704 (void)store_current_state(); |
7 | 1705 } |
1706 } | |
1707 | |
1708 return retval; | |
1709 } | |
1710 | |
1711 /* | |
1712 * Finish the current line. | |
1713 * This doesn't return any attributes, it only gets the state at the end of | |
1714 * the line. It can start anywhere in the line, as long as the current state | |
1715 * is valid. | |
1716 */ | |
1717 static int | |
1718 syn_finish_line(syncing) | |
1719 int syncing; /* called for syncing */ | |
1720 { | |
1721 stateitem_T *cur_si; | |
442 | 1722 colnr_T prev_current_col; |
7 | 1723 |
1724 if (!current_finished) | |
1725 { | |
1726 while (!current_finished) | |
1727 { | |
1504 | 1728 (void)syn_current_attr(syncing, FALSE, NULL, FALSE); |
7 | 1729 /* |
1730 * When syncing, and found some item, need to check the item. | |
1731 */ | |
1732 if (syncing && current_state.ga_len) | |
1733 { | |
1734 /* | |
1735 * Check for match with sync item. | |
1736 */ | |
1737 cur_si = &CUR_STATE(current_state.ga_len - 1); | |
1738 if (cur_si->si_idx >= 0 | |
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1739 && (SYN_ITEMS(syn_block)[cur_si->si_idx].sp_flags |
7 | 1740 & (HL_SYNC_HERE|HL_SYNC_THERE))) |
1741 return TRUE; | |
1742 | |
1743 /* syn_current_attr() will have skipped the check for an item | |
442 | 1744 * that ends here, need to do that now. Be careful not to go |
1745 * past the NUL. */ | |
1746 prev_current_col = current_col; | |
1747 if (syn_getcurline()[current_col] != NUL) | |
1748 ++current_col; | |
7 | 1749 check_state_ends(); |
442 | 1750 current_col = prev_current_col; |
7 | 1751 } |
1752 ++current_col; | |
1753 } | |
1754 } | |
1755 return FALSE; | |
1756 } | |
1757 | |
1758 /* | |
1759 * Return highlight attributes for next character. | |
1760 * Must first call syntax_start() once for the line. | |
1761 * "col" is normally 0 for the first use in a line, and increments by one each | |
1762 * time. It's allowed to skip characters and to stop before the end of the | |
1763 * line. But only a "col" after a previously used column is allowed. | |
221 | 1764 * When "can_spell" is not NULL set it to TRUE when spell-checking should be |
1765 * done. | |
7 | 1766 */ |
1767 int | |
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1768 get_syntax_attr(col, can_spell, keep_state) |
7 | 1769 colnr_T col; |
221 | 1770 int *can_spell; |
1504 | 1771 int keep_state; /* keep state of char at "col" */ |
7 | 1772 { |
1773 int attr = 0; | |
1774 | |
1363 | 1775 if (can_spell != NULL) |
1776 /* Default: Only do spelling when there is no @Spell cluster or when | |
1777 * ":syn spell toplevel" was used. */ | |
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1778 *can_spell = syn_block->b_syn_spell == SYNSPL_DEFAULT |
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1779 ? (syn_block->b_spell_cluster_id == 0) |
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1780 : (syn_block->b_syn_spell == SYNSPL_TOP); |
1363 | 1781 |
7 | 1782 /* check for out of memory situation */ |
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1783 if (syn_block->b_sst_array == NULL) |
7 | 1784 return 0; |
1785 | |
419 | 1786 /* After 'synmaxcol' the attribute is always zero. */ |
431 | 1787 if (syn_buf->b_p_smc > 0 && col >= (colnr_T)syn_buf->b_p_smc) |
419 | 1788 { |
1789 clear_current_state(); | |
1790 #ifdef FEAT_EVAL | |
1791 current_id = 0; | |
1792 current_trans_id = 0; | |
1793 #endif | |
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1794 #ifdef FEAT_CONCEAL |
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1795 current_flags = 0; |
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1796 #endif |
419 | 1797 return 0; |
1798 } | |
1799 | |
7 | 1800 /* Make sure current_state is valid */ |
1801 if (INVALID_STATE(¤t_state)) | |
1802 validate_current_state(); | |
1803 | |
1804 /* | |
1805 * Skip from the current column to "col", get the attributes for "col". | |
1806 */ | |
1807 while (current_col <= col) | |
1808 { | |
1504 | 1809 attr = syn_current_attr(FALSE, TRUE, can_spell, |
1810 current_col == col ? keep_state : FALSE); | |
7 | 1811 ++current_col; |
1812 } | |
1813 | |
1814 return attr; | |
1815 } | |
1816 | |
1817 /* | |
1818 * Get syntax attributes for current_lnum, current_col. | |
1819 */ | |
1820 static int | |
1504 | 1821 syn_current_attr(syncing, displaying, can_spell, keep_state) |
7 | 1822 int syncing; /* When 1: called for syncing */ |
1823 int displaying; /* result will be displayed */ | |
221 | 1824 int *can_spell; /* return: do spell checking */ |
1504 | 1825 int keep_state; /* keep syntax stack afterwards */ |
7 | 1826 { |
1827 int syn_id; | |
1828 lpos_T endpos; /* was: char_u *endp; */ | |
1829 lpos_T hl_startpos; /* was: int hl_startcol; */ | |
1830 lpos_T hl_endpos; | |
1831 lpos_T eos_pos; /* end-of-start match (start region) */ | |
1832 lpos_T eoe_pos; /* end-of-end pattern */ | |
1833 int end_idx; /* group ID for end pattern */ | |
1834 int idx; | |
1835 synpat_T *spp; | |
221 | 1836 stateitem_T *cur_si, *sip = NULL; |
7 | 1837 int startcol; |
1838 int endcol; | |
1839 long flags; | |
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1840 int cchar; |
7 | 1841 short *next_list; |
1842 int found_match; /* found usable match */ | |
1843 static int try_next_column = FALSE; /* must try in next col */ | |
1844 int do_keywords; | |
1845 regmmatch_T regmatch; | |
1846 lpos_T pos; | |
1847 int lc_col; | |
1848 reg_extmatch_T *cur_extmatch = NULL; | |
1849 char_u *line; /* current line. NOTE: becomes invalid after | |
1850 looking for a pattern match! */ | |
1851 | |
1852 /* variables for zero-width matches that have a "nextgroup" argument */ | |
1853 int keep_next_list; | |
1854 int zero_width_next_list = FALSE; | |
1855 garray_T zero_width_next_ga; | |
1856 | |
1857 /* | |
1858 * No character, no attributes! Past end of line? | |
1859 * Do try matching with an empty line (could be the start of a region). | |
1860 */ | |
1861 line = syn_getcurline(); | |
1862 if (line[current_col] == NUL && current_col != 0) | |
1863 { | |
1864 /* | |
1865 * If we found a match after the last column, use it. | |
1866 */ | |
1867 if (next_match_idx >= 0 && next_match_col >= (int)current_col | |
1868 && next_match_col != MAXCOL) | |
1869 (void)push_next_match(NULL); | |
1870 | |
1871 current_finished = TRUE; | |
1872 current_state_stored = FALSE; | |
1873 return 0; | |
1874 } | |
1875 | |
1876 /* if the current or next character is NUL, we will finish the line now */ | |
1877 if (line[current_col] == NUL || line[current_col + 1] == NUL) | |
1878 { | |
1879 current_finished = TRUE; | |
1880 current_state_stored = FALSE; | |
1881 } | |
1882 | |
1883 /* | |
1884 * When in the previous column there was a match but it could not be used | |
1885 * (empty match or already matched in this column) need to try again in | |
1886 * the next column. | |
1887 */ | |
1888 if (try_next_column) | |
1889 { | |
1890 next_match_idx = -1; | |
1891 try_next_column = FALSE; | |
1892 } | |
1893 | |
1894 /* Only check for keywords when not syncing and there are some. */ | |
1895 do_keywords = !syncing | |
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1896 && (syn_block->b_keywtab.ht_used > 0 |
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1897 || syn_block->b_keywtab_ic.ht_used > 0); |
7 | 1898 |
1899 /* Init the list of zero-width matches with a nextlist. This is used to | |
1900 * avoid matching the same item in the same position twice. */ | |
1901 ga_init2(&zero_width_next_ga, (int)sizeof(int), 10); | |
1902 | |
1903 /* | |
1904 * Repeat matching keywords and patterns, to find contained items at the | |
1905 * same column. This stops when there are no extra matches at the current | |
1906 * column. | |
1907 */ | |
1908 do | |
1909 { | |
1910 found_match = FALSE; | |
1911 keep_next_list = FALSE; | |
1912 syn_id = 0; | |
1913 | |
1914 /* | |
1915 * 1. Check for a current state. | |
1916 * Only when there is no current state, or if the current state may | |
1917 * contain other things, we need to check for keywords and patterns. | |
1918 * Always need to check for contained items if some item has the | |
1919 * "containedin" argument (takes extra time!). | |
1920 */ | |
1921 if (current_state.ga_len) | |
1922 cur_si = &CUR_STATE(current_state.ga_len - 1); | |
1923 else | |
1924 cur_si = NULL; | |
1925 | |
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1926 if (syn_block->b_syn_containedin || cur_si == NULL |
7 | 1927 || cur_si->si_cont_list != NULL) |
1928 { | |
1929 /* | |
1930 * 2. Check for keywords, if on a keyword char after a non-keyword | |
1931 * char. Don't do this when syncing. | |
1932 */ | |
1933 if (do_keywords) | |
1934 { | |
1935 line = syn_getcurline(); | |
1936 if (vim_iswordc_buf(line + current_col, syn_buf) | |
1937 && (current_col == 0 | |
1938 || !vim_iswordc_buf(line + current_col - 1 | |
1939 #ifdef FEAT_MBYTE | |
1940 - (has_mbyte | |
1941 ? (*mb_head_off)(line, line + current_col - 1) | |
1942 : 0) | |
1943 #endif | |
1944 , syn_buf))) | |
1945 { | |
1946 syn_id = check_keyword_id(line, (int)current_col, | |
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1947 &endcol, &flags, &next_list, cur_si, |
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1948 &cchar); |
205 | 1949 if (syn_id != 0) |
7 | 1950 { |
1951 if (push_current_state(KEYWORD_IDX) == OK) | |
1952 { | |
1953 cur_si = &CUR_STATE(current_state.ga_len - 1); | |
1954 cur_si->si_m_startcol = current_col; | |
1955 cur_si->si_h_startpos.lnum = current_lnum; | |
1956 cur_si->si_h_startpos.col = 0; /* starts right away */ | |
1957 cur_si->si_m_endpos.lnum = current_lnum; | |
1958 cur_si->si_m_endpos.col = endcol; | |
1959 cur_si->si_h_endpos.lnum = current_lnum; | |
1960 cur_si->si_h_endpos.col = endcol; | |
1961 cur_si->si_ends = TRUE; | |
1962 cur_si->si_end_idx = 0; | |
1963 cur_si->si_flags = flags; | |
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1964 #ifdef FEAT_CONCEAL |
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1965 cur_si->si_seqnr = next_seqnr++; |
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1966 cur_si->si_char = cchar; |
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1967 if (current_state.ga_len > 1) |
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1968 cur_si->si_flags |= |
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1969 CUR_STATE(current_state.ga_len - 2).si_flags |
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1970 & HL_CONCEAL; |
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1971 #endif |
7 | 1972 cur_si->si_id = syn_id; |
1973 cur_si->si_trans_id = syn_id; | |
1974 if (flags & HL_TRANSP) | |
1975 { | |
1976 if (current_state.ga_len < 2) | |
1977 { | |
1978 cur_si->si_attr = 0; | |
1979 cur_si->si_trans_id = 0; | |
1980 } | |
1981 else | |
1982 { | |
1983 cur_si->si_attr = CUR_STATE( | |
1984 current_state.ga_len - 2).si_attr; | |
1985 cur_si->si_trans_id = CUR_STATE( | |
1986 current_state.ga_len - 2).si_trans_id; | |
1987 } | |
1988 } | |
1989 else | |
1990 cur_si->si_attr = syn_id2attr(syn_id); | |
1991 cur_si->si_cont_list = NULL; | |
1992 cur_si->si_next_list = next_list; | |
1993 check_keepend(); | |
1994 } | |
1995 else | |
1996 vim_free(next_list); | |
1997 } | |
1998 } | |
1999 } | |
2000 | |
2001 /* | |
205 | 2002 * 3. Check for patterns (only if no keyword found). |
7 | 2003 */ |
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2004 if (syn_id == 0 && syn_block->b_syn_patterns.ga_len) |
7 | 2005 { |
2006 /* | |
2007 * If we didn't check for a match yet, or we are past it, check | |
2008 * for any match with a pattern. | |
2009 */ | |
2010 if (next_match_idx < 0 || next_match_col < (int)current_col) | |
2011 { | |
2012 /* | |
2013 * Check all relevant patterns for a match at this | |
2014 * position. This is complicated, because matching with a | |
2015 * pattern takes quite a bit of time, thus we want to | |
2016 * avoid doing it when it's not needed. | |
2017 */ | |
2018 next_match_idx = 0; /* no match in this line yet */ | |
2019 next_match_col = MAXCOL; | |
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2020 for (idx = syn_block->b_syn_patterns.ga_len; --idx >= 0; ) |
7 | 2021 { |
2250
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2022 spp = &(SYN_ITEMS(syn_block)[idx]); |
7 | 2023 if ( spp->sp_syncing == syncing |
2024 && (displaying || !(spp->sp_flags & HL_DISPLAY)) | |
2025 && (spp->sp_type == SPTYPE_MATCH | |
2026 || spp->sp_type == SPTYPE_START) | |
2027 && (current_next_list != NULL | |
2028 ? in_id_list(NULL, current_next_list, | |
2029 &spp->sp_syn, 0) | |
2030 : (cur_si == NULL | |
2031 ? !(spp->sp_flags & HL_CONTAINED) | |
2032 : in_id_list(cur_si, | |
2033 cur_si->si_cont_list, &spp->sp_syn, | |
2034 spp->sp_flags & HL_CONTAINED)))) | |
2035 { | |
2036 /* If we already tried matching in this line, and | |
2037 * there isn't a match before next_match_col, skip | |
2038 * this item. */ | |
2039 if (spp->sp_line_id == current_line_id | |
2040 && spp->sp_startcol >= next_match_col) | |
2041 continue; | |
2042 spp->sp_line_id = current_line_id; | |
2043 | |
2044 lc_col = current_col - spp->sp_offsets[SPO_LC_OFF]; | |
2045 if (lc_col < 0) | |
2046 lc_col = 0; | |
2047 | |
2048 regmatch.rmm_ic = spp->sp_ic; | |
2049 regmatch.regprog = spp->sp_prog; | |
2050 if (!syn_regexec(®match, current_lnum, | |
2051 (colnr_T)lc_col)) | |
2052 { | |
2053 /* no match in this line, try another one */ | |
2054 spp->sp_startcol = MAXCOL; | |
2055 continue; | |
2056 } | |
2057 | |
2058 /* | |
2059 * Compute the first column of the match. | |
2060 */ | |
2061 syn_add_start_off(&pos, ®match, | |
2062 spp, SPO_MS_OFF, -1); | |
2063 if (pos.lnum > current_lnum) | |
2064 { | |
2065 /* must have used end of match in a next line, | |
2066 * we can't handle that */ | |
2067 spp->sp_startcol = MAXCOL; | |
2068 continue; | |
2069 } | |
2070 startcol = pos.col; | |
2071 | |
2072 /* remember the next column where this pattern | |
2073 * matches in the current line */ | |
2074 spp->sp_startcol = startcol; | |
2075 | |
2076 /* | |
2077 * If a previously found match starts at a lower | |
2078 * column number, don't use this one. | |
2079 */ | |
2080 if (startcol >= next_match_col) | |
2081 continue; | |
2082 | |
2083 /* | |
2084 * If we matched this pattern at this position | |
2085 * before, skip it. Must retry in the next | |
2086 * column, because it may match from there. | |
2087 */ | |
2088 if (did_match_already(idx, &zero_width_next_ga)) | |
2089 { | |
2090 try_next_column = TRUE; | |
2091 continue; | |
2092 } | |
2093 | |
2094 endpos.lnum = regmatch.endpos[0].lnum; | |
2095 endpos.col = regmatch.endpos[0].col; | |
2096 | |
2097 /* Compute the highlight start. */ | |
2098 syn_add_start_off(&hl_startpos, ®match, | |
2099 spp, SPO_HS_OFF, -1); | |
2100 | |
2101 /* Compute the region start. */ | |
2102 /* Default is to use the end of the match. */ | |
2103 syn_add_end_off(&eos_pos, ®match, | |
2104 spp, SPO_RS_OFF, 0); | |
2105 | |
2106 /* | |
2107 * Grab the external submatches before they get | |
2108 * overwritten. Reference count doesn't change. | |
2109 */ | |
2110 unref_extmatch(cur_extmatch); | |
2111 cur_extmatch = re_extmatch_out; | |
2112 re_extmatch_out = NULL; | |
2113 | |
2114 flags = 0; | |
2115 eoe_pos.lnum = 0; /* avoid warning */ | |
2116 eoe_pos.col = 0; | |
2117 end_idx = 0; | |
2118 hl_endpos.lnum = 0; | |
2119 | |
2120 /* | |
2121 * For a "oneline" the end must be found in the | |
2122 * same line too. Search for it after the end of | |
2123 * the match with the start pattern. Set the | |
2124 * resulting end positions at the same time. | |
2125 */ | |
2126 if (spp->sp_type == SPTYPE_START | |
2127 && (spp->sp_flags & HL_ONELINE)) | |
2128 { | |
2129 lpos_T startpos; | |
2130 | |
2131 startpos = endpos; | |
2132 find_endpos(idx, &startpos, &endpos, &hl_endpos, | |
2133 &flags, &eoe_pos, &end_idx, cur_extmatch); | |
2134 if (endpos.lnum == 0) | |
2135 continue; /* not found */ | |
2136 } | |
2137 | |
2138 /* | |
2139 * For a "match" the size must be > 0 after the | |
2140 * end offset needs has been added. Except when | |
2141 * syncing. | |
2142 */ | |
2143 else if (spp->sp_type == SPTYPE_MATCH) | |
2144 { | |
2145 syn_add_end_off(&hl_endpos, ®match, spp, | |
2146 SPO_HE_OFF, 0); | |
2147 syn_add_end_off(&endpos, ®match, spp, | |
2148 SPO_ME_OFF, 0); | |
2149 if (endpos.lnum == current_lnum | |
2150 && (int)endpos.col + syncing < startcol) | |
2151 { | |
2152 /* | |
2153 * If an empty string is matched, may need | |
2154 * to try matching again at next column. | |
2155 */ | |
2156 if (regmatch.startpos[0].col | |
2157 == regmatch.endpos[0].col) | |
2158 try_next_column = TRUE; | |
2159 continue; | |
2160 } | |
2161 } | |
2162 | |
2163 /* | |
2164 * keep the best match so far in next_match_* | |
2165 */ | |
2166 /* Highlighting must start after startpos and end | |
2167 * before endpos. */ | |
2168 if (hl_startpos.lnum == current_lnum | |
2169 && (int)hl_startpos.col < startcol) | |
2170 hl_startpos.col = startcol; | |
2171 limit_pos_zero(&hl_endpos, &endpos); | |
2172 | |
2173 next_match_idx = idx; | |
2174 next_match_col = startcol; | |
2175 next_match_m_endpos = endpos; | |
2176 next_match_h_endpos = hl_endpos; | |
2177 next_match_h_startpos = hl_startpos; | |
2178 next_match_flags = flags; | |
2179 next_match_eos_pos = eos_pos; | |
2180 next_match_eoe_pos = eoe_pos; | |
2181 next_match_end_idx = end_idx; | |
2182 unref_extmatch(next_match_extmatch); | |
2183 next_match_extmatch = cur_extmatch; | |
2184 cur_extmatch = NULL; | |
2185 } | |
2186 } | |
2187 } | |
2188 | |
2189 /* | |
2190 * If we found a match at the current column, use it. | |
2191 */ | |
2192 if (next_match_idx >= 0 && next_match_col == (int)current_col) | |
2193 { | |
2194 synpat_T *lspp; | |
2195 | |
2196 /* When a zero-width item matched which has a nextgroup, | |
2197 * don't push the item but set nextgroup. */ | |
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2198 lspp = &(SYN_ITEMS(syn_block)[next_match_idx]); |
7 | 2199 if (next_match_m_endpos.lnum == current_lnum |
2200 && next_match_m_endpos.col == current_col | |
2201 && lspp->sp_next_list != NULL) | |
2202 { | |
2203 current_next_list = lspp->sp_next_list; | |
2204 current_next_flags = lspp->sp_flags; | |
2205 keep_next_list = TRUE; | |
2206 zero_width_next_list = TRUE; | |
2207 | |
2208 /* Add the index to a list, so that we can check | |
2209 * later that we don't match it again (and cause an | |
2210 * endless loop). */ | |
2211 if (ga_grow(&zero_width_next_ga, 1) == OK) | |
2212 { | |
2213 ((int *)(zero_width_next_ga.ga_data)) | |
2214 [zero_width_next_ga.ga_len++] = next_match_idx; | |
2215 } | |
2216 next_match_idx = -1; | |
2217 } | |
2218 else | |
2219 cur_si = push_next_match(cur_si); | |
2220 found_match = TRUE; | |
2221 } | |
2222 } | |
2223 } | |
2224 | |
2225 /* | |
2226 * Handle searching for nextgroup match. | |
2227 */ | |
2228 if (current_next_list != NULL && !keep_next_list) | |
2229 { | |
2230 /* | |
2231 * If a nextgroup was not found, continue looking for one if: | |
2232 * - this is an empty line and the "skipempty" option was given | |
2233 * - we are on white space and the "skipwhite" option was given | |
2234 */ | |
2235 if (!found_match) | |
2236 { | |
2237 line = syn_getcurline(); | |
2238 if (((current_next_flags & HL_SKIPWHITE) | |
2239 && vim_iswhite(line[current_col])) | |
2240 || ((current_next_flags & HL_SKIPEMPTY) | |
2241 && *line == NUL)) | |
2242 break; | |
2243 } | |
2244 | |
2245 /* | |
2246 * If a nextgroup was found: Use it, and continue looking for | |
2247 * contained matches. | |
2248 * If a nextgroup was not found: Continue looking for a normal | |
2249 * match. | |
2250 * When did set current_next_list for a zero-width item and no | |
2251 * match was found don't loop (would get stuck). | |
2252 */ | |
2253 current_next_list = NULL; | |
2254 next_match_idx = -1; | |
2255 if (!zero_width_next_list) | |
2256 found_match = TRUE; | |
2257 } | |
2258 | |
2259 } while (found_match); | |
2260 | |
2261 /* | |
2262 * Use attributes from the current state, if within its highlighting. | |
2263 * If not, use attributes from the current-but-one state, etc. | |
2264 */ | |
2265 current_attr = 0; | |
2266 #ifdef FEAT_EVAL | |
2267 current_id = 0; | |
2268 current_trans_id = 0; | |
2269 #endif | |
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2270 #ifdef FEAT_CONCEAL |
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2271 current_flags = 0; |
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2272 #endif |
7 | 2273 if (cur_si != NULL) |
2274 { | |
221 | 2275 #ifndef FEAT_EVAL |
2276 int current_trans_id = 0; | |
2277 #endif | |
7 | 2278 for (idx = current_state.ga_len - 1; idx >= 0; --idx) |
2279 { | |
2280 sip = &CUR_STATE(idx); | |
2281 if ((current_lnum > sip->si_h_startpos.lnum | |
2282 || (current_lnum == sip->si_h_startpos.lnum | |
2283 && current_col >= sip->si_h_startpos.col)) | |
2284 && (sip->si_h_endpos.lnum == 0 | |
2285 || current_lnum < sip->si_h_endpos.lnum | |
2286 || (current_lnum == sip->si_h_endpos.lnum | |
2287 && current_col < sip->si_h_endpos.col))) | |
2288 { | |
2289 current_attr = sip->si_attr; | |
2290 #ifdef FEAT_EVAL | |
2291 current_id = sip->si_id; | |
221 | 2292 #endif |
7 | 2293 current_trans_id = sip->si_trans_id; |
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2294 #ifdef FEAT_CONCEAL |
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2295 current_flags = sip->si_flags; |
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2296 current_sub_char = sip->si_char; |
2392
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2297 current_seqnr = sip->si_seqnr; |
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2298 #endif |
7 | 2299 break; |
2300 } | |
2301 } | |
2302 | |
221 | 2303 if (can_spell != NULL) |
2304 { | |
2305 struct sp_syn sps; | |
2306 | |
2307 /* | |
2308 * set "can_spell" to TRUE if spell checking is supposed to be | |
2309 * done in the current item. | |
2310 */ | |
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2311 if (syn_block->b_spell_cluster_id == 0) |
227 | 2312 { |
320 | 2313 /* There is no @Spell cluster: Do spelling for items without |
2314 * @NoSpell cluster. */ | |
2250
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2315 if (syn_block->b_nospell_cluster_id == 0 |
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2316 || current_trans_id == 0) |
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2317 *can_spell = (syn_block->b_syn_spell != SYNSPL_NOTOP); |
227 | 2318 else |
2319 { | |
2320 sps.inc_tag = 0; | |
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2321 sps.id = syn_block->b_nospell_cluster_id; |
227 | 2322 sps.cont_in_list = NULL; |
2323 *can_spell = !in_id_list(sip, sip->si_cont_list, &sps, 0); | |
2324 } | |
2325 } | |
221 | 2326 else |
2327 { | |
320 | 2328 /* The @Spell cluster is defined: Do spelling in items with |
419 | 2329 * the @Spell cluster. But not when @NoSpell is also there. |
2330 * At the toplevel only spell check when ":syn spell toplevel" | |
2331 * was used. */ | |
320 | 2332 if (current_trans_id == 0) |
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2333 *can_spell = (syn_block->b_syn_spell == SYNSPL_TOP); |
320 | 2334 else |
2335 { | |
2336 sps.inc_tag = 0; | |
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2337 sps.id = syn_block->b_spell_cluster_id; |
320 | 2338 sps.cont_in_list = NULL; |
2339 *can_spell = in_id_list(sip, sip->si_cont_list, &sps, 0); | |
2340 | |
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2341 if (syn_block->b_nospell_cluster_id != 0) |
320 | 2342 { |
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2343 sps.id = syn_block->b_nospell_cluster_id; |
320 | 2344 if (in_id_list(sip, sip->si_cont_list, &sps, 0)) |
2345 *can_spell = FALSE; | |
2346 } | |
2347 } | |
221 | 2348 } |
2349 } | |
2350 | |
2351 | |
7 | 2352 /* |
2353 * Check for end of current state (and the states before it) at the | |
2354 * next column. Don't do this for syncing, because we would miss a | |
2355 * single character match. | |
2356 * First check if the current state ends at the current column. It | |
2357 * may be for an empty match and a containing item might end in the | |
2358 * current column. | |
2359 */ | |
1504 | 2360 if (!syncing && !keep_state) |
7 | 2361 { |
2362 check_state_ends(); | |
442 | 2363 if (current_state.ga_len > 0 |
2364 && syn_getcurline()[current_col] != NUL) | |
7 | 2365 { |
2366 ++current_col; | |
2367 check_state_ends(); | |
2368 --current_col; | |
2369 } | |
2370 } | |
2371 } | |
221 | 2372 else if (can_spell != NULL) |
419 | 2373 /* Default: Only do spelling when there is no @Spell cluster or when |
2374 * ":syn spell toplevel" was used. */ | |
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2375 *can_spell = syn_block->b_syn_spell == SYNSPL_DEFAULT |
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2376 ? (syn_block->b_spell_cluster_id == 0) |
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2377 : (syn_block->b_syn_spell == SYNSPL_TOP); |
7 | 2378 |
2020 | 2379 /* nextgroup ends at end of line, unless "skipnl" or "skipempty" present */ |
7 | 2380 if (current_next_list != NULL |
2381 && syn_getcurline()[current_col + 1] == NUL | |
2382 && !(current_next_flags & (HL_SKIPNL | HL_SKIPEMPTY))) | |
2383 current_next_list = NULL; | |
2384 | |
2385 if (zero_width_next_ga.ga_len > 0) | |
2386 ga_clear(&zero_width_next_ga); | |
2387 | |
2388 /* No longer need external matches. But keep next_match_extmatch. */ | |
2389 unref_extmatch(re_extmatch_out); | |
2390 re_extmatch_out = NULL; | |
2391 unref_extmatch(cur_extmatch); | |
2392 | |
2393 return current_attr; | |
2394 } | |
2395 | |
2396 | |
2397 /* | |
2398 * Check if we already matched pattern "idx" at the current column. | |
2399 */ | |
2400 static int | |
2401 did_match_already(idx, gap) | |
2402 int idx; | |
2403 garray_T *gap; | |
2404 { | |
2405 int i; | |
2406 | |
2407 for (i = current_state.ga_len; --i >= 0; ) | |
2408 if (CUR_STATE(i).si_m_startcol == (int)current_col | |
2409 && CUR_STATE(i).si_m_lnum == (int)current_lnum | |
2410 && CUR_STATE(i).si_idx == idx) | |
2411 return TRUE; | |
2412 | |
2413 /* Zero-width matches with a nextgroup argument are not put on the syntax | |
2414 * stack, and can only be matched once anyway. */ | |
2415 for (i = gap->ga_len; --i >= 0; ) | |
2416 if (((int *)(gap->ga_data))[i] == idx) | |
2417 return TRUE; | |
2418 | |
2419 return FALSE; | |
2420 } | |
2421 | |
2422 /* | |
2423 * Push the next match onto the stack. | |
2424 */ | |
2425 static stateitem_T * | |
2426 push_next_match(cur_si) | |
2427 stateitem_T *cur_si; | |
2428 { | |
2429 synpat_T *spp; | |
2250
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2430 #ifdef FEAT_CONCEAL |
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2431 int save_flags; |
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2432 #endif |
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2433 |
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2434 spp = &(SYN_ITEMS(syn_block)[next_match_idx]); |
7 | 2435 |
2436 /* | |
2437 * Push the item in current_state stack; | |
2438 */ | |
2439 if (push_current_state(next_match_idx) == OK) | |
2440 { | |
2441 /* | |
2442 * If it's a start-skip-end type that crosses lines, figure out how | |
2443 * much it continues in this line. Otherwise just fill in the length. | |
2444 */ | |
2445 cur_si = &CUR_STATE(current_state.ga_len - 1); | |
2446 cur_si->si_h_startpos = next_match_h_startpos; | |
2447 cur_si->si_m_startcol = current_col; | |
2448 cur_si->si_m_lnum = current_lnum; | |
2449 cur_si->si_flags = spp->sp_flags; | |
2250
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2450 #ifdef FEAT_CONCEAL |
2392
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2451 cur_si->si_seqnr = next_seqnr++; |
2250
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2452 cur_si->si_char = spp->sp_char; |
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2453 if (current_state.ga_len > 1) |
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2454 cur_si->si_flags |= |
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2455 CUR_STATE(current_state.ga_len - 2).si_flags & HL_CONCEAL; |
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2456 #endif |
7 | 2457 cur_si->si_next_list = spp->sp_next_list; |
2458 cur_si->si_extmatch = ref_extmatch(next_match_extmatch); | |
2459 if (spp->sp_type == SPTYPE_START && !(spp->sp_flags & HL_ONELINE)) | |
2460 { | |
2461 /* Try to find the end pattern in the current line */ | |
2462 update_si_end(cur_si, (int)(next_match_m_endpos.col), TRUE); | |
2463 check_keepend(); | |
2464 } | |
2465 else | |
2466 { | |
2467 cur_si->si_m_endpos = next_match_m_endpos; | |
2468 cur_si->si_h_endpos = next_match_h_endpos; | |
2469 cur_si->si_ends = TRUE; | |
2470 cur_si->si_flags |= next_match_flags; | |
2471 cur_si->si_eoe_pos = next_match_eoe_pos; | |
2472 cur_si->si_end_idx = next_match_end_idx; | |
2473 } | |
2474 if (keepend_level < 0 && (cur_si->si_flags & HL_KEEPEND)) | |
2475 keepend_level = current_state.ga_len - 1; | |
2476 check_keepend(); | |
2477 update_si_attr(current_state.ga_len - 1); | |
2478 | |
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2479 #ifdef FEAT_CONCEAL |
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2480 save_flags = cur_si->si_flags & (HL_CONCEAL | HL_CONCEALENDS); |
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2481 #endif |
7 | 2482 /* |
2483 * If the start pattern has another highlight group, push another item | |
2484 * on the stack for the start pattern. | |
2485 */ | |
2486 if ( spp->sp_type == SPTYPE_START | |
2487 && spp->sp_syn_match_id != 0 | |
2488 && push_current_state(next_match_idx) == OK) | |
2489 { | |
2490 cur_si = &CUR_STATE(current_state.ga_len - 1); | |
2491 cur_si->si_h_startpos = next_match_h_startpos; | |
2492 cur_si->si_m_startcol = current_col; | |
2493 cur_si->si_m_lnum = current_lnum; | |
2494 cur_si->si_m_endpos = next_match_eos_pos; | |
2495 cur_si->si_h_endpos = next_match_eos_pos; | |
2496 cur_si->si_ends = TRUE; | |
2497 cur_si->si_end_idx = 0; | |
2498 cur_si->si_flags = HL_MATCH; | |
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2499 #ifdef FEAT_CONCEAL |
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2500 cur_si->si_flags |= save_flags; |
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2501 if (cur_si->si_flags & HL_CONCEALENDS) |
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2502 cur_si->si_flags |= HL_CONCEAL; |
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2503 #endif |
7 | 2504 cur_si->si_next_list = NULL; |
2505 check_keepend(); | |
2506 update_si_attr(current_state.ga_len - 1); | |
2507 } | |
2508 } | |
2509 | |
2510 next_match_idx = -1; /* try other match next time */ | |
2511 | |
2512 return cur_si; | |
2513 } | |
2514 | |
2515 /* | |
2516 * Check for end of current state (and the states before it). | |
2517 */ | |
2518 static void | |
2519 check_state_ends() | |
2520 { | |
2521 stateitem_T *cur_si; | |
2522 int had_extend = FALSE; | |
2523 | |
2524 cur_si = &CUR_STATE(current_state.ga_len - 1); | |
2525 for (;;) | |
2526 { | |
2527 if (cur_si->si_ends | |
2528 && (cur_si->si_m_endpos.lnum < current_lnum | |
2529 || (cur_si->si_m_endpos.lnum == current_lnum | |
2530 && cur_si->si_m_endpos.col <= current_col))) | |
2531 { | |
2532 /* | |
2533 * If there is an end pattern group ID, highlight the end pattern | |
2534 * now. No need to pop the current item from the stack. | |
2535 * Only do this if the end pattern continues beyond the current | |
2536 * position. | |
2537 */ | |
2538 if (cur_si->si_end_idx | |
2539 && (cur_si->si_eoe_pos.lnum > current_lnum | |
2540 || (cur_si->si_eoe_pos.lnum == current_lnum | |
2541 && cur_si->si_eoe_pos.col > current_col))) | |
2542 { | |
2543 cur_si->si_idx = cur_si->si_end_idx; | |
2544 cur_si->si_end_idx = 0; | |
2545 cur_si->si_m_endpos = cur_si->si_eoe_pos; | |
2546 cur_si->si_h_endpos = cur_si->si_eoe_pos; | |
2547 cur_si->si_flags |= HL_MATCH; | |
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2548 #ifdef FEAT_CONCEAL |
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2549 if (cur_si->si_flags & HL_CONCEALENDS) |
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2550 cur_si->si_flags |= HL_CONCEAL; |
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2551 #endif |
7 | 2552 update_si_attr(current_state.ga_len - 1); |
36 | 2553 |
2554 /* what matches next may be different now, clear it */ | |
2555 next_match_idx = 0; | |
2556 next_match_col = MAXCOL; | |
7 | 2557 break; |
2558 } | |
2559 else | |
2560 { | |
2561 /* handle next_list, unless at end of line and no "skipnl" or | |
2562 * "skipempty" */ | |
2563 current_next_list = cur_si->si_next_list; | |
2564 current_next_flags = cur_si->si_flags; | |
2565 if (!(current_next_flags & (HL_SKIPNL | HL_SKIPEMPTY)) | |
2566 && syn_getcurline()[current_col] == NUL) | |
2567 current_next_list = NULL; | |
2568 | |
2569 /* When the ended item has "extend", another item with | |
2570 * "keepend" now needs to check for its end. */ | |
2571 if (cur_si->si_flags & HL_EXTEND) | |
2572 had_extend = TRUE; | |
2573 | |
2574 pop_current_state(); | |
2575 | |
2576 if (current_state.ga_len == 0) | |
2577 break; | |
2578 | |
1503 | 2579 if (had_extend && keepend_level >= 0) |
7 | 2580 { |
2581 syn_update_ends(FALSE); | |
2582 if (current_state.ga_len == 0) | |
2583 break; | |
2584 } | |
2585 | |
2586 cur_si = &CUR_STATE(current_state.ga_len - 1); | |
2587 | |
2588 /* | |
2589 * Only for a region the search for the end continues after | |
2590 * the end of the contained item. If the contained match | |
2591 * included the end-of-line, break here, the region continues. | |
2592 * Don't do this when: | |
2593 * - "keepend" is used for the contained item | |
2594 * - not at the end of the line (could be end="x$"me=e-1). | |
2595 * - "excludenl" is used (HL_HAS_EOL won't be set) | |
2596 */ | |
2597 if (cur_si->si_idx >= 0 | |
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2598 && SYN_ITEMS(syn_block)[cur_si->si_idx].sp_type |
7 | 2599 == SPTYPE_START |
2600 && !(cur_si->si_flags & (HL_MATCH | HL_KEEPEND))) | |
2601 { | |
2602 update_si_end(cur_si, (int)current_col, TRUE); | |
2603 check_keepend(); | |
2604 if ((current_next_flags & HL_HAS_EOL) | |
2605 && keepend_level < 0 | |
2606 && syn_getcurline()[current_col] == NUL) | |
2607 break; | |
2608 } | |
2609 } | |
2610 } | |
2611 else | |
2612 break; | |
2613 } | |
2614 } | |
2615 | |
2616 /* | |
2617 * Update an entry in the current_state stack for a match or region. This | |
2618 * fills in si_attr, si_next_list and si_cont_list. | |
2619 */ | |
2620 static void | |
2621 update_si_attr(idx) | |
2622 int idx; | |
2623 { | |
2624 stateitem_T *sip = &CUR_STATE(idx); | |
2625 synpat_T *spp; | |
2626 | |
1371 | 2627 /* This should not happen... */ |
2628 if (sip->si_idx < 0) | |
2629 return; | |
2630 | |
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2631 spp = &(SYN_ITEMS(syn_block)[sip->si_idx]); |
7 | 2632 if (sip->si_flags & HL_MATCH) |
2633 sip->si_id = spp->sp_syn_match_id; | |
2634 else | |
2635 sip->si_id = spp->sp_syn.id; | |
2636 sip->si_attr = syn_id2attr(sip->si_id); | |
2637 sip->si_trans_id = sip->si_id; | |
2638 if (sip->si_flags & HL_MATCH) | |
2639 sip->si_cont_list = NULL; | |
2640 else | |
2641 sip->si_cont_list = spp->sp_cont_list; | |
2642 | |
2643 /* | |
2644 * For transparent items, take attr from outer item. | |
2645 * Also take cont_list, if there is none. | |
2646 * Don't do this for the matchgroup of a start or end pattern. | |
2647 */ | |
2648 if ((spp->sp_flags & HL_TRANSP) && !(sip->si_flags & HL_MATCH)) | |
2649 { | |
2650 if (idx == 0) | |
2651 { | |
2652 sip->si_attr = 0; | |
2653 sip->si_trans_id = 0; | |
2654 if (sip->si_cont_list == NULL) | |
2655 sip->si_cont_list = ID_LIST_ALL; | |
2656 } | |
2657 else | |
2658 { | |
2659 sip->si_attr = CUR_STATE(idx - 1).si_attr; | |
2660 sip->si_trans_id = CUR_STATE(idx - 1).si_trans_id; | |
36 | 2661 sip->si_h_startpos = CUR_STATE(idx - 1).si_h_startpos; |
2662 sip->si_h_endpos = CUR_STATE(idx - 1).si_h_endpos; | |
7 | 2663 if (sip->si_cont_list == NULL) |
2664 { | |
2665 sip->si_flags |= HL_TRANS_CONT; | |
2666 sip->si_cont_list = CUR_STATE(idx - 1).si_cont_list; | |
2667 } | |
2668 } | |
2669 } | |
2670 } | |
2671 | |
2672 /* | |
2673 * Check the current stack for patterns with "keepend" flag. | |
2674 * Propagate the match-end to contained items, until a "skipend" item is found. | |
2675 */ | |
2676 static void | |
2677 check_keepend() | |
2678 { | |
2679 int i; | |
2680 lpos_T maxpos; | |
991 | 2681 lpos_T maxpos_h; |
7 | 2682 stateitem_T *sip; |
2683 | |
2684 /* | |
2685 * This check can consume a lot of time; only do it from the level where | |
2686 * there really is a keepend. | |
2687 */ | |
2688 if (keepend_level < 0) | |
2689 return; | |
2690 | |
2691 /* | |
2692 * Find the last index of an "extend" item. "keepend" items before that | |
2693 * won't do anything. If there is no "extend" item "i" will be | |
2694 * "keepend_level" and all "keepend" items will work normally. | |
2695 */ | |
2696 for (i = current_state.ga_len - 1; i > keepend_level; --i) | |
2697 if (CUR_STATE(i).si_flags & HL_EXTEND) | |
2698 break; | |
2699 | |
2700 maxpos.lnum = 0; | |
1702 | 2701 maxpos.col = 0; |
991 | 2702 maxpos_h.lnum = 0; |
1702 | 2703 maxpos_h.col = 0; |
7 | 2704 for ( ; i < current_state.ga_len; ++i) |
2705 { | |
2706 sip = &CUR_STATE(i); | |
2707 if (maxpos.lnum != 0) | |
2708 { | |
2709 limit_pos_zero(&sip->si_m_endpos, &maxpos); | |
991 | 2710 limit_pos_zero(&sip->si_h_endpos, &maxpos_h); |
7 | 2711 limit_pos_zero(&sip->si_eoe_pos, &maxpos); |
2712 sip->si_ends = TRUE; | |
2713 } | |
991 | 2714 if (sip->si_ends && (sip->si_flags & HL_KEEPEND)) |
2715 { | |
2716 if (maxpos.lnum == 0 | |
7 | 2717 || maxpos.lnum > sip->si_m_endpos.lnum |
2718 || (maxpos.lnum == sip->si_m_endpos.lnum | |
991 | 2719 && maxpos.col > sip->si_m_endpos.col)) |
2720 maxpos = sip->si_m_endpos; | |
2721 if (maxpos_h.lnum == 0 | |
2722 || maxpos_h.lnum > sip->si_h_endpos.lnum | |
2723 || (maxpos_h.lnum == sip->si_h_endpos.lnum | |
2724 && maxpos_h.col > sip->si_h_endpos.col)) | |
2725 maxpos_h = sip->si_h_endpos; | |
2726 } | |
7 | 2727 } |
2728 } | |
2729 | |
2730 /* | |
2731 * Update an entry in the current_state stack for a start-skip-end pattern. | |
2732 * This finds the end of the current item, if it's in the current line. | |
2733 * | |
2734 * Return the flags for the matched END. | |
2735 */ | |
2736 static void | |
2737 update_si_end(sip, startcol, force) | |
2738 stateitem_T *sip; | |
2739 int startcol; /* where to start searching for the end */ | |
2740 int force; /* when TRUE overrule a previous end */ | |
2741 { | |
2742 lpos_T startpos; | |
2743 lpos_T endpos; | |
2744 lpos_T hl_endpos; | |
2745 lpos_T end_endpos; | |
2746 int end_idx; | |
2747 | |
1371 | 2748 /* return quickly for a keyword */ |
2749 if (sip->si_idx < 0) | |
2750 return; | |
2751 | |
7 | 2752 /* Don't update when it's already done. Can be a match of an end pattern |
2753 * that started in a previous line. Watch out: can also be a "keepend" | |
2754 * from a containing item. */ | |
2755 if (!force && sip->si_m_endpos.lnum >= current_lnum) | |
2756 return; | |
2757 | |
2758 /* | |
2759 * We need to find the end of the region. It may continue in the next | |
2760 * line. | |
2761 */ | |
2762 end_idx = 0; | |
2763 startpos.lnum = current_lnum; | |
2764 startpos.col = startcol; | |
2765 find_endpos(sip->si_idx, &startpos, &endpos, &hl_endpos, | |
2766 &(sip->si_flags), &end_endpos, &end_idx, sip->si_extmatch); | |
2767 | |
2768 if (endpos.lnum == 0) | |
2769 { | |
2770 /* No end pattern matched. */ | |
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2771 if (SYN_ITEMS(syn_block)[sip->si_idx].sp_flags & HL_ONELINE) |
7 | 2772 { |
2773 /* a "oneline" never continues in the next line */ | |
2774 sip->si_ends = TRUE; | |
2775 sip->si_m_endpos.lnum = current_lnum; | |
2776 sip->si_m_endpos.col = (colnr_T)STRLEN(syn_getcurline()); | |
2777 } | |
2778 else | |
2779 { | |
2780 /* continues in the next line */ | |
2781 sip->si_ends = FALSE; | |
2782 sip->si_m_endpos.lnum = 0; | |
2783 } | |
2784 sip->si_h_endpos = sip->si_m_endpos; | |
2785 } | |
2786 else | |
2787 { | |
2788 /* match within this line */ | |
2789 sip->si_m_endpos = endpos; | |
2790 sip->si_h_endpos = hl_endpos; | |
2791 sip->si_eoe_pos = end_endpos; | |
2792 sip->si_ends = TRUE; | |
2793 sip->si_end_idx = end_idx; | |
2794 } | |
2795 } | |
2796 | |
2797 /* | |
2798 * Add a new state to the current state stack. | |
2799 * It is cleared and the index set to "idx". | |
2800 * Return FAIL if it's not possible (out of memory). | |
2801 */ | |
2802 static int | |
2803 push_current_state(idx) | |
2804 int idx; | |
2805 { | |
2806 if (ga_grow(¤t_state, 1) == FAIL) | |
2807 return FAIL; | |
2808 vim_memset(&CUR_STATE(current_state.ga_len), 0, sizeof(stateitem_T)); | |
2809 CUR_STATE(current_state.ga_len).si_idx = idx; | |
2810 ++current_state.ga_len; | |
2811 return OK; | |
2812 } | |
2813 | |
2814 /* | |
2815 * Remove a state from the current_state stack. | |
2816 */ | |
2817 static void | |
2818 pop_current_state() | |
2819 { | |
2820 if (current_state.ga_len) | |
2821 { | |
2822 unref_extmatch(CUR_STATE(current_state.ga_len - 1).si_extmatch); | |
2823 --current_state.ga_len; | |
2824 } | |
2825 /* after the end of a pattern, try matching a keyword or pattern */ | |
2826 next_match_idx = -1; | |
2827 | |
2828 /* if first state with "keepend" is popped, reset keepend_level */ | |
2829 if (keepend_level >= current_state.ga_len) | |
2830 keepend_level = -1; | |
2831 } | |
2832 | |
2833 /* | |
2834 * Find the end of a start/skip/end syntax region after "startpos". | |
2835 * Only checks one line. | |
2836 * Also handles a match item that continued from a previous line. | |
2837 * If not found, the syntax item continues in the next line. m_endpos->lnum | |
2838 * will be 0. | |
2839 * If found, the end of the region and the end of the highlighting is | |
2840 * computed. | |
2841 */ | |
2842 static void | |
2843 find_endpos(idx, startpos, m_endpos, hl_endpos, flagsp, end_endpos, | |
2844 end_idx, start_ext) | |
2845 int idx; /* index of the pattern */ | |
2846 lpos_T *startpos; /* where to start looking for an END match */ | |
2847 lpos_T *m_endpos; /* return: end of match */ | |
2848 lpos_T *hl_endpos; /* return: end of highlighting */ | |
2849 long *flagsp; /* return: flags of matching END */ | |
2850 lpos_T *end_endpos; /* return: end of end pattern match */ | |
2851 int *end_idx; /* return: group ID for end pat. match, or 0 */ | |
2852 reg_extmatch_T *start_ext; /* submatches from the start pattern */ | |
2853 { | |
2854 colnr_T matchcol; | |
2855 synpat_T *spp, *spp_skip; | |
2856 int start_idx; | |
2857 int best_idx; | |
2858 regmmatch_T regmatch; | |
2859 regmmatch_T best_regmatch; /* startpos/endpos of best match */ | |
2860 lpos_T pos; | |
2861 char_u *line; | |
2862 int had_match = FALSE; | |
2863 | |
1371 | 2864 /* just in case we are invoked for a keyword */ |
2865 if (idx < 0) | |
2866 return; | |
2867 | |
7 | 2868 /* |
2869 * Check for being called with a START pattern. | |
2870 * Can happen with a match that continues to the next line, because it | |
2871 * contained a region. | |
2872 */ | |
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2873 spp = &(SYN_ITEMS(syn_block)[idx]); |
7 | 2874 if (spp->sp_type != SPTYPE_START) |
2875 { | |
2876 *hl_endpos = *startpos; | |
2877 return; | |
2878 } | |
2879 | |
2880 /* | |
2881 * Find the SKIP or first END pattern after the last START pattern. | |
2882 */ | |
2883 for (;;) | |
2884 { | |
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2885 spp = &(SYN_ITEMS(syn_block)[idx]); |
7 | 2886 if (spp->sp_type != SPTYPE_START) |
2887 break; | |
2888 ++idx; | |
2889 } | |
2890 | |
2891 /* | |
2892 * Lookup the SKIP pattern (if present) | |
2893 */ | |
2894 if (spp->sp_type == SPTYPE_SKIP) | |
2895 { | |
2896 spp_skip = spp; | |
2897 ++idx; | |
2898 } | |
2899 else | |
2900 spp_skip = NULL; | |
2901 | |
2902 /* Setup external matches for syn_regexec(). */ | |
2903 unref_extmatch(re_extmatch_in); | |
2904 re_extmatch_in = ref_extmatch(start_ext); | |
2905 | |
2906 matchcol = startpos->col; /* start looking for a match at sstart */ | |
2907 start_idx = idx; /* remember the first END pattern. */ | |
2908 best_regmatch.startpos[0].col = 0; /* avoid compiler warning */ | |
2909 for (;;) | |
2910 { | |
2911 /* | |
2912 * Find end pattern that matches first after "matchcol". | |
2913 */ | |
2914 best_idx = -1; | |
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2915 for (idx = start_idx; idx < syn_block->b_syn_patterns.ga_len; ++idx) |
7 | 2916 { |
2917 int lc_col = matchcol; | |
2918 | |
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2919 spp = &(SYN_ITEMS(syn_block)[idx]); |
7 | 2920 if (spp->sp_type != SPTYPE_END) /* past last END pattern */ |
2921 break; | |
2922 lc_col -= spp->sp_offsets[SPO_LC_OFF]; | |
2923 if (lc_col < 0) | |
2924 lc_col = 0; | |
2925 | |
2926 regmatch.rmm_ic = spp->sp_ic; | |
2927 regmatch.regprog = spp->sp_prog; | |
2928 if (syn_regexec(®match, startpos->lnum, lc_col)) | |
2929 { | |
2930 if (best_idx == -1 || regmatch.startpos[0].col | |
2931 < best_regmatch.startpos[0].col) | |
2932 { | |
2933 best_idx = idx; | |
2934 best_regmatch.startpos[0] = regmatch.startpos[0]; | |
2935 best_regmatch.endpos[0] = regmatch.endpos[0]; | |
2936 } | |
2937 } | |
2938 } | |
2939 | |
2940 /* | |
2941 * If all end patterns have been tried, and there is no match, the | |
2942 * item continues until end-of-line. | |
2943 */ | |
2944 if (best_idx == -1) | |
2945 break; | |
2946 | |
2947 /* | |
2948 * If the skip pattern matches before the end pattern, | |
2949 * continue searching after the skip pattern. | |
2950 */ | |
2951 if (spp_skip != NULL) | |
2952 { | |
2953 int lc_col = matchcol - spp_skip->sp_offsets[SPO_LC_OFF]; | |
2954 | |
2955 if (lc_col < 0) | |
2956 lc_col = 0; | |
2957 regmatch.rmm_ic = spp_skip->sp_ic; | |
2958 regmatch.regprog = spp_skip->sp_prog; | |
2959 if (syn_regexec(®match, startpos->lnum, lc_col) | |
2960 && regmatch.startpos[0].col | |
2961 <= best_regmatch.startpos[0].col) | |
2962 { | |
2963 /* Add offset to skip pattern match */ | |
2964 syn_add_end_off(&pos, ®match, spp_skip, SPO_ME_OFF, 1); | |
2965 | |
2966 /* If the skip pattern goes on to the next line, there is no | |
2967 * match with an end pattern in this line. */ | |
2968 if (pos.lnum > startpos->lnum) | |
2969 break; | |
2970 | |
2971 line = ml_get_buf(syn_buf, startpos->lnum, FALSE); | |
2972 | |
2973 /* take care of an empty match or negative offset */ | |
2974 if (pos.col <= matchcol) | |
2975 ++matchcol; | |
2976 else if (pos.col <= regmatch.endpos[0].col) | |
2977 matchcol = pos.col; | |
2978 else | |
2979 /* Be careful not to jump over the NUL at the end-of-line */ | |
2980 for (matchcol = regmatch.endpos[0].col; | |
2981 line[matchcol] != NUL && matchcol < pos.col; | |
2982 ++matchcol) | |
2983 ; | |
2984 | |
2985 /* if the skip pattern includes end-of-line, break here */ | |
2986 if (line[matchcol] == NUL) | |
2987 break; | |
2988 | |
2989 continue; /* start with first end pattern again */ | |
2990 } | |
2991 } | |
2992 | |
2993 /* | |
2994 * Match from start pattern to end pattern. | |
2995 * Correct for match and highlight offset of end pattern. | |
2996 */ | |
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|
2997 spp = &(SYN_ITEMS(syn_block)[best_idx]); |
7 | 2998 syn_add_end_off(m_endpos, &best_regmatch, spp, SPO_ME_OFF, 1); |
2999 /* can't end before the start */ | |
3000 if (m_endpos->lnum == startpos->lnum && m_endpos->col < startpos->col) | |
3001 m_endpos->col = startpos->col; | |
3002 | |
3003 syn_add_end_off(end_endpos, &best_regmatch, spp, SPO_HE_OFF, 1); | |
3004 /* can't end before the start */ | |
3005 if (end_endpos->lnum == startpos->lnum | |
3006 && end_endpos->col < startpos->col) | |
3007 end_endpos->col = startpos->col; | |
3008 /* can't end after the match */ | |
3009 limit_pos(end_endpos, m_endpos); | |
3010 | |
3011 /* | |
3012 * If the end group is highlighted differently, adjust the pointers. | |
3013 */ | |
3014 if (spp->sp_syn_match_id != spp->sp_syn.id && spp->sp_syn_match_id != 0) | |
3015 { | |
3016 *end_idx = best_idx; | |
3017 if (spp->sp_off_flags & (1 << (SPO_RE_OFF + SPO_COUNT))) | |
3018 { | |
3019 hl_endpos->lnum = best_regmatch.endpos[0].lnum; | |
3020 hl_endpos->col = best_regmatch.endpos[0].col; | |
3021 } | |
3022 else | |
3023 { | |
3024 hl_endpos->lnum = best_regmatch.startpos[0].lnum; | |
3025 hl_endpos->col = best_regmatch.startpos[0].col; | |
3026 } | |
3027 hl_endpos->col += spp->sp_offsets[SPO_RE_OFF]; | |
3028 | |
3029 /* can't end before the start */ | |
3030 if (hl_endpos->lnum == startpos->lnum | |
3031 && hl_endpos->col < startpos->col) | |
3032 hl_endpos->col = startpos->col; | |
3033 limit_pos(hl_endpos, m_endpos); | |
3034 | |
3035 /* now the match ends where the highlighting ends, it is turned | |
3036 * into the matchgroup for the end */ | |
3037 *m_endpos = *hl_endpos; | |
3038 } | |
3039 else | |
3040 { | |
3041 *end_idx = 0; | |
3042 *hl_endpos = *end_endpos; | |
3043 } | |
3044 | |
3045 *flagsp = spp->sp_flags; | |
3046 | |
3047 had_match = TRUE; | |
3048 break; | |
3049 } | |
3050 | |
3051 /* no match for an END pattern in this line */ | |
3052 if (!had_match) | |
3053 m_endpos->lnum = 0; | |
3054 | |
3055 /* Remove external matches. */ | |
3056 unref_extmatch(re_extmatch_in); | |
3057 re_extmatch_in = NULL; | |
3058 } | |
3059 | |
3060 /* | |
3061 * Limit "pos" not to be after "limit". | |
3062 */ | |
3063 static void | |
3064 limit_pos(pos, limit) | |
3065 lpos_T *pos; | |
3066 lpos_T *limit; | |
3067 { | |
3068 if (pos->lnum > limit->lnum) | |
3069 *pos = *limit; | |
3070 else if (pos->lnum == limit->lnum && pos->col > limit->col) | |
3071 pos->col = limit->col; | |
3072 } | |
3073 | |
3074 /* | |
3075 * Limit "pos" not to be after "limit", unless pos->lnum is zero. | |
3076 */ | |
3077 static void | |
3078 limit_pos_zero(pos, limit) | |
3079 lpos_T *pos; | |
3080 lpos_T *limit; | |
3081 { | |
3082 if (pos->lnum == 0) | |
3083 *pos = *limit; | |
3084 else | |
3085 limit_pos(pos, limit); | |
3086 } | |
3087 | |
3088 /* | |
3089 * Add offset to matched text for end of match or highlight. | |
3090 */ | |
3091 static void | |
3092 syn_add_end_off(result, regmatch, spp, idx, extra) | |
3093 lpos_T *result; /* returned position */ | |
3094 regmmatch_T *regmatch; /* start/end of match */ | |
3095 synpat_T *spp; /* matched pattern */ | |
3096 int idx; /* index of offset */ | |
3097 int extra; /* extra chars for offset to start */ | |
3098 { | |
3099 int col; | |
1624 | 3100 int off; |
3101 char_u *base; | |
3102 char_u *p; | |
7 | 3103 |
3104 if (spp->sp_off_flags & (1 << idx)) | |
3105 { | |
3106 result->lnum = regmatch->startpos[0].lnum; | |
1624 | 3107 col = regmatch->startpos[0].col; |
3108 off = spp->sp_offsets[idx] + extra; | |
7 | 3109 } |
3110 else | |
3111 { | |
3112 result->lnum = regmatch->endpos[0].lnum; | |
3113 col = regmatch->endpos[0].col; | |
1624 | 3114 off = spp->sp_offsets[idx]; |
3115 } | |
3116 /* Don't go past the end of the line. Matters for "rs=e+2" when there | |
3117 * is a matchgroup. Watch out for match with last NL in the buffer. */ | |
3118 if (result->lnum > syn_buf->b_ml.ml_line_count) | |
3119 col = 0; | |
3120 else if (off != 0) | |
3121 { | |
3122 base = ml_get_buf(syn_buf, result->lnum, FALSE); | |
3123 p = base + col; | |
3124 if (off > 0) | |
3125 { | |
3126 while (off-- > 0 && *p != NUL) | |
3127 mb_ptr_adv(p); | |
3128 } | |
3129 else if (off < 0) | |
3130 { | |
3131 while (off++ < 0 && base < p) | |
3132 mb_ptr_back(base, p); | |
3133 } | |
3134 col = (int)(p - base); | |
3135 } | |
3136 result->col = col; | |
7 | 3137 } |
3138 | |
3139 /* | |
3140 * Add offset to matched text for start of match or highlight. | |
3141 * Avoid resulting column to become negative. | |
3142 */ | |
3143 static void | |
3144 syn_add_start_off(result, regmatch, spp, idx, extra) | |
3145 lpos_T *result; /* returned position */ | |
3146 regmmatch_T *regmatch; /* start/end of match */ | |
3147 synpat_T *spp; | |
3148 int idx; | |
3149 int extra; /* extra chars for offset to end */ | |
3150 { | |
3151 int col; | |
1624 | 3152 int off; |
3153 char_u *base; | |
3154 char_u *p; | |
7 | 3155 |
3156 if (spp->sp_off_flags & (1 << (idx + SPO_COUNT))) | |
3157 { | |
3158 result->lnum = regmatch->endpos[0].lnum; | |
1624 | 3159 col = regmatch->endpos[0].col; |
3160 off = spp->sp_offsets[idx] + extra; | |
7 | 3161 } |
3162 else | |
3163 { | |
3164 result->lnum = regmatch->startpos[0].lnum; | |
3165 col = regmatch->startpos[0].col; | |
1624 | 3166 off = spp->sp_offsets[idx]; |
3167 } | |
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3168 if (result->lnum > syn_buf->b_ml.ml_line_count) |
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|
3169 { |
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|
3170 /* a "\n" at the end of the pattern may take us below the last line */ |
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|
3171 result->lnum = syn_buf->b_ml.ml_line_count; |
2100
7d121c69f540
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|
3172 col = (int)STRLEN(ml_get_buf(syn_buf, result->lnum, FALSE)); |
2092
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|
3173 } |
1624 | 3174 if (off != 0) |
3175 { | |
3176 base = ml_get_buf(syn_buf, result->lnum, FALSE); | |
3177 p = base + col; | |
3178 if (off > 0) | |
3179 { | |
3180 while (off-- && *p != NUL) | |
3181 mb_ptr_adv(p); | |
3182 } | |
3183 else if (off < 0) | |
3184 { | |
3185 while (off++ && base < p) | |
3186 mb_ptr_back(base, p); | |
3187 } | |
3188 col = (int)(p - base); | |
3189 } | |
3190 result->col = col; | |
7 | 3191 } |
3192 | |
3193 /* | |
3194 * Get current line in syntax buffer. | |
3195 */ | |
3196 static char_u * | |
3197 syn_getcurline() | |
3198 { | |
3199 return ml_get_buf(syn_buf, current_lnum, FALSE); | |
3200 } | |
3201 | |
3202 /* | |
410 | 3203 * Call vim_regexec() to find a match with "rmp" in "syn_buf". |
7 | 3204 * Returns TRUE when there is a match. |
3205 */ | |
3206 static int | |
3207 syn_regexec(rmp, lnum, col) | |
3208 regmmatch_T *rmp; | |
3209 linenr_T lnum; | |
3210 colnr_T col; | |
3211 { | |
410 | 3212 rmp->rmm_maxcol = syn_buf->b_p_smc; |
1521 | 3213 if (vim_regexec_multi(rmp, syn_win, syn_buf, lnum, col, NULL) > 0) |
7 | 3214 { |
3215 rmp->startpos[0].lnum += lnum; | |
3216 rmp->endpos[0].lnum += lnum; | |
3217 return TRUE; | |
3218 } | |
3219 return FALSE; | |
3220 } | |
3221 | |
3222 /* | |
3223 * Check one position in a line for a matching keyword. | |
3224 * The caller must check if a keyword can start at startcol. | |
3225 * Return it's ID if found, 0 otherwise. | |
3226 */ | |
3227 static int | |
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diff
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|
3228 check_keyword_id(line, startcol, endcolp, flagsp, next_listp, cur_si, ccharp) |
7 | 3229 char_u *line; |
3230 int startcol; /* position in line to check for keyword */ | |
3231 int *endcolp; /* return: character after found keyword */ | |
3232 long *flagsp; /* return: flags of matching keyword */ | |
3233 short **next_listp; /* return: next_list of matching keyword */ | |
3234 stateitem_T *cur_si; /* item at the top of the stack */ | |
2250
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|
3235 int *ccharp UNUSED; /* conceal substitution char */ |
7 | 3236 { |
134 | 3237 keyentry_T *kp; |
3238 char_u *kwp; | |
7 | 3239 int round; |
134 | 3240 int kwlen; |
7 | 3241 char_u keyword[MAXKEYWLEN + 1]; /* assume max. keyword len is 80 */ |
134 | 3242 hashtab_T *ht; |
3243 hashitem_T *hi; | |
7 | 3244 |
3245 /* Find first character after the keyword. First character was already | |
3246 * checked. */ | |
134 | 3247 kwp = line + startcol; |
3248 kwlen = 0; | |
7 | 3249 do |
3250 { | |
3251 #ifdef FEAT_MBYTE | |
3252 if (has_mbyte) | |
474 | 3253 kwlen += (*mb_ptr2len)(kwp + kwlen); |
7 | 3254 else |
3255 #endif | |
134 | 3256 ++kwlen; |
3257 } | |
3258 while (vim_iswordc_buf(kwp + kwlen, syn_buf)); | |
3259 | |
3260 if (kwlen > MAXKEYWLEN) | |
7 | 3261 return 0; |
3262 | |
3263 /* | |
3264 * Must make a copy of the keyword, so we can add a NUL and make it | |
3265 * lowercase. | |
3266 */ | |
419 | 3267 vim_strncpy(keyword, kwp, kwlen); |
7 | 3268 |
3269 /* | |
3270 * Try twice: | |
3271 * 1. matching case | |
3272 * 2. ignoring case | |
3273 */ | |
3274 for (round = 1; round <= 2; ++round) | |
3275 { | |
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|
3276 ht = round == 1 ? &syn_block->b_keywtab : &syn_block->b_keywtab_ic; |
134 | 3277 if (ht->ht_used == 0) |
7 | 3278 continue; |
134 | 3279 if (round == 2) /* ignore case */ |
3280 (void)str_foldcase(kwp, kwlen, keyword, MAXKEYWLEN + 1); | |
7 | 3281 |
3282 /* | |
134 | 3283 * Find keywords that match. There can be several with different |
3284 * attributes. | |
7 | 3285 * When current_next_list is non-zero accept only that group, otherwise: |
3286 * Accept a not-contained keyword at toplevel. | |
3287 * Accept a keyword at other levels only if it is in the contains list. | |
3288 */ | |
134 | 3289 hi = hash_find(ht, keyword); |
3290 if (!HASHITEM_EMPTY(hi)) | |
3291 for (kp = HI2KE(hi); kp != NULL; kp = kp->ke_next) | |
7 | 3292 { |
134 | 3293 if (current_next_list != 0 |
3294 ? in_id_list(NULL, current_next_list, &kp->k_syn, 0) | |
3295 : (cur_si == NULL | |
3296 ? !(kp->flags & HL_CONTAINED) | |
3297 : in_id_list(cur_si, cur_si->si_cont_list, | |
3298 &kp->k_syn, kp->flags & HL_CONTAINED))) | |
3299 { | |
3300 *endcolp = startcol + kwlen; | |
3301 *flagsp = kp->flags; | |
3302 *next_listp = kp->next_list; | |
2250
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|
3303 #ifdef FEAT_CONCEAL |
1bac28a53fae
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|
3304 *ccharp = kp->k_char; |
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|
3305 #endif |
134 | 3306 return kp->k_syn.id; |
3307 } | |
7 | 3308 } |
3309 } | |
3310 return 0; | |
3311 } | |
3312 | |
3313 /* | |
2250
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3314 * Handle ":syntax conceal" command. |
1bac28a53fae
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|
3315 */ |
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|
3316 static void |
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|
3317 syn_cmd_conceal(eap, syncing) |
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|
3318 exarg_T *eap UNUSED; |
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|
3319 int syncing UNUSED; |
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|
3320 { |
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|
3321 #ifdef FEAT_CONCEAL |
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3322 char_u *arg = eap->arg; |
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|
3323 char_u *next; |
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3324 |
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|
3325 eap->nextcmd = find_nextcmd(arg); |
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|
3326 if (eap->skip) |
1bac28a53fae
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|
3327 return; |
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|
3328 |
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|
3329 next = skiptowhite(arg); |
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|
3330 if (STRNICMP(arg, "on", 2) == 0 && next - arg == 2) |
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|
3331 curwin->w_s->b_syn_conceal = TRUE; |
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|
3332 else if (STRNICMP(arg, "off", 3) == 0 && next - arg == 3) |
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|
3333 curwin->w_s->b_syn_conceal = FALSE; |
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|
3334 else |
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|
3335 EMSG2(_("E390: Illegal argument: %s"), arg); |
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|
3336 #endif |
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|
3337 } |
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|
3338 |
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|
3339 /* |
7 | 3340 * Handle ":syntax case" command. |
3341 */ | |
3342 static void | |
3343 syn_cmd_case(eap, syncing) | |
3344 exarg_T *eap; | |
1883 | 3345 int syncing UNUSED; |
7 | 3346 { |
3347 char_u *arg = eap->arg; | |
3348 char_u *next; | |
3349 | |
3350 eap->nextcmd = find_nextcmd(arg); | |
3351 if (eap->skip) | |
3352 return; | |
3353 | |
3354 next = skiptowhite(arg); | |
3355 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
|
3356 curwin->w_s->b_syn_ic = FALSE; |
7 | 3357 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
|
3358 curwin->w_s->b_syn_ic = TRUE; |
7 | 3359 else |
3360 EMSG2(_("E390: Illegal argument: %s"), arg); | |
3361 } | |
3362 | |
3363 /* | |
419 | 3364 * Handle ":syntax spell" command. |
3365 */ | |
3366 static void | |
3367 syn_cmd_spell(eap, syncing) | |
3368 exarg_T *eap; | |
1883 | 3369 int syncing UNUSED; |
419 | 3370 { |
3371 char_u *arg = eap->arg; | |
3372 char_u *next; | |
3373 | |
3374 eap->nextcmd = find_nextcmd(arg); | |
3375 if (eap->skip) | |
3376 return; | |
3377 | |
3378 next = skiptowhite(arg); | |
3379 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
|
3380 curwin->w_s->b_syn_spell = SYNSPL_TOP; |
419 | 3381 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
|
3382 curwin->w_s->b_syn_spell = SYNSPL_NOTOP; |
1064 | 3383 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
|
3384 curwin->w_s->b_syn_spell = SYNSPL_DEFAULT; |
419 | 3385 else |
3386 EMSG2(_("E390: Illegal argument: %s"), arg); | |
3387 } | |
3388 | |
3389 /* | |
7 | 3390 * Clear all syntax info for one buffer. |
3391 */ | |
3392 void | |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3393 syntax_clear(block) |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3394 synblock_T *block; |
7 | 3395 { |
3396 int i; | |
3397 | |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3398 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
|
3399 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
|
3400 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
|
3401 block->b_syn_containedin = FALSE; |
7 | 3402 |
3403 /* free the keywords */ | |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3404 clear_keywtab(&block->b_keywtab); |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3405 clear_keywtab(&block->b_keywtab_ic); |
7 | 3406 |
3407 /* free the syntax patterns */ | |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3408 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
|
3409 syn_clear_pattern(block, i); |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3410 ga_clear(&block->b_syn_patterns); |
7 | 3411 |
3412 /* free the syntax clusters */ | |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3413 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
|
3414 syn_clear_cluster(block, i); |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3415 ga_clear(&block->b_syn_clusters); |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3416 block->b_spell_cluster_id = 0; |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3417 block->b_nospell_cluster_id = 0; |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3418 |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3419 block->b_syn_sync_flags = 0; |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3420 block->b_syn_sync_minlines = 0; |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3421 block->b_syn_sync_maxlines = 0; |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3422 block->b_syn_sync_linebreaks = 0; |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3423 |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3424 vim_free(block->b_syn_linecont_prog); |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3425 block->b_syn_linecont_prog = NULL; |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3426 vim_free(block->b_syn_linecont_pat); |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3427 block->b_syn_linecont_pat = NULL; |
7 | 3428 #ifdef FEAT_FOLDING |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3429 block->b_syn_folditems = 0; |
7 | 3430 #endif |
3431 | |
3432 /* free the stored states */ | |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3433 syn_stack_free_all(block); |
7 | 3434 invalidate_current_state(); |
3435 } | |
3436 | |
3437 /* | |
2253
12ebd6f6dfce
Fixed: after ":ownsyntax perl" and ":e" syntax was cleared in other window.
Bram Moolenaar <bram@vim.org>
parents:
2252
diff
changeset
|
3438 * 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
|
3439 */ |
12ebd6f6dfce
Fixed: after ":ownsyntax perl" and ":e" syntax was cleared in other window.
Bram Moolenaar <bram@vim.org>
parents:
2252
diff
changeset
|
3440 void |
12ebd6f6dfce
Fixed: after ":ownsyntax perl" and ":e" syntax was cleared in other window.
Bram Moolenaar <bram@vim.org>
parents:
2252
diff
changeset
|
3441 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
|
3442 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
|
3443 { |
12ebd6f6dfce
Fixed: after ":ownsyntax perl" and ":e" syntax was cleared in other window.
Bram Moolenaar <bram@vim.org>
parents:
2252
diff
changeset
|
3444 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
|
3445 { |
12ebd6f6dfce
Fixed: after ":ownsyntax perl" and ":e" syntax was cleared in other window.
Bram Moolenaar <bram@vim.org>
parents:
2252
diff
changeset
|
3446 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
|
3447 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
|
3448 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
|
3449 } |
12ebd6f6dfce
Fixed: after ":ownsyntax perl" and ":e" syntax was cleared in other window.
Bram Moolenaar <bram@vim.org>
parents:
2252
diff
changeset
|
3450 } |
12ebd6f6dfce
Fixed: after ":ownsyntax perl" and ":e" syntax was cleared in other window.
Bram Moolenaar <bram@vim.org>
parents:
2252
diff
changeset
|
3451 |
12ebd6f6dfce
Fixed: after ":ownsyntax perl" and ":e" syntax was cleared in other window.
Bram Moolenaar <bram@vim.org>
parents:
2252
diff
changeset
|
3452 /* |
7 | 3453 * Clear syncing info for one buffer. |
3454 */ | |
3455 static void | |
3456 syntax_sync_clear() | |
3457 { | |
3458 int i; | |
3459 | |
3460 /* free the syntax patterns */ | |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3461 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
|
3462 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
|
3463 syn_remove_pattern(curwin->w_s, i); |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3464 |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3465 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
|
3466 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
|
3467 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
|
3468 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
|
3469 |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3470 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
|
3471 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
|
3472 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
|
3473 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
|
3474 |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3475 syn_stack_free_all(curwin->w_s); /* Need to recompute all syntax. */ |
7 | 3476 } |
3477 | |
3478 /* | |
3479 * Remove one pattern from the buffer's pattern list. | |
3480 */ | |
3481 static void | |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3482 syn_remove_pattern(block, idx) |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3483 synblock_T *block; |
7 | 3484 int idx; |
3485 { | |
3486 synpat_T *spp; | |
3487 | |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3488 spp = &(SYN_ITEMS(block)[idx]); |
7 | 3489 #ifdef FEAT_FOLDING |
3490 if (spp->sp_flags & HL_FOLD) | |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3491 --block->b_syn_folditems; |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3492 #endif |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3493 syn_clear_pattern(block, idx); |
7 | 3494 mch_memmove(spp, spp + 1, |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3495 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
|
3496 --block->b_syn_patterns.ga_len; |
7 | 3497 } |
3498 | |
3499 /* | |
3500 * Clear and free one syntax pattern. When clearing all, must be called from | |
3501 * last to first! | |
3502 */ | |
3503 static void | |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3504 syn_clear_pattern(block, i) |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3505 synblock_T *block; |
7 | 3506 int i; |
3507 { | |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3508 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
|
3509 vim_free(SYN_ITEMS(block)[i].sp_prog); |
7 | 3510 /* 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
|
3511 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
|
3512 { |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3513 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
|
3514 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
|
3515 vim_free(SYN_ITEMS(block)[i].sp_syn.cont_in_list); |
7 | 3516 } |
3517 } | |
3518 | |
3519 /* | |
3520 * Clear and free one syntax cluster. | |
3521 */ | |
3522 static void | |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3523 syn_clear_cluster(block, i) |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3524 synblock_T *block; |
7 | 3525 int i; |
3526 { | |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3527 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
|
3528 vim_free(SYN_CLSTR(block)[i].scl_name_u); |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3529 vim_free(SYN_CLSTR(block)[i].scl_list); |
7 | 3530 } |
3531 | |
3532 /* | |
3533 * Handle ":syntax clear" command. | |
3534 */ | |
3535 static void | |
3536 syn_cmd_clear(eap, syncing) | |
3537 exarg_T *eap; | |
3538 int syncing; | |
3539 { | |
3540 char_u *arg = eap->arg; | |
3541 char_u *arg_end; | |
3542 int id; | |
3543 | |
3544 eap->nextcmd = find_nextcmd(arg); | |
3545 if (eap->skip) | |
3546 return; | |
3547 | |
3548 /* | |
3549 * We have to disable this within ":syn include @group filename", | |
3550 * because otherwise @group would get deleted. | |
3551 * Only required for Vim 5.x syntax files, 6.0 ones don't contain ":syn | |
3552 * clear". | |
3553 */ | |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3554 if (curwin->w_s->b_syn_topgrp != 0) |
7 | 3555 return; |
3556 | |
3557 if (ends_excmd(*arg)) | |
3558 { | |
3559 /* | |
3560 * No argument: Clear all syntax items. | |
3561 */ | |
3562 if (syncing) | |
3563 syntax_sync_clear(); | |
3564 else | |
3565 { | |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3566 syntax_clear(curwin->w_s); |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3567 if (curwin->w_s == &curwin->w_buffer->b_s) |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3568 do_unlet((char_u *)"b:current_syntax", TRUE); |
2252
a0b5918c33cc
Fixed memory leak in ":ownsyntax".
Bram Moolenaar <bram@vim.org>
parents:
2251
diff
changeset
|
3569 do_unlet((char_u *)"w:current_syntax", TRUE); |
7 | 3570 } |
3571 } | |
3572 else | |
3573 { | |
3574 /* | |
3575 * Clear the group IDs that are in the argument. | |
3576 */ | |
3577 while (!ends_excmd(*arg)) | |
3578 { | |
3579 arg_end = skiptowhite(arg); | |
3580 if (*arg == '@') | |
3581 { | |
3582 id = syn_scl_namen2id(arg + 1, (int)(arg_end - arg - 1)); | |
3583 if (id == 0) | |
3584 { | |
3585 EMSG2(_("E391: No such syntax cluster: %s"), arg); | |
3586 break; | |
3587 } | |
3588 else | |
3589 { | |
3590 /* | |
3591 * We can't physically delete a cluster without changing | |
3592 * the IDs of other clusters, so we do the next best thing | |
3593 * and make it empty. | |
3594 */ | |
3595 short scl_id = id - SYNID_CLUSTER; | |
3596 | |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3597 vim_free(SYN_CLSTR(curwin->w_s)[scl_id].scl_list); |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3598 SYN_CLSTR(curwin->w_s)[scl_id].scl_list = NULL; |
7 | 3599 } |
3600 } | |
3601 else | |
3602 { | |
3603 id = syn_namen2id(arg, (int)(arg_end - arg)); | |
3604 if (id == 0) | |
3605 { | |
3606 EMSG2(_(e_nogroup), arg); | |
3607 break; | |
3608 } | |
3609 else | |
3610 syn_clear_one(id, syncing); | |
3611 } | |
3612 arg = skipwhite(arg_end); | |
3613 } | |
3614 } | |
745 | 3615 redraw_curbuf_later(SOME_VALID); |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3616 syn_stack_free_all(curwin->w_s); /* Need to recompute all syntax. */ |
7 | 3617 } |
3618 | |
3619 /* | |
3620 * Clear one syntax group for the current buffer. | |
3621 */ | |
3622 static void | |
3623 syn_clear_one(id, syncing) | |
3624 int id; | |
3625 int syncing; | |
3626 { | |
3627 synpat_T *spp; | |
3628 int idx; | |
3629 | |
3630 /* Clear keywords only when not ":syn sync clear group-name" */ | |
3631 if (!syncing) | |
3632 { | |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3633 (void)syn_clear_keyword(id, &curwin->w_s->b_keywtab); |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3634 (void)syn_clear_keyword(id, &curwin->w_s->b_keywtab_ic); |
7 | 3635 } |
3636 | |
3637 /* clear the patterns for "id" */ | |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3638 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>
parents:
2215
diff
changeset
|
3639 { |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3640 spp = &(SYN_ITEMS(curwin->w_s)[idx]); |
7 | 3641 if (spp->sp_syn.id != id || spp->sp_syncing != syncing) |
3642 continue; | |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3643 syn_remove_pattern(curwin->w_s, idx); |
7 | 3644 } |
3645 } | |
3646 | |
3647 /* | |
3648 * Handle ":syntax on" command. | |
3649 */ | |
3650 static void | |
3651 syn_cmd_on(eap, syncing) | |
3652 exarg_T *eap; | |
1883 | 3653 int syncing UNUSED; |
7 | 3654 { |
3655 syn_cmd_onoff(eap, "syntax"); | |
3656 } | |
3657 | |
3658 /* | |
3659 * Handle ":syntax enable" command. | |
3660 */ | |
3661 static void | |
3662 syn_cmd_enable(eap, syncing) | |
3663 exarg_T *eap; | |
1883 | 3664 int syncing UNUSED; |
7 | 3665 { |
3666 set_internal_string_var((char_u *)"syntax_cmd", (char_u *)"enable"); | |
3667 syn_cmd_onoff(eap, "syntax"); | |
148 | 3668 do_unlet((char_u *)"g:syntax_cmd", TRUE); |
7 | 3669 } |
3670 | |
3671 /* | |
3672 * Handle ":syntax reset" command. | |
3673 */ | |
3674 static void | |
3675 syn_cmd_reset(eap, syncing) | |
3676 exarg_T *eap; | |
1883 | 3677 int syncing UNUSED; |
7 | 3678 { |
3679 eap->nextcmd = check_nextcmd(eap->arg); | |
3680 if (!eap->skip) | |
3681 { | |
3682 set_internal_string_var((char_u *)"syntax_cmd", (char_u *)"reset"); | |
3683 do_cmdline_cmd((char_u *)"runtime! syntax/syncolor.vim"); | |
148 | 3684 do_unlet((char_u *)"g:syntax_cmd", TRUE); |
7 | 3685 } |
3686 } | |
3687 | |
3688 /* | |
3689 * Handle ":syntax manual" command. | |
3690 */ | |
3691 static void | |
3692 syn_cmd_manual(eap, syncing) | |
3693 exarg_T *eap; | |
1883 | 3694 int syncing UNUSED; |
7 | 3695 { |
3696 syn_cmd_onoff(eap, "manual"); | |
3697 } | |
3698 | |
3699 /* | |
3700 * Handle ":syntax off" command. | |
3701 */ | |
3702 static void | |
3703 syn_cmd_off(eap, syncing) | |
3704 exarg_T *eap; | |
1883 | 3705 int syncing UNUSED; |
7 | 3706 { |
3707 syn_cmd_onoff(eap, "nosyntax"); | |
3708 } | |
3709 | |
3710 static void | |
3711 syn_cmd_onoff(eap, name) | |
3712 exarg_T *eap; | |
3713 char *name; | |
3714 { | |
3715 char_u buf[100]; | |
3716 | |
3717 eap->nextcmd = check_nextcmd(eap->arg); | |
3718 if (!eap->skip) | |
3719 { | |
3720 STRCPY(buf, "so "); | |
274 | 3721 vim_snprintf((char *)buf + 3, sizeof(buf) - 3, SYNTAX_FNAME, name); |
7 | 3722 do_cmdline_cmd(buf); |
3723 } | |
3724 } | |
3725 | |
3726 /* | |
3727 * Handle ":syntax [list]" command: list current syntax words. | |
3728 */ | |
3729 static void | |
3730 syn_cmd_list(eap, syncing) | |
3731 exarg_T *eap; | |
3732 int syncing; /* when TRUE: list syncing items */ | |
3733 { | |
3734 char_u *arg = eap->arg; | |
3735 int id; | |
3736 char_u *arg_end; | |
3737 | |
3738 eap->nextcmd = find_nextcmd(arg); | |
3739 if (eap->skip) | |
3740 return; | |
3741 | |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3742 if (!syntax_present(curwin)) |
7 | 3743 { |
3744 MSG(_("No Syntax items defined for this buffer")); | |
3745 return; | |
3746 } | |
3747 | |
3748 if (syncing) | |
3749 { | |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3750 if (curwin->w_s->b_syn_sync_flags & SF_CCOMMENT) |
7 | 3751 { |
3752 MSG_PUTS(_("syncing on C-style comments")); | |
3753 syn_lines_msg(); | |
3754 syn_match_msg(); | |
3755 return; | |
3756 } | |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3757 else if (!(curwin->w_s->b_syn_sync_flags & SF_MATCH)) |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3758 { |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3759 if (curwin->w_s->b_syn_sync_minlines == 0) |
7 | 3760 MSG_PUTS(_("no syncing")); |
3761 else | |
3762 { | |
3763 MSG_PUTS(_("syncing starts ")); | |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3764 msg_outnum(curwin->w_s->b_syn_sync_minlines); |
7 | 3765 MSG_PUTS(_(" lines before top line")); |
3766 syn_match_msg(); | |
3767 } | |
3768 return; | |
3769 } | |
3770 MSG_PUTS_TITLE(_("\n--- Syntax sync items ---")); | |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3771 if (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
|
3772 || 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
|
3773 || curwin->w_s->b_syn_sync_linebreaks > 0) |
7 | 3774 { |
3775 MSG_PUTS(_("\nsyncing on items")); | |
3776 syn_lines_msg(); | |
3777 syn_match_msg(); | |
3778 } | |
3779 } | |
3780 else | |
3781 MSG_PUTS_TITLE(_("\n--- Syntax items ---")); | |
3782 if (ends_excmd(*arg)) | |
3783 { | |
3784 /* | |
3785 * No argument: List all group IDs and all syntax clusters. | |
3786 */ | |
3787 for (id = 1; id <= highlight_ga.ga_len && !got_int; ++id) | |
3788 syn_list_one(id, syncing, FALSE); | |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3789 for (id = 0; id < curwin->w_s->b_syn_clusters.ga_len && !got_int; ++id) |
7 | 3790 syn_list_cluster(id); |
3791 } | |
3792 else | |
3793 { | |
3794 /* | |
3795 * List the group IDs and syntax clusters that are in the argument. | |
3796 */ | |
3797 while (!ends_excmd(*arg) && !got_int) | |
3798 { | |
3799 arg_end = skiptowhite(arg); | |
3800 if (*arg == '@') | |
3801 { | |
3802 id = syn_scl_namen2id(arg + 1, (int)(arg_end - arg - 1)); | |
3803 if (id == 0) | |
3804 EMSG2(_("E392: No such syntax cluster: %s"), arg); | |
3805 else | |
3806 syn_list_cluster(id - SYNID_CLUSTER); | |
3807 } | |
3808 else | |
3809 { | |
3810 id = syn_namen2id(arg, (int)(arg_end - arg)); | |
3811 if (id == 0) | |
3812 EMSG2(_(e_nogroup), arg); | |
3813 else | |
3814 syn_list_one(id, syncing, TRUE); | |
3815 } | |
3816 arg = skipwhite(arg_end); | |
3817 } | |
3818 } | |
3819 eap->nextcmd = check_nextcmd(arg); | |
3820 } | |
3821 | |
3822 static void | |
3823 syn_lines_msg() | |
3824 { | |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3825 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
|
3826 || curwin->w_s->b_syn_sync_minlines > 0) |
7 | 3827 { |
3828 MSG_PUTS("; "); | |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3829 if (curwin->w_s->b_syn_sync_minlines > 0) |
7 | 3830 { |
3831 MSG_PUTS(_("minimal ")); | |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3832 msg_outnum(curwin->w_s->b_syn_sync_minlines); |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3833 if (curwin->w_s->b_syn_sync_maxlines) |
7 | 3834 MSG_PUTS(", "); |
3835 } | |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3836 if (curwin->w_s->b_syn_sync_maxlines > 0) |
7 | 3837 { |
3838 MSG_PUTS(_("maximal ")); | |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3839 msg_outnum(curwin->w_s->b_syn_sync_maxlines); |
7 | 3840 } |
3841 MSG_PUTS(_(" lines before top line")); | |
3842 } | |
3843 } | |
3844 | |
3845 static void | |
3846 syn_match_msg() | |
3847 { | |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3848 if (curwin->w_s->b_syn_sync_linebreaks > 0) |
7 | 3849 { |
3850 MSG_PUTS(_("; match ")); | |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3851 msg_outnum(curwin->w_s->b_syn_sync_linebreaks); |
7 | 3852 MSG_PUTS(_(" line breaks")); |
3853 } | |
3854 } | |
3855 | |
3856 static int last_matchgroup; | |
3857 | |
3858 struct name_list | |
3859 { | |
3860 int flag; | |
3861 char *name; | |
3862 }; | |
3863 | |
3864 static void syn_list_flags __ARGS((struct name_list *nl, int flags, int attr)); | |
3865 | |
3866 /* | |
3867 * List one syntax item, for ":syntax" or "syntax list syntax_name". | |
3868 */ | |
3869 static void | |
3870 syn_list_one(id, syncing, link_only) | |
3871 int id; | |
3872 int syncing; /* when TRUE: list syncing items */ | |
3873 int link_only; /* when TRUE; list link-only too */ | |
3874 { | |
3875 int attr; | |
3876 int idx; | |
3877 int did_header = FALSE; | |
3878 synpat_T *spp; | |
3879 static struct name_list namelist1[] = | |
3880 { | |
3881 {HL_DISPLAY, "display"}, | |
3882 {HL_CONTAINED, "contained"}, | |
3883 {HL_ONELINE, "oneline"}, | |
3884 {HL_KEEPEND, "keepend"}, | |
3885 {HL_EXTEND, "extend"}, | |
3886 {HL_EXCLUDENL, "excludenl"}, | |
3887 {HL_TRANSP, "transparent"}, | |
3888 {HL_FOLD, "fold"}, | |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3889 #ifdef FEAT_CONCEAL |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3890 {HL_CONCEAL, "conceal"}, |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3891 {HL_CONCEALENDS, "concealends"}, |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3892 #endif |
7 | 3893 {0, NULL} |
3894 }; | |
3895 static struct name_list namelist2[] = | |
3896 { | |
3897 {HL_SKIPWHITE, "skipwhite"}, | |
3898 {HL_SKIPNL, "skipnl"}, | |
3899 {HL_SKIPEMPTY, "skipempty"}, | |
3900 {0, NULL} | |
3901 }; | |
3902 | |
3903 attr = hl_attr(HLF_D); /* highlight like directories */ | |
3904 | |
3905 /* list the keywords for "id" */ | |
3906 if (!syncing) | |
3907 { | |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3908 did_header = syn_list_keywords(id, &curwin->w_s->b_keywtab, FALSE, attr); |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3909 did_header = syn_list_keywords(id, &curwin->w_s->b_keywtab_ic, |
7 | 3910 did_header, attr); |
3911 } | |
3912 | |
3913 /* list the patterns for "id" */ | |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3914 for (idx = 0; idx < curwin->w_s->b_syn_patterns.ga_len && !got_int; ++idx) |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3915 { |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3916 spp = &(SYN_ITEMS(curwin->w_s)[idx]); |
7 | 3917 if (spp->sp_syn.id != id || spp->sp_syncing != syncing) |
3918 continue; | |
3919 | |
3920 (void)syn_list_header(did_header, 999, id); | |
3921 did_header = TRUE; | |
3922 last_matchgroup = 0; | |
3923 if (spp->sp_type == SPTYPE_MATCH) | |
3924 { | |
3925 put_pattern("match", ' ', spp, attr); | |
3926 msg_putchar(' '); | |
3927 } | |
3928 else if (spp->sp_type == SPTYPE_START) | |
3929 { | |
2250
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Add the conceal patch from Vince Negri.
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parents:
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diff
changeset
|
3930 while (SYN_ITEMS(curwin->w_s)[idx].sp_type == SPTYPE_START) |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3931 put_pattern("start", '=', &SYN_ITEMS(curwin->w_s)[idx++], attr); |
1bac28a53fae
Add the conceal patch from Vince Negri.
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parents:
2215
diff
changeset
|
3932 if (SYN_ITEMS(curwin->w_s)[idx].sp_type == SPTYPE_SKIP) |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3933 put_pattern("skip", '=', &SYN_ITEMS(curwin->w_s)[idx++], attr); |
1bac28a53fae
Add the conceal patch from Vince Negri.
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parents:
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diff
changeset
|
3934 while (idx < curwin->w_s->b_syn_patterns.ga_len |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
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diff
changeset
|
3935 && SYN_ITEMS(curwin->w_s)[idx].sp_type == SPTYPE_END) |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
3936 put_pattern("end", '=', &SYN_ITEMS(curwin->w_s)[idx++], attr); |
7 | 3937 --idx; |
3938 msg_putchar(' '); | |
3939 } | |
3940 syn_list_flags(namelist1, spp->sp_flags, attr); | |
3941 | |
3942 if (spp->sp_cont_list != NULL) | |
3943 put_id_list((char_u *)"contains", spp->sp_cont_list, attr); | |
3944 | |
3945 if (spp->sp_syn.cont_in_list != NULL) | |
3946 put_id_list((char_u *)"containedin", | |
3947 spp->sp_syn.cont_in_list, attr); | |
3948 | |
3949 if (spp->sp_next_list != NULL) | |
3950 { | |
3951 put_id_list((char_u *)"nextgroup", spp->sp_next_list, attr); | |
3952 syn_list_flags(namelist2, spp->sp_flags, attr); | |
3953 } | |
3954 if (spp->sp_flags & (HL_SYNC_HERE|HL_SYNC_THERE)) | |
3955 { | |
3956 if (spp->sp_flags & HL_SYNC_HERE) | |
3957 msg_puts_attr((char_u *)"grouphere", attr); | |
3958 else | |
3959 msg_puts_attr((char_u *)"groupthere", attr); | |
3960 msg_putchar(' '); | |
3961 if (spp->sp_sync_idx >= 0) | |
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changeset
|
3962 msg_outtrans(HL_TABLE()[SYN_ITEMS(curwin->w_s) |
7 | 3963 [spp->sp_sync_idx].sp_syn.id - 1].sg_name); |
3964 else | |
3965 MSG_PUTS("NONE"); | |
3966 msg_putchar(' '); | |
3967 } | |
3968 } | |
3969 | |
3970 /* list the link, if there is one */ | |
3971 if (HL_TABLE()[id - 1].sg_link && (did_header || link_only) && !got_int) | |
3972 { | |
3973 (void)syn_list_header(did_header, 999, id); | |
3974 msg_puts_attr((char_u *)"links to", attr); | |
3975 msg_putchar(' '); | |
3976 msg_outtrans(HL_TABLE()[HL_TABLE()[id - 1].sg_link - 1].sg_name); | |
3977 } | |
3978 } | |
3979 | |
3980 static void | |
3981 syn_list_flags(nl, flags, attr) | |
3982 struct name_list *nl; | |
3983 int flags; | |
3984 int attr; | |
3985 { | |
3986 int i; | |
3987 | |
3988 for (i = 0; nl[i].flag != 0; ++i) | |
3989 if (flags & nl[i].flag) | |
3990 { | |
3991 msg_puts_attr((char_u *)nl[i].name, attr); | |
3992 msg_putchar(' '); | |
3993 } | |
3994 } | |
3995 | |
3996 /* | |
3997 * List one syntax cluster, for ":syntax" or "syntax list syntax_name". | |
3998 */ | |
3999 static void | |
4000 syn_list_cluster(id) | |
4001 int id; | |
4002 { | |
4003 int endcol = 15; | |
4004 | |
4005 /* slight hack: roughly duplicate the guts of syn_list_header() */ | |
4006 msg_putchar('\n'); | |
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diff
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|
4007 msg_outtrans(SYN_CLSTR(curwin->w_s)[id].scl_name); |
7 | 4008 |
4009 if (msg_col >= endcol) /* output at least one space */ | |
4010 endcol = msg_col + 1; | |
4011 if (Columns <= endcol) /* avoid hang for tiny window */ | |
4012 endcol = Columns - 1; | |
4013 | |
4014 msg_advance(endcol); | |
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diff
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|
4015 if (SYN_CLSTR(curwin->w_s)[id].scl_list != NULL) |
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Add the conceal patch from Vince Negri.
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|
4016 { |
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|
4017 put_id_list((char_u *)"cluster", SYN_CLSTR(curwin->w_s)[id].scl_list, |
7 | 4018 hl_attr(HLF_D)); |
4019 } | |
4020 else | |
4021 { | |
4022 msg_puts_attr((char_u *)"cluster", hl_attr(HLF_D)); | |
4023 msg_puts((char_u *)"=NONE"); | |
4024 } | |
4025 } | |
4026 | |
4027 static void | |
4028 put_id_list(name, list, attr) | |
4029 char_u *name; | |
4030 short *list; | |
4031 int attr; | |
4032 { | |
4033 short *p; | |
4034 | |
4035 msg_puts_attr(name, attr); | |
4036 msg_putchar('='); | |
4037 for (p = list; *p; ++p) | |
4038 { | |
4039 if (*p >= SYNID_ALLBUT && *p < SYNID_TOP) | |
4040 { | |
4041 if (p[1]) | |
4042 MSG_PUTS("ALLBUT"); | |
4043 else | |
4044 MSG_PUTS("ALL"); | |
4045 } | |
4046 else if (*p >= SYNID_TOP && *p < SYNID_CONTAINED) | |
4047 { | |
4048 MSG_PUTS("TOP"); | |
4049 } | |
4050 else if (*p >= SYNID_CONTAINED && *p < SYNID_CLUSTER) | |
4051 { | |
4052 MSG_PUTS("CONTAINED"); | |
4053 } | |
4054 else if (*p >= SYNID_CLUSTER) | |
4055 { | |
4056 short scl_id = *p - SYNID_CLUSTER; | |
4057 | |
4058 msg_putchar('@'); | |
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diff
changeset
|
4059 msg_outtrans(SYN_CLSTR(curwin->w_s)[scl_id].scl_name); |
7 | 4060 } |
4061 else | |
4062 msg_outtrans(HL_TABLE()[*p - 1].sg_name); | |
4063 if (p[1]) | |
4064 msg_putchar(','); | |
4065 } | |
4066 msg_putchar(' '); | |
4067 } | |
4068 | |
4069 static void | |
4070 put_pattern(s, c, spp, attr) | |
4071 char *s; | |
4072 int c; | |
4073 synpat_T *spp; | |
4074 int attr; | |
4075 { | |
4076 long n; | |
4077 int mask; | |
4078 int first; | |
4079 static char *sepchars = "/+=-#@\"|'^&"; | |
4080 int i; | |
4081 | |
4082 /* May have to write "matchgroup=group" */ | |
4083 if (last_matchgroup != spp->sp_syn_match_id) | |
4084 { | |
4085 last_matchgroup = spp->sp_syn_match_id; | |
4086 msg_puts_attr((char_u *)"matchgroup", attr); | |
4087 msg_putchar('='); | |
4088 if (last_matchgroup == 0) | |
4089 msg_outtrans((char_u *)"NONE"); | |
4090 else | |
4091 msg_outtrans(HL_TABLE()[last_matchgroup - 1].sg_name); | |
4092 msg_putchar(' '); | |
4093 } | |
4094 | |
4095 /* output the name of the pattern and an '=' or ' ' */ | |
4096 msg_puts_attr((char_u *)s, attr); | |
4097 msg_putchar(c); | |
4098 | |
4099 /* output the pattern, in between a char that is not in the pattern */ | |
4100 for (i = 0; vim_strchr(spp->sp_pattern, sepchars[i]) != NULL; ) | |
4101 if (sepchars[++i] == NUL) | |
4102 { | |
4103 i = 0; /* no good char found, just use the first one */ | |
4104 break; | |
4105 } | |
4106 msg_putchar(sepchars[i]); | |
4107 msg_outtrans(spp->sp_pattern); | |
4108 msg_putchar(sepchars[i]); | |
4109 | |
4110 /* output any pattern options */ | |
4111 first = TRUE; | |
4112 for (i = 0; i < SPO_COUNT; ++i) | |
4113 { | |
4114 mask = (1 << i); | |
4115 if (spp->sp_off_flags & (mask + (mask << SPO_COUNT))) | |
4116 { | |
4117 if (!first) | |
4118 msg_putchar(','); /* separate with commas */ | |
4119 msg_puts((char_u *)spo_name_tab[i]); | |
4120 n = spp->sp_offsets[i]; | |
4121 if (i != SPO_LC_OFF) | |
4122 { | |
4123 if (spp->sp_off_flags & mask) | |
4124 msg_putchar('s'); | |
4125 else | |
4126 msg_putchar('e'); | |
4127 if (n > 0) | |
4128 msg_putchar('+'); | |
4129 } | |
4130 if (n || i == SPO_LC_OFF) | |
4131 msg_outnum(n); | |
4132 first = FALSE; | |
4133 } | |
4134 } | |
4135 msg_putchar(' '); | |
4136 } | |
4137 | |
4138 /* | |
4139 * List or clear the keywords for one syntax group. | |
4140 * Return TRUE if the header has been printed. | |
4141 */ | |
4142 static int | |
134 | 4143 syn_list_keywords(id, ht, did_header, attr) |
7 | 4144 int id; |
134 | 4145 hashtab_T *ht; |
7 | 4146 int did_header; /* header has already been printed */ |
4147 int attr; | |
4148 { | |
4149 int outlen; | |
134 | 4150 hashitem_T *hi; |
4151 keyentry_T *kp; | |
4152 int todo; | |
7 | 4153 int prev_contained = 0; |
4154 short *prev_next_list = NULL; | |
4155 short *prev_cont_in_list = NULL; | |
4156 int prev_skipnl = 0; | |
4157 int prev_skipwhite = 0; | |
4158 int prev_skipempty = 0; | |
4159 | |
4160 /* | |
4161 * Unfortunately, this list of keywords is not sorted on alphabet but on | |
4162 * hash value... | |
4163 */ | |
835 | 4164 todo = (int)ht->ht_used; |
134 | 4165 for (hi = ht->ht_array; todo > 0 && !got_int; ++hi) |
4166 { | |
4167 if (!HASHITEM_EMPTY(hi)) | |
4168 { | |
4169 --todo; | |
4170 for (kp = HI2KE(hi); kp != NULL && !got_int; kp = kp->ke_next) | |
7 | 4171 { |
134 | 4172 if (kp->k_syn.id == id) |
7 | 4173 { |
134 | 4174 if (prev_contained != (kp->flags & HL_CONTAINED) |
4175 || prev_skipnl != (kp->flags & HL_SKIPNL) | |
4176 || prev_skipwhite != (kp->flags & HL_SKIPWHITE) | |
4177 || prev_skipempty != (kp->flags & HL_SKIPEMPTY) | |
4178 || prev_cont_in_list != kp->k_syn.cont_in_list | |
4179 || prev_next_list != kp->next_list) | |
4180 outlen = 9999; | |
4181 else | |
4182 outlen = (int)STRLEN(kp->keyword); | |
4183 /* output "contained" and "nextgroup" on each line */ | |
4184 if (syn_list_header(did_header, outlen, id)) | |
4185 { | |
4186 prev_contained = 0; | |
4187 prev_next_list = NULL; | |
4188 prev_cont_in_list = NULL; | |
4189 prev_skipnl = 0; | |
4190 prev_skipwhite = 0; | |
4191 prev_skipempty = 0; | |
4192 } | |
4193 did_header = TRUE; | |
4194 if (prev_contained != (kp->flags & HL_CONTAINED)) | |
4195 { | |
4196 msg_puts_attr((char_u *)"contained", attr); | |
4197 msg_putchar(' '); | |
4198 prev_contained = (kp->flags & HL_CONTAINED); | |
4199 } | |
4200 if (kp->k_syn.cont_in_list != prev_cont_in_list) | |
4201 { | |
4202 put_id_list((char_u *)"containedin", | |
4203 kp->k_syn.cont_in_list, attr); | |
4204 msg_putchar(' '); | |
4205 prev_cont_in_list = kp->k_syn.cont_in_list; | |
4206 } | |
4207 if (kp->next_list != prev_next_list) | |
4208 { | |
4209 put_id_list((char_u *)"nextgroup", kp->next_list, attr); | |
4210 msg_putchar(' '); | |
4211 prev_next_list = kp->next_list; | |
4212 if (kp->flags & HL_SKIPNL) | |
4213 { | |
4214 msg_puts_attr((char_u *)"skipnl", attr); | |
4215 msg_putchar(' '); | |
4216 prev_skipnl = (kp->flags & HL_SKIPNL); | |
4217 } | |
4218 if (kp->flags & HL_SKIPWHITE) | |
4219 { | |
4220 msg_puts_attr((char_u *)"skipwhite", attr); | |
4221 msg_putchar(' '); | |
4222 prev_skipwhite = (kp->flags & HL_SKIPWHITE); | |
4223 } | |
4224 if (kp->flags & HL_SKIPEMPTY) | |
4225 { | |
4226 msg_puts_attr((char_u *)"skipempty", attr); | |
4227 msg_putchar(' '); | |
4228 prev_skipempty = (kp->flags & HL_SKIPEMPTY); | |
4229 } | |
4230 } | |
4231 msg_outtrans(kp->keyword); | |
7 | 4232 } |
4233 } | |
4234 } | |
4235 } | |
4236 | |
4237 return did_header; | |
4238 } | |
4239 | |
4240 static void | |
134 | 4241 syn_clear_keyword(id, ht) |
7 | 4242 int id; |
134 | 4243 hashtab_T *ht; |
4244 { | |
4245 hashitem_T *hi; | |
4246 keyentry_T *kp; | |
4247 keyentry_T *kp_prev; | |
4248 keyentry_T *kp_next; | |
4249 int todo; | |
4250 | |
4251 hash_lock(ht); | |
835 | 4252 todo = (int)ht->ht_used; |
134 | 4253 for (hi = ht->ht_array; todo > 0; ++hi) |
4254 { | |
4255 if (!HASHITEM_EMPTY(hi)) | |
4256 { | |
4257 --todo; | |
4258 kp_prev = NULL; | |
4259 for (kp = HI2KE(hi); kp != NULL; ) | |
7 | 4260 { |
134 | 4261 if (kp->k_syn.id == id) |
4262 { | |
4263 kp_next = kp->ke_next; | |
4264 if (kp_prev == NULL) | |
4265 { | |
4266 if (kp_next == NULL) | |
4267 hash_remove(ht, hi); | |
4268 else | |
4269 hi->hi_key = KE2HIKEY(kp_next); | |
4270 } | |
4271 else | |
4272 kp_prev->ke_next = kp_next; | |
4273 vim_free(kp->next_list); | |
4274 vim_free(kp->k_syn.cont_in_list); | |
4275 vim_free(kp); | |
4276 kp = kp_next; | |
4277 } | |
7 | 4278 else |
134 | 4279 { |
4280 kp_prev = kp; | |
4281 kp = kp->ke_next; | |
4282 } | |
7 | 4283 } |
134 | 4284 } |
4285 } | |
4286 hash_unlock(ht); | |
4287 } | |
4288 | |
4289 /* | |
4290 * Clear a whole keyword table. | |
7 | 4291 */ |
4292 static void | |
134 | 4293 clear_keywtab(ht) |
4294 hashtab_T *ht; | |
4295 { | |
4296 hashitem_T *hi; | |
4297 int todo; | |
4298 keyentry_T *kp; | |
4299 keyentry_T *kp_next; | |
4300 | |
835 | 4301 todo = (int)ht->ht_used; |
134 | 4302 for (hi = ht->ht_array; todo > 0; ++hi) |
4303 { | |
4304 if (!HASHITEM_EMPTY(hi)) | |
4305 { | |
4306 --todo; | |
4307 for (kp = HI2KE(hi); kp != NULL; kp = kp_next) | |
7 | 4308 { |
134 | 4309 kp_next = kp->ke_next; |
4310 vim_free(kp->next_list); | |
4311 vim_free(kp->k_syn.cont_in_list); | |
4312 vim_free(kp); | |
7 | 4313 } |
134 | 4314 } |
4315 } | |
4316 hash_clear(ht); | |
4317 hash_init(ht); | |
7 | 4318 } |
4319 | |
4320 /* | |
4321 * Add a keyword to the list of keywords. | |
4322 */ | |
4323 static void | |
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diff
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|
4324 add_keyword(name, id, flags, cont_in_list, next_list, conceal_char) |
7 | 4325 char_u *name; /* name of keyword */ |
4326 int id; /* group ID for this keyword */ | |
4327 int flags; /* flags for this keyword */ | |
4328 short *cont_in_list; /* containedin for this keyword */ | |
4329 short *next_list; /* nextgroup for this keyword */ | |
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diff
changeset
|
4330 int conceal_char; |
7 | 4331 { |
134 | 4332 keyentry_T *kp; |
4333 hashtab_T *ht; | |
4334 hashitem_T *hi; | |
154 | 4335 char_u *name_ic; |
134 | 4336 long_u hash; |
154 | 4337 char_u name_folded[MAXKEYWLEN + 1]; |
7 | 4338 |
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diff
changeset
|
4339 if (curwin->w_s->b_syn_ic) |
154 | 4340 name_ic = str_foldcase(name, (int)STRLEN(name), |
4341 name_folded, MAXKEYWLEN + 1); | |
4342 else | |
4343 name_ic = name; | |
134 | 4344 kp = (keyentry_T *)alloc((int)(sizeof(keyentry_T) + STRLEN(name_ic))); |
4345 if (kp == NULL) | |
4346 return; | |
4347 STRCPY(kp->keyword, name_ic); | |
4348 kp->k_syn.id = id; | |
4349 kp->k_syn.inc_tag = current_syn_inc_tag; | |
4350 kp->flags = flags; | |
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|
4351 kp->k_char = conceal_char; |
134 | 4352 kp->k_syn.cont_in_list = copy_id_list(cont_in_list); |
4353 if (cont_in_list != NULL) | |
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|
4354 curwin->w_s->b_syn_containedin = TRUE; |
134 | 4355 kp->next_list = copy_id_list(next_list); |
4356 | |
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parents:
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diff
changeset
|
4357 if (curwin->w_s->b_syn_ic) |
1bac28a53fae
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parents:
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diff
changeset
|
4358 ht = &curwin->w_s->b_keywtab_ic; |
7 | 4359 else |
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parents:
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diff
changeset
|
4360 ht = &curwin->w_s->b_keywtab; |
134 | 4361 |
4362 hash = hash_hash(kp->keyword); | |
4363 hi = hash_lookup(ht, kp->keyword, hash); | |
4364 if (HASHITEM_EMPTY(hi)) | |
4365 { | |
4366 /* new keyword, add to hashtable */ | |
4367 kp->ke_next = NULL; | |
4368 hash_add_item(ht, hi, kp->keyword, hash); | |
4369 } | |
4370 else | |
4371 { | |
4372 /* keyword already exists, prepend to list */ | |
4373 kp->ke_next = HI2KE(hi); | |
4374 hi->hi_key = KE2HIKEY(kp); | |
4375 } | |
7 | 4376 } |
4377 | |
4378 /* | |
4379 * Get the start and end of the group name argument. | |
4380 * Return a pointer to the first argument. | |
4381 * Return NULL if the end of the command was found instead of further args. | |
4382 */ | |
4383 static char_u * | |
4384 get_group_name(arg, name_end) | |
4385 char_u *arg; /* start of the argument */ | |
4386 char_u **name_end; /* pointer to end of the name */ | |
4387 { | |
4388 char_u *rest; | |
4389 | |
4390 *name_end = skiptowhite(arg); | |
4391 rest = skipwhite(*name_end); | |
4392 | |
4393 /* | |
4394 * Check if there are enough arguments. The first argument may be a | |
4395 * pattern, where '|' is allowed, so only check for NUL. | |
4396 */ | |
4397 if (ends_excmd(*arg) || *rest == NUL) | |
4398 return NULL; | |
4399 return rest; | |
4400 } | |
4401 | |
4402 /* | |
4403 * Check for syntax command option arguments. | |
4404 * This can be called at any place in the list of arguments, and just picks | |
4405 * out the arguments that are known. Can be called several times in a row to | |
4406 * collect all options in between other arguments. | |
4407 * Return a pointer to the next argument (which isn't an option). | |
4408 * Return NULL for any error; | |
4409 */ | |
4410 static char_u * | |
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diff
changeset
|
4411 get_syn_options(arg, opt, conceal_char) |
154 | 4412 char_u *arg; /* next argument to be checked */ |
4413 syn_opt_arg_T *opt; /* various things */ | |
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changeset
|
4414 int *conceal_char UNUSED; |
154 | 4415 { |
7 | 4416 char_u *gname_start, *gname; |
4417 int syn_id; | |
4418 int len; | |
154 | 4419 char *p; |
7 | 4420 int i; |
4421 int fidx; | |
4422 static struct flag | |
4423 { | |
4424 char *name; | |
154 | 4425 int argtype; |
4426 int flags; | |
4427 } flagtab[] = { {"cCoOnNtTaAiInNeEdD", 0, HL_CONTAINED}, | |
4428 {"oOnNeElLiInNeE", 0, HL_ONELINE}, | |
4429 {"kKeEeEpPeEnNdD", 0, HL_KEEPEND}, | |
4430 {"eExXtTeEnNdD", 0, HL_EXTEND}, | |
4431 {"eExXcClLuUdDeEnNlL", 0, HL_EXCLUDENL}, | |
4432 {"tTrRaAnNsSpPaArReEnNtT", 0, HL_TRANSP}, | |
4433 {"sSkKiIpPnNlL", 0, HL_SKIPNL}, | |
4434 {"sSkKiIpPwWhHiItTeE", 0, HL_SKIPWHITE}, | |
4435 {"sSkKiIpPeEmMpPtTyY", 0, HL_SKIPEMPTY}, | |
4436 {"gGrRoOuUpPhHeErReE", 0, HL_SYNC_HERE}, | |
4437 {"gGrRoOuUpPtThHeErReE", 0, HL_SYNC_THERE}, | |
4438 {"dDiIsSpPlLaAyY", 0, HL_DISPLAY}, | |
4439 {"fFoOlLdD", 0, HL_FOLD}, | |
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parents:
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changeset
|
4440 {"cCoOnNcCeEaAlL", 0, HL_CONCEAL}, |
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parents:
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diff
changeset
|
4441 {"cCoOnNcCeEaAlLeEnNdDsS", 0, HL_CONCEALENDS}, |
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|
4442 {"cCcChHaArR", 11, 0}, |
154 | 4443 {"cCoOnNtTaAiInNsS", 1, 0}, |
4444 {"cCoOnNtTaAiInNeEdDiInN", 2, 0}, | |
4445 {"nNeExXtTgGrRoOuUpP", 3, 0}, | |
7 | 4446 }; |
154 | 4447 static char *first_letters = "cCoOkKeEtTsSgGdDfFnN"; |
7 | 4448 |
4449 if (arg == NULL) /* already detected error */ | |
4450 return NULL; | |
4451 | |
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|
4452 #ifdef FEAT_CONCEAL |
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4453 if (curwin->w_s->b_syn_conceal) |
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parents:
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changeset
|
4454 opt->flags |= HL_CONCEAL; |
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changeset
|
4455 #endif |
1bac28a53fae
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|
4456 |
7 | 4457 for (;;) |
4458 { | |
154 | 4459 /* |
4460 * This is used very often when a large number of keywords is defined. | |
4461 * Need to skip quickly when no option name is found. | |
4462 * Also avoid tolower(), it's slow. | |
4463 */ | |
4464 if (strchr(first_letters, *arg) == NULL) | |
4465 break; | |
7 | 4466 |
4467 for (fidx = sizeof(flagtab) / sizeof(struct flag); --fidx >= 0; ) | |
4468 { | |
154 | 4469 p = flagtab[fidx].name; |
4470 for (i = 0, len = 0; p[i] != NUL; i += 2, ++len) | |
4471 if (arg[len] != p[i] && arg[len] != p[i + 1]) | |
4472 break; | |
4473 if (p[i] == NUL && (vim_iswhite(arg[len]) | |
4474 || (flagtab[fidx].argtype > 0 | |
4475 ? arg[len] == '=' | |
4476 : ends_excmd(arg[len])))) | |
7 | 4477 { |
154 | 4478 if (opt->keyword |
4479 && (flagtab[fidx].flags == HL_DISPLAY | |
4480 || flagtab[fidx].flags == HL_FOLD | |
4481 || flagtab[fidx].flags == HL_EXTEND)) | |
7 | 4482 /* treat "display", "fold" and "extend" as a keyword */ |
4483 fidx = -1; | |
4484 break; | |
4485 } | |
4486 } | |
154 | 4487 if (fidx < 0) /* no match found */ |
4488 break; | |
4489 | |
4490 if (flagtab[fidx].argtype == 1) | |
4491 { | |
4492 if (!opt->has_cont_list) | |
7 | 4493 { |
4494 EMSG(_("E395: contains argument not accepted here")); | |
4495 return NULL; | |
4496 } | |
154 | 4497 if (get_id_list(&arg, 8, &opt->cont_list) == FAIL) |
7 | 4498 return NULL; |
4499 } | |
154 | 4500 else if (flagtab[fidx].argtype == 2) |
4501 { | |
4502 #if 0 /* cannot happen */ | |
4503 if (opt->cont_in_list == NULL) | |
7 | 4504 { |
4505 EMSG(_("E396: containedin argument not accepted here")); | |
4506 return NULL; | |
4507 } | |
154 | 4508 #endif |
4509 if (get_id_list(&arg, 11, &opt->cont_in_list) == FAIL) | |
7 | 4510 return NULL; |
4511 } | |
154 | 4512 else if (flagtab[fidx].argtype == 3) |
4513 { | |
4514 if (get_id_list(&arg, 9, &opt->next_list) == FAIL) | |
7 | 4515 return NULL; |
4516 } | |
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4517 else if (flagtab[fidx].argtype == 11 && arg[5] == '=') |
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Add the conceal patch from Vince Negri.
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|
4518 { |
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4519 #ifdef FEAT_MBYTE |
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4520 /* cchar=? */ |
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4521 if (has_mbyte) |
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4522 { |
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4523 # ifdef FEAT_CONCEAL |
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4524 *conceal_char = mb_ptr2char(arg + 6); |
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4525 # endif |
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4526 arg += mb_ptr2len(arg + 6) - 1; |
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4527 } |
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Add the conceal patch from Vince Negri.
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4528 else |
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4529 #endif |
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4530 { |
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4531 #ifdef FEAT_CONCEAL |
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4532 *conceal_char = arg[6]; |
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4533 #else |
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4534 ; |
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4535 #endif |
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4536 } |
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4537 arg = skipwhite(arg + 7); |
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|
4538 } |
7 | 4539 else |
154 | 4540 { |
4541 opt->flags |= flagtab[fidx].flags; | |
4542 arg = skipwhite(arg + len); | |
4543 | |
4544 if (flagtab[fidx].flags == HL_SYNC_HERE | |
4545 || flagtab[fidx].flags == HL_SYNC_THERE) | |
4546 { | |
4547 if (opt->sync_idx == NULL) | |
4548 { | |
4549 EMSG(_("E393: group[t]here not accepted here")); | |
4550 return NULL; | |
4551 } | |
4552 gname_start = arg; | |
4553 arg = skiptowhite(arg); | |
4554 if (gname_start == arg) | |
4555 return NULL; | |
4556 gname = vim_strnsave(gname_start, (int)(arg - gname_start)); | |
4557 if (gname == NULL) | |
4558 return NULL; | |
4559 if (STRCMP(gname, "NONE") == 0) | |
4560 *opt->sync_idx = NONE_IDX; | |
4561 else | |
4562 { | |
4563 syn_id = syn_name2id(gname); | |
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4564 for (i = curwin->w_s->b_syn_patterns.ga_len; --i >= 0; ) |
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4565 if (SYN_ITEMS(curwin->w_s)[i].sp_syn.id == syn_id |
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|
4566 && SYN_ITEMS(curwin->w_s)[i].sp_type == SPTYPE_START) |
154 | 4567 { |
4568 *opt->sync_idx = i; | |
4569 break; | |
4570 } | |
4571 if (i < 0) | |
4572 { | |
4573 EMSG2(_("E394: Didn't find region item for %s"), gname); | |
4574 vim_free(gname); | |
4575 return NULL; | |
4576 } | |
4577 } | |
4578 | |
4579 vim_free(gname); | |
4580 arg = skipwhite(arg); | |
4581 } | |
4582 #ifdef FEAT_FOLDING | |
4583 else if (flagtab[fidx].flags == HL_FOLD | |
4584 && foldmethodIsSyntax(curwin)) | |
4585 /* Need to update folds later. */ | |
4586 foldUpdateAll(curwin); | |
4587 #endif | |
4588 } | |
4589 } | |
7 | 4590 |
4591 return arg; | |
4592 } | |
4593 | |
4594 /* | |
4595 * Adjustments to syntax item when declared in a ":syn include"'d file. | |
4596 * Set the contained flag, and if the item is not already contained, add it | |
4597 * to the specified top-level group, if any. | |
4598 */ | |
4599 static void | |
4600 syn_incl_toplevel(id, flagsp) | |
4601 int id; | |
4602 int *flagsp; | |
4603 { | |
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4604 if ((*flagsp & HL_CONTAINED) || curwin->w_s->b_syn_topgrp == 0) |
7 | 4605 return; |
4606 *flagsp |= HL_CONTAINED; | |
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4607 if (curwin->w_s->b_syn_topgrp >= SYNID_CLUSTER) |
7 | 4608 { |
4609 /* We have to alloc this, because syn_combine_list() will free it. */ | |
4610 short *grp_list = (short *)alloc((unsigned)(2 * sizeof(short))); | |
2250
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|
4611 int tlg_id = curwin->w_s->b_syn_topgrp - SYNID_CLUSTER; |
7 | 4612 |
4613 if (grp_list != NULL) | |
4614 { | |
4615 grp_list[0] = id; | |
4616 grp_list[1] = 0; | |
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4617 syn_combine_list(&SYN_CLSTR(curwin->w_s)[tlg_id].scl_list, &grp_list, |
7 | 4618 CLUSTER_ADD); |
4619 } | |
4620 } | |
4621 } | |
4622 | |
4623 /* | |
4624 * Handle ":syntax include [@{group-name}] filename" command. | |
4625 */ | |
4626 static void | |
4627 syn_cmd_include(eap, syncing) | |
4628 exarg_T *eap; | |
1883 | 4629 int syncing UNUSED; |
7 | 4630 { |
4631 char_u *arg = eap->arg; | |
4632 int sgl_id = 1; | |
4633 char_u *group_name_end; | |
4634 char_u *rest; | |
4635 char_u *errormsg = NULL; | |
4636 int prev_toplvl_grp; | |
4637 int prev_syn_inc_tag; | |
4638 int source = FALSE; | |
4639 | |
4640 eap->nextcmd = find_nextcmd(arg); | |
4641 if (eap->skip) | |
4642 return; | |
4643 | |
4644 if (arg[0] == '@') | |
4645 { | |
4646 ++arg; | |
4647 rest = get_group_name(arg, &group_name_end); | |
4648 if (rest == NULL) | |
4649 { | |
4650 EMSG((char_u *)_("E397: Filename required")); | |
4651 return; | |
4652 } | |
4653 sgl_id = syn_check_cluster(arg, (int)(group_name_end - arg)); | |
4654 /* separate_nextcmd() and expand_filename() depend on this */ | |
4655 eap->arg = rest; | |
4656 } | |
4657 | |
4658 /* | |
4659 * Everything that's left, up to the next command, should be the | |
4660 * filename to include. | |
4661 */ | |
4662 eap->argt |= (XFILE | NOSPC); | |
4663 separate_nextcmd(eap); | |
4664 if (*eap->arg == '<' || *eap->arg == '$' || mch_isFullName(eap->arg)) | |
4665 { | |
4666 /* For an absolute path, "$VIM/..." or "<sfile>.." we ":source" the | |
4667 * file. Need to expand the file name first. In other cases | |
4668 * ":runtime!" is used. */ | |
4669 source = TRUE; | |
4670 if (expand_filename(eap, syn_cmdlinep, &errormsg) == FAIL) | |
4671 { | |
4672 if (errormsg != NULL) | |
4673 EMSG(errormsg); | |
4674 return; | |
4675 } | |
4676 } | |
4677 | |
4678 /* | |
4679 * Save and restore the existing top-level grouplist id and ":syn | |
4680 * include" tag around the actual inclusion. | |
4681 */ | |
4682 prev_syn_inc_tag = current_syn_inc_tag; | |
4683 current_syn_inc_tag = ++running_syn_inc_tag; | |
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|
4684 prev_toplvl_grp = curwin->w_s->b_syn_topgrp; |
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|
4685 curwin->w_s->b_syn_topgrp = sgl_id; |
1299 | 4686 if (source ? do_source(eap->arg, FALSE, DOSO_NONE) == FAIL |
4687 : source_runtime(eap->arg, TRUE) == FAIL) | |
7 | 4688 EMSG2(_(e_notopen), eap->arg); |
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Add the conceal patch from Vince Negri.
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|
4689 curwin->w_s->b_syn_topgrp = prev_toplvl_grp; |
7 | 4690 current_syn_inc_tag = prev_syn_inc_tag; |
4691 } | |
4692 | |
4693 /* | |
4694 * Handle ":syntax keyword {group-name} [{option}] keyword .." command. | |
4695 */ | |
4696 static void | |
4697 syn_cmd_keyword(eap, syncing) | |
4698 exarg_T *eap; | |
1883 | 4699 int syncing UNUSED; |
7 | 4700 { |
4701 char_u *arg = eap->arg; | |
4702 char_u *group_name_end; | |
4703 int syn_id; | |
4704 char_u *rest; | |
4705 char_u *keyword_copy; | |
4706 char_u *p; | |
154 | 4707 char_u *kw; |
4708 syn_opt_arg_T syn_opt_arg; | |
4709 int cnt; | |
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Add the conceal patch from Vince Negri.
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|
4710 int conceal_char = NUL; |
7 | 4711 |
4712 rest = get_group_name(arg, &group_name_end); | |
4713 | |
4714 if (rest != NULL) | |
4715 { | |
4716 syn_id = syn_check_group(arg, (int)(group_name_end - arg)); | |
4717 | |
4718 /* allocate a buffer, for removing the backslashes in the keyword */ | |
4719 keyword_copy = alloc((unsigned)STRLEN(rest) + 1); | |
4720 if (keyword_copy != NULL) | |
4721 { | |
154 | 4722 syn_opt_arg.flags = 0; |
4723 syn_opt_arg.keyword = TRUE; | |
4724 syn_opt_arg.sync_idx = NULL; | |
4725 syn_opt_arg.has_cont_list = FALSE; | |
4726 syn_opt_arg.cont_in_list = NULL; | |
4727 syn_opt_arg.next_list = NULL; | |
4728 | |
7 | 4729 /* |
4730 * The options given apply to ALL keywords, so all options must be | |
4731 * found before keywords can be created. | |
154 | 4732 * 1: collect the options and copy the keywords to keyword_copy. |
7 | 4733 */ |
154 | 4734 cnt = 0; |
4735 p = keyword_copy; | |
4736 for ( ; rest != NULL && !ends_excmd(*rest); rest = skipwhite(rest)) | |
7 | 4737 { |
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Add the conceal patch from Vince Negri.
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changeset
|
4738 rest = get_syn_options(rest, &syn_opt_arg, &conceal_char); |
154 | 4739 if (rest == NULL || ends_excmd(*rest)) |
4740 break; | |
4741 /* Copy the keyword, removing backslashes, and add a NUL. */ | |
4742 while (*rest != NUL && !vim_iswhite(*rest)) | |
4743 { | |
4744 if (*rest == '\\' && rest[1] != NUL) | |
4745 ++rest; | |
4746 *p++ = *rest++; | |
4747 } | |
4748 *p++ = NUL; | |
4749 ++cnt; | |
4750 } | |
4751 | |
4752 if (!eap->skip) | |
4753 { | |
4754 /* Adjust flags for use of ":syn include". */ | |
4755 syn_incl_toplevel(syn_id, &syn_opt_arg.flags); | |
4756 | |
7 | 4757 /* |
154 | 4758 * 2: Add an entry for each keyword. |
7 | 4759 */ |
154 | 4760 for (kw = keyword_copy; --cnt >= 0; kw += STRLEN(kw) + 1) |
7 | 4761 { |
154 | 4762 for (p = vim_strchr(kw, '['); ; ) |
7 | 4763 { |
154 | 4764 if (p != NULL) |
4765 *p = NUL; | |
4766 add_keyword(kw, syn_id, syn_opt_arg.flags, | |
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|
4767 syn_opt_arg.cont_in_list, |
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|
4768 syn_opt_arg.next_list, conceal_char); |
168 | 4769 if (p == NULL) |
4770 break; | |
4771 if (p[1] == NUL) | |
4772 { | |
838 | 4773 EMSG2(_("E789: Missing ']': %s"), kw); |
168 | 4774 kw = p + 2; /* skip over the NUL */ |
154 | 4775 break; |
168 | 4776 } |
4777 if (p[1] == ']') | |
4778 { | |
4779 kw = p + 1; /* skip over the "]" */ | |
4780 break; | |
4781 } | |
154 | 4782 #ifdef FEAT_MBYTE |
4783 if (has_mbyte) | |
7 | 4784 { |
474 | 4785 int l = (*mb_ptr2len)(p + 1); |
154 | 4786 |
4787 mch_memmove(p, p + 1, l); | |
4788 p += l; | |
4789 } | |
4790 else | |
7 | 4791 #endif |
154 | 4792 { |
4793 p[0] = p[1]; | |
4794 ++p; | |
7 | 4795 } |
4796 } | |
4797 } | |
4798 } | |
154 | 4799 |
7 | 4800 vim_free(keyword_copy); |
168 | 4801 vim_free(syn_opt_arg.cont_in_list); |
4802 vim_free(syn_opt_arg.next_list); | |
7 | 4803 } |
4804 } | |
4805 | |
4806 if (rest != NULL) | |
4807 eap->nextcmd = check_nextcmd(rest); | |
4808 else | |
4809 EMSG2(_(e_invarg2), arg); | |
4810 | |
745 | 4811 redraw_curbuf_later(SOME_VALID); |
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4812 syn_stack_free_all(curwin->w_s); /* Need to recompute all syntax. */ |
7 | 4813 } |
4814 | |
4815 /* | |
4816 * Handle ":syntax match {name} [{options}] {pattern} [{options}]". | |
4817 * | |
4818 * Also ":syntax sync match {name} [[grouphere | groupthere] {group-name}] .." | |
4819 */ | |
4820 static void | |
4821 syn_cmd_match(eap, syncing) | |
4822 exarg_T *eap; | |
4823 int syncing; /* TRUE for ":syntax sync match .. " */ | |
4824 { | |
4825 char_u *arg = eap->arg; | |
4826 char_u *group_name_end; | |
4827 char_u *rest; | |
4828 synpat_T item; /* the item found in the line */ | |
4829 int syn_id; | |
4830 int idx; | |
154 | 4831 syn_opt_arg_T syn_opt_arg; |
7 | 4832 int sync_idx = 0; |
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4833 int conceal_char = NUL; |
7 | 4834 |
4835 /* Isolate the group name, check for validity */ | |
4836 rest = get_group_name(arg, &group_name_end); | |
4837 | |
4838 /* Get options before the pattern */ | |
154 | 4839 syn_opt_arg.flags = 0; |
4840 syn_opt_arg.keyword = FALSE; | |
4841 syn_opt_arg.sync_idx = syncing ? &sync_idx : NULL; | |
4842 syn_opt_arg.has_cont_list = TRUE; | |
4843 syn_opt_arg.cont_list = NULL; | |
4844 syn_opt_arg.cont_in_list = NULL; | |
4845 syn_opt_arg.next_list = NULL; | |
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4846 rest = get_syn_options(rest, &syn_opt_arg, &conceal_char); |
7 | 4847 |
4848 /* get the pattern. */ | |
4849 init_syn_patterns(); | |
4850 vim_memset(&item, 0, sizeof(item)); | |
4851 rest = get_syn_pattern(rest, &item); | |
154 | 4852 if (vim_regcomp_had_eol() && !(syn_opt_arg.flags & HL_EXCLUDENL)) |
4853 syn_opt_arg.flags |= HL_HAS_EOL; | |
7 | 4854 |
4855 /* Get options after the pattern */ | |
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4856 rest = get_syn_options(rest, &syn_opt_arg, &conceal_char); |
7 | 4857 |
4858 if (rest != NULL) /* all arguments are valid */ | |
4859 { | |
4860 /* | |
4861 * Check for trailing command and illegal trailing arguments. | |
4862 */ | |
4863 eap->nextcmd = check_nextcmd(rest); | |
4864 if (!ends_excmd(*rest) || eap->skip) | |
4865 rest = NULL; | |
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|
4866 else if (ga_grow(&curwin->w_s->b_syn_patterns, 1) != FAIL |
7 | 4867 && (syn_id = syn_check_group(arg, |
4868 (int)(group_name_end - arg))) != 0) | |
4869 { | |
154 | 4870 syn_incl_toplevel(syn_id, &syn_opt_arg.flags); |
7 | 4871 /* |
4872 * Store the pattern in the syn_items list | |
4873 */ | |
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4874 idx = curwin->w_s->b_syn_patterns.ga_len; |
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4875 SYN_ITEMS(curwin->w_s)[idx] = item; |
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4876 SYN_ITEMS(curwin->w_s)[idx].sp_syncing = syncing; |
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4877 SYN_ITEMS(curwin->w_s)[idx].sp_type = SPTYPE_MATCH; |
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4878 SYN_ITEMS(curwin->w_s)[idx].sp_syn.id = syn_id; |
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4879 SYN_ITEMS(curwin->w_s)[idx].sp_syn.inc_tag = current_syn_inc_tag; |
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4880 SYN_ITEMS(curwin->w_s)[idx].sp_flags = syn_opt_arg.flags; |
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4881 SYN_ITEMS(curwin->w_s)[idx].sp_sync_idx = sync_idx; |
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4882 SYN_ITEMS(curwin->w_s)[idx].sp_cont_list = syn_opt_arg.cont_list; |
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4883 SYN_ITEMS(curwin->w_s)[idx].sp_syn.cont_in_list = |
154 | 4884 syn_opt_arg.cont_in_list; |
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4885 #ifdef FEAT_CONCEAL |
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4886 SYN_ITEMS(curwin->w_s)[idx].sp_char = conceal_char; |
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4887 #endif |
154 | 4888 if (syn_opt_arg.cont_in_list != NULL) |
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4889 curwin->w_s->b_syn_containedin = TRUE; |
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4890 SYN_ITEMS(curwin->w_s)[idx].sp_next_list = syn_opt_arg.next_list; |
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4891 ++curwin->w_s->b_syn_patterns.ga_len; |
7 | 4892 |
4893 /* remember that we found a match for syncing on */ | |
154 | 4894 if (syn_opt_arg.flags & (HL_SYNC_HERE|HL_SYNC_THERE)) |
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4895 curwin->w_s->b_syn_sync_flags |= SF_MATCH; |
7 | 4896 #ifdef FEAT_FOLDING |
154 | 4897 if (syn_opt_arg.flags & HL_FOLD) |
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4898 ++curwin->w_s->b_syn_folditems; |
7 | 4899 #endif |
4900 | |
745 | 4901 redraw_curbuf_later(SOME_VALID); |
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4902 syn_stack_free_all(curwin->w_s); /* Need to recompute all syntax. */ |
7 | 4903 return; /* don't free the progs and patterns now */ |
4904 } | |
4905 } | |
4906 | |
4907 /* | |
4908 * Something failed, free the allocated memory. | |
4909 */ | |
4910 vim_free(item.sp_prog); | |
4911 vim_free(item.sp_pattern); | |
154 | 4912 vim_free(syn_opt_arg.cont_list); |
4913 vim_free(syn_opt_arg.cont_in_list); | |
4914 vim_free(syn_opt_arg.next_list); | |
7 | 4915 |
4916 if (rest == NULL) | |
4917 EMSG2(_(e_invarg2), arg); | |
4918 } | |
4919 | |
4920 /* | |
4921 * Handle ":syntax region {group-name} [matchgroup={group-name}] | |
4922 * start {start} .. [skip {skip}] end {end} .. [{options}]". | |
4923 */ | |
4924 static void | |
4925 syn_cmd_region(eap, syncing) | |
4926 exarg_T *eap; | |
4927 int syncing; /* TRUE for ":syntax sync region .." */ | |
4928 { | |
4929 char_u *arg = eap->arg; | |
4930 char_u *group_name_end; | |
4931 char_u *rest; /* next arg, NULL on error */ | |
4932 char_u *key_end; | |
4933 char_u *key = NULL; | |
4934 char_u *p; | |
4935 int item; | |
4936 #define ITEM_START 0 | |
4937 #define ITEM_SKIP 1 | |
4938 #define ITEM_END 2 | |
4939 #define ITEM_MATCHGROUP 3 | |
4940 struct pat_ptr | |
4941 { | |
4942 synpat_T *pp_synp; /* pointer to syn_pattern */ | |
4943 int pp_matchgroup_id; /* matchgroup ID */ | |
4944 struct pat_ptr *pp_next; /* pointer to next pat_ptr */ | |
4945 } *(pat_ptrs[3]); | |
4946 /* patterns found in the line */ | |
4947 struct pat_ptr *ppp; | |
4948 struct pat_ptr *ppp_next; | |
4949 int pat_count = 0; /* nr of syn_patterns found */ | |
4950 int syn_id; | |
4951 int matchgroup_id = 0; | |
4952 int not_enough = FALSE; /* not enough arguments */ | |
4953 int illegal = FALSE; /* illegal arguments */ | |
4954 int success = FALSE; | |
4955 int idx; | |
154 | 4956 syn_opt_arg_T syn_opt_arg; |
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4957 int conceal_char = NUL; |
7 | 4958 |
4959 /* Isolate the group name, check for validity */ | |
4960 rest = get_group_name(arg, &group_name_end); | |
4961 | |
4962 pat_ptrs[0] = NULL; | |
4963 pat_ptrs[1] = NULL; | |
4964 pat_ptrs[2] = NULL; | |
4965 | |
4966 init_syn_patterns(); | |
4967 | |
154 | 4968 syn_opt_arg.flags = 0; |
4969 syn_opt_arg.keyword = FALSE; | |
4970 syn_opt_arg.sync_idx = NULL; | |
4971 syn_opt_arg.has_cont_list = TRUE; | |
4972 syn_opt_arg.cont_list = NULL; | |
4973 syn_opt_arg.cont_in_list = NULL; | |
4974 syn_opt_arg.next_list = NULL; | |
4975 | |
7 | 4976 /* |
4977 * get the options, patterns and matchgroup. | |
4978 */ | |
4979 while (rest != NULL && !ends_excmd(*rest)) | |
4980 { | |
4981 /* Check for option arguments */ | |
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4982 rest = get_syn_options(rest, &syn_opt_arg, &conceal_char); |
7 | 4983 if (rest == NULL || ends_excmd(*rest)) |
4984 break; | |
4985 | |
4986 /* must be a pattern or matchgroup then */ | |
4987 key_end = rest; | |
4988 while (*key_end && !vim_iswhite(*key_end) && *key_end != '=') | |
4989 ++key_end; | |
4990 vim_free(key); | |
4991 key = vim_strnsave_up(rest, (int)(key_end - rest)); | |
4992 if (key == NULL) /* out of memory */ | |
4993 { | |
4994 rest = NULL; | |
4995 break; | |
4996 } | |
4997 if (STRCMP(key, "MATCHGROUP") == 0) | |
4998 item = ITEM_MATCHGROUP; | |
4999 else if (STRCMP(key, "START") == 0) | |
5000 item = ITEM_START; | |
5001 else if (STRCMP(key, "END") == 0) | |
5002 item = ITEM_END; | |
5003 else if (STRCMP(key, "SKIP") == 0) | |
5004 { | |
5005 if (pat_ptrs[ITEM_SKIP] != NULL) /* one skip pattern allowed */ | |
5006 { | |
5007 illegal = TRUE; | |
5008 break; | |
5009 } | |
5010 item = ITEM_SKIP; | |
5011 } | |
5012 else | |
5013 break; | |
5014 rest = skipwhite(key_end); | |
5015 if (*rest != '=') | |
5016 { | |
5017 rest = NULL; | |
5018 EMSG2(_("E398: Missing '=': %s"), arg); | |
5019 break; | |
5020 } | |
5021 rest = skipwhite(rest + 1); | |
5022 if (*rest == NUL) | |
5023 { | |
5024 not_enough = TRUE; | |
5025 break; | |
5026 } | |
5027 | |
5028 if (item == ITEM_MATCHGROUP) | |
5029 { | |
5030 p = skiptowhite(rest); | |
5031 if ((p - rest == 4 && STRNCMP(rest, "NONE", 4) == 0) || eap->skip) | |
5032 matchgroup_id = 0; | |
5033 else | |
5034 { | |
5035 matchgroup_id = syn_check_group(rest, (int)(p - rest)); | |
5036 if (matchgroup_id == 0) | |
5037 { | |
5038 illegal = TRUE; | |
5039 break; | |
5040 } | |
5041 } | |
5042 rest = skipwhite(p); | |
5043 } | |
5044 else | |
5045 { | |
5046 /* | |
5047 * Allocate room for a syn_pattern, and link it in the list of | |
5048 * syn_patterns for this item, at the start (because the list is | |
5049 * used from end to start). | |
5050 */ | |
5051 ppp = (struct pat_ptr *)alloc((unsigned)sizeof(struct pat_ptr)); | |
5052 if (ppp == NULL) | |
5053 { | |
5054 rest = NULL; | |
5055 break; | |
5056 } | |
5057 ppp->pp_next = pat_ptrs[item]; | |
5058 pat_ptrs[item] = ppp; | |
5059 ppp->pp_synp = (synpat_T *)alloc_clear((unsigned)sizeof(synpat_T)); | |
5060 if (ppp->pp_synp == NULL) | |
5061 { | |
5062 rest = NULL; | |
5063 break; | |
5064 } | |
5065 | |
5066 /* | |
5067 * Get the syntax pattern and the following offset(s). | |
5068 */ | |
5069 /* Enable the appropriate \z specials. */ | |
5070 if (item == ITEM_START) | |
5071 reg_do_extmatch = REX_SET; | |
5072 else if (item == ITEM_SKIP || item == ITEM_END) | |
5073 reg_do_extmatch = REX_USE; | |
5074 rest = get_syn_pattern(rest, ppp->pp_synp); | |
5075 reg_do_extmatch = 0; | |
5076 if (item == ITEM_END && vim_regcomp_had_eol() | |
154 | 5077 && !(syn_opt_arg.flags & HL_EXCLUDENL)) |
7 | 5078 ppp->pp_synp->sp_flags |= HL_HAS_EOL; |
5079 ppp->pp_matchgroup_id = matchgroup_id; | |
5080 ++pat_count; | |
5081 } | |
5082 } | |
5083 vim_free(key); | |
5084 if (illegal || not_enough) | |
5085 rest = NULL; | |
5086 | |
5087 /* | |
5088 * Must have a "start" and "end" pattern. | |
5089 */ | |
5090 if (rest != NULL && (pat_ptrs[ITEM_START] == NULL || | |
5091 pat_ptrs[ITEM_END] == NULL)) | |
5092 { | |
5093 not_enough = TRUE; | |
5094 rest = NULL; | |
5095 } | |
5096 | |
5097 if (rest != NULL) | |
5098 { | |
5099 /* | |
5100 * Check for trailing garbage or command. | |
5101 * If OK, add the item. | |
5102 */ | |
5103 eap->nextcmd = check_nextcmd(rest); | |
5104 if (!ends_excmd(*rest) || eap->skip) | |
5105 rest = NULL; | |
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5106 else if (ga_grow(&(curwin->w_s->b_syn_patterns), pat_count) != FAIL |
7 | 5107 && (syn_id = syn_check_group(arg, |
5108 (int)(group_name_end - arg))) != 0) | |
5109 { | |
154 | 5110 syn_incl_toplevel(syn_id, &syn_opt_arg.flags); |
7 | 5111 /* |
5112 * Store the start/skip/end in the syn_items list | |
5113 */ | |
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5114 idx = curwin->w_s->b_syn_patterns.ga_len; |
7 | 5115 for (item = ITEM_START; item <= ITEM_END; ++item) |
5116 { | |
5117 for (ppp = pat_ptrs[item]; ppp != NULL; ppp = ppp->pp_next) | |
5118 { | |
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5119 SYN_ITEMS(curwin->w_s)[idx] = *(ppp->pp_synp); |
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5120 SYN_ITEMS(curwin->w_s)[idx].sp_syncing = syncing; |
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5121 SYN_ITEMS(curwin->w_s)[idx].sp_type = |
7 | 5122 (item == ITEM_START) ? SPTYPE_START : |
5123 (item == ITEM_SKIP) ? SPTYPE_SKIP : SPTYPE_END; | |
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5124 SYN_ITEMS(curwin->w_s)[idx].sp_flags |= syn_opt_arg.flags; |
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5125 SYN_ITEMS(curwin->w_s)[idx].sp_syn.id = syn_id; |
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5126 SYN_ITEMS(curwin->w_s)[idx].sp_syn.inc_tag = current_syn_inc_tag; |
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5127 SYN_ITEMS(curwin->w_s)[idx].sp_syn_match_id = |
7 | 5128 ppp->pp_matchgroup_id; |
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5129 #ifdef FEAT_CONCEAL |
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5130 SYN_ITEMS(curwin->w_s)[idx].sp_char = conceal_char; |
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5131 #endif |
7 | 5132 if (item == ITEM_START) |
5133 { | |
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5134 SYN_ITEMS(curwin->w_s)[idx].sp_cont_list = |
154 | 5135 syn_opt_arg.cont_list; |
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5136 SYN_ITEMS(curwin->w_s)[idx].sp_syn.cont_in_list = |
154 | 5137 syn_opt_arg.cont_in_list; |
5138 if (syn_opt_arg.cont_in_list != NULL) | |
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5139 curwin->w_s->b_syn_containedin = TRUE; |
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5140 SYN_ITEMS(curwin->w_s)[idx].sp_next_list = |
154 | 5141 syn_opt_arg.next_list; |
7 | 5142 } |
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5143 ++curwin->w_s->b_syn_patterns.ga_len; |
7 | 5144 ++idx; |
5145 #ifdef FEAT_FOLDING | |
154 | 5146 if (syn_opt_arg.flags & HL_FOLD) |
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5147 ++curwin->w_s->b_syn_folditems; |
7 | 5148 #endif |
5149 } | |
5150 } | |
5151 | |
745 | 5152 redraw_curbuf_later(SOME_VALID); |
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5153 syn_stack_free_all(curwin->w_s); /* Need to recompute all syntax. */ |
7 | 5154 success = TRUE; /* don't free the progs and patterns now */ |
5155 } | |
5156 } | |
5157 | |
5158 /* | |
5159 * Free the allocated memory. | |
5160 */ | |
5161 for (item = ITEM_START; item <= ITEM_END; ++item) | |
5162 for (ppp = pat_ptrs[item]; ppp != NULL; ppp = ppp_next) | |
5163 { | |
5164 if (!success) | |
5165 { | |
5166 vim_free(ppp->pp_synp->sp_prog); | |
5167 vim_free(ppp->pp_synp->sp_pattern); | |
5168 } | |
5169 vim_free(ppp->pp_synp); | |
5170 ppp_next = ppp->pp_next; | |
5171 vim_free(ppp); | |
5172 } | |
5173 | |
5174 if (!success) | |
5175 { | |
154 | 5176 vim_free(syn_opt_arg.cont_list); |
5177 vim_free(syn_opt_arg.cont_in_list); | |
5178 vim_free(syn_opt_arg.next_list); | |
7 | 5179 if (not_enough) |
5180 EMSG2(_("E399: Not enough arguments: syntax region %s"), arg); | |
5181 else if (illegal || rest == NULL) | |
5182 EMSG2(_(e_invarg2), arg); | |
5183 } | |
5184 } | |
5185 | |
5186 /* | |
5187 * A simple syntax group ID comparison function suitable for use in qsort() | |
5188 */ | |
5189 static int | |
5190 #ifdef __BORLANDC__ | |
5191 _RTLENTRYF | |
5192 #endif | |
5193 syn_compare_stub(v1, v2) | |
5194 const void *v1; | |
5195 const void *v2; | |
5196 { | |
5197 const short *s1 = v1; | |
5198 const short *s2 = v2; | |
5199 | |
5200 return (*s1 > *s2 ? 1 : *s1 < *s2 ? -1 : 0); | |
5201 } | |
5202 | |
5203 /* | |
5204 * Combines lists of syntax clusters. | |
5205 * *clstr1 and *clstr2 must both be allocated memory; they will be consumed. | |
5206 */ | |
5207 static void | |
5208 syn_combine_list(clstr1, clstr2, list_op) | |
5209 short **clstr1; | |
5210 short **clstr2; | |
5211 int list_op; | |
5212 { | |
5213 int count1 = 0; | |
5214 int count2 = 0; | |
5215 short *g1; | |
5216 short *g2; | |
5217 short *clstr = NULL; | |
5218 int count; | |
5219 int round; | |
5220 | |
5221 /* | |
5222 * Handle degenerate cases. | |
5223 */ | |
5224 if (*clstr2 == NULL) | |
5225 return; | |
5226 if (*clstr1 == NULL || list_op == CLUSTER_REPLACE) | |
5227 { | |
5228 if (list_op == CLUSTER_REPLACE) | |
5229 vim_free(*clstr1); | |
5230 if (list_op == CLUSTER_REPLACE || list_op == CLUSTER_ADD) | |
5231 *clstr1 = *clstr2; | |
5232 else | |
5233 vim_free(*clstr2); | |
5234 return; | |
5235 } | |
5236 | |
5237 for (g1 = *clstr1; *g1; g1++) | |
5238 ++count1; | |
5239 for (g2 = *clstr2; *g2; g2++) | |
5240 ++count2; | |
5241 | |
5242 /* | |
5243 * For speed purposes, sort both lists. | |
5244 */ | |
5245 qsort(*clstr1, (size_t)count1, sizeof(short), syn_compare_stub); | |
5246 qsort(*clstr2, (size_t)count2, sizeof(short), syn_compare_stub); | |
5247 | |
5248 /* | |
5249 * We proceed in two passes; in round 1, we count the elements to place | |
5250 * in the new list, and in round 2, we allocate and populate the new | |
5251 * list. For speed, we use a mergesort-like method, adding the smaller | |
5252 * of the current elements in each list to the new list. | |
5253 */ | |
5254 for (round = 1; round <= 2; round++) | |
5255 { | |
5256 g1 = *clstr1; | |
5257 g2 = *clstr2; | |
5258 count = 0; | |
5259 | |
5260 /* | |
5261 * First, loop through the lists until one of them is empty. | |
5262 */ | |
5263 while (*g1 && *g2) | |
5264 { | |
5265 /* | |
5266 * We always want to add from the first list. | |
5267 */ | |
5268 if (*g1 < *g2) | |
5269 { | |
5270 if (round == 2) | |
5271 clstr[count] = *g1; | |
5272 count++; | |
5273 g1++; | |
5274 continue; | |
5275 } | |
5276 /* | |
5277 * We only want to add from the second list if we're adding the | |
5278 * lists. | |
5279 */ | |
5280 if (list_op == CLUSTER_ADD) | |
5281 { | |
5282 if (round == 2) | |
5283 clstr[count] = *g2; | |
5284 count++; | |
5285 } | |
5286 if (*g1 == *g2) | |
5287 g1++; | |
5288 g2++; | |
5289 } | |
5290 | |
5291 /* | |
5292 * Now add the leftovers from whichever list didn't get finished | |
5293 * first. As before, we only want to add from the second list if | |
5294 * we're adding the lists. | |
5295 */ | |
5296 for (; *g1; g1++, count++) | |
5297 if (round == 2) | |
5298 clstr[count] = *g1; | |
5299 if (list_op == CLUSTER_ADD) | |
5300 for (; *g2; g2++, count++) | |
5301 if (round == 2) | |
5302 clstr[count] = *g2; | |
5303 | |
5304 if (round == 1) | |
5305 { | |
5306 /* | |
5307 * If the group ended up empty, we don't need to allocate any | |
5308 * space for it. | |
5309 */ | |
5310 if (count == 0) | |
5311 { | |
5312 clstr = NULL; | |
5313 break; | |
5314 } | |
5315 clstr = (short *)alloc((unsigned)((count + 1) * sizeof(short))); | |
5316 if (clstr == NULL) | |
5317 break; | |
5318 clstr[count] = 0; | |
5319 } | |
5320 } | |
5321 | |
5322 /* | |
5323 * Finally, put the new list in place. | |
5324 */ | |
5325 vim_free(*clstr1); | |
5326 vim_free(*clstr2); | |
5327 *clstr1 = clstr; | |
5328 } | |
5329 | |
5330 /* | |
5331 * Lookup a syntax cluster name and return it's ID. | |
5332 * If it is not found, 0 is returned. | |
5333 */ | |
5334 static int | |
5335 syn_scl_name2id(name) | |
5336 char_u *name; | |
5337 { | |
5338 int i; | |
5339 char_u *name_u; | |
5340 | |
5341 /* Avoid using stricmp() too much, it's slow on some systems */ | |
5342 name_u = vim_strsave_up(name); | |
5343 if (name_u == NULL) | |
5344 return 0; | |
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changeset
|
5345 for (i = curwin->w_s->b_syn_clusters.ga_len; --i >= 0; ) |
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Add the conceal patch from Vince Negri.
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|
5346 if (SYN_CLSTR(curwin->w_s)[i].scl_name_u != NULL |
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Add the conceal patch from Vince Negri.
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|
5347 && STRCMP(name_u, SYN_CLSTR(curwin->w_s)[i].scl_name_u) == 0) |
7 | 5348 break; |
5349 vim_free(name_u); | |
5350 return (i < 0 ? 0 : i + SYNID_CLUSTER); | |
5351 } | |
5352 | |
5353 /* | |
5354 * Like syn_scl_name2id(), but take a pointer + length argument. | |
5355 */ | |
5356 static int | |
5357 syn_scl_namen2id(linep, len) | |
5358 char_u *linep; | |
5359 int len; | |
5360 { | |
5361 char_u *name; | |
5362 int id = 0; | |
5363 | |
5364 name = vim_strnsave(linep, len); | |
5365 if (name != NULL) | |
5366 { | |
5367 id = syn_scl_name2id(name); | |
5368 vim_free(name); | |
5369 } | |
5370 return id; | |
5371 } | |
5372 | |
5373 /* | |
5374 * Find syntax cluster name in the table and return it's ID. | |
5375 * The argument is a pointer to the name and the length of the name. | |
5376 * If it doesn't exist yet, a new entry is created. | |
5377 * Return 0 for failure. | |
5378 */ | |
5379 static int | |
5380 syn_check_cluster(pp, len) | |
5381 char_u *pp; | |
5382 int len; | |
5383 { | |
5384 int id; | |
5385 char_u *name; | |
5386 | |
5387 name = vim_strnsave(pp, len); | |
5388 if (name == NULL) | |
5389 return 0; | |
5390 | |
5391 id = syn_scl_name2id(name); | |
5392 if (id == 0) /* doesn't exist yet */ | |
5393 id = syn_add_cluster(name); | |
5394 else | |
5395 vim_free(name); | |
5396 return id; | |
5397 } | |
5398 | |
5399 /* | |
5400 * Add new syntax cluster and return it's ID. | |
5401 * "name" must be an allocated string, it will be consumed. | |
5402 * Return 0 for failure. | |
5403 */ | |
5404 static int | |
5405 syn_add_cluster(name) | |
221 | 5406 char_u *name; |
5407 { | |
5408 int len; | |
7 | 5409 |
5410 /* | |
5411 * First call for this growarray: init growing array. | |
5412 */ | |
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|
5413 if (curwin->w_s->b_syn_clusters.ga_data == NULL) |
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|
5414 { |
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|
5415 curwin->w_s->b_syn_clusters.ga_itemsize = sizeof(syn_cluster_T); |
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|
5416 curwin->w_s->b_syn_clusters.ga_growsize = 10; |
7 | 5417 } |
5418 | |
5419 /* | |
5420 * Make room for at least one other cluster entry. | |
5421 */ | |
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|
5422 if (ga_grow(&curwin->w_s->b_syn_clusters, 1) == FAIL) |
7 | 5423 { |
5424 vim_free(name); | |
5425 return 0; | |
5426 } | |
2250
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Add the conceal patch from Vince Negri.
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|
5427 len = curwin->w_s->b_syn_clusters.ga_len; |
1bac28a53fae
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|
5428 |
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|
5429 vim_memset(&(SYN_CLSTR(curwin->w_s)[len]), 0, sizeof(syn_cluster_T)); |
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|
5430 SYN_CLSTR(curwin->w_s)[len].scl_name = name; |
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|
5431 SYN_CLSTR(curwin->w_s)[len].scl_name_u = vim_strsave_up(name); |
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|
5432 SYN_CLSTR(curwin->w_s)[len].scl_list = NULL; |
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Add the conceal patch from Vince Negri.
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|
5433 ++curwin->w_s->b_syn_clusters.ga_len; |
7 | 5434 |
221 | 5435 if (STRICMP(name, "Spell") == 0) |
2250
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|
5436 curwin->w_s->b_spell_cluster_id = len + SYNID_CLUSTER; |
227 | 5437 if (STRICMP(name, "NoSpell") == 0) |
2250
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|
5438 curwin->w_s->b_nospell_cluster_id = len + SYNID_CLUSTER; |
221 | 5439 |
7 | 5440 return len + SYNID_CLUSTER; |
5441 } | |
5442 | |
5443 /* | |
5444 * Handle ":syntax cluster {cluster-name} [contains={groupname},..] | |
5445 * [add={groupname},..] [remove={groupname},..]". | |
5446 */ | |
5447 static void | |
5448 syn_cmd_cluster(eap, syncing) | |
5449 exarg_T *eap; | |
1883 | 5450 int syncing UNUSED; |
7 | 5451 { |
5452 char_u *arg = eap->arg; | |
5453 char_u *group_name_end; | |
5454 char_u *rest; | |
5455 int scl_id; | |
5456 short *clstr_list; | |
5457 int got_clstr = FALSE; | |
5458 int opt_len; | |
5459 int list_op; | |
5460 | |
5461 eap->nextcmd = find_nextcmd(arg); | |
5462 if (eap->skip) | |
5463 return; | |
5464 | |
5465 rest = get_group_name(arg, &group_name_end); | |
5466 | |
5467 if (rest != NULL) | |
5468 { | |
5469 scl_id = syn_check_cluster(arg, (int)(group_name_end - arg)) | |
221 | 5470 - SYNID_CLUSTER; |
7 | 5471 |
5472 for (;;) | |
5473 { | |
5474 if (STRNICMP(rest, "add", 3) == 0 | |
5475 && (vim_iswhite(rest[3]) || rest[3] == '=')) | |
5476 { | |
5477 opt_len = 3; | |
5478 list_op = CLUSTER_ADD; | |
5479 } | |
5480 else if (STRNICMP(rest, "remove", 6) == 0 | |
5481 && (vim_iswhite(rest[6]) || rest[6] == '=')) | |
5482 { | |
5483 opt_len = 6; | |
5484 list_op = CLUSTER_SUBTRACT; | |
5485 } | |
5486 else if (STRNICMP(rest, "contains", 8) == 0 | |
5487 && (vim_iswhite(rest[8]) || rest[8] == '=')) | |
5488 { | |
5489 opt_len = 8; | |
5490 list_op = CLUSTER_REPLACE; | |
5491 } | |
5492 else | |
5493 break; | |
5494 | |
5495 clstr_list = NULL; | |
5496 if (get_id_list(&rest, opt_len, &clstr_list) == FAIL) | |
5497 { | |
5498 EMSG2(_(e_invarg2), rest); | |
5499 break; | |
5500 } | |
2250
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Add the conceal patch from Vince Negri.
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parents:
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changeset
|
5501 syn_combine_list(&SYN_CLSTR(curwin->w_s)[scl_id].scl_list, |
7 | 5502 &clstr_list, list_op); |
5503 got_clstr = TRUE; | |
5504 } | |
5505 | |
5506 if (got_clstr) | |
5507 { | |
745 | 5508 redraw_curbuf_later(SOME_VALID); |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
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parents:
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diff
changeset
|
5509 syn_stack_free_all(curwin->w_s); /* Need to recompute all syntax. */ |
7 | 5510 } |
5511 } | |
5512 | |
5513 if (!got_clstr) | |
5514 EMSG(_("E400: No cluster specified")); | |
5515 if (rest == NULL || !ends_excmd(*rest)) | |
5516 EMSG2(_(e_invarg2), arg); | |
5517 } | |
5518 | |
5519 /* | |
5520 * On first call for current buffer: Init growing array. | |
5521 */ | |
5522 static void | |
5523 init_syn_patterns() | |
5524 { | |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
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diff
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|
5525 curwin->w_s->b_syn_patterns.ga_itemsize = sizeof(synpat_T); |
1bac28a53fae
Add the conceal patch from Vince Negri.
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|
5526 curwin->w_s->b_syn_patterns.ga_growsize = 10; |
7 | 5527 } |
5528 | |
5529 /* | |
5530 * Get one pattern for a ":syntax match" or ":syntax region" command. | |
5531 * Stores the pattern and program in a synpat_T. | |
5532 * Returns a pointer to the next argument, or NULL in case of an error. | |
5533 */ | |
5534 static char_u * | |
5535 get_syn_pattern(arg, ci) | |
5536 char_u *arg; | |
5537 synpat_T *ci; | |
5538 { | |
5539 char_u *end; | |
5540 int *p; | |
5541 int idx; | |
5542 char_u *cpo_save; | |
5543 | |
5544 /* need at least three chars */ | |
5545 if (arg == NULL || arg[1] == NUL || arg[2] == NUL) | |
5546 return NULL; | |
5547 | |
5548 end = skip_regexp(arg + 1, *arg, TRUE, NULL); | |
5549 if (*end != *arg) /* end delimiter not found */ | |
5550 { | |
5551 EMSG2(_("E401: Pattern delimiter not found: %s"), arg); | |
5552 return NULL; | |
5553 } | |
5554 /* store the pattern and compiled regexp program */ | |
5555 if ((ci->sp_pattern = vim_strnsave(arg + 1, (int)(end - arg - 1))) == NULL) | |
5556 return NULL; | |
5557 | |
5558 /* Make 'cpoptions' empty, to avoid the 'l' flag */ | |
5559 cpo_save = p_cpo; | |
5560 p_cpo = (char_u *)""; | |
5561 ci->sp_prog = vim_regcomp(ci->sp_pattern, RE_MAGIC); | |
5562 p_cpo = cpo_save; | |
5563 | |
5564 if (ci->sp_prog == NULL) | |
5565 return NULL; | |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
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parents:
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diff
changeset
|
5566 ci->sp_ic = curwin->w_s->b_syn_ic; |
7 | 5567 |
5568 /* | |
5569 * Check for a match, highlight or region offset. | |
5570 */ | |
5571 ++end; | |
5572 do | |
5573 { | |
5574 for (idx = SPO_COUNT; --idx >= 0; ) | |
5575 if (STRNCMP(end, spo_name_tab[idx], 3) == 0) | |
5576 break; | |
5577 if (idx >= 0) | |
5578 { | |
5579 p = &(ci->sp_offsets[idx]); | |
5580 if (idx != SPO_LC_OFF) | |
5581 switch (end[3]) | |
5582 { | |
5583 case 's': break; | |
5584 case 'b': break; | |
5585 case 'e': idx += SPO_COUNT; break; | |
5586 default: idx = -1; break; | |
5587 } | |
5588 if (idx >= 0) | |
5589 { | |
5590 ci->sp_off_flags |= (1 << idx); | |
5591 if (idx == SPO_LC_OFF) /* lc=99 */ | |
5592 { | |
5593 end += 3; | |
5594 *p = getdigits(&end); | |
5595 | |
5596 /* "lc=" offset automatically sets "ms=" offset */ | |
5597 if (!(ci->sp_off_flags & (1 << SPO_MS_OFF))) | |
5598 { | |
5599 ci->sp_off_flags |= (1 << SPO_MS_OFF); | |
5600 ci->sp_offsets[SPO_MS_OFF] = *p; | |
5601 } | |
5602 } | |
5603 else /* yy=x+99 */ | |
5604 { | |
5605 end += 4; | |
5606 if (*end == '+') | |
5607 { | |
5608 ++end; | |
5609 *p = getdigits(&end); /* positive offset */ | |
5610 } | |
5611 else if (*end == '-') | |
5612 { | |
5613 ++end; | |
5614 *p = -getdigits(&end); /* negative offset */ | |
5615 } | |
5616 } | |
5617 if (*end != ',') | |
5618 break; | |
5619 ++end; | |
5620 } | |
5621 } | |
5622 } while (idx >= 0); | |
5623 | |
5624 if (!ends_excmd(*end) && !vim_iswhite(*end)) | |
5625 { | |
5626 EMSG2(_("E402: Garbage after pattern: %s"), arg); | |
5627 return NULL; | |
5628 } | |
5629 return skipwhite(end); | |
5630 } | |
5631 | |
5632 /* | |
5633 * Handle ":syntax sync .." command. | |
5634 */ | |
5635 static void | |
5636 syn_cmd_sync(eap, syncing) | |
5637 exarg_T *eap; | |
1883 | 5638 int syncing UNUSED; |
7 | 5639 { |
5640 char_u *arg_start = eap->arg; | |
5641 char_u *arg_end; | |
5642 char_u *key = NULL; | |
5643 char_u *next_arg; | |
5644 int illegal = FALSE; | |
5645 int finished = FALSE; | |
5646 long n; | |
5647 char_u *cpo_save; | |
5648 | |
5649 if (ends_excmd(*arg_start)) | |
5650 { | |
5651 syn_cmd_list(eap, TRUE); | |
5652 return; | |
5653 } | |
5654 | |
5655 while (!ends_excmd(*arg_start)) | |
5656 { | |
5657 arg_end = skiptowhite(arg_start); | |
5658 next_arg = skipwhite(arg_end); | |
5659 vim_free(key); | |
5660 key = vim_strnsave_up(arg_start, (int)(arg_end - arg_start)); | |
5661 if (STRCMP(key, "CCOMMENT") == 0) | |
5662 { | |
5663 if (!eap->skip) | |
2250
1bac28a53fae
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parents:
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changeset
|
5664 curwin->w_s->b_syn_sync_flags |= SF_CCOMMENT; |
7 | 5665 if (!ends_excmd(*next_arg)) |
5666 { | |
5667 arg_end = skiptowhite(next_arg); | |
5668 if (!eap->skip) | |
2250
1bac28a53fae
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|
5669 curwin->w_s->b_syn_sync_id = syn_check_group(next_arg, |
7 | 5670 (int)(arg_end - next_arg)); |
5671 next_arg = skipwhite(arg_end); | |
5672 } | |
5673 else if (!eap->skip) | |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
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changeset
|
5674 curwin->w_s->b_syn_sync_id = syn_name2id((char_u *)"Comment"); |
7 | 5675 } |
5676 else if ( STRNCMP(key, "LINES", 5) == 0 | |
5677 || STRNCMP(key, "MINLINES", 8) == 0 | |
5678 || STRNCMP(key, "MAXLINES", 8) == 0 | |
5679 || STRNCMP(key, "LINEBREAKS", 10) == 0) | |
5680 { | |
5681 if (key[4] == 'S') | |
5682 arg_end = key + 6; | |
5683 else if (key[0] == 'L') | |
5684 arg_end = key + 11; | |
5685 else | |
5686 arg_end = key + 9; | |
5687 if (arg_end[-1] != '=' || !VIM_ISDIGIT(*arg_end)) | |
5688 { | |
5689 illegal = TRUE; | |
5690 break; | |
5691 } | |
5692 n = getdigits(&arg_end); | |
5693 if (!eap->skip) | |
5694 { | |
5695 if (key[4] == 'B') | |
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changeset
|
5696 curwin->w_s->b_syn_sync_linebreaks = n; |
7 | 5697 else if (key[1] == 'A') |
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|
5698 curwin->w_s->b_syn_sync_maxlines = n; |
7 | 5699 else |
2250
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Add the conceal patch from Vince Negri.
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parents:
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diff
changeset
|
5700 curwin->w_s->b_syn_sync_minlines = n; |
7 | 5701 } |
5702 } | |
5703 else if (STRCMP(key, "FROMSTART") == 0) | |
5704 { | |
5705 if (!eap->skip) | |
5706 { | |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
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changeset
|
5707 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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changeset
|
5708 curwin->w_s->b_syn_sync_maxlines = 0; |
7 | 5709 } |
5710 } | |
5711 else if (STRCMP(key, "LINECONT") == 0) | |
5712 { | |
2250
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Add the conceal patch from Vince Negri.
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changeset
|
5713 if (curwin->w_s->b_syn_linecont_pat != NULL) |
7 | 5714 { |
5715 EMSG(_("E403: syntax sync: line continuations pattern specified twice")); | |
5716 finished = TRUE; | |
5717 break; | |
5718 } | |
5719 arg_end = skip_regexp(next_arg + 1, *next_arg, TRUE, NULL); | |
5720 if (*arg_end != *next_arg) /* end delimiter not found */ | |
5721 { | |
5722 illegal = TRUE; | |
5723 break; | |
5724 } | |
5725 | |
5726 if (!eap->skip) | |
5727 { | |
5728 /* store the pattern and compiled regexp program */ | |
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changeset
|
5729 if ((curwin->w_s->b_syn_linecont_pat = vim_strnsave(next_arg + 1, |
7 | 5730 (int)(arg_end - next_arg - 1))) == NULL) |
5731 { | |
5732 finished = TRUE; | |
5733 break; | |
5734 } | |
2250
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diff
changeset
|
5735 curwin->w_s->b_syn_linecont_ic = curwin->w_s->b_syn_ic; |
7 | 5736 |
5737 /* Make 'cpoptions' empty, to avoid the 'l' flag */ | |
5738 cpo_save = p_cpo; | |
5739 p_cpo = (char_u *)""; | |
2250
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diff
changeset
|
5740 curwin->w_s->b_syn_linecont_prog = |
1bac28a53fae
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diff
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|
5741 vim_regcomp(curwin->w_s->b_syn_linecont_pat, RE_MAGIC); |
7 | 5742 p_cpo = cpo_save; |
5743 | |
2250
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diff
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|
5744 if (curwin->w_s->b_syn_linecont_prog == NULL) |
7 | 5745 { |
2250
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diff
changeset
|
5746 vim_free(curwin->w_s->b_syn_linecont_pat); |
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parents:
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diff
changeset
|
5747 curwin->w_s->b_syn_linecont_pat = NULL; |
7 | 5748 finished = TRUE; |
5749 break; | |
5750 } | |
5751 } | |
5752 next_arg = skipwhite(arg_end + 1); | |
5753 } | |
5754 else | |
5755 { | |
5756 eap->arg = next_arg; | |
5757 if (STRCMP(key, "MATCH") == 0) | |
5758 syn_cmd_match(eap, TRUE); | |
5759 else if (STRCMP(key, "REGION") == 0) | |
5760 syn_cmd_region(eap, TRUE); | |
5761 else if (STRCMP(key, "CLEAR") == 0) | |
5762 syn_cmd_clear(eap, TRUE); | |
5763 else | |
5764 illegal = TRUE; | |
5765 finished = TRUE; | |
5766 break; | |
5767 } | |
5768 arg_start = next_arg; | |
5769 } | |
5770 vim_free(key); | |
5771 if (illegal) | |
5772 EMSG2(_("E404: Illegal arguments: %s"), arg_start); | |
5773 else if (!finished) | |
5774 { | |
5775 eap->nextcmd = check_nextcmd(arg_start); | |
745 | 5776 redraw_curbuf_later(SOME_VALID); |
2250
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2215
diff
changeset
|
5777 syn_stack_free_all(curwin->w_s); /* Need to recompute all syntax. */ |
7 | 5778 } |
5779 } | |
5780 | |
5781 /* | |
5782 * Convert a line of highlight group names into a list of group ID numbers. | |
5783 * "arg" should point to the "contains" or "nextgroup" keyword. | |
5784 * "arg" is advanced to after the last group name. | |
5785 * Careful: the argument is modified (NULs added). | |
5786 * returns FAIL for some error, OK for success. | |
5787 */ | |
5788 static int | |
5789 get_id_list(arg, keylen, list) | |
5790 char_u **arg; | |
5791 int keylen; /* length of keyword */ | |
5792 short **list; /* where to store the resulting list, if not | |
5793 NULL, the list is silently skipped! */ | |
5794 { | |
5795 char_u *p = NULL; | |
5796 char_u *end; | |
5797 int round; | |
5798 int count; | |
5799 int total_count = 0; | |
5800 short *retval = NULL; | |
5801 char_u *name; | |
5802 regmatch_T regmatch; | |
5803 int id; | |
5804 int i; | |
5805 int failed = FALSE; | |
5806 | |
5807 /* | |
5808 * We parse the list twice: | |
5809 * round == 1: count the number of items, allocate the array. | |
5810 * round == 2: fill the array with the items. | |
5811 * In round 1 new groups may be added, causing the number of items to | |
5812 * grow when a regexp is used. In that case round 1 is done once again. | |
5813 */ | |
5814 for (round = 1; round <= 2; ++round) | |
5815 { | |
5816 /* | |
5817 * skip "contains" | |
5818 */ | |
5819 p = skipwhite(*arg + keylen); | |
5820 if (*p != '=') | |
5821 { | |
5822 EMSG2(_("E405: Missing equal sign: %s"), *arg); | |
5823 break; | |
5824 } | |
5825 p = skipwhite(p + 1); | |
5826 if (ends_excmd(*p)) | |
5827 { | |
5828 EMSG2(_("E406: Empty argument: %s"), *arg); | |
5829 break; | |
5830 } | |
5831 | |
5832 /* | |
5833 * parse the arguments after "contains" | |
5834 */ | |
5835 count = 0; | |
5836 while (!ends_excmd(*p)) | |
5837 { | |
5838 for (end = p; *end && !vim_iswhite(*end) && *end != ','; ++end) | |
5839 ; | |
5840 name = alloc((int)(end - p + 3)); /* leave room for "^$" */ | |
5841 if (name == NULL) | |
5842 { | |
5843 failed = TRUE; | |
5844 break; | |
5845 } | |
419 | 5846 vim_strncpy(name + 1, p, end - p); |
7 | 5847 if ( STRCMP(name + 1, "ALLBUT") == 0 |
5848 || STRCMP(name + 1, "ALL") == 0 | |
5849 || STRCMP(name + 1, "TOP") == 0 | |
5850 || STRCMP(name + 1, "CONTAINED") == 0) | |
5851 { | |
5852 if (TOUPPER_ASC(**arg) != 'C') | |
5853 { | |
5854 EMSG2(_("E407: %s not allowed here"), name + 1); | |
5855 failed = TRUE; | |
5856 vim_free(name); | |
5857 break; | |
5858 } | |
5859 if (count != 0) | |
5860 { | |
5861 EMSG2(_("E408: %s must be first in contains list"), name + 1); | |
5862 failed = TRUE; | |
5863 vim_free(name); | |
5864 break; | |
5865 } | |
5866 if (name[1] == 'A') | |
5867 id = SYNID_ALLBUT; | |
5868 else if (name[1] == 'T') | |
5869 id = SYNID_TOP; | |
5870 else | |
5871 id = SYNID_CONTAINED; | |
5872 id += current_syn_inc_tag; | |
5873 } | |
5874 else if (name[1] == '@') | |
5875 { | |
5876 id = syn_check_cluster(name + 2, (int)(end - p - 1)); | |
5877 } | |
5878 else | |
5879 { | |
5880 /* | |
5881 * Handle full group name. | |
5882 */ | |
5883 if (vim_strpbrk(name + 1, (char_u *)"\\.*^$~[") == NULL) | |
5884 id = syn_check_group(name + 1, (int)(end - p)); | |
5885 else | |
5886 { | |
5887 /* | |
5888 * Handle match of regexp with group names. | |
5889 */ | |
5890 *name = '^'; | |
5891 STRCAT(name, "$"); | |
5892 regmatch.regprog = vim_regcomp(name, RE_MAGIC); | |
5893 if (regmatch.regprog == NULL) | |
5894 { | |
5895 failed = TRUE; | |
5896 vim_free(name); | |
5897 break; | |
5898 } | |
5899 | |
5900 regmatch.rm_ic = TRUE; | |
5901 id = 0; | |
5902 for (i = highlight_ga.ga_len; --i >= 0; ) | |
5903 { | |
5904 if (vim_regexec(®match, HL_TABLE()[i].sg_name, | |
5905 (colnr_T)0)) | |
5906 { | |
5907 if (round == 2) | |
5908 { | |
5909 /* Got more items than expected; can happen | |
5910 * when adding items that match: | |
5911 * "contains=a.*b,axb". | |
5912 * Go back to first round */ | |
5913 if (count >= total_count) | |
5914 { | |
5915 vim_free(retval); | |
5916 round = 1; | |
5917 } | |
5918 else | |
5919 retval[count] = i + 1; | |
5920 } | |
5921 ++count; | |
5922 id = -1; /* remember that we found one */ | |
5923 } | |
5924 } | |
5925 vim_free(regmatch.regprog); | |
5926 } | |
5927 } | |
5928 vim_free(name); | |
5929 if (id == 0) | |
5930 { | |
5931 EMSG2(_("E409: Unknown group name: %s"), p); | |
5932 failed = TRUE; | |
5933 break; | |
5934 } | |
5935 if (id > 0) | |
5936 { | |
5937 if (round == 2) | |
5938 { | |
5939 /* Got more items than expected, go back to first round */ | |
5940 if (count >= total_count) | |
5941 { | |
5942 vim_free(retval); | |
5943 round = 1; | |
5944 } | |
5945 else | |
5946 retval[count] = id; | |
5947 } | |
5948 ++count; | |
5949 } | |
5950 p = skipwhite(end); | |
5951 if (*p != ',') | |
5952 break; | |
5953 p = skipwhite(p + 1); /* skip comma in between arguments */ | |
5954 } | |
5955 if (failed) | |
5956 break; | |
5957 if (round == 1) | |
5958 { | |
5959 retval = (short *)alloc((unsigned)((count + 1) * sizeof(short))); | |
5960 if (retval == NULL) | |
5961 break; | |
5962 retval[count] = 0; /* zero means end of the list */ | |
5963 total_count = count; | |
5964 } | |
5965 } | |
5966 | |
5967 *arg = p; | |
5968 if (failed || retval == NULL) | |
5969 { | |
5970 vim_free(retval); | |
5971 return FAIL; | |
5972 } | |
5973 | |
5974 if (*list == NULL) | |
5975 *list = retval; | |
5976 else | |
5977 vim_free(retval); /* list already found, don't overwrite it */ | |
5978 | |
5979 return OK; | |
5980 } | |
5981 | |
5982 /* | |
5983 * Make a copy of an ID list. | |
5984 */ | |
5985 static short * | |
5986 copy_id_list(list) | |
5987 short *list; | |
5988 { | |
5989 int len; | |
5990 int count; | |
5991 short *retval; | |
5992 | |
5993 if (list == NULL) | |
5994 return NULL; | |
5995 | |
5996 for (count = 0; list[count]; ++count) | |
5997 ; | |
5998 len = (count + 1) * sizeof(short); | |
5999 retval = (short *)alloc((unsigned)len); | |
6000 if (retval != NULL) | |
6001 mch_memmove(retval, list, (size_t)len); | |
6002 | |
6003 return retval; | |
6004 } | |
6005 | |
6006 /* | |
6007 * Check if syntax group "ssp" is in the ID list "list" of "cur_si". | |
6008 * "cur_si" can be NULL if not checking the "containedin" list. | |
6009 * Used to check if a syntax item is in the "contains" or "nextgroup" list of | |
6010 * the current item. | |
6011 * This function is called very often, keep it fast!! | |
6012 */ | |
6013 static int | |
6014 in_id_list(cur_si, list, ssp, contained) | |
6015 stateitem_T *cur_si; /* current item or NULL */ | |
6016 short *list; /* id list */ | |
6017 struct sp_syn *ssp; /* group id and ":syn include" tag of group */ | |
6018 int contained; /* group id is contained */ | |
6019 { | |
6020 int retval; | |
6021 short *scl_list; | |
6022 short item; | |
6023 short id = ssp->id; | |
6024 static int depth = 0; | |
6025 int r; | |
6026 | |
6027 /* If spp has a "containedin" list and "cur_si" is in it, return TRUE. */ | |
36 | 6028 if (cur_si != NULL && ssp->cont_in_list != NULL |
6029 && !(cur_si->si_flags & HL_MATCH)) | |
7 | 6030 { |
6031 /* Ignore transparent items without a contains argument. Double check | |
6032 * that we don't go back past the first one. */ | |
6033 while ((cur_si->si_flags & HL_TRANS_CONT) | |
6034 && cur_si > (stateitem_T *)(current_state.ga_data)) | |
6035 --cur_si; | |
6036 /* cur_si->si_idx is -1 for keywords, these never contain anything. */ | |
6037 if (cur_si->si_idx >= 0 && in_id_list(NULL, ssp->cont_in_list, | |
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|
6038 &(SYN_ITEMS(syn_block)[cur_si->si_idx].sp_syn), |
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|
6039 SYN_ITEMS(syn_block)[cur_si->si_idx].sp_flags & HL_CONTAINED)) |
7 | 6040 return TRUE; |
6041 } | |
6042 | |
6043 if (list == NULL) | |
6044 return FALSE; | |
6045 | |
6046 /* | |
6047 * If list is ID_LIST_ALL, we are in a transparent item that isn't | |
6048 * inside anything. Only allow not-contained groups. | |
6049 */ | |
6050 if (list == ID_LIST_ALL) | |
6051 return !contained; | |
6052 | |
6053 /* | |
6054 * If the first item is "ALLBUT", return TRUE if "id" is NOT in the | |
6055 * contains list. We also require that "id" is at the same ":syn include" | |
6056 * level as the list. | |
6057 */ | |
6058 item = *list; | |
6059 if (item >= SYNID_ALLBUT && item < SYNID_CLUSTER) | |
6060 { | |
6061 if (item < SYNID_TOP) | |
6062 { | |
6063 /* ALL or ALLBUT: accept all groups in the same file */ | |
6064 if (item - SYNID_ALLBUT != ssp->inc_tag) | |
6065 return FALSE; | |
6066 } | |
6067 else if (item < SYNID_CONTAINED) | |
6068 { | |
6069 /* TOP: accept all not-contained groups in the same file */ | |
6070 if (item - SYNID_TOP != ssp->inc_tag || contained) | |
6071 return FALSE; | |
6072 } | |
6073 else | |
6074 { | |
6075 /* CONTAINED: accept all contained groups in the same file */ | |
6076 if (item - SYNID_CONTAINED != ssp->inc_tag || !contained) | |
6077 return FALSE; | |
6078 } | |
6079 item = *++list; | |
6080 retval = FALSE; | |
6081 } | |
6082 else | |
6083 retval = TRUE; | |
6084 | |
6085 /* | |
6086 * Return "retval" if id is in the contains list. | |
6087 */ | |
6088 while (item != 0) | |
6089 { | |
6090 if (item == id) | |
6091 return retval; | |
6092 if (item >= SYNID_CLUSTER) | |
6093 { | |
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6094 scl_list = SYN_CLSTR(syn_block)[item - SYNID_CLUSTER].scl_list; |
7 | 6095 /* restrict recursiveness to 30 to avoid an endless loop for a |
6096 * cluster that includes itself (indirectly) */ | |
6097 if (scl_list != NULL && depth < 30) | |
6098 { | |
6099 ++depth; | |
6100 r = in_id_list(NULL, scl_list, ssp, contained); | |
6101 --depth; | |
6102 if (r) | |
6103 return retval; | |
6104 } | |
6105 } | |
6106 item = *++list; | |
6107 } | |
6108 return !retval; | |
6109 } | |
6110 | |
6111 struct subcommand | |
6112 { | |
6113 char *name; /* subcommand name */ | |
6114 void (*func)__ARGS((exarg_T *, int)); /* function to call */ | |
6115 }; | |
6116 | |
6117 static struct subcommand subcommands[] = | |
6118 { | |
6119 {"case", syn_cmd_case}, | |
6120 {"clear", syn_cmd_clear}, | |
6121 {"cluster", syn_cmd_cluster}, | |
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|
6122 {"conceal", syn_cmd_conceal}, |
7 | 6123 {"enable", syn_cmd_enable}, |
6124 {"include", syn_cmd_include}, | |
6125 {"keyword", syn_cmd_keyword}, | |
6126 {"list", syn_cmd_list}, | |
6127 {"manual", syn_cmd_manual}, | |
6128 {"match", syn_cmd_match}, | |
6129 {"on", syn_cmd_on}, | |
6130 {"off", syn_cmd_off}, | |
6131 {"region", syn_cmd_region}, | |
6132 {"reset", syn_cmd_reset}, | |
419 | 6133 {"spell", syn_cmd_spell}, |
7 | 6134 {"sync", syn_cmd_sync}, |
6135 {"", syn_cmd_list}, | |
6136 {NULL, NULL} | |
6137 }; | |
6138 | |
6139 /* | |
6140 * ":syntax". | |
6141 * This searches the subcommands[] table for the subcommand name, and calls a | |
6142 * syntax_subcommand() function to do the rest. | |
6143 */ | |
6144 void | |
6145 ex_syntax(eap) | |
6146 exarg_T *eap; | |
6147 { | |
6148 char_u *arg = eap->arg; | |
6149 char_u *subcmd_end; | |
6150 char_u *subcmd_name; | |
6151 int i; | |
6152 | |
6153 syn_cmdlinep = eap->cmdlinep; | |
6154 | |
6155 /* isolate subcommand name */ | |
6156 for (subcmd_end = arg; ASCII_ISALPHA(*subcmd_end); ++subcmd_end) | |
6157 ; | |
6158 subcmd_name = vim_strnsave(arg, (int)(subcmd_end - arg)); | |
6159 if (subcmd_name != NULL) | |
6160 { | |
6161 if (eap->skip) /* skip error messages for all subcommands */ | |
6162 ++emsg_skip; | |
6163 for (i = 0; ; ++i) | |
6164 { | |
6165 if (subcommands[i].name == NULL) | |
6166 { | |
6167 EMSG2(_("E410: Invalid :syntax subcommand: %s"), subcmd_name); | |
6168 break; | |
6169 } | |
6170 if (STRCMP(subcmd_name, (char_u *)subcommands[i].name) == 0) | |
6171 { | |
6172 eap->arg = skipwhite(subcmd_end); | |
6173 (subcommands[i].func)(eap, FALSE); | |
6174 break; | |
6175 } | |
6176 } | |
6177 vim_free(subcmd_name); | |
6178 if (eap->skip) | |
6179 --emsg_skip; | |
6180 } | |
6181 } | |
6182 | |
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6183 void |
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6184 ex_ownsyntax(eap) |
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6185 exarg_T *eap; |
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|
6186 { |
2252
a0b5918c33cc
Fixed memory leak in ":ownsyntax".
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|
6187 char_u *old_value; |
a0b5918c33cc
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changeset
|
6188 char_u *new_value; |
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|
6189 |
2250
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6190 if (curwin->w_s == &curwin->w_buffer->b_s) |
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6191 { |
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6192 curwin->w_s = (synblock_T *)alloc(sizeof(synblock_T)); |
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6193 memset(curwin->w_s, 0, sizeof(synblock_T)); |
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6194 #ifdef FEAT_SPELL |
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6195 curwin->w_p_spell = FALSE; /* No spell checking */ |
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6196 clear_string_option(&curwin->w_s->b_p_spc); |
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6197 clear_string_option(&curwin->w_s->b_p_spf); |
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6198 vim_free(curwin->w_s->b_cap_prog); |
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6199 curwin->w_s->b_cap_prog = NULL; |
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|
6200 clear_string_option(&curwin->w_s->b_p_spl); |
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|
6201 #endif |
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|
6202 } |
2252
a0b5918c33cc
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diff
changeset
|
6203 |
a0b5918c33cc
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diff
changeset
|
6204 /* save value of b:current_syntax */ |
a0b5918c33cc
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changeset
|
6205 old_value = get_var_value((char_u *)"b:current_syntax"); |
a0b5918c33cc
Fixed memory leak in ":ownsyntax".
Bram Moolenaar <bram@vim.org>
parents:
2251
diff
changeset
|
6206 if (old_value != NULL) |
a0b5918c33cc
Fixed memory leak in ":ownsyntax".
Bram Moolenaar <bram@vim.org>
parents:
2251
diff
changeset
|
6207 old_value = vim_strsave(old_value); |
a0b5918c33cc
Fixed memory leak in ":ownsyntax".
Bram Moolenaar <bram@vim.org>
parents:
2251
diff
changeset
|
6208 |
a0b5918c33cc
Fixed memory leak in ":ownsyntax".
Bram Moolenaar <bram@vim.org>
parents:
2251
diff
changeset
|
6209 /* Apply the "syntax" autocommand event, this finds and loads the syntax |
a0b5918c33cc
Fixed memory leak in ":ownsyntax".
Bram Moolenaar <bram@vim.org>
parents:
2251
diff
changeset
|
6210 * file. */ |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
6211 apply_autocmds(EVENT_SYNTAX, eap->arg, curbuf->b_fname, TRUE, curbuf); |
2252
a0b5918c33cc
Fixed memory leak in ":ownsyntax".
Bram Moolenaar <bram@vim.org>
parents:
2251
diff
changeset
|
6212 |
a0b5918c33cc
Fixed memory leak in ":ownsyntax".
Bram Moolenaar <bram@vim.org>
parents:
2251
diff
changeset
|
6213 /* move value of b:current_syntax to w:current_syntax */ |
a0b5918c33cc
Fixed memory leak in ":ownsyntax".
Bram Moolenaar <bram@vim.org>
parents:
2251
diff
changeset
|
6214 new_value = get_var_value((char_u *)"b:current_syntax"); |
2256
8b3203df361f
Fix crash for ":ownsyntax". (Dominique Pelle)
Bram Moolenaar <bram@vim.org>
parents:
2253
diff
changeset
|
6215 if (new_value != NULL) |
8b3203df361f
Fix crash for ":ownsyntax". (Dominique Pelle)
Bram Moolenaar <bram@vim.org>
parents:
2253
diff
changeset
|
6216 set_internal_string_var((char_u *)"w:current_syntax", new_value); |
2252
a0b5918c33cc
Fixed memory leak in ":ownsyntax".
Bram Moolenaar <bram@vim.org>
parents:
2251
diff
changeset
|
6217 |
a0b5918c33cc
Fixed memory leak in ":ownsyntax".
Bram Moolenaar <bram@vim.org>
parents:
2251
diff
changeset
|
6218 /* restore value of b:current_syntax */ |
2256
8b3203df361f
Fix crash for ":ownsyntax". (Dominique Pelle)
Bram Moolenaar <bram@vim.org>
parents:
2253
diff
changeset
|
6219 if (old_value == NULL) |
8b3203df361f
Fix crash for ":ownsyntax". (Dominique Pelle)
Bram Moolenaar <bram@vim.org>
parents:
2253
diff
changeset
|
6220 do_unlet((char_u *)"b:current_syntax", TRUE); |
8b3203df361f
Fix crash for ":ownsyntax". (Dominique Pelle)
Bram Moolenaar <bram@vim.org>
parents:
2253
diff
changeset
|
6221 else |
2252
a0b5918c33cc
Fixed memory leak in ":ownsyntax".
Bram Moolenaar <bram@vim.org>
parents:
2251
diff
changeset
|
6222 { |
a0b5918c33cc
Fixed memory leak in ":ownsyntax".
Bram Moolenaar <bram@vim.org>
parents:
2251
diff
changeset
|
6223 set_internal_string_var((char_u *)"b:current_syntax", old_value); |
a0b5918c33cc
Fixed memory leak in ":ownsyntax".
Bram Moolenaar <bram@vim.org>
parents:
2251
diff
changeset
|
6224 vim_free(old_value); |
a0b5918c33cc
Fixed memory leak in ":ownsyntax".
Bram Moolenaar <bram@vim.org>
parents:
2251
diff
changeset
|
6225 } |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
6226 } |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
6227 |
7 | 6228 int |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
6229 syntax_present(win) |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
6230 win_T *win; |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
6231 { |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
6232 return (win->w_s->b_syn_patterns.ga_len != 0 |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
6233 || win->w_s->b_syn_clusters.ga_len != 0 |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
6234 || win->w_s->b_keywtab.ht_used > 0 |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
6235 || win->w_s->b_keywtab_ic.ht_used > 0); |
7 | 6236 } |
6237 | |
6238 #if defined(FEAT_CMDL_COMPL) || defined(PROTO) | |
6239 | |
6240 static enum | |
6241 { | |
6242 EXP_SUBCMD, /* expand ":syn" sub-commands */ | |
6243 EXP_CASE /* expand ":syn case" arguments */ | |
6244 } expand_what; | |
6245 | |
1322 | 6246 /* |
6247 * Reset include_link, include_default, include_none to 0. | |
6248 * Called when we are done expanding. | |
6249 */ | |
6250 void | |
6251 reset_expand_highlight() | |
6252 { | |
6253 include_link = include_default = include_none = 0; | |
6254 } | |
6255 | |
6256 /* | |
6257 * Handle command line completion for :match and :echohl command: Add "None" | |
6258 * as highlight group. | |
6259 */ | |
6260 void | |
6261 set_context_in_echohl_cmd(xp, arg) | |
6262 expand_T *xp; | |
6263 char_u *arg; | |
6264 { | |
6265 xp->xp_context = EXPAND_HIGHLIGHT; | |
6266 xp->xp_pattern = arg; | |
6267 include_none = 1; | |
6268 } | |
7 | 6269 |
6270 /* | |
6271 * Handle command line completion for :syntax command. | |
6272 */ | |
6273 void | |
6274 set_context_in_syntax_cmd(xp, arg) | |
6275 expand_T *xp; | |
6276 char_u *arg; | |
6277 { | |
6278 char_u *p; | |
6279 | |
6280 /* Default: expand subcommands */ | |
6281 xp->xp_context = EXPAND_SYNTAX; | |
6282 expand_what = EXP_SUBCMD; | |
6283 xp->xp_pattern = arg; | |
1322 | 6284 include_link = 0; |
6285 include_default = 0; | |
7 | 6286 |
6287 /* (part of) subcommand already typed */ | |
6288 if (*arg != NUL) | |
6289 { | |
6290 p = skiptowhite(arg); | |
6291 if (*p != NUL) /* past first word */ | |
6292 { | |
6293 xp->xp_pattern = skipwhite(p); | |
6294 if (*skiptowhite(xp->xp_pattern) != NUL) | |
6295 xp->xp_context = EXPAND_NOTHING; | |
6296 else if (STRNICMP(arg, "case", p - arg) == 0) | |
6297 expand_what = EXP_CASE; | |
6298 else if ( STRNICMP(arg, "keyword", p - arg) == 0 | |
6299 || STRNICMP(arg, "region", p - arg) == 0 | |
6300 || STRNICMP(arg, "match", p - arg) == 0 | |
6301 || STRNICMP(arg, "list", p - arg) == 0) | |
6302 xp->xp_context = EXPAND_HIGHLIGHT; | |
6303 else | |
6304 xp->xp_context = EXPAND_NOTHING; | |
6305 } | |
6306 } | |
6307 } | |
6308 | |
6309 static char *(case_args[]) = {"match", "ignore", NULL}; | |
6310 | |
6311 /* | |
6312 * Function given to ExpandGeneric() to obtain the list syntax names for | |
6313 * expansion. | |
6314 */ | |
6315 char_u * | |
6316 get_syntax_name(xp, idx) | |
1883 | 6317 expand_T *xp UNUSED; |
7 | 6318 int idx; |
6319 { | |
6320 if (expand_what == EXP_SUBCMD) | |
6321 return (char_u *)subcommands[idx].name; | |
6322 return (char_u *)case_args[idx]; | |
6323 } | |
6324 | |
6325 #endif /* FEAT_CMDL_COMPL */ | |
6326 | |
6327 /* | |
6328 * Function called for expression evaluation: get syntax ID at file position. | |
6329 */ | |
6330 int | |
1504 | 6331 syn_get_id(wp, lnum, col, trans, spellp, keep_state) |
499 | 6332 win_T *wp; |
7 | 6333 long lnum; |
253 | 6334 colnr_T col; |
2020 | 6335 int trans; /* remove transparency */ |
1504 | 6336 int *spellp; /* return: can do spell checking */ |
6337 int keep_state; /* keep state of char at "col" */ | |
7 | 6338 { |
6339 /* When the position is not after the current position and in the same | |
6340 * line of the same buffer, need to restart parsing. */ | |
499 | 6341 if (wp->w_buffer != syn_buf |
7 | 6342 || lnum != current_lnum |
253 | 6343 || col < current_col) |
499 | 6344 syntax_start(wp, lnum); |
7 | 6345 |
2375
a96dd77ce213
For conceal mode: when two different syntax items follow each other, show the
Bram Moolenaar <bram@vim.org>
parents:
2318
diff
changeset
|
6346 (void)get_syntax_attr(col, spellp, keep_state); |
7 | 6347 |
6348 return (trans ? current_trans_id : current_id); | |
6349 } | |
6350 | |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
6351 #if defined(FEAT_CONCEAL) || defined(PROTO) |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
6352 /* |
2375
a96dd77ce213
For conceal mode: when two different syntax items follow each other, show the
Bram Moolenaar <bram@vim.org>
parents:
2318
diff
changeset
|
6353 * 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>
parents:
2318
diff
changeset
|
6354 * 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>
parents:
2375
diff
changeset
|
6355 * Stores the current item sequence nr in "*seqnrp". |
2375
a96dd77ce213
For conceal mode: when two different syntax items follow each other, show the
Bram Moolenaar <bram@vim.org>
parents:
2318
diff
changeset
|
6356 * Returns the current flags. |
a96dd77ce213
For conceal mode: when two different syntax items follow each other, show the
Bram Moolenaar <bram@vim.org>
parents:
2318
diff
changeset
|
6357 */ |
a96dd77ce213
For conceal mode: when two different syntax items follow each other, show the
Bram Moolenaar <bram@vim.org>
parents:
2318
diff
changeset
|
6358 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
|
6359 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
|
6360 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
|
6361 { |
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
|
6362 *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
|
6363 return current_flags; |
a96dd77ce213
For conceal mode: when two different syntax items follow each other, show the
Bram Moolenaar <bram@vim.org>
parents:
2318
diff
changeset
|
6364 } |
a96dd77ce213
For conceal mode: when two different syntax items follow each other, show the
Bram Moolenaar <bram@vim.org>
parents:
2318
diff
changeset
|
6365 |
a96dd77ce213
For conceal mode: when two different syntax items follow each other, show the
Bram Moolenaar <bram@vim.org>
parents:
2318
diff
changeset
|
6366 /* |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
6367 * Return conceal substitution character |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
6368 */ |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
6369 int |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
6370 syn_get_sub_char() |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
6371 { |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
6372 return current_sub_char; |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
6373 } |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
6374 #endif |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
6375 |
1500 | 6376 #if defined(FEAT_EVAL) || defined(PROTO) |
6377 /* | |
6378 * Return the syntax ID at position "i" in the current stack. | |
6379 * The caller must have called syn_get_id() before to fill the stack. | |
6380 * Returns -1 when "i" is out of range. | |
6381 */ | |
6382 int | |
6383 syn_get_stack_item(i) | |
6384 int i; | |
6385 { | |
1504 | 6386 if (i >= current_state.ga_len) |
6387 { | |
6388 /* Need to invalidate the state, because we didn't properly finish it | |
6389 * for the last character, "keep_state" was TRUE. */ | |
6390 invalidate_current_state(); | |
6391 current_col = MAXCOL; | |
1500 | 6392 return -1; |
1504 | 6393 } |
1500 | 6394 return CUR_STATE(i).si_id; |
6395 } | |
6396 #endif | |
6397 | |
7 | 6398 #if defined(FEAT_FOLDING) || defined(PROTO) |
6399 /* | |
6400 * Function called to get folding level for line "lnum" in window "wp". | |
6401 */ | |
6402 int | |
6403 syn_get_foldlevel(wp, lnum) | |
6404 win_T *wp; | |
6405 long lnum; | |
6406 { | |
6407 int level = 0; | |
6408 int i; | |
6409 | |
6410 /* Return quickly when there are no fold items at all. */ | |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
6411 if (wp->w_s->b_syn_folditems != 0) |
7 | 6412 { |
6413 syntax_start(wp, lnum); | |
6414 | |
6415 for (i = 0; i < current_state.ga_len; ++i) | |
6416 if (CUR_STATE(i).si_flags & HL_FOLD) | |
6417 ++level; | |
6418 } | |
6419 if (level > wp->w_p_fdn) | |
1028 | 6420 { |
7 | 6421 level = wp->w_p_fdn; |
1028 | 6422 if (level < 0) |
6423 level = 0; | |
6424 } | |
7 | 6425 return level; |
6426 } | |
6427 #endif | |
6428 | |
6429 #endif /* FEAT_SYN_HL */ | |
6430 | |
6431 | |
6432 /************************************** | |
6433 * Highlighting stuff * | |
6434 **************************************/ | |
6435 | |
6436 /* | |
6437 * The default highlight groups. These are compiled-in for fast startup and | |
6438 * they still work when the runtime files can't be found. | |
6439 * When making changes here, also change runtime/colors/default.vim! | |
806 | 6440 * The #ifdefs are needed to reduce the amount of static data. Helps to make |
6441 * the 16 bit DOS (museum) version compile. | |
7 | 6442 */ |
2318
9cf111138fb9
Allow synIDattr() getting GUI attributes when build without GUI.
Bram Moolenaar <bram@vim.org>
parents:
2314
diff
changeset
|
6443 #if defined(FEAT_GUI) || defined(FEAT_EVAL) |
809 | 6444 # define CENT(a, b) b |
6445 #else | |
6446 # define CENT(a, b) a | |
6447 #endif | |
7 | 6448 static char *(highlight_init_both[]) = |
6449 { | |
809 | 6450 CENT("ErrorMsg term=standout ctermbg=DarkRed ctermfg=White", |
6451 "ErrorMsg term=standout ctermbg=DarkRed ctermfg=White guibg=Red guifg=White"), | |
6452 CENT("IncSearch term=reverse cterm=reverse", | |
6453 "IncSearch term=reverse cterm=reverse gui=reverse"), | |
6454 CENT("ModeMsg term=bold cterm=bold", | |
6455 "ModeMsg term=bold cterm=bold gui=bold"), | |
6456 CENT("NonText term=bold ctermfg=Blue", | |
6457 "NonText term=bold ctermfg=Blue gui=bold guifg=Blue"), | |
6458 CENT("StatusLine term=reverse,bold cterm=reverse,bold", | |
6459 "StatusLine term=reverse,bold cterm=reverse,bold gui=reverse,bold"), | |
6460 CENT("StatusLineNC term=reverse cterm=reverse", | |
6461 "StatusLineNC term=reverse cterm=reverse gui=reverse"), | |
806 | 6462 #ifdef FEAT_VERTSPLIT |
809 | 6463 CENT("VertSplit term=reverse cterm=reverse", |
6464 "VertSplit term=reverse cterm=reverse gui=reverse"), | |
806 | 6465 #endif |
6466 #ifdef FEAT_CLIPBOARD | |
809 | 6467 CENT("VisualNOS term=underline,bold cterm=underline,bold", |
6468 "VisualNOS term=underline,bold cterm=underline,bold gui=underline,bold"), | |
806 | 6469 #endif |
6470 #ifdef FEAT_DIFF | |
809 | 6471 CENT("DiffText term=reverse cterm=bold ctermbg=Red", |
6472 "DiffText term=reverse cterm=bold ctermbg=Red gui=bold guibg=Red"), | |
806 | 6473 #endif |
6474 #ifdef FEAT_INS_EXPAND | |
809 | 6475 CENT("PmenuThumb cterm=reverse", |
6476 "PmenuThumb cterm=reverse gui=reverse"), | |
6477 CENT("PmenuSbar ctermbg=Grey", | |
6478 "PmenuSbar ctermbg=Grey guibg=Grey"), | |
806 | 6479 #endif |
6480 #ifdef FEAT_WINDOWS | |
809 | 6481 CENT("TabLineSel term=bold cterm=bold", |
6482 "TabLineSel term=bold cterm=bold gui=bold"), | |
6483 CENT("TabLineFill term=reverse cterm=reverse", | |
6484 "TabLineFill term=reverse cterm=reverse gui=reverse"), | |
806 | 6485 #endif |
7 | 6486 #ifdef FEAT_GUI |
6487 "Cursor guibg=fg guifg=bg", | |
809 | 6488 "lCursor guibg=fg guifg=bg", /* should be different, but what? */ |
7 | 6489 #endif |
6490 NULL | |
6491 }; | |
6492 | |
6493 static char *(highlight_init_light[]) = | |
6494 { | |
809 | 6495 CENT("Directory term=bold ctermfg=DarkBlue", |
6496 "Directory term=bold ctermfg=DarkBlue guifg=Blue"), | |
6497 CENT("LineNr term=underline ctermfg=Brown", | |
6498 "LineNr term=underline ctermfg=Brown guifg=Brown"), | |
6499 CENT("MoreMsg term=bold ctermfg=DarkGreen", | |
6500 "MoreMsg term=bold ctermfg=DarkGreen gui=bold guifg=SeaGreen"), | |
6501 CENT("Question term=standout ctermfg=DarkGreen", | |
6502 "Question term=standout ctermfg=DarkGreen gui=bold guifg=SeaGreen"), | |
6503 CENT("Search term=reverse ctermbg=Yellow ctermfg=NONE", | |
6504 "Search term=reverse ctermbg=Yellow ctermfg=NONE guibg=Yellow guifg=NONE"), | |
806 | 6505 #ifdef FEAT_SPELL |
809 | 6506 CENT("SpellBad term=reverse ctermbg=LightRed", |
6507 "SpellBad term=reverse ctermbg=LightRed guisp=Red gui=undercurl"), | |
6508 CENT("SpellCap term=reverse ctermbg=LightBlue", | |
6509 "SpellCap term=reverse ctermbg=LightBlue guisp=Blue gui=undercurl"), | |
6510 CENT("SpellRare term=reverse ctermbg=LightMagenta", | |
6511 "SpellRare term=reverse ctermbg=LightMagenta guisp=Magenta gui=undercurl"), | |
6512 CENT("SpellLocal term=underline ctermbg=Cyan", | |
6513 "SpellLocal term=underline ctermbg=Cyan guisp=DarkCyan gui=undercurl"), | |
806 | 6514 #endif |
6515 #ifdef FEAT_INS_EXPAND | |
809 | 6516 CENT("Pmenu ctermbg=LightMagenta", |
6517 "Pmenu ctermbg=LightMagenta guibg=LightMagenta"), | |
6518 CENT("PmenuSel ctermbg=LightGrey", | |
6519 "PmenuSel ctermbg=LightGrey guibg=Grey"), | |
806 | 6520 #endif |
809 | 6521 CENT("SpecialKey term=bold ctermfg=DarkBlue", |
6522 "SpecialKey term=bold ctermfg=DarkBlue guifg=Blue"), | |
6523 CENT("Title term=bold ctermfg=DarkMagenta", | |
6524 "Title term=bold ctermfg=DarkMagenta gui=bold guifg=Magenta"), | |
6525 CENT("WarningMsg term=standout ctermfg=DarkRed", | |
6526 "WarningMsg term=standout ctermfg=DarkRed guifg=Red"), | |
806 | 6527 #ifdef FEAT_WILDMENU |
809 | 6528 CENT("WildMenu term=standout ctermbg=Yellow ctermfg=Black", |
6529 "WildMenu term=standout ctermbg=Yellow ctermfg=Black guibg=Yellow guifg=Black"), | |
806 | 6530 #endif |
6531 #ifdef FEAT_FOLDING | |
809 | 6532 CENT("Folded term=standout ctermbg=Grey ctermfg=DarkBlue", |
6533 "Folded term=standout ctermbg=Grey ctermfg=DarkBlue guibg=LightGrey guifg=DarkBlue"), | |
6534 CENT("FoldColumn term=standout ctermbg=Grey ctermfg=DarkBlue", | |
6535 "FoldColumn term=standout ctermbg=Grey ctermfg=DarkBlue guibg=Grey guifg=DarkBlue"), | |
806 | 6536 #endif |
6537 #ifdef FEAT_SIGNS | |
809 | 6538 CENT("SignColumn term=standout ctermbg=Grey ctermfg=DarkBlue", |
6539 "SignColumn term=standout ctermbg=Grey ctermfg=DarkBlue guibg=Grey guifg=DarkBlue"), | |
806 | 6540 #endif |
6541 #ifdef FEAT_VISUAL | |
836 | 6542 CENT("Visual term=reverse", |
6543 "Visual term=reverse guibg=LightGrey"), | |
806 | 6544 #endif |
6545 #ifdef FEAT_DIFF | |
809 | 6546 CENT("DiffAdd term=bold ctermbg=LightBlue", |
6547 "DiffAdd term=bold ctermbg=LightBlue guibg=LightBlue"), | |
6548 CENT("DiffChange term=bold ctermbg=LightMagenta", | |
6549 "DiffChange term=bold ctermbg=LightMagenta guibg=LightMagenta"), | |
6550 CENT("DiffDelete term=bold ctermfg=Blue ctermbg=LightCyan", | |
6551 "DiffDelete term=bold ctermfg=Blue ctermbg=LightCyan gui=bold guifg=Blue guibg=LightCyan"), | |
806 | 6552 #endif |
6553 #ifdef FEAT_WINDOWS | |
809 | 6554 CENT("TabLine term=underline cterm=underline ctermfg=black ctermbg=LightGrey", |
6555 "TabLine term=underline cterm=underline ctermfg=black ctermbg=LightGrey gui=underline guibg=LightGrey"), | |
806 | 6556 #endif |
6557 #ifdef FEAT_SYN_HL | |
809 | 6558 CENT("CursorColumn term=reverse ctermbg=LightGrey", |
818 | 6559 "CursorColumn term=reverse ctermbg=LightGrey guibg=Grey90"), |
809 | 6560 CENT("CursorLine term=underline cterm=underline", |
818 | 6561 "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
|
6562 CENT("ColorColumn term=reverse ctermbg=LightRed", |
233eb4412f5d
Added 'colorcolumn' option. Partly by Gregor Uhlenheuer.
Bram Moolenaar <bram@vim.org>
parents:
2311
diff
changeset
|
6563 "ColorColumn term=reverse ctermbg=LightRed guibg=LightRed"), |
806 | 6564 #endif |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
6565 #ifdef FEAT_CONCEAL |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
6566 CENT("Conceal ctermbg=DarkGrey ctermfg=LightGrey", |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
6567 "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
|
6568 #endif |
834 | 6569 #ifdef FEAT_AUTOCMD |
6570 CENT("MatchParen term=reverse ctermbg=Cyan", | |
6571 "MatchParen term=reverse ctermbg=Cyan guibg=Cyan"), | |
6572 #endif | |
806 | 6573 #ifdef FEAT_GUI |
7 | 6574 "Normal gui=NONE", |
806 | 6575 #endif |
7 | 6576 NULL |
6577 }; | |
6578 | |
6579 static char *(highlight_init_dark[]) = | |
6580 { | |
809 | 6581 CENT("Directory term=bold ctermfg=LightCyan", |
6582 "Directory term=bold ctermfg=LightCyan guifg=Cyan"), | |
6583 CENT("LineNr term=underline ctermfg=Yellow", | |
6584 "LineNr term=underline ctermfg=Yellow guifg=Yellow"), | |
6585 CENT("MoreMsg term=bold ctermfg=LightGreen", | |
6586 "MoreMsg term=bold ctermfg=LightGreen gui=bold guifg=SeaGreen"), | |
6587 CENT("Question term=standout ctermfg=LightGreen", | |
6588 "Question term=standout ctermfg=LightGreen gui=bold guifg=Green"), | |
6589 CENT("Search term=reverse ctermbg=Yellow ctermfg=Black", | |
6590 "Search term=reverse ctermbg=Yellow ctermfg=Black guibg=Yellow guifg=Black"), | |
6591 CENT("SpecialKey term=bold ctermfg=LightBlue", | |
6592 "SpecialKey term=bold ctermfg=LightBlue guifg=Cyan"), | |
806 | 6593 #ifdef FEAT_SPELL |
809 | 6594 CENT("SpellBad term=reverse ctermbg=Red", |
6595 "SpellBad term=reverse ctermbg=Red guisp=Red gui=undercurl"), | |
6596 CENT("SpellCap term=reverse ctermbg=Blue", | |
6597 "SpellCap term=reverse ctermbg=Blue guisp=Blue gui=undercurl"), | |
6598 CENT("SpellRare term=reverse ctermbg=Magenta", | |
6599 "SpellRare term=reverse ctermbg=Magenta guisp=Magenta gui=undercurl"), | |
6600 CENT("SpellLocal term=underline ctermbg=Cyan", | |
6601 "SpellLocal term=underline ctermbg=Cyan guisp=Cyan gui=undercurl"), | |
806 | 6602 #endif |
6603 #ifdef FEAT_INS_EXPAND | |
809 | 6604 CENT("Pmenu ctermbg=Magenta", |
6605 "Pmenu ctermbg=Magenta guibg=Magenta"), | |
6606 CENT("PmenuSel ctermbg=DarkGrey", | |
6607 "PmenuSel ctermbg=DarkGrey guibg=DarkGrey"), | |
806 | 6608 #endif |
809 | 6609 CENT("Title term=bold ctermfg=LightMagenta", |
6610 "Title term=bold ctermfg=LightMagenta gui=bold guifg=Magenta"), | |
6611 CENT("WarningMsg term=standout ctermfg=LightRed", | |
6612 "WarningMsg term=standout ctermfg=LightRed guifg=Red"), | |
806 | 6613 #ifdef FEAT_WILDMENU |
809 | 6614 CENT("WildMenu term=standout ctermbg=Yellow ctermfg=Black", |
6615 "WildMenu term=standout ctermbg=Yellow ctermfg=Black guibg=Yellow guifg=Black"), | |
806 | 6616 #endif |
6617 #ifdef FEAT_FOLDING | |
809 | 6618 CENT("Folded term=standout ctermbg=DarkGrey ctermfg=Cyan", |
6619 "Folded term=standout ctermbg=DarkGrey ctermfg=Cyan guibg=DarkGrey guifg=Cyan"), | |
6620 CENT("FoldColumn term=standout ctermbg=DarkGrey ctermfg=Cyan", | |
6621 "FoldColumn term=standout ctermbg=DarkGrey ctermfg=Cyan guibg=Grey guifg=Cyan"), | |
806 | 6622 #endif |
6623 #ifdef FEAT_SIGNS | |
809 | 6624 CENT("SignColumn term=standout ctermbg=DarkGrey ctermfg=Cyan", |
6625 "SignColumn term=standout ctermbg=DarkGrey ctermfg=Cyan guibg=Grey guifg=Cyan"), | |
806 | 6626 #endif |
6627 #ifdef FEAT_VISUAL | |
836 | 6628 CENT("Visual term=reverse", |
6629 "Visual term=reverse guibg=DarkGrey"), | |
806 | 6630 #endif |
6631 #ifdef FEAT_DIFF | |
809 | 6632 CENT("DiffAdd term=bold ctermbg=DarkBlue", |
6633 "DiffAdd term=bold ctermbg=DarkBlue guibg=DarkBlue"), | |
6634 CENT("DiffChange term=bold ctermbg=DarkMagenta", | |
6635 "DiffChange term=bold ctermbg=DarkMagenta guibg=DarkMagenta"), | |
6636 CENT("DiffDelete term=bold ctermfg=Blue ctermbg=DarkCyan", | |
6637 "DiffDelete term=bold ctermfg=Blue ctermbg=DarkCyan gui=bold guifg=Blue guibg=DarkCyan"), | |
806 | 6638 #endif |
6639 #ifdef FEAT_WINDOWS | |
809 | 6640 CENT("TabLine term=underline cterm=underline ctermfg=white ctermbg=DarkGrey", |
6641 "TabLine term=underline cterm=underline ctermfg=white ctermbg=DarkGrey gui=underline guibg=DarkGrey"), | |
806 | 6642 #endif |
6643 #ifdef FEAT_SYN_HL | |
809 | 6644 CENT("CursorColumn term=reverse ctermbg=DarkGrey", |
834 | 6645 "CursorColumn term=reverse ctermbg=DarkGrey guibg=Grey40"), |
809 | 6646 CENT("CursorLine term=underline cterm=underline", |
834 | 6647 "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
|
6648 CENT("ColorColumn term=reverse ctermbg=DarkRed", |
233eb4412f5d
Added 'colorcolumn' option. Partly by Gregor Uhlenheuer.
Bram Moolenaar <bram@vim.org>
parents:
2311
diff
changeset
|
6649 "ColorColumn term=reverse ctermbg=DarkRed guibg=DarkRed"), |
834 | 6650 #endif |
6651 #ifdef FEAT_AUTOCMD | |
6652 CENT("MatchParen term=reverse ctermbg=DarkCyan", | |
6653 "MatchParen term=reverse ctermbg=DarkCyan guibg=DarkCyan"), | |
806 | 6654 #endif |
2250
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
6655 #ifdef FEAT_CONCEAL |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
6656 CENT("Conceal ctermbg=DarkGrey ctermfg=LightGrey", |
1bac28a53fae
Add the conceal patch from Vince Negri.
Bram Moolenaar <bram@vim.org>
parents:
2215
diff
changeset
|
6657 "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
|
6658 #endif |
806 | 6659 #ifdef FEAT_GUI |
7 | 6660 "Normal gui=NONE", |
806 | 6661 #endif |
7 | 6662 NULL |
6663 }; | |
6664 | |
6665 void | |
6666 init_highlight(both, reset) | |
6667 int both; /* include groups where 'bg' doesn't matter */ | |
6668 int reset; /* clear group first */ | |
6669 { | |
6670 int i; | |
6671 char **pp; | |
6672 static int had_both = FALSE; | |
6673 #ifdef FEAT_EVAL | |
6674 char_u *p; | |
6675 | |
6676 /* | |
6677 * Try finding the color scheme file. Used when a color file was loaded | |
6678 * and 'background' or 't_Co' is changed. | |
6679 */ | |
6680 p = get_var_value((char_u *)"g:colors_name"); | |
6681 if (p != NULL && load_colors(p) == OK) | |
6682 return; | |
6683 #endif | |
6684 | |
6685 /* | |
6686 * Didn't use a color file, use the compiled-in colors. | |
6687 */ | |
6688 if (both) | |
6689 { | |
6690 had_both = TRUE; | |
6691 pp = highlight_init_both; | |
6692 for (i = 0; pp[i] != NULL; ++i) | |
6693 do_highlight((char_u *)pp[i], reset, TRUE); | |
6694 } | |
6695 else if (!had_both) | |
6696 /* Don't do anything before the call with both == TRUE from main(). | |
6697 * Not everything has been setup then, and that call will overrule | |
6698 * everything anyway. */ | |
6699 return; | |
6700 | |
6701 if (*p_bg == 'l') | |
6702 pp = highlight_init_light; | |
6703 else | |
6704 pp = highlight_init_dark; | |
6705 for (i = 0; pp[i] != NULL; ++i) | |
6706 do_highlight((char_u *)pp[i], reset, TRUE); | |
6707 | |
836 | 6708 /* Reverse looks ugly, but grey may not work for 8 colors. Thus let it |
844 | 6709 * depend on the number of colors available. |
6710 * With 8 colors brown is equal to yellow, need to use black for Search fg | |
1697 | 6711 * to avoid Statement highlighted text disappears. |
6712 * Clear the attributes, needed when changing the t_Co value. */ | |
527 | 6713 if (t_colors > 8) |
1697 | 6714 do_highlight((char_u *)(*p_bg == 'l' |
6715 ? "Visual cterm=NONE ctermbg=LightGrey" | |
6716 : "Visual cterm=NONE ctermbg=DarkGrey"), FALSE, TRUE); | |
836 | 6717 else |
844 | 6718 { |
1697 | 6719 do_highlight((char_u *)"Visual cterm=reverse ctermbg=NONE", |
6720 FALSE, TRUE); | |
844 | 6721 if (*p_bg == 'l') |
6722 do_highlight((char_u *)"Search ctermfg=black", FALSE, TRUE); | |
6723 } | |
527 | 6724 |
7 | 6725 #ifdef FEAT_SYN_HL |
6726 /* | |
6727 * If syntax highlighting is enabled load the highlighting for it. | |
6728 */ | |
6729 if (get_var_value((char_u *)"g:syntax_on") != NULL) | |
24 | 6730 { |
6731 static int recursive = 0; | |
6732 | |
6733 if (recursive >= 5) | |
6734 EMSG(_("E679: recursive loop loading syncolor.vim")); | |
6735 else | |
6736 { | |
6737 ++recursive; | |
480 | 6738 (void)source_runtime((char_u *)"syntax/syncolor.vim", TRUE); |
24 | 6739 --recursive; |
6740 } | |
6741 } | |
7 | 6742 #endif |
6743 } | |
6744 | |
6745 /* | |
12 | 6746 * Load color file "name". |
7 | 6747 * Return OK for success, FAIL for failure. |
6748 */ | |
6749 int | |
12 | 6750 load_colors(name) |
6751 char_u *name; | |
7 | 6752 { |
6753 char_u *buf; | |
6754 int retval = FAIL; | |
6755 static int recursive = FALSE; | |
6756 | |
6757 /* When being called recursively, this is probably because setting | |
6758 * 'background' caused the highlighting to be reloaded. This means it is | |
6759 * working, thus we should return OK. */ | |
6760 if (recursive) | |
6761 return OK; | |
6762 | |
6763 recursive = TRUE; | |
12 | 6764 buf = alloc((unsigned)(STRLEN(name) + 12)); |
7 | 6765 if (buf != NULL) |
6766 { | |
12 | 6767 sprintf((char *)buf, "colors/%s.vim", name); |
480 | 6768 retval = source_runtime(buf, FALSE); |
7 | 6769 vim_free(buf); |
12 | 6770 #ifdef FEAT_AUTOCMD |
6771 apply_autocmds(EVENT_COLORSCHEME, NULL, NULL, FALSE, curbuf); | |
6772 #endif | |
7 | 6773 } |
6774 recursive = FALSE; | |
6775 | |
6776 return retval; | |
6777 } | |
6778 | |
6779 /* | |
6780 * Handle the ":highlight .." command. | |
6781 * When using ":hi clear" this is called recursively for each group with | |
6782 * "forceit" and "init" both TRUE. | |
6783 */ | |
6784 void | |
6785 do_highlight(line, forceit, init) | |
6786 char_u *line; | |
6787 int forceit; | |
6788 int init; /* TRUE when called for initializing */ | |
6789 { | |
6790 char_u *name_end; | |
6791 char_u *p; | |
6792 char_u *linep; | |
6793 char_u *key_start; | |
6794 char_u *arg_start; | |
6795 char_u *key = NULL, *arg = NULL; | |
6796 long i; | |
6797 int off; | |
6798 int len; | |
6799 int attr; | |
6800 int id; | |
6801 int idx; | |
6802 int dodefault = FALSE; | |
6803 int doclear = FALSE; | |
6804 int dolink = FALSE; | |
6805 int error = FALSE; | |
6806 int color; | |
6807 int is_normal_group = FALSE; /* "Normal" group */ | |
6808 #ifdef FEAT_GUI_X11 | |
6809 int is_menu_group = FALSE; /* "Menu" group */ | |
6810 int is_scrollbar_group = FALSE; /* "Scrollbar" group */ | |
6811 int is_tooltip_group = FALSE; /* "Tooltip" group */ | |
6812 int do_colors = FALSE; /* need to update colors? */ | |
6813 #else | |
6814 # define is_menu_group 0 | |
6815 # define is_tooltip_group 0 | |
6816 #endif | |
6817 | |
6818 /* | |
6819 * If no argument, list current highlighting. | |
6820 */ | |
6821 if (ends_excmd(*line)) | |
6822 { | |
6823 for (i = 1; i <= highlight_ga.ga_len && !got_int; ++i) | |
6824 /* TODO: only call when the group has attributes set */ | |
6825 highlight_list_one((int)i); | |
6826 return; | |
6827 } | |
6828 | |
6829 /* | |
6830 * Isolate the name. | |
6831 */ | |
6832 name_end = skiptowhite(line); | |
6833 linep = skipwhite(name_end); | |
6834 | |
6835 /* | |
6836 * Check for "default" argument. | |
6837 */ | |
6838 if (STRNCMP(line, "default", name_end - line) == 0) | |
6839 { | |
6840 dodefault = TRUE; | |
6841 line = linep; | |
6842 name_end = skiptowhite(line); | |
6843 linep = skipwhite(name_end); | |
6844 } | |
6845 | |
6846 /* | |
6847 * Check for "clear" or "link" argument. | |
6848 */ | |
6849 if (STRNCMP(line, "clear", name_end - line) == 0) | |
6850 doclear = TRUE; | |
6851 if (STRNCMP(line, "link", name_end - line) == 0) | |
6852 dolink = TRUE; | |
6853 | |
6854 /* | |
6855 * ":highlight {group-name}": list highlighting for one group. | |
6856 */ | |
6857 if (!doclear && !dolink && ends_excmd(*linep)) | |
6858 { | |
6859 id = syn_namen2id(line, (int)(name_end - line)); | |
6860 if (id == 0) | |
6861 EMSG2(_("E411: highlight group not found: %s"), line); | |
6862 else | |
6863 highlight_list_one(id); | |
6864 return; | |
6865 } | |
6866 | |
6867 /* | |
6868 * Handle ":highlight link {from} {to}" command. | |
6869 */ | |
6870 if (dolink) | |
6871 { | |
6872 char_u *from_start = linep; | |
6873 char_u *from_end; | |
6874 char_u *to_start; | |
6875 char_u *to_end; | |
6876 int from_id; | |
6877 int to_id; | |
6878 | |
6879 from_end = skiptowhite(from_start); | |
6880 to_start = skipwhite(from_end); | |
6881 to_end = skiptowhite(to_start); | |
6882 | |
6883 if (ends_excmd(*from_start) || ends_excmd(*to_start)) | |
6884 { | |
6885 EMSG2(_("E412: Not enough arguments: \":highlight link %s\""), | |
6886 from_start); | |
6887 return; | |
6888 } | |
6889 | |
6890 if (!ends_excmd(*skipwhite(to_end))) | |
6891 { | |
6892 EMSG2(_("E413: Too many arguments: \":highlight link %s\""), from_start); | |
6893 return; | |
6894 } | |
6895 | |
6896 from_id = syn_check_group(from_start, (int)(from_end - from_start)); | |
6897 if (STRNCMP(to_start, "NONE", 4) == 0) | |
6898 to_id = 0; | |
6899 else | |
6900 to_id = syn_check_group(to_start, (int)(to_end - to_start)); | |
6901 | |
6902 if (from_id > 0 && (!init || HL_TABLE()[from_id - 1].sg_set == 0)) | |
6903 { | |
6904 /* | |
6905 * Don't allow a link when there already is some highlighting | |
6906 * for the group, unless '!' is used | |
6907 */ | |
6908 if (to_id > 0 && !forceit && !init | |
6909 && hl_has_settings(from_id - 1, dodefault)) | |
6910 { | |
6911 if (sourcing_name == NULL && !dodefault) | |
6912 EMSG(_("E414: group has settings, highlight link ignored")); | |
6913 } | |
6914 else | |
6915 { | |
6916 if (!init) | |
6917 HL_TABLE()[from_id - 1].sg_set |= SG_LINK; | |
6918 HL_TABLE()[from_id - 1].sg_link = to_id; | |
448 | 6919 #ifdef FEAT_EVAL |
6920 HL_TABLE()[from_id - 1].sg_scriptID = current_SID; | |
6921 #endif | |
745 | 6922 redraw_all_later(SOME_VALID); |
7 | 6923 } |
6924 } | |
6925 | |
6926 /* Only call highlight_changed() once, after sourcing a syntax file */ | |
6927 need_highlight_changed = TRUE; | |
6928 | |
6929 return; | |
6930 } | |
6931 | |
6932 if (doclear) | |
6933 { | |
6934 /* | |
6935 * ":highlight clear [group]" command. | |
6936 */ | |
6937 line = linep; | |
6938 if (ends_excmd(*line)) | |
6939 { | |
6940 #ifdef FEAT_GUI | |
6941 /* First, we do not destroy the old values, but allocate the new | |
6942 * ones and update the display. THEN we destroy the old values. | |
6943 * If we destroy the old values first, then the old values | |
6944 * (such as GuiFont's or GuiFontset's) will still be displayed but | |
6945 * invalid because they were free'd. | |
6946 */ | |
6947 if (gui.in_use) | |
6948 { | |
6949 # ifdef FEAT_BEVAL_TIP | |
6950 gui_init_tooltip_font(); | |
6951 # endif | |
6952 # if defined(FEAT_MENU) && (defined(FEAT_GUI_ATHENA) || defined(FEAT_GUI_MOTIF)) | |
6953 gui_init_menu_font(); | |
6954 # endif | |
6955 } | |
6956 # if defined(FEAT_GUI_MSWIN) || defined(FEAT_GUI_X11) | |
6957 gui_mch_def_colors(); | |
6958 # endif | |
6959 # ifdef FEAT_GUI_X11 | |
6960 # ifdef FEAT_MENU | |
6961 | |
6962 /* This only needs to be done when there is no Menu highlight | |
6963 * group defined by default, which IS currently the case. | |
6964 */ | |
6965 gui_mch_new_menu_colors(); | |
6966 # endif | |
6967 if (gui.in_use) | |
6968 { | |
6969 gui_new_scrollbar_colors(); | |
6970 # ifdef FEAT_BEVAL | |
6971 gui_mch_new_tooltip_colors(); | |
6972 # endif | |
6973 # ifdef FEAT_MENU | |
6974 gui_mch_new_menu_font(); | |
6975 # endif | |
6976 } | |
6977 # endif | |
6978 | |
6979 /* Ok, we're done allocating the new default graphics items. | |
6980 * The screen should already be refreshed at this point. | |
6981 * It is now Ok to clear out the old data. | |
6982 */ | |
6983 #endif | |
6984 #ifdef FEAT_EVAL | |
148 | 6985 do_unlet((char_u *)"colors_name", TRUE); |
7 | 6986 #endif |
6987 restore_cterm_colors(); | |
6988 | |
6989 /* | |
6990 * Clear all default highlight groups and load the defaults. | |
6991 */ | |
6992 for (idx = 0; idx < highlight_ga.ga_len; ++idx) | |
6993 highlight_clear(idx); | |
6994 init_highlight(TRUE, TRUE); | |
6995 #ifdef FEAT_GUI | |
6996 if (gui.in_use) | |
6997 highlight_gui_started(); | |
6998 #endif | |
6999 highlight_changed(); | |
7000 redraw_later_clear(); | |
7001 return; | |
7002 } | |
7003 name_end = skiptowhite(line); | |
7004 linep = skipwhite(name_end); | |
7005 } | |
7006 | |
7007 /* | |
7008 * Find the group name in the table. If it does not exist yet, add it. | |
7009 */ | |
7010 id = syn_check_group(line, (int)(name_end - line)); | |
7011 if (id == 0) /* failed (out of memory) */ | |
7012 return; | |
7013 idx = id - 1; /* index is ID minus one */ | |
7014 | |
7015 /* Return if "default" was used and the group already has settings. */ | |
7016 if (dodefault && hl_has_settings(idx, TRUE)) | |
7017 return; | |
7018 | |
7019 if (STRCMP(HL_TABLE()[idx].sg_name_u, "NORMAL") == 0) | |
7020 is_normal_group = TRUE; | |
7021 #ifdef FEAT_GUI_X11 | |
7022 else if (STRCMP(HL_TABLE()[idx].sg_name_u, "MENU") == 0) | |
7023 is_menu_group = TRUE; | |
7024 else if (STRCMP(HL_TABLE()[idx].sg_name_u, "SCROLLBAR") == 0) | |
7025 is_scrollbar_group = TRUE; | |
7026 else if (STRCMP(HL_TABLE()[idx].sg_name_u, "TOOLTIP") == 0) | |
7027 is_tooltip_group = TRUE; | |
7028 #endif | |
7029 | |
7030 /* Clear the highlighting for ":hi clear {group}" and ":hi clear". */ | |
7031 if (doclear || (forceit && init)) | |
7032 { | |
7033 highlight_clear(idx); | |
7034 if (!doclear) | |
7035 HL_TABLE()[idx].sg_set = 0; | |
7036 } | |
7037 | |
7038 if (!doclear) | |
7039 while (!ends_excmd(*linep)) | |
7040 { | |
7041 key_start = linep; | |
7042 if (*linep == '=') | |
7043 { | |
7044 EMSG2(_("E415: unexpected equal sign: %s"), key_start); | |
7045 error = TRUE; | |
7046 break; | |
7047 } | |
7048 | |
7049 /* | |
7050 * Isolate the key ("term", "ctermfg", "ctermbg", "font", "guifg" or | |
7051 * "guibg"). | |
7052 */ | |
7053 while (*linep && !vim_iswhite(*linep) && *linep != '=') | |
7054 ++linep; | |
7055 vim_free(key); | |
7056 key = vim_strnsave_up(key_start, (int)(linep - key_start)); | |
7057 if (key == NULL) | |
7058 { | |
7059 error = TRUE; | |
7060 break; | |
7061 } | |
7062 linep = skipwhite(linep); | |
7063 | |
7064 if (STRCMP(key, "NONE") == 0) | |
7065 { | |
7066 if (!init || HL_TABLE()[idx].sg_set == 0) | |
7067 { | |
7068 if (!init) | |
7069 HL_TABLE()[idx].sg_set |= SG_TERM+SG_CTERM+SG_GUI; | |
7070 highlight_clear(idx); | |
7071 } | |
7072 continue; | |
7073 } | |
7074 | |
7075 /* | |
7076 * Check for the equal sign. | |
7077 */ | |
7078 if (*linep != '=') | |
7079 { | |
7080 EMSG2(_("E416: missing equal sign: %s"), key_start); | |
7081 error = TRUE; | |
7082 break; | |
7083 } | |
7084 ++linep; | |
7085 | |
7086 /* | |
7087 * Isolate the argument. | |
7088 */ | |
7089 linep = skipwhite(linep); | |
7090 if (*linep == '\'') /* guifg='color name' */ | |
7091 { | |
7092 arg_start = ++linep; | |
7093 linep = vim_strchr(linep, '\''); | |
7094 if (linep == NULL) | |
7095 { | |
7096 EMSG2(_(e_invarg2), key_start); | |
7097 error = TRUE; | |
7098 break; | |
7099 } | |
7100 } | |
7101 else | |
7102 { | |
7103 arg_start = linep; | |
7104 linep = skiptowhite(linep); | |
7105 } | |
7106 if (linep == arg_start) | |
7107 { | |
7108 EMSG2(_("E417: missing argument: %s"), key_start); | |
7109 error = TRUE; | |
7110 break; | |
7111 } | |
7112 vim_free(arg); | |
7113 arg = vim_strnsave(arg_start, (int)(linep - arg_start)); | |
7114 if (arg == NULL) | |
7115 { | |
7116 error = TRUE; | |
7117 break; | |
7118 } | |
7119 if (*linep == '\'') | |
7120 ++linep; | |
7121 | |
7122 /* | |
7123 * Store the argument. | |
7124 */ | |
7125 if ( STRCMP(key, "TERM") == 0 | |
7126 || STRCMP(key, "CTERM") == 0 | |
7127 || STRCMP(key, "GUI") == 0) | |
7128 { | |
7129 attr = 0; | |
7130 off = 0; | |
7131 while (arg[off] != NUL) | |
7132 { | |
7133 for (i = sizeof(hl_attr_table) / sizeof(int); --i >= 0; ) | |
7134 { | |
7135 len = (int)STRLEN(hl_name_table[i]); | |
7136 if (STRNICMP(arg + off, hl_name_table[i], len) == 0) | |
7137 { | |
7138 attr |= hl_attr_table[i]; | |
7139 off += len; | |
7140 break; | |
7141 } | |
7142 } | |
7143 if (i < 0) | |
7144 { | |
7145 EMSG2(_("E418: Illegal value: %s"), arg); | |
7146 error = TRUE; | |
7147 break; | |
7148 } | |
7149 if (arg[off] == ',') /* another one follows */ | |
7150 ++off; | |
7151 } | |
7152 if (error) | |
7153 break; | |
7154 if (*key == 'T') | |
7155 { | |
7156 if (!init || !(HL_TABLE()[idx].sg_set & SG_TERM)) | |
7157 { | |
7158 if (!init) | |
7159 HL_TABLE()[idx].sg_set |= SG_TERM; | |
7160 HL_TABLE()[idx].sg_term = attr; | |
7161 } | |
7162 } | |
7163 else if (*key == 'C') | |
7164 { | |
7165 if (!init || !(HL_TABLE()[idx].sg_set & SG_CTERM)) | |
7166 { | |
7167 if (!init) | |
7168 HL_TABLE()[idx].sg_set |= SG_CTERM; | |
7169 HL_TABLE()[idx].sg_cterm = attr; | |
7170 HL_TABLE()[idx].sg_cterm_bold = FALSE; | |
7171 } | |
7172 } | |
2318
9cf111138fb9
Allow synIDattr() getting GUI attributes when build without GUI.
Bram Moolenaar <bram@vim.org>
parents:
2314
diff
changeset
|
7173 #if defined(FEAT_GUI) || defined(FEAT_EVAL) |
7 | 7174 else |
7175 { | |
7176 if (!init || !(HL_TABLE()[idx].sg_set & SG_GUI)) | |
7177 { | |
7178 if (!init) | |
7179 HL_TABLE()[idx].sg_set |= SG_GUI; | |
7180 HL_TABLE()[idx].sg_gui = attr; | |
7181 } | |
7182 } | |
7183 #endif | |
7184 } | |
7185 else if (STRCMP(key, "FONT") == 0) | |
7186 { | |
7187 /* in non-GUI fonts are simply ignored */ | |
7188 #ifdef FEAT_GUI | |
7189 if (!gui.shell_created) | |
7190 { | |
7191 /* GUI not started yet, always accept the name. */ | |
7192 vim_free(HL_TABLE()[idx].sg_font_name); | |
7193 HL_TABLE()[idx].sg_font_name = vim_strsave(arg); | |
7194 } | |
7195 else | |
7196 { | |
7197 GuiFont temp_sg_font = HL_TABLE()[idx].sg_font; | |
7198 # ifdef FEAT_XFONTSET | |
7199 GuiFontset temp_sg_fontset = HL_TABLE()[idx].sg_fontset; | |
7200 # endif | |
7201 /* First, save the current font/fontset. | |
7202 * Then try to allocate the font/fontset. | |
7203 * If the allocation fails, HL_TABLE()[idx].sg_font OR | |
7204 * sg_fontset will be set to NOFONT or NOFONTSET respectively. | |
7205 */ | |
7206 | |
7207 HL_TABLE()[idx].sg_font = NOFONT; | |
7208 # ifdef FEAT_XFONTSET | |
7209 HL_TABLE()[idx].sg_fontset = NOFONTSET; | |
7210 # endif | |
7211 hl_do_font(idx, arg, is_normal_group, is_menu_group, | |
7212 is_tooltip_group); | |
7213 | |
7214 # ifdef FEAT_XFONTSET | |
7215 if (HL_TABLE()[idx].sg_fontset != NOFONTSET) | |
7216 { | |
7217 /* New fontset was accepted. Free the old one, if there was | |
7218 * one. | |
7219 */ | |
7220 gui_mch_free_fontset(temp_sg_fontset); | |
7221 vim_free(HL_TABLE()[idx].sg_font_name); | |
7222 HL_TABLE()[idx].sg_font_name = vim_strsave(arg); | |
7223 } | |
7224 else | |
7225 HL_TABLE()[idx].sg_fontset = temp_sg_fontset; | |
7226 # endif | |
7227 if (HL_TABLE()[idx].sg_font != NOFONT) | |
7228 { | |
7229 /* New font was accepted. Free the old one, if there was | |
7230 * one. | |
7231 */ | |
7232 gui_mch_free_font(temp_sg_font); | |
7233 vim_free(HL_TABLE()[idx].sg_font_name); | |
7234 HL_TABLE()[idx].sg_font_name = vim_strsave(arg); | |
7235 } | |
7236 else | |
7237 HL_TABLE()[idx].sg_font = temp_sg_font; | |
7238 } | |
7239 #endif | |
7240 } | |
7241 else if (STRCMP(key, "CTERMFG") == 0 || STRCMP(key, "CTERMBG") == 0) | |
7242 { | |
7243 if (!init || !(HL_TABLE()[idx].sg_set & SG_CTERM)) | |
7244 { | |
7245 if (!init) | |
7246 HL_TABLE()[idx].sg_set |= SG_CTERM; | |
7247 | |
7248 /* When setting the foreground color, and previously the "bold" | |
7249 * flag was set for a light color, reset it now */ | |
7250 if (key[5] == 'F' && HL_TABLE()[idx].sg_cterm_bold) | |
7251 { | |
7252 HL_TABLE()[idx].sg_cterm &= ~HL_BOLD; | |
7253 HL_TABLE()[idx].sg_cterm_bold = FALSE; | |
7254 } | |
7255 | |
7256 if (VIM_ISDIGIT(*arg)) | |
7257 color = atoi((char *)arg); | |
7258 else if (STRICMP(arg, "fg") == 0) | |
7259 { | |
7260 if (cterm_normal_fg_color) | |
7261 color = cterm_normal_fg_color - 1; | |
7262 else | |
7263 { | |
7264 EMSG(_("E419: FG color unknown")); | |
7265 error = TRUE; | |
7266 break; | |
7267 } | |
7268 } | |
7269 else if (STRICMP(arg, "bg") == 0) | |
7270 { | |
7271 if (cterm_normal_bg_color > 0) | |
7272 color = cterm_normal_bg_color - 1; | |
7273 else | |
7274 { | |
7275 EMSG(_("E420: BG color unknown")); | |
7276 error = TRUE; | |
7277 break; | |
7278 } | |
7279 } | |
7280 else | |
7281 { | |
7282 static char *(color_names[28]) = { | |
7283 "Black", "DarkBlue", "DarkGreen", "DarkCyan", | |
7284 "DarkRed", "DarkMagenta", "Brown", "DarkYellow", | |
7285 "Gray", "Grey", | |
7286 "LightGray", "LightGrey", "DarkGray", "DarkGrey", | |
7287 "Blue", "LightBlue", "Green", "LightGreen", | |
7288 "Cyan", "LightCyan", "Red", "LightRed", "Magenta", | |
7289 "LightMagenta", "Yellow", "LightYellow", "White", "NONE"}; | |
7290 static int color_numbers_16[28] = {0, 1, 2, 3, | |
7291 4, 5, 6, 6, | |
7292 7, 7, | |
7293 7, 7, 8, 8, | |
7294 9, 9, 10, 10, | |
7295 11, 11, 12, 12, 13, | |
7296 13, 14, 14, 15, -1}; | |
7297 /* for xterm with 88 colors... */ | |
7298 static int color_numbers_88[28] = {0, 4, 2, 6, | |
7299 1, 5, 32, 72, | |
7300 84, 84, | |
7301 7, 7, 82, 82, | |
7302 12, 43, 10, 61, | |
7303 14, 63, 9, 74, 13, | |
7304 75, 11, 78, 15, -1}; | |
7305 /* for xterm with 256 colors... */ | |
7306 static int color_numbers_256[28] = {0, 4, 2, 6, | |
7307 1, 5, 130, 130, | |
7308 248, 248, | |
7309 7, 7, 242, 242, | |
7310 12, 81, 10, 121, | |
7311 14, 159, 9, 224, 13, | |
7312 225, 11, 229, 15, -1}; | |
7313 /* for terminals with less than 16 colors... */ | |
7314 static int color_numbers_8[28] = {0, 4, 2, 6, | |
7315 1, 5, 3, 3, | |
7316 7, 7, | |
7317 7, 7, 0+8, 0+8, | |
7318 4+8, 4+8, 2+8, 2+8, | |
7319 6+8, 6+8, 1+8, 1+8, 5+8, | |
7320 5+8, 3+8, 3+8, 7+8, -1}; | |
7321 #if defined(__QNXNTO__) | |
7322 static int *color_numbers_8_qansi = color_numbers_8; | |
7323 /* On qnx, the 8 & 16 color arrays are the same */ | |
7324 if (STRNCMP(T_NAME, "qansi", 5) == 0) | |
7325 color_numbers_8_qansi = color_numbers_16; | |
7326 #endif | |
7327 | |
7328 /* reduce calls to STRICMP a bit, it can be slow */ | |
7329 off = TOUPPER_ASC(*arg); | |
7330 for (i = (sizeof(color_names) / sizeof(char *)); --i >= 0; ) | |
7331 if (off == color_names[i][0] | |
7332 && STRICMP(arg + 1, color_names[i] + 1) == 0) | |
7333 break; | |
7334 if (i < 0) | |
7335 { | |
7336 EMSG2(_("E421: Color name or number not recognized: %s"), key_start); | |
7337 error = TRUE; | |
7338 break; | |
7339 } | |
7340 | |
7341 /* Use the _16 table to check if its a valid color name. */ | |
7342 color = color_numbers_16[i]; | |
7343 if (color >= 0) | |
7344 { | |
7345 if (t_colors == 8) | |
7346 { | |
7347 /* t_Co is 8: use the 8 colors table */ | |
7348 #if defined(__QNXNTO__) | |
7349 color = color_numbers_8_qansi[i]; | |
7350 #else | |
7351 color = color_numbers_8[i]; | |
7352 #endif | |
7353 if (key[5] == 'F') | |
7354 { | |
7355 /* set/reset bold attribute to get light foreground | |
7356 * colors (on some terminals, e.g. "linux") */ | |
7357 if (color & 8) | |
7358 { | |
7359 HL_TABLE()[idx].sg_cterm |= HL_BOLD; | |
7360 HL_TABLE()[idx].sg_cterm_bold = TRUE; | |
7361 } | |
7362 else | |
7363 HL_TABLE()[idx].sg_cterm &= ~HL_BOLD; | |
7364 } | |
7365 color &= 7; /* truncate to 8 colors */ | |
7366 } | |
7367 else if (t_colors == 16 || t_colors == 88 | |
7368 || t_colors == 256) | |
7369 { | |
7370 /* | |
7371 * Guess: if the termcap entry ends in 'm', it is | |
7372 * probably an xterm-like terminal. Use the changed | |
7373 * order for colors. | |
7374 */ | |
7375 if (*T_CAF != NUL) | |
7376 p = T_CAF; | |
7377 else | |
7378 p = T_CSF; | |
7379 if (*p != NUL && *(p + STRLEN(p) - 1) == 'm') | |
7380 switch (t_colors) | |
7381 { | |
7382 case 16: | |
7383 color = color_numbers_8[i]; | |
7384 break; | |
7385 case 88: | |
7386 color = color_numbers_88[i]; | |
7387 break; | |
7388 case 256: | |
7389 color = color_numbers_256[i]; | |
7390 break; | |
7391 } | |
7392 } | |
7393 } | |
7394 } | |
2136
431ebc9412a8
updated for version 7.2.418
Bram Moolenaar <bram@zimbu.org>
parents:
2123
diff
changeset
|
7395 /* 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
|
7396 * "NONE", then "color" is -1. */ |
7 | 7397 if (key[5] == 'F') |
7398 { | |
7399 HL_TABLE()[idx].sg_cterm_fg = color + 1; | |
7400 if (is_normal_group) | |
7401 { | |
7402 cterm_normal_fg_color = color + 1; | |
7403 cterm_normal_fg_bold = (HL_TABLE()[idx].sg_cterm & HL_BOLD); | |
7404 #ifdef FEAT_GUI | |
7405 /* Don't do this if the GUI is used. */ | |
7406 if (!gui.in_use && !gui.starting) | |
7407 #endif | |
7408 { | |
7409 must_redraw = CLEAR; | |
2136
431ebc9412a8
updated for version 7.2.418
Bram Moolenaar <bram@zimbu.org>
parents:
2123
diff
changeset
|
7410 if (termcap_active && color >= 0) |
7 | 7411 term_fg_color(color); |
7412 } | |
7413 } | |
7414 } | |
7415 else | |
7416 { | |
7417 HL_TABLE()[idx].sg_cterm_bg = color + 1; | |
7418 if (is_normal_group) | |
7419 { | |
7420 cterm_normal_bg_color = color + 1; | |
7421 #ifdef FEAT_GUI | |
7422 /* Don't mess with 'background' if the GUI is used. */ | |
7423 if (!gui.in_use && !gui.starting) | |
7424 #endif | |
7425 { | |
7426 must_redraw = CLEAR; | |
2136
431ebc9412a8
updated for version 7.2.418
Bram Moolenaar <bram@zimbu.org>
parents:
2123
diff
changeset
|
7427 if (color >= 0) |
431ebc9412a8
updated for version 7.2.418
Bram Moolenaar <bram@zimbu.org>
parents:
2123
diff
changeset
|
7428 { |
431ebc9412a8
updated for version 7.2.418
Bram Moolenaar <bram@zimbu.org>
parents:
2123
diff
changeset
|
7429 if (termcap_active) |
431ebc9412a8
updated for version 7.2.418
Bram Moolenaar <bram@zimbu.org>
parents:
2123
diff
changeset
|
7430 term_bg_color(color); |
431ebc9412a8
updated for version 7.2.418
Bram Moolenaar <bram@zimbu.org>
parents:
2123
diff
changeset
|
7431 if (t_colors < 16) |
431ebc9412a8
updated for version 7.2.418
Bram Moolenaar <bram@zimbu.org>
parents:
2123
diff
changeset
|
7432 i = (color == 0 || color == 4); |
431ebc9412a8
updated for version 7.2.418
Bram Moolenaar <bram@zimbu.org>
parents:
2123
diff
changeset
|
7433 else |
431ebc9412a8
updated for version 7.2.418
Bram Moolenaar <bram@zimbu.org>
parents:
2123
diff
changeset
|
7434 i = (color < 7 || color == 8); |
431ebc9412a8
updated for version 7.2.418
Bram Moolenaar <bram@zimbu.org>
parents:
2123
diff
changeset
|
7435 /* Set the 'background' option if the value is |
431ebc9412a8
updated for version 7.2.418
Bram Moolenaar <bram@zimbu.org>
parents:
2123
diff
changeset
|
7436 * wrong. */ |
431ebc9412a8
updated for version 7.2.418
Bram Moolenaar <bram@zimbu.org>
parents:
2123
diff
changeset
|
7437 if (i != (*p_bg == 'd')) |
431ebc9412a8
updated for version 7.2.418
Bram Moolenaar <bram@zimbu.org>
parents:
2123
diff
changeset
|
7438 set_option_value((char_u *)"bg", 0L, |
431ebc9412a8
updated for version 7.2.418
Bram Moolenaar <bram@zimbu.org>
parents:
2123
diff
changeset
|
7439 i ? (char_u *)"dark" |
431ebc9412a8
updated for version 7.2.418
Bram Moolenaar <bram@zimbu.org>
parents:
2123
diff
changeset
|
7440 : (char_u *)"light", 0); |
431ebc9412a8
updated for version 7.2.418
Bram Moolenaar <bram@zimbu.org>
parents:
2123
diff
changeset
|
7441 } |
7 | 7442 } |
7443 } | |
7444 } | |
7445 } | |
7446 } | |
7447 else if (STRCMP(key, "GUIFG") == 0) | |
7448 { | |
2318
9cf111138fb9
Allow synIDattr() getting GUI attributes when build without GUI.
Bram Moolenaar <bram@vim.org>
parents:
2314
diff
changeset
|
7449 #if defined(FEAT_GUI) || defined(FEAT_EVAL) |
205 | 7450 if (!init || !(HL_TABLE()[idx].sg_set & SG_GUI)) |
7 | 7451 { |
205 | 7452 if (!init) |
7453 HL_TABLE()[idx].sg_set |= SG_GUI; | |
7454 | |
2318
9cf111138fb9
Allow synIDattr() getting GUI attributes when build without GUI.
Bram Moolenaar <bram@vim.org>
parents:
2314
diff
changeset
|
7455 # ifdef FEAT_GUI |
9cf111138fb9
Allow synIDattr() getting GUI attributes when build without GUI.
Bram Moolenaar <bram@vim.org>
parents:
2314
diff
changeset
|
7456 /* In GUI guifg colors are only used when recognized */ |
205 | 7457 i = color_name2handle(arg); |
7458 if (i != INVALCOLOR || STRCMP(arg, "NONE") == 0 || !gui.in_use) | |
7459 { | |
7460 HL_TABLE()[idx].sg_gui_fg = i; | |
2318
9cf111138fb9
Allow synIDattr() getting GUI attributes when build without GUI.
Bram Moolenaar <bram@vim.org>
parents:
2314
diff
changeset
|
7461 # endif |
205 | 7462 vim_free(HL_TABLE()[idx].sg_gui_fg_name); |
7463 if (STRCMP(arg, "NONE")) | |
7464 HL_TABLE()[idx].sg_gui_fg_name = vim_strsave(arg); | |
7465 else | |
7466 HL_TABLE()[idx].sg_gui_fg_name = NULL; | |
2318
9cf111138fb9
Allow synIDattr() getting GUI attributes when build without GUI.
Bram Moolenaar <bram@vim.org>
parents:
2314
diff
changeset
|
7467 # ifdef FEAT_GUI |
9cf111138fb9
Allow synIDattr() getting GUI attributes when build without GUI.
Bram Moolenaar <bram@vim.org>
parents:
2314
diff
changeset
|
7468 # ifdef FEAT_GUI_X11 |
205 | 7469 if (is_menu_group) |
7470 gui.menu_fg_pixel = i; | |
7471 if (is_scrollbar_group) | |
7472 gui.scroll_fg_pixel = i; | |
2318
9cf111138fb9
Allow synIDattr() getting GUI attributes when build without GUI.
Bram Moolenaar <bram@vim.org>
parents:
2314
diff
changeset
|
7473 # ifdef FEAT_BEVAL |
205 | 7474 if (is_tooltip_group) |
7475 gui.tooltip_fg_pixel = i; | |
2318
9cf111138fb9
Allow synIDattr() getting GUI attributes when build without GUI.
Bram Moolenaar <bram@vim.org>
parents:
2314
diff
changeset
|
7476 # endif |
205 | 7477 do_colors = TRUE; |
2318
9cf111138fb9
Allow synIDattr() getting GUI attributes when build without GUI.
Bram Moolenaar <bram@vim.org>
parents:
2314
diff
changeset
|
7478 # endif |
9cf111138fb9
Allow synIDattr() getting GUI attributes when build without GUI.
Bram Moolenaar <bram@vim.org>
parents:
2314
diff
changeset
|
7479 } |
7 | 7480 # endif |
7481 } | |
7482 #endif | |
7483 } | |
7484 else if (STRCMP(key, "GUIBG") == 0) | |
7485 { | |
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diff
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|
7486 #if defined(FEAT_GUI) || defined(FEAT_EVAL) |
205 | 7487 if (!init || !(HL_TABLE()[idx].sg_set & SG_GUI)) |
7 | 7488 { |
205 | 7489 if (!init) |
7490 HL_TABLE()[idx].sg_set |= SG_GUI; | |
7491 | |
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diff
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|
7492 # ifdef FEAT_GUI |
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diff
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|
7493 /* In GUI guifg colors are only used when recognized */ |
205 | 7494 i = color_name2handle(arg); |
7495 if (i != INVALCOLOR || STRCMP(arg, "NONE") == 0 || !gui.in_use) | |
7496 { | |
7497 HL_TABLE()[idx].sg_gui_bg = i; | |
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diff
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|
7498 # endif |
205 | 7499 vim_free(HL_TABLE()[idx].sg_gui_bg_name); |
7500 if (STRCMP(arg, "NONE") != 0) | |
7501 HL_TABLE()[idx].sg_gui_bg_name = vim_strsave(arg); | |
7502 else | |
7503 HL_TABLE()[idx].sg_gui_bg_name = NULL; | |
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diff
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|
7504 # ifdef FEAT_GUI |
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Allow synIDattr() getting GUI attributes when build without GUI.
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|
7505 # ifdef FEAT_GUI_X11 |
205 | 7506 if (is_menu_group) |
7507 gui.menu_bg_pixel = i; | |
7508 if (is_scrollbar_group) | |
7509 gui.scroll_bg_pixel = i; | |
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|
7510 # ifdef FEAT_BEVAL |
205 | 7511 if (is_tooltip_group) |
7512 gui.tooltip_bg_pixel = i; | |
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diff
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|
7513 # endif |
205 | 7514 do_colors = TRUE; |
2318
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diff
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|
7515 # endif |
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|
7516 } |
7 | 7517 # endif |
7518 } | |
205 | 7519 #endif |
7520 } | |
7521 else if (STRCMP(key, "GUISP") == 0) | |
7522 { | |
2318
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Allow synIDattr() getting GUI attributes when build without GUI.
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|
7523 #if defined(FEAT_GUI) || defined(FEAT_EVAL) |
205 | 7524 if (!init || !(HL_TABLE()[idx].sg_set & SG_GUI)) |
7525 { | |
7526 if (!init) | |
7527 HL_TABLE()[idx].sg_set |= SG_GUI; | |
7528 | |
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|
7529 # ifdef FEAT_GUI |
205 | 7530 i = color_name2handle(arg); |
7531 if (i != INVALCOLOR || STRCMP(arg, "NONE") == 0 || !gui.in_use) | |
7532 { | |
7533 HL_TABLE()[idx].sg_gui_sp = i; | |
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|
7534 # endif |
205 | 7535 vim_free(HL_TABLE()[idx].sg_gui_sp_name); |
7536 if (STRCMP(arg, "NONE") != 0) | |
7537 HL_TABLE()[idx].sg_gui_sp_name = vim_strsave(arg); | |
7538 else | |
7539 HL_TABLE()[idx].sg_gui_sp_name = NULL; | |
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Allow synIDattr() getting GUI attributes when build without GUI.
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diff
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|
7540 # ifdef FEAT_GUI |
205 | 7541 } |
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|
7542 # endif |
205 | 7543 } |
7 | 7544 #endif |
7545 } | |
7546 else if (STRCMP(key, "START") == 0 || STRCMP(key, "STOP") == 0) | |
7547 { | |
7548 char_u buf[100]; | |
7549 char_u *tname; | |
7550 | |
7551 if (!init) | |
7552 HL_TABLE()[idx].sg_set |= SG_TERM; | |
7553 | |
7554 /* | |
7555 * The "start" and "stop" arguments can be a literal escape | |
1222 | 7556 * sequence, or a comma separated list of terminal codes. |
7 | 7557 */ |
7558 if (STRNCMP(arg, "t_", 2) == 0) | |
7559 { | |
7560 off = 0; | |
7561 buf[0] = 0; | |
7562 while (arg[off] != NUL) | |
7563 { | |
7564 /* Isolate one termcap name */ | |
7565 for (len = 0; arg[off + len] && | |
7566 arg[off + len] != ','; ++len) | |
7567 ; | |
7568 tname = vim_strnsave(arg + off, len); | |
7569 if (tname == NULL) /* out of memory */ | |
7570 { | |
7571 error = TRUE; | |
7572 break; | |
7573 } | |
7574 /* lookup the escape sequence for the item */ | |
7575 p = get_term_code(tname); | |
7576 vim_free(tname); | |
7577 if (p == NULL) /* ignore non-existing things */ | |
7578 p = (char_u *)""; | |
7579 | |
7580 /* Append it to the already found stuff */ | |
7581 if ((int)(STRLEN(buf) + STRLEN(p)) >= 99) | |
7582 { | |
7583 EMSG2(_("E422: terminal code too long: %s"), arg); | |
7584 error = TRUE; | |
7585 break; | |
7586 } | |
7587 STRCAT(buf, p); | |
7588 | |
7589 /* Advance to the next item */ | |
7590 off += len; | |
7591 if (arg[off] == ',') /* another one follows */ | |
7592 ++off; | |
7593 } | |
7594 } | |
7595 else | |
7596 { | |
7597 /* | |
7598 * Copy characters from arg[] to buf[], translating <> codes. | |
7599 */ | |
7600 for (p = arg, off = 0; off < 100 && *p; ) | |
7601 { | |
7602 len = trans_special(&p, buf + off, FALSE); | |
7603 if (len) /* recognized special char */ | |
7604 off += len; | |
7605 else /* copy as normal char */ | |
7606 buf[off++] = *p++; | |
7607 } | |
7608 buf[off] = NUL; | |
7609 } | |
7610 if (error) | |
7611 break; | |
7612 | |
7613 if (STRCMP(buf, "NONE") == 0) /* resetting the value */ | |
7614 p = NULL; | |
7615 else | |
7616 p = vim_strsave(buf); | |
7617 if (key[2] == 'A') | |
7618 { | |
7619 vim_free(HL_TABLE()[idx].sg_start); | |
7620 HL_TABLE()[idx].sg_start = p; | |
7621 } | |
7622 else | |
7623 { | |
7624 vim_free(HL_TABLE()[idx].sg_stop); | |
7625 HL_TABLE()[idx].sg_stop = p; | |
7626 } | |
7627 } | |
7628 else | |
7629 { | |
7630 EMSG2(_("E423: Illegal argument: %s"), key_start); | |
7631 error = TRUE; | |
7632 break; | |
7633 } | |
7634 | |
7635 /* | |
7636 * When highlighting has been given for a group, don't link it. | |
7637 */ | |
7638 if (!init || !(HL_TABLE()[idx].sg_set & SG_LINK)) | |
7639 HL_TABLE()[idx].sg_link = 0; | |
7640 | |
7641 /* | |
7642 * Continue with next argument. | |
7643 */ | |
7644 linep = skipwhite(linep); | |
7645 } | |
7646 | |
7647 /* | |
7648 * If there is an error, and it's a new entry, remove it from the table. | |
7649 */ | |
7650 if (error && idx == highlight_ga.ga_len) | |
7651 syn_unadd_group(); | |
7652 else | |
7653 { | |
7654 if (is_normal_group) | |
7655 { | |
7656 HL_TABLE()[idx].sg_term_attr = 0; | |
7657 HL_TABLE()[idx].sg_cterm_attr = 0; | |
7658 #ifdef FEAT_GUI | |
7659 HL_TABLE()[idx].sg_gui_attr = 0; | |
7660 /* | |
7661 * Need to update all groups, because they might be using "bg" | |
7662 * and/or "fg", which have been changed now. | |
7663 */ | |
7664 if (gui.in_use) | |
7665 highlight_gui_started(); | |
7666 #endif | |
7667 } | |
7668 #ifdef FEAT_GUI_X11 | |
7669 # ifdef FEAT_MENU | |
7670 else if (is_menu_group) | |
7671 { | |
7672 if (gui.in_use && do_colors) | |
7673 gui_mch_new_menu_colors(); | |
7674 } | |
7675 # endif | |
7676 else if (is_scrollbar_group) | |
7677 { | |
7678 if (gui.in_use && do_colors) | |
7679 gui_new_scrollbar_colors(); | |
7680 } | |
7681 # ifdef FEAT_BEVAL | |
7682 else if (is_tooltip_group) | |
7683 { | |
7684 if (gui.in_use && do_colors) | |
7685 gui_mch_new_tooltip_colors(); | |
7686 } | |
7687 # endif | |
7688 #endif | |
7689 else | |
7690 set_hl_attr(idx); | |
448 | 7691 #ifdef FEAT_EVAL |
7692 HL_TABLE()[idx].sg_scriptID = current_SID; | |
7693 #endif | |
819 | 7694 redraw_all_later(NOT_VALID); |
7 | 7695 } |
7696 vim_free(key); | |
7697 vim_free(arg); | |
7698 | |
7699 /* Only call highlight_changed() once, after sourcing a syntax file */ | |
7700 need_highlight_changed = TRUE; | |
7701 } | |
7702 | |
356 | 7703 #if defined(EXITFREE) || defined(PROTO) |
7704 void | |
7705 free_highlight() | |
7706 { | |
7707 int i; | |
7708 | |
7709 for (i = 0; i < highlight_ga.ga_len; ++i) | |
359 | 7710 { |
356 | 7711 highlight_clear(i); |
359 | 7712 vim_free(HL_TABLE()[i].sg_name); |
7713 vim_free(HL_TABLE()[i].sg_name_u); | |
7714 } | |
356 | 7715 ga_clear(&highlight_ga); |
7716 } | |
7717 #endif | |
7718 | |
7 | 7719 /* |
7720 * Reset the cterm colors to what they were before Vim was started, if | |
7721 * possible. Otherwise reset them to zero. | |
7722 */ | |
7723 void | |
7724 restore_cterm_colors() | |
7725 { | |
7726 #if defined(MSDOS) || (defined(WIN3264) && !defined(FEAT_GUI_W32)) | |
7727 /* Since t_me has been set, this probably means that the user | |
7728 * wants to use this as default colors. Need to reset default | |
7729 * background/foreground colors. */ | |
7730 mch_set_normal_colors(); | |
7731 #else | |
7732 cterm_normal_fg_color = 0; | |
7733 cterm_normal_fg_bold = 0; | |
7734 cterm_normal_bg_color = 0; | |
7735 #endif | |
7736 } | |
7737 | |
7738 /* | |
7739 * Return TRUE if highlight group "idx" has any settings. | |
7740 * When "check_link" is TRUE also check for an existing link. | |
7741 */ | |
7742 static int | |
7743 hl_has_settings(idx, check_link) | |
7744 int idx; | |
7745 int check_link; | |
7746 { | |
7747 return ( HL_TABLE()[idx].sg_term_attr != 0 | |
7748 || HL_TABLE()[idx].sg_cterm_attr != 0 | |
7749 #ifdef FEAT_GUI | |
7750 || HL_TABLE()[idx].sg_gui_attr != 0 | |
7751 #endif | |
7752 || (check_link && (HL_TABLE()[idx].sg_set & SG_LINK))); | |
7753 } | |
7754 | |
7755 /* | |
7756 * Clear highlighting for one group. | |
7757 */ | |
7758 static void | |
7759 highlight_clear(idx) | |
7760 int idx; | |
7761 { | |
7762 HL_TABLE()[idx].sg_term = 0; | |
7763 vim_free(HL_TABLE()[idx].sg_start); | |
7764 HL_TABLE()[idx].sg_start = NULL; | |
7765 vim_free(HL_TABLE()[idx].sg_stop); | |
7766 HL_TABLE()[idx].sg_stop = NULL; | |
7767 HL_TABLE()[idx].sg_term_attr = 0; | |
7768 HL_TABLE()[idx].sg_cterm = 0; | |
7769 HL_TABLE()[idx].sg_cterm_bold = FALSE; | |
7770 HL_TABLE()[idx].sg_cterm_fg = 0; | |
7771 HL_TABLE()[idx].sg_cterm_bg = 0; | |
7772 HL_TABLE()[idx].sg_cterm_attr = 0; | |
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parents:
2314
diff
changeset
|
7773 #if defined(FEAT_GUI) || defined(FEAT_EVAL) |
7 | 7774 HL_TABLE()[idx].sg_gui = 0; |
7775 vim_free(HL_TABLE()[idx].sg_gui_fg_name); | |
7776 HL_TABLE()[idx].sg_gui_fg_name = NULL; | |
7777 vim_free(HL_TABLE()[idx].sg_gui_bg_name); | |
7778 HL_TABLE()[idx].sg_gui_bg_name = NULL; | |
205 | 7779 vim_free(HL_TABLE()[idx].sg_gui_sp_name); |
7780 HL_TABLE()[idx].sg_gui_sp_name = NULL; | |
2318
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diff
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|
7781 #endif |
9cf111138fb9
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diff
changeset
|
7782 #ifdef FEAT_GUI |
9cf111138fb9
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diff
changeset
|
7783 HL_TABLE()[idx].sg_gui_fg = INVALCOLOR; |
9cf111138fb9
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parents:
2314
diff
changeset
|
7784 HL_TABLE()[idx].sg_gui_bg = INVALCOLOR; |
9cf111138fb9
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2314
diff
changeset
|
7785 HL_TABLE()[idx].sg_gui_sp = INVALCOLOR; |
7 | 7786 gui_mch_free_font(HL_TABLE()[idx].sg_font); |
7787 HL_TABLE()[idx].sg_font = NOFONT; | |
7788 # ifdef FEAT_XFONTSET | |
7789 gui_mch_free_fontset(HL_TABLE()[idx].sg_fontset); | |
7790 HL_TABLE()[idx].sg_fontset = NOFONTSET; | |
7791 # endif | |
7792 vim_free(HL_TABLE()[idx].sg_font_name); | |
7793 HL_TABLE()[idx].sg_font_name = NULL; | |
7794 HL_TABLE()[idx].sg_gui_attr = 0; | |
7795 #endif | |
448 | 7796 #ifdef FEAT_EVAL |
7797 /* Clear the script ID only when there is no link, since that is not | |
7798 * cleared. */ | |
7799 if (HL_TABLE()[idx].sg_link == 0) | |
7800 HL_TABLE()[idx].sg_scriptID = 0; | |
7801 #endif | |
7 | 7802 } |
7803 | |
7804 #if defined(FEAT_GUI) || defined(PROTO) | |
7805 /* | |
7806 * Set the normal foreground and background colors according to the "Normal" | |
2020 | 7807 * highlighting group. For X11 also set "Menu", "Scrollbar", and |
7 | 7808 * "Tooltip" colors. |
7809 */ | |
7810 void | |
7811 set_normal_colors() | |
7812 { | |
7813 if (set_group_colors((char_u *)"Normal", | |
205 | 7814 &gui.norm_pixel, &gui.back_pixel, |
7815 FALSE, TRUE, FALSE)) | |
7 | 7816 { |
7817 gui_mch_new_colors(); | |
7818 must_redraw = CLEAR; | |
7819 } | |
7820 #ifdef FEAT_GUI_X11 | |
7821 if (set_group_colors((char_u *)"Menu", | |
205 | 7822 &gui.menu_fg_pixel, &gui.menu_bg_pixel, |
7823 TRUE, FALSE, FALSE)) | |
7 | 7824 { |
7825 # ifdef FEAT_MENU | |
7826 gui_mch_new_menu_colors(); | |
7827 # endif | |
7828 must_redraw = CLEAR; | |
7829 } | |
7830 # ifdef FEAT_BEVAL | |
7831 if (set_group_colors((char_u *)"Tooltip", | |
7832 &gui.tooltip_fg_pixel, &gui.tooltip_bg_pixel, | |
7833 FALSE, FALSE, TRUE)) | |
7834 { | |
7835 # ifdef FEAT_TOOLBAR | |
7836 gui_mch_new_tooltip_colors(); | |
7837 # endif | |
7838 must_redraw = CLEAR; | |
7839 } | |
7840 #endif | |
7841 if (set_group_colors((char_u *)"Scrollbar", | |
205 | 7842 &gui.scroll_fg_pixel, &gui.scroll_bg_pixel, |
7843 FALSE, FALSE, FALSE)) | |
7 | 7844 { |
7845 gui_new_scrollbar_colors(); | |
7846 must_redraw = CLEAR; | |
7847 } | |
7848 #endif | |
7849 } | |
7850 | |
7851 /* | |
7852 * Set the colors for "Normal", "Menu", "Tooltip" or "Scrollbar". | |
7853 */ | |
7854 static int | |
7855 set_group_colors(name, fgp, bgp, do_menu, use_norm, do_tooltip) | |
7856 char_u *name; | |
7857 guicolor_T *fgp; | |
7858 guicolor_T *bgp; | |
7859 int do_menu; | |
7860 int use_norm; | |
7861 int do_tooltip; | |
7862 { | |
7863 int idx; | |
7864 | |
7865 idx = syn_name2id(name) - 1; | |
7866 if (idx >= 0) | |
7867 { | |
7868 gui_do_one_color(idx, do_menu, do_tooltip); | |
7869 | |
7870 if (HL_TABLE()[idx].sg_gui_fg != INVALCOLOR) | |
7871 *fgp = HL_TABLE()[idx].sg_gui_fg; | |
7872 else if (use_norm) | |
7873 *fgp = gui.def_norm_pixel; | |
7874 if (HL_TABLE()[idx].sg_gui_bg != INVALCOLOR) | |
7875 *bgp = HL_TABLE()[idx].sg_gui_bg; | |
7876 else if (use_norm) | |
7877 *bgp = gui.def_back_pixel; | |
7878 return TRUE; | |
7879 } | |
7880 return FALSE; | |
7881 } | |
7882 | |
7883 /* | |
7884 * Get the font of the "Normal" group. | |
7885 * Returns "" when it's not found or not set. | |
7886 */ | |
7887 char_u * | |
7888 hl_get_font_name() | |
7889 { | |
7890 int id; | |
7891 char_u *s; | |
7892 | |
7893 id = syn_name2id((char_u *)"Normal"); | |
7894 if (id > 0) | |
7895 { | |
7896 s = HL_TABLE()[id - 1].sg_font_name; | |
7897 if (s != NULL) | |
7898 return s; | |
7899 } | |
7900 return (char_u *)""; | |
7901 } | |
7902 | |
7903 /* | |
7904 * Set font for "Normal" group. Called by gui_mch_init_font() when a font has | |
7905 * actually chosen to be used. | |
7906 */ | |
7907 void | |
7908 hl_set_font_name(font_name) | |
7909 char_u *font_name; | |
7910 { | |
7911 int id; | |
7912 | |
7913 id = syn_name2id((char_u *)"Normal"); | |
7914 if (id > 0) | |
7915 { | |
7916 vim_free(HL_TABLE()[id - 1].sg_font_name); | |
7917 HL_TABLE()[id - 1].sg_font_name = vim_strsave(font_name); | |
7918 } | |
7919 } | |
7920 | |
7921 /* | |
7922 * Set background color for "Normal" group. Called by gui_set_bg_color() | |
7923 * when the color is known. | |
7924 */ | |
7925 void | |
7926 hl_set_bg_color_name(name) | |
7927 char_u *name; /* must have been allocated */ | |
7928 { | |
7929 int id; | |
7930 | |
7931 if (name != NULL) | |
7932 { | |
7933 id = syn_name2id((char_u *)"Normal"); | |
7934 if (id > 0) | |
7935 { | |
7936 vim_free(HL_TABLE()[id - 1].sg_gui_bg_name); | |
7937 HL_TABLE()[id - 1].sg_gui_bg_name = name; | |
7938 } | |
7939 } | |
7940 } | |
7941 | |
7942 /* | |
7943 * Set foreground color for "Normal" group. Called by gui_set_fg_color() | |
7944 * when the color is known. | |
7945 */ | |
7946 void | |
7947 hl_set_fg_color_name(name) | |
7948 char_u *name; /* must have been allocated */ | |
7949 { | |
7950 int id; | |
7951 | |
7952 if (name != NULL) | |
7953 { | |
7954 id = syn_name2id((char_u *)"Normal"); | |
7955 if (id > 0) | |
7956 { | |
7957 vim_free(HL_TABLE()[id - 1].sg_gui_fg_name); | |
7958 HL_TABLE()[id - 1].sg_gui_fg_name = name; | |
7959 } | |
7960 } | |
7961 } | |
7962 | |
7963 /* | |
7964 * Return the handle for a color name. | |
7965 * Returns INVALCOLOR when failed. | |
7966 */ | |
7967 static guicolor_T | |
7968 color_name2handle(name) | |
7969 char_u *name; | |
7970 { | |
7971 if (STRCMP(name, "NONE") == 0) | |
7972 return INVALCOLOR; | |
7973 | |
7974 if (STRICMP(name, "fg") == 0 || STRICMP(name, "foreground") == 0) | |
7975 return gui.norm_pixel; | |
7976 if (STRICMP(name, "bg") == 0 || STRICMP(name, "background") == 0) | |
7977 return gui.back_pixel; | |
7978 | |
7979 return gui_get_color(name); | |
7980 } | |
7981 | |
7982 /* | |
7983 * Return the handle for a font name. | |
7984 * Returns NOFONT when failed. | |
7985 */ | |
7986 static GuiFont | |
7987 font_name2handle(name) | |
7988 char_u *name; | |
7989 { | |
7990 if (STRCMP(name, "NONE") == 0) | |
7991 return NOFONT; | |
7992 | |
7993 return gui_mch_get_font(name, TRUE); | |
7994 } | |
7995 | |
7996 # ifdef FEAT_XFONTSET | |
7997 /* | |
7998 * Return the handle for a fontset name. | |
7999 * Returns NOFONTSET when failed. | |
8000 */ | |
8001 static GuiFontset | |
8002 fontset_name2handle(name, fixed_width) | |
8003 char_u *name; | |
8004 int fixed_width; | |
8005 { | |
8006 if (STRCMP(name, "NONE") == 0) | |
8007 return NOFONTSET; | |
8008 | |
8009 return gui_mch_get_fontset(name, TRUE, fixed_width); | |
8010 } | |
8011 # endif | |
8012 | |
8013 /* | |
8014 * Get the font or fontset for one highlight group. | |
8015 */ | |
8016 static void | |
8017 hl_do_font(idx, arg, do_normal, do_menu, do_tooltip) | |
8018 int idx; | |
8019 char_u *arg; | |
1883 | 8020 int do_normal; /* set normal font */ |
8021 int do_menu UNUSED; /* set menu font */ | |
8022 int do_tooltip UNUSED; /* set tooltip font */ | |
7 | 8023 { |
8024 # ifdef FEAT_XFONTSET | |
8025 /* If 'guifontset' is not empty, first try using the name as a | |
8026 * fontset. If that doesn't work, use it as a font name. */ | |
8027 if (*p_guifontset != NUL | |
8028 # ifdef FONTSET_ALWAYS | |
8029 || do_menu | |
8030 # endif | |
8031 # ifdef FEAT_BEVAL_TIP | |
8032 /* In Athena & Motif, the Tooltip highlight group is always a fontset */ | |
8033 || do_tooltip | |
8034 # endif | |
8035 ) | |
8036 HL_TABLE()[idx].sg_fontset = fontset_name2handle(arg, 0 | |
8037 # ifdef FONTSET_ALWAYS | |
8038 || do_menu | |
8039 # endif | |
8040 # ifdef FEAT_BEVAL_TIP | |
8041 || do_tooltip | |
8042 # endif | |
8043 ); | |
8044 if (HL_TABLE()[idx].sg_fontset != NOFONTSET) | |
8045 { | |
8046 /* If it worked and it's the Normal group, use it as the | |
8047 * normal fontset. Same for the Menu group. */ | |
8048 if (do_normal) | |
8049 gui_init_font(arg, TRUE); | |
8050 # if (defined(FEAT_GUI_MOTIF) || defined(FEAT_GUI_ATHENA)) && defined(FEAT_MENU) | |
8051 if (do_menu) | |
8052 { | |
8053 # ifdef FONTSET_ALWAYS | |
8054 gui.menu_fontset = HL_TABLE()[idx].sg_fontset; | |
8055 # else | |
8056 /* YIKES! This is a bug waiting to crash the program */ | |
8057 gui.menu_font = HL_TABLE()[idx].sg_fontset; | |
8058 # endif | |
8059 gui_mch_new_menu_font(); | |
8060 } | |
8061 # ifdef FEAT_BEVAL | |
8062 if (do_tooltip) | |
8063 { | |
8064 /* The Athena widget set cannot currently handle switching between | |
8065 * displaying a single font and a fontset. | |
8066 * If the XtNinternational resource is set to True at widget | |
1222 | 8067 * creation, then a fontset is always used, otherwise an |
7 | 8068 * XFontStruct is used. |
8069 */ | |
8070 gui.tooltip_fontset = (XFontSet)HL_TABLE()[idx].sg_fontset; | |
8071 gui_mch_new_tooltip_font(); | |
8072 } | |
8073 # endif | |
8074 # endif | |
8075 } | |
8076 else | |
8077 # endif | |
8078 { | |
8079 HL_TABLE()[idx].sg_font = font_name2handle(arg); | |
8080 /* If it worked and it's the Normal group, use it as the | |
8081 * normal font. Same for the Menu group. */ | |
8082 if (HL_TABLE()[idx].sg_font != NOFONT) | |
8083 { | |
8084 if (do_normal) | |
8085 gui_init_font(arg, FALSE); | |
8086 #ifndef FONTSET_ALWAYS | |
8087 # if (defined(FEAT_GUI_MOTIF) || defined(FEAT_GUI_ATHENA)) && defined(FEAT_MENU) | |
8088 if (do_menu) | |
8089 { | |
8090 gui.menu_font = HL_TABLE()[idx].sg_font; | |
8091 gui_mch_new_menu_font(); | |
8092 } | |
8093 # endif | |
8094 #endif | |
8095 } | |
8096 } | |
8097 } | |
8098 | |
8099 #endif /* FEAT_GUI */ | |
8100 | |
8101 /* | |
8102 * Table with the specifications for an attribute number. | |
8103 * Note that this table is used by ALL buffers. This is required because the | |
8104 * GUI can redraw at any time for any buffer. | |
8105 */ | |
298 | 8106 static garray_T term_attr_table = {0, 0, 0, 0, NULL}; |
7 | 8107 |
8108 #define TERM_ATTR_ENTRY(idx) ((attrentry_T *)term_attr_table.ga_data)[idx] | |
8109 | |
298 | 8110 static garray_T cterm_attr_table = {0, 0, 0, 0, NULL}; |
7 | 8111 |
8112 #define CTERM_ATTR_ENTRY(idx) ((attrentry_T *)cterm_attr_table.ga_data)[idx] | |
8113 | |
8114 #ifdef FEAT_GUI | |
298 | 8115 static garray_T gui_attr_table = {0, 0, 0, 0, NULL}; |
7 | 8116 |
8117 #define GUI_ATTR_ENTRY(idx) ((attrentry_T *)gui_attr_table.ga_data)[idx] | |
8118 #endif | |
8119 | |
8120 /* | |
8121 * Return the attr number for a set of colors and font. | |
8122 * Add a new entry to the term_attr_table, cterm_attr_table or gui_attr_table | |
8123 * if the combination is new. | |
8124 * Return 0 for error (no more room). | |
8125 */ | |
8126 static int | |
8127 get_attr_entry(table, aep) | |
8128 garray_T *table; | |
8129 attrentry_T *aep; | |
8130 { | |
8131 int i; | |
359 | 8132 attrentry_T *taep; |
7 | 8133 static int recursive = FALSE; |
8134 | |
8135 /* | |
8136 * Init the table, in case it wasn't done yet. | |
8137 */ | |
8138 table->ga_itemsize = sizeof(attrentry_T); | |
8139 table->ga_growsize = 7; | |
8140 | |
8141 /* | |
8142 * Try to find an entry with the same specifications. | |
8143 */ | |
8144 for (i = 0; i < table->ga_len; ++i) | |
8145 { | |
359 | 8146 taep = &(((attrentry_T *)table->ga_data)[i]); |
8147 if ( aep->ae_attr == taep->ae_attr | |
7 | 8148 && ( |
8149 #ifdef FEAT_GUI | |
8150 (table == &gui_attr_table | |
359 | 8151 && (aep->ae_u.gui.fg_color == taep->ae_u.gui.fg_color |
8152 && aep->ae_u.gui.bg_color | |
8153 == taep->ae_u.gui.bg_color | |
8154 && aep->ae_u.gui.sp_color | |
8155 == taep->ae_u.gui.sp_color | |
8156 && aep->ae_u.gui.font == taep->ae_u.gui.font | |
7 | 8157 # ifdef FEAT_XFONTSET |
359 | 8158 && aep->ae_u.gui.fontset == taep->ae_u.gui.fontset |
7 | 8159 # endif |
8160 )) | |
8161 || | |
8162 #endif | |
8163 (table == &term_attr_table | |
359 | 8164 && (aep->ae_u.term.start == NULL) |
8165 == (taep->ae_u.term.start == NULL) | |
7 | 8166 && (aep->ae_u.term.start == NULL |
8167 || STRCMP(aep->ae_u.term.start, | |
359 | 8168 taep->ae_u.term.start) == 0) |
8169 && (aep->ae_u.term.stop == NULL) | |
8170 == (taep->ae_u.term.stop == NULL) | |
7 | 8171 && (aep->ae_u.term.stop == NULL |
8172 || STRCMP(aep->ae_u.term.stop, | |
359 | 8173 taep->ae_u.term.stop) == 0)) |
7 | 8174 || (table == &cterm_attr_table |
359 | 8175 && aep->ae_u.cterm.fg_color |
8176 == taep->ae_u.cterm.fg_color | |
8177 && aep->ae_u.cterm.bg_color | |
8178 == taep->ae_u.cterm.bg_color) | |
7 | 8179 )) |
8180 | |
8181 return i + ATTR_OFF; | |
8182 } | |
8183 | |
271 | 8184 if (table->ga_len + ATTR_OFF > MAX_TYPENR) |
7 | 8185 { |
8186 /* | |
8187 * Running out of attribute entries! remove all attributes, and | |
8188 * compute new ones for all groups. | |
8189 * When called recursively, we are really out of numbers. | |
8190 */ | |
8191 if (recursive) | |
8192 { | |
8193 EMSG(_("E424: Too many different highlighting attributes in use")); | |
8194 return 0; | |
8195 } | |
8196 recursive = TRUE; | |
8197 | |
359 | 8198 clear_hl_tables(); |
8199 | |
7 | 8200 must_redraw = CLEAR; |
8201 | |
8202 for (i = 0; i < highlight_ga.ga_len; ++i) | |
8203 set_hl_attr(i); | |
8204 | |
8205 recursive = FALSE; | |
8206 } | |
8207 | |
8208 /* | |
8209 * This is a new combination of colors and font, add an entry. | |
8210 */ | |
8211 if (ga_grow(table, 1) == FAIL) | |
8212 return 0; | |
8213 | |
359 | 8214 taep = &(((attrentry_T *)table->ga_data)[table->ga_len]); |
8215 vim_memset(taep, 0, sizeof(attrentry_T)); | |
8216 taep->ae_attr = aep->ae_attr; | |
7 | 8217 #ifdef FEAT_GUI |
8218 if (table == &gui_attr_table) | |
8219 { | |
359 | 8220 taep->ae_u.gui.fg_color = aep->ae_u.gui.fg_color; |
8221 taep->ae_u.gui.bg_color = aep->ae_u.gui.bg_color; | |
8222 taep->ae_u.gui.sp_color = aep->ae_u.gui.sp_color; | |
8223 taep->ae_u.gui.font = aep->ae_u.gui.font; | |
7 | 8224 # ifdef FEAT_XFONTSET |
359 | 8225 taep->ae_u.gui.fontset = aep->ae_u.gui.fontset; |
7 | 8226 # endif |
8227 } | |
8228 #endif | |
8229 if (table == &term_attr_table) | |
8230 { | |
8231 if (aep->ae_u.term.start == NULL) | |
359 | 8232 taep->ae_u.term.start = NULL; |
7 | 8233 else |
359 | 8234 taep->ae_u.term.start = vim_strsave(aep->ae_u.term.start); |
7 | 8235 if (aep->ae_u.term.stop == NULL) |
359 | 8236 taep->ae_u.term.stop = NULL; |
7 | 8237 else |
359 | 8238 taep->ae_u.term.stop = vim_strsave(aep->ae_u.term.stop); |
7 | 8239 } |
8240 else if (table == &cterm_attr_table) | |
8241 { | |
359 | 8242 taep->ae_u.cterm.fg_color = aep->ae_u.cterm.fg_color; |
8243 taep->ae_u.cterm.bg_color = aep->ae_u.cterm.bg_color; | |
7 | 8244 } |
8245 ++table->ga_len; | |
8246 return (table->ga_len - 1 + ATTR_OFF); | |
8247 } | |
8248 | |
359 | 8249 /* |
8250 * Clear all highlight tables. | |
8251 */ | |
8252 void | |
8253 clear_hl_tables() | |
8254 { | |
8255 int i; | |
8256 attrentry_T *taep; | |
8257 | |
8258 #ifdef FEAT_GUI | |
8259 ga_clear(&gui_attr_table); | |
8260 #endif | |
8261 for (i = 0; i < term_attr_table.ga_len; ++i) | |
8262 { | |
8263 taep = &(((attrentry_T *)term_attr_table.ga_data)[i]); | |
8264 vim_free(taep->ae_u.term.start); | |
8265 vim_free(taep->ae_u.term.stop); | |
8266 } | |
8267 ga_clear(&term_attr_table); | |
8268 ga_clear(&cterm_attr_table); | |
8269 } | |
8270 | |
745 | 8271 #if defined(FEAT_SYN_HL) || defined(FEAT_SPELL) || defined(PROTO) |
221 | 8272 /* |
348 | 8273 * Combine special attributes (e.g., for spelling) with other attributes |
8274 * (e.g., for syntax highlighting). | |
8275 * "prim_attr" overrules "char_attr". | |
221 | 8276 * This creates a new group when required. |
8277 * Since we expect there to be few spelling mistakes we don't cache the | |
8278 * result. | |
8279 * Return the resulting attributes. | |
8280 */ | |
8281 int | |
348 | 8282 hl_combine_attr(char_attr, prim_attr) |
221 | 8283 int char_attr; |
348 | 8284 int prim_attr; |
221 | 8285 { |
8286 attrentry_T *char_aep = NULL; | |
8287 attrentry_T *spell_aep; | |
8288 attrentry_T new_en; | |
8289 | |
8290 if (char_attr == 0) | |
348 | 8291 return prim_attr; |
8292 if (char_attr <= HL_ALL && prim_attr <= HL_ALL) | |
8293 return char_attr | prim_attr; | |
221 | 8294 #ifdef FEAT_GUI |
8295 if (gui.in_use) | |
8296 { | |
8297 if (char_attr > HL_ALL) | |
8298 char_aep = syn_gui_attr2entry(char_attr); | |
8299 if (char_aep != NULL) | |
8300 new_en = *char_aep; | |
8301 else | |
8302 { | |
8303 vim_memset(&new_en, 0, sizeof(new_en)); | |
548 | 8304 new_en.ae_u.gui.fg_color = INVALCOLOR; |
8305 new_en.ae_u.gui.bg_color = INVALCOLOR; | |
8306 new_en.ae_u.gui.sp_color = INVALCOLOR; | |
221 | 8307 if (char_attr <= HL_ALL) |
8308 new_en.ae_attr = char_attr; | |
8309 } | |
8310 | |
348 | 8311 if (prim_attr <= HL_ALL) |
8312 new_en.ae_attr |= prim_attr; | |
221 | 8313 else |
8314 { | |
348 | 8315 spell_aep = syn_gui_attr2entry(prim_attr); |
221 | 8316 if (spell_aep != NULL) |
8317 { | |
8318 new_en.ae_attr |= spell_aep->ae_attr; | |
8319 if (spell_aep->ae_u.gui.fg_color != INVALCOLOR) | |
8320 new_en.ae_u.gui.fg_color = spell_aep->ae_u.gui.fg_color; | |
8321 if (spell_aep->ae_u.gui.bg_color != INVALCOLOR) | |
8322 new_en.ae_u.gui.bg_color = spell_aep->ae_u.gui.bg_color; | |
8323 if (spell_aep->ae_u.gui.sp_color != INVALCOLOR) | |
8324 new_en.ae_u.gui.sp_color = spell_aep->ae_u.gui.sp_color; | |
8325 if (spell_aep->ae_u.gui.font != NOFONT) | |
8326 new_en.ae_u.gui.font = spell_aep->ae_u.gui.font; | |
8327 # ifdef FEAT_XFONTSET | |
8328 if (spell_aep->ae_u.gui.fontset != NOFONTSET) | |
8329 new_en.ae_u.gui.fontset = spell_aep->ae_u.gui.fontset; | |
8330 # endif | |
8331 } | |
8332 } | |
8333 return get_attr_entry(&gui_attr_table, &new_en); | |
8334 } | |
8335 #endif | |
8336 | |
8337 if (t_colors > 1) | |
8338 { | |
8339 if (char_attr > HL_ALL) | |
8340 char_aep = syn_cterm_attr2entry(char_attr); | |
8341 if (char_aep != NULL) | |
8342 new_en = *char_aep; | |
8343 else | |
8344 { | |
8345 vim_memset(&new_en, 0, sizeof(new_en)); | |
8346 if (char_attr <= HL_ALL) | |
8347 new_en.ae_attr = char_attr; | |
8348 } | |
8349 | |
348 | 8350 if (prim_attr <= HL_ALL) |
8351 new_en.ae_attr |= prim_attr; | |
221 | 8352 else |
8353 { | |
348 | 8354 spell_aep = syn_cterm_attr2entry(prim_attr); |
221 | 8355 if (spell_aep != NULL) |
8356 { | |
8357 new_en.ae_attr |= spell_aep->ae_attr; | |
8358 if (spell_aep->ae_u.cterm.fg_color > 0) | |
8359 new_en.ae_u.cterm.fg_color = spell_aep->ae_u.cterm.fg_color; | |
8360 if (spell_aep->ae_u.cterm.bg_color > 0) | |
8361 new_en.ae_u.cterm.bg_color = spell_aep->ae_u.cterm.bg_color; | |
8362 } | |
8363 } | |
8364 return get_attr_entry(&cterm_attr_table, &new_en); | |
8365 } | |
8366 | |
8367 if (char_attr > HL_ALL) | |
8368 char_aep = syn_term_attr2entry(char_attr); | |
8369 if (char_aep != NULL) | |
8370 new_en = *char_aep; | |
8371 else | |
8372 { | |
8373 vim_memset(&new_en, 0, sizeof(new_en)); | |
8374 if (char_attr <= HL_ALL) | |
8375 new_en.ae_attr = char_attr; | |
8376 } | |
8377 | |
348 | 8378 if (prim_attr <= HL_ALL) |
8379 new_en.ae_attr |= prim_attr; | |
221 | 8380 else |
8381 { | |
607 | 8382 spell_aep = syn_term_attr2entry(prim_attr); |
221 | 8383 if (spell_aep != NULL) |
8384 { | |
8385 new_en.ae_attr |= spell_aep->ae_attr; | |
8386 if (spell_aep->ae_u.term.start != NULL) | |
8387 { | |
8388 new_en.ae_u.term.start = spell_aep->ae_u.term.start; | |
8389 new_en.ae_u.term.stop = spell_aep->ae_u.term.stop; | |
8390 } | |
8391 } | |
8392 } | |
8393 return get_attr_entry(&term_attr_table, &new_en); | |
8394 } | |
8395 #endif | |
8396 | |
7 | 8397 #ifdef FEAT_GUI |
8398 | |
8399 attrentry_T * | |
8400 syn_gui_attr2entry(attr) | |
8401 int attr; | |
8402 { | |
8403 attr -= ATTR_OFF; | |
8404 if (attr >= gui_attr_table.ga_len) /* did ":syntax clear" */ | |
8405 return NULL; | |
8406 return &(GUI_ATTR_ENTRY(attr)); | |
8407 } | |
8408 #endif /* FEAT_GUI */ | |
8409 | |
745 | 8410 /* |
8411 * Get the highlight attributes (HL_BOLD etc.) from an attribute nr. | |
8412 * Only to be used when "attr" > HL_ALL. | |
8413 */ | |
8414 int | |
8415 syn_attr2attr(attr) | |
8416 int attr; | |
8417 { | |
8418 attrentry_T *aep; | |
8419 | |
8420 #ifdef FEAT_GUI | |
8421 if (gui.in_use) | |
8422 aep = syn_gui_attr2entry(attr); | |
8423 else | |
8424 #endif | |
8425 if (t_colors > 1) | |
8426 aep = syn_cterm_attr2entry(attr); | |
8427 else | |
8428 aep = syn_term_attr2entry(attr); | |
8429 | |
8430 if (aep == NULL) /* highlighting not set */ | |
8431 return 0; | |
8432 return aep->ae_attr; | |
8433 } | |
8434 | |
8435 | |
7 | 8436 attrentry_T * |
8437 syn_term_attr2entry(attr) | |
8438 int attr; | |
8439 { | |
8440 attr -= ATTR_OFF; | |
8441 if (attr >= term_attr_table.ga_len) /* did ":syntax clear" */ | |
8442 return NULL; | |
8443 return &(TERM_ATTR_ENTRY(attr)); | |
8444 } | |
8445 | |
8446 attrentry_T * | |
8447 syn_cterm_attr2entry(attr) | |
8448 int attr; | |
8449 { | |
8450 attr -= ATTR_OFF; | |
8451 if (attr >= cterm_attr_table.ga_len) /* did ":syntax clear" */ | |
8452 return NULL; | |
8453 return &(CTERM_ATTR_ENTRY(attr)); | |
8454 } | |
8455 | |
8456 #define LIST_ATTR 1 | |
8457 #define LIST_STRING 2 | |
8458 #define LIST_INT 3 | |
8459 | |
8460 static void | |
8461 highlight_list_one(id) | |
8462 int id; | |
8463 { | |
8464 struct hl_group *sgp; | |
8465 int didh = FALSE; | |
8466 | |
8467 sgp = &HL_TABLE()[id - 1]; /* index is ID minus one */ | |
8468 | |
8469 didh = highlight_list_arg(id, didh, LIST_ATTR, | |
8470 sgp->sg_term, NULL, "term"); | |
8471 didh = highlight_list_arg(id, didh, LIST_STRING, | |
8472 0, sgp->sg_start, "start"); | |
8473 didh = highlight_list_arg(id, didh, LIST_STRING, | |
8474 0, sgp->sg_stop, "stop"); | |
8475 | |
8476 didh = highlight_list_arg(id, didh, LIST_ATTR, | |
8477 sgp->sg_cterm, NULL, "cterm"); | |
8478 didh = highlight_list_arg(id, didh, LIST_INT, | |
8479 sgp->sg_cterm_fg, NULL, "ctermfg"); | |
8480 didh = highlight_list_arg(id, didh, LIST_INT, | |
8481 sgp->sg_cterm_bg, NULL, "ctermbg"); | |
8482 | |
2318
9cf111138fb9
Allow synIDattr() getting GUI attributes when build without GUI.
Bram Moolenaar <bram@vim.org>
parents:
2314
diff
changeset
|
8483 #if defined(FEAT_GUI) || defined(FEAT_EVAL) |
7 | 8484 didh = highlight_list_arg(id, didh, LIST_ATTR, |
8485 sgp->sg_gui, NULL, "gui"); | |
8486 didh = highlight_list_arg(id, didh, LIST_STRING, | |
8487 0, sgp->sg_gui_fg_name, "guifg"); | |
8488 didh = highlight_list_arg(id, didh, LIST_STRING, | |
8489 0, sgp->sg_gui_bg_name, "guibg"); | |
8490 didh = highlight_list_arg(id, didh, LIST_STRING, | |
301 | 8491 0, sgp->sg_gui_sp_name, "guisp"); |
2318
9cf111138fb9
Allow synIDattr() getting GUI attributes when build without GUI.
Bram Moolenaar <bram@vim.org>
parents:
2314
diff
changeset
|
8492 #endif |
9cf111138fb9
Allow synIDattr() getting GUI attributes when build without GUI.
Bram Moolenaar <bram@vim.org>
parents:
2314
diff
changeset
|
8493 #ifdef FEAT_GUI |
301 | 8494 didh = highlight_list_arg(id, didh, LIST_STRING, |
7 | 8495 0, sgp->sg_font_name, "font"); |
8496 #endif | |
8497 | |
448 | 8498 if (sgp->sg_link && !got_int) |
7 | 8499 { |
8500 (void)syn_list_header(didh, 9999, id); | |
448 | 8501 didh = TRUE; |
7 | 8502 msg_puts_attr((char_u *)"links to", hl_attr(HLF_D)); |
8503 msg_putchar(' '); | |
8504 msg_outtrans(HL_TABLE()[HL_TABLE()[id - 1].sg_link - 1].sg_name); | |
8505 } | |
448 | 8506 |
694 | 8507 if (!didh) |
8508 highlight_list_arg(id, didh, LIST_STRING, 0, (char_u *)"cleared", ""); | |
448 | 8509 #ifdef FEAT_EVAL |
694 | 8510 if (p_verbose > 0) |
448 | 8511 last_set_msg(sgp->sg_scriptID); |
8512 #endif | |
7 | 8513 } |
8514 | |
8515 static int | |
8516 highlight_list_arg(id, didh, type, iarg, sarg, name) | |
8517 int id; | |
8518 int didh; | |
8519 int type; | |
8520 int iarg; | |
8521 char_u *sarg; | |
8522 char *name; | |
8523 { | |
8524 char_u buf[100]; | |
8525 char_u *ts; | |
8526 int i; | |
8527 | |
448 | 8528 if (got_int) |
8529 return FALSE; | |
7 | 8530 if (type == LIST_STRING ? (sarg != NULL) : (iarg != 0)) |
8531 { | |
8532 ts = buf; | |
8533 if (type == LIST_INT) | |
8534 sprintf((char *)buf, "%d", iarg - 1); | |
8535 else if (type == LIST_STRING) | |
8536 ts = sarg; | |
8537 else /* type == LIST_ATTR */ | |
8538 { | |
8539 buf[0] = NUL; | |
8540 for (i = 0; hl_attr_table[i] != 0; ++i) | |
8541 { | |
8542 if (iarg & hl_attr_table[i]) | |
8543 { | |
8544 if (buf[0] != NUL) | |
8545 STRCAT(buf, ","); | |
8546 STRCAT(buf, hl_name_table[i]); | |
8547 iarg &= ~hl_attr_table[i]; /* don't want "inverse" */ | |
8548 } | |
8549 } | |
8550 } | |
8551 | |
8552 (void)syn_list_header(didh, | |
8553 (int)(vim_strsize(ts) + STRLEN(name) + 1), id); | |
8554 didh = TRUE; | |
448 | 8555 if (!got_int) |
8556 { | |
694 | 8557 if (*name != NUL) |
8558 { | |
8559 MSG_PUTS_ATTR(name, hl_attr(HLF_D)); | |
8560 MSG_PUTS_ATTR("=", hl_attr(HLF_D)); | |
8561 } | |
448 | 8562 msg_outtrans(ts); |
8563 } | |
7 | 8564 } |
8565 return didh; | |
8566 } | |
8567 | |
8568 #if (((defined(FEAT_EVAL) || defined(FEAT_PRINTER))) && defined(FEAT_SYN_HL)) || defined(PROTO) | |
8569 /* | |
8570 * Return "1" if highlight group "id" has attribute "flag". | |
8571 * Return NULL otherwise. | |
8572 */ | |
8573 char_u * | |
8574 highlight_has_attr(id, flag, modec) | |
8575 int id; | |
8576 int flag; | |
8577 int modec; /* 'g' for GUI, 'c' for cterm, 't' for term */ | |
8578 { | |
8579 int attr; | |
8580 | |
8581 if (id <= 0 || id > highlight_ga.ga_len) | |
8582 return NULL; | |
8583 | |
2318
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Bram Moolenaar <bram@vim.org>
parents:
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diff
changeset
|
8584 #if defined(FEAT_GUI) || defined(FEAT_EVAL) |
7 | 8585 if (modec == 'g') |
8586 attr = HL_TABLE()[id - 1].sg_gui; | |
8587 else | |
8588 #endif | |
8589 if (modec == 'c') | |
8590 attr = HL_TABLE()[id - 1].sg_cterm; | |
8591 else | |
8592 attr = HL_TABLE()[id - 1].sg_term; | |
8593 | |
8594 if (attr & flag) | |
8595 return (char_u *)"1"; | |
8596 return NULL; | |
8597 } | |
8598 #endif | |
8599 | |
8600 #if (defined(FEAT_SYN_HL) && defined(FEAT_EVAL)) || defined(PROTO) | |
8601 /* | |
8602 * Return color name of highlight group "id". | |
8603 */ | |
8604 char_u * | |
8605 highlight_color(id, what, modec) | |
8606 int id; | |
2106
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|
8607 char_u *what; /* "font", "fg", "bg", "sp", "fg#", "bg#" or "sp#" */ |
7 | 8608 int modec; /* 'g' for GUI, 'c' for cterm, 't' for term */ |
8609 { | |
8610 static char_u name[20]; | |
8611 int n; | |
205 | 8612 int fg = FALSE; |
8613 int sp = FALSE; | |
2106
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diff
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|
8614 int font = FALSE; |
7 | 8615 |
8616 if (id <= 0 || id > highlight_ga.ga_len) | |
8617 return NULL; | |
8618 | |
2106
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diff
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|
8619 if (TOLOWER_ASC(what[0]) == 'f' && TOLOWER_ASC(what[1]) == 'g') |
7 | 8620 fg = TRUE; |
2106
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diff
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|
8621 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
|
8622 && TOLOWER_ASC(what[2]) == 'n' && TOLOWER_ASC(what[3]) == 't') |
2106
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diff
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|
8623 font = TRUE; |
15674e198164
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diff
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|
8624 else if (TOLOWER_ASC(what[0]) == 's' && TOLOWER_ASC(what[1]) == 'p') |
205 | 8625 sp = TRUE; |
2106
15674e198164
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diff
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|
8626 else if (!(TOLOWER_ASC(what[0]) == 'b' && TOLOWER_ASC(what[1]) == 'g')) |
15674e198164
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parents:
2100
diff
changeset
|
8627 return NULL; |
7 | 8628 if (modec == 'g') |
8629 { | |
2318
9cf111138fb9
Allow synIDattr() getting GUI attributes when build without GUI.
Bram Moolenaar <bram@vim.org>
parents:
2314
diff
changeset
|
8630 # ifdef FEAT_GUI |
2106
15674e198164
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diff
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|
8631 /* return font name */ |
15674e198164
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diff
changeset
|
8632 if (font) |
15674e198164
updated for version 7.2.389
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diff
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|
8633 return HL_TABLE()[id - 1].sg_font_name; |
15674e198164
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diff
changeset
|
8634 |
7 | 8635 /* return #RRGGBB form (only possible when GUI is running) */ |
2106
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diff
changeset
|
8636 if (gui.in_use && what[2] == '#') |
7 | 8637 { |
8638 guicolor_T color; | |
8639 long_u rgb; | |
8640 static char_u buf[10]; | |
8641 | |
8642 if (fg) | |
8643 color = HL_TABLE()[id - 1].sg_gui_fg; | |
205 | 8644 else if (sp) |
8645 color = HL_TABLE()[id - 1].sg_gui_sp; | |
7 | 8646 else |
8647 color = HL_TABLE()[id - 1].sg_gui_bg; | |
8648 if (color == INVALCOLOR) | |
8649 return NULL; | |
8650 rgb = gui_mch_get_rgb(color); | |
8651 sprintf((char *)buf, "#%02x%02x%02x", | |
8652 (unsigned)(rgb >> 16), | |
8653 (unsigned)(rgb >> 8) & 255, | |
8654 (unsigned)rgb & 255); | |
8655 return buf; | |
8656 } | |
2318
9cf111138fb9
Allow synIDattr() getting GUI attributes when build without GUI.
Bram Moolenaar <bram@vim.org>
parents:
2314
diff
changeset
|
8657 #endif |
7 | 8658 if (fg) |
8659 return (HL_TABLE()[id - 1].sg_gui_fg_name); | |
205 | 8660 if (sp) |
8661 return (HL_TABLE()[id - 1].sg_gui_sp_name); | |
7 | 8662 return (HL_TABLE()[id - 1].sg_gui_bg_name); |
8663 } | |
2106
15674e198164
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diff
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|
8664 if (font || sp) |
15674e198164
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parents:
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diff
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|
8665 return NULL; |
7 | 8666 if (modec == 'c') |
8667 { | |
8668 if (fg) | |
8669 n = HL_TABLE()[id - 1].sg_cterm_fg - 1; | |
8670 else | |
8671 n = HL_TABLE()[id - 1].sg_cterm_bg - 1; | |
8672 sprintf((char *)name, "%d", n); | |
8673 return name; | |
8674 } | |
8675 /* term doesn't have color */ | |
8676 return NULL; | |
8677 } | |
8678 #endif | |
8679 | |
8680 #if (defined(FEAT_SYN_HL) && defined(FEAT_GUI) && defined(FEAT_PRINTER)) \ | |
8681 || defined(PROTO) | |
8682 /* | |
8683 * Return color name of highlight group "id" as RGB value. | |
8684 */ | |
8685 long_u | |
8686 highlight_gui_color_rgb(id, fg) | |
8687 int id; | |
8688 int fg; /* TRUE = fg, FALSE = bg */ | |
8689 { | |
8690 guicolor_T color; | |
8691 | |
8692 if (id <= 0 || id > highlight_ga.ga_len) | |
8693 return 0L; | |
8694 | |
8695 if (fg) | |
8696 color = HL_TABLE()[id - 1].sg_gui_fg; | |
8697 else | |
8698 color = HL_TABLE()[id - 1].sg_gui_bg; | |
8699 | |
8700 if (color == INVALCOLOR) | |
8701 return 0L; | |
8702 | |
8703 return gui_mch_get_rgb(color); | |
8704 } | |
8705 #endif | |
8706 | |
8707 /* | |
8708 * Output the syntax list header. | |
8709 * Return TRUE when started a new line. | |
8710 */ | |
8711 static int | |
8712 syn_list_header(did_header, outlen, id) | |
8713 int did_header; /* did header already */ | |
8714 int outlen; /* length of string that comes */ | |
8715 int id; /* highlight group id */ | |
8716 { | |
8717 int endcol = 19; | |
8718 int newline = TRUE; | |
8719 | |
8720 if (!did_header) | |
8721 { | |
8722 msg_putchar('\n'); | |
448 | 8723 if (got_int) |
8724 return TRUE; | |
7 | 8725 msg_outtrans(HL_TABLE()[id - 1].sg_name); |
8726 endcol = 15; | |
8727 } | |
8728 else if (msg_col + outlen + 1 >= Columns) | |
448 | 8729 { |
7 | 8730 msg_putchar('\n'); |
448 | 8731 if (got_int) |
8732 return TRUE; | |
8733 } | |
7 | 8734 else |
8735 { | |
8736 if (msg_col >= endcol) /* wrap around is like starting a new line */ | |
8737 newline = FALSE; | |
8738 } | |
8739 | |
8740 if (msg_col >= endcol) /* output at least one space */ | |
8741 endcol = msg_col + 1; | |
8742 if (Columns <= endcol) /* avoid hang for tiny window */ | |
8743 endcol = Columns - 1; | |
8744 | |
8745 msg_advance(endcol); | |
8746 | |
8747 /* Show "xxx" with the attributes. */ | |
8748 if (!did_header) | |
8749 { | |
8750 msg_puts_attr((char_u *)"xxx", syn_id2attr(id)); | |
8751 msg_putchar(' '); | |
8752 } | |
8753 | |
8754 return newline; | |
8755 } | |
8756 | |
8757 /* | |
8758 * Set the attribute numbers for a highlight group. | |
8759 * Called after one of the attributes has changed. | |
8760 */ | |
8761 static void | |
8762 set_hl_attr(idx) | |
8763 int idx; /* index in array */ | |
8764 { | |
8765 attrentry_T at_en; | |
8766 struct hl_group *sgp = HL_TABLE() + idx; | |
8767 | |
8768 /* The "Normal" group doesn't need an attribute number */ | |
8769 if (sgp->sg_name_u != NULL && STRCMP(sgp->sg_name_u, "NORMAL") == 0) | |
8770 return; | |
8771 | |
8772 #ifdef FEAT_GUI | |
8773 /* | |
8774 * For the GUI mode: If there are other than "normal" highlighting | |
8775 * attributes, need to allocate an attr number. | |
8776 */ | |
8777 if (sgp->sg_gui_fg == INVALCOLOR | |
8778 && sgp->sg_gui_bg == INVALCOLOR | |
205 | 8779 && sgp->sg_gui_sp == INVALCOLOR |
7 | 8780 && sgp->sg_font == NOFONT |
8781 # ifdef FEAT_XFONTSET | |
8782 && sgp->sg_fontset == NOFONTSET | |
8783 # endif | |
8784 ) | |
8785 { | |
8786 sgp->sg_gui_attr = sgp->sg_gui; | |
8787 } | |
8788 else | |
8789 { | |
8790 at_en.ae_attr = sgp->sg_gui; | |
8791 at_en.ae_u.gui.fg_color = sgp->sg_gui_fg; | |
8792 at_en.ae_u.gui.bg_color = sgp->sg_gui_bg; | |
205 | 8793 at_en.ae_u.gui.sp_color = sgp->sg_gui_sp; |
7 | 8794 at_en.ae_u.gui.font = sgp->sg_font; |
8795 # ifdef FEAT_XFONTSET | |
8796 at_en.ae_u.gui.fontset = sgp->sg_fontset; | |
8797 # endif | |
8798 sgp->sg_gui_attr = get_attr_entry(&gui_attr_table, &at_en); | |
8799 } | |
8800 #endif | |
8801 /* | |
8802 * For the term mode: If there are other than "normal" highlighting | |
8803 * attributes, need to allocate an attr number. | |
8804 */ | |
8805 if (sgp->sg_start == NULL && sgp->sg_stop == NULL) | |
8806 sgp->sg_term_attr = sgp->sg_term; | |
8807 else | |
8808 { | |
8809 at_en.ae_attr = sgp->sg_term; | |
8810 at_en.ae_u.term.start = sgp->sg_start; | |
8811 at_en.ae_u.term.stop = sgp->sg_stop; | |
8812 sgp->sg_term_attr = get_attr_entry(&term_attr_table, &at_en); | |
8813 } | |
8814 | |
8815 /* | |
8816 * For the color term mode: If there are other than "normal" | |
8817 * highlighting attributes, need to allocate an attr number. | |
8818 */ | |
8819 if (sgp->sg_cterm_fg == 0 && sgp->sg_cterm_bg == 0) | |
8820 sgp->sg_cterm_attr = sgp->sg_cterm; | |
8821 else | |
8822 { | |
8823 at_en.ae_attr = sgp->sg_cterm; | |
8824 at_en.ae_u.cterm.fg_color = sgp->sg_cterm_fg; | |
8825 at_en.ae_u.cterm.bg_color = sgp->sg_cterm_bg; | |
8826 sgp->sg_cterm_attr = get_attr_entry(&cterm_attr_table, &at_en); | |
8827 } | |
8828 } | |
8829 | |
8830 /* | |
8831 * Lookup a highlight group name and return it's ID. | |
8832 * If it is not found, 0 is returned. | |
8833 */ | |
8834 int | |
8835 syn_name2id(name) | |
8836 char_u *name; | |
8837 { | |
8838 int i; | |
8839 char_u name_u[200]; | |
8840 | |
8841 /* Avoid using stricmp() too much, it's slow on some systems */ | |
8842 /* Avoid alloc()/free(), these are slow too. ID names over 200 chars | |
8843 * don't deserve to be found! */ | |
419 | 8844 vim_strncpy(name_u, name, 199); |
7 | 8845 vim_strup(name_u); |
8846 for (i = highlight_ga.ga_len; --i >= 0; ) | |
8847 if (HL_TABLE()[i].sg_name_u != NULL | |
8848 && STRCMP(name_u, HL_TABLE()[i].sg_name_u) == 0) | |
8849 break; | |
8850 return i + 1; | |
8851 } | |
8852 | |
8853 #if defined(FEAT_EVAL) || defined(PROTO) | |
8854 /* | |
8855 * Return TRUE if highlight group "name" exists. | |
8856 */ | |
8857 int | |
8858 highlight_exists(name) | |
8859 char_u *name; | |
8860 { | |
8861 return (syn_name2id(name) > 0); | |
8862 } | |
819 | 8863 |
8864 # if defined(FEAT_SEARCH_EXTRA) || defined(PROTO) | |
8865 /* | |
8866 * Return the name of highlight group "id". | |
8867 * When not a valid ID return an empty string. | |
8868 */ | |
8869 char_u * | |
8870 syn_id2name(id) | |
8871 int id; | |
8872 { | |
1326 | 8873 if (id <= 0 || id > highlight_ga.ga_len) |
819 | 8874 return (char_u *)""; |
8875 return HL_TABLE()[id - 1].sg_name; | |
8876 } | |
8877 # endif | |
7 | 8878 #endif |
8879 | |
8880 /* | |
8881 * Like syn_name2id(), but take a pointer + length argument. | |
8882 */ | |
8883 int | |
8884 syn_namen2id(linep, len) | |
8885 char_u *linep; | |
8886 int len; | |
8887 { | |
8888 char_u *name; | |
8889 int id = 0; | |
8890 | |
8891 name = vim_strnsave(linep, len); | |
8892 if (name != NULL) | |
8893 { | |
8894 id = syn_name2id(name); | |
8895 vim_free(name); | |
8896 } | |
8897 return id; | |
8898 } | |
8899 | |
8900 /* | |
8901 * Find highlight group name in the table and return it's ID. | |
8902 * The argument is a pointer to the name and the length of the name. | |
8903 * If it doesn't exist yet, a new entry is created. | |
8904 * Return 0 for failure. | |
8905 */ | |
8906 int | |
8907 syn_check_group(pp, len) | |
8908 char_u *pp; | |
8909 int len; | |
8910 { | |
8911 int id; | |
8912 char_u *name; | |
8913 | |
8914 name = vim_strnsave(pp, len); | |
8915 if (name == NULL) | |
8916 return 0; | |
8917 | |
8918 id = syn_name2id(name); | |
8919 if (id == 0) /* doesn't exist yet */ | |
8920 id = syn_add_group(name); | |
8921 else | |
8922 vim_free(name); | |
8923 return id; | |
8924 } | |
8925 | |
8926 /* | |
8927 * Add new highlight group and return it's ID. | |
8928 * "name" must be an allocated string, it will be consumed. | |
8929 * Return 0 for failure. | |
8930 */ | |
8931 static int | |
8932 syn_add_group(name) | |
8933 char_u *name; | |
8934 { | |
8935 char_u *p; | |
8936 | |
8937 /* Check that the name is ASCII letters, digits and underscore. */ | |
8938 for (p = name; *p != NUL; ++p) | |
8939 { | |
8940 if (!vim_isprintc(*p)) | |
8941 { | |
8942 EMSG(_("E669: Unprintable character in group name")); | |
2020 | 8943 vim_free(name); |
7 | 8944 return 0; |
8945 } | |
8946 else if (!ASCII_ISALNUM(*p) && *p != '_') | |
8947 { | |
8948 /* This is an error, but since there previously was no check only | |
8949 * give a warning. */ | |
16 | 8950 msg_source(hl_attr(HLF_W)); |
7 | 8951 MSG(_("W18: Invalid character in group name")); |
8952 break; | |
8953 } | |
8954 } | |
8955 | |
8956 /* | |
8957 * First call for this growarray: init growing array. | |
8958 */ | |
8959 if (highlight_ga.ga_data == NULL) | |
8960 { | |
8961 highlight_ga.ga_itemsize = sizeof(struct hl_group); | |
8962 highlight_ga.ga_growsize = 10; | |
8963 } | |
8964 | |
8965 /* | |
8966 * Make room for at least one other syntax_highlight entry. | |
8967 */ | |
8968 if (ga_grow(&highlight_ga, 1) == FAIL) | |
8969 { | |
8970 vim_free(name); | |
8971 return 0; | |
8972 } | |
8973 | |
8974 vim_memset(&(HL_TABLE()[highlight_ga.ga_len]), 0, sizeof(struct hl_group)); | |
8975 HL_TABLE()[highlight_ga.ga_len].sg_name = name; | |
8976 HL_TABLE()[highlight_ga.ga_len].sg_name_u = vim_strsave_up(name); | |
8977 #ifdef FEAT_GUI | |
8978 HL_TABLE()[highlight_ga.ga_len].sg_gui_bg = INVALCOLOR; | |
8979 HL_TABLE()[highlight_ga.ga_len].sg_gui_fg = INVALCOLOR; | |
205 | 8980 HL_TABLE()[highlight_ga.ga_len].sg_gui_sp = INVALCOLOR; |
7 | 8981 #endif |
8982 ++highlight_ga.ga_len; | |
8983 | |
8984 return highlight_ga.ga_len; /* ID is index plus one */ | |
8985 } | |
8986 | |
8987 /* | |
8988 * When, just after calling syn_add_group(), an error is discovered, this | |
8989 * function deletes the new name. | |
8990 */ | |
8991 static void | |
8992 syn_unadd_group() | |
8993 { | |
8994 --highlight_ga.ga_len; | |
8995 vim_free(HL_TABLE()[highlight_ga.ga_len].sg_name); | |
8996 vim_free(HL_TABLE()[highlight_ga.ga_len].sg_name_u); | |
8997 } | |
8998 | |
8999 /* | |
9000 * Translate a group ID to highlight attributes. | |
9001 */ | |
9002 int | |
9003 syn_id2attr(hl_id) | |
9004 int hl_id; | |
9005 { | |
9006 int attr; | |
9007 struct hl_group *sgp; | |
9008 | |
9009 hl_id = syn_get_final_id(hl_id); | |
9010 sgp = &HL_TABLE()[hl_id - 1]; /* index is ID minus one */ | |
9011 | |
9012 #ifdef FEAT_GUI | |
9013 /* | |
9014 * Only use GUI attr when the GUI is being used. | |
9015 */ | |
9016 if (gui.in_use) | |
9017 attr = sgp->sg_gui_attr; | |
9018 else | |
9019 #endif | |
9020 if (t_colors > 1) | |
9021 attr = sgp->sg_cterm_attr; | |
9022 else | |
9023 attr = sgp->sg_term_attr; | |
9024 | |
9025 return attr; | |
9026 } | |
9027 | |
9028 #ifdef FEAT_GUI | |
9029 /* | |
9030 * Get the GUI colors and attributes for a group ID. | |
9031 * NOTE: the colors will be INVALCOLOR when not set, the color otherwise. | |
9032 */ | |
9033 int | |
9034 syn_id2colors(hl_id, fgp, bgp) | |
9035 int hl_id; | |
9036 guicolor_T *fgp; | |
9037 guicolor_T *bgp; | |
9038 { | |
9039 struct hl_group *sgp; | |
9040 | |
9041 hl_id = syn_get_final_id(hl_id); | |
9042 sgp = &HL_TABLE()[hl_id - 1]; /* index is ID minus one */ | |
9043 | |
9044 *fgp = sgp->sg_gui_fg; | |
9045 *bgp = sgp->sg_gui_bg; | |
9046 return sgp->sg_gui; | |
9047 } | |
9048 #endif | |
9049 | |
9050 /* | |
9051 * Translate a group ID to the final group ID (following links). | |
9052 */ | |
9053 int | |
9054 syn_get_final_id(hl_id) | |
9055 int hl_id; | |
9056 { | |
9057 int count; | |
9058 struct hl_group *sgp; | |
9059 | |
9060 if (hl_id > highlight_ga.ga_len || hl_id < 1) | |
9061 return 0; /* Can be called from eval!! */ | |
9062 | |
9063 /* | |
9064 * Follow links until there is no more. | |
9065 * Look out for loops! Break after 100 links. | |
9066 */ | |
9067 for (count = 100; --count >= 0; ) | |
9068 { | |
9069 sgp = &HL_TABLE()[hl_id - 1]; /* index is ID minus one */ | |
9070 if (sgp->sg_link == 0 || sgp->sg_link > highlight_ga.ga_len) | |
9071 break; | |
9072 hl_id = sgp->sg_link; | |
9073 } | |
9074 | |
9075 return hl_id; | |
9076 } | |
9077 | |
9078 #ifdef FEAT_GUI | |
9079 /* | |
9080 * Call this function just after the GUI has started. | |
9081 * It finds the font and color handles for the highlighting groups. | |
9082 */ | |
9083 void | |
9084 highlight_gui_started() | |
9085 { | |
9086 int idx; | |
9087 | |
9088 /* First get the colors from the "Normal" and "Menu" group, if set */ | |
9089 set_normal_colors(); | |
9090 | |
9091 for (idx = 0; idx < highlight_ga.ga_len; ++idx) | |
9092 gui_do_one_color(idx, FALSE, FALSE); | |
9093 | |
9094 highlight_changed(); | |
9095 } | |
9096 | |
9097 static void | |
9098 gui_do_one_color(idx, do_menu, do_tooltip) | |
9099 int idx; | |
9100 int do_menu; /* TRUE: might set the menu font */ | |
9101 int do_tooltip; /* TRUE: might set the tooltip font */ | |
9102 { | |
9103 int didit = FALSE; | |
9104 | |
9105 if (HL_TABLE()[idx].sg_font_name != NULL) | |
9106 { | |
9107 hl_do_font(idx, HL_TABLE()[idx].sg_font_name, FALSE, do_menu, | |
9108 do_tooltip); | |
9109 didit = TRUE; | |
9110 } | |
9111 if (HL_TABLE()[idx].sg_gui_fg_name != NULL) | |
9112 { | |
9113 HL_TABLE()[idx].sg_gui_fg = | |
9114 color_name2handle(HL_TABLE()[idx].sg_gui_fg_name); | |
9115 didit = TRUE; | |
9116 } | |
9117 if (HL_TABLE()[idx].sg_gui_bg_name != NULL) | |
9118 { | |
9119 HL_TABLE()[idx].sg_gui_bg = | |
9120 color_name2handle(HL_TABLE()[idx].sg_gui_bg_name); | |
9121 didit = TRUE; | |
9122 } | |
205 | 9123 if (HL_TABLE()[idx].sg_gui_sp_name != NULL) |
9124 { | |
9125 HL_TABLE()[idx].sg_gui_sp = | |
9126 color_name2handle(HL_TABLE()[idx].sg_gui_sp_name); | |
9127 didit = TRUE; | |
9128 } | |
7 | 9129 if (didit) /* need to get a new attr number */ |
9130 set_hl_attr(idx); | |
9131 } | |
9132 | |
9133 #endif | |
9134 | |
9135 /* | |
9136 * Translate the 'highlight' option into attributes in highlight_attr[] and | |
9137 * set up the user highlights User1..9. If FEAT_STL_OPT is in use, a set of | |
9138 * corresponding highlights to use on top of HLF_SNC is computed. | |
9139 * Called only when the 'highlight' option has been changed and upon first | |
9140 * screen redraw after any :highlight command. | |
9141 * Return FAIL when an invalid flag is found in 'highlight'. OK otherwise. | |
9142 */ | |
9143 int | |
9144 highlight_changed() | |
9145 { | |
9146 int hlf; | |
9147 int i; | |
9148 char_u *p; | |
9149 int attr; | |
9150 char_u *end; | |
9151 int id; | |
9152 #ifdef USER_HIGHLIGHT | |
9153 char_u userhl[10]; | |
9154 # ifdef FEAT_STL_OPT | |
9155 int id_SNC = -1; | |
9156 int id_S = -1; | |
9157 int hlcnt; | |
9158 # endif | |
9159 #endif | |
9160 static int hl_flags[HLF_COUNT] = HL_FLAGS; | |
9161 | |
9162 need_highlight_changed = FALSE; | |
9163 | |
9164 /* | |
9165 * Clear all attributes. | |
9166 */ | |
9167 for (hlf = 0; hlf < (int)HLF_COUNT; ++hlf) | |
9168 highlight_attr[hlf] = 0; | |
9169 | |
9170 /* | |
9171 * First set all attributes to their default value. | |
9172 * Then use the attributes from the 'highlight' option. | |
9173 */ | |
9174 for (i = 0; i < 2; ++i) | |
9175 { | |
9176 if (i) | |
9177 p = p_hl; | |
9178 else | |
9179 p = get_highlight_default(); | |
9180 if (p == NULL) /* just in case */ | |
9181 continue; | |
9182 | |
9183 while (*p) | |
9184 { | |
9185 for (hlf = 0; hlf < (int)HLF_COUNT; ++hlf) | |
9186 if (hl_flags[hlf] == *p) | |
9187 break; | |
9188 ++p; | |
9189 if (hlf == (int)HLF_COUNT || *p == NUL) | |
9190 return FAIL; | |
9191 | |
9192 /* | |
9193 * Allow several hl_flags to be combined, like "bu" for | |
9194 * bold-underlined. | |
9195 */ | |
9196 attr = 0; | |
9197 for ( ; *p && *p != ','; ++p) /* parse upto comma */ | |
9198 { | |
9199 if (vim_iswhite(*p)) /* ignore white space */ | |
9200 continue; | |
9201 | |
9202 if (attr > HL_ALL) /* Combination with ':' is not allowed. */ | |
9203 return FAIL; | |
9204 | |
9205 switch (*p) | |
9206 { | |
9207 case 'b': attr |= HL_BOLD; | |
9208 break; | |
9209 case 'i': attr |= HL_ITALIC; | |
9210 break; | |
9211 case '-': | |
9212 case 'n': /* no highlighting */ | |
9213 break; | |
9214 case 'r': attr |= HL_INVERSE; | |
9215 break; | |
9216 case 's': attr |= HL_STANDOUT; | |
9217 break; | |
9218 case 'u': attr |= HL_UNDERLINE; | |
9219 break; | |
205 | 9220 case 'c': attr |= HL_UNDERCURL; |
9221 break; | |
7 | 9222 case ':': ++p; /* highlight group name */ |
9223 if (attr || *p == NUL) /* no combinations */ | |
9224 return FAIL; | |
9225 end = vim_strchr(p, ','); | |
9226 if (end == NULL) | |
9227 end = p + STRLEN(p); | |
9228 id = syn_check_group(p, (int)(end - p)); | |
9229 if (id == 0) | |
9230 return FAIL; | |
9231 attr = syn_id2attr(id); | |
9232 p = end - 1; | |
9233 #if defined(FEAT_STL_OPT) && defined(USER_HIGHLIGHT) | |
9234 if (hlf == (int)HLF_SNC) | |
9235 id_SNC = syn_get_final_id(id); | |
9236 else if (hlf == (int)HLF_S) | |
9237 id_S = syn_get_final_id(id); | |
9238 #endif | |
9239 break; | |
9240 default: return FAIL; | |
9241 } | |
9242 } | |
9243 highlight_attr[hlf] = attr; | |
9244 | |
9245 p = skip_to_option_part(p); /* skip comma and spaces */ | |
9246 } | |
9247 } | |
9248 | |
9249 #ifdef USER_HIGHLIGHT | |
9250 /* Setup the user highlights | |
9251 * | |
9252 * Temporarily utilize 10 more hl entries. Have to be in there | |
9253 * simultaneously in case of table overflows in get_attr_entry() | |
9254 */ | |
9255 # ifdef FEAT_STL_OPT | |
9256 if (ga_grow(&highlight_ga, 10) == FAIL) | |
9257 return FAIL; | |
9258 hlcnt = highlight_ga.ga_len; | |
9259 if (id_S == 0) | |
9260 { /* 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
|
9261 vim_memset(&HL_TABLE()[hlcnt + 9], 0, sizeof(struct hl_group)); |
7 | 9262 HL_TABLE()[hlcnt + 9].sg_term = highlight_attr[HLF_S]; |
9263 id_S = hlcnt + 10; | |
9264 } | |
9265 # endif | |
9266 for (i = 0; i < 9; i++) | |
9267 { | |
9268 sprintf((char *)userhl, "User%d", i + 1); | |
9269 id = syn_name2id(userhl); | |
9270 if (id == 0) | |
9271 { | |
9272 highlight_user[i] = 0; | |
9273 # ifdef FEAT_STL_OPT | |
9274 highlight_stlnc[i] = 0; | |
9275 # endif | |
9276 } | |
9277 else | |
9278 { | |
9279 # ifdef FEAT_STL_OPT | |
9280 struct hl_group *hlt = HL_TABLE(); | |
9281 # endif | |
9282 | |
9283 highlight_user[i] = syn_id2attr(id); | |
9284 # ifdef FEAT_STL_OPT | |
9285 if (id_SNC == 0) | |
9286 { | |
2215
cccb71c2c5c1
Fix uninit memory read in undo code. Fix uint32_t in proto file.
Bram Moolenaar <bram@vim.org>
parents:
2136
diff
changeset
|
9287 vim_memset(&hlt[hlcnt + i], 0, sizeof(struct hl_group)); |
7 | 9288 hlt[hlcnt + i].sg_term = highlight_attr[HLF_SNC]; |
9289 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
|
9290 # if defined(FEAT_GUI) || defined(FEAT_EVAL) |
7 | 9291 hlt[hlcnt + i].sg_gui = highlight_attr[HLF_SNC]; |
9292 # endif | |
9293 } | |
9294 else | |
9295 mch_memmove(&hlt[hlcnt + i], | |
9296 &hlt[id_SNC - 1], | |
9297 sizeof(struct hl_group)); | |
9298 hlt[hlcnt + i].sg_link = 0; | |
9299 | |
9300 /* Apply difference between UserX and HLF_S to HLF_SNC */ | |
9301 hlt[hlcnt + i].sg_term ^= | |
9302 hlt[id - 1].sg_term ^ hlt[id_S - 1].sg_term; | |
9303 if (hlt[id - 1].sg_start != hlt[id_S - 1].sg_start) | |
9304 hlt[hlcnt + i].sg_start = hlt[id - 1].sg_start; | |
9305 if (hlt[id - 1].sg_stop != hlt[id_S - 1].sg_stop) | |
9306 hlt[hlcnt + i].sg_stop = hlt[id - 1].sg_stop; | |
9307 hlt[hlcnt + i].sg_cterm ^= | |
9308 hlt[id - 1].sg_cterm ^ hlt[id_S - 1].sg_cterm; | |
9309 if (hlt[id - 1].sg_cterm_fg != hlt[id_S - 1].sg_cterm_fg) | |
9310 hlt[hlcnt + i].sg_cterm_fg = hlt[id - 1].sg_cterm_fg; | |
9311 if (hlt[id - 1].sg_cterm_bg != hlt[id_S - 1].sg_cterm_bg) | |
9312 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
|
9313 # if defined(FEAT_GUI) || defined(FEAT_EVAL) |
7 | 9314 hlt[hlcnt + i].sg_gui ^= |
9315 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
|
9316 # endif |
9cf111138fb9
Allow synIDattr() getting GUI attributes when build without GUI.
Bram Moolenaar <bram@vim.org>
parents:
2314
diff
changeset
|
9317 # ifdef FEAT_GUI |
7 | 9318 if (hlt[id - 1].sg_gui_fg != hlt[id_S - 1].sg_gui_fg) |
9319 hlt[hlcnt + i].sg_gui_fg = hlt[id - 1].sg_gui_fg; | |
9320 if (hlt[id - 1].sg_gui_bg != hlt[id_S - 1].sg_gui_bg) | |
9321 hlt[hlcnt + i].sg_gui_bg = hlt[id - 1].sg_gui_bg; | |
205 | 9322 if (hlt[id - 1].sg_gui_sp != hlt[id_S - 1].sg_gui_sp) |
9323 hlt[hlcnt + i].sg_gui_sp = hlt[id - 1].sg_gui_sp; | |
7 | 9324 if (hlt[id - 1].sg_font != hlt[id_S - 1].sg_font) |
9325 hlt[hlcnt + i].sg_font = hlt[id - 1].sg_font; | |
9326 # ifdef FEAT_XFONTSET | |
9327 if (hlt[id - 1].sg_fontset != hlt[id_S - 1].sg_fontset) | |
9328 hlt[hlcnt + i].sg_fontset = hlt[id - 1].sg_fontset; | |
9329 # endif | |
9330 # endif | |
9331 highlight_ga.ga_len = hlcnt + i + 1; | |
9332 set_hl_attr(hlcnt + i); /* At long last we can apply */ | |
9333 highlight_stlnc[i] = syn_id2attr(hlcnt + i + 1); | |
9334 # endif | |
9335 } | |
9336 } | |
9337 # ifdef FEAT_STL_OPT | |
9338 highlight_ga.ga_len = hlcnt; | |
9339 # endif | |
9340 | |
9341 #endif /* USER_HIGHLIGHT */ | |
9342 | |
9343 return OK; | |
9344 } | |
9345 | |
1322 | 9346 #if defined(FEAT_CMDL_COMPL) || defined(PROTO) |
7 | 9347 |
9348 static void highlight_list __ARGS((void)); | |
9349 static void highlight_list_two __ARGS((int cnt, int attr)); | |
9350 | |
9351 /* | |
9352 * Handle command line completion for :highlight command. | |
9353 */ | |
9354 void | |
9355 set_context_in_highlight_cmd(xp, arg) | |
9356 expand_T *xp; | |
9357 char_u *arg; | |
9358 { | |
9359 char_u *p; | |
9360 | |
9361 /* Default: expand group names */ | |
9362 xp->xp_context = EXPAND_HIGHLIGHT; | |
9363 xp->xp_pattern = arg; | |
1322 | 9364 include_link = 2; |
9365 include_default = 1; | |
7 | 9366 |
9367 /* (part of) subcommand already typed */ | |
9368 if (*arg != NUL) | |
9369 { | |
9370 p = skiptowhite(arg); | |
9371 if (*p != NUL) /* past "default" or group name */ | |
9372 { | |
1322 | 9373 include_default = 0; |
7 | 9374 if (STRNCMP("default", arg, p - arg) == 0) |
9375 { | |
9376 arg = skipwhite(p); | |
9377 xp->xp_pattern = arg; | |
9378 p = skiptowhite(arg); | |
9379 } | |
9380 if (*p != NUL) /* past group name */ | |
9381 { | |
1322 | 9382 include_link = 0; |
7 | 9383 if (arg[1] == 'i' && arg[0] == 'N') |
9384 highlight_list(); | |
9385 if (STRNCMP("link", arg, p - arg) == 0 | |
9386 || STRNCMP("clear", arg, p - arg) == 0) | |
9387 { | |
9388 xp->xp_pattern = skipwhite(p); | |
9389 p = skiptowhite(xp->xp_pattern); | |
9390 if (*p != NUL) /* past first group name */ | |
9391 { | |
9392 xp->xp_pattern = skipwhite(p); | |
9393 p = skiptowhite(xp->xp_pattern); | |
9394 } | |
9395 } | |
9396 if (*p != NUL) /* past group name(s) */ | |
9397 xp->xp_context = EXPAND_NOTHING; | |
9398 } | |
9399 } | |
9400 } | |
9401 } | |
9402 | |
9403 /* | |
9404 * List highlighting matches in a nice way. | |
9405 */ | |
9406 static void | |
9407 highlight_list() | |
9408 { | |
9409 int i; | |
9410 | |
9411 for (i = 10; --i >= 0; ) | |
9412 highlight_list_two(i, hl_attr(HLF_D)); | |
9413 for (i = 40; --i >= 0; ) | |
9414 highlight_list_two(99, 0); | |
9415 } | |
9416 | |
9417 static void | |
9418 highlight_list_two(cnt, attr) | |
9419 int cnt; | |
9420 int attr; | |
9421 { | |
9422 msg_puts_attr((char_u *)("N \bI \b! \b" + cnt / 11), attr); | |
9423 msg_clr_eos(); | |
9424 out_flush(); | |
9425 ui_delay(cnt == 99 ? 40L : (long)cnt * 50L, FALSE); | |
9426 } | |
9427 | |
9428 #endif /* FEAT_CMDL_COMPL */ | |
9429 | |
9430 #if defined(FEAT_CMDL_COMPL) || (defined(FEAT_SYN_HL) && defined(FEAT_EVAL)) \ | |
9431 || defined(FEAT_SIGNS) || defined(PROTO) | |
9432 /* | |
9433 * Function given to ExpandGeneric() to obtain the list of group names. | |
9434 * Also used for synIDattr() function. | |
9435 */ | |
9436 char_u * | |
9437 get_highlight_name(xp, idx) | |
1883 | 9438 expand_T *xp UNUSED; |
7 | 9439 int idx; |
9440 { | |
9441 #ifdef FEAT_CMDL_COMPL | |
1322 | 9442 if (idx == highlight_ga.ga_len && include_none != 0) |
9443 return (char_u *)"none"; | |
9444 if (idx == highlight_ga.ga_len + include_none && include_default != 0) | |
9445 return (char_u *)"default"; | |
9446 if (idx == highlight_ga.ga_len + include_none + include_default | |
9447 && include_link != 0) | |
7 | 9448 return (char_u *)"link"; |
1322 | 9449 if (idx == highlight_ga.ga_len + include_none + include_default + 1 |
9450 && include_link != 0) | |
7 | 9451 return (char_u *)"clear"; |
9452 #endif | |
9453 if (idx < 0 || idx >= highlight_ga.ga_len) | |
9454 return NULL; | |
9455 return HL_TABLE()[idx].sg_name; | |
9456 } | |
9457 #endif | |
9458 | |
1322 | 9459 #if defined(FEAT_GUI) || defined(PROTO) |
7 | 9460 /* |
9461 * Free all the highlight group fonts. | |
9462 * Used when quitting for systems which need it. | |
9463 */ | |
9464 void | |
9465 free_highlight_fonts() | |
9466 { | |
9467 int idx; | |
9468 | |
9469 for (idx = 0; idx < highlight_ga.ga_len; ++idx) | |
9470 { | |
9471 gui_mch_free_font(HL_TABLE()[idx].sg_font); | |
9472 HL_TABLE()[idx].sg_font = NOFONT; | |
9473 # ifdef FEAT_XFONTSET | |
9474 gui_mch_free_fontset(HL_TABLE()[idx].sg_fontset); | |
9475 HL_TABLE()[idx].sg_fontset = NOFONTSET; | |
9476 # endif | |
9477 } | |
9478 | |
9479 gui_mch_free_font(gui.norm_font); | |
9480 # ifdef FEAT_XFONTSET | |
9481 gui_mch_free_fontset(gui.fontset); | |
9482 # endif | |
2277
f42e0b5ff9e9
Change remaining HAVE_GTK2 to FEAT_GUI_GTK.
Bram Moolenaar <bram@vim.org>
parents:
2256
diff
changeset
|
9483 # ifndef FEAT_GUI_GTK |
7 | 9484 gui_mch_free_font(gui.bold_font); |
9485 gui_mch_free_font(gui.ital_font); | |
9486 gui_mch_free_font(gui.boldital_font); | |
9487 # endif | |
9488 } | |
9489 #endif | |
9490 | |
9491 /************************************** | |
9492 * End of Highlighting stuff * | |
9493 **************************************/ |