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a0d0e21e | 1 | /* regexp.h |
d6376244 | 2 | * |
4bb101f2 JH |
3 | * Copyright (C) 1993, 1994, 1996, 1997, 1999, 2000, 2001, 2003, |
4 | * by Larry Wall and others | |
d6376244 JH |
5 | * |
6 | * You may distribute under the terms of either the GNU General Public | |
7 | * License or the Artistic License, as specified in the README file. | |
8 | * | |
a0d0e21e LW |
9 | */ |
10 | ||
378cc40b LW |
11 | /* |
12 | * Definitions etc. for regexp(3) routines. | |
13 | * | |
14 | * Caveat: this is V8 regexp(3) [actually, a reimplementation thereof], | |
15 | * not the System V one. | |
16 | */ | |
be8e71aa YO |
17 | #ifndef PLUGGABLE_RE_EXTENSION |
18 | /* we don't want to include this stuff if we are inside Nicholas' | |
19 | * pluggable regex engine code */ | |
378cc40b | 20 | |
c277df42 IZ |
21 | struct regnode { |
22 | U8 flags; | |
23 | U8 type; | |
24 | U16 next_off; | |
25 | }; | |
26 | ||
27 | typedef struct regnode regnode; | |
28 | ||
cad2e5aa | 29 | struct reg_substr_data; |
2779dcf1 | 30 | |
0ee3c8d0 JH |
31 | struct reg_data; |
32 | ||
f9f4320a YO |
33 | struct regexp_engine; |
34 | ||
378cc40b | 35 | typedef struct regexp { |
cf93c79d IZ |
36 | I32 *startp; |
37 | I32 *endp; | |
c277df42 | 38 | regnode *regstclass; |
2779dcf1 | 39 | struct reg_substr_data *substrs; |
cf93c79d | 40 | char *precomp; /* pre-compilation regular expression */ |
c277df42 | 41 | struct reg_data *data; /* Additional data. */ |
cf93c79d IZ |
42 | char *subbeg; /* saved or original string |
43 | so \digit works forever. */ | |
f8c7b90f | 44 | #ifdef PERL_OLD_COPY_ON_WRITE |
ed252734 NC |
45 | SV *saved_copy; /* If non-NULL, SV which is COW from original */ |
46 | #endif | |
fac92740 | 47 | U32 *offsets; /* offset annotations 20001228 MJD */ |
cf93c79d IZ |
48 | I32 sublen; /* Length of string pointed by subbeg */ |
49 | I32 refcnt; | |
50 | I32 minlen; /* mininum possible length of $& */ | |
51 | I32 prelen; /* length of precomp */ | |
52 | U32 nparens; /* number of parentheses */ | |
53 | U32 lastparen; /* last paren matched */ | |
a01268b5 | 54 | U32 lastcloseparen; /* last paren matched */ |
cf93c79d IZ |
55 | U32 reganch; /* Internal use only + |
56 | Tainted information used by regexec? */ | |
f9f4320a | 57 | const struct regexp_engine* engine; |
c277df42 | 58 | regnode program[1]; /* Unwarranted chumminess with compiler. */ |
378cc40b LW |
59 | } regexp; |
60 | ||
f9f4320a YO |
61 | |
62 | typedef struct re_scream_pos_data_s | |
63 | { | |
64 | char **scream_olds; /* match pos */ | |
65 | I32 *scream_pos; /* Internal iterator of scream. */ | |
66 | } re_scream_pos_data; | |
67 | ||
68 | typedef struct regexp_engine { | |
f2f78491 YO |
69 | regexp* (*comp) (pTHX_ char* exp, char* xend, PMOP* pm); |
70 | I32 (*exec) (pTHX_ regexp* prog, char* stringarg, char* strend, | |
f9f4320a YO |
71 | char* strbeg, I32 minend, SV* screamer, |
72 | void* data, U32 flags); | |
f2f78491 YO |
73 | char* (*intuit) (pTHX_ regexp *prog, SV *sv, char *strpos, |
74 | char *strend, U32 flags, | |
75 | struct re_scream_pos_data_s *data); | |
76 | SV* (*checkstr) (pTHX_ regexp *prog); | |
77 | void (*free) (pTHX_ struct regexp* r); | |
78 | #ifdef USE_ITHREADS | |
79 | regexp* (*dupe) (pTHX_ const regexp *r, CLONE_PARAMS *param); | |
f9f4320a YO |
80 | #endif |
81 | } regexp_engine; | |
82 | ||
cad2e5aa JH |
83 | #define ROPT_ANCH (ROPT_ANCH_BOL|ROPT_ANCH_MBOL|ROPT_ANCH_GPOS|ROPT_ANCH_SBOL) |
84 | #define ROPT_ANCH_SINGLE (ROPT_ANCH_SBOL|ROPT_ANCH_GPOS) | |
f2278c82 YO |
85 | #define ROPT_ANCH_BOL 0x00000001 |
86 | #define ROPT_ANCH_MBOL 0x00000002 | |
87 | #define ROPT_ANCH_SBOL 0x00000004 | |
88 | #define ROPT_ANCH_GPOS 0x00000008 | |
89 | #define ROPT_SKIP 0x00000010 | |
90 | #define ROPT_IMPLICIT 0x00000020 /* Converted .* to ^.* */ | |
91 | #define ROPT_NOSCAN 0x00000040 /* Check-string always at start. */ | |
92 | #define ROPT_GPOS_SEEN 0x00000080 | |
93 | #define ROPT_CHECK_ALL 0x00000100 | |
94 | #define ROPT_LOOKBEHIND_SEEN 0x00000200 | |
95 | #define ROPT_EVAL_SEEN 0x00000400 | |
96 | #define ROPT_CANY_SEEN 0x00000800 | |
cce850e4 | 97 | #define ROPT_SANY_SEEN ROPT_CANY_SEEN /* src bckwrd cmpt */ |
f9f4320a | 98 | #define ROPT_GPOS_CHECK (ROPT_GPOS_SEEN|ROPT_ANCH_GPOS) |
a0ed51b3 | 99 | |
8782bef2 | 100 | /* 0xf800 of reganch is used by PMf_COMPILETIME */ |
c277df42 | 101 | |
f2278c82 YO |
102 | #define ROPT_UTF8 0x00010000 |
103 | #define ROPT_NAUGHTY 0x00020000 /* how exponential is this pattern? */ | |
104 | #define ROPT_COPY_DONE 0x00040000 /* subbeg is a copy of the string */ | |
105 | #define ROPT_TAINTED_SEEN 0x00080000 | |
a30b2f1f | 106 | #define ROPT_MATCH_UTF8 0x10000000 /* subbeg is utf-8 */ |
a0ed51b3 | 107 | |
f2278c82 YO |
108 | #define RE_USE_INTUIT_NOML 0x00100000 /* Best to intuit before matching */ |
109 | #define RE_USE_INTUIT_ML 0x00200000 | |
110 | #define REINT_AUTORITATIVE_NOML 0x00400000 /* Can trust a positive answer */ | |
be8e71aa | 111 | #define REINT_AUTORITATIVE_ML 0x00800000 |
f2278c82 YO |
112 | #define REINT_ONCE_NOML 0x01000000 /* Intuit can succed once only. */ |
113 | #define REINT_ONCE_ML 0x02000000 | |
114 | #define RE_INTUIT_ONECHAR 0x04000000 | |
115 | #define RE_INTUIT_TAIL 0x08000000 | |
116 | ||
cad2e5aa JH |
117 | |
118 | #define RE_USE_INTUIT (RE_USE_INTUIT_NOML|RE_USE_INTUIT_ML) | |
119 | #define REINT_AUTORITATIVE (REINT_AUTORITATIVE_NOML|REINT_AUTORITATIVE_ML) | |
120 | #define REINT_ONCE (REINT_ONCE_NOML|REINT_ONCE_ML) | |
121 | ||
c277df42 | 122 | #define RX_MATCH_TAINTED(prog) ((prog)->reganch & ROPT_TAINTED_SEEN) |
72311751 GS |
123 | #define RX_MATCH_TAINTED_on(prog) ((prog)->reganch |= ROPT_TAINTED_SEEN) |
124 | #define RX_MATCH_TAINTED_off(prog) ((prog)->reganch &= ~ROPT_TAINTED_SEEN) | |
125 | #define RX_MATCH_TAINTED_set(prog, t) ((t) \ | |
126 | ? RX_MATCH_TAINTED_on(prog) \ | |
127 | : RX_MATCH_TAINTED_off(prog)) | |
c277df42 | 128 | |
cf93c79d IZ |
129 | #define RX_MATCH_COPIED(prog) ((prog)->reganch & ROPT_COPY_DONE) |
130 | #define RX_MATCH_COPIED_on(prog) ((prog)->reganch |= ROPT_COPY_DONE) | |
131 | #define RX_MATCH_COPIED_off(prog) ((prog)->reganch &= ~ROPT_COPY_DONE) | |
132 | #define RX_MATCH_COPIED_set(prog,t) ((t) \ | |
133 | ? RX_MATCH_COPIED_on(prog) \ | |
134 | : RX_MATCH_COPIED_off(prog)) | |
f9f4320a | 135 | |
be8e71aa YO |
136 | #endif /* PLUGGABLE_RE_EXTENSION */ |
137 | ||
138 | /* Stuff that needs to be included in the plugable extension goes below here */ | |
139 | ||
140 | #define RE_DEBUG_BIT 0x20000000 | |
141 | #define RX_DEBUG(prog) ((prog)->reganch & RE_DEBUG_BIT) | |
142 | #define RX_DEBUG_on(prog) ((prog)->reganch |= RE_DEBUG_BIT) | |
cf93c79d | 143 | |
f8c7b90f | 144 | #ifdef PERL_OLD_COPY_ON_WRITE |
ed252734 NC |
145 | #define RX_MATCH_COPY_FREE(rx) \ |
146 | STMT_START {if (rx->saved_copy) { \ | |
147 | SV_CHECK_THINKFIRST_COW_DROP(rx->saved_copy); \ | |
148 | } \ | |
149 | if (RX_MATCH_COPIED(rx)) { \ | |
150 | Safefree(rx->subbeg); \ | |
151 | RX_MATCH_COPIED_off(rx); \ | |
152 | }} STMT_END | |
153 | #else | |
154 | #define RX_MATCH_COPY_FREE(rx) \ | |
155 | STMT_START {if (RX_MATCH_COPIED(rx)) { \ | |
156 | Safefree(rx->subbeg); \ | |
157 | RX_MATCH_COPIED_off(rx); \ | |
158 | }} STMT_END | |
159 | #endif | |
160 | ||
a30b2f1f RGS |
161 | #define RX_MATCH_UTF8(prog) ((prog)->reganch & ROPT_MATCH_UTF8) |
162 | #define RX_MATCH_UTF8_on(prog) ((prog)->reganch |= ROPT_MATCH_UTF8) | |
163 | #define RX_MATCH_UTF8_off(prog) ((prog)->reganch &= ~ROPT_MATCH_UTF8) | |
164 | #define RX_MATCH_UTF8_set(prog, t) ((t) \ | |
165 | ? (RX_MATCH_UTF8_on(prog), (PL_reg_match_utf8 = 1)) \ | |
166 | : (RX_MATCH_UTF8_off(prog), (PL_reg_match_utf8 = 0))) | |
167 | ||
cad2e5aa JH |
168 | #define REXEC_COPY_STR 0x01 /* Need to copy the string. */ |
169 | #define REXEC_CHECKED 0x02 /* check_substr already checked. */ | |
170 | #define REXEC_SCREAM 0x04 /* use scream table. */ | |
171 | #define REXEC_IGNOREPOS 0x08 /* \G matches at start. */ | |
cf93c79d | 172 | #define REXEC_NOT_FIRST 0x10 /* This is another iteration of //g. */ |
c277df42 | 173 | |
155aba94 | 174 | #define ReREFCNT_inc(re) ((void)(re && re->refcnt++), re) |
f9f4320a | 175 | #define ReREFCNT_dec(re) CALLREGFREE(re) |
cf93c79d IZ |
176 | |
177 | #define FBMcf_TAIL_DOLLAR 1 | |
cad2e5aa JH |
178 | #define FBMcf_TAIL_DOLLARM 2 |
179 | #define FBMcf_TAIL_Z 4 | |
180 | #define FBMcf_TAIL_z 8 | |
181 | #define FBMcf_TAIL (FBMcf_TAIL_DOLLAR|FBMcf_TAIL_DOLLARM|FBMcf_TAIL_Z|FBMcf_TAIL_z) | |
cf93c79d IZ |
182 | |
183 | #define FBMrf_MULTILINE 1 | |
cad2e5aa JH |
184 | |
185 | struct re_scream_pos_data_s; | |
5d9a96ca DM |
186 | |
187 | /* an accepting state/position*/ | |
188 | struct _reg_trie_accepted { | |
189 | U8 *endpos; | |
190 | U16 wordnum; | |
191 | }; | |
192 | typedef struct _reg_trie_accepted reg_trie_accepted; | |
193 | ||
3b0527fe DM |
194 | /* some basic information about the current match that is created by |
195 | * Perl_regexec_flags and then passed to regtry(), regmatch() etc */ | |
196 | ||
197 | typedef struct { | |
198 | regexp *prog; | |
199 | char *bol; | |
200 | char *till; | |
201 | SV *sv; | |
202 | char *ganch; | |
203 | } regmatch_info; | |
204 | ||
5d9a96ca DM |
205 | |
206 | /* structures for holding and saving the state maintained by regmatch() */ | |
207 | ||
208 | typedef I32 CHECKPOINT; | |
209 | ||
a0374537 | 210 | typedef struct regmatch_state { |
5d9a96ca DM |
211 | |
212 | /* these vars contain state that needs to be maintained | |
213 | * across the main while loop ... */ | |
214 | ||
40a82448 | 215 | int resume_state; /* where to jump to on return */ |
5d9a96ca DM |
216 | regnode *scan; /* Current node. */ |
217 | regnode *next; /* Next node. */ | |
aa283a38 | 218 | bool minmod; /* the next "{n,m}" is a "{n,m}?" */ |
5d9a96ca DM |
219 | bool sw; /* the condition value in (?(cond)a|b) */ |
220 | int logical; | |
221 | I32 unwind; /* savestack index of current unwind block */ | |
5d9a96ca DM |
222 | char *locinput; |
223 | ||
e822a8b4 | 224 | /* ... while the rest of these are local to an individual branch */ |
5d9a96ca DM |
225 | |
226 | I32 n; /* no or next */ | |
227 | I32 ln; /* len or last */ | |
e822a8b4 DM |
228 | |
229 | union { | |
77cb431f DM |
230 | |
231 | /* this is a fake union member that matches the first element | |
232 | * of each member that needs to store positive backtrack | |
233 | * information */ | |
234 | struct { | |
235 | struct regmatch_state *prev_yes_state; | |
236 | } yes; | |
237 | ||
e822a8b4 DM |
238 | struct { |
239 | reg_trie_accepted *accept_buff; | |
166ba7cd | 240 | U32 accepted; /* how many accepting states we have seen */ |
786e8c11 | 241 | U16 *jump; /* negative offsets from B */ |
166ba7cd DM |
242 | regnode *B; /* node following the trie */ |
243 | regnode *me; /* only needed for debugging */ | |
e822a8b4 DM |
244 | } trie; |
245 | ||
246 | struct { | |
77cb431f DM |
247 | /* this first element must match u.yes */ |
248 | struct regmatch_state *prev_yes_state; | |
faec1544 DM |
249 | struct regmatch_state *prev_eval; |
250 | struct regmatch_state *prev_curlyx; | |
aa283a38 | 251 | regexp *prev_rex; |
faec1544 DM |
252 | U32 toggle_reg_flags; /* what bits in PL_reg_flags to |
253 | flip when transitioning between | |
254 | inner and outer rexen */ | |
aa283a38 DM |
255 | CHECKPOINT cp; /* remember current savestack indexes */ |
256 | CHECKPOINT lastcp; | |
40a82448 | 257 | regnode *B; /* the node following us */ |
e822a8b4 DM |
258 | } eval; |
259 | ||
260 | struct { | |
262b90c4 | 261 | struct regmatch_state *prev_yes_state; |
e822a8b4 | 262 | CHECKPOINT cp; /* remember current savestack indexes */ |
a0374537 DM |
263 | struct regmatch_state *outercc; /* outer CURLYX state if any */ |
264 | ||
265 | /* these contain the current curly state, and are accessed | |
266 | * by subsequent WHILEMs */ | |
267 | int parenfloor;/* how far back to strip paren data */ | |
268 | int cur; /* how many instances of scan we've matched */ | |
269 | int min; /* the minimal number of scans to match */ | |
270 | int max; /* the maximal number of scans to match */ | |
271 | regnode * scan; /* the thing to match */ | |
272 | char * lastloc;/* where we started matching this scan */ | |
e822a8b4 DM |
273 | } curlyx; |
274 | ||
275 | struct { | |
262b90c4 | 276 | struct regmatch_state *prev_yes_state; |
e822a8b4 DM |
277 | CHECKPOINT cp; /* remember current savestack indexes */ |
278 | CHECKPOINT lastcp; | |
a0374537 | 279 | struct regmatch_state *savecc; |
e822a8b4 DM |
280 | char *lastloc; /* Detection of 0-len. */ |
281 | I32 cache_offset; | |
282 | I32 cache_bit; | |
283 | } whilem; | |
284 | ||
285 | struct { | |
40a82448 DM |
286 | I32 lastparen; |
287 | regnode *next_branch; /* next branch node */ | |
288 | CHECKPOINT cp; | |
289 | } branch; | |
290 | ||
291 | struct { | |
dad79028 DM |
292 | /* this first element must match u.yes */ |
293 | struct regmatch_state *prev_yes_state; | |
e822a8b4 | 294 | I32 c1, c2; /* case fold search */ |
40a82448 DM |
295 | CHECKPOINT cp; |
296 | I32 alen; /* length of first-matched A string */ | |
297 | I32 count; | |
0cadcf80 | 298 | bool minmod; |
40a82448 DM |
299 | regnode *A, *B; /* the nodes corresponding to /A*B/ */ |
300 | regnode *me; /* the curlym node */ | |
e822a8b4 DM |
301 | } curlym; |
302 | ||
303 | struct { | |
304 | I32 paren; | |
c255a977 | 305 | CHECKPOINT cp; |
e822a8b4 | 306 | I32 c1, c2; /* case fold search */ |
c255a977 DM |
307 | char *maxpos; /* highest possible point in string to match */ |
308 | char *oldloc; /* the previous locinput */ | |
e822a8b4 | 309 | int count; |
c255a977 DM |
310 | int min, max; /* {m,n} */ |
311 | regnode *A, *B; /* the nodes corresponding to /A*B/ */ | |
312 | } curly; /* and CURLYN/PLUS/STAR */ | |
dad79028 DM |
313 | |
314 | struct { | |
315 | /* this first element must match u.yes */ | |
316 | struct regmatch_state *prev_yes_state; | |
317 | I32 wanted; | |
40a82448 | 318 | regnode *me; /* the IFMATCH/SUSPEND/UNLESSM node */ |
dad79028 | 319 | } ifmatch; /* and SUSPEND/UNLESSM */ |
d8319b27 | 320 | } u; |
5d9a96ca DM |
321 | } regmatch_state; |
322 | ||
323 | /* how many regmatch_state structs to allocate as a single slab. | |
324 | * We do it in 4K blocks for efficiency. The "3" is 2 for the next/prev | |
325 | * pointers, plus 1 for any mythical malloc overhead. */ | |
326 | ||
327 | #define PERL_REGMATCH_SLAB_SLOTS \ | |
328 | ((4096 - 3 * sizeof (void*)) / sizeof(regmatch_state)) | |
329 | ||
330 | typedef struct regmatch_slab { | |
331 | regmatch_state states[PERL_REGMATCH_SLAB_SLOTS]; | |
332 | struct regmatch_slab *prev, *next; | |
333 | } regmatch_slab; | |
1ade1aa1 | 334 | |
46ab3289 NC |
335 | #define PL_reg_flags PL_reg_state.re_state_reg_flags |
336 | #define PL_bostr PL_reg_state.re_state_bostr | |
337 | #define PL_reginput PL_reg_state.re_state_reginput | |
46ab3289 NC |
338 | #define PL_regeol PL_reg_state.re_state_regeol |
339 | #define PL_regstartp PL_reg_state.re_state_regstartp | |
340 | #define PL_regendp PL_reg_state.re_state_regendp | |
341 | #define PL_reglastparen PL_reg_state.re_state_reglastparen | |
342 | #define PL_reglastcloseparen PL_reg_state.re_state_reglastcloseparen | |
46ab3289 NC |
343 | #define PL_reg_start_tmp PL_reg_state.re_state_reg_start_tmp |
344 | #define PL_reg_start_tmpl PL_reg_state.re_state_reg_start_tmpl | |
345 | #define PL_reg_eval_set PL_reg_state.re_state_reg_eval_set | |
46ab3289 NC |
346 | #define PL_reg_match_utf8 PL_reg_state.re_state_reg_match_utf8 |
347 | #define PL_reg_magic PL_reg_state.re_state_reg_magic | |
348 | #define PL_reg_oldpos PL_reg_state.re_state_reg_oldpos | |
349 | #define PL_reg_oldcurpm PL_reg_state.re_state_reg_oldcurpm | |
350 | #define PL_reg_curpm PL_reg_state.re_state_reg_curpm | |
351 | #define PL_reg_oldsaved PL_reg_state.re_state_reg_oldsaved | |
352 | #define PL_reg_oldsavedlen PL_reg_state.re_state_reg_oldsavedlen | |
353 | #define PL_reg_maxiter PL_reg_state.re_state_reg_maxiter | |
354 | #define PL_reg_leftiter PL_reg_state.re_state_reg_leftiter | |
355 | #define PL_reg_poscache PL_reg_state.re_state_reg_poscache | |
356 | #define PL_reg_poscache_size PL_reg_state.re_state_reg_poscache_size | |
357 | #define PL_regsize PL_reg_state.re_state_regsize | |
358 | #define PL_reg_starttry PL_reg_state.re_state_reg_starttry | |
359 | #define PL_nrs PL_reg_state.re_state_nrs | |
360 | ||
1ade1aa1 NC |
361 | struct re_save_state { |
362 | U32 re_state_reg_flags; /* from regexec.c */ | |
363 | char *re_state_bostr; | |
364 | char *re_state_reginput; /* String-input pointer. */ | |
1ade1aa1 NC |
365 | char *re_state_regeol; /* End of input, for $ check. */ |
366 | I32 *re_state_regstartp; /* Pointer to startp array. */ | |
367 | I32 *re_state_regendp; /* Ditto for endp. */ | |
368 | U32 *re_state_reglastparen; /* Similarly for lastparen. */ | |
369 | U32 *re_state_reglastcloseparen; /* Similarly for lastcloseparen. */ | |
1ade1aa1 NC |
370 | char **re_state_reg_start_tmp; /* from regexec.c */ |
371 | U32 re_state_reg_start_tmpl; /* from regexec.c */ | |
372 | I32 re_state_reg_eval_set; /* from regexec.c */ | |
1ade1aa1 NC |
373 | bool re_state_reg_match_utf8; /* from regexec.c */ |
374 | MAGIC *re_state_reg_magic; /* from regexec.c */ | |
375 | I32 re_state_reg_oldpos; /* from regexec.c */ | |
376 | PMOP *re_state_reg_oldcurpm; /* from regexec.c */ | |
377 | PMOP *re_state_reg_curpm; /* from regexec.c */ | |
378 | char *re_state_reg_oldsaved; /* old saved substr during match */ | |
379 | STRLEN re_state_reg_oldsavedlen; /* old length of saved substr during match */ | |
380 | I32 re_state_reg_maxiter; /* max wait until caching pos */ | |
381 | I32 re_state_reg_leftiter; /* wait until caching pos */ | |
382 | char *re_state_reg_poscache; /* cache of pos of WHILEM */ | |
383 | STRLEN re_state_reg_poscache_size; /* size of pos cache of WHILEM */ | |
384 | I32 re_state_regsize; /* from regexec.c */ | |
385 | char *re_state_reg_starttry; /* from regexec.c */ | |
386 | #ifdef PERL_OLD_COPY_ON_WRITE | |
46ab3289 | 387 | SV *re_state_nrs; /* was placeholder: unused since 5.8.0 (5.7.2 patch #12027 for bug ID 20010815.012). Used to save rx->saved_copy */ |
1ade1aa1 NC |
388 | #endif |
389 | }; | |
390 | ||
391 | #define SAVESTACK_ALLOC_FOR_RE_SAVE_STATE \ | |
392 | (1 + ((sizeof(struct re_save_state) - 1) / sizeof(*PL_savestack))) | |
393 | /* | |
394 | * Local variables: | |
395 | * c-indentation-style: bsd | |
396 | * c-basic-offset: 4 | |
397 | * indent-tabs-mode: t | |
398 | * End: | |
399 | * | |
400 | * ex: set ts=8 sts=4 sw=4 noet: | |
401 | */ |