diff options
Diffstat (limited to 'posix/regexec.c')
-rw-r--r-- | posix/regexec.c | 94 |
1 files changed, 34 insertions, 60 deletions
diff --git a/posix/regexec.c b/posix/regexec.c index 70cd6064dd..ec46c3a514 100644 --- a/posix/regexec.c +++ b/posix/regexec.c @@ -1,5 +1,5 @@ /* Extended regular expression matching and search library. - Copyright (C) 2002-2015 Free Software Foundation, Inc. + Copyright (C) 2002-2016 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Isamu Hasegawa <isamu@yamato.ibm.com>. @@ -219,12 +219,8 @@ static reg_errcode_t extend_buffers (re_match_context_t *mctx, int min_len) We return 0 if we find a match and REG_NOMATCH if not. */ int -regexec (preg, string, nmatch, pmatch, eflags) - const regex_t *__restrict preg; - const char *__restrict string; - size_t nmatch; - regmatch_t pmatch[]; - int eflags; +regexec (const regex_t *__restrict preg, const char *__restrict string, + size_t nmatch, regmatch_t pmatch[], int eflags) { reg_errcode_t err; int start, length; @@ -305,11 +301,8 @@ compat_symbol (libc, __compat_regexec, regexec, GLIBC_2_0); match was found and -2 indicates an internal error. */ int -re_match (bufp, string, length, start, regs) - struct re_pattern_buffer *bufp; - const char *string; - int length, start; - struct re_registers *regs; +re_match (struct re_pattern_buffer *bufp, const char *string, int length, + int start, struct re_registers *regs) { return re_search_stub (bufp, string, length, start, 0, length, regs, 1); } @@ -318,11 +311,8 @@ weak_alias (__re_match, re_match) #endif int -re_search (bufp, string, length, start, range, regs) - struct re_pattern_buffer *bufp; - const char *string; - int length, start, range; - struct re_registers *regs; +re_search (struct re_pattern_buffer *bufp, const char *string, int length, + int start, int range, struct re_registers *regs) { return re_search_stub (bufp, string, length, start, range, length, regs, 0); } @@ -331,11 +321,9 @@ weak_alias (__re_search, re_search) #endif int -re_match_2 (bufp, string1, length1, string2, length2, start, regs, stop) - struct re_pattern_buffer *bufp; - const char *string1, *string2; - int length1, length2, start, stop; - struct re_registers *regs; +re_match_2 (struct re_pattern_buffer *bufp, const char *string1, int length1, + const char *string2, int length2, int start, + struct re_registers *regs, int stop) { return re_search_2_stub (bufp, string1, length1, string2, length2, start, 0, regs, stop, 1); @@ -345,11 +333,9 @@ weak_alias (__re_match_2, re_match_2) #endif int -re_search_2 (bufp, string1, length1, string2, length2, start, range, regs, stop) - struct re_pattern_buffer *bufp; - const char *string1, *string2; - int length1, length2, start, range, stop; - struct re_registers *regs; +re_search_2 (struct re_pattern_buffer *bufp, const char *string1, int length1, + const char *string2, int length2, int start, int range, + struct re_registers *regs, int stop) { return re_search_2_stub (bufp, string1, length1, string2, length2, start, range, regs, stop, 0); @@ -359,12 +345,11 @@ weak_alias (__re_search_2, re_search_2) #endif static int -re_search_2_stub (bufp, string1, length1, string2, length2, start, range, regs, - stop, ret_len) - struct re_pattern_buffer *bufp; - const char *string1, *string2; - int length1, length2, start, range, stop, ret_len; - struct re_registers *regs; +internal_function +re_search_2_stub (struct re_pattern_buffer *bufp, const char *string1, + int length1, const char *string2, int length2, int start, + int range, struct re_registers *regs, + int stop, int ret_len) { const char *str; int rval; @@ -406,11 +391,10 @@ re_search_2_stub (bufp, string1, length1, string2, length2, start, range, regs, otherwise the position of the match is returned. */ static int -re_search_stub (bufp, string, length, start, range, stop, regs, ret_len) - struct re_pattern_buffer *bufp; - const char *string; - int length, start, range, stop, ret_len; - struct re_registers *regs; +internal_function +re_search_stub (struct re_pattern_buffer *bufp, const char *string, int length, + int start, int range, int stop, struct re_registers *regs, + int ret_len) { reg_errcode_t result; regmatch_t *pmatch; @@ -495,10 +479,9 @@ re_search_stub (bufp, string, length, start, range, stop, regs, ret_len) } static unsigned -re_copy_regs (regs, pmatch, nregs, regs_allocated) - struct re_registers *regs; - regmatch_t *pmatch; - int nregs, regs_allocated; +internal_function +re_copy_regs (struct re_registers *regs, regmatch_t *pmatch, int nregs, + int regs_allocated) { int rval = REGS_REALLOCATE; int i; @@ -575,11 +558,8 @@ re_copy_regs (regs, pmatch, nregs, regs_allocated) freeing the old data. */ void -re_set_registers (bufp, regs, num_regs, starts, ends) - struct re_pattern_buffer *bufp; - struct re_registers *regs; - unsigned num_regs; - regoff_t *starts, *ends; +re_set_registers (struct re_pattern_buffer *bufp, struct re_registers *regs, + unsigned num_regs, regoff_t *starts, regoff_t *ends) { if (num_regs) { @@ -607,8 +587,7 @@ int # ifdef _LIBC weak_function # endif -re_exec (s) - const char *s; +re_exec (const char *s) { return 0 == regexec (&re_comp_buf, s, 0, NULL, 0); } @@ -626,14 +605,10 @@ re_exec (s) (START + RANGE >= 0 && START + RANGE <= LENGTH) */ static reg_errcode_t -__attribute_warn_unused_result__ -re_search_internal (preg, string, length, start, range, stop, nmatch, pmatch, - eflags) - const regex_t *preg; - const char *string; - int length, start, range, stop, eflags; - size_t nmatch; - regmatch_t pmatch[]; +__attribute_warn_unused_result__ internal_function +re_search_internal (const regex_t *preg, const char *string, int length, + int start, int range, int stop, size_t nmatch, + regmatch_t pmatch[], int eflags) { reg_errcode_t err; const re_dfa_t *dfa = (const re_dfa_t *) preg->buffer; @@ -953,9 +928,8 @@ re_search_internal (preg, string, length, start, range, stop, nmatch, pmatch, } static reg_errcode_t -__attribute_warn_unused_result__ -prune_impossible_nodes (mctx) - re_match_context_t *mctx; +internal_function __attribute_warn_unused_result__ +prune_impossible_nodes (re_match_context_t *mctx) { const re_dfa_t *const dfa = mctx->dfa; int halt_node, match_last; |