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annotate src/core/ngx_regex.c @ 216:f1d0e5f09c1e

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nginx-0.0.1-2003-12-25-23:26:58 import
author Igor Sysoev <igor@sysoev.ru>
date Thu, 25 Dec 2003 20:26:58 +0000
parents 0b67be7d4489
children 87e73f067470
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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8dee38ea9117 nginx-0.0.1-2003-11-25-23:44:56 import
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1
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2 #include <ngx_config.h>
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3 #include <ngx_core.h>
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6 static void *ngx_regex_malloc(size_t size);
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7 static void ngx_regex_free(void *p);
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10 /* THREADS: this pool should be private for each thread */
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11 static ngx_pool_t *ngx_pcre_pool;
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14 void ngx_regex_init()
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15 {
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16 pcre_malloc = ngx_regex_malloc;
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17 pcre_free = ngx_regex_free;
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18 }
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21 ngx_regex_t *ngx_regex_compile(ngx_str_t *pattern, ngx_int_t options,
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22 ngx_pool_t *pool, ngx_str_t *err)
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23 {
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24 int erroff;
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25 const char *errstr;
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26 ngx_regex_t *re;
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28 ngx_pcre_pool = pool;
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30 re = pcre_compile(pattern->data, (int) options, &errstr, &erroff, NULL);
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32 if (re == NULL) {
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33 if ((size_t) erroff == pattern->len) {
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34 ngx_snprintf(err->data, err->len - 1,
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35 "pcre_compile() failed: %s in \"%s\"",
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36 errstr, pattern->data);
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37 } else {
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38 ngx_snprintf(err->data, err->len - 1,
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39 "pcre_compile() failed: %s in \"%s\" at \"%s\"",
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40 errstr, pattern->data, pattern->data + erroff);
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41 }
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42 }
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44 return re;
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45 }
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48 ngx_int_t ngx_regex_exec(ngx_regex_t *re, ngx_str_t *s,
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49 int *matches, ngx_int_t size)
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50 {
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51 int rc;
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52
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53 rc = pcre_exec(re, NULL, s->data, s->len, 0, 0, matches, size);
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55 if (rc == -1) {
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56 return NGX_DECLINED;
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57 }
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59 return rc;
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60 }
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63 static void *ngx_regex_malloc(size_t size)
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64 {
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65 return ngx_palloc(ngx_pcre_pool, size);
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66 }
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69 static void ngx_regex_free(void *p)
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70 {
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71 return;
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72 }