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comparison src/core/ngx_regex.c @ 195:8dee38ea9117

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nginx-0.0.1-2003-11-25-23:44:56 import
author Igor Sysoev <igor@sysoev.ru>
date Tue, 25 Nov 2003 20:44:56 +0000
parents
children 0b67be7d4489
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194:2357fa41738a 195:8dee38ea9117
1
2 #include <ngx_config.h>
3 #include <ngx_core.h>
4
5
6 static void *ngx_regex_malloc(size_t size);
7 static void ngx_regex_free(void *p);
8
9
10 /* THREADS: this pool should be private for each thread */
11 static ngx_pool_t *ngx_pcre_pool;
12
13
14 void ngx_regex_init()
15 {
16 pcre_malloc = ngx_regex_malloc;
17 pcre_free = ngx_regex_free;
18 }
19
20
21 ngx_regex_t *ngx_regex_compile(ngx_str_t *pattern, ngx_int_t options,
22 ngx_pool_t *pool, ngx_str_t *err)
23 {
24 int erroff;
25 const char *errstr;
26 ngx_regex_t *re;
27
28 ngx_pcre_pool = pool;
29
30 re = pcre_compile(pattern->data, (int) options, &errstr, &erroff, NULL);
31
32 if (re == NULL) {
33 if ((size_t) erroff == pattern->len) {
34 ngx_snprintf(err->data, err->len - 1,
35 "pcre_compile() failed: %s in \"%s\"",
36 errstr, pattern->data);
37 } else {
38 ngx_snprintf(err->data, err->len - 1,
39 "pcre_compile() failed: %s in \"%s\" at \"%s\"",
40 errstr, pattern->data, pattern->data + erroff);
41 }
42 }
43
44 return re;
45 }
46
47
48 ngx_int_t ngx_regex_exec(ngx_regex_t *re, ngx_str_t *s)
49 {
50 int rc;
51
52 rc = pcre_exec(re, NULL, s->data, s->len, 0, 0, NULL, 0);
53
54 if (rc == -1) {
55 return NGX_DECLINED;
56 }
57
58 return rc;
59 }
60
61
62 static void *ngx_regex_malloc(size_t size)
63 {
64 return ngx_palloc(ngx_pcre_pool, size);
65 }
66
67
68 static void ngx_regex_free(void *p)
69 {
70 return;
71 }