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annotate src/core/ngx_regex.c @ 4326:7423800ef437

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Removed unused function ngx_regex_capture_count(). The function has been unused since r3326.
author Valentin Bartenev <vbart@nginx.com>
date Tue, 06 Dec 2011 15:49:40 +0000
parents 169d84ff4064
children 005fc2d5e84f 4919fb357a5d
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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441
da8c5707af39 nginx-0.1.0-2004-09-28-12:34:51 import; set copyright and remove unused files
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1
da8c5707af39 nginx-0.1.0-2004-09-28-12:34:51 import; set copyright and remove unused files
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2 /*
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42d11f017717 nginx-0.1.0-2004-09-29-20:00:49 import; remove years from copyright
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3 * Copyright (C) Igor Sysoev
441
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4 */
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5
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8dee38ea9117 nginx-0.0.1-2003-11-25-23:44:56 import
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6
8dee38ea9117 nginx-0.0.1-2003-11-25-23:44:56 import
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7 #include <ngx_config.h>
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8 #include <ngx_core.h>
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9
8dee38ea9117 nginx-0.0.1-2003-11-25-23:44:56 import
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10
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11 static void * ngx_libc_cdecl ngx_regex_malloc(size_t size);
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12 static void ngx_libc_cdecl ngx_regex_free(void *p);
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13
8dee38ea9117 nginx-0.0.1-2003-11-25-23:44:56 import
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14
8dee38ea9117 nginx-0.0.1-2003-11-25-23:44:56 import
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15 static ngx_pool_t *ngx_pcre_pool;
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16
8dee38ea9117 nginx-0.0.1-2003-11-25-23:44:56 import
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17
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18 void
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19 ngx_regex_init(void)
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20 {
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21 pcre_malloc = ngx_regex_malloc;
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22 pcre_free = ngx_regex_free;
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23 }
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25
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26 static ngx_inline void
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27 ngx_regex_malloc_init(ngx_pool_t *pool)
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28 {
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29 #if (NGX_THREADS)
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30 ngx_core_tls_t *tls;
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31
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32 if (ngx_threaded) {
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33 tls = ngx_thread_get_tls(ngx_core_tls_key);
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34 tls->pool = pool;
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35 return;
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36 }
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37
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38 #endif
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39
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40 ngx_pcre_pool = pool;
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41 }
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42
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43
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44 static ngx_inline void
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45 ngx_regex_malloc_done(void)
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46 {
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47 #if (NGX_THREADS)
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48 ngx_core_tls_t *tls;
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49
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50 if (ngx_threaded) {
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51 tls = ngx_thread_get_tls(ngx_core_tls_key);
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52 tls->pool = NULL;
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53 return;
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54 }
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55
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56 #endif
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57
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58 ngx_pcre_pool = NULL;
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59 }
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60
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61
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62 ngx_int_t
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63 ngx_regex_compile(ngx_regex_compile_t *rc)
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64 {
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65 int n, erroff;
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66 char *p;
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67 const char *errstr;
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68 ngx_regex_t *re;
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69
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70 ngx_regex_malloc_init(rc->pool);
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71
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72 re = pcre_compile((const char *) rc->pattern.data, (int) rc->options,
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73 &errstr, &erroff, NULL);
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74
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75 /* ensure that there is no current pool */
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76 ngx_regex_malloc_done();
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77
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78 if (re == NULL) {
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79 if ((size_t) erroff == rc->pattern.len) {
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80 rc->err.len = ngx_snprintf(rc->err.data, rc->err.len,
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81 "pcre_compile() failed: %s in \"%V\"",
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82 errstr, &rc->pattern)
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83 - rc->err.data;
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84
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85 } else {
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86 rc->err.len = ngx_snprintf(rc->err.data, rc->err.len,
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87 "pcre_compile() failed: %s in \"%V\" at \"%s\"",
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88 errstr, &rc->pattern, rc->pattern.data + erroff)
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89 - rc->err.data;
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90 }
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91
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92 return NGX_ERROR;
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93 }
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94
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95 rc->regex = re;
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96
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97 n = pcre_fullinfo(re, NULL, PCRE_INFO_CAPTURECOUNT, &rc->captures);
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98 if (n < 0) {
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99 p = "pcre_fullinfo(\"%V\", PCRE_INFO_CAPTURECOUNT) failed: %d";
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100 goto failed;
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101 }
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102
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103 if (rc->captures == 0) {
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104 return NGX_OK;
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105 }
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106
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107 n = pcre_fullinfo(re, NULL, PCRE_INFO_NAMECOUNT, &rc->named_captures);
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108 if (n < 0) {
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109 p = "pcre_fullinfo(\"%V\", PCRE_INFO_NAMECOUNT) failed: %d";
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110 goto failed;
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111 }
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112
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113 if (rc->named_captures == 0) {
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114 return NGX_OK;
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115 }
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116
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117 n = pcre_fullinfo(re, NULL, PCRE_INFO_NAMEENTRYSIZE, &rc->name_size);
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118 if (n < 0) {
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119 p = "pcre_fullinfo(\"%V\", PCRE_INFO_NAMEENTRYSIZE) failed: %d";
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120 goto failed;
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121 }
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122
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123 n = pcre_fullinfo(re, NULL, PCRE_INFO_NAMETABLE, &rc->names);
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124 if (n < 0) {
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125 p = "pcre_fullinfo(\"%V\", PCRE_INFO_NAMETABLE) failed: %d";
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126 goto failed;
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127 }
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128
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129 return NGX_OK;
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130
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131 failed:
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132
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133 rc->err.len = ngx_snprintf(rc->err.data, rc->err.len, p, &rc->pattern, n)
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134 - rc->err.data;
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135 return NGX_OK;
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136 }
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138
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139 ngx_int_t
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diff changeset
140 ngx_regex_exec_array(ngx_array_t *a, ngx_str_t *s, ngx_log_t *log)
7d313324d874 ngx_regex_exec_array()
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parents: 503
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141 {
7d313324d874 ngx_regex_exec_array()
Igor Sysoev <igor@sysoev.ru>
parents: 503
diff changeset
142 ngx_int_t n;
7d313324d874 ngx_regex_exec_array()
Igor Sysoev <igor@sysoev.ru>
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143 ngx_uint_t i;
7d313324d874 ngx_regex_exec_array()
Igor Sysoev <igor@sysoev.ru>
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144 ngx_regex_elt_t *re;
7d313324d874 ngx_regex_exec_array()
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145
7d313324d874 ngx_regex_exec_array()
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parents: 503
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146 re = a->elts;
7d313324d874 ngx_regex_exec_array()
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parents: 503
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147
7d313324d874 ngx_regex_exec_array()
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parents: 503
diff changeset
148 for (i = 0; i < a->nelts; i++) {
7d313324d874 ngx_regex_exec_array()
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149
7d313324d874 ngx_regex_exec_array()
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parents: 503
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150 n = ngx_regex_exec(re[i].regex, s, NULL, 0);
7d313324d874 ngx_regex_exec_array()
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parents: 503
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151
7d313324d874 ngx_regex_exec_array()
Igor Sysoev <igor@sysoev.ru>
parents: 503
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152 if (n == NGX_REGEX_NO_MATCHED) {
7d313324d874 ngx_regex_exec_array()
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diff changeset
153 continue;
7d313324d874 ngx_regex_exec_array()
Igor Sysoev <igor@sysoev.ru>
parents: 503
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154 }
7d313324d874 ngx_regex_exec_array()
Igor Sysoev <igor@sysoev.ru>
parents: 503
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155
7d313324d874 ngx_regex_exec_array()
Igor Sysoev <igor@sysoev.ru>
parents: 503
diff changeset
156 if (n < 0) {
7d313324d874 ngx_regex_exec_array()
Igor Sysoev <igor@sysoev.ru>
parents: 503
diff changeset
157 ngx_log_error(NGX_LOG_ALERT, log, 0,
3325
42c16d8bddbe regex named captures
Igor Sysoev <igor@sysoev.ru>
parents: 3319
diff changeset
158 ngx_regex_exec_n " failed: %i on \"%V\" using \"%s\"",
1784
7d313324d874 ngx_regex_exec_array()
Igor Sysoev <igor@sysoev.ru>
parents: 503
diff changeset
159 n, s, re[i].name);
7d313324d874 ngx_regex_exec_array()
Igor Sysoev <igor@sysoev.ru>
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diff changeset
160 return NGX_ERROR;
7d313324d874 ngx_regex_exec_array()
Igor Sysoev <igor@sysoev.ru>
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161 }
7d313324d874 ngx_regex_exec_array()
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parents: 503
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162
7d313324d874 ngx_regex_exec_array()
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163 /* match */
7d313324d874 ngx_regex_exec_array()
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164
7d313324d874 ngx_regex_exec_array()
Igor Sysoev <igor@sysoev.ru>
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165 return NGX_OK;
7d313324d874 ngx_regex_exec_array()
Igor Sysoev <igor@sysoev.ru>
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166 }
7d313324d874 ngx_regex_exec_array()
Igor Sysoev <igor@sysoev.ru>
parents: 503
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167
7d313324d874 ngx_regex_exec_array()
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168 return NGX_DECLINED;
7d313324d874 ngx_regex_exec_array()
Igor Sysoev <igor@sysoev.ru>
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diff changeset
169 }
7d313324d874 ngx_regex_exec_array()
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170
7d313324d874 ngx_regex_exec_array()
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171
503
b1648294f693 nginx-0.1.26-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 501
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172 static void * ngx_libc_cdecl
b1648294f693 nginx-0.1.26-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 501
diff changeset
173 ngx_regex_malloc(size_t size)
195
8dee38ea9117 nginx-0.0.1-2003-11-25-23:44:56 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
174 {
381
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 294
diff changeset
175 ngx_pool_t *pool;
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 294
diff changeset
176 #if (NGX_THREADS)
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 294
diff changeset
177 ngx_core_tls_t *tls;
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 294
diff changeset
178
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 294
diff changeset
179 if (ngx_threaded) {
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 294
diff changeset
180 tls = ngx_thread_get_tls(ngx_core_tls_key);
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 294
diff changeset
181 pool = tls->pool;
3325
42c16d8bddbe regex named captures
Igor Sysoev <igor@sysoev.ru>
parents: 3319
diff changeset
182
381
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 294
diff changeset
183 } else {
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 294
diff changeset
184 pool = ngx_pcre_pool;
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 294
diff changeset
185 }
3325
42c16d8bddbe regex named captures
Igor Sysoev <igor@sysoev.ru>
parents: 3319
diff changeset
186
381
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 294
diff changeset
187 #else
3325
42c16d8bddbe regex named captures
Igor Sysoev <igor@sysoev.ru>
parents: 3319
diff changeset
188
381
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 294
diff changeset
189 pool = ngx_pcre_pool;
3325
42c16d8bddbe regex named captures
Igor Sysoev <igor@sysoev.ru>
parents: 3319
diff changeset
190
381
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 294
diff changeset
191 #endif
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 294
diff changeset
192
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 294
diff changeset
193 if (pool) {
2049
2a92804f4109 *) back out r2040
Igor Sysoev <igor@sysoev.ru>
parents: 2039
diff changeset
194 return ngx_palloc(pool, size);
294
5cfd65b8b0a7 nginx-0.0.3-2004-03-23-09:01:52 import
Igor Sysoev <igor@sysoev.ru>
parents: 290
diff changeset
195 }
5cfd65b8b0a7 nginx-0.0.3-2004-03-23-09:01:52 import
Igor Sysoev <igor@sysoev.ru>
parents: 290
diff changeset
196
5cfd65b8b0a7 nginx-0.0.3-2004-03-23-09:01:52 import
Igor Sysoev <igor@sysoev.ru>
parents: 290
diff changeset
197 return NULL;
195
8dee38ea9117 nginx-0.0.1-2003-11-25-23:44:56 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
198 }
8dee38ea9117 nginx-0.0.1-2003-11-25-23:44:56 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
199
8dee38ea9117 nginx-0.0.1-2003-11-25-23:44:56 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
200
503
b1648294f693 nginx-0.1.26-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 501
diff changeset
201 static void ngx_libc_cdecl
b1648294f693 nginx-0.1.26-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 501
diff changeset
202 ngx_regex_free(void *p)
195
8dee38ea9117 nginx-0.0.1-2003-11-25-23:44:56 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
203 {
8dee38ea9117 nginx-0.0.1-2003-11-25-23:44:56 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
204 return;
8dee38ea9117 nginx-0.0.1-2003-11-25-23:44:56 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
205 }