1 | /* Test for regexec. |
2 | Copyright (C) 2002-2022 Free Software Foundation, Inc. |
3 | This file is part of the GNU C Library. |
4 | |
5 | The GNU C Library is free software; you can redistribute it and/or |
6 | modify it under the terms of the GNU Lesser General Public |
7 | License as published by the Free Software Foundation; either |
8 | version 2.1 of the License, or (at your option) any later version. |
9 | |
10 | The GNU C Library is distributed in the hope that it will be useful, |
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
13 | Lesser General Public License for more details. |
14 | |
15 | You should have received a copy of the GNU Lesser General Public |
16 | License along with the GNU C Library; if not, see |
17 | <https://www.gnu.org/licenses/>. */ |
18 | |
19 | #include <locale.h> |
20 | #include <stdio.h> |
21 | #include <string.h> |
22 | #include <sys/types.h> |
23 | #include <regex.h> |
24 | |
25 | |
26 | int |
27 | main (int argc, char *argv[]) |
28 | { |
29 | regex_t re; |
30 | regmatch_t mat[10]; |
31 | int i, j, ret = 0; |
32 | const char *locales[] = { "C" , "C.UTF-8" , "de_DE.UTF-8" }; |
33 | const char *string = "http://www.regex.com/pattern/matching.html#intro" ; |
34 | regmatch_t expect[10] = { |
35 | { 0, 48 }, { 0, 5 }, { 0, 4 }, { 5, 20 }, { 7, 20 }, { 20, 42 }, |
36 | { -1, -1 }, { -1, -1 }, { 42, 48 }, { 43, 48 } }; |
37 | |
38 | for (i = 0; i < sizeof (locales) / sizeof (locales[0]); ++i) |
39 | { |
40 | if (setlocale (LC_ALL, locales[i]) == NULL) |
41 | { |
42 | puts (s: "cannot set locale" ); |
43 | ret = 1; |
44 | } |
45 | else if (regcomp (preg: &re, |
46 | pattern: "^(([^:/?#]+):)?(//([^/?#]*))?([^?#]*)(\\?([^#]*))?(#(.*))?" , |
47 | REG_EXTENDED) != REG_NOERROR) |
48 | { |
49 | puts (s: "cannot compile the regular expression" ); |
50 | ret = 1; |
51 | } |
52 | else if (regexec (preg: &re, String: string, nmatch: 10, pmatch: mat, eflags: 0) == REG_NOMATCH) |
53 | { |
54 | puts (s: "no match" ); |
55 | ret = 1; |
56 | } |
57 | else |
58 | { |
59 | if (! memcmp (mat, expect, sizeof (mat))) |
60 | printf (format: "matching ok for %s locale\n" , locales[i]); |
61 | else |
62 | { |
63 | printf (format: "matching failed for %s locale:\n" , locales[i]); |
64 | ret = 1; |
65 | for (j = 0; j < 9; ++j) |
66 | if (mat[j].rm_so != -1) |
67 | printf (format: "%d: %.*s\n" , j, mat[j].rm_eo - mat[j].rm_so, |
68 | string + mat[j].rm_so); |
69 | } |
70 | } |
71 | } |
72 | |
73 | return ret; |
74 | } |
75 | |