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d4697bc9 | 1 | /* Copyright (C) 2001-2014 Free Software Foundation, Inc. |
d8f00d46 UD |
2 | This file is part of the GNU C Library. |
3 | ||
4 | The GNU C Library is free software; you can redistribute it and/or | |
41bdb6e2 AJ |
5 | modify it under the terms of the GNU Lesser General Public |
6 | License as published by the Free Software Foundation; either | |
7 | version 2.1 of the License, or (at your option) any later version. | |
d8f00d46 UD |
8 | |
9 | The GNU C Library is distributed in the hope that it will be useful, | |
10 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
41bdb6e2 | 12 | Lesser General Public License for more details. |
d8f00d46 | 13 | |
41bdb6e2 | 14 | You should have received a copy of the GNU Lesser General Public |
59ba27a6 PE |
15 | License along with the GNU C Library; if not, see |
16 | <http://www.gnu.org/licenses/>. */ | |
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17 | |
18 | #include <spawn.h> | |
19 | #include "spawn_int.h" | |
20 | ||
21 | #include <assert.h> | |
22 | #include <errno.h> | |
23 | #include <error.h> | |
24 | #include <fcntl.h> | |
bb3f4825 | 25 | #include <getopt.h> |
d8f00d46 UD |
26 | #include <iconv.h> |
27 | #include <locale.h> | |
28 | #include <mcheck.h> | |
29 | #include <stdio.h> | |
30 | #include <stdlib.h> | |
31 | #include <string.h> | |
32 | #include <time.h> | |
33 | #include <unistd.h> | |
34 | #include <sys/stat.h> | |
35 | #include <sys/types.h> | |
36 | #include <regex.h> | |
37 | ||
38 | ||
bf7c04cd | 39 | #if defined _POSIX_CPUTIME && _POSIX_CPUTIME >= 0 |
d8f00d46 UD |
40 | static clockid_t cl; |
41 | static int use_clock; | |
42 | #endif | |
73111f03 UD |
43 | static iconv_t cd; |
44 | static char *mem; | |
45 | static char *umem; | |
46 | static size_t memlen; | |
3c0fb574 | 47 | static size_t umemlen; |
bb3f4825 | 48 | static int timing; |
d8f00d46 | 49 | |
3c0fb574 | 50 | static int test_expr (const char *expr, int expected, int expectedicase); |
73111f03 | 51 | static int run_test (const char *expr, const char *mem, size_t memlen, |
3c0fb574 UD |
52 | int icase, int expected); |
53 | static int run_test_backwards (const char *expr, const char *mem, | |
54 | size_t memlen, int icase, int expected); | |
d8f00d46 UD |
55 | |
56 | ||
7166d23f UD |
57 | static int |
58 | do_test (void) | |
d8f00d46 UD |
59 | { |
60 | const char *file; | |
d8f00d46 UD |
61 | int fd; |
62 | struct stat st; | |
d8f00d46 UD |
63 | int result; |
64 | char *inmem; | |
65 | char *outmem; | |
66 | size_t inlen; | |
67 | size_t outlen; | |
d8f00d46 UD |
68 | |
69 | mtrace (); | |
70 | ||
71 | /* Make the content of the file available in memory. */ | |
72 | file = "../ChangeLog.8"; | |
73 | fd = open (file, O_RDONLY); | |
74 | if (fd == -1) | |
75 | error (EXIT_FAILURE, errno, "cannot open %s", basename (file)); | |
76 | ||
77 | if (fstat (fd, &st) != 0) | |
78 | error (EXIT_FAILURE, errno, "cannot stat %s", basename (file)); | |
79 | memlen = st.st_size; | |
80 | ||
81 | mem = (char *) malloc (memlen + 1); | |
82 | if (mem == NULL) | |
83 | error (EXIT_FAILURE, errno, "while allocating buffer"); | |
84 | ||
3c0fb574 | 85 | if ((size_t) read (fd, mem, memlen) != memlen) |
d8f00d46 UD |
86 | error (EXIT_FAILURE, 0, "cannot read entire file"); |
87 | mem[memlen] = '\0'; | |
88 | ||
89 | close (fd); | |
90 | ||
2f07975d | 91 | /* We have to convert a few things from Latin-1 to UTF-8. */ |
d8f00d46 UD |
92 | cd = iconv_open ("UTF-8", "ISO-8859-1"); |
93 | if (cd == (iconv_t) -1) | |
94 | error (EXIT_FAILURE, errno, "cannot get conversion descriptor"); | |
95 | ||
2f07975d UD |
96 | /* For the second test we have to convert the file content to UTF-8. |
97 | Since the text is mostly ASCII it should be enough to allocate | |
98 | twice as much memory for the UTF-8 text than for the Latin-1 | |
99 | text. */ | |
100 | umem = (char *) calloc (2, memlen); | |
101 | if (umem == NULL) | |
102 | error (EXIT_FAILURE, errno, "while allocating buffer"); | |
103 | ||
d8f00d46 UD |
104 | inmem = mem; |
105 | inlen = memlen; | |
106 | outmem = umem; | |
2f07975d | 107 | outlen = 2 * memlen - 1; |
d8f00d46 | 108 | iconv (cd, &inmem, &inlen, &outmem, &outlen); |
3c0fb574 | 109 | umemlen = outmem - umem; |
d8f00d46 UD |
110 | if (inlen != 0) |
111 | error (EXIT_FAILURE, errno, "cannot convert buffer"); | |
112 | ||
bf7c04cd UD |
113 | #if defined _POSIX_CPUTIME && _POSIX_CPUTIME >= 0 |
114 | # if _POSIX_CPUTIME == 0 | |
115 | if (sysconf (_SC_CPUTIME) < 0) | |
116 | use_clock = 0; | |
117 | else | |
118 | # endif | |
119 | /* See whether we can use the CPU clock. */ | |
120 | use_clock = clock_getcpuclockid (0, &cl) == 0; | |
73111f03 UD |
121 | #endif |
122 | ||
2f07975d UD |
123 | #ifdef DEBUG |
124 | re_set_syntax (RE_DEBUG); | |
125 | #endif | |
126 | ||
73111f03 UD |
127 | /* Run the actual tests. All tests are run in a single-byte and a |
128 | multi-byte locale. */ | |
3c0fb574 UD |
129 |