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Commit | Line | Data |
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1fc0e331 UD |
1 | /* Test of perror. |
2 | Contributed by Ulrich Drepper <drepper@redhat.com>, 2001. | |
3 | To be used only for testing glibc. */ | |
4 | ||
5 | #include <errno.h> | |
6 | #include <error.h> | |
7 | #include <stdio.h> | |
8 | #include <stdlib.h> | |
9 | #include <string.h> | |
10 | #include <unistd.h> | |
11 | #include <wchar.h> | |
12 | ||
13 | ||
14 | #define MB_EXP \ | |
15 | "null mode test 1: Invalid or incomplete multibyte or wide character\n" \ | |
16 | "multibyte string\n" \ | |
17 | "<0 mode test: Invalid argument\n" | |
18 | #define MB_EXP_LEN (sizeof (MB_EXP) - 1) | |
19 | ||
20 | #define WC_EXP \ | |
21 | "null mode test 2: Invalid or incomplete multibyte or wide character\n" \ | |
22 | "wide string\n" \ | |
23 | ">0 mode test: Invalid argument\n" | |
24 | #define WC_EXP_LEN (sizeof (WC_EXP) - 1) | |
25 | ||
26 | ||
29955b5d AS |
27 | static int |
28 | do_test (void) | |
1fc0e331 UD |
29 | { |
30 | int fd; | |
31 | char fname[] = "/tmp/tst-perror.XXXXXX"; | |
32 | int result = 0; | |
33 | char buf[200]; | |
34 | ssize_t n; | |
35 | ||
36 | fd = mkstemp (fname); | |
37 | if (fd == -1) | |
38 | error (EXIT_FAILURE, errno, "cannot create temporary file"); | |
39 | ||
40 | /* Make sure the file gets removed. */ | |
41 | unlink (fname); | |
42 | ||
43 | fclose (stderr); | |
44 | ||
45 | if (dup2 (fd, 2) == -1) | |
46 | { | |
47 | printf ("cannot create file descriptor 2: %m\n"); | |
48 | exit (EXIT_FAILURE); | |
49 | } | |
50 | ||
51 | stderr = fdopen (2, "w"); | |
52 | if (stderr == NULL) | |
53 | { | |
54 | printf ("fdopen failed: %m\n"); | |
55 | exit (EXIT_FAILURE); | |
56 | } | |
57 | ||
58 | if (fwide (stderr, 0) != 0) | |
59 | { | |
60 | printf ("stderr not initially in mode 0\n"); | |
61 | exit (EXIT_FAILURE); | |
62 | } | |
63 | ||
64 | errno = EILSEQ; | |
65 | perror ("null mode test 1"); | |
66 | ||
67 | if (fwide (stderr, 0) != 0) | |
68 | { | |
69 | puts ("perror changed the mode from 0"); | |
70 | result = 1; | |
71 | } | |
72 | ||
73 | fputs ("multibyte string\n", stderr); | |
74 | ||
75 | if (fwide (stderr, 0) >= 0) | |
76 | { | |
77 | puts ("fputs didn't set orientation to narrow"); | |
78 | result = 1; | |
79 | } | |
80 | ||
81 | errno = EINVAL; | |
82 | perror ("<0 mode test"); | |
83 | ||
84 | fclose (stderr); | |
85 | ||
86 | lseek (fd, 0, SEEK_SET); | |
87 | n = read (fd, buf, sizeof (buf)); | |
88 | if (n != MB_EXP_LEN || memcmp (buf, MB_EXP, MB_EXP_LEN) != 0) | |
89 | { | |
90 | printf ("multibyte test failed. Expected:\n%s\nGot:\n%.*s\n", | |
91 | MB_EXP, (int) n, buf); | |
92 | result = 1; | |
93 | } | |
94 | else | |
95 | puts ("multibyte test succeeded"); | |
96 | ||
97 | lseek (fd, 0, SEEK_SET); | |
98 | ftruncate (fd, 0); | |
99 | ||
100 | if (dup2 (fd, 2) == -1) | |
101 | { | |
102 | printf ("cannot create file descriptor 2: %m\n"); | |
103 | exit (EXIT_FAILURE); | |
104 | } | |
105 | stderr = fdopen (2, "w"); | |
106 | if (stderr == NULL) | |
107 | { | |
108 | printf ("fdopen failed: %m\n"); | |
109 | exit (EXIT_FAILURE); | |
110 | } | |
111 | ||
112 | if (fwide (stderr, 0) != 0) | |
113 | { | |
114 | printf ("stderr not initially in mode 0\n"); | |
115 | exit (EXIT_FAILURE); | |
116 | } | |
117 | ||
118 | errno = EILSEQ; | |
119 | perror ("null mode test 2"); | |
120 | ||
121 | if (fwide (stderr, 0) != 0) | |
122 | { | |
123 | puts ("perror changed the mode from 0"); | |
124 | result = 1; | |
125 | } | |
126 | ||
127 | fputws (L"wide string\n", stderr); | |
128 | ||
129 | if (fwide (stderr, 0) <= 0) | |
130 | { | |
131 | puts ("fputws didn't set orientation to wide"); | |
132 | result = 1; | |
133 | } | |
134 | ||
135 | errno = EINVAL; | |
136 | perror (">0 mode test"); | |
137 | ||
138 | fclose (stderr); | |
139 | ||
140 | lseek (fd, 0, SEEK_SET); | |
141 | n = read (fd, buf, sizeof (buf)); | |
142 | if (n != WC_EXP_LEN || memcmp (buf, WC_EXP, WC_EXP_LEN) != 0) | |
143 | { | |
144 | printf ("wide test failed. Expected:\n%s\nGot:\n%.*s\n", | |
145 | WC_EXP, (int) n, buf); | |
146 | result = 1; | |
147 | } | |
148 | else | |
149 | puts ("wide test succeeded"); | |
150 | ||
151 | close (fd); | |
152 | ||
153 | return result; | |
154 | } | |
29955b5d AS |
155 | |
156 | #define TEST_FUNCTION do_test () | |
157 | #include "../test-skeleton.c" |