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Commit | Line | Data |
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369b849f RM |
1 | /* Test program for bug in wide streams. */ |
2 | ||
3 | #include <stdio.h> | |
4 | #include <wchar.h> | |
5 | ||
6 | static void do_prepare (void); | |
7 | #define PREPARE(argc, argv) do_prepare () | |
8 | static int do_test (void); | |
9 | #define TEST_FUNCTION do_test () | |
10 | #include <test-skeleton.c> | |
11 | ||
12 | static char *temp_file; | |
13 | ||
14 | static void | |
15 | do_prepare (void) | |
16 | { | |
17 | int fd = create_temp_file ("bug-ungetc.", &temp_file); | |
18 | if (fd == -1) | |
19 | { | |
20 | printf ("cannot create temporary file: %m\n"); | |
21 | exit (1); | |
22 | } | |
23 | write (fd, "1!", 2); | |
24 | close (fd); | |
25 | } | |
26 | ||
27 | static int | |
28 | do_test (void) | |
29 | { | |
30 | FILE *f = fopen (temp_file, "r+"); | |
31 | ||
32 | if (f == NULL) | |
33 | { | |
34 | printf ("fopen: %m\n"); | |
35 | return 1; | |
36 | } | |
37 | ||
38 | #define L_(s) L##s | |
39 | //#define fwscanf fscanf | |
40 | //#define fwprintf fprintf | |
41 | ||
42 | int i; | |
43 | if (fwscanf (f, L_("%d!"), &i) != 1) | |
44 | { | |
45 | printf ("fwscanf failed\n"); | |
46 | return 1; | |
47 | } | |
48 | ||
1ab9366d RM |
49 | rewind (f); |
50 | if (ferror (f)) | |
369b849f | 51 | { |
1ab9366d | 52 | printf ("rewind: %m\n"); |
369b849f RM |
53 | return 1; |
54 | } | |
55 | ||
1ab9366d | 56 | if (fputws (L_("1!"), f) == EOF) |
369b849f | 57 | { |
1ab9366d | 58 | printf ("fputws: %m\n"); |
369b849f RM |
59 | return 1; |
60 | } | |
61 | ||
62 | if (fflush (f) != 0) | |
63 | { | |
64 | printf ("fflush: %m\n"); | |
65 | return 1; | |
66 | } | |
67 | ||
68 | if (fclose (f) != 0) | |
69 | { | |
70 | printf ("fclose: %m\n"); | |
71 | return 1; | |
72 | } | |
73 | ||
74 | puts ("Test succeeded."); | |
75 | return 0; | |
76 | } |