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Commit | Line | Data |
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bb10459f UD |
1 | #include <mcheck.h> |
2 | #include <stdio.h> | |
ceaa9889 | 3 | #include <stdlib.h> |
bb10459f UD |
4 | |
5 | ||
6 | #ifndef CHAR_T | |
7 | # define CHAR_T char | |
8 | # define W(o) o | |
9 | # define OPEN_MEMSTREAM open_memstream | |
10 | #endif | |
11 | ||
12 | #define S(s) S1 (s) | |
13 | #define S1(s) #s | |
14 | ||
15 | ||
16 | static void | |
17 | mcheck_abort (enum mcheck_status ev) | |
18 | { | |
19 | printf ("mecheck failed with status %d\n", (int) ev); | |
20 | exit (1); | |
21 | } | |
22 | ||
23 | ||
24 | static int | |
25 | do_test (void) | |
26 | { | |
27 | mcheck_pedantic (mcheck_abort); | |
28 | ||
29 | CHAR_T *buf = (CHAR_T *) 1l; | |
30 | size_t len = 12345; | |
31 | FILE *fp = OPEN_MEMSTREAM (&buf, &len); | |
32 | if (fp == NULL) | |
33 | { | |
34 | printf ("%s failed\n", S(OPEN_MEMSTREAM)); | |
35 | return 1; | |
36 | } | |
37 | ||
38 | if (fflush (fp) != 0) | |
39 | { | |
40 | puts ("fflush failed"); | |
41 | return 1; | |
42 | } | |
43 | ||
44 | if (len != 0) | |
45 | { | |
46 | puts ("string after no write not empty"); | |
47 | return 1; | |
48 | } | |
49 | if (buf == (CHAR_T *) 1l) | |
50 | { | |
51 | puts ("buf not updated"); | |
52 | return 1; | |
53 | } | |
54 | if (buf[0] != W('\0')) | |
55 | { | |
56 | puts ("buf[0] != 0"); | |
57 | return 1; | |
58 | } | |
59 | ||
60 | buf = (CHAR_T *) 1l; | |
61 | len = 12345; | |
62 | if (fclose (fp) != 0) | |
63 | { | |
64 | puts ("fclose failed"); | |
65 | return 1; | |
66 | } | |
67 | ||
68 | if (len != 0) | |
69 | { | |
70 | puts ("string after close with no write not empty"); | |
71 | return 1; | |
72 | } | |
73 | if (buf == (CHAR_T *) 1l) | |
74 | { | |
75 | puts ("buf not updated"); | |
76 | return 1; | |
77 | } | |
78 | if (buf[0] != W('\0')) | |
79 | { | |
80 | puts ("buf[0] != 0"); | |
81 | return 1; | |
82 | } | |
83 | ||
84 | free (buf); | |
85 | ||
86 | return 0; | |
87 | } | |
88 | ||
89 | #define TEST_FUNCTION do_test () | |
90 | #include "../test-skeleton.c" |