1/* Make sure we don't test the optimized inline functions if we want to
2 test the real implementation. */
3#undef __USE_STRING_INLINES
4
5#include <stdio.h>
6#include <string.h>
7
8int
9do_test (void)
10{
11 static const size_t lens[] = { 0, 1, 0, 2, 0, 1, 0, 3,
12 0, 1, 0, 2, 0, 1, 0, 4 };
13 char basebuf[24 + 32];
14 size_t base;
15
16 for (base = 0; base < 32; ++base)
17 {
18 char *buf = basebuf + base;
19 size_t words;
20
21 for (words = 0; words < 4; ++words)
22 {
23 size_t last;
24 memset (buf, 'a', words * 4);
25
26 for (last = 0; last < 16; ++last)
27 {
28 buf[words * 4 + 0] = (last & 1) != 0 ? 'b' : '\0';
29 buf[words * 4 + 1] = (last & 2) != 0 ? 'c' : '\0';
30 buf[words * 4 + 2] = (last & 4) != 0 ? 'd' : '\0';
31 buf[words * 4 + 3] = (last & 8) != 0 ? 'e' : '\0';
32 buf[words * 4 + 4] = '\0';
33
34 if (strlen (buf) != words * 4 + lens[last])
35 {
36 printf (format: "\
37strlen failed for base=%Zu, words=%Zu, and last=%Zu (is %zd, expected %zd)\n",
38 base, words, last,
39 strlen (buf), words * 4 + lens[last]);
40 return 1;
41 }
42
43 if (strnlen (buf, -1) != words * 4 + lens[last])
44 {
45 printf (format: "\
46strnlen failed for base=%Zu, words=%Zu, and last=%Zu (is %zd, expected %zd)\n",
47 base, words, last,
48 strnlen (buf, -1), words * 4 + lens[last]);
49 return 1;
50 }
51 }
52 }
53 }
54 return 0;
55}
56
57#include <support/test-driver.c>
58

source code of glibc/string/tst-strlen.c