1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
|
#include <assert.h>
#include <stdio.h>
#include <string.h>
#include <sys/types.h>
static int
do_test (void)
{
int result = 0;
char buf[100];
FILE *fp = fmemopen (buf, sizeof (buf), "w");
if (fp == NULL)
{
puts ("fmemopen failed");
return 0;
}
static const char str[] = "hello world";
#define nstr (sizeof (str) - 1)
fputs (str, fp);
off_t o = ftello (fp);
if (o != nstr)
{
printf ("first ftello returned %ld, expected %zu\n", o, nstr);
result = 1;
}
rewind (fp);
o = ftello (fp);
if (o != 0)
{
printf ("second ftello returned %ld, expected %zu\n", o, (off_t) 0);
result = 1;
}
if (fseeko (fp, 0, SEEK_END) != 0)
{
puts ("fseeko failed");
return 1;
}
o = ftello (fp);
if (o != nstr)
{
printf ("third ftello returned %ld, expected %zu\n", o, nstr);
result = 1;
}
rewind (fp);
static const char str2[] = "just hello";
#define nstr2 (sizeof (str2) - 1)
assert (nstr2 < nstr);
fputs (str2, fp);
o = ftello (fp);
if (o != nstr2)
{
printf ("fourth ftello returned %ld, expected %zu\n", o, nstr2);
result = 1;
}
fclose (fp);
static const char str3[] = "just hellod";
if (strcmp (buf, str3) != 0)
{
printf ("final string is \"%s\", expected \"%s\"\n",
buf, str3);
result = 1;
}
return result;
}
#define TEST_FUNCTION do_test ()
#include "../test-skeleton.c"
|
