mirror of
https://sourceware.org/git/glibc.git
synced 2024-12-14 23:30:06 +00:00
97887d3553
* libio/tst-eof.c: Rewrite to let test-skeleton.c deal with creation and removal of the temp file.
76 lines
1.2 KiB
C
76 lines
1.2 KiB
C
#include <fcntl.h>
|
|
#include <stdio.h>
|
|
#include <string.h>
|
|
#include <unistd.h>
|
|
|
|
|
|
static void do_prepare (void);
|
|
#define PREPARE(argc, argv) do_prepare ()
|
|
static int do_test (void);
|
|
#define TEST_FUNCTION do_test ()
|
|
#include <test-skeleton.c>
|
|
|
|
|
|
int fd;
|
|
|
|
|
|
static void
|
|
do_prepare (void)
|
|
{
|
|
fd = create_temp_file ("tst-eof.", NULL);
|
|
if (fd == -1)
|
|
{
|
|
printf ("cannot create temporary file: %m\n");
|
|
exit (1);
|
|
}
|
|
}
|
|
|
|
|
|
static int
|
|
do_test (void)
|
|
{
|
|
char buf[40];
|
|
FILE *fp;
|
|
|
|
if (write (fd, "some string\n", 12) != 12)
|
|
{
|
|
printf ("cannot write temporary file: %m\n");
|
|
return 1;
|
|
}
|
|
|
|
if (lseek (fd, 0, SEEK_SET) == (off_t) -1)
|
|
{
|
|
printf ("cannot reposition temporary file: %m\n");
|
|
return 1;
|
|
}
|
|
|
|
fp = fdopen (fd, "r");
|
|
if (fp == NULL)
|
|
{
|
|
printf ("cannot create stream: %m\n");
|
|
return 1;
|
|
}
|
|
|
|
if (feof (fp))
|
|
{
|
|
puts ("EOF set after fdopen");
|
|
return 1;
|
|
}
|
|
|
|
if (fread (buf, 1, 20, fp) != 12)
|
|
{
|
|
puts ("didn't read the correct number of bytes");
|
|
return 1;
|
|
}
|
|
|
|
if (! feof (fp))
|
|
{
|
|
puts ("EOF not set after fread");
|
|
return 1;
|
|
}
|
|
|
|
fclose (fp);
|
|
|
|
return 0;
|
|
}
|