43 lines
878 B
C
43 lines
878 B
C
|
#include <errno.h>
|
||
|
|
#include <error.h>
|
||
|
|
#include <fcntl.h>
|
||
|
|
#include <stdio.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>
|
||
|
|
|
||
|
|
static int temp_fd;
|
||
|
|
|
||
|
|
static void
|
||
|
|
do_prepare (void)
|
||
|
|
{
|
||
|
|
char *temp_file;
|
||
|
|
temp_fd = create_temp_file ("tst-ttyname_r.", &temp_file);
|
||
|
|
if (temp_fd == -1)
|
||
|
|
error (1, errno, "cannot create temporary file");
|
||
|
|
}
|
||
|
|
|
||
|
|
static int
|
||
|
|
do_test (void)
|
||
|
|
{
|
||
|
|
int ret = 0;
|
||
|
|
char buf[sysconf (_SC_TTY_NAME_MAX) + 1];
|
||
|
|
int res = ttyname_r (-1, buf, sizeof (buf));
|
||
|
|
if (res != EBADF)
|
||
|
|
{
|
||
|
|
printf ("1st ttyname_r returned with res %d\n", res);
|
||
|
|
ret++;
|
||
|
|
}
|
||
|
|
res = ttyname_r (temp_fd, buf, sizeof (buf));
|
||
|
|
if (res != ENOTTY)
|
||
|
|
{
|
||
|
|
printf ("2nd ttyname_r returned with res %d\n", res);
|
||
|
|
ret++;
|
||
|
|
}
|
||
|
|
return ret;
|
||
|
|
}
|