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test_tiocsti: check ioctl() return code [coverity scan] 

Signed-off-by: Karel Zak <kzak@redhat.com>
This commit is contained in:
Karel Zak 2020-07-14 11:43:38 +02:00
parent 8aedaf592e
commit f596692030
1 changed files with 8 additions and 3 deletions
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11
tests/helpers/test_tiocsti.c
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@ -17,11 +17,16 @@
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include <stdlib.h>
#include <sys/ioctl.h>
int main(void)
{
char *cmd = "id -u -n\n";
while(*cmd)
ioctl(0, TIOCSTI, cmd++);
int rc = 0;
char *cmd = "id -u -n\n";
while(*cmd)
rc += ioctl(0, TIOCSTI, cmd++);
exit(rc ? EXIT_FAILURE : EXIT_SUCCESS);
}