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Have prompt() return NULL if EOF occurred on stdin, instead of acting 

as if the user had just pressed enter.

Obtained from:	TrustedBSD


git-svn-id: svn+ssh://svn.openpam.org/svn/openpam/trunk@192 185d5e19-27fe-0310-9dcf-9bff6b9f3609
This commit is contained in:
Dag-Erling Smørgrav 2003-01-03 03:34:13 +00:00
parent 82a6d21d8c
commit e8818402d5
1 changed files with 2 additions and 2 deletions
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4
lib/openpam_ttyconv.c
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@ -31,7 +31,7 @@
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $P4: //depot/projects/openpam/lib/openpam_ttyconv.c#14 $
* $P4: //depot/projects/openpam/lib/openpam_ttyconv.c#15 $
*/
#include <sys/types.h>
@ -89,7 +89,7 @@ prompt(const char *msg)
sigaction(SIGALRM, &saved_action, NULL);
sigprocmask(SIG_SETMASK, &saved_sigset, NULL);
alarm(saved_alarm);
if (timed_out || ferror(stdin))
if (timed_out || ferror(stdin) || feof(stdin))
return (NULL);
/* trim trailing whitespace */
for (len = strlen(buf); len > 0; --len)