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check return value of strftime()

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This commit is contained in:
Andreas Gustafsson
2001-09-05 17:05:47 +00:00
parent 33f87146a8
commit ff6e834f7d
1 changed files with 8 additions and 5 deletions
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13
lib/isc/unix/time.c
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@@ -15,7 +15,7 @@
* WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
/* $Id: time.c,v 1.39 2001/09/05 17:03:42 gson Exp $ */
/* $Id: time.c,v 1.40 2001/09/05 17:05:47 gson Exp $ */
#include <config.h>
@@ -399,8 +399,11 @@ isc_time_formattimestamp(const isc_time_t *t, char *buf, unsigned int len) {
REQUIRE(len > 0);
now = (time_t) t->seconds;
strftime(buf, len, "%b %d %X", localtime(&now));
flen = strlen(buf);
snprintf(buf + flen, len - flen,
".%03u", t->nanoseconds / 1000000);
flen = strftime(buf, len, "%b %d %X", localtime(&now));
INSIST(flen < len);
if (flen != 0)
snprintf(buf + flen, len - flen,
".%03u", t->nanoseconds / 1000000);
else
snprintf(buf, len, "Bad 00 99:99:99.999");
}