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Check for NULL pointer returned from localtime()/gmtime().

This commit is contained in:
Guido van Rossum 1996-10-08 14:19:52 +00:00
parent c196202e3d
commit 6e8583dcb3
1 changed files with 10 additions and 1 deletions
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11
Modules/timemodule.c
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@ -135,7 +135,16 @@ time_convert(when, function)
time_t when;
struct tm * (*function) PROTO((const time_t *));
{
struct tm *p = function(&when);
struct tm *p;
errno = 0;
p = function(&when);
if (p == NULL) {
#ifdef EINVAL
if (errno == NULL)
errno = EINVAL;
#endif
return err_errno(IOError);
}
return mkvalue("(iiiiiiiii)",
p->tm_year + 1900,
p->tm_mon + 1, /* Want January == 1 */