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gmtime.c
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gmtime.c
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#include "../git-compat-util.h"
#undef gmtime
#undef gmtime_r
struct tm *git_gmtime(const time_t *timep)
{
static struct tm result;
return git_gmtime_r(timep, &result);
}
struct tm *git_gmtime_r(const time_t *timep, struct tm *result)
{
struct tm *ret;
memset(result, 0, sizeof(*result));
ret = gmtime_r(timep, result);
/*
* Rather than NULL, FreeBSD gmtime simply leaves the "struct tm"
* untouched when it encounters overflow. Since "mday" cannot otherwise
* be zero, we can test this very quickly.
*/
if (ret && !ret->tm_mday) {
ret = NULL;
errno = EOVERFLOW;
}
return ret;
}