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#include <stdio.h> | |
#include <string.h> | |
#include <time.h> | |
#if defined(__MINGW64_VERSION_MAJOR) | |
/* XXX why isn't this in sec_api/time_s.h? */ | |
# if defined(_USE_32BIT_TIME_T) | |
# define gmtime_s _gmtime32_s | |
# else | |
# define gmtime_s _gmtime64_s | |
# endif | |
#elif defined(__MINGW32__) && !defined(__MINGW64_VERSION_MAJOR) | |
# define BUILDING_WITH_MINGW32 | |
# define gmtime_r(tp, tm) (gmtime((tp))) | |
# define localtime_r(tp, tm) (localtime((tp))) | |
#endif | |
#if defined(_MSC_VER) || defined(__MINGW64_VERSION_MAJOR) | |
# define gmtime_r(tp, tm) ((gmtime_s((tm), (tp)) == 0) ? (tm) : NULL) | |
# define localtime_r(tp, tm) ((localtime_s((tm), (tp)) == 0) ? (tm) : NULL) | |
#endif | |
int | |
main(int argc, char *argv[]) | |
{ | |
time_t rawtime; | |
struct tm utc_tm, local_tm, tmp_tm, *my_utc_tm, *my_local_tm; | |
char buffer[1024] = ""; | |
time(&rawtime); | |
my_utc_tm = gmtime_r(&rawtime, &utc_tm); | |
#ifdef BUILDING_WITH_MINGW32 | |
/* save the *utc_tm so it doesn't get clobbered */ | |
memcpy(&tmp_tm, my_utc_tm, sizeof(struct tm)); | |
my_utc_tm = &tmp_tm; | |
#endif | |
my_local_tm = localtime_r(&rawtime, &local_tm); | |
if (strftime(buffer, sizeof(buffer), | |
"UTC: %A, %B %d, %Y %H:%M", my_utc_tm)) | |
puts(buffer); | |
if (strftime(buffer, sizeof(buffer), | |
"Local: %A, %B %d, %Y %H:%M %z", my_local_tm)) | |
puts(buffer); | |
return 0; | |
} | |
/* vim: set ts=2 sts=2 sw=2 et: */ |
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