Files
amiga-tz/utility/timezoneinfo.c
2015-07-25 23:35:51 +02:00

56 lines
1.8 KiB
C

//--------------------------------------------------------------------------//
// This file is in the public domain. //
//--------------------------------------------------------------------------//
#include <stdio.h>
#include <exec/memory.h>
#include <exec/execbase.h>
#include <exec/libraries.h>
//--------------------------------------------------------------------------//
#include "tzversion.h"
#include "clib/timezone.h"
#include "inline/timezone.h"
//--------------------------------------------------------------------------//
const char *vers = "\0$VER: TimeZoneInfo" AMIGA_VERSION;
//--------------------------------------------------------------------------//
struct Library *TimezoneBase = NULL;
//--------------------------------------------------------------------------//
int main(const int argc, char *argv[])
{
struct tm tm;
struct offset {
int hours, mins;
} offset;
time_t now ;
char* loc;
TimezoneBase = (struct Library*)OpenLibrary((STRPTR)"timezone.library", 0);
if (!TimezoneBase) {
printf("Cannot open timezone library.\n");
return 5;
}
now = time(NULL);
localtime_r(&now, &tm);
offset.hours = tm.tm_gmtoff / 60 / 60;
offset.mins = tm.tm_gmtoff / 60 - offset.hours * 60;
loc = tzlocation();
FPrintf(Output(), (STRPTR)"Location is %s\n", loc);
FPrintf(Output(), (STRPTR)"Time zone is %s\n", tm.tm_zone);
FPrintf(Output(), (STRPTR)"GMT offset is %ld hours and %ld minutes.\n", offset.hours, offset.mins);
if (tm.tm_isdst) {
FPrintf(Output(), (STRPTR)"It is daylight-saving time.\n");
} else {
FPrintf(Output(), (STRPTR)"It is not daylight-saving time.\n");
}
CloseLibrary(TimezoneBase);
return 0;
}
//--------------------------------------------------------------------------//