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/*-------------------------------------------------------------------------
*
* pgtz.c
* Timezone Library Integration Functions
*
* Portions Copyright (c) 1996-2003, PostgreSQL Global Development Group
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/timezone/pgtz.c,v 1.7 2004/05/02 03:12:12 momjian Exp $
*
*-------------------------------------------------------------------------
*/
#include "pgtz.h"
#include "tzfile.h"
static char tzdir[MAXPGPATH];
static int done_tzdir = 0;
char *
pg_TZDIR(void)
{
char *p;
if (done_tzdir)
return tzdir;
#ifndef WIN32
StrNCpy(tzdir, PGDATADIR, MAXPGPATH);
#else
if (GetModuleFileName(NULL, tzdir, MAXPGPATH) == 0)
return NULL;
#endif
canonicalize_path(tzdir);
#ifdef WIN32
/* trim off binary name, then go up a directory */
if ((p = last_path_separator(tzdir)) == NULL)
return NULL;
else
*p = '\0';
strcat(tzdir, "/../share");
#endif
strcat(tzdir, "/timezone");
done_tzdir = 1;
return tzdir;
}
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