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* mu-date: small optimization

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djcb
2013-09-07 12:57:53 +03:00
parent 13bad9a889
commit 827dfbecdb
1 changed files with 14 additions and 13 deletions
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27
lib/mu-date.c
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@ -222,10 +222,10 @@ mu_date_interpret (const char *datespec, gboolean is_begin)
time_t
mu_date_str_to_time_t (const char* date, gboolean local)
{
struct tm tm;
char mydate[14 + 1]; /* YYYYMMDDHHMMSS */
time_t t;
char *tz;
struct tm tm;
char mydate[14 + 1]; /* YYYYMMDDHHMMSS */
time_t t;
char oldtz[16];
memset (&tm, 0, sizeof(struct tm));
strncpy (mydate, date, 15);
@ -242,25 +242,26 @@ mu_date_str_to_time_t (const char* date, gboolean local)
tm.tm_isdst = -1; /* let mktime figure out the dst */
if (!local) { /* temporarily switch to UTC */
const char *tz;
tz = getenv ("TZ");
tz = tz ? g_strdup (tz) : NULL;
setenv ("TZ", "", 1);
tzset ();
} else
tz = NULL;
if (tz && strlen (tz) < sizeof(tz) -1) {
strcpy (oldtz, tz);
setenv ("TZ", "", 1);
tzset ();
} else
local = TRUE; /* already */
}
t = mktime (&tm);
if (!local) { /* switch back */
if (tz)
setenv("TZ", tz, 1);
if (oldtz)
setenv("TZ", oldtz, 1);
else
unsetenv("TZ");
tzset ();
}
g_free (tz);
return t;
}