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authorusa <usa@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2008-08-31 17:58:13 +0000
committerusa <usa@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2008-08-31 17:58:13 +0000
commitd4c52127946ebd2e6f9952d69d05cac5fe391740 (patch)
tree915cfc9328a63d884dffc885cb30cfcf54abf271 /strftime.c
parent0f81455429732027fe04118d300c9954bacbcc3c (diff)
* strftime.c (rb_strftime): calc timezone offset by myself if system
doesn't provide timezone info. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@19008 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'strftime.c')
-rw-r--r--strftime.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/strftime.c b/strftime.c
index e559c05dd1..0f5214990f 100644
--- a/strftime.c
+++ b/strftime.c
@@ -477,6 +477,15 @@ rb_strftime(char *s, size_t maxsize, const char *format, const struct tm *timept
#ifdef HAVE_GETTIMEOFDAY
gettimeofday(&tv, &zone);
off = -zone.tz_minuteswest;
+#else
+ /* no timezone info, then calc by myself */
+ {
+ struct tm utc;
+ time_t now;
+ time(&now);
+ utc = *gmtime(&now);
+ off = (now - mktime(&utc)) / 60;
+ }
#endif
#endif /* !HAVE_TIMEZONE */
#endif /* !HAVE_TM_ZONE */