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# 61_dvipdfm_timezone by "Mark A. Wicks" <mwicks@kettering.edu>
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#
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# fix crash of dvipdfm with 0.5 timezones
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build/source/texk/dvipdfm/pdfdoc.c | 34 +++++++++++++++++++++++-----------
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1 file changed, 23 insertions(+), 11 deletions(-)
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Index: texlive-bin-2007/build/source/texk/dvipdfm/pdfdoc.c
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===================================================================
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--- texlive-bin-2007.orig/build/source/texk/dvipdfm/pdfdoc.c 2006-01-17 22:41:51.000000000 +0100
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+++ texlive-bin-2007/build/source/texk/dvipdfm/pdfdoc.c 2007-02-15 15:53:08.000000000 +0100
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@@ -232,13 +232,7 @@
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static char *asn_date (void)
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{
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-#ifndef HAVE_TIMEZONE
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- #ifdef TM_GM_TOFF
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- #define timezone (bdtime->gm_toff)
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- #else
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- #define timezone 0l
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-#endif /* TM_GM_TOFF */
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-#endif /* HAVE_TIMEZONE */
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+ long tz_offset;
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static char date_string[24];
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time_t current_time;
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struct tm *bd_time;
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@@ -247,10 +241,28 @@
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}
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time(¤t_time);
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bd_time = localtime(¤t_time);
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- sprintf (date_string, "D:%04d%02d%02d%02d%02d%02d%+03ld'%02ld'",
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- bd_time -> tm_year+1900, bd_time -> tm_mon+1, bd_time -> tm_mday,
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- bd_time -> tm_hour, bd_time -> tm_min, bd_time -> tm_sec,
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- -timezone/3600, timezone%3600);
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+
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+#ifdef HAVE_TM_GMTOFF /* Preferred way to get time zone offset */
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+ tz_offset = bd_time->tm_gmtoff;
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+#else
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+#ifdef HAVE_TIMEZONE /* Plan B --- use external variable 'timezone'
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+ /* (may not provide correct offset for daylight savings time) */
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+ tz_offset = - timezone;
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+#else /* Last resort --- without more information, set offset to zero */
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+ tz_offset = 0l;
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+#endif /* HAVE_TIMEZONE */
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+#endif /* HAVE_TM_GMTOFF */
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+
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+ if (tz_offset == 0l) {
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+ sprintf (date_string, "D:%04d%02d%02d%02d%02d%02dZ00'00'",
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+ bd_time -> tm_year+1900, bd_time -> tm_mon+1, bd_time -> tm_mday,
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+ bd_time -> tm_hour, bd_time -> tm_min, bd_time -> tm_sec);
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+ } else {
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+ sprintf (date_string, "D:%04d%02d%02d%02d%02d%02d%c%02ld'%02ld'",
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+ bd_time -> tm_year+1900, bd_time -> tm_mon+1, bd_time -> tm_mday,
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+ bd_time -> tm_hour, bd_time -> tm_min, bd_time -> tm_sec,
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+ (tz_offset>0)? '+':'-', labs(tz_offset)/3600, (labs(tz_offset)/60)%60);
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+ }
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return date_string;
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}
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