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Update.
1998-11-03 Ulrich Drepper <drepper@cygnus.com> * time/mktime.c (__mktime_internal): Handle broken down times around the time of the DST switches more correctly. 1998-11-02 Andreas Jaeger <aj@arthur.rhein-neckar.de> * sysdeps/unix/sysv/linux/netatalk/at.h: Include <linux/atalk.h> before <sys/socket.h> to make sockaddr_at available to <sys/socket.h>. 1998-11-02 Andreas Jaeger <aj@arthur.rhein-neckar.de> * time/tzset.c (tz_compute): Remove unused parameter timer. Change caller. 1998-11-02 Mark Kettenis <kettenis@phys.uva.nl> * sysdeps/generic/bits/types.h (__ipc_pid_t): New typedef.
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ChangeLog
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ChangeLog
@ -1,3 +1,8 @@
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1998-11-03 Ulrich Drepper <drepper@cygnus.com>
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* time/mktime.c (__mktime_internal): Handle broken down times
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around the time of the DST switches more correctly.
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1998-11-02 Ulrich Drepper <drepper@cygnus.com>
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* elf/Makefile (libdl-routines): Add dlopenold.
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@ -30,23 +35,23 @@
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* sysdeps/unix/sysv/linux/i386/sysdep.h: Add .L prefix to symbols
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used in macro magic.
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1998-11-02 Andreas Jaeger <aj@arthur.rhein-neckar.de>
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* sysdeps/unix/sysv/linux/netatalk/at.h: Include <linux/atalk.h>
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before <sys/socket.h> to make sockaddr_at available to
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<sys/socket.h>.
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1998-11-02 Andreas Jaeger <aj@arthur.rhein-neckar.de>
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* sysdeps/unix/sysv/linux/netatalk/at.h: Include <linux/atalk.h>
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before <sys/socket.h> to make sockaddr_at available to
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<sys/socket.h>.
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* posix/glob.h: Remove __P from parameter lists of declarations.
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1998-11-02 Andreas Jaeger <aj@arthur.rhein-neckar.de>
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* time/tzset.c (tz_compute): Remove unused parameter timer.
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Change caller.
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1998-11-02 Mark Kettenis <kettenis@phys.uva.nl>
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* sysdeps/generic/bits/types.h (__ipc_pid_t): New typedef.
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1998-11-02 Andreas Jaeger <aj@arthur.rhein-neckar.de>
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* time/tzset.c (tz_compute): Remove unused parameter timer.
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Change caller.
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1998-11-02 Mark Kettenis <kettenis@phys.uva.nl>
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* sysdeps/generic/bits/types.h (__ipc_pid_t): New typedef.
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1998-11-02 Ulrich Drepper <drepper@cygnus.com>
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* sysdeps/unix/sysv/linux/i386/setgroups.c (setgroups): Remove
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@ -350,29 +350,44 @@ __mktime_internal (tp, convert, offset)
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/* If we have a match, check whether tm.tm_isdst has the requested
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value, if any. */
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if (dt == 0 && 0 <= isdst && 0 <= tm.tm_isdst)
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if (dt == 0 && isdst >= 0 && isdst != tm.tm_isdst)
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{
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int dst_diff = (isdst != 0) - (tm.tm_isdst != 0);
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if (dst_diff)
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{
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/* Move two hours in the direction indicated by the disagreement,
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/* Move three hours in the direction indicated by the disagreement,
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probe some more, and switch to a new time if found.
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The largest known fallback due to daylight savings is two hours:
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once, in Newfoundland, 1988-10-30 02:00 -> 00:00. */
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time_t ot = t - 2 * 60 * 60 * dst_diff;
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once, in Newfoundland, 1988-10-30 02:00 -> 00:00.
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But some programs (e.g. testsuites) probe for larger differences
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between DST and normal time so switch by three hours. No
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normal program does this so we do not account for more than
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three hours difference. */
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time_t ot = t - 3 * 60 * 60 * dst_diff;
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struct tm otm;
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struct tm tmptm;
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otm.tm_isdst = -1;
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while (--remaining_probes != 0)
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{
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struct tm otm;
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if (! (dt = ydhms_tm_diff (year, yday, hour, min, sec,
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ranged_convert (convert, &ot, &otm))))
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{
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t = ot;
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tm = otm;
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break;
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}
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if ((ot += dt) == t)
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ranged_convert (convert, &ot,
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&tmptm)))
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|| tmptm.tm_isdst != isdst)
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break;
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otm = tmptm;
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ot += dt;
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if (ot == t)
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break; /* Avoid a redundant probe. */
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}
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if (otm.tm_isdst != -1)
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{
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t = ot;
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tm = otm;
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}
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}
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}
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