From: Tom Tromey <tom@tromey.com>
To: Eli Zaretskii <eliz@gnu.org>
Cc: Tom Tromey <tom@tromey.com>,
tromey@adacore.com, gdb-patches@sourceware.org,
palves@redhat.com
Subject: Re: [PATCH 2/3] Consistently use BFD's time
Date: Thu, 18 Jun 2020 10:00:57 -0600 [thread overview]
Message-ID: <87wo442wjq.fsf@tromey.com> (raw)
In-Reply-To: <83r1ucza8u.fsf@gnu.org> (Eli Zaretskii's message of "Thu, 18 Jun 2020 18:04:01 +0300")
>>>>> "Eli" == Eli Zaretskii <eliz@gnu.org> writes:
Eli> I meant a different part of Gnulib's sys/stat.h:
Thanks.
Eli> AFAICT, gnulib/import/m4/stat.m4 does that for MinGW unconditionally:
Eli> case "$host_os" in
Eli> mingw*)
Eli> dnl On this platform, the original stat() returns st_atime, st_mtime,
Eli> dnl st_ctime values that are affected by the time zone.
Eli> REPLACE_STAT=1
Eli> ;;
Eli> So the way to avoid the replacement is to modify this test, right?
I tried that, but unfortunately I think it didn't really work -- gnulib
still builds and uses _gl_convert_FILETIME_to_POSIX and
_gl_fstat_by_handle.
I considered two other approaches:
1. Link BFD and binutils against gnulib. This seems like a pain because
at least Fedora installs libbfd.so, so we'd either have to arrange to
build a gnulib.so (I guess under some other name) or get the gnulib
objects into the shared libbfd... ugh.
2. Use --avoid=stat --avoid=fstat. So far this seems like the best
approach. Pedro pointed out that this means we won't get any gnulib
fixes for other bugs in this area. However, given gdb's relatively
minimal needs from stat, and given the fact that gnulib is
introducing other bugs, this seems like an acceptable tradeoff to me.
Tom
next prev parent reply other threads:[~2020-06-18 16:01 UTC|newest]
Thread overview: 47+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-01-14 21:10 [PATCH 0/3] Fix gdb's BFD cache Tom Tromey
2020-01-14 21:10 ` [PATCH 1/3] Avoid hash table corruption in gdb_bfd.c Tom Tromey
2020-01-14 22:26 ` Christian Biesinger via gdb-patches
2020-01-14 21:10 ` [PATCH 2/3] Consistently use BFD's time Tom Tromey
2020-01-14 23:17 ` Christian Biesinger via gdb-patches
2020-01-15 17:51 ` Eli Zaretskii
2020-01-16 20:47 ` Pedro Alves
2020-01-16 21:58 ` Christian Biesinger via gdb-patches
2020-01-16 22:31 ` Pedro Alves
2020-01-17 8:48 ` Eli Zaretskii
2020-01-17 18:32 ` Tom Tromey
2020-01-17 21:03 ` Tom Tromey
2020-01-18 11:07 ` Eli Zaretskii
2020-01-20 15:52 ` Pedro Alves
2020-01-20 15:53 ` Pedro Alves
2020-01-20 20:50 ` Eli Zaretskii
2020-01-20 20:58 ` Pedro Alves
2020-01-21 15:50 ` Pedro Alves
2020-01-21 19:38 ` Eli Zaretskii
2020-01-21 17:56 ` Eli Zaretskii
2020-01-23 22:05 ` Tom Tromey
2020-06-19 17:51 ` Tom Tromey
2020-04-01 20:20 ` Tom Tromey
2020-06-18 14:14 ` Tom Tromey
2020-06-18 15:04 ` Eli Zaretskii
2020-06-18 16:00 ` Tom Tromey [this message]
2020-06-18 17:27 ` Eli Zaretskii
2020-06-18 17:32 ` Pedro Alves
2020-06-18 17:54 ` Eli Zaretskii
2020-06-19 12:02 ` Pedro Alves
2020-06-19 12:13 ` Eli Zaretskii
2020-06-19 17:09 ` Tom Tromey
2020-06-19 20:24 ` Tom Tromey
2020-06-19 23:05 ` Pedro Alves
2020-07-21 19:39 ` Tom Tromey
2020-07-28 19:31 ` Tom Tromey
2020-08-13 12:15 ` Tom de Vries
2020-08-14 23:40 ` Joel Brobecker
2020-08-23 16:09 ` Joel Brobecker
2020-08-23 23:32 ` Pedro Alves
2020-08-24 20:04 ` Joel Brobecker
2020-09-02 14:45 ` Tom Tromey
2020-09-02 14:59 ` Joel Brobecker
2020-06-18 17:57 ` Tom Tromey
2020-01-14 22:13 ` [PATCH 3/3] Further simplify gdb BFD caching Tom Tromey
2020-01-23 22:30 ` Tom Tromey
2020-09-02 18:45 ` Tom Tromey
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