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| author | Ulrich Drepper <drepper@redhat.com> | 2009-06-15 16:17:09 -0700 |
|---|---|---|
| committer | Ulrich Drepper <drepper@redhat.com> | 2009-06-15 16:17:09 -0700 |
| commit | 48dcd0ba84c5a0fa08a0bd000b24af07d20dce44 (patch) | |
| tree | 846d0d74f1e00584a5973bb3eec4ee414314f436 /stdlib | |
| parent | 6355c99740c91ed5a7fa14e378f74950e09f5f48 (diff) | |
| download | glibc-48dcd0ba84c5a0fa08a0bd000b24af07d20dce44.tar glibc-48dcd0ba84c5a0fa08a0bd000b24af07d20dce44.tar.gz glibc-48dcd0ba84c5a0fa08a0bd000b24af07d20dce44.tar.bz2 glibc-48dcd0ba84c5a0fa08a0bd000b24af07d20dce44.zip | |
Preserve message printed before abort.
The terminal output etc is not visible in a core file. The new
libc-internal variable __abort_msg will point to a string with the
message which has been printed before the abort in case abort is
called from inside libc. BZ #10217
Diffstat (limited to 'stdlib')
| -rw-r--r-- | stdlib/Versions | 2 | ||||
| -rw-r--r-- | stdlib/abort.c | 6 |
2 files changed, 7 insertions, 1 deletions
diff --git a/stdlib/Versions b/stdlib/Versions index 93c68f6e31..3e7b8921c4 100644 --- a/stdlib/Versions +++ b/stdlib/Versions @@ -104,5 +104,7 @@ libc { # functions which have an additional interface since they are # are cancelable. __libc_system; + # Variable which needs a dynamic symbol table entry. + __abort_msg; } } diff --git a/stdlib/abort.c b/stdlib/abort.c index 00788f22c7..3c188c9516 100644 --- a/stdlib/abort.c +++ b/stdlib/abort.c @@ -1,4 +1,4 @@ -/* Copyright (C) 1991,93,95,96,97,98,2001,02 Free Software Foundation, Inc. +/* Copyright (C) 1991,93,1995-1998,2001,02,2009 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -36,6 +36,10 @@ # define fflush(s) _IO_flush_all_lockp (0) #endif +/* Exported variable to locate abort message in core files etc. */ +char *__abort_msg __attribute__ ((nocommon)); +libc_hidden_def (__abort_msg) + /* We must avoid to run in circles. Therefore we remember how far we already got. */ static int stage; |