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author | Ulrich Drepper <drepper@redhat.com> | 2003-09-04 05:57:06 +0000 |
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committer | Ulrich Drepper <drepper@redhat.com> | 2003-09-04 05:57:06 +0000 |
commit | 58e8ec84f450f5f4eb00f4c445de9562bfa359e9 (patch) | |
tree | 943fa8c31e4cd0573b96e92595c5beea375155a0 /nptl/unwind-forcedunwind.c | |
parent | 35504a6f2d420cb5c80dff987d7e76d5fd0f109b (diff) | |
download | glibc-58e8ec84f450f5f4eb00f4c445de9562bfa359e9.tar.gz glibc-58e8ec84f450f5f4eb00f4c445de9562bfa359e9.tar.xz glibc-58e8ec84f450f5f4eb00f4c445de9562bfa359e9.zip |
Update.
22003-09-04 Jakub Jelinek <jakub@redhat.com> * sysdeps/generic/unwind.h (_Unwind_GetBSP): Add prototype. 003-09-03 Ulrich Drepper <drepper@redhat.com>
Diffstat (limited to 'nptl/unwind-forcedunwind.c')
-rw-r--r-- | nptl/unwind-forcedunwind.c | 93 |
1 files changed, 0 insertions, 93 deletions
diff --git a/nptl/unwind-forcedunwind.c b/nptl/unwind-forcedunwind.c deleted file mode 100644 index 9c10932a31..0000000000 --- a/nptl/unwind-forcedunwind.c +++ /dev/null @@ -1,93 +0,0 @@ -/* Copyright (C) 2003 Free Software Foundation, Inc. - This file is part of the GNU C Library. - Contributed by Jakub Jelinek <jakub@redhat.com>. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public License as - published by the Free Software Foundation; either version 2.1 of the - License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library; see the file COPYING.LIB. If not, - write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, - Boston, MA 02111-1307, USA. */ - -#include <dlfcn.h> -#include <stdio.h> -#include <unwind.h> -#include <pthreadP.h> - -static void (*libgcc_s_resume) (struct _Unwind_Exception *exc); -static _Unwind_Reason_Code (*libgcc_s_personality) - (int, _Unwind_Action, _Unwind_Exception_Class, struct _Unwind_Exception *, - struct _Unwind_Context *); -static _Unwind_Reason_Code (*libgcc_s_forcedunwind) - (struct _Unwind_Exception *, _Unwind_Stop_Fn, void *); -static _Unwind_Word (*libgcc_s_getcfa) (struct _Unwind_Context *); - -void -pthread_cancel_init (void) -{ - void *resume, *personality, *forcedunwind, *getcfa; - void *handle; - - if (__builtin_expect (libgcc_s_getcfa != NULL, 1)) - return; - - handle = __libc_dlopen ("libgcc_s.so.1"); - - if (handle == NULL - || (resume = __libc_dlsym (handle, "_Unwind_Resume")) == NULL - || (personality = __libc_dlsym (handle, "__gcc_personality_v0")) == NULL - || (forcedunwind = __libc_dlsym (handle, "_Unwind_ForcedUnwind")) - == NULL - || (getcfa = __libc_dlsym (handle, "_Unwind_GetCFA")) == NULL) - __libc_fatal ("libgcc_s.so.1 must be installed for pthread_cancel to work\n"); - - libgcc_s_resume = resume; - libgcc_s_personality = personality; - libgcc_s_forcedunwind = forcedunwind; - libgcc_s_getcfa = getcfa; -} - -void -_Unwind_Resume (struct _Unwind_Exception *exc) -{ - if (__builtin_expect (libgcc_s_resume == NULL, 0)) - pthread_cancel_init (); - libgcc_s_resume (exc); -} - -_Unwind_Reason_Code -__gcc_personality_v0 (int version, _Unwind_Action actions, - _Unwind_Exception_Class exception_class, - struct _Unwind_Exception *ue_header, - struct _Unwind_Context *context) -{ - if (__builtin_expect (libgcc_s_personality == NULL, 0)) - pthread_cancel_init (); - return libgcc_s_personality (version, actions, exception_class, - ue_header, context); -} - -_Unwind_Reason_Code -_Unwind_ForcedUnwind (struct _Unwind_Exception *exc, _Unwind_Stop_Fn stop, - void *stop_argument) -{ - if (__builtin_expect (libgcc_s_forcedunwind == NULL, 0)) - pthread_cancel_init (); - return libgcc_s_forcedunwind (exc, stop, stop_argument); -} - -_Unwind_Word -_Unwind_GetCFA (struct _Unwind_Context *context) -{ - if (__builtin_expect (libgcc_s_getcfa == NULL, 0)) - pthread_cancel_init (); - return libgcc_s_getcfa (context); -} |