diff options
author | Filippo Arcidiacono <filippo.arcidiacono@st.com> | 2011-05-27 17:17:51 +0200 |
---|---|---|
committer | Carmelo Amoroso <carmelo.amoroso@st.com> | 2011-05-27 17:17:51 +0200 |
commit | 461c76887fa071aa428a17ef05cb2eb4eed1f93c (patch) | |
tree | a7aabbe21e2b9778f7c94b9c605375955fae9c31 | |
parent | 5e87d86aceed23e9f2cffe4e6cbcd99569a4dac1 (diff) |
sh: use the common implementation for longjmp
Signed-off-by: Filippo Arcidiacono <filippo.arcidiacono@st.com>
Signed-off-by: Carmelo Amoroso <carmelo.amoroso@st.com>
-rw-r--r-- | libc/sysdeps/linux/common/Makefile.in | 2 | ||||
-rw-r--r-- | libc/sysdeps/linux/sh/Makefile.arch | 2 | ||||
-rw-r--r-- | libc/sysdeps/linux/sh/longjmp.c | 60 |
3 files changed, 2 insertions, 62 deletions
diff --git a/libc/sysdeps/linux/common/Makefile.in b/libc/sysdeps/linux/common/Makefile.in index 27cbbf420..8f936ffcc 100644 --- a/libc/sysdeps/linux/common/Makefile.in +++ b/libc/sysdeps/linux/common/Makefile.in @@ -52,7 +52,7 @@ CSRC-$(UCLIBC_HAS_XATTR) += xattr.c CSRC-$(UCLIBC_HAS_PROFILING) += noophooks.c #pcprofile.c CSRC-$(UCLIBC_SV4_DEPRECATED) += ustat.c CSRC- += $(if $(findstring =c6x=,=$(TARGET_ARCH)=),vfork.c) -CSRC- += $(if $(findstring =sh=,=$(TARGET_ARCH)=),longjmp.c vfork.c) +CSRC- += $(if $(findstring =sh=,=$(TARGET_ARCH)=),vfork.c) CSRC- += $(if $(findstring =sparc=,=$(TARGET_ARCH)=),vfork.c) CSRC- += $(if $(findstring =i386=,=$(TARGET_ARCH)=),vfork.c) diff --git a/libc/sysdeps/linux/sh/Makefile.arch b/libc/sysdeps/linux/sh/Makefile.arch index 09d7ecffe..92e262b6c 100644 --- a/libc/sysdeps/linux/sh/Makefile.arch +++ b/libc/sysdeps/linux/sh/Makefile.arch @@ -7,6 +7,6 @@ # CSRC := \ - mmap.c pipe.c __init_brk.c brk.c sbrk.c pread_write.c longjmp.c cacheflush.c + mmap.c pipe.c __init_brk.c brk.c sbrk.c pread_write.c cacheflush.c SSRC := setjmp.S __longjmp.S ___fpscr_values.S vfork.S diff --git a/libc/sysdeps/linux/sh/longjmp.c b/libc/sysdeps/linux/sh/longjmp.c deleted file mode 100644 index 28ab71515..000000000 --- a/libc/sysdeps/linux/sh/longjmp.c +++ /dev/null @@ -1,60 +0,0 @@ -/* Copyright (C) 1991, 92, 94, 95, 97, 98, 2000 Free Software Foundation, Inc. - Copyright (C) 2001 Hewlett-Packard Australia - - This program is free software; you can redistribute it and/or modify it under - the terms of the GNU Library General Public License as published by the Free - Software Foundation; either version 2 of the License, or (at your option) any - later version. - - This program 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 Library General Public License for more - details. - - You should have received a copy of the GNU Library General Public License - along with this program; if not, write to the Free Software Foundation, Inc., - 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - - Derived in part from the Linux-8086 C library, the GNU C Library, and several - other sundry sources. Files within this library are copyright by their - respective copyright holders. -*/ - -#include <stddef.h> -#include <setjmp.h> -#include <signal.h> - -libc_hidden_proto(sigprocmask) - -extern int __longjmp(char *env, int val); -libc_hidden_proto(__longjmp) - -#ifdef __UCLIBC_HAS_THREADS_NATIVE__ -extern void _longjmp_unwind (jmp_buf env, int val); -#endif - - -/* Set the signal mask to the one specified in ENV, and jump - to the position specified in ENV, causing the setjmp - call there to return VAL, or 1 if VAL is 0. */ -void __libc_siglongjmp (sigjmp_buf env, int val) -{ - /* Perform any cleanups needed by the frames being unwound. */ - -#if __UCLIBC_HAS_THREADS_NATIVE__ - _longjmp_unwind (env, val); -#endif - - if (env[0].__mask_was_saved) - /* Restore the saved signal mask. */ - (void) sigprocmask (SIG_SETMASK, &env[0].__saved_mask, - (sigset_t *) NULL); - - /* Call the machine-dependent function to restore machine state. */ - __longjmp ((char *) env[0].__jmpbuf, val ?: 1); -} - -__asm__(".weak longjmp; longjmp = __libc_siglongjmp"); -__asm__(".weak _longjmp; _longjmp = __libc_siglongjmp"); -__asm__(".weak siglongjmp; siglongjmp = __libc_siglongjmp"); -strong_alias(__libc_siglongjmp, __libc_longjmp) |