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authorFilippo Arcidiacono <filippo.arcidiacono@st.com>2011-05-27 17:17:51 +0200
committerCarmelo Amoroso <carmelo.amoroso@st.com>2011-05-27 17:17:51 +0200
commit461c76887fa071aa428a17ef05cb2eb4eed1f93c (patch)
treea7aabbe21e2b9778f7c94b9c605375955fae9c31 /libc
parent5e87d86aceed23e9f2cffe4e6cbcd99569a4dac1 (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>
Diffstat (limited to 'libc')
-rw-r--r--libc/sysdeps/linux/common/Makefile.in2
-rw-r--r--libc/sysdeps/linux/sh/Makefile.arch2
-rw-r--r--libc/sysdeps/linux/sh/longjmp.c60
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)