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author | Ulrich Drepper <drepper@redhat.com> | 2004-02-14 05:16:57 +0000 |
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committer | Ulrich Drepper <drepper@redhat.com> | 2004-02-14 05:16:57 +0000 |
commit | 5c76ff279fa8fd1425b86a39fe75507660cc0b5c (patch) | |
tree | 420bed38e7d88b534f57f82497cc0dd77a26b936 /linuxthreads/ptcleanup.c | |
parent | 9f8765bc46dbb4991dc20905c5d10d867956d489 (diff) | |
download | glibc-5c76ff279fa8fd1425b86a39fe75507660cc0b5c.tar.gz glibc-5c76ff279fa8fd1425b86a39fe75507660cc0b5c.tar.xz glibc-5c76ff279fa8fd1425b86a39fe75507660cc0b5c.zip |
Update.
2004-02-13 Steven Munroe <sjmunroe@us.ibm.com> * sysdeps/powerpc/powerpc64/__longjmp-common.S: New file. * sysdeps/powerpc/powerpc64/__longjmp.S [NOT_IN_libc](__longjmp): Non-versioned __longjmp for rtld-__longjmp. [!NOT_IN_libc](__vmx__longjmp): Add VMX reg support and define as default version of __longjmp. [SHARED && SHLIB_COMPAT (libc, GLIBC_2_3, GLIBC_2_3_4)] (__novmx__longjmp): Original version of __longjmp. * sysdeps/powerpc/powerpc64/bsd-_setjmp.S [NOT_IN_libc](_setjmp): Non-versioned _setjmp for rtld-_setjmp. [!NOT_IN_libc](__vmx_setjmp): Branch to __vmx__sigsetjmp and define as default version of _setjmp. [SHARED && SHLIB_COMPAT (libc, GLIBC_2_3, GLIBC_2_3_4)] (__novmx_setjmp): Original version of _setjmp. * sysdeps/powerpc/powerpc64/bsd-setjmp.S (__vmxsetjmp): Branch to __vmx__sigsetjmp and define as default version of setjmp. [SHARED && SHLIB_COMPAT (libc, GLIBC_2_3, GLIBC_2_3_4)] (__novmxsetjmp): Original version of setjmp. * sysdeps/powerpc/powerpc64/setjmp-common.S: New file. * sysdeps/powerpc/powerpc64/setjmp.S [NOT_IN_libc](__setjmp): Non-versioned __sigsetjmp for rtld-setjmp. [!NOT_IN_libc](__vmx__sigsetjmp): Add VMX reg support and define as default version of __sigsetjmp. [SHARED && SHLIB_COMPAT (libc, GLIBC_2_3, GLIBC_2_3_4)] (__novmx__sigsetjmp): Original version of __sigsetjmp. * sysdeps/powerpc/powerpc32/__longjmp-common.S: New File * sysdeps/powerpc/powerpc32/__longjmp.S [NOT_IN_libc](__longjmp): Non-versioned __longjmp for rtld-__longjmp. [!NOT_IN_libc](__vmx__longjmp): Add VMX reg support and define as default version of __longjmp. [SHARED && SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_3_4)] (__novmx__longjmp): Original version of __longjmp. * sysdeps/powerpc/powerpc32/bsd-_setjmp.S [NOT_IN_libc](_setjmp): Non-versioned _setjmp for rtld-_setjmp. [!NOT_IN_libc](__vmx_setjmp): Branch to __vmx__sigsetjmp and define as default version of _setjmp. [SHARED && SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_3_4)] (__novmx_setjmp): Original version of _setjmp. * sysdeps/powerpc/powerpc32/bsd-setjmp.S (__vmxsetjmp): Branch to __vmx__sigsetjmp and define as default version of setjmp. [SHARED && SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_3_4)] (__novmxsetjmp): Original version of setjmp. * sysdeps/powerpc/powerpc32/fpu/__longjmp-common.S: New file. * sysdeps/powerpc/powerpc32/fpu/__longjmp.S [NOT_IN_libc](__longjmp): Non-versioned __longjmp for rtld-__longjmp. [!NOT_IN_libc](__vmx__longjmp): Add VMX reg support and define as default version of __longjmp. [SHARED && SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_3_4)] (__novmx__longjmp): Original version of __longjmp. * sysdeps/powerpc/powerpc32/fpu/setjmp-common.S: New file. * sysdeps/powerpc/powerpc32/fpu/setjmp.S [NOT_IN_libc](__setjmp): Non-versioned __sigsetjmp for rtld-setjmp. [!NOT_IN_libc](__vmx__sigsetjmp): Add VMX reg support and define as default version of __sigsetjmp. [SHARED && SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_3_4)] (__novmx__sigsetjmp): Original version of __sigsetjmp. * sysdeps/powerpc/powerpc32/setjmp-common.S: New file. * sysdeps/powerpc/powerpc32/setjmp.S [NOT_IN_libc](__setjmp): Non-versioned __sigsetjmp for rtld-setjmp. [!NOT_IN_libc](__vmx__sigsetjmp): Add VMX reg support and define as default version of __sigsetjmp. [SHARED && SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_3_4)] (__novmx__sigsetjmp): Original version of __sigsetjmp. * sysdeps/powerpc/Dist: New File. * sysdeps/powerpc/Makefile (sysdep_routines): Add novmx-longjmp.c and novmx-sigjmp.c * sysdeps/powerpc/Versions (libc): To GLIBC_2.3_4 add _longjmp, __sigsetjmp, _setjmp, longjmp, and setjmp. To GLIBC_PRIVATE add __novmx__libc_longjmp, __novmx__libc_siglongjmp, __vmx__libc_longjmp, and __vmx__libc_siglongjmp. * sysdeps/powerpc/bits/setjmp.h: Define JB_VRSAVE, JB_VRS, and adjust JB_SIZE to add VMX regs to __jmp_buf. * sysdeps/powerpc/longjmp.c: New file. * sysdeps/powerpc/novmxsetjmp.h: New file. * sysdeps/powerpc/novmx-longjmp.c: New file. * sysdeps/powerpc/novmx-sigjmp.c: New file. * sysdeps/powerpc/sigjmp.c: New file.
Diffstat (limited to 'linuxthreads/ptcleanup.c')
-rw-r--r-- | linuxthreads/ptcleanup.c | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/linuxthreads/ptcleanup.c b/linuxthreads/ptcleanup.c new file mode 100644 index 0000000000..9fde2555b1 --- /dev/null +++ b/linuxthreads/ptcleanup.c @@ -0,0 +1,52 @@ +/* Linuxthreads - a simple clone()-based implementation of Posix */ +/* threads for Linux. */ +/* Copyright (C) 1998, 2004 Xavier Leroy (Xavier.Leroy@inria.fr) */ +/* */ +/* 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. */ + +/* Redefine siglongjmp and longjmp so that they interact correctly + with cleanup handlers */ + +#include <setjmp.h> +#include "pthread.h" +#include "internals.h" + +void __pthread_cleanup_upto (__jmp_buf target, char *targetframe) +{ + pthread_descr self = thread_self(); + struct _pthread_cleanup_buffer * c; + + for (c = THREAD_GETMEM(self, p_cleanup); + c != NULL && _JMPBUF_UNWINDS(target, c); + c = c->__prev) + { +#if _STACK_GROWS_DOWN + if ((char *) c <= targetframe) + { + c = NULL; + break; + } +#elif _STACK_GROWS_UP + if ((char *) c >= targetframe) + { + c = NULL; + break; + } +#else +# error "Define either _STACK_GROWS_DOWN or _STACK_GROWS_UP" +#endif + c->__routine(c->__arg); + } + THREAD_SETMEM(self, p_cleanup, c); + if (THREAD_GETMEM(self, p_in_sighandler) + && _JMPBUF_UNWINDS(target, THREAD_GETMEM(self, p_in_sighandler))) + THREAD_SETMEM(self, p_in_sighandler, NULL); +} |