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71 lines
2.7 KiB
C
71 lines
2.7 KiB
C
/* Linuxthreads - a simple clone()-based implementation of Posix */
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/* threads for Linux. */
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/* Copyright (C) 1998 Xavier Leroy (Xavier.Leroy@inria.fr) */
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/* */
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/* This program is free software; you can redistribute it and/or */
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/* modify it under the terms of the GNU Library General Public License */
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/* as published by the Free Software Foundation; either version 2 */
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/* of the License, or (at your option) any later version. */
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/* */
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/* This program is distributed in the hope that it will be useful, */
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/* but WITHOUT ANY WARRANTY; without even the implied warranty of */
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/* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the */
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/* GNU Library General Public License for more details. */
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/* Redefine siglongjmp and longjmp so that they interact correctly
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with cleanup handlers */
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/* Derived from linuxthreads/ptlongjmp.c & added AltiVec/VMX versioning. */
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#include "pthread.h"
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#include <setjmp.h>
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#include <bits/wordsize.h>
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#include <shlib-compat.h>
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#if defined SHARED
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# if SHLIB_COMPAT (libpthread, GLIBC_2_0, GLIBC_2_3_4)
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/* These functions are not declared anywhere since they shouldn't be
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used at another place but here. */
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extern void __novmx__libc_siglongjmp (sigjmp_buf env, int val)
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__attribute__ ((noreturn));
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extern void __novmx__libc_longjmp (sigjmp_buf env, int val)
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__attribute__ ((noreturn));
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void __novmx_siglongjmp (sigjmp_buf env, int val)
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{
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__novmx__libc_siglongjmp (env, val);
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}
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void __novmx_longjmp (jmp_buf env, int val)
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{
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__novmx__libc_longjmp (env, val);
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}
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# if __WORDSIZE == 64
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symbol_version (__novmx_longjmp,longjmp,GLIBC_2.3);
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symbol_version (__novmx_siglongjmp,siglongjmp,GLIBC_2.3);
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# else
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symbol_version (__novmx_longjmp,longjmp,GLIBC_2.0);
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symbol_version (__novmx_siglongjmp,siglongjmp,GLIBC_2.0);
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# endif
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# endif /* SHLIB_COMPAT (libpthread, GLIBC_2_0, GLIBC_2_3_4) ) */
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/* These functions are not declared anywhere since they shouldn't be
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used at another place but here. */
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extern void __vmx__libc_siglongjmp (sigjmp_buf env, int val)
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__attribute__ ((noreturn));
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extern void __vmx__libc_longjmp (sigjmp_buf env, int val)
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__attribute__ ((noreturn));
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void __vmx_siglongjmp (sigjmp_buf env, int val)
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{
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__vmx__libc_siglongjmp (env, val);
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}
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void __vmx_longjmp (jmp_buf env, int val)
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{
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__vmx__libc_longjmp (env, val);
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}
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default_symbol_version (__vmx_longjmp,longjmp,GLIBC_2.3.4);
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default_symbol_version (__vmx_siglongjmp,siglongjmp,GLIBC_2.3.4);
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#endif /* SHARED */
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