/* Linuxthreads - a simple clone()-based implementation of Posix */ /* threads for Linux. */ /* Copyright (C) 1998 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 */ /* Derived from linuxthreads/ptlongjmp.c & added AltiVec/VMX versioning. */ #include "pthread.h" #include #include #include #if defined SHARED # if SHLIB_COMPAT (libpthread, GLIBC_2_0, GLIBC_2_3_4) /* These functions are not declared anywhere since they shouldn't be used at another place but here. */ extern void __novmx__libc_siglongjmp (sigjmp_buf env, int val) __attribute__ ((noreturn)); extern void __novmx__libc_longjmp (sigjmp_buf env, int val) __attribute__ ((noreturn)); void __novmx_siglongjmp (sigjmp_buf env, int val) { __novmx__libc_siglongjmp (env, val); } void __novmx_longjmp (jmp_buf env, int val) { __novmx__libc_longjmp (env, val); } # if __WORDSIZE == 64 symbol_version (__novmx_longjmp,longjmp,GLIBC_2.3); symbol_version (__novmx_siglongjmp,siglongjmp,GLIBC_2.3); # else symbol_version (__novmx_longjmp,longjmp,GLIBC_2.0); symbol_version (__novmx_siglongjmp,siglongjmp,GLIBC_2.0); # endif # endif /* SHLIB_COMPAT (libpthread, GLIBC_2_0, GLIBC_2_3_4) ) */ /* These functions are not declared anywhere since they shouldn't be used at another place but here. */ extern void __vmx__libc_siglongjmp (sigjmp_buf env, int val) __attribute__ ((noreturn)); extern void __vmx__libc_longjmp (sigjmp_buf env, int val) __attribute__ ((noreturn)); void __vmx_siglongjmp (sigjmp_buf env, int val) { __vmx__libc_siglongjmp (env, val); } void __vmx_longjmp (jmp_buf env, int val) { __vmx__libc_longjmp (env, val); } default_symbol_version (__vmx_longjmp,longjmp,GLIBC_2.3.4); default_symbol_version (__vmx_siglongjmp,siglongjmp,GLIBC_2.3.4); #endif /* SHARED */