diff options
Diffstat (limited to 'sysdeps/nptl/jmp-unwind.c')
-rw-r--r-- | sysdeps/nptl/jmp-unwind.c | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/sysdeps/nptl/jmp-unwind.c b/sysdeps/nptl/jmp-unwind.c new file mode 100644 index 0000000000..b3a960c980 --- /dev/null +++ b/sysdeps/nptl/jmp-unwind.c @@ -0,0 +1,38 @@ +/* Clean up stack frames unwound by longjmp. Linux version. + Copyright (C) 1995-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <http://www.gnu.org/licenses/>. */ + +#include <setjmp.h> +#include <stddef.h> +#include <pthreadP.h> + +extern void __pthread_cleanup_upto (__jmp_buf env, char *targetframe); +#pragma weak __pthread_cleanup_upto + + +void +_longjmp_unwind (jmp_buf env, int val) +{ +#ifdef SHARED + if (__libc_pthread_functions_init) + PTHFCT_CALL (ptr___pthread_cleanup_upto, (env->__jmpbuf, + CURRENT_STACK_FRAME)); +#else + if (__pthread_cleanup_upto != NULL) + __pthread_cleanup_upto (env->__jmpbuf, CURRENT_STACK_FRAME); +#endif +} |