diff options
Diffstat (limited to 'sysdeps/s390/v1-longjmp.c')
| -rw-r--r-- | sysdeps/s390/v1-longjmp.c | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/sysdeps/s390/v1-longjmp.c b/sysdeps/s390/v1-longjmp.c new file mode 100644 index 0000000000..82252c901e --- /dev/null +++ b/sysdeps/s390/v1-longjmp.c @@ -0,0 +1,57 @@ +/* Copyright (C) 2013 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/>. + + Versioned copy of sysdeps/generic/longjmp.c modified for extended + jmpbuf. */ + +#include <shlib-compat.h> +#include <stddef.h> +#include <signal.h> +#include "v1-setjmp.h" + +#if !defined NOT_INT_libc && defined SHARED +# if SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_19) + +void +__v1__libc_siglongjmp (__v1__sigjmp_buf env, int val) +{ + /* Perform any cleanups needed by the frames being unwound. */ + _longjmp_unwind (env, val); + + 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. */ + __v1__longjmp (env[0].__jmpbuf, val ?: 1); +} + +# ifndef __v1__longjmp +strong_alias (__v1__libc_siglongjmp, __v1__libc_longjmp) +libc_hidden_def (__v1__libc_longjmp) +weak_alias (__v1__libc_siglongjmp, __v1_longjmp) +weak_alias (__v1__libc_siglongjmp, __v1longjmp) +weak_alias (__v1__libc_siglongjmp, __v1siglongjmp) + +compat_symbol (libc, __v1_longjmp, _longjmp, GLIBC_2_0); +compat_symbol (libc, __v1longjmp, longjmp, GLIBC_2_0); +compat_symbol (libc, __v1siglongjmp, siglongjmp, GLIBC_2_0); + +# endif /* ifndef __v1__longjmp */ +# endif /* SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_19) */ +#endif /* if !defined NOT_INT_libc && defined SHARED */ |