diff options
Diffstat (limited to 'sysdeps/unix/sysv/linux/arm/libc_sigaction.c')
| -rw-r--r-- | sysdeps/unix/sysv/linux/arm/libc_sigaction.c | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/sysdeps/unix/sysv/linux/arm/libc_sigaction.c b/sysdeps/unix/sysv/linux/arm/libc_sigaction.c new file mode 100644 index 0000000000..de061312d5 --- /dev/null +++ b/sysdeps/unix/sysv/linux/arm/libc_sigaction.c @@ -0,0 +1,39 @@ +/* Copyright (C) 1997-2021 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 + <https://www.gnu.org/licenses/>. */ + +#define SA_RESTORER 0x04000000 + +extern void __default_sa_restorer (void); +extern void __default_rt_sa_restorer (void); + +#define SET_SA_RESTORER(kact, act) \ + ({ \ + if ((kact)->sa_flags & SA_RESTORER) \ + (kact)->sa_restorer = (act)->sa_restorer; \ + else \ + { \ + (kact)->sa_restorer = ((kact)->sa_flags & SA_SIGINFO) \ + ? __default_rt_sa_restorer \ + : __default_sa_restorer; \ + (kact)->sa_flags |= SA_RESTORER; \ + } \ + }) + +#define RESET_SA_RESTORER(act, kact) \ + (act)->sa_restorer = (kact)->sa_restorer; + +#include <sysdeps/unix/sysv/linux/libc_sigaction.c> |