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authorVineet Gupta <vgupta@synopsys.com>2018-10-23 14:44:30 -0700
committerVineet Gupta <vgupta@synopsys.com>2020-07-10 16:08:44 -0700
commitadd5071a5c95083b628a3bd03654437fcc6d8f81 (patch)
treef2d25a253006bfce9cae4b0b1d7c6cc6a13c70f4 /sysdeps/unix/sysv/linux/arc/sigaction.c
parent3ab8611a229fc2bd9a165d067390f7b6165ef6d4 (diff)
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ARC: Linux Syscall Interface
Reviewed-by: Adhemerval Zanella <adhemerval.zanella@linaro.org>
Diffstat (limited to 'sysdeps/unix/sysv/linux/arc/sigaction.c')
-rw-r--r--sysdeps/unix/sysv/linux/arc/sigaction.c31
1 files changed, 31 insertions, 0 deletions
diff --git a/sysdeps/unix/sysv/linux/arc/sigaction.c b/sysdeps/unix/sysv/linux/arc/sigaction.c
new file mode 100644
index 0000000000..dd590ecb6d
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/arc/sigaction.c
@@ -0,0 +1,31 @@
+/* ARC specific sigaction.
+ Copyright (C) 2020 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_rt_sa_restorer (void);
+
+#define SET_SA_RESTORER(kact, act) \
+ ({ \
+ (kact)->sa_restorer = __default_rt_sa_restorer; \
+ (kact)->sa_flags |= SA_RESTORER; \
+ })
+
+#define RESET_SA_RESTORER(act, kact)
+
+#include <sysdeps/unix/sysv/linux/sigaction.c>