generic sys_sigaction() and compat_sys_sigaction()

conditional on OLD_SIGACTION/COMPAT_OLD_SIGACTION

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

1 files changed, 11 insertions, 0 deletions

diff --git a/arch/Kconfig b/arch/Kconfig
index 3b4a416fc448..e50d3af294d4 100644
--- a/arch/Kconfig
+++ b/arch/Kconfig
@@ -400,4 +400,15 @@ config OLD_SIGSUSPEND3
         help
           Even weirder antique ABI - three-argument sigsuspend(2)
 
+config OLD_SIGACTION
+        bool
+        help
+          Architecture has old sigaction(2) syscall.  Nope, not the same
+          as OLD_SIGSUSPEND | OLD_SIGSUSPEND3 - alpha has sigsuspend(2),
+          but fairly different variant of sigaction(2), thanks to OSF/1
+          compatibility...
+
+config COMPAT_OLD_SIGACTION
+        bool
+
 source "kernel/gcov/Kconfig"