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authorjason <jason@138bc75d-0d04-0410-961f-82ee72b054a4>1997-08-21 22:57:35 +0000
committerjason <jason@138bc75d-0d04-0410-961f-82ee72b054a4>1997-08-21 22:57:35 +0000
commit28e9041cc224267271fbcd8db22bea115912365b (patch)
treea3b19970338bdae580faff126a716e1d5520400c /libiberty/sigsetmask.c
parent5000a677980ebfb439f5349c5e269f7447dbab41 (diff)
downloadgcc-28e9041cc224267271fbcd8db22bea115912365b.tar.gz
Initial revision
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@14877 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'libiberty/sigsetmask.c')
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1 files changed, 30 insertions, 0 deletions
diff --git a/libiberty/sigsetmask.c b/libiberty/sigsetmask.c
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+/* Version of sigsetmask.c
+ Written by Steve Chamberlain (sac@cygnus.com).
+ Contributed by Cygnus Support.
+ This file is in the public doamin. */
+
+/* Set the current signal mask to the set provided, and return the
+ previous value */
+
+#define _POSIX_SOURCE
+#include <ansidecl.h>
+/* Including <sys/types.h> seems to be needed by ISC. */
+#include <sys/types.h>
+#include <signal.h>
+
+#ifdef SIG_SETMASK
+int
+DEFUN(sigsetmask,(set),
+ int set)
+{
+ sigset_t new;
+ sigset_t old;
+
+ sigemptyset (&new);
+ if (set != 0) {
+ abort(); /* FIXME, we don't know how to translate old mask to new */
+ }
+ sigprocmask(SIG_SETMASK, &new, &old);
+ return 1; /* FIXME, we always return 1 as old value. */
+}
+#endif