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authorEric Andersen <andersen@codepoet.org>2001-10-17 06:02:35 +0000
committerEric Andersen <andersen@codepoet.org>2001-10-17 06:02:35 +0000
commitcd2b5379fc8fa51a7117185094ff070105abc749 (patch)
treebf4dd05734e3e034152013d5596e7ac51a03b571 /libc/signal/sigempty.c
parentb1c97c3b65453ab7c5c736550e88ff3d4b51a57d (diff)
Fix up sig handling so it is more in sync with glibc behavior
Diffstat (limited to 'libc/signal/sigempty.c')
-rw-r--r--libc/signal/sigempty.c37
1 files changed, 37 insertions, 0 deletions
diff --git a/libc/signal/sigempty.c b/libc/signal/sigempty.c
new file mode 100644
index 000000000..0164ed382
--- /dev/null
+++ b/libc/signal/sigempty.c
@@ -0,0 +1,37 @@
+/* Copyright (C) 1991, 1996, 1997 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, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+#include <errno.h>
+#include <signal.h>
+#include <string.h>
+
+/* Clear all signals from SET. */
+int
+sigemptyset (set)
+ sigset_t *set;
+{
+ if (set == NULL)
+ {
+ __set_errno (EINVAL);
+ return -1;
+ }
+
+ memset (set, 0, sizeof (sigset_t));
+
+ return 0;
+}