1 files changed, 47 insertions, 0 deletions
diff --git a/signal/sigfillset.c b/signal/sigfillset.c
new file mode 100644
index 0000000000..95d52cf0c0
--- /dev/null
+++ b/signal/sigfillset.c
@@ -0,0 +1,47 @@
+/* Copyright (C) 1991,96,97,2002,2003,2004 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>
+
+/* Set all signals in SET.  */
+int
+sigfillset (set)
+     sigset_t *set;
+{
+  if (set == NULL)
+    {
+      __set_errno (EINVAL);
+      return -1;
+    }
+
+  memset (set, 0xff, sizeof (sigset_t));
+
+  /* If the implementation uses a cancellation signal don't set the bit.  */
+#ifdef SIGCANCEL
+  __sigdelset (set, SIGCANCEL);
+#endif
+  /* Likewise for the signal to implement setxid.  */
+#ifdef SIGSETXID
+  __sigdelset (set, SIGSETXID);
+#endif
+
+  return 0;
+}
+libc_hidden_def (sigfillset)