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-rw-r--r--signal/sigfillset.c47
1 files changed, 47 insertions, 0 deletions
diff --git a/signal/sigfillset.c b/signal/sigfillset.c
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+++ b/signal/sigfillset.c
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+/* 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)