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authorEric Andersen <andersen@codepoet.org>2003-10-03 01:17:36 +0000
committerEric Andersen <andersen@codepoet.org>2003-10-03 01:17:36 +0000
commitdffe7a72fb3eb1f3012b25c5fa57f2ac182f051b (patch)
tree88ba99e23699d5378521a10945ceeb763b10e18a
parenta137c99709e7069daad9a164d28a3bdd293be597 (diff)
Quick implementation of sigwait. Doesn't handle thread cancelation
yet, but should work...
-rw-r--r--libc/signal/Makefile9
-rw-r--r--libc/signal/sigwait.c33
2 files changed, 35 insertions, 7 deletions
diff --git a/libc/signal/Makefile b/libc/signal/Makefile
index c3e7029af..8a9d846d6 100644
--- a/libc/signal/Makefile
+++ b/libc/signal/Makefile
@@ -1,7 +1,6 @@
# Makefile for uClibc
#
-# Copyright (C) 2000 by Lineo, inc.
-# Copyright (C) 2000,2001 Erik Andersen <andersen@uclibc.org>
+# Copyright (C) 2000-2003 Erik Andersen <andersen@uclibc.org>
#
# This program is free software; you can redistribute it and/or modify it under
# the terms of the GNU Library General Public License as published by the Free
@@ -16,10 +15,6 @@
# You should have received a copy of the GNU Library General Public License
# along with this program; if not, write to the Free Software Foundation, Inc.,
# 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
-#
-# Derived in part from the Linux-8086 C library, the GNU C Library, and several
-# other sundry sources. Files within this library are copyright by their
-# respective copyright holders.
TOPDIR=../../
include $(TOPDIR)Rules.mak
@@ -28,7 +23,7 @@ CSRC= allocrtsig.c killpg.c raise.c sigaction.c sigaddset.c sigandset.c \
sigblock.c sigdelset.c sigempty.c sigfillset.c siggetmask.c sighold.c \
sigignore.c sigintr.c sigisempty.c sigismem.c sigjmp.c signal.c \
sigorset.c sigpause.c sigrelse.c sigset.c sigsetmask.c sigsetops.c \
- sysv_signal.c
+ sysv_signal.c sigwait.c
COBJS=$(patsubst %.c,%.o, $(CSRC))
OBJS=$(COBJS)
diff --git a/libc/signal/sigwait.c b/libc/signal/sigwait.c
new file mode 100644
index 000000000..9cd2b6d12
--- /dev/null
+++ b/libc/signal/sigwait.c
@@ -0,0 +1,33 @@
+/* vi: set sw=4 ts=4: */
+/* sigwait
+ *
+ * Copyright (C) 2003 by Erik Andersen <andersen@uclibc.org>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU Library General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.
+ *
+ * This program 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 Library General Public License
+ * for more details.
+ *
+ * You should have received a copy of the GNU Library General Public License
+ * along with this program; 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>
+
+int sigwait (const sigset_t *set, int *sig)
+{
+ int ret = 1;
+ if ((ret = sigwaitinfo(set, NULL)) != -1) {
+ *sig = ret;
+ return 0;
+ }
+ return 1;
+}