From ab38c90461c6b8cf21169e0e25f6fd9b9b8a612a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?J=C3=A9r=C3=B4me=20Duval?= <korli@users.berlios.de>
Date: Tue, 13 Sep 2005 16:12:20 +0000
Subject: [PATCH] added a libroot sigpending, kernel support isn't implemented
 (fixed partly bug #49)

git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@14181 a95241bf-73f2-0310-859d-f6bbb57e9c96
---
 headers/private/kernel/ksignal.h             |  1 +
 headers/private/kernel/syscalls.h            |  1 +
 src/system/kernel/signal.c                   | 14 +++++++++++-
 src/system/libroot/posix/signal/Jamfile      |  1 +
 src/system/libroot/posix/signal/sigpending.c | 23 ++++++++++++++++++++
 5 files changed, 39 insertions(+), 1 deletion(-)
 create mode 100644 src/system/libroot/posix/signal/sigpending.c

diff --git a/headers/private/kernel/ksignal.h b/headers/private/kernel/ksignal.h
index 733864d7d2..e58f84a97d 100644
--- a/headers/private/kernel/ksignal.h
+++ b/headers/private/kernel/ksignal.h
@@ -30,6 +30,7 @@ extern int _user_sigprocmask(int how, const sigset_t *set, sigset_t *oldSet);
 extern int _user_sigaction(int sig, const struct sigaction *action, struct sigaction *oldAction);
 extern bigtime_t _user_set_alarm(bigtime_t time, uint32 mode);
 extern int _user_sigsuspend(const sigset_t *mask);
+extern int _user_sigpending(sigset_t *set);
 
 #ifdef __cplusplus
 }	// extern "C"
diff --git a/headers/private/kernel/syscalls.h b/headers/private/kernel/syscalls.h
index 44662dd478..627badeae5 100644
--- a/headers/private/kernel/syscalls.h
+++ b/headers/private/kernel/syscalls.h
@@ -104,6 +104,7 @@ extern int		_kern_sigprocmask(int how, const sigset_t *set, sigset_t *oldSet);
 extern int		_kern_sigaction(int sig, const struct sigaction *action, struct sigaction *oldAction);
 extern bigtime_t	_kern_set_alarm(bigtime_t time, uint32 mode);
 extern int		_kern_sigsuspend(const sigset_t *mask);
+extern int		_kern_sigpending(sigset_t *set);
 
 // image functions
 extern image_id		_kern_register_image(image_info *info, size_t size);
diff --git a/src/system/kernel/signal.c b/src/system/kernel/signal.c
index 69b07d07c7..db3d8ccd18 100644
--- a/src/system/kernel/signal.c
+++ b/src/system/kernel/signal.c
@@ -600,7 +600,8 @@ _user_sigaction(int signal, const struct sigaction *userAction, struct sigaction
 
 
 int
-_user_sigsuspend(const sigset_t *mask) {
+_user_sigsuspend(const sigset_t *mask)
+{
 	sigset_t set;
 	if (mask == NULL)
 		return B_BAD_VALUE;
@@ -611,3 +612,14 @@ _user_sigsuspend(const sigset_t *mask) {
 	// Todo : implement
 	return EINVAL;	
 }
+
+
+int
+_user_sigpending(sigset_t *set) {
+	if (set == NULL)
+		return B_BAD_VALUE;
+
+	// Todo : implement
+	return EINVAL;
+}
+
diff --git a/src/system/libroot/posix/signal/Jamfile b/src/system/libroot/posix/signal/Jamfile
index c1676924d8..642d45c615 100644
--- a/src/system/libroot/posix/signal/Jamfile
+++ b/src/system/libroot/posix/signal/Jamfile
@@ -6,6 +6,7 @@ KernelMergeObject posix_signal.o :
 	send_signal.c
 	sigaction.c
 	signal.c
+	sigpending.c
 	sigprocmask.c
 	sigset.c
 	sigsuspend.c
diff --git a/src/system/libroot/posix/signal/sigpending.c b/src/system/libroot/posix/signal/sigpending.c
new file mode 100644
index 0000000000..2e186d445b
--- /dev/null
+++ b/src/system/libroot/posix/signal/sigpending.c
@@ -0,0 +1,23 @@
+/*
+ *  Copyright (c) 2005, Haiku Project. All rights reserved.
+ *  Distributed under the terms of the Haiku license.
+ *
+ *  Author(s):
+ *  Jérôme Duval
+ */
+
+#include <errno.h>
+#include <syscalls.h>
+#include <signal.h>
+
+int
+sigpending(sigset_t *set)
+{
+	int err = _kern_sigpending(set);
+	if (err < B_OK) {
+		errno = err;
+		return -1;
+	}
+	return 0;
+}
+