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authorJoel Sherrill <joel.sherrill@OARcorp.com>1999-01-31 20:45:31 +0000
committerJoel Sherrill <joel.sherrill@OARcorp.com>1999-01-31 20:45:31 +0000
commit07d880f4bccd3d5f26fb729ca3fca5f6bed081d3 (patch)
treeaed075a8265065601128cfd8da3b946190292f0d /cpukit/posix/src/sigsuspend.c
parentNew files added to ease debugging. (diff)
downloadrtems-07d880f4bccd3d5f26fb729ca3fca5f6bed081d3.tar.bz2
Split psignal.c into many more files. This reduced the amount of
object code that has to be loaded just for initializing the signal manager.
Diffstat (limited to 'cpukit/posix/src/sigsuspend.c')
-rw-r--r--cpukit/posix/src/sigsuspend.c43
1 files changed, 43 insertions, 0 deletions
diff --git a/cpukit/posix/src/sigsuspend.c b/cpukit/posix/src/sigsuspend.c
new file mode 100644
index 0000000000..beed3af5db
--- /dev/null
+++ b/cpukit/posix/src/sigsuspend.c
@@ -0,0 +1,43 @@
+/*
+ * 3.3.7 Wait for a Signal, P1003.1b-1993, p. 75
+ *
+ * COPYRIGHT (c) 1989-1998.
+ * On-Line Applications Research Corporation (OAR).
+ * Copyright assigned to U.S. Government, 1994.
+ *
+ * The license and distribution terms for this file may be
+ * found in the file LICENSE in this distribution or at
+ * http://www.OARcorp.com/rtems/license.html.
+ *
+ * $Id$
+ */
+
+
+#include <signal.h>
+#include <errno.h>
+
+#include <rtems/system.h>
+#include <rtems/posix/pthread.h>
+#include <rtems/posix/psignal.h>
+
+int sigsuspend(
+ const sigset_t *sigmask
+)
+{
+ sigset_t saved_signals_blocked;
+ sigset_t all_signals;
+ int status;
+ POSIX_API_Control *api;
+
+ api = _Thread_Executing->API_Extensions[ THREAD_API_POSIX ];
+
+ status = sigprocmask( SIG_BLOCK, sigmask, &saved_signals_blocked );
+
+ (void) sigfillset( &all_signals );
+
+ status = sigtimedwait( &all_signals, NULL, NULL );
+
+ (void) sigprocmask( SIG_SETMASK, &saved_signals_blocked, NULL );
+
+ return status;
+}