First attempt at adding simple binary semaphore in addition to the current

"mutex" and counting semaphore.  This is at the request of Eric Norum
and his EPICS porting effort.

4 files changed, 213 insertions, 0 deletions

diff --git a/testsuites/sptests/sp29/Makefile.am b/testsuites/sptests/sp29/Makefile.am
new file mode 100644
index 0000000000..ec543997de
--- /dev/null
+++ b/testsuites/sptests/sp29/Makefile.am
@@ -0,0 +1,36 @@
+## 
+## $Id$
+## 
+
+AUTOMAKE_OPTIONS = foreign 1.4
+
+TEST = sp29
+
+MANAGERS = all
+
+# C source names, if any, go here -- minus the .c
+C_FILES = init.c
+C_O_FILES = $(C_FILES:%.c=${ARCH}/%.o)
+
+DOCTYPES = scn
+DOCS = $(DOCTYPES:%=$(TEST).%)
+
+SRCS = $(C_FILES) $(H_FILES)
+OBJS = $(C_O_FILES)
+
+PRINT_SRCS = $(DOCS)
+
+PGM = ${ARCH}/$(TEST).exe
+
+include $(RTEMS_ROOT)/make/custom/@RTEMS_BSP@.cfg
+include $(RTEMS_ROOT)/make/leaf.cfg
+include $(top_srcdir)/sptests.am
+
+${PGM}: $(OBJS) $(LINK_FILES)
+	$(make-exe)
+
+all-local: $(ARCH) $(TMPINSTALL_FILES)
+
+EXTRA_DIST = $(C_FILES) $(DOCS)
+
+include $(top_srcdir)/../../../../automake/local.am
diff --git a/testsuites/sptests/sp29/init.c b/testsuites/sptests/sp29/init.c
new file mode 100644
index 0000000000..032b1ac42e
--- /dev/null
+++ b/testsuites/sptests/sp29/init.c
@@ -0,0 +1,177 @@
+/*
+ *  Test for rtems_semaphore_flush
+ *
+ *  $Id$
+ */
+
+#include <bsp.h>
+
+rtems_task Init (rtems_task_argument argument);
+
+#define CONFIGURE_RTEMS_INIT_TASKS_TABLE
+
+#define CONFIGURE_TEST_NEEDS_CONSOLE_DRIVER
+#define CONFIGURE_TEST_NEEDS_CLOCK_DRIVER
+
+#define CONFIGURE_INIT
+
+#include <confdefs.h>
+
+#include <rtems/error.h>
+#include <stdio.h>
+
+rtems_interval ticksPerSecond;
+
+rtems_task
+subtask (rtems_task_argument arg)
+{
+	int i;
+	rtems_status_code sc;
+	rtems_id sem = (rtems_id)arg;
+
+	for (;;) {
+		rtems_task_wake_after (ticksPerSecond * 2);
+
+		sc = rtems_semaphore_release (sem);
+		if (sc != RTEMS_SUCCESSFUL)
+			printf ("%d: Can't release semaphore: %s\n", __LINE__, rtems_status_text (sc));
+	}
+}
+
+void
+startTask (rtems_id arg)
+{
+	rtems_id tid;
+	rtems_status_code sc;
+
+	sc = rtems_task_create (rtems_build_name ('S', 'R', 'V', 'A'),
+		100,
+		10000,
+		RTEMS_PREEMPT|RTEMS_NO_TIMESLICE|RTEMS_NO_ASR|RTEMS_INTERRUPT_LEVEL(0),
+		RTEMS_NO_FLOATING_POINT|RTEMS_LOCAL,
+		&tid);
+	if (sc != RTEMS_SUCCESSFUL) {
+		printf ("Can't create task: %s\n", rtems_status_text (sc));
+		rtems_task_suspend (RTEMS_SELF);
+	}
+	sc = rtems_task_start (tid, subtask, arg);
+	if (sc != RTEMS_SUCCESSFUL) {
+		printf ("Can't start task: %s\n", rtems_status_text (sc));
+		rtems_task_suspend (RTEMS_SELF);
+	}
+}
+
+rtems_task Init (rtems_task_argument ignored)
+{
+	int i;
+	rtems_id semrec, semnorec;
+	rtems_status_code sc;
+	rtems_interval then, now;
+
+	sc = rtems_clock_get (RTEMS_CLOCK_GET_TICKS_PER_SECOND, &ticksPerSecond);
+	if (sc != RTEMS_SUCCESSFUL) {
+		printf ("Can't get ticks per second: %s\n", rtems_status_text (sc));
+		exit (1);
+	}
+	sc = rtems_semaphore_create (rtems_build_name ('S', 'M', 'r', 'c'),
+		1,
+		RTEMS_PRIORITY|RTEMS_BINARY_SEMAPHORE|RTEMS_INHERIT_PRIORITY |RTEMS_NO_PRIORITY_CEILING|RTEMS_LOCAL,
+		0,
+		&semrec);
+	if (sc != RTEMS_SUCCESSFUL) {
+		printf ("%d: Can't create recursive-lock semaphore: %s\n", __LINE__, rtems_status_text (sc));
+		exit (1);
+	}
+	sc = rtems_semaphore_create (rtems_build_name ('S', 'M', 'n', 'c'),
+		1,
+		RTEMS_PRIORITY|RTEMS_BINARY_SEMAPHORE|RTEMS_NO_NESTING_ALLOWED|RTEMS_INHERIT_PRIORITY |RTEMS_NO_PRIORITY_CEILING|RTEMS_LOCAL,
+		0,
+		&semnorec);
+	if (sc != RTEMS_SUCCESSFUL) {
+		printf ("%d: Can't create non-recursive-lock semaphore: %s\n", __LINE__, rtems_status_text (sc));
+		exit (1);
+	}
+
+	sc = rtems_semaphore_obtain (semrec, RTEMS_NO_WAIT, 0);
+	if (sc != RTEMS_SUCCESSFUL) {
+		printf ("%d: Can't obtain recursive-lock semaphore: %s\n", __LINE__, rtems_status_text (sc));
+	}
+	sc = rtems_semaphore_obtain (semrec, RTEMS_NO_WAIT, 0);
+	if (sc != RTEMS_SUCCESSFUL) {
+		printf ("%d: Can't reobtain recursive-lock semaphore: %s\n", __LINE__, rtems_status_text (sc));
+	}
+
+	sc = rtems_semaphore_obtain (semnorec, RTEMS_NO_WAIT, 0);
+	if (sc != RTEMS_SUCCESSFUL) {
+		printf ("%d: Can't obtain non-recursive-lock semaphore: %s\n", __LINE__, rtems_status_text (sc));
+	}
+	sc = rtems_semaphore_obtain (semnorec, RTEMS_NO_WAIT, 0);
+	if (sc == RTEMS_SUCCESSFUL) {
+		printf ("%d: Reobtain non-recursive-lock semaphore -- and should not have.\n", __LINE__);
+	}
+
+	sc = rtems_semaphore_release (semnorec);
+	if (sc != RTEMS_SUCCESSFUL) {
+		printf ("%d: Can't release non-recursive-lock semaphore: %s\n", __LINE__, rtems_status_text (sc));
+	}
+	sc = rtems_semaphore_release (semnorec);
+	if (sc != RTEMS_SUCCESSFUL) {
+		printf ("%d: Can't rerelease non-recursive-lock semaphore: %s\n", __LINE__, rtems_status_text (sc));
+	}
+	sc = rtems_semaphore_obtain (semnorec, RTEMS_NO_WAIT, 0);
+	if (sc != RTEMS_SUCCESSFUL) {
+		printf ("%d: Can't obtain non-recursive-lock semaphore: %s\n", __LINE__, rtems_status_text (sc));
+	}
+	sc = rtems_semaphore_obtain (semnorec, RTEMS_NO_WAIT, 0);
+	if (sc == RTEMS_SUCCESSFUL) {
+		printf ("%d: Reobtain non-recursive-lock semaphore -- and should not have.\n", __LINE__);
+	}
+	else if (sc != RTEMS_UNSATISFIED) {
+		printf ("%d: Reobtain non-recursive-lock semaphore failed, but error is %d (%s), not RTEMS_UNSATISFIED.\n", __LINE__, sc, rtems_status_text (sc));
+	}
+
+	sc = rtems_semaphore_release (semnorec);
+	if (sc != RTEMS_SUCCESSFUL) {
+		printf ("%d: Can't release non-recursive-lock semaphore: %s\n", __LINE__, rtems_status_text (sc));
+	}
+	sc = rtems_semaphore_release (semnorec);
+	if (sc != RTEMS_SUCCESSFUL) {
+		printf ("%d: Can't rerelease non-recursive-lock semaphore: %s\n", __LINE__, rtems_status_text (sc));
+	}
+	sc = rtems_semaphore_obtain (semnorec, RTEMS_NO_WAIT, 0);
+	if (sc != RTEMS_SUCCESSFUL) {
+		printf ("%d: Can't obtain non-recursive-lock semaphore: %s\n", __LINE__, rtems_status_text (sc));
+	}
+        /*
+         *  Since this task is holding this, there is no reason to block.
+         *  It is obviously an error to reobtain it.
+         */
+	rtems_clock_get (RTEMS_CLOCK_GET_TICKS_SINCE_BOOT, &then);
+	sc = rtems_semaphore_obtain (semnorec, RTEMS_WAIT, 5);
+	rtems_clock_get (RTEMS_CLOCK_GET_TICKS_SINCE_BOOT, &now);
+	if (sc == RTEMS_SUCCESSFUL) {
+		printf ("%d: Reobtain non-recursive-lock semaphore -- and should not have.\n", __LINE__);
+	}
+	else if (sc != RTEMS_UNSATISFIED) {
+		printf ("%d: Reobtain non-recursive-lock semaphore failed, but error is %d (%s), not RTEMS_UNSATISFIED.\n", __LINE__, sc, rtems_status_text (sc));
+	}
+	if ((then - now) < 4)
+		printf ("%d: Reobtain non-recursive-lock semaphore failed without timeout.\n", __LINE__);
+
+	startTask (semnorec);
+	rtems_clock_get (RTEMS_CLOCK_GET_TICKS_SINCE_BOOT, &then);
+	for (i = 0 ; i < 5 ; i++) {
+		int diff;
+
+		sc = rtems_semaphore_obtain (semnorec, RTEMS_WAIT, RTEMS_NO_TIMEOUT);
+		rtems_clock_get (RTEMS_CLOCK_GET_TICKS_SINCE_BOOT, &now);
+		diff = now - then;
+		then = now;
+		if (sc != RTEMS_SUCCESSFUL)
+			printf ("%d: Failed to obtain non-recursive-lock semaphore: %s\n", __LINE__, rtems_status_text (sc));
+		else if (diff < (2 * ticksPerSecond + 1))
+			printf ("%d: Obtained obtain non-recursive-lock semaphore too quickly -- %d ticks\n", __LINE__, diff);
+	}
+		
+	exit (0);
+}
diff --git a/testsuites/sptests/sp29/sp29.doc b/testsuites/sptests/sp29/sp29.doc
new file mode 100644
index 0000000000..e69de29bb2
--- /dev/null
+++ b/testsuites/sptests/sp29/sp29.doc
diff --git a/testsuites/sptests/sp29/sp29.scn b/testsuites/sptests/sp29/sp29.scn
new file mode 100644
index 0000000000..e69de29bb2
--- /dev/null
+++ b/testsuites/sptests/sp29/sp29.scn