posix: Implement self-contained POSIX mutex

POSIX mutexes are now available in all configurations and no longer
depend on --enable-posix.

Update #2514.
Update #3112.

6 files changed, 43 insertions, 12 deletions

diff --git a/cpukit/score/Makefile.am b/cpukit/score/Makefile.am
index 86af199ec3..7a200707b2 100644
--- a/cpukit/score/Makefile.am
+++ b/cpukit/score/Makefile.am
@@ -54,6 +54,7 @@ include_rtems_score_HEADERS += include/rtems/score/isrlock.h
 include_rtems_score_HEADERS += include/rtems/score/freechain.h
 include_rtems_score_HEADERS += include/rtems/score/mrsp.h
 include_rtems_score_HEADERS += include/rtems/score/mrspimpl.h
+include_rtems_score_HEADERS += include/rtems/score/muteximpl.h
 include_rtems_score_HEADERS += include/rtems/score/object.h
 include_rtems_score_HEADERS += include/rtems/score/objectimpl.h
 include_rtems_score_HEADERS += include/rtems/score/onceimpl.h
diff --git a/cpukit/score/include/rtems/score/muteximpl.h b/cpukit/score/include/rtems/score/muteximpl.h
new file mode 100644
index 0000000000..5fd4f5e8be
--- /dev/null
+++ b/cpukit/score/include/rtems/score/muteximpl.h
@@ -0,0 +1,37 @@
+/*
+ * Copyright (c) 2015, 2017 embedded brains GmbH.  All rights reserved.
+ *
+ *  embedded brains GmbH
+ *  Dornierstr. 4
+ *  82178 Puchheim
+ *  Germany
+ *  <rtems@embedded-brains.de>
+ *
+ * The license and distribution terms for this file may be
+ * found in the file LICENSE in this distribution or at
+ * http://www.rtems.org/license/LICENSE.
+ */
+
+#ifndef _RTEMS_SCORE_MUTEXIMPL_H
+#define _RTEMS_SCORE_MUTEXIMPL_H
+
+#include <rtems/score/threadqimpl.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif /* __cplusplus */
+
+typedef struct {
+  Thread_queue_Syslock_queue Queue;
+} Mutex_Control;
+
+typedef struct {
+  Mutex_Control Mutex;
+  unsigned int nest_level;
+} Mutex_recursive_Control;
+
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
+
+#endif /* _RTEMS_SCORE_MUTEXIMPL_H */
diff --git a/cpukit/score/include/rtems/score/objectimpl.h b/cpukit/score/include/rtems/score/objectimpl.h
index 435e82cc45..0338a481ea 100644
--- a/cpukit/score/include/rtems/score/objectimpl.h
+++ b/cpukit/score/include/rtems/score/objectimpl.h
@@ -87,7 +87,6 @@ typedef enum {
   OBJECTS_POSIX_KEYS                = 2,
   OBJECTS_POSIX_INTERRUPTS          = 3,
   OBJECTS_POSIX_MESSAGE_QUEUES      = 5,
-  OBJECTS_POSIX_MUTEXES             = 6,
   OBJECTS_POSIX_SEMAPHORES          = 7,
   OBJECTS_POSIX_TIMERS              = 9,
   OBJECTS_POSIX_SHMS                = 12
diff --git a/cpukit/score/include/rtems/sysinit.h b/cpukit/score/include/rtems/sysinit.h
index 595629fd04..7ab3d0b631 100644
--- a/cpukit/score/include/rtems/sysinit.h
+++ b/cpukit/score/include/rtems/sysinit.h
@@ -47,7 +47,6 @@ extern "C" {
 #define RTEMS_SYSINIT_CLASSIC_BARRIER            00034a
 #define RTEMS_SYSINIT_POSIX_SIGNALS              000360
 #define RTEMS_SYSINIT_POSIX_THREADS              000361
-#define RTEMS_SYSINIT_POSIX_MUTEX                000363
 #define RTEMS_SYSINIT_POSIX_MESSAGE_QUEUE        000364
 #define RTEMS_SYSINIT_POSIX_SEMAPHORE            000365
 #define RTEMS_SYSINIT_POSIX_TIMER                000366
diff --git a/cpukit/score/preinstall.am b/cpukit/score/preinstall.am
index 0e05b5548e..2d7d5a2859 100644
--- a/cpukit/score/preinstall.am
+++ b/cpukit/score/preinstall.am
@@ -184,6 +184,10 @@ $(PROJECT_INCLUDE)/rtems/score/mrspimpl.h: include/rtems/score/mrspimpl.h $(PROJ
 	$(INSTALL_DATA) $< $(PROJECT_INCLUDE)/rtems/score/mrspimpl.h
 PREINSTALL_FILES += $(PROJECT_INCLUDE)/rtems/score/mrspimpl.h
 
+$(PROJECT_INCLUDE)/rtems/score/muteximpl.h: include/rtems/score/muteximpl.h $(PROJECT_INCLUDE)/rtems/score/$(dirstamp)
+	$(INSTALL_DATA) $< $(PROJECT_INCLUDE)/rtems/score/muteximpl.h
+PREINSTALL_FILES += $(PROJECT_INCLUDE)/rtems/score/muteximpl.h
+
 $(PROJECT_INCLUDE)/rtems/score/object.h: include/rtems/score/object.h $(PROJECT_INCLUDE)/rtems/score/$(dirstamp)
 	$(INSTALL_DATA) $< $(PROJECT_INCLUDE)/rtems/score/object.h
 PREINSTALL_FILES += $(PROJECT_INCLUDE)/rtems/score/object.h
diff --git a/cpukit/score/src/mutex.c b/cpukit/score/src/mutex.c
index 5916119f02..2a116c4602 100644
--- a/cpukit/score/src/mutex.c
+++ b/cpukit/score/src/mutex.c
@@ -20,16 +20,12 @@
 #include <errno.h>
 
 #include <rtems/score/assert.h>
+#include <rtems/score/muteximpl.h>
 #include <rtems/score/threadimpl.h>
-#include <rtems/score/threadqimpl.h>
 #include <rtems/score/todimpl.h>
 
 #define MUTEX_TQ_OPERATIONS &_Thread_queue_Operations_priority_inherit
 
-typedef struct {
-  Thread_queue_Syslock_queue Queue;
-} Mutex_Control;
-
 RTEMS_STATIC_ASSERT(
   offsetof( Mutex_Control, Queue )
     == offsetof( struct _Mutex_Control, _Queue ),
@@ -41,11 +37,6 @@ RTEMS_STATIC_ASSERT(
   MUTEX_CONTROL_SIZE
 );
 
-typedef struct {
-  Mutex_Control Mutex;
-  unsigned int nest_level;
-} Mutex_recursive_Control;
-
 RTEMS_STATIC_ASSERT(
   offsetof( Mutex_recursive_Control, Mutex )
     == offsetof( struct _Mutex_recursive_Control, _Mutex ),