sem: rename to sema

To prevent name colisions with POSIX semaphores

Makefile.dep

@@ -283,11 +283,11 @@ ifneq (,$(filter posix,$(USEMODULE)))
 endif
 
 ifneq (,$(filter posix_semaphore,$(USEMODULE)))
-  USEMODULE += sem
+  USEMODULE += sema
   USEMODULE += vtimer
 endif
 
-ifneq (,$(filter sem,$(USEMODULE)))
+ifneq (,$(filter sema,$(USEMODULE)))
   USEMODULE += vtimer
 endif
 

sys/Makefile

@@ -71,8 +71,8 @@ endif
 ifneq (,$(filter netopt,$(USEMODULE)))
     DIRS += net/crosslayer/netopt
 endif
-ifneq (,$(filter sem,$(USEMODULE)))
-    DIRS += sem
+ifneq (,$(filter sema,$(USEMODULE)))
+    DIRS += sema
 endif
 
 DIRS += $(dir $(wildcard $(addsuffix /Makefile, ${USEMODULE})))

sys/posix/include/semaphore.h

@@ -26,7 +26,7 @@
 #include <errno.h>
 #include <time.h>
 
-#include "sem.h"
+#include "sema.h"
 
 #ifdef __cplusplus
 extern "C" {

sys/posix/semaphore/posix_semaphore.c

@@ -21,7 +21,7 @@
 
 #include "irq.h"
 #include "sched.h"
-#include "sem.h"
+#include "sema.h"
 #include "tcb.h"
 #include "timex.h"
 #include "thread.h"

sys/sem/sem.c → sys/sema/sema.c

@@ -24,7 +24,7 @@
 #include "msg.h"
 #include "vtimer.h"
 
-#include "sem.h"
+#include "sema.h"
 
 #define ENABLE_DEBUG (0)
 #include "debug.h"