sys: posix: pthread: fix mutex usage

sys/posix/pthread/include/pthread_cond.h

@@ -19,6 +19,7 @@
 
 #include <time.h>
 #include "mutex.h"
+#include "priority_queue.h"
 
 #if defined(CPU_CC430) || defined(CPU_MSP430FXYZ)
 #   include "msp430_types.h"
@@ -120,7 +121,7 @@ int pthread_cond_destroy(struct pthread_cond_t *cond);
  * @param[in, out] mutex pre-allocated mutex variable structure.
  * @return returns 0 on success, an errorcode otherwise.
  */
-int pthread_cond_wait(struct pthread_cond_t *cond, struct mutex_t *mutex);
+int pthread_cond_wait(struct pthread_cond_t *cond, mutex_t *mutex);
 
 /**
  * @brief blocks the calling thread until the specified condition cond is signalled
@@ -129,7 +130,7 @@ int pthread_cond_wait(struct pthread_cond_t *cond, struct mutex_t *mutex);
  * @param[in] abstime pre-allocated timeout.
  * @return returns 0 on success, an errorcode otherwise.
  */
-int pthread_cond_timedwait(struct pthread_cond_t *cond, struct mutex_t *mutex, const struct timespec *abstime);
+int pthread_cond_timedwait(struct pthread_cond_t *cond, mutex_t *mutex, const struct timespec *abstime);
 
 /**
  * @brief unblock at least one of the threads that are blocked on the specified condition variable cond

sys/posix/pthread/pthread.c

@@ -71,7 +71,7 @@ typedef struct pthread_thread {
 } pthread_thread_t;
 
 static pthread_thread_t *volatile pthread_sched_threads[MAXTHREADS];
-static struct mutex_t pthread_mutex;
+static mutex_t pthread_mutex;
 
 static volatile kernel_pid_t pthread_reaper_pid = KERNEL_PID_UNDEF;
 

sys/posix/pthread/pthread_cond.c

@@ -92,7 +92,7 @@ int pthread_cond_destroy(struct pthread_cond_t *cond)
     return 0;
 }
 
-int pthread_cond_wait(struct pthread_cond_t *cond, struct mutex_t *mutex)
+int pthread_cond_wait(struct pthread_cond_t *cond, mutex_t *mutex)
 {
     priority_queue_node_t n;
     n.priority = sched_active_thread->priority;
@@ -118,7 +118,7 @@ int pthread_cond_wait(struct pthread_cond_t *cond, struct mutex_t *mutex)
     return 0;
 }
 
-int pthread_cond_timedwait(struct pthread_cond_t *cond, struct mutex_t *mutex, const struct timespec *abstime)
+int pthread_cond_timedwait(struct pthread_cond_t *cond, mutex_t *mutex, const struct timespec *abstime)
 {
     timex_t now, then, reltime;
 

sys/posix/pthread/pthread_tls.c

@@ -36,7 +36,7 @@ struct __pthread_tls_key {
 /**
  * @brief   Used while manipulating the TLS of a pthread.
  */
-static struct mutex_t tls_mutex;
+static mutex_t tls_mutex;
 
 /**
  * @brief        Find a thread-specific datum.