Merge pull request #2826 from OlegHahm/ps_prefix

ps: fix module prefix and documentation plus minor cleanup

sys/include/ps.h

@@ -17,6 +17,7 @@
  * @brief       List information about all active threads
  *
  * @author      Kaspar Schleiser <kaspar@schleiser.de>
+ * @author      Oliver Hahm <oliver.hahm@inria.fr>
  */
 
 #ifndef __PS_H
@@ -26,8 +27,10 @@
 extern "C" {
 #endif
 
-void thread_print_all(void);
-int _ps_handler(int argc, char **argv);
+/**
+ * @brief Print information to all active threads to stdout.
+ */
+void ps(void);
 
 #ifdef __cplusplus
 }

sys/ps/ps.c

@@ -38,7 +38,7 @@ const char *state_names[] = {
 /**
  * @brief Prints a list of running threads including stack usage to stdout.
  */
-void thread_print_all(void)
+void ps(void)
 {
     const char queued_name[] = {'_', 'Q'};
 #ifdef DEVELHELP

sys/shell/commands/sc_ps.c

@@ -25,7 +25,7 @@ int _ps_handler(int argc, char **argv)
     (void) argc;
     (void) argv;
 
-    thread_print_all();
+    ps();
 
     return 0;
 }