Remove useless blc_loop_wait_stop

include/blc_command.h

@@ -6,12 +6,12 @@
  This software is governed by the CeCILL v2.1 license under French law and abiding by the rules of distribution of free software.
  You can use, modify and/ or redistribute the software under the terms of the CeCILL v2.1 license as circulated by CEA, CNRS and INRIA at the following URL "http://www.cecill.info".
  As a counterpart to the access to the source code and  rights to copy, modify and redistribute granted by the license,
-  users are provided only with a limited warranty and the software's author, the holder of the economic rights,  and the successive licensors have only limited liability.
-  In this respect, the user's attention is drawn to the risks associated with loading, using, modifying and/or developing or reproducing the software by the user in light of its specific status of free software,
-  that may mean  that it is complicated to manipulate, and that also therefore means that it is reserved for developers and experienced professionals having in-depth computer knowledge.
+  users are provided only with a limited warranty and the software's author, the holder of the economic rights,  and the successive licensors have only limited liability.
+  In this respect, the user's attention is drawn to the risks associated with loading, using, modifying and/or developing or reproducing the software by the user in light of its specific status of free software,
+  that may mean  that it is complicated to manipulate, and that also therefore means that it is reserved for developers and experienced professionals having in-depth computer knowledge.
  Users are therefore encouraged to load and test the software's suitability as regards their requirements in conditions enabling the security of their systems and/or data to be ensured
-  and, more generally, to use and operate it in the same conditions as regards security.
-  The fact that you are presently reading this means that you have had knowledge of the CeCILL v2.1 license and that you accept its terms. */
+  and, more generally, to use and operate it in the same conditions as regards security.
+  The fact that you are presently reading this means that you have had knowledge of the CeCILL v2.1 license and that you accept its terms. */
 
 /*
  The usage formating follows the format of argparse in Python ( https://docs.python.org/3/library/argparse.html ).
@@ -126,10 +126,6 @@ void blc_command_loop_init(long loop_period);
 int blc_command_loop_start();
 void blc_command_loop_end();
 
-/**Wait until the blc_loop_stop. 
- Return the loop_thred pointer (always NULL for now)*/
-void *blc_loop_wait_stop();
-
 /** Stop a textual program
  * - Send a quitting message with the name of the app on stderr.
  * - Send 'q' and flush on stdout if it is a piped output

src/blc_loop.cpp

@@ -296,9 +296,3 @@ void blc_command_loop_end(){
     intermediate_iteration++;
     blc_loop_iteration++;
 }
-
-void *blc_loop_wait_stop(){
-    void *result;
-    SYSTEM_ERROR_CHECK(pthread_join(loop_thread, &result), -1, NULL);
-    return result;
-}