added tsd_once to build

Author: snikulov

CMakeLists.txt

@@ -59,3 +59,6 @@ target_link_libraries(barrier_main ${CMAKE_THREAD_LIBS_INIT})
 add_executable(workq_main workq_main.c workq.c)
 target_link_libraries(workq_main ${CMAKE_THREAD_LIBS_INIT} ${RT_LIB})
 
+# build tsd_once
+add_executable(tsd_once tsd_once.c)
+target_link_libraries(tsd_once ${CMAKE_THREAD_LIBS_INIT})

tsd_once.c

@@ -61,10 +61,10 @@ void *thread_routine (void *arg)
     sleep (2);
     value = (tsd_t*)pthread_getspecific (tsd_key);
     printf ("%s done...\n", value->string);
-    return NULL;    
+    return NULL;
 }
 
-void main (int argc, char *argv[])
+int main (int argc, char *argv[])
 {
     pthread_t thread1, thread2;
     int status;
@@ -78,4 +78,5 @@ void main (int argc, char *argv[])
     if (status != 0)
         err_abort (status, "Create thread 2");
     pthread_exit (NULL);
+    return 0;
 }