maint: update copyright

[gnulib.git] / lib / glthread / threadlib.c

diff --git a/lib/glthread/threadlib.c b/lib/glthread/threadlib.c
index a1601de..75bf31c 100644 (file)
--- a/lib/glthread/threadlib.c
+++ b/lib/glthread/threadlib.c
@@ -1,5 +1,5 @@
 /* Multithreading primitives.
-   Copyright (C) 2005-2008 Free Software Foundation, Inc.
+   Copyright (C) 2005-2014 Free Software Foundation, Inc.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -12,8 +12,7 @@
    GNU General Public License for more details.
 
    You should have received a copy of the GNU General Public License
-   along with this program; if not, write to the Free Software Foundation,
-   Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.  */
+   along with this program; if not, see <http://www.gnu.org/licenses/>.  */
 
 /* Written by Bruno Haible <bruno@clisp.org>, 2005.  */
 
@@ -25,6 +24,9 @@
 
 /* Use the POSIX threads library.  */
 
+# include <pthread.h>
+# include <stdlib.h>
+
 # if PTHREAD_IN_USE_DETECTION_HARD
 
 /* The function to be executed by a dummy thread.  */
@@ -45,16 +47,16 @@ glthread_in_use (void)
       pthread_t thread;
 
       if (pthread_create (&thread, NULL, dummy_thread_func, NULL) != 0)
-       /* Thread creation failed.  */
-       result = 0;
+        /* Thread creation failed.  */
+        result = 0;
       else
-       {
-         /* Thread creation works.  */
-         void *retval;
-         if (pthread_join (thread, &retval) != 0)
-           abort ();
-         result = 1;
-       }
+        {
+          /* Thread creation works.  */
+          void *retval;
+          if (pthread_join (thread, &retval) != 0)
+            abort ();
+          result = 1;
+        }
       tested = 1;
     }
   return result;
@@ -65,3 +67,7 @@ glthread_in_use (void)
 #endif
 
 /* ========================================================================= */
+
+/* This declaration is solely to ensure that after preprocessing
+   this file is never empty.  */
+typedef int dummy;