Add --help to starpu_fxt_tool

tools/starpu_fxt_tool.c

@@ -1,6 +1,6 @@
 /* StarPU --- Runtime system for heterogeneous multicore architectures.
  *
- * Copyright (C) 2011  Université de Bordeaux 1
+ * Copyright (C) 2011-2012  Université de Bordeaux 1
  *
  * StarPU is free software; you can redistribute it and/or modify
  * it under the terms of the GNU Lesser General Public License as published by
@@ -62,7 +62,8 @@ static void parse_args(int argc, char **argv)
 			continue;
 		}
 
-		if (strcmp(argv[i], "-h") == 0) {
+		if (strcmp(argv[i], "-h") == 0
+		 || strcmp(argv[i], "--help") == 0) {
 		        fprintf(stderr, "Usage : %s [-c] [-no-counter] [-no-bus] [-i input_filename] [-o output_filename]\n", argv[0]);
 			fprintf(stderr, "\t-c: use a different colour for every type of task.\n");
 		        exit(-1);