Merge pull request #331 from jrtc27/argv0-memcmp

Fix memory-unsafe and buggy argv[0] string comparison

Author: Atoptool

atop.c

@@ -347,7 +347,7 @@ main(int argc, char *argv[])
 	else
 		p = argv[0];
 
-	if ( memcmp(p, "atopsar", 7) == 0)
+	if ( strcmp(p, "atopsar") == 0)
 		return atopsar(argc, argv);
 
 	/*