dont print otherpath unless nun-NULL, test run cheat sheet

src/test.c

@@ -44,7 +44,8 @@ find /tmp/test -name file\*
 
 test:
 
-./a.out $(find /tmp/test -name file\*)
+find /tmp/test -name file\* | gxargs pfexec truss -o /tmp/tr -f src/longpath_unsafe_test
+find /tmp/test -name file\* | gxargs pfexec truss -o /tmp/tr -f src/longpath_test
 */
 
 // for mko*temp*
@@ -342,7 +343,8 @@ main(int argc, char *argv[]) {
 		path = argv[i];
 		otherpath = otherpath(argc, argv, i);
 
-		printf("length path, otherpath:\t%8zu\t%8zu\n", strlen(path), strlen(otherpath));
+		if (otherpath)
+			printf("length path, otherpath:\t%8zu\t%8zu\n", strlen(path), strlen(otherpath));
 #if 0
 		printf("path: %s\n", path);
 		printf("otherpath: %s\n", otherpath);