xscreenshot

commit 11794e5af35d61c0477e1a267c862939c2c8f674
parent cd1359cce761e458e956453bd99b4bac021723f2
Author: Hiltjo Posthuma <hiltjo@codemadness.org>
Date:   Mon, 16 Nov 2015 21:22:16 +0100

some more minor code-style improvements

Diffstat:
M
xscreenshot.c
 | 
13
+++++++------

1 file changed, 7 insertions(+), 6 deletions(-)
diff --git a/xscreenshot.c b/xscreenshot.c
@@ -13,15 +13,16 @@
 #include <X11/Xutil.h>
 
 static void
-die(const char *s) {
+die(const char *s)
+{
 	fprintf(stderr, "xscreenshot: %s\n", s);
 	exit(1);
 }
 
 static void
-usage(char *argv0)
+usage(char **argv)
 {
-	fprintf(stderr, "usage: %s [winid]\n", argv0);
+	fprintf(stderr, "usage: %s [winid]\n", argv[0]);
 	exit(1);
 }
 
@@ -41,11 +42,11 @@ main(int argc, char *argv[])
 	/* identify window */
 	if (argc > 1) {
 		if (strcmp(argv[1], "-h") == 0 || strcmp(argv[1], "-v") == 0)
-			usage(argv[0]);
+			usage(argv);
 		errno = 0;
 		win = (Window)strtol(argv[1], NULL, 0);
-		if (errno != 0)
-			usage(argv[0]);
+		if (errno)
+			usage(argv);
 	} else {
 		win = RootWindow(dpy, 0);
 	}