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	some more minor code-style improvements - xscreenshot - screen capture tool
	git clone git://git.codemadness.org/xscreenshot
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	---
	commit 11794e5af35d61c0477e1a267c862939c2c8f674
	parent cd1359cce761e458e956453bd99b4bac021723f2
	Author: Hiltjo Posthuma <[email protected]>
	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);
	}