die() consistency: always add newline

drw.c

@@ -129,7 +129,7 @@ xfont_create(Drw *drw, const char *fontname, FcPattern *fontpattern)
 			return NULL;
 		}
 	} else {
-		die("no font specified.\n");
+		die("no font specified.");
 	}
 
 	font = ecalloc(1, sizeof(Fnt));
@@ -188,7 +188,7 @@ drw_clr_create(Drw *drw, XftColor *dest, const char *clrname)
 	if (!XftColorAllocName(drw->dpy, DefaultVisual(drw->dpy, drw->screen),
 	                       DefaultColormap(drw->dpy, drw->screen),
 	                       clrname, dest))
-		die("error, cannot allocate color '%s'\n", clrname);
+		die("error, cannot allocate color '%s'", clrname);
 }
 
 /* Wrapper to create color schemes. The caller has to call free(3) on the
@@ -331,7 +331,7 @@ drw_text(Drw *drw, int x, int y, unsigned int w, unsigned int h, unsigned int lp
 
 			if (!drw->fonts->pattern) {
 				/* Refer to the comment in xfont_create for more information. */
-				die("the first font in the cache must be loaded from a font string.\n");
+				die("the first font in the cache must be loaded from a font string.");
 			}
 
 			fcpattern = FcPatternDuplicate(drw->fonts->pattern);

dwm.c

@@ -1561,7 +1561,7 @@ setup(void)
 	root = RootWindow(dpy, screen);
 	drw = drw_create(dpy, screen, root, sw, sh);
 	if (!drw_fontset_create(drw, fonts, LENGTH(fonts)))
-		die("no fonts could be loaded.\n");
+		die("no fonts could be loaded.");
 	lrpad = drw->fonts->h;
 	bh = drw->fonts->h + 2;
 	updategeom();
@@ -2101,7 +2101,7 @@ xerrordummy(Display *dpy, XErrorEvent *ee)
 int
 xerrorstart(Display *dpy, XErrorEvent *ee)
 {
-	die("dwm: another window manager is already running\n");
+	die("dwm: another window manager is already running");
 	return -1;
 }
 
@@ -2123,13 +2123,13 @@ int
 main(int argc, char *argv[])
 {
 	if (argc == 2 && !strcmp("-v", argv[1]))
-		die("dwm-"VERSION "\n");
+		die("dwm-"VERSION);
 	else if (argc != 1)
-		die("usage: dwm [-v]\n");
+		die("usage: dwm [-v]");
 	if (!setlocale(LC_CTYPE, "") || !XSupportsLocale())
 		fputs("warning: no locale support\n", stderr);
 	if (!(dpy = XOpenDisplay(NULL)))
-		die("dwm: cannot open display\n");
+		die("dwm: cannot open display");
 	checkotherwm();
 	setup();
 	scan();

util.c

@@ -27,6 +27,8 @@ die(const char *fmt, ...) {
 	if (fmt[0] && fmt[strlen(fmt)-1] == ':') {
 		fputc(' ', stderr);
 		perror(NULL);
+	} else {
+		fputc('\n', stderr);
 	}
 
 	exit(1);