spoon

commit 7d36e6b416d0e51618a4544d8d67321457a60da6
parent 31c122b64d91cba0bd12237952e1e88d38e775d5
Author: lostd <lostd@2f30.org>
Date:   Sat, 14 May 2016 19:13:28 +0100

Set X root window name

Diffstat:
M
spoon.c
 | 
27
++++++++++++++++++++++++---

1 file changed, 24 insertions(+), 3 deletions(-)
diff --git a/spoon.c b/spoon.c
@@ -1,6 +1,7 @@
 #include <sys/types.h>
 #include <sys/ioctl.h>
 
+#include <err.h>
 #include <fcntl.h>
 #include <stdio.h>
 #include <stdlib.h>
@@ -141,11 +142,31 @@ entcat(char *line, size_t len)
 	}
 }
 
+void
+xsetroot(void)
+{
+	char line[BUFSIZ];
+	Display *dpy;
+	int screen;
+	Window root;
+
+	dpy = XOpenDisplay(NULL);
+	if (dpy == NULL)
+		errx(1, "cannot open display");
+	screen = DefaultScreen(dpy);
+	root = RootWindow(dpy, screen);
+
+	for (;;) {
+		entcat(line, sizeof(line));
+		XStoreName(dpy, root, line);
+		XFlush(dpy);
+		sleep(1);
+	}
+}
+
 int
 main(void)
 {
-	char line[BUFSIZ];
-	entcat(line, sizeof(line));
-	puts(line);
+	xsetroot();
 	return 0;
 }