add dwm-setstatus.c

Makefile

@@ -6,7 +6,7 @@ include config.mk
 SRC = drw.c dwm.c util.c
 OBJ = ${SRC:.c=.o}
 
-all: dwm
+all: dwm dwm-setstatus
 
 .c.o:
 	${CC} -c ${CFLAGS} $<
@@ -19,6 +19,9 @@ config.h:
 dwm: ${OBJ}
 	${CC} -o $@ ${OBJ} ${LDFLAGS}
 
+dwm-setstatus:
+	${CC} -o $@ dwm-setstatus.c ${LDFLAGS}
+
 clean:
 	rm -f dwm ${OBJ} dwm-${VERSION}.tar.gz
 

dwm-setstatus.c

@@ -0,0 +1,30 @@
+#include <string.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <X11/Xlib.h>
+
+int main(int argc, char * argv[])
+{
+	Display * dpy = NULL;
+	Window win = 0;
+	size_t length = 0;
+	ssize_t bytes_read = 0;
+	char * input = NULL;
+
+	dpy = XOpenDisplay(getenv("DISPLAY"));
+	if (dpy == NULL)
+	{
+		fprintf(stderr, "Can't open display, exiting.\n");
+		exit(1);
+	}
+	win = DefaultRootWindow(dpy);
+
+	while ((bytes_read = getline(&input, &length, stdin)) != EOF)
+	{
+		input[strlen(input) - 1] = '\0';
+		XStoreName(dpy, win, input);
+		XFlush(dpy);
+	}
+	free(input);
+	return 0;
+}