wmname.c - wmname - sets/prints window manager name similiar to hostname(1) | |
git clone git://git.suckless.org/wmname | |
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wmname.c (1499B) | |
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1 /* See LICENSE file for details. */ | |
2 #include <stdarg.h> | |
3 #include <stdlib.h> | |
4 #include <stdio.h> | |
5 #include <string.h> | |
6 #include <X11/Xlib.h> | |
7 #include <X11/Xatom.h> | |
8 #include <X11/Xutil.h> | |
9 | |
10 void | |
11 eprint(const char *errstr, ...) { | |
12 va_list ap; | |
13 | |
14 va_start(ap, errstr); | |
15 vfprintf(stderr, errstr, ap); | |
16 va_end(ap); | |
17 exit(EXIT_FAILURE); | |
18 } | |
19 | |
20 int | |
21 main(int argc, char **argv) { | |
22 int status, format; | |
23 unsigned char *data = NULL; | |
24 unsigned long n, extra; | |
25 Display *dpy; | |
26 Window root; | |
27 Atom netwmcheck, netwmname, utf8_string, real; | |
28 | |
29 if(argc > 2) | |
30 eprint("usage: wmname [name] [-v]\n"); | |
31 else if(argc == 2 && !strncmp(argv[1], "-v", 3)) | |
32 eprint("wmname-"VERSION", © 2008-2013 Anselm R Garbe\n"… | |
33 | |
34 if(!(dpy = XOpenDisplay(0))) | |
35 eprint("wmname: cannot open display\n"); | |
36 root = DefaultRootWindow(dpy); | |
37 netwmcheck = XInternAtom(dpy, "_NET_SUPPORTING_WM_CHECK", False); | |
38 netwmname = XInternAtom(dpy, "_NET_WM_NAME", False); | |
39 utf8_string = XInternAtom(dpy, "UTF8_STRING", False); | |
40 if(argc == 1) { | |
41 status = XGetWindowProperty(dpy, root, netwmname, 0L, 32… | |
42 if(status == Success && data != NULL) | |
43 fprintf(stdout, "%s\n", data); | |
44 XFree(data); | |
45 } | |
46 else { | |
47 XChangeProperty(dpy, root, netwmcheck, XA_WINDOW, 32, Pr… | |
48 XChangeProperty(dpy, root, netwmname, utf8_string, 8, Pr… | |
49 } | |
50 XSync(dpy, False); | |
51 XCloseDisplay(dpy); | |
52 return 0; | |
53 } |