/* -*-c-*-
*
- * $Id: xtell.c,v 1.1 1998/11/16 23:00:49 mdw Exp $
+ * $Id: xtell.c,v 1.5 1999/08/20 07:29:19 mdw Exp $
*
* Wake up a waiting xwait process
*
/*----- Revision history --------------------------------------------------*
*
* $Log: xtell.c,v $
+ * Revision 1.5 1999/08/20 07:29:19 mdw
+ * New command line syntax, and new atom protocol.
+ *
+ * Revision 1.4 1998/12/11 09:50:06 mdw
+ * Minor modifications to work with mLib and mgLib.
+ *
+ * Revision 1.3 1998/11/30 22:36:51 mdw
+ * Tidy up tabbing in help texts very slightly.
+ *
+ * Revision 1.2 1998/11/21 22:30:25 mdw
+ * Support GNU-style long options throughout, and introduce proper help
+ * text to all programs. Update manual pages to match.
+ *
* Revision 1.1 1998/11/16 23:00:49 mdw
* Initial versions.
*
#include <stdlib.h>
#include <string.h>
-#include <unistd.h>
-
#include <X11/Xlib.h>
#include <X11/Xutil.h>
+#include <mLib/mdwopt.h>
+#include <mLib/quis.h>
+#include <mLib/report.h>
+
+#include "xatom.h"
#include "xwait.h"
/*----- Main code ---------------------------------------------------------*/
+static void version(FILE *fp)
+{
+ fprintf(fp, "%s (xtoys version " VERSION ")\n", QUIS);
+}
+
+static void usage(FILE *fp)
+{
+ fprintf(fp, "Usage: %s [-d DISPLAY] [ATOM:MSG]\n", QUIS);
+}
+
int main(int argc, char *argv[])
{
char *display = 0;
Display *dpy;
- Atom xwait_die;
+ Atom a, m;
char *atom = XWAIT_DIE;
char *msg = XWAIT_DIE_MSG;
/* --- Parse options --- */
+ ego(argv[0]);
+
for (;;) {
- int i = getopt(argc, argv, "d:a:m:");
+ static struct option opt[] = {
+ { "help", 0, 0, 'h' },
+ { "usage", 0, 0, 'u' },
+ { "version", 0, 0, 'v' },
+ { "display", OPTF_ARGREQ, 0, 'd' },
+ { "atom", OPTF_ARGREQ, 0, 'a' },
+ { "msg", OPTF_ARGREQ, 0, 'm' },
+ { 0, 0, 0, 0 }
+ };
+
+ int i = mdwopt(argc, argv, "d:a:m:", opt, 0, 0, 0);
if (i < 0)
break;
switch (i) {
+ case 'h':
+ version(stdout);
+ fputs("\n", stdout);
+ usage(stdout);
+ fputs(
+"\n"
+"Signals a waiting `xwait' process. Specifically, writes a property\n"
+"named ATOM to the X root window, with value MSG.\n"
+"\n"
+"Options:\n"
+"\n"
+"-h, --help Display this help text\n"
+"-u, --usage Display a short usage summary\n"
+"-v, --version Display the program's version number\n"
+"\n"
+"-d, --display=DISPLAY Choose X display to connect to\n"
+"-a, --atom=ATOM\t Choose property name to set [deprecated]\n"
+"-m, --msg=MSG Choose value of property to set [deprecated]\n",
+ stdout);
+ exit(0);
+ break;
+ case 'u':
+ usage(stdout);
+ exit(0);
+ break;
+ case 'v':
+ version(stdout);
+ exit(0);
+ break;
+
case 'd':
display = optarg;
break;
msg = optarg;
break;
default:
- fprintf(stderr, "Usage: xtell [-d DISPLAY] [-a ATOM] [-m MSG]\n");
+ usage(stderr);
exit(EXIT_FAILURE);
break;
}
}
- /* --- Connect to the display --- */
+ if (optind < argc) {
+ char *p;
+ if ((atom = strtok(argv[optind++], ":")) == 0)
+ die(EXIT_FAILURE, "missing atom name");
+ if ((p = strtok(0, ",")) != 0)
+ msg = p;
+ }
- dpy = XOpenDisplay(display);
- if (!dpy) {
- fprintf(stderr, "xtell: couldn't open display\n");
+ if (optind < argc) {
+ usage(stderr);
exit(EXIT_FAILURE);
}
- /* --- Find the right atom --- */
-
- xwait_die = XInternAtom(dpy, atom, False);
-
- /* --- Set the property value --- */
+ /* --- Set the property value and exit --- */
- {
- XTextProperty prop;
- if (!XGetTextProperty(dpy, DefaultRootWindow(dpy), &prop, xwait_die)) {
- fprintf(stderr, "xtell: no xwait listening for `%s'\n", atom);
- exit(EXIT_FAILURE);
- }
- XStringListToTextProperty(&msg, 1, &prop);
- XSetTextProperty(dpy, DefaultRootWindow(dpy), &prop, xwait_die);
- }
+ if ((dpy = XOpenDisplay(display)) == 0)
+ die(EXIT_FAILURE, "couldn't open display");
- /* --- Done --- */
+ a = XInternAtom(dpy, atom, False);
+ m = XInternAtom(dpy, msg, False);
+ xatom_set(dpy, DefaultRootWindow(dpy), a, m);
XCloseDisplay(dpy);
return (0);