107 lines
1.7 KiB
C
107 lines
1.7 KiB
C
/*
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* See LICENSE file for copyright and license details.
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*/
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#include <unistd.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include <stdarg.h>
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#include <stdbool.h>
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#include <libgen.h>
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#include <X11/extensions/scrnsaver.h>
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#include "arg.h"
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char *argv0;
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void
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die(const char *errstr, ...) {
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va_list ap;
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va_start(ap, errstr);
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vfprintf(stderr, errstr, ap);
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va_end(ap);
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exit(EXIT_FAILURE);
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}
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void
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usage(void)
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{
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die("usage: %s [-istv]\n", basename(argv0));
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}
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int
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main(int argc, char *argv[]) {
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XScreenSaverInfo *info;
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Display *dpy;
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int base, errbase;
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Bool showstate, showtill, showidle;
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showstate = false;
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showtill = false;
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showidle = false;
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ARGBEGIN {
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case 'i':
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showidle = true;
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break;
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case 's':
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showstate = true;
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break;
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case 't':
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showtill = true;
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break;
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case 'v':
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die("xssstate-"VERSION", © 2008-2016 xssstate engineers"
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", see LICENSE for details.\n");
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default:
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usage();
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} ARGEND;
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if (!showstate && !showtill && !showidle)
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usage();
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if (!(dpy = XOpenDisplay(0)))
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die("Cannot open display.\n");
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if (!XScreenSaverQueryExtension(dpy, &base, &errbase))
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die("Screensaver extension not activated.\n");
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info = XScreenSaverAllocInfo();
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XScreenSaverQueryInfo(dpy, DefaultRootWindow(dpy), info);
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if (showstate) {
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switch(info->state) {
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case ScreenSaverOn:
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printf("on\n");
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break;
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case ScreenSaverOff:
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printf("off\n");
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break;
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case ScreenSaverDisabled:
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printf("disabled\n");
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break;
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}
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} else if (showtill) {
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switch(info->state) {
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case ScreenSaverOn:
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printf("0\n");
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break;
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case ScreenSaverOff:
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printf("%lu\n", info->til_or_since);
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break;
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case ScreenSaverDisabled:
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printf("-1\n");
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break;
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}
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} else if (showidle) {
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printf("%lu\n", info->idle);
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}
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XCloseDisplay(dpy);
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return 0;
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}
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