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@ -1,71 +1,100 @@ |
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#include <X11/XF86keysym.h> |
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#include <dirent.h> |
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#include <stdlib.h> |
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#include <stdio.h> |
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#include <stdio.h> |
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#include <stdlib.h> |
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#include <string.h> |
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#include <string.h> |
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#include <X11/keysym.h> |
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#include <X11/keysym.h> |
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#include <X11/XF86keysym.h> |
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#include <X11/Xlib.h> |
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#include <X11/Xlib.h> |
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static int running = 1; |
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enum State { |
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StateNoInput, |
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StateNoInputNoScreen, |
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StateSuspend, |
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StateDead |
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}; |
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enum Color { |
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Red, |
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Blue, |
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Purple, |
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Off |
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}; |
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static Display *dpy; |
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static enum State state = StateNoInput; |
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static int lastkeysym = NULL; |
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static int lastkeysym = NULL; |
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static int lastkeyn = 0; |
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static int lastkeyn = 0; |
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static int oldbrightness = 10; |
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static char * oldbrightness = "200"; |
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static int screenon = 1; |
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static char screentogglecommand[100]; |
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static char pineledcommand[100]; |
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static char * brightnessfile = "/sys/devices/platform/backlight/backlight/backlight/brightness"; |
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static char * brightnessfile = "/sys/devices/platform/backlight/backlight/backlight/brightness"; |
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static char * powerstatefile = "/sys/power/state"; |
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void |
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writefile(char *filepath, char *str) |
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void updatepineled(int red, int brightness) { |
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{ |
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sprintf( |
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FILE *f; |
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pineledcommand,
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f = fopen(filepath, "w"); |
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"sh -c 'echo %d > /sys/class/leds/%s:indicator/brightness'", |
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if (f) { |
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brightness,
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fprintf(f, "%s\n", str); |
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red ? "red" : "blue" |
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fclose(f); |
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); |
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} else { |
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system(pineledcommand); |
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fprintf(stderr, "Couldn't open filepath <%s>\n", filepath); |
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} |
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} |
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void updatescreenon(int on) { |
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int b = on ? oldbrightness : 0; |
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sprintf(screentogglecommand, "sh -c 'echo %d > %s'", b, brightnessfile); |
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system(screentogglecommand); |
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updatepineled(0, b ? 1 : 0); |
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updatepineled(1, b ? 0 : 1); |
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} |
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} |
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void cleanup() { |
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void |
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updatescreenon(1); |
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setpineled(enum Color c) |
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updatepineled(1, 0); |
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{ |
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updatepineled(0, 0); |
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if (c == Red) { |
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writefile("/sys/class/leds/red:indicator/brightness", "1"); |
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writefile("/sys/class/leds/blue:indicator/brightness", "0"); |
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} else if (c == Blue) { |
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writefile("/sys/class/leds/red:indicator/brightness", "0"); |
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writefile("/sys/class/leds/blue:indicator/brightness", "1"); |
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} else if (c == Purple) { |
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writefile("/sys/class/leds/red:indicator/brightness", "1"); |
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writefile("/sys/class/leds/blue:indicator/brightness", "1"); |
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} else if (c == Off) { |
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writefile("/sys/class/leds/red:indicator/brightness", "0"); |
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writefile("/sys/class/leds/blue:indicator/brightness", "0"); |
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} |
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} |
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} |
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static void die(const char *err, ...) { |
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void |
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syncstate() |
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{ |
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if (state == StateSuspend) { |
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setpineled(Red); |
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writefile(powerstatefile, "mem"); |
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} else if (state == StateNoInput) { |
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setpineled(Blue); |
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writefile(brightnessfile, "200"); |
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} else if (state == StateNoInputNoScreen) { |
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setpineled(Purple); |
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writefile(brightnessfile, "0"); |
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} else if (state == StateDead) { |
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writefile(brightnessfile, "200"); |
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setpineled(Off); |
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} |
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} |
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static void |
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die(const char *err, ...) |
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{ |
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fprintf(stderr, "Error: %s", err); |
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fprintf(stderr, "Error: %s", err); |
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cleanup(); |
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state = StateDead; |
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syncstate(); |
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exit(1); |
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exit(1); |
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} |
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} |
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static void usage(void) { |
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die("usage: slock [-v] [cmd [arg ...]]\n"); |
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} |
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// Loosely derived from suckless' slock's lockscreen binding logic but
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// Loosely derived from suckless' slock's lockscreen binding logic but
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// alot more coarse, intentionally so can be triggered while grab_key
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// alot more coarse, intentionally so can be triggered while grab_key
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// for dwm multikey path already holding..
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// for dwm multikey path already holding..
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void lockscreen(Display *dpy, int screen) { |
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void |
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lockscreen(Display *dpy, int screen) |
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{ |
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int i, ptgrab, kbgrab; |
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int i, ptgrab, kbgrab; |
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//XSetWindowAttributes wa;
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Window root; |
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Window root; |
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//win,
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root = RootWindow(dpy, screen); |
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root = RootWindow(dpy, screen); |
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//wa.override_redirect = 1;
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//win = XCreateWindow(dpy, root, 0, 0,
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// DisplayWidth(dpy, screen),
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// DisplayHeight(dpy, screen),
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// 0, DefaultDepth(dpy, screen),
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// CopyFromParent,
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// DefaultVisual(dpy, screen),
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// CWOverrideRedirect | CWBackPixel, &wa);
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for (i = 0, ptgrab = kbgrab = -1; i < 9999999; i++) { |
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for (i = 0, ptgrab = kbgrab = -1; i < 9999999; i++) { |
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if (ptgrab != GrabSuccess) { |
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if (ptgrab != GrabSuccess) { |
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ptgrab = XGrabPointer(dpy, root, False, |
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ptgrab = XGrabPointer(dpy, root, False, |
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@ -85,14 +114,13 @@ void lockscreen(Display *dpy, int screen) { |
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} |
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} |
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} |
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} |
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void |
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void |
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readinputloop(Display *dpy, int screen) { |
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readinputloop(Display *dpy, int screen) { |
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KeySym keysym; |
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KeySym keysym; |
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XEvent ev; |
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XEvent ev; |
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char buf[32]; |
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char buf[32]; |
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while (running && !XNextEvent(dpy, &ev)) { |
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while (state != StateDead && !XNextEvent(dpy, &ev)) { |
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if (ev.type == KeyPress) { |
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if (ev.type == KeyPress) { |
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XLookupString(&ev.xkey, buf, sizeof(buf), &keysym, 0); |
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XLookupString(&ev.xkey, buf, sizeof(buf), &keysym, 0); |
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if (lastkeysym == keysym) { |
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if (lastkeysym == keysym) { |
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@ -107,18 +135,18 @@ readinputloop(Display *dpy, int screen) { |
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lastkeyn = 0; |
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lastkeyn = 0; |
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lastkeysym = NULL; |
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lastkeysym = NULL; |
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switch (keysym) { |
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switch (keysym) { |
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case XF86XK_AudioRaiseVolume: |
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case XF86XK_AudioRaiseVolume: |
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state = (state == StateSuspend ? StateDead : StateSuspend); |
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break; |
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case XF86XK_AudioLowerVolume: |
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case XF86XK_AudioLowerVolume: |
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screenon = !screenon; |
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state = (state == StateNoInput ? StateNoInputNoScreen : StateNoInput); |
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updatescreenon(screenon); |
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break; |
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break; |
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case XF86XK_PowerOff: |
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case XF86XK_PowerOff: |
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cleanup(); |
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state = StateDead; |
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running = 0; |
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break; |
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break; |
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} |
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} |
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syncstate(); |
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} |
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} |
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} |
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} |
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} |
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} |
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@ -127,7 +155,7 @@ int |
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getoldbrightness() { |
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getoldbrightness() { |
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char * buffer = 0; |
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char * buffer = 0; |
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long length; |
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long length; |
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FILE * f = fopen(brightnessfile, "rb"); |
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FILE * f = fopen(brightnessfile, "r"); |
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if (f) { |
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if (f) { |
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fseek(f, 0, SEEK_END); |
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fseek(f, 0, SEEK_END); |
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length = ftell(f); |
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length = ftell(f); |
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@ -139,13 +167,52 @@ getoldbrightness() { |
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fclose(f); |
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fclose(f); |
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} |
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} |
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if (buffer) { |
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if (buffer) { |
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oldbrightness = atoi(buffer); |
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oldbrightness = buffer; |
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} |
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} |
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void |
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configuresuspendsettingsandwakeupsources() |
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{ |
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// Disable all wakeup sources
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struct dirent *wakeupsource; |
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char wakeuppath[100]; |
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DIR *wakeupsources = opendir("/sys/class/wakeup"); |
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if (wakeupsources == NULL) |
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die("Couldn't open directory /sys/class/wakeup\n"); |
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while ((wakeupsource = readdir(wakeupsources)) != NULL) { |
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sprintf( |
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wakeuppath,
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"/sys/class/wakeup/%s/device/power/wakeup", |
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wakeupsource->d_name |
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); |
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fprintf(stderr, "Disabling wakeup source: %s", wakeupsource->d_name); |
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writefile(wakeuppath, "disabled"); |
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fprintf(stderr, ".. ok\n"); |
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} |
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} |
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closedir(wakeupsources); |
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// Enable powerbutton wakeup source
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fprintf(stderr, "Enable powerbutton wakeup source\n"); |
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writefile( |
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"/sys/devices/platform/soc/1f03400.rsb/sunxi-rsb-3a3/axp221-pek/power/wakeup", |
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"enabled" |
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); |
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// Temporary hack to disable USB driver that doesn't suspend
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fprintf(stderr, "Disabling buggy USB driver\n"); |
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writefile( |
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"/sys/devices/platform/soc/1c19000.usb/driver/unbind", |
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"1c19000.usb" |
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); |
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// E.g. make sure we're using CRUST
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fprintf(stderr, "Flip mem_sleep setting to use crust\n"); |
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writefile("/sys/power/mem_sleep", "deep"); |
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} |
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} |
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int |
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int |
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main(int argc, char **argv) { |
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main(int argc, char **argv) { |
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Display *dpy; |
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Screen *screen; |
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Screen *screen; |
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if (setuid(0)) |
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if (setuid(0)) |
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@ -155,8 +222,9 @@ main(int argc, char **argv) { |
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screen = XDefaultScreen(dpy); |
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screen = XDefaultScreen(dpy); |
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XSync(dpy, 0); |
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XSync(dpy, 0); |
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configuresuspendsettingsandwakeupsources(); |
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getoldbrightness(); |
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getoldbrightness(); |
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updatescreenon(1); |
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syncstate(); |
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lockscreen(dpy, screen); |
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lockscreen(dpy, screen); |
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readinputloop(dpy, screen); |
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readinputloop(dpy, screen); |
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return 0; |
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return 0; |
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