From c8ffe6ca8d9206493cd6427d63ff760a4759cb4a Mon Sep 17 00:00:00 2001 From: Jakub Date: Mon, 2 Jan 2023 22:50:58 -0500 Subject: [PATCH] dwm logo and blur screeen patch --- config.def.h | 28 +- config.mk | 16 +- patches/slock-dwmlogoandblurscreen-1.0.diff | 336 ++++++++++++++++++++ slock.c | 157 ++++++++- 4 files changed, 523 insertions(+), 14 deletions(-) create mode 100644 patches/slock-dwmlogoandblurscreen-1.0.diff diff --git a/config.def.h b/config.def.h index 9855e21..25e0ed4 100644 --- a/config.def.h +++ b/config.def.h @@ -3,10 +3,36 @@ static const char *user = "nobody"; static const char *group = "nogroup"; static const char *colorname[NUMCOLS] = { - [INIT] = "black", /* after initialization */ + [BACKGROUND] = "white", + [INIT] = "2d2d2d", /* after initialization */ [INPUT] = "#005577", /* during input */ [FAILED] = "#CC3333", /* wrong password */ }; /* treat a cleared input like a wrong password (color) */ static const int failonclear = 1; + +static const int logosize = 75; +static const int logow = 12; /* Grid width and height for right center alignment*/ +static const int logoh = 6; + +static XRectangle rectangles[9] = { + {0, 3, 1, 3}, + {1, 3, 2, 1}, + {0, 5, 8, 1}, + {3, 0, 1, 5}, + {5, 3, 1, 2}, + {7, 3, 1, 2}, + {8, 3, 4, 1}, + {9, 4, 1, 2}, + {11,4, 1, 2}, +}; + +/*Enable blur*/ +#define BLUR +/*Set blur radius*/ +static const int blurRadius=5; +/*Enable Pixelation*/ +//#define PIXELATION +/*Set pixelation radius*/ +static const int pixelSize=0; diff --git a/config.mk b/config.mk index 1e1ca45..2108785 100644 --- a/config.mk +++ b/config.mk @@ -10,13 +10,21 @@ MANPREFIX = ${PREFIX}/share/man X11INC = /usr/X11R6/include X11LIB = /usr/X11R6/lib +# Xinerama, comment if you don't want it +XINERAMALIBS = -lXinerama +XINERAMAFLAGS = -DXINERAMA + +# freetype +FREETYPELIBS = -lXft +FREETYPEINC = /usr/include/freetype2 + # includes and libs -INCS = -I. -I/usr/include -I${X11INC} -LIBS = -L/usr/lib -lc -lcrypt -L${X11LIB} -lX11 -lXext -lXrandr +INCS = -I. -I/usr/include -I${X11INC} -I${FREETYPEINC} +LIBS = -L/usr/lib -lc -lcrypt -L${X11LIB} -lX11 -lImlib2 ${XINERAMALIBS} ${FREETYPELIBS} -lXext -lXrandr # flags -CPPFLAGS = -DVERSION=\"${VERSION}\" -D_DEFAULT_SOURCE -DHAVE_SHADOW_H -CFLAGS = -std=c99 -pedantic -Wall -Os ${INCS} ${CPPFLAGS} +CPPFLAGS = -DVERSION=\"${VERSION}\" -D_DEFAULT_SOURCE -DHAVE_SHADOW_H ${XINERAMAFLAGS} +CFLAGS = -std=c99 -pedantic -Wall -Ofast ${INCS} ${CPPFLAGS} LDFLAGS = -s ${LIBS} COMPATSRC = explicit_bzero.c diff --git a/patches/slock-dwmlogoandblurscreen-1.0.diff b/patches/slock-dwmlogoandblurscreen-1.0.diff new file mode 100644 index 0000000..17ffc72 --- /dev/null +++ b/patches/slock-dwmlogoandblurscreen-1.0.diff @@ -0,0 +1,336 @@ +diff -u ../slock-orig/config.def.h ./config.def.h +--- ../slock-orig/config.def.h 2022-04-29 17:07:13.872268452 -0400 ++++ ./config.def.h 2022-04-29 16:44:38.573566776 -0400 +@@ -3,10 +3,36 @@ + static const char *group = "nogroup"; + + static const char *colorname[NUMCOLS] = { +- [INIT] = "black", /* after initialization */ ++ [BACKGROUND] = "white", ++ [INIT] = "2d2d2d", /* after initialization */ + [INPUT] = "#005577", /* during input */ + [FAILED] = "#CC3333", /* wrong password */ + }; + + /* treat a cleared input like a wrong password (color) */ + static const int failonclear = 1; ++ ++static const int logosize = 75; ++static const int logow = 12; /* Grid width and height for right center alignment*/ ++static const int logoh = 6; ++ ++static XRectangle rectangles[9] = { ++ {0, 3, 1, 3}, ++ {1, 3, 2, 1}, ++ {0, 5, 8, 1}, ++ {3, 0, 1, 5}, ++ {5, 3, 1, 2}, ++ {7, 3, 1, 2}, ++ {8, 3, 4, 1}, ++ {9, 4, 1, 2}, ++ {11,4, 1, 2}, ++}; ++ ++/*Enable blur*/ ++#define BLUR ++/*Set blur radius*/ ++static const int blurRadius=5; ++/*Enable Pixelation*/ ++//#define PIXELATION ++/*Set pixelation radius*/ ++static const int pixelSize=0; +diff -u ../slock-orig/config.mk ./config.mk +--- ../slock-orig/config.mk 2022-04-29 17:07:13.872268452 -0400 ++++ ./config.mk 2022-04-29 17:14:49.416921212 -0400 +@@ -10,13 +10,21 @@ + X11INC = /usr/X11R6/include + X11LIB = /usr/X11R6/lib + ++# Xinerama, comment if you don't want it ++XINERAMALIBS = -lXinerama ++XINERAMAFLAGS = -DXINERAMA ++ ++# freetype ++FREETYPELIBS = -lXft ++FREETYPEINC = /usr/include/freetype2 ++ + # includes and libs +-INCS = -I. -I/usr/include -I${X11INC} +-LIBS = -L/usr/lib -lc -lcrypt -L${X11LIB} -lX11 -lXext -lXrandr ++INCS = -I. -I/usr/include -I${X11INC} -I${FREETYPEINC} ++LIBS = -L/usr/lib -lc -lcrypt -L${X11LIB} -lX11 -lImlib2 ${XINERAMALIBS} ${FREETYPELIBS} -lXext -lXrandr + + # flags +-CPPFLAGS = -DVERSION=\"${VERSION}\" -D_DEFAULT_SOURCE -DHAVE_SHADOW_H +-CFLAGS = -std=c99 -pedantic -Wall -Os ${INCS} ${CPPFLAGS} ++CPPFLAGS = -DVERSION=\"${VERSION}\" -D_DEFAULT_SOURCE -DHAVE_SHADOW_H ${XINERAMAFLAGS} ++CFLAGS = -std=c99 -pedantic -Wall -Ofast ${INCS} ${CPPFLAGS} + LDFLAGS = -s ${LIBS} + COMPATSRC = explicit_bzero.c + +diff -u ../slock-orig/slock.c ./slock.c +--- ../slock-orig/slock.c 2022-04-29 17:07:13.872268452 -0400 ++++ ./slock.c 2022-04-29 17:04:53.424073165 -0400 +@@ -1,5 +1,6 @@ + /* See LICENSE file for license details. */ +-#define _XOPEN_SOURCE 500 ++#define _XOPEN_SOURCE 500 ++#define LENGTH(X) (sizeof X / sizeof X[0]) + #if HAVE_SHADOW_H + #include + #endif +@@ -15,9 +16,13 @@ + #include + #include + #include ++#ifdef XINERAMA ++#include ++#endif + #include + #include + #include ++#include + + #include "arg.h" + #include "util.h" +@@ -25,17 +30,26 @@ + char *argv0; + + enum { ++ BACKGROUND, + INIT, + INPUT, + FAILED, + NUMCOLS + }; + ++#include "config.h" ++ + struct lock { + int screen; + Window root, win; + Pixmap pmap; ++ Pixmap bgmap; + unsigned long colors[NUMCOLS]; ++ unsigned int x, y; ++ unsigned int xoff, yoff, mw, mh; ++ Drawable drawable; ++ GC gc; ++ XRectangle rectangles[LENGTH(rectangles)]; + }; + + struct xrandr { +@@ -44,7 +58,7 @@ + int errbase; + }; + +-#include "config.h" ++Imlib_Image image; + + static void + die(const char *errstr, ...) +@@ -125,6 +139,29 @@ + } + + static void ++resizerectangles(struct lock *lock) ++{ ++ int i; ++ ++ for (i = 0; i < LENGTH(rectangles); i++){ ++ lock->rectangles[i].x = (rectangles[i].x * logosize) ++ + lock->xoff + ((lock->mw) / 2) - (logow / 2 * logosize); ++ lock->rectangles[i].y = (rectangles[i].y * logosize) ++ + lock->yoff + ((lock->mh) / 2) - (logoh / 2 * logosize); ++ lock->rectangles[i].width = rectangles[i].width * logosize; ++ lock->rectangles[i].height = rectangles[i].height * logosize; ++ } ++} ++ ++static void ++drawlogo(Display *dpy, struct lock *lock, int color) ++{ ++ XSetForeground(dpy, lock->gc, lock->colors[color]); ++ XFillRectangles(dpy, lock->win, lock->gc, lock->rectangles, LENGTH(rectangles)); ++ XSync(dpy, False); ++} ++ ++static void + readpw(Display *dpy, struct xrandr *rr, struct lock **locks, int nscreens, + const char *hash) + { +@@ -190,10 +227,12 @@ + color = len ? INPUT : ((failure || failonclear) ? FAILED : INIT); + if (running && oldc != color) { + for (screen = 0; screen < nscreens; screen++) { +- XSetWindowBackground(dpy, +- locks[screen]->win, +- locks[screen]->colors[color]); +- XClearWindow(dpy, locks[screen]->win); ++ if(locks[screen]->bgmap) ++ XSetWindowBackgroundPixmap(dpy, locks[screen]->win, locks[screen]->bgmap); ++ else ++ XSetWindowBackground(dpy, locks[screen]->win, locks[screen]->colors[0]); ++ //XClearWindow(dpy, locks[screen]->win); ++ drawlogo(dpy, locks[screen], color); + } + oldc = color; + } +@@ -228,6 +267,10 @@ + XColor color, dummy; + XSetWindowAttributes wa; + Cursor invisible; ++#ifdef XINERAMA ++ XineramaScreenInfo *info; ++ int n; ++#endif + + if (dpy == NULL || screen < 0 || !(lock = malloc(sizeof(struct lock)))) + return NULL; +@@ -235,27 +278,61 @@ + lock->screen = screen; + lock->root = RootWindow(dpy, lock->screen); + ++ if(image) ++ { ++ lock->bgmap = XCreatePixmap(dpy, lock->root, DisplayWidth(dpy, lock->screen), DisplayHeight(dpy, lock->screen), DefaultDepth(dpy, lock->screen)); ++ imlib_context_set_image(image); ++ imlib_context_set_display(dpy); ++ imlib_context_set_visual(DefaultVisual(dpy, lock->screen)); ++ imlib_context_set_colormap(DefaultColormap(dpy, lock->screen)); ++ imlib_context_set_drawable(lock->bgmap); ++ imlib_render_image_on_drawable(0, 0); ++ imlib_free_image(); ++ } + for (i = 0; i < NUMCOLS; i++) { + XAllocNamedColor(dpy, DefaultColormap(dpy, lock->screen), + colorname[i], &color, &dummy); + lock->colors[i] = color.pixel; + } + ++ lock->x = DisplayWidth(dpy, lock->screen); ++ lock->y = DisplayHeight(dpy, lock->screen); ++#ifdef XINERAMA ++ if ((info = XineramaQueryScreens(dpy, &n))) { ++ lock->xoff = info[0].x_org; ++ lock->yoff = info[0].y_org; ++ lock->mw = info[0].width; ++ lock->mh = info[0].height; ++ } else ++#endif ++ { ++ lock->xoff = lock->yoff = 0; ++ lock->mw = lock->x; ++ lock->mh = lock->y; ++ } ++ lock->drawable = XCreatePixmap(dpy, lock->root, ++ lock->x, lock->y, DefaultDepth(dpy, screen)); ++ lock->gc = XCreateGC(dpy, lock->root, 0, NULL); ++ XSetLineAttributes(dpy, lock->gc, 1, LineSolid, CapButt, JoinMiter); ++ + /* init */ + wa.override_redirect = 1; +- wa.background_pixel = lock->colors[INIT]; ++ wa.background_pixel = lock->colors[BACKGROUND]; + lock->win = XCreateWindow(dpy, lock->root, 0, 0, +- DisplayWidth(dpy, lock->screen), +- DisplayHeight(dpy, lock->screen), ++ lock->x, lock->y, + 0, DefaultDepth(dpy, lock->screen), + CopyFromParent, + DefaultVisual(dpy, lock->screen), + CWOverrideRedirect | CWBackPixel, &wa); ++ if(lock->bgmap) ++ XSetWindowBackgroundPixmap(dpy, lock->win, lock->bgmap); + lock->pmap = XCreateBitmapFromData(dpy, lock->win, curs, 8, 8); + invisible = XCreatePixmapCursor(dpy, lock->pmap, lock->pmap, + &color, &color, 0, 0); + XDefineCursor(dpy, lock->win, invisible); + ++ resizerectangles(lock); ++ + /* Try to grab mouse pointer *and* keyboard for 600ms, else fail the lock */ + for (i = 0, ptgrab = kbgrab = -1; i < 6; i++) { + if (ptgrab != GrabSuccess) { +@@ -276,6 +353,7 @@ + XRRSelectInput(dpy, lock->win, RRScreenChangeNotifyMask); + + XSelectInput(dpy, lock->root, SubstructureNotifyMask); ++ drawlogo(dpy, lock, INIT); + return lock; + } + +@@ -355,6 +433,60 @@ + if (setuid(duid) < 0) + die("slock: setuid: %s\n", strerror(errno)); + ++ /*Create screenshot Image*/ ++ Screen *scr = ScreenOfDisplay(dpy, DefaultScreen(dpy)); ++ image = imlib_create_image(scr->width,scr->height); ++ imlib_context_set_image(image); ++ imlib_context_set_display(dpy); ++ imlib_context_set_visual(DefaultVisual(dpy,0)); ++ imlib_context_set_drawable(RootWindow(dpy,XScreenNumberOfScreen(scr))); ++ imlib_copy_drawable_to_image(0,0,0,scr->width,scr->height,0,0,1); ++ ++#ifdef BLUR ++ ++ /*Blur function*/ ++ imlib_image_blur(blurRadius); ++#endif // BLUR ++ ++#ifdef PIXELATION ++ /*Pixelation*/ ++ int width = scr->width; ++ int height = scr->height; ++ ++ for(int y = 0; y < height; y += pixelSize) ++ { ++ for(int x = 0; x < width; x += pixelSize) ++ { ++ int red = 0; ++ int green = 0; ++ int blue = 0; ++ ++ Imlib_Color pixel; ++ Imlib_Color* pp; ++ pp = &pixel; ++ for(int j = 0; j < pixelSize && j < height; j++) ++ { ++ for(int i = 0; i < pixelSize && i < width; i++) ++ { ++ imlib_image_query_pixel(x+i,y+j,pp); ++ red += pixel.red; ++ green += pixel.green; ++ blue += pixel.blue; ++ } ++ } ++ red /= (pixelSize*pixelSize); ++ green /= (pixelSize*pixelSize); ++ blue /= (pixelSize*pixelSize); ++ imlib_context_set_color(red,green,blue,pixel.alpha); ++ imlib_image_fill_rectangle(x,y,pixelSize,pixelSize); ++ red = 0; ++ green = 0; ++ blue = 0; ++ } ++ } ++ ++ ++#endif + /* check for Xrandr support */ + rr.active = XRRQueryExtension(dpy, &rr.evbase, &rr.errbase); + +@@ -391,5 +523,12 @@ + /* everything is now blank. Wait for the correct password */ + readpw(dpy, &rr, locks, nscreens, hash); + ++ for (nlocks = 0, s = 0; s < nscreens; s++) { ++ XFreePixmap(dpy, locks[s]->drawable); ++ XFreeGC(dpy, locks[s]->gc); ++ } ++ ++ XSync(dpy, 0); ++ XCloseDisplay(dpy); + return 0; + } diff --git a/slock.c b/slock.c index 5ae738c..00dd07c 100644 --- a/slock.c +++ b/slock.c @@ -1,5 +1,6 @@ /* See LICENSE file for license details. */ -#define _XOPEN_SOURCE 500 +#define _XOPEN_SOURCE 500 +#define LENGTH(X) (sizeof X / sizeof X[0]) #if HAVE_SHADOW_H #include #endif @@ -15,9 +16,13 @@ #include #include #include +#ifdef XINERAMA +#include +#endif #include #include #include +#include #include "arg.h" #include "util.h" @@ -25,17 +30,26 @@ char *argv0; enum { + BACKGROUND, INIT, INPUT, FAILED, NUMCOLS }; +#include "config.h" + struct lock { int screen; Window root, win; Pixmap pmap; + Pixmap bgmap; unsigned long colors[NUMCOLS]; + unsigned int x, y; + unsigned int xoff, yoff, mw, mh; + Drawable drawable; + GC gc; + XRectangle rectangles[LENGTH(rectangles)]; }; struct xrandr { @@ -44,7 +58,7 @@ struct xrandr { int errbase; }; -#include "config.h" +Imlib_Image image; static void die(const char *errstr, ...) @@ -124,6 +138,29 @@ gethash(void) return hash; } +static void +resizerectangles(struct lock *lock) +{ + int i; + + for (i = 0; i < LENGTH(rectangles); i++){ + lock->rectangles[i].x = (rectangles[i].x * logosize) + + lock->xoff + ((lock->mw) / 2) - (logow / 2 * logosize); + lock->rectangles[i].y = (rectangles[i].y * logosize) + + lock->yoff + ((lock->mh) / 2) - (logoh / 2 * logosize); + lock->rectangles[i].width = rectangles[i].width * logosize; + lock->rectangles[i].height = rectangles[i].height * logosize; + } +} + +static void +drawlogo(Display *dpy, struct lock *lock, int color) +{ + XSetForeground(dpy, lock->gc, lock->colors[color]); + XFillRectangles(dpy, lock->win, lock->gc, lock->rectangles, LENGTH(rectangles)); + XSync(dpy, False); +} + static void readpw(Display *dpy, struct xrandr *rr, struct lock **locks, int nscreens, const char *hash) @@ -190,10 +227,12 @@ readpw(Display *dpy, struct xrandr *rr, struct lock **locks, int nscreens, color = len ? INPUT : ((failure || failonclear) ? FAILED : INIT); if (running && oldc != color) { for (screen = 0; screen < nscreens; screen++) { - XSetWindowBackground(dpy, - locks[screen]->win, - locks[screen]->colors[color]); - XClearWindow(dpy, locks[screen]->win); + if(locks[screen]->bgmap) + XSetWindowBackgroundPixmap(dpy, locks[screen]->win, locks[screen]->bgmap); + else + XSetWindowBackground(dpy, locks[screen]->win, locks[screen]->colors[0]); + //XClearWindow(dpy, locks[screen]->win); + drawlogo(dpy, locks[screen], color); } oldc = color; } @@ -228,6 +267,10 @@ lockscreen(Display *dpy, struct xrandr *rr, int screen) XColor color, dummy; XSetWindowAttributes wa; Cursor invisible; +#ifdef XINERAMA + XineramaScreenInfo *info; + int n; +#endif if (dpy == NULL || screen < 0 || !(lock = malloc(sizeof(struct lock)))) return NULL; @@ -235,27 +278,61 @@ lockscreen(Display *dpy, struct xrandr *rr, int screen) lock->screen = screen; lock->root = RootWindow(dpy, lock->screen); + if(image) + { + lock->bgmap = XCreatePixmap(dpy, lock->root, DisplayWidth(dpy, lock->screen), DisplayHeight(dpy, lock->screen), DefaultDepth(dpy, lock->screen)); + imlib_context_set_image(image); + imlib_context_set_display(dpy); + imlib_context_set_visual(DefaultVisual(dpy, lock->screen)); + imlib_context_set_colormap(DefaultColormap(dpy, lock->screen)); + imlib_context_set_drawable(lock->bgmap); + imlib_render_image_on_drawable(0, 0); + imlib_free_image(); + } for (i = 0; i < NUMCOLS; i++) { XAllocNamedColor(dpy, DefaultColormap(dpy, lock->screen), colorname[i], &color, &dummy); lock->colors[i] = color.pixel; } + lock->x = DisplayWidth(dpy, lock->screen); + lock->y = DisplayHeight(dpy, lock->screen); +#ifdef XINERAMA + if ((info = XineramaQueryScreens(dpy, &n))) { + lock->xoff = info[0].x_org; + lock->yoff = info[0].y_org; + lock->mw = info[0].width; + lock->mh = info[0].height; + } else +#endif + { + lock->xoff = lock->yoff = 0; + lock->mw = lock->x; + lock->mh = lock->y; + } + lock->drawable = XCreatePixmap(dpy, lock->root, + lock->x, lock->y, DefaultDepth(dpy, screen)); + lock->gc = XCreateGC(dpy, lock->root, 0, NULL); + XSetLineAttributes(dpy, lock->gc, 1, LineSolid, CapButt, JoinMiter); + /* init */ wa.override_redirect = 1; - wa.background_pixel = lock->colors[INIT]; + wa.background_pixel = lock->colors[BACKGROUND]; lock->win = XCreateWindow(dpy, lock->root, 0, 0, - DisplayWidth(dpy, lock->screen), - DisplayHeight(dpy, lock->screen), + lock->x, lock->y, 0, DefaultDepth(dpy, lock->screen), CopyFromParent, DefaultVisual(dpy, lock->screen), CWOverrideRedirect | CWBackPixel, &wa); + if(lock->bgmap) + XSetWindowBackgroundPixmap(dpy, lock->win, lock->bgmap); lock->pmap = XCreateBitmapFromData(dpy, lock->win, curs, 8, 8); invisible = XCreatePixmapCursor(dpy, lock->pmap, lock->pmap, &color, &color, 0, 0); XDefineCursor(dpy, lock->win, invisible); + resizerectangles(lock); + /* Try to grab mouse pointer *and* keyboard for 600ms, else fail the lock */ for (i = 0, ptgrab = kbgrab = -1; i < 6; i++) { if (ptgrab != GrabSuccess) { @@ -276,6 +353,7 @@ lockscreen(Display *dpy, struct xrandr *rr, int screen) XRRSelectInput(dpy, lock->win, RRScreenChangeNotifyMask); XSelectInput(dpy, lock->root, SubstructureNotifyMask); + drawlogo(dpy, lock, INIT); return lock; } @@ -355,6 +433,60 @@ main(int argc, char **argv) { if (setuid(duid) < 0) die("slock: setuid: %s\n", strerror(errno)); + /*Create screenshot Image*/ + Screen *scr = ScreenOfDisplay(dpy, DefaultScreen(dpy)); + image = imlib_create_image(scr->width,scr->height); + imlib_context_set_image(image); + imlib_context_set_display(dpy); + imlib_context_set_visual(DefaultVisual(dpy,0)); + imlib_context_set_drawable(RootWindow(dpy,XScreenNumberOfScreen(scr))); + imlib_copy_drawable_to_image(0,0,0,scr->width,scr->height,0,0,1); + +#ifdef BLUR + + /*Blur function*/ + imlib_image_blur(blurRadius); +#endif // BLUR + +#ifdef PIXELATION + /*Pixelation*/ + int width = scr->width; + int height = scr->height; + + for(int y = 0; y < height; y += pixelSize) + { + for(int x = 0; x < width; x += pixelSize) + { + int red = 0; + int green = 0; + int blue = 0; + + Imlib_Color pixel; + Imlib_Color* pp; + pp = &pixel; + for(int j = 0; j < pixelSize && j < height; j++) + { + for(int i = 0; i < pixelSize && i < width; i++) + { + imlib_image_query_pixel(x+i,y+j,pp); + red += pixel.red; + green += pixel.green; + blue += pixel.blue; + } + } + red /= (pixelSize*pixelSize); + green /= (pixelSize*pixelSize); + blue /= (pixelSize*pixelSize); + imlib_context_set_color(red,green,blue,pixel.alpha); + imlib_image_fill_rectangle(x,y,pixelSize,pixelSize); + red = 0; + green = 0; + blue = 0; + } + } + + +#endif /* check for Xrandr support */ rr.active = XRRQueryExtension(dpy, &rr.evbase, &rr.errbase); @@ -391,5 +523,12 @@ main(int argc, char **argv) { /* everything is now blank. Wait for the correct password */ readpw(dpy, &rr, locks, nscreens, hash); + for (nlocks = 0, s = 0; s < nscreens; s++) { + XFreePixmap(dpy, locks[s]->drawable); + XFreeGC(dpy, locks[s]->gc); + } + + XSync(dpy, 0); + XCloseDisplay(dpy); return 0; }