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[xmenu] / xmenu.c
#include <err.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <X11/Xlib.h>
#include <X11/Xutil.h>
#include <X11/Xresource.h>
#include <X11/XKBlib.h>
#include <X11/Xft/Xft.h>
#define PROGNAME "xmenu"
#define ITEMPREV 0
#define ITEMNEXT 1
/* macros */
#define LEN(x) (sizeof (x) / sizeof (x[0]))
#define MAX(x,y) ((x)>(y)?(x):(y))
#define MIN(x,y) ((x)<(y)?(x):(y))
/* color enum */
enum {ColorFG, ColorBG, ColorLast};
/* draw context structure */
struct DC {
XftColor normal[ColorLast];
XftColor selected[ColorLast];
XftColor border;
XftColor separator;
GC gc;
XftFont *font;
};
/* menu geometry structure */
struct Geometry {
int border; /* window border width */
int separator; /* menu separator width */
int itemw, itemh; /* item width and height */
int cursx, cursy; /* cursor position */
int screenw, screenh; /* screen width and height */
};
/* menu item structure */
struct Item {
char *label; /* string to be drawed on menu */
char *output; /* string to be outputed when item is clicked */
int y; /* item y position relative to menu */
int h; /* item height */
size_t labellen; /* strlen(label) */
struct Item *prev; /* previous item */
struct Item *next; /* next item */
struct Menu *submenu; /* submenu spawned by clicking on item */
};
/* menu structure */
struct Menu {
struct Menu *parent; /* parent menu */
struct Item *caller; /* item that spawned the menu */
struct Item *list; /* list of items contained by the menu */
struct Item *selected; /* item currently selected in the menu */
int x, y, w, h; /* menu geometry */
unsigned level; /* menu level relative to root */
Drawable pixmap; /* pixmap to draw the menu on */
XftDraw *draw;
Window win; /* menu window to map on the screen */
};
/* functions declarations */
static void getresources(void);
static void getcolor(const char *s, XftColor *color);
static void setupdc(void);
static void calcgeom(struct Geometry *geom);
static struct Item *allocitem(const char *label, const char *output);
static struct Menu *allocmenu(struct Menu *parent, struct Item *list, unsigned level);
static struct Menu * buildmenutree(unsigned level, const char *label, const char *output);
static struct Menu *parsestdin(void);
static void calcmenu(struct Geometry *geom, struct Menu *menu);
static void grabpointer(void);
static void grabkeyboard(void);
static struct Menu *getmenu(struct Menu *currmenu, Window win);
static struct Item *getitem(struct Menu *menu, int y);
static void mapmenu(struct Menu *currmenu);
static void drawseparator(struct Menu *menu, struct Item *item);
static void drawitem(struct Menu *menu, struct Item *item, XftColor *color);
static void drawmenu(struct Menu *currmenu);
static struct Item *itemcycle(struct Menu *currmenu, int direction);
static void run(struct Menu *currmenu);
static void freemenu(struct Menu *menu);
static void cleanup(void);
static void usage(void);
/* X stuff */
static Display *dpy;
static int screen;
static Visual *visual;
static Window rootwin;
static Colormap colormap;
static struct DC dc;
#include "config.h"
/* xmenu: generate menu from stdin and print selected entry to stdout */
int
main(int argc, char *argv[])
{
struct Menu *rootmenu;
struct Geometry geom;
int ch;
while ((ch = getopt(argc, argv, "")) != -1) {
switch (ch) {
default:
usage();
break;
}
}
argc -= optind;
argv += optind;
if (argc != 0)
usage();
/* open connection to server and set X variables */
if ((dpy = XOpenDisplay(NULL)) == NULL)
errx(1, "cannot open display");
screen = DefaultScreen(dpy);
visual = DefaultVisual(dpy, screen);
rootwin = RootWindow(dpy, screen);
colormap = DefaultColormap(dpy, screen);
/* setup */
getresources();
setupdc();
calcgeom(&geom);
/* generate menus and recalculate them */
rootmenu = parsestdin();
if (rootmenu == NULL)
errx(1, "no menu generated");
calcmenu(&geom, rootmenu);
/* grab mouse and keyboard */
grabpointer();
grabkeyboard();
/* run event loop */
run(rootmenu);
/* freeing stuff */
freemenu(rootmenu);
cleanup();
return 0;
}
/* read xrdb for configuration options */
static void
getresources(void)
{
char *xrm;
long n;
char *type;
XrmDatabase xdb;
XrmValue xval;
XrmInitialize();
if ((xrm = XResourceManagerString(dpy)) == NULL)
return;
xdb = XrmGetStringDatabase(xrm);
if (XrmGetResource(xdb, "xmenu.borderWidth", "*", &type, &xval) == True)
if ((n = strtol(xval.addr, NULL, 10)) > 0)
border_pixels = n;
if (XrmGetResource(xdb, "xmenu.separatorWidth", "*", &type, &xval) == True)
if ((n = strtol(xval.addr, NULL, 10)) > 0)
separator_pixels = n;
if (XrmGetResource(xdb, "xmenu.padding", "*", &type, &xval) == True)
if ((n = strtol(xval.addr, NULL, 10)) > 0)
padding_pixels = n;
if (XrmGetResource(xdb, "xmenu.width", "*", &type, &xval) == True)
if ((n = strtol(xval.addr, NULL, 10)) > 0)
width_pixels = n;
if (XrmGetResource(xdb, "xmenu.background", "*", &type, &xval) == True)
background_color = strdup(xval.addr);
if (XrmGetResource(xdb, "xmenu.foreground", "*", &type, &xval) == True)
foreground_color = strdup(xval.addr);
if (XrmGetResource(xdb, "xmenu.selbackground", "*", &type, &xval) == True)
selbackground_color = strdup(xval.addr);
if (XrmGetResource(xdb, "xmenu.selforeground", "*", &type, &xval) == True)
selforeground_color = strdup(xval.addr);
if (XrmGetResource(xdb, "xmenu.separator", "*", &type, &xval) == True)
separator_color = strdup(xval.addr);
if (XrmGetResource(xdb, "xmenu.border", "*", &type, &xval) == True)
border_color = strdup(xval.addr);
if (XrmGetResource(xdb, "xmenu.font", "*", &type, &xval) == True)
font = strdup(xval.addr);
XrmDestroyDatabase(xdb);
}
/* get color from color string */
static void
getcolor(const char *s, XftColor *color)
{
if(!XftColorAllocName(dpy, visual, colormap, s, color))
errx(1, "cannot allocate color: %s", s);
}
/* init draw context */
static void
setupdc(void)
{
/* get color pixels */
getcolor(background_color, &dc.normal[ColorBG]);
getcolor(foreground_color, &dc.normal[ColorFG]);
getcolor(selbackground_color, &dc.selected[ColorBG]);
getcolor(selforeground_color, &dc.selected[ColorFG]);
getcolor(separator_color, &dc.separator);
getcolor(border_color, &dc.border);
/* try to get font */
if ((dc.font = XftFontOpenName(dpy, screen, font)) == NULL)
errx(1, "cannot load font");
/* create common GC */
dc.gc = XCreateGC(dpy, rootwin, 0, NULL);
}
/* calculate menu and screen geometry */
static void
calcgeom(struct Geometry *geom)
{
Window w1, w2; /* unused variables */
int a, b; /* unused variables */
unsigned mask; /* unused variable */
XQueryPointer(dpy, rootwin, &w1, &w2, &geom->cursx, &geom->cursy, &a, &b, &mask);
geom->screenw = DisplayWidth(dpy, screen);
geom->screenh = DisplayHeight(dpy, screen);
geom->itemh = dc.font->height + padding_pixels * 2;
geom->itemw = width_pixels;
geom->border = border_pixels;
geom->separator = separator_pixels;
}
/* allocate an item */
static struct Item *
allocitem(const char *label, const char *output)
{
struct Item *item;
if ((item = malloc(sizeof *item)) == NULL)
err(1, "malloc");
if (label == NULL) {
item->label = NULL;
item->output = NULL;
} else {
if ((item->label = strdup(label)) == NULL)
err(1, "strdup");
if (label == output) {
item->output = item->label;
} else {
if ((item->output = strdup(output)) == NULL)
err(1, "strdup");
}
}
item->y = 0;
item->h = 0;
if (item->label == NULL)
item->labellen = 0;
else
item->labellen = strlen(item->label);
item->next = NULL;
item->submenu = NULL;
return item;
}
/* allocate a menu */
static struct Menu *
allocmenu(struct Menu *parent, struct Item *list, unsigned level)
{
XSetWindowAttributes swa;
struct Menu *menu;
if ((menu = malloc(sizeof *menu)) == NULL)
err(1, "malloc");
menu->parent = parent;
menu->list = list;
menu->caller = NULL;
menu->selected = NULL;
menu->w = 0; /* calculated by calcmenu() */
menu->h = 0; /* calculated by calcmenu() */
menu->x = 0; /* calculated by calcmenu() */
menu->y = 0; /* calculated by calcmenu() */
menu->level = level;
swa.override_redirect = True;
swa.background_pixel = dc.normal[ColorBG].pixel;
swa.border_pixel = dc.border.pixel;
swa.save_under = True; /* pop-up windows should save_under*/
swa.event_mask = ExposureMask | KeyPressMask | ButtonPressMask | ButtonReleaseMask
| PointerMotionMask | LeaveWindowMask;
menu->win = XCreateWindow(dpy, rootwin, 0, 0, 1, 1, 0,
CopyFromParent, CopyFromParent, CopyFromParent,
CWOverrideRedirect | CWBackPixel |
CWBorderPixel | CWEventMask | CWSaveUnder,
&swa);
return menu;
}
/* build the menu tree */
static struct Menu *
buildmenutree(unsigned level, const char *label, const char *output)
{
static struct Menu *prevmenu = NULL; /* menu the previous item was added to */
static struct Menu *rootmenu = NULL; /* menu to be returned */
struct Item *curritem = NULL; /* item currently being read */
struct Item *item; /* dummy item for loops */
struct Menu *menu; /* dummy menu for loops */
unsigned i;
/* create the item */
curritem = allocitem(label, output);
/* put the item in the menu tree */
if (prevmenu == NULL) { /* there is no menu yet */
menu = allocmenu(NULL, curritem, level);
rootmenu = menu;
prevmenu = menu;
curritem->prev = NULL;
} else if (level < prevmenu->level) { /* item is continuation of a parent menu */
/* go up the menu tree until find the menu this item continues */
for (menu = prevmenu, i = level;
menu != NULL && i != prevmenu->level;
menu = menu->parent, i++)
;
if (menu == NULL)
errx(1, "reached NULL menu");
/* find last item in the new menu */
for (item = menu->list; item->next != NULL; item = item->next)
;
prevmenu = menu;
item->next = curritem;
curritem->prev = item;
} else if (level == prevmenu->level) { /* item is a continuation of current menu */
/* find last item in the previous menu */
for (item = prevmenu->list; item->next != NULL; item = item->next)
;
item->next = curritem;
curritem->prev = item;
} else if (level > prevmenu->level) { /* item begins a new menu */
menu = allocmenu(prevmenu, curritem, level);
/* find last item in the previous menu */
for (item = prevmenu->list; item->next != NULL; item = item->next)
;
prevmenu = menu;
menu->caller = item;
item->submenu = menu;
curritem->prev = NULL;
}
return rootmenu;
}
/* create menus and items from the stdin */
static struct Menu *
parsestdin(void)
{
struct Menu *rootmenu;
char *s, buf[BUFSIZ];
char *label, *output;
unsigned level = 0;
rootmenu = NULL;
while (fgets(buf, BUFSIZ, stdin) != NULL) {
/* get the indentation level */
level = strspn(buf, "\t");
/* get the label */
s = level + buf;
label = strtok(s, "\t\n");
/* get the output */
output = strtok(NULL, "\n");
if (output == NULL) {
output = label;
} else {
while (*output == '\t')
output++;
}
rootmenu = buildmenutree(level, label, output);
}
return rootmenu;
}
/* recursivelly calculate menu geometry and set window hints */
static void
calcmenu(struct Geometry *geom, struct Menu *menu)
{
static XClassHint classh = {PROGNAME, PROGNAME};
XWindowChanges changes;
XSizeHints sizeh;
XGlyphInfo ext;
struct Item *item;
int labelwidth;
int width, height;
/* calculate items positions and menu width and height */
menu->w = geom->itemw;
for (item = menu->list; item != NULL; item = item->next) {
item->y = menu->h;
if (item->label == NULL) /* height for separator item */
item->h = geom->separator;
else
item->h = geom->itemh;
menu->h += item->h;
XftTextExtentsUtf8(dpy, dc.font, (XftChar8 *)item->label,
item->labellen, &ext);
labelwidth = ext.xOff + dc.font->height * 2;
menu->w = MAX(menu->w, labelwidth);
}
/* calculate menu's x and y positions */
width = menu->w + geom->border * 2;
height = menu->h + geom->border * 2;
if (menu->parent == NULL) { /* if root menu, calculate in respect to cursor */
if (geom->screenw - geom->cursx >= menu->w)
menu->x = geom->cursx;
else if (geom->cursx > width)
menu->x = geom->cursx - width;
if (geom->screenh - geom->cursy >= height)
menu->y = geom->cursy;
else if (geom->screenh > height)
menu->y = geom->screenh - height;
} else { /* else, calculate in respect to parent menu */
if (geom->screenw - (menu->parent->x + menu->parent->w + geom->border) >= width)
menu->x = menu->parent->x + menu->parent->w + geom->border;
else if (menu->parent->x > menu->w + geom->border)
menu->x = menu->parent->x - menu->w - geom->border;
if (geom->screenh - (menu->caller->y + menu->parent->y) > height)
menu->y = menu->caller->y + menu->parent->y;
else if (geom->screenh - menu->parent->y > height)
menu->y = menu->parent->y;
else if (geom->screenh > height)
menu->y = geom->screenh - height;
}
/* update menu geometry */
changes.border_width = geom->border;
changes.height = menu->h;
changes.width = menu->w;
changes.x = menu->x;
changes.y = menu->y;
XConfigureWindow(dpy, menu->win, CWBorderWidth | CWWidth | CWHeight | CWX | CWY, &changes);
/* set window manager hints */
sizeh.flags = PMaxSize | PMinSize;
sizeh.min_width = sizeh.max_width = menu->w;
sizeh.min_height = sizeh.max_height = menu->h;
XSetWMProperties(dpy, menu->win, NULL, NULL, NULL, 0, &sizeh,
NULL, &classh);
/* create pixmap and XftDraw */
menu->pixmap = XCreatePixmap(dpy, menu->win, menu->w, menu->h,
DefaultDepth(dpy, screen));
menu->draw = XftDrawCreate(dpy, menu->pixmap, visual, colormap);
/* calculate positions of submenus */
for (item = menu->list; item != NULL; item = item->next) {
if (item->submenu != NULL)
calcmenu(geom, item->submenu);
}
}
/* try to grab pointer, we may have to wait for another process to ungrab */
static void
grabpointer(void)
{
struct timespec ts = { .tv_sec = 0, .tv_nsec = 1000000 };
int i;
for (i = 0; i < 1000; i++) {
if (XGrabPointer(dpy, rootwin, True, ButtonPressMask,
GrabModeAsync, GrabModeAsync, None,
None, CurrentTime) == GrabSuccess)
return;
nanosleep(&ts, NULL);
}
errx(1, "cannot grab keyboard");
}
/* try to grab keyboard, we may have to wait for another process to ungrab */
static void
grabkeyboard(void)
{
struct timespec ts = { .tv_sec = 0, .tv_nsec = 1000000 };
int i;
for (i = 0; i < 1000; i++) {
if (XGrabKeyboard(dpy, rootwin, True, GrabModeAsync,
GrabModeAsync, CurrentTime) == GrabSuccess)
return;
nanosleep(&ts, NULL);
}
errx(1, "cannot grab keyboard");
}
/* get menu of given window */
static struct Menu *
getmenu(struct Menu *currmenu, Window win)
{
struct Menu *menu;
for (menu = currmenu; menu != NULL; menu = menu->parent)
if (menu->win == win)
return menu;
return NULL;
}
/* get item of given menu and position */
static struct Item *
getitem(struct Menu *menu, int y)
{
struct Item *item;
if (menu == NULL)
return NULL;
for (item = menu->list; item != NULL; item = item->next)
if (y >= item->y && y <= item->y + item->h)
return item;
return NULL;
}
/* umap previous menus and map current menu and its parents */
static void
mapmenu(struct Menu *currmenu)
{
static struct Menu *prevmenu = NULL;
struct Menu *menu, *menu_;
struct Menu *lcamenu; /* lowest common ancestor menu */
unsigned minlevel; /* level of the closest to root menu */
unsigned maxlevel; /* level of the closest to root menu */
/* do not remap current menu if it wasn't updated*/
if (prevmenu == currmenu)
return;
/* if this is the first time mapping, skip calculations */
if (prevmenu == NULL) {
XMapWindow(dpy, currmenu->win);
prevmenu = currmenu;
return;
}
/* find lowest common ancestor menu */
minlevel = MIN(currmenu->level, prevmenu->level);
maxlevel = MAX(currmenu->level, prevmenu->level);
if (currmenu->level == maxlevel) {
menu = currmenu;
menu_ = prevmenu;
} else {
menu = prevmenu;
menu_ = currmenu;
}
while (menu->level > minlevel)
menu = menu->parent;
while (menu != menu_) {
menu = menu->parent;
menu_ = menu_->parent;
}
lcamenu = menu;
/* unmap menus from currmenu (inclusive) until lcamenu (exclusive) */
for (menu = prevmenu; menu != lcamenu; menu = menu->parent) {
menu->selected = NULL;
XUnmapWindow(dpy, menu->win);
}
/* map menus from currmenu (inclusive) until lcamenu (exclusive) */
for (menu = currmenu; menu != lcamenu; menu = menu->parent) {
XMapWindow(dpy, menu->win);
}
prevmenu = currmenu;
}
/* draw separator item */
static void
drawseparator(struct Menu *menu, struct Item *item)
{
int y;
y = item->y + item->h/2;
XSetForeground(dpy, dc.gc, dc.separator.pixel);
XDrawLine(dpy, menu->pixmap, dc.gc, 0, y, menu->w, y);
}
/* draw regular item */
static void
drawitem(struct Menu *menu, struct Item *item, XftColor *color)
{
int x, y;
x = dc.font->height;
y = item->y + item->h/2 + dc.font->ascent/2 - 1;
XSetForeground(dpy, dc.gc, color[ColorFG].pixel);
XftDrawStringUtf8(menu->draw, &color[ColorFG], dc.font,
x, y, item->label, item->labellen);
/* draw triangle, if item contains a submenu */
if (item->submenu != NULL) {
x = menu->w - dc.font->height/2 - triangle_width/2;
y = item->y + item->h/2 - triangle_height/2 - 1;
XPoint triangle[] = {
{x, y},
{x + triangle_width, y + triangle_height/2},
{x, y + triangle_height},
{x, y}
};
XFillPolygon(dpy, menu->pixmap, dc.gc, triangle, LEN(triangle),
Convex, CoordModeOrigin);
}
}
/* draw items of the current menu and of its ancestors */
static void
drawmenu(struct Menu *currmenu)
{
struct Menu *menu;
struct Item *item;
for (menu = currmenu; menu != NULL; menu = menu->parent) {
for (item = menu->list; item != NULL; item = item->next) {
XftColor *color;
/* determine item color */
if (item == menu->selected && item->label != NULL)
color = dc.selected;
else
color = dc.normal;
/* draw item box */
XSetForeground(dpy, dc.gc, color[ColorBG].pixel);
XFillRectangle(dpy, menu->pixmap, dc.gc, 0, item->y,
menu->w, item->h);
if (item->label == NULL) /* item is a separator */
drawseparator(menu, item);
else /* item is a regular item */
drawitem(menu, item, color);
}
XCopyArea(dpy, menu->pixmap, menu->win, dc.gc, 0, 0,
menu->w, menu->h, 0, 0);
}
}
/* cycle through the items; non-zero direction is next, zero is prev */
static struct Item *
itemcycle(struct Menu *currmenu, int direction)
{
struct Item *item;
struct Item *lastitem;
item = NULL;
if (direction == ITEMNEXT) {
if (currmenu->selected == NULL)
item = currmenu->list;
else if (currmenu->selected->next != NULL)
item = currmenu->selected->next;
while (item != NULL && item->label == NULL)
item = item->next;
if (item == NULL)
item = currmenu->list;
} else {
for (lastitem = currmenu->list;
lastitem != NULL && lastitem->next != NULL;
lastitem = lastitem->next)
;
if (currmenu->selected == NULL)
item = lastitem;
else if (currmenu->selected->prev != NULL)
item = currmenu->selected->prev;
while (item != NULL && item->label == NULL)
item = item->prev;
if (item == NULL)
item = lastitem;
}
return item;
}
/* run event loop */
static void
run(struct Menu *currmenu)
{
struct Menu *menu;
struct Item *item;
struct Item *previtem = NULL;
KeySym ksym;
XEvent ev;
mapmenu(currmenu);
while (!XNextEvent(dpy, &ev)) {
switch(ev.type) {
case Expose:
if (ev.xexpose.count == 0)
drawmenu(currmenu);
break;
case MotionNotify:
menu = getmenu(currmenu, ev.xbutton.window);
item = getitem(menu, ev.xbutton.y);
if (menu == NULL || item == NULL || previtem == item)
break;
previtem = item;
menu->selected = item;
if (item->submenu != NULL) {
currmenu = item->submenu;
currmenu->selected = NULL;
} else {
currmenu = menu;
}
mapmenu(currmenu);
drawmenu(currmenu);
break;
case ButtonRelease:
menu = getmenu(currmenu, ev.xbutton.window);
item = getitem(menu, ev.xbutton.y);
if (menu == NULL || item == NULL)
break;
selectitem:
if (item->label == NULL)
break; /* ignore separators */
if (item->submenu != NULL) {
currmenu = item->submenu;
} else {
printf("%s\n", item->output);
return;
}
mapmenu(currmenu);
currmenu->selected = currmenu->list;
drawmenu(currmenu);
break;
case ButtonPress:
menu = getmenu(currmenu, ev.xbutton.window);
if (menu == NULL)
return;
break;
case KeyPress:
ksym = XkbKeycodeToKeysym(dpy, ev.xkey.keycode, 0, 0);
/* esc closes xmenu when current menu is the root menu */
if (ksym == XK_Escape && currmenu->parent == NULL)
return;
/* Shift-Tab = ISO_Left_Tab */
if (ksym == XK_Tab && (ev.xkey.state & ShiftMask))
ksym = XK_ISO_Left_Tab;
/* cycle through menu */
item = NULL;
if (ksym == XK_ISO_Left_Tab || ksym == XK_Up) {
item = itemcycle(currmenu, ITEMPREV);
} else if (ksym == XK_Tab || ksym == XK_Down) {
item = itemcycle(currmenu, ITEMNEXT);
} else if ((ksym == XK_Return || ksym == XK_Right) &&
currmenu->selected != NULL) {
item = currmenu->selected;
goto selectitem;
} else if ((ksym == XK_Escape || ksym == XK_Left) &&
currmenu->parent != NULL) {
item = currmenu->parent->selected;
currmenu = currmenu->parent;
mapmenu(currmenu);
} else
break;
currmenu->selected = item;
drawmenu(currmenu);
break;
case LeaveNotify:
previtem = NULL;
currmenu->selected = NULL;
drawmenu(currmenu);
break;
}
}
}
/* recursivelly free pixmaps and destroy windows */
static void
freemenu(struct Menu *menu)
{
struct Item *item;
struct Item *tmp;
item = menu->list;
while (item != NULL) {
if (item->submenu != NULL)
freemenu(item->submenu);
tmp = item;
item = item->next;
if (tmp->label != tmp->output)
free(tmp->label);
free(tmp->output);
free(tmp);
}
XFreePixmap(dpy, menu->pixmap);
XftDrawDestroy(menu->draw);
XDestroyWindow(dpy, menu->win);
free(menu);
}
/* cleanup and exit */
static void
cleanup(void)
{
XUngrabPointer(dpy, CurrentTime);
XUngrabKeyboard(dpy, CurrentTime);
XftColorFree(dpy, visual, colormap, &dc.normal[ColorBG]);
XftColorFree(dpy, visual, colormap, &dc.normal[ColorFG]);
XftColorFree(dpy, visual, colormap, &dc.selected[ColorBG]);
XftColorFree(dpy, visual, colormap, &dc.selected[ColorFG]);
XftColorFree(dpy, visual, colormap, &dc.separator);
XftColorFree(dpy, visual, colormap, &dc.border);
XFreeGC(dpy, dc.gc);
XCloseDisplay(dpy);
}
/* show usage */
static void
usage(void)
{
(void)fprintf(stderr, "usage: xmenu\n");
exit(1);
}
Personal fork of a simple menu utility for X.