dmenu

my fork of dmenu
Index Commits Files Refs README LICENSE
commit cf0fb79cd8303f6d1089b7e919add4b0fc8d9069
parent 03cb1ec55abebb6355858f582d68e33dabcfe6f5
Author: Hiltjo Posthuma <hiltjo@codemadness.org>
Date:   Sun, 27 Sep 2015 23:57:39 +0200

dmenu: style improvements

- move main to bottom, usage above main.
- dont use variable names with function prototypes.
- space before if, for, while, etc: 'if(' -> 'if ('.

this makes the code-style more consistent

Diffstat:
Mdmenu.c | 417++++++++++++++++++++++++++++++++++++++++---------------------------------------
1 file changed, 213 insertions(+), 204 deletions(-)
diff --git a/dmenu.c b/dmenu.c
@@ -35,16 +35,16 @@ struct Item {
     bool out;
 };
 
-static void appenditem(Item *item, Item **list, Item **last);
+static void appenditem(Item *, Item **, Item **);
 static void calcoffsets(void);
-static char *cistrstr(const char *s, const char *sub);
+static char *cistrstr(const char *, const char *);
 static void cleanup(void);
 static void drawmenu(void);
 static void grabkeyboard(void);
-static void insert(const char *str, ssize_t n);
-static void keypress(XKeyEvent *ev);
+static void insert(const char *, ssize_t);
+static void keypress(XKeyEvent *);
 static void match(void);
-static size_t nextrune(int inc);
+static size_t nextrune(int);
 static void paste(void);
 static void readstdin(void);
 static void run(void);
@@ -53,100 +53,31 @@ static void usage(void);
 
 static char text[BUFSIZ] = "";
 static int bh, mw, mh;
+static int sw, sh; /* X display screen geometry width, height */
 static int inputw, promptw;
-static size_t cursor = 0;
-static Atom clip, utf8;
+static size_t cursor;
 static Item *items = NULL;
 static Item *matches, *matchend;
 static Item *prev, *curr, *next, *sel;
-static Window win;
+static int mon = -1, screen;
+
+static Atom clip, utf8;
+static Display *dpy;
+static Window root, win;
 static XIC xic;
-static int mon = -1;
 
 static ClrScheme scheme[SchemeLast];
-static Display *dpy;
-static int screen;
-static Window root;
 static Drw *drw;
-static int sw, sh; /* X display screen geometry width, height */
 
 #include "config.h"
 
 static int (*fstrncmp)(const char *, const char *, size_t) = strncmp;
 static char *(*fstrstr)(const char *, const char *) = strstr;
 
-int
-main(int argc, char *argv[]) {
-    bool fast = false;
-    int i;
-
-    for(i = 1; i < argc; i++)
-        /* these options take no arguments */
-        if(!strcmp(argv[i], "-v")) {      /* prints version information */
-            puts("dmenu-"VERSION", © 2006-2015 dmenu engineers, see LICENSE for details");
-            exit(0);
-        }
-        else if(!strcmp(argv[i], "-b"))   /* appears at the bottom of the screen */
-            topbar = false;
-        else if(!strcmp(argv[i], "-f"))   /* grabs keyboard before reading stdin */
-            fast = true;
-        else if(!strcmp(argv[i], "-i")) { /* case-insensitive item matching */
-            fstrncmp = strncasecmp;
-            fstrstr = cistrstr;
-        }
-        else if(i+1 == argc)
-            usage();
-        /* these options take one argument */
-        else if(!strcmp(argv[i], "-l"))   /* number of lines in vertical list */
-            lines = atoi(argv[++i]);
-        else if(!strcmp(argv[i], "-m"))
-            mon = atoi(argv[++i]);
-        else if(!strcmp(argv[i], "-p"))   /* adds prompt to left of input field */
-            prompt = argv[++i];
-        else if(!strcmp(argv[i], "-fn"))  /* font or font set */
-            fonts[0] = argv[++i];
-        else if(!strcmp(argv[i], "-nb"))  /* normal background color */
-            normbgcolor = argv[++i];
-        else if(!strcmp(argv[i], "-nf"))  /* normal foreground color */
-            normfgcolor = argv[++i];
-        else if(!strcmp(argv[i], "-sb"))  /* selected background color */
-            selbgcolor = argv[++i];
-        else if(!strcmp(argv[i], "-sf"))  /* selected foreground color */
-            selfgcolor = argv[++i];
-        else
-            usage();
-
-    if(!setlocale(LC_CTYPE, "") || !XSupportsLocale())
-        fputs("warning: no locale support\n", stderr);
-    if(!(dpy = XOpenDisplay(NULL)))
-        die("dmenu: cannot open display\n");
-    screen = DefaultScreen(dpy);
-    root = RootWindow(dpy, screen);
-    sw = DisplayWidth(dpy, screen);
-    sh = DisplayHeight(dpy, screen);
-    drw = drw_create(dpy, screen, root, sw, sh);
-    drw_load_fonts(drw, fonts, LENGTH(fonts));
-    if(!drw->fontcount)
-        die("No fonts could be loaded.\n");
-    drw_setscheme(drw, &scheme[SchemeNorm]);
-
-    if(fast) {
-        grabkeyboard();
-        readstdin();
-    }
-    else {
-        readstdin();
-        grabkeyboard();
-    }
-    setup();
-    run();
-
-    return 1; /* unreachable */
-}
-
-void
-appenditem(Item *item, Item **list, Item **last) {
-    if(*last)
+static void
+appenditem(Item *item, Item **list, Item **last)
+{
+    if (*last)
         (*last)->right = item;
     else
         *list = item;
@@ -156,25 +87,27 @@ appenditem(Item *item, Item **list, Item **last) {
     *last = item;
 }
 
-void
-calcoffsets(void) {
+static void
+calcoffsets(void)
+{
     int i, n;
 
-    if(lines > 0)
+    if (lines > 0)
         n = lines * bh;
     else
         n = mw - (promptw + inputw + TEXTW("<") + TEXTW(">"));
     /* calculate which items will begin the next page and previous page */
-    for(i = 0, next = curr; next; next = next->right)
-        if((i += (lines > 0) ? bh : MIN(TEXTW(next->text), n)) > n)
+    for (i = 0, next = curr; next; next = next->right)
+        if ((i += (lines > 0) ? bh : MIN(TEXTW(next->text), n)) > n)
             break;
-    for(i = 0, prev = curr; prev && prev->left; prev = prev->left)
-        if((i += (lines > 0) ? bh : MIN(TEXTW(prev->left->text), n)) > n)
+    for (i = 0, prev = curr; prev && prev->left; prev = prev->left)
+        if ((i += (lines > 0) ? bh : MIN(TEXTW(prev->left->text), n)) > n)
             break;
 }
 
-void
-cleanup(void) {
+static void
+cleanup(void)
+{
     XUngrabKey(dpy, AnyKey, AnyModifier, root);
     drw_clr_free(scheme[SchemeNorm].bg);
     drw_clr_free(scheme[SchemeNorm].fg);
@@ -187,18 +120,20 @@ cleanup(void) {
     XCloseDisplay(dpy);
 }
 
-char *
-cistrstr(const char *s, const char *sub) {
+static char *
+cistrstr(const char *s, const char *sub)
+{
     size_t len;
 
-    for(len = strlen(sub); *s; s++)
-        if(!strncasecmp(s, sub, len))
+    for (len = strlen(sub); *s; s++)
+        if (!strncasecmp(s, sub, len))
             return (char *)s;
     return NULL;
 }
 
-void
-drawmenu(void) {
+static void
+drawmenu(void)
+{
     int curpos;
     Item *item;
     int x = 0, y = 0, h = bh, w;
@@ -206,7 +141,7 @@ drawmenu(void) {
     drw_setscheme(drw, &scheme[SchemeNorm]);
     drw_rect(drw, 0, 0, mw, mh, 1, 1, 1);
 
-    if(prompt && *prompt) {
+    if (prompt && *prompt) {
         drw_setscheme(drw, &scheme[SchemeSel]);
         drw_text(drw, x, 0, promptw, bh, prompt, 0);
         x += promptw;
@@ -216,41 +151,40 @@ drawmenu(void) {
     drw_setscheme(drw, &scheme[SchemeNorm]);
     drw_text(drw, x, 0, w, bh, text, 0);
 
-    if((curpos = TEXTNW(text, cursor) + bh/2 - 2) < w) {
+    if ((curpos = TEXTNW(text, cursor) + bh / 2 - 2) < w) {
         drw_setscheme(drw, &scheme[SchemeNorm]);
         drw_rect(drw, x + curpos + 2, 2, 1, bh - 4, 1, 1, 0);
     }
 
-    if(lines > 0) {
+    if (lines > 0) {
         /* draw vertical list */
         w = mw - x;
-        for(item = curr; item != next; item = item->right) {
+        for (item = curr; item != next; item = item->right) {
             y += h;
-            if(item == sel)
+            if (item == sel)
                 drw_setscheme(drw, &scheme[SchemeSel]);
-            else if(item->out)
+            else if (item->out)
                 drw_setscheme(drw, &scheme[SchemeOut]);
             else
                 drw_setscheme(drw, &scheme[SchemeNorm]);
 
             drw_text(drw, x, y, w, bh, item->text, 0);
         }
-    }
-    else if(matches) {
+    } else if (matches) {
         /* draw horizontal list */
         x += inputw;
         w = TEXTW("<");
-        if(curr->left) {
+        if (curr->left) {
             drw_setscheme(drw, &scheme[SchemeNorm]);
             drw_text(drw, x, 0, w, bh, "<", 0);
         }
-        for(item = curr; item != next; item = item->right) {
+        for (item = curr; item != next; item = item->right) {
             x += w;
             w = MIN(TEXTW(item->text), mw - x - TEXTW(">"));
 
-            if(item == sel)
+            if (item == sel)
                 drw_setscheme(drw, &scheme[SchemeSel]);
-            else if(item->out)
+            else if (item->out)
                 drw_setscheme(drw, &scheme[SchemeOut]);
             else
                 drw_setscheme(drw, &scheme[SchemeNorm]);
@@ -258,7 +192,7 @@ drawmenu(void) {
         }
         w = TEXTW(">");
         x = mw - w;
-        if(next) {
+        if (next) {
             drw_setscheme(drw, &scheme[SchemeNorm]);
             drw_text(drw, x, 0, w, bh, ">", 0);
         }
@@ -266,13 +200,14 @@ drawmenu(void) {
     drw_map(drw, win, 0, 0, mw, mh);
 }
 
-void
-grabkeyboard(void) {
+static void
+grabkeyboard(void)
+{
     int i;
 
     /* try to grab keyboard, we may have to wait for another process to ungrab */
-    for(i = 0; i < 1000; i++) {
-        if(XGrabKeyboard(dpy, DefaultRootWindow(dpy), True,
+    for (i = 0; i < 1000; i++) {
+        if (XGrabKeyboard(dpy, DefaultRootWindow(dpy), True,
                          GrabModeAsync, GrabModeAsync, CurrentTime) == GrabSuccess)
             return;
         usleep(1000);
@@ -280,29 +215,31 @@ grabkeyboard(void) {
     die("cannot grab keyboard\n");
 }
 
-void
-insert(const char *str, ssize_t n) {
-    if(strlen(text) + n > sizeof text - 1)
+static void
+insert(const char *str, ssize_t n)
+{
+    if (strlen(text) + n > sizeof text - 1)
         return;
     /* move existing text out of the way, insert new text, and update cursor */
     memmove(&text[cursor + n], &text[cursor], sizeof text - cursor - MAX(n, 0));
-    if(n > 0)
+    if (n > 0)
         memcpy(&text[cursor], str, n);
     cursor += n;
     match();
 }
 
-void
-keypress(XKeyEvent *ev) {
+static void
+keypress(XKeyEvent *ev)
+{
     char buf[32];
     int len;
     KeySym ksym = NoSymbol;
     Status status;
 
     len = XmbLookupString(xic, ev, buf, sizeof buf, &ksym, &status);
-    if(status == XBufferOverflow)
+    if (status == XBufferOverflow)
         return;
-    if(ev->state & ControlMask)
+    if (ev->state & ControlMask)
         switch(ksym) {
         case XK_a: ksym = XK_Home;      break;
         case XK_b: ksym = XK_Left;      break;
@@ -328,9 +265,9 @@ keypress(XKeyEvent *ev) {
             insert(NULL, 0 - cursor);
             break;
         case XK_w: /* delete word */
-            while(cursor > 0 && text[nextrune(-1)] == ' ')
+            while (cursor > 0 && text[nextrune(-1)] == ' ')
                 insert(NULL, nextrune(-1) - cursor);
-            while(cursor > 0 && text[nextrune(-1)] != ' ')
+            while (cursor > 0 && text[nextrune(-1)] != ' ')
                 insert(NULL, nextrune(-1) - cursor);
             break;
         case XK_y: /* paste selection */
@@ -346,7 +283,7 @@ keypress(XKeyEvent *ev) {
         default:
             return;
         }
-    else if(ev->state & Mod1Mask)
+    else if (ev->state & Mod1Mask)
         switch(ksym) {
         case XK_g: ksym = XK_Home;  break;
         case XK_G: ksym = XK_End;   break;
@@ -359,31 +296,31 @@ keypress(XKeyEvent *ev) {
         }
     switch(ksym) {
     default:
-        if(!iscntrl(*buf))
+        if (!iscntrl(*buf))
             insert(buf, len);
         break;
     case XK_Delete:
-        if(text[cursor] == '\0')
+        if (text[cursor] == '\0')
             return;
         cursor = nextrune(+1);
         /* fallthrough */
     case XK_BackSpace:
-        if(cursor == 0)
+        if (cursor == 0)
             return;
         insert(NULL, nextrune(-1) - cursor);
         break;
     case XK_End:
-        if(text[cursor] != '\0') {
+        if (text[cursor] != '\0') {
             cursor = strlen(text);
             break;
         }
-        if(next) {
+        if (next) {
             /* jump to end of list and position items in reverse */
             curr = matchend;
             calcoffsets();
             curr = prev;
             calcoffsets();
-            while(next && (curr = curr->right))
+            while (next && (curr = curr->right))
                 calcoffsets();
         }
         sel = matchend;
@@ -392,7 +329,7 @@ keypress(XKeyEvent *ev) {
         cleanup();
         exit(1);
     case XK_Home:
-        if(sel == matches) {
+        if (sel == matches) {
             cursor = 0;
             break;
         }
@@ -400,27 +337,27 @@ keypress(XKeyEvent *ev) {
         calcoffsets();
         break;
     case XK_Left:
-        if(cursor > 0 && (!sel || !sel->left || lines > 0)) {
+        if (cursor > 0 && (!sel || !sel->left || lines > 0)) {
             cursor = nextrune(-1);
             break;
         }
-        if(lines > 0)
+        if (lines > 0)
             return;
         /* fallthrough */
     case XK_Up:
-        if(sel && sel->left && (sel = sel->left)->right == curr) {
+        if (sel && sel->left && (sel = sel->left)->right == curr) {
             curr = prev;
             calcoffsets();
         }
         break;
     case XK_Next:
-        if(!next)
+        if (!next)
             return;
         sel = curr = next;
         calcoffsets();
         break;
     case XK_Prior:
-        if(!prev)
+        if (!prev)
             return;
         sel = curr = prev;
         calcoffsets();
@@ -428,29 +365,29 @@ keypress(XKeyEvent *ev) {
     case XK_Return:
     case XK_KP_Enter:
         puts((sel && !(ev->state & ShiftMask)) ? sel->text : text);
-        if(!(ev->state & ControlMask)) {
+        if (!(ev->state & ControlMask)) {
             cleanup();
             exit(0);
         }
-        if(sel)
+        if (sel)
             sel->out = true;
         break;
     case XK_Right:
-        if(text[cursor] != '\0') {
+        if (text[cursor] != '\0') {
             cursor = nextrune(+1);
             break;
         }
-        if(lines > 0)
+        if (lines > 0)
             return;
         /* fallthrough */
     case XK_Down:
-        if(sel && sel->right && (sel = sel->right) == next) {
+        if (sel && sel->right && (sel = sel->right) == next) {
             curr = next;
             calcoffsets();
         }
         break;
     case XK_Tab:
-        if(!sel)
+        if (!sel)
             return;
         strncpy(text, sel->text, sizeof text - 1);
         text[sizeof text - 1] = '\0';
@@ -461,8 +398,9 @@ keypress(XKeyEvent *ev) {
     drawmenu();
 }
 
-void
-match(void) {
+static void
+match(void)
+{
     static char **tokv = NULL;
     static int tokn = 0;
 
@@ -473,41 +411,39 @@ match(void) {
 
     strcpy(buf, text);
     /* separate input text into tokens to be matched individually */
-    for(s = strtok(buf, " "); s; tokv[tokc-1] = s, s = strtok(NULL, " "))
-        if(++tokc > tokn && !(tokv = realloc(tokv, ++tokn * sizeof *tokv)))
+    for (s = strtok(buf, " "); s; tokv[tokc - 1] = s, s = strtok(NULL, " "))
+        if (++tokc > tokn && !(tokv = realloc(tokv, ++tokn * sizeof *tokv)))
             die("cannot realloc %u bytes\n", tokn * sizeof *tokv);
     len = tokc ? strlen(tokv[0]) : 0;
 
     matches = lprefix = lsubstr = matchend = prefixend = substrend = NULL;
-    for(item = items; item && item->text; item++) {
-        for(i = 0; i < tokc; i++)
-            if(!fstrstr(item->text, tokv[i]))
+    for (item = items; item && item->text; item++) {
+        for (i = 0; i < tokc; i++)
+            if (!fstrstr(item->text, tokv[i]))
                 break;
-        if(i != tokc) /* not all tokens match */
+        if (i != tokc) /* not all tokens match */
             continue;
         /* exact matches go first, then prefixes, then substrings */
-        if(!tokc || !fstrncmp(tokv[0], item->text, len+1))
+        if (!tokc || !fstrncmp(tokv[0], item->text, len + 1))
             appenditem(item, &matches, &matchend);
-        else if(!fstrncmp(tokv[0], item->text, len))
+        else if (!fstrncmp(tokv[0], item->text, len))
             appenditem(item, &lprefix, &prefixend);
         else
             appenditem(item, &lsubstr, &substrend);
     }
-    if(lprefix) {
-        if(matches) {
+    if (lprefix) {
+        if (matches) {
             matchend->right = lprefix;
             lprefix->left = matchend;
-        }
-        else
+        } else
             matches = lprefix;
         matchend = prefixend;
     }
-    if(lsubstr) {
-        if(matches) {
+    if (lsubstr) {
+        if (matches) {
             matchend->right = lsubstr;
             lsubstr->left = matchend;
-        }
-        else
+        } else
             matches = lsubstr;
         matchend = substrend;
     }
@@ -515,17 +451,20 @@ match(void) {
     calcoffsets();
 }
 
-size_t
-nextrune(int inc) {
+static size_t
+nextrune(int inc)
+{
     ssize_t n;
 
     /* return location of next utf8 rune in the given direction (+1 or -1) */
-    for(n = cursor + inc; n + inc >= 0 && (text[n] & 0xc0) == 0x80; n += inc);
+    for (n = cursor + inc; n + inc >= 0 && (text[n] & 0xc0) == 0x80; n += inc)
+        ;
     return n;
 }
 
-void
-paste(void) {
+static void
+paste(void)
+{
     char *p, *q;
     int di;
     unsigned long dl;
@@ -534,64 +473,67 @@ paste(void) {
     /* we have been given the current selection, now insert it into input */
     XGetWindowProperty(dpy, win, utf8, 0, (sizeof text / 4) + 1, False,
                        utf8, &da, &di, &dl, &dl, (unsigned char **)&p);
-    insert(p, (q = strchr(p, '\n')) ? q-p : (ssize_t)strlen(p));
+    insert(p, (q = strchr(p, '\n')) ? q - p : (ssize_t)strlen(p));
     XFree(p);
     drawmenu();
 }
 
-void
-readstdin(void) {
+static void
+readstdin(void)
+{
     char buf[sizeof text], *p, *maxstr = NULL;
     size_t i, max = 0, size = 0;
 
     /* read each line from stdin and add it to the item list */
-    for(i = 0; fgets(buf, sizeof buf, stdin); i++) {
-        if(i+1 >= size / sizeof *items)
-            if(!(items = realloc(items, (size += BUFSIZ))))
+    for (i = 0; fgets(buf, sizeof buf, stdin); i++) {
+        if (i + 1 >= size / sizeof *items)
+            if (!(items = realloc(items, (size += BUFSIZ))))
                 die("cannot realloc %u bytes:", size);
-        if((p = strchr(buf, '\n')))
+        if ((p = strchr(buf, '\n')))
             *p = '\0';
-        if(!(items[i].text = strdup(buf)))
-            die("cannot strdup %u bytes:", strlen(buf)+1);
+        if (!(items[i].text = strdup(buf)))
+            die("cannot strdup %u bytes:", strlen(buf) + 1);
         items[i].out = false;
-        if(strlen(items[i].text) > max)
+        if (strlen(items[i].text) > max)
             max = strlen(maxstr = items[i].text);
     }
-    if(items)
+    if (items)
         items[i].text = NULL;
     inputw = maxstr ? TEXTW(maxstr) : 0;
     lines = MIN(lines, i);
 }
 
-void
-run(void) {
+static void
+run(void)
+{
     XEvent ev;
 
-    while(!XNextEvent(dpy, &ev)) {
-        if(XFilterEvent(&ev, win))
+    while (!XNextEvent(dpy, &ev)) {
+        if (XFilterEvent(&ev, win))
             continue;
         switch(ev.type) {
         case Expose:
-            if(ev.xexpose.count == 0)
+            if (ev.xexpose.count == 0)
                 drw_map(drw, win, 0, 0, mw, mh);
             break;
         case KeyPress:
             keypress(&ev.xkey);
             break;
         case SelectionNotify:
-            if(ev.xselection.property == utf8)
+            if (ev.xselection.property == utf8)
                 paste();
             break;
         case VisibilityNotify:
-            if(ev.xvisibility.state != VisibilityUnobscured)
+            if (ev.xvisibility.state != VisibilityUnobscured)
                 XRaiseWindow(dpy, win);
             break;
         }
     }
 }
 
-void
-setup(void) {
+static void
+setup(void)
+{
     int x, y;
     XSetWindowAttributes swa;
     XIM xim;
@@ -619,36 +561,35 @@ setup(void) {
     lines = MAX(lines, 0);
     mh = (lines + 1) * bh;
 #ifdef XINERAMA
-    if((info = XineramaQueryScreens(dpy, &n))) {
+    if ((info = XineramaQueryScreens(dpy, &n))) {
         XGetInputFocus(dpy, &w, &di);
-        if(mon != -1 && mon < n)
+        if (mon != -1 && mon < n)
             i = mon;
-        if(!i && w != root && w != PointerRoot && w != None) {
+        if (!i && w != root && w != PointerRoot && w != None) {
             /* find top-level window containing current input focus */
             do {
-                if(XQueryTree(dpy, (pw = w), &dw, &w, &dws, &du) && dws)
+                if (XQueryTree(dpy, (pw = w), &dw, &w, &dws, &du) && dws)
                     XFree(dws);
-            } while(w != root && w != pw);
+            } while (w != root && w != pw);
             /* find xinerama screen with which the window intersects most */
-            if(XGetWindowAttributes(dpy, pw, &wa))
-                for(j = 0; j < n; j++)
-                    if((a = INTERSECT(wa.x, wa.y, wa.width, wa.height, info[j])) > area) {
+            if (XGetWindowAttributes(dpy, pw, &wa))
+                for (j = 0; j < n; j++)
+                    if ((a = INTERSECT(wa.x, wa.y, wa.width, wa.height, info[j])) > area) {
                         area = a;
                         i = j;
                     }
         }
         /* no focused window is on screen, so use pointer location instead */
-        if(mon == -1 && !area && XQueryPointer(dpy, root, &dw, &dw, &x, &y, &di, &di, &du))
-            for(i = 0; i < n; i++)
-                if(INTERSECT(x, y, 1, 1, info[i]))
+        if (mon == -1 && !area && XQueryPointer(dpy, root, &dw, &dw, &x, &y, &di, &di, &du))
+            for (i = 0; i < n; i++)
+                if (INTERSECT(x, y, 1, 1, info[i]))
                     break;
 
         x = info[i].x_org;
         y = info[i].y_org + (topbar ? 0 : info[i].height - mh);
         mw = info[i].width;
         XFree(info);
-    }
-    else
+    } else
 #endif
     {
         x = 0;
@@ -678,9 +619,77 @@ setup(void) {
     drawmenu();
 }
 
-void
-usage(void) {
+static void
+usage(void)
+{
     fputs("usage: dmenu [-b] [-f] [-i] [-l lines] [-p prompt] [-fn font] [-m monitor]\n"
           "             [-nb color] [-nf color] [-sb color] [-sf color] [-v]\n", stderr);
     exit(1);
 }
+
+int
+main(int argc, char *argv[])
+{
+    bool fast = false;
+    int i;
+
+    for (i = 1; i < argc; i++)
+        /* these options take no arguments */
+        if (!strcmp(argv[i], "-v")) {      /* prints version information */
+            puts("dmenu-"VERSION);
+            exit(0);
+        } else if (!strcmp(argv[i], "-b"))   /* appears at the bottom of the screen */
+            topbar = false;
+        else if (!strcmp(argv[i], "-f"))   /* grabs keyboard before reading stdin */
+            fast = true;
+        else if (!strcmp(argv[i], "-i")) { /* case-insensitive item matching */
+            fstrncmp = strncasecmp;
+            fstrstr = cistrstr;
+        } else if (i + 1 == argc)
+            usage();
+        /* these options take one argument */
+        else if (!strcmp(argv[i], "-l"))   /* number of lines in vertical list */
+            lines = atoi(argv[++i]);
+        else if (!strcmp(argv[i], "-m"))
+            mon = atoi(argv[++i]);
+        else if (!strcmp(argv[i], "-p"))   /* adds prompt to left of input field */
+            prompt = argv[++i];
+        else if (!strcmp(argv[i], "-fn"))  /* font or font set */
+            fonts[0] = argv[++i];
+        else if (!strcmp(argv[i], "-nb"))  /* normal background color */
+            normbgcolor = argv[++i];
+        else if (!strcmp(argv[i], "-nf"))  /* normal foreground color */
+            normfgcolor = argv[++i];
+        else if (!strcmp(argv[i], "-sb"))  /* selected background color */
+            selbgcolor = argv[++i];
+        else if (!strcmp(argv[i], "-sf"))  /* selected foreground color */
+            selfgcolor = argv[++i];
+        else
+            usage();
+
+    if (!setlocale(LC_CTYPE, "") || !XSupportsLocale())
+        fputs("warning: no locale support\n", stderr);
+    if (!(dpy = XOpenDisplay(NULL)))
+        die("cannot open display\n");
+    screen = DefaultScreen(dpy);
+    root = RootWindow(dpy, screen);
+    sw = DisplayWidth(dpy, screen);
+    sh = DisplayHeight(dpy, screen);
+    drw = drw_create(dpy, screen, root, sw, sh);
+    drw_load_fonts(drw, fonts, LENGTH(fonts));
+    if (!drw->fontcount)
+        die("no fonts could be loaded.\n");
+    drw_setscheme(drw, &scheme[SchemeNorm]);
+
+    if (fast) {
+        grabkeyboard();
+        readstdin();
+    } else {
+        readstdin();
+        grabkeyboard();
+    }
+    setup();
+    run();
+
+    return 1; /* unreachable */
+}