some changes

config.def.h

@@ -21,3 +21,6 @@ static unsigned int lines      = 0;
  * for example: " /?\"&[]"
  */
 static const char worddelimiters[] = " ";
+static unsigned int borderwidth = 2;
+static unsigned int bordervisible = 0;
+static const unsigned int gappx = 10;

config.h

@@ -0,0 +1,26 @@
+/* See LICENSE file for copyright and license details. */
+/* Default settings; can be overriden by command line. */
+
+static int topbar = 1;                      /* -b  option; if 0, dmenu appears at bottom     */
+/* -fn option overrides fonts[0]; default X11 font or font set */
+static const char *fonts[] = {
+	"monospace:size=10"
+};
+static const char *prompt      = NULL;      /* -p  option; prompt to the left of input field */
+static const char *colors[SchemeLast][2] = {
+	/*     fg         bg       */
+	[SchemeNorm] = { "#bbbbbb", "#222222" },
+	[SchemeSel] = { "#eeeeee", "#005577" },
+	[SchemeOut] = { "#000000", "#00ffff" },
+};
+/* -l option; if nonzero, dmenu uses vertical list with given number of lines */
+static unsigned int lines      = 0;
+
+/*
+ * Characters not considered part of a word while deleting words
+ * for example: " /?\"&[]"
+ */
+static const char worddelimiters[] = " ";
+static unsigned int borderwidth = 2;
+static unsigned int bordervisible = 0;
+static const unsigned int gappx = 10;

dmenu.c

@@ -55,6 +55,9 @@ static Clr *scheme[SchemeLast];
 
 #include "config.h"
 
+static int dmx = gappx;
+static int dmy = gappx;
+
 static int (*fstrncmp)(const char *, const char *, size_t) = strncmp;
 static char *(*fstrstr)(const char *, const char *) = strstr;
 
@@ -658,9 +661,9 @@ setup(void)
 				if (INTERSECT(x, y, 1, 1, info[i]) != 0)
 					break;
 
-		x = info[i].x_org;
+		x = info[i].x_org + dmx;
-		y = info[i].y_org + (topbar ? 0 : info[i].height - mh);
+		y = info[i].y_org + (topbar ? dmy : info[i].height - mh - dmy);
-		mw = info[i].width;
+		mw = info[i].width - dmx * 2;
 		XFree(info);
 	} else
 #endif
@@ -668,9 +671,9 @@ setup(void)
 		if (!XGetWindowAttributes(dpy, parentwin, &wa))
 			die("could not get embedding window attributes: 0x%lx",
 			    parentwin);
-		x = 0;
+		x = dmx;
-		y = topbar ? 0 : wa.height - mh;
+		y = topbar ? dmy : wa.height - mh - dmy;
-		mw = wa.width;
+		mw = wa.width - dmx * 2;
 	}
 	promptw = (prompt && *prompt) ? TEXTW(prompt) - lrpad / 4 : 0;
 	inputw = mw / 3; /* input width: ~33% of monitor width */
@@ -680,9 +683,15 @@ setup(void)
 	swa.override_redirect = True;
 	swa.background_pixel = scheme[SchemeNorm][ColBg].pixel;
 	swa.event_mask = ExposureMask | KeyPressMask | VisibilityChangeMask;
-	win = XCreateWindow(dpy, parentwin, x, y, mw, mh, 0,
+	win = XCreateWindow(dpy, parentwin, x, y - (topbar ? 0 : borderwidth * 2), mw - borderwidth * 2, mh, borderwidth,
 	                    CopyFromParent, CopyFromParent, CopyFromParent,
 	                    CWOverrideRedirect | CWBackPixel | CWEventMask, &swa);
+    if (borderwidth) {
+        if (bordervisible)
+            XSetWindowBorder(dpy, win, scheme[SchemeSel][ColBg].pixel);
+        else
+            XSetWindowBorder(dpy, win, scheme[SchemeNorm][ColBg].pixel);
+    }
 	XSetClassHint(dpy, win, &ch);
 
 
@@ -711,6 +720,7 @@ static void
 usage(void)
 {
 	fputs("usage: dmenu [-bfiv] [-l lines] [-p prompt] [-fn font] [-m monitor]\n"
+          "             [-g gap] [-bw borderwidth] [-bv bordervisible]\n"
 	      "             [-nb color] [-nf color] [-sb color] [-sf color] [-w windowid]\n", stderr);
 	exit(1);
 }
@@ -738,6 +748,8 @@ main(int argc, char *argv[])
 		/* 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], "-g"))
+			dmx = dmy = 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 */
@@ -754,6 +766,10 @@ main(int argc, char *argv[])
 			colors[SchemeSel][ColFg] = argv[++i];
 		else if (!strcmp(argv[i], "-w"))   /* embedding window id */
 			embed = argv[++i];
+		else if (!strcmp(argv[i], "-bw"))
+			borderwidth = (unsigned int)argv[++i];
+		else if (!strcmp(argv[i], "-bv"))
+			bordervisible = (unsigned int)argv[++i];
 		else
 			usage();