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Config files from my daily system
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commit 6064addbbba3a0cac0a4d2e78a6c00ada74fbf7b
parent f5ad896d2544f168043f176cff5dd0a16e47b92d
Author: klewer-martin <martin.cachari@gmail.com>
Date:   Tue, 30 Mar 2021 00:46:19 -0300

Update: Added DWM config files;

Diffstat:
R.config/dwm/CONTRIBUTING.md -> .config/dwm-bar/CONTRIBUTING.md | 0
R.config/dwm/LICENSE -> .config/dwm-bar/LICENSE | 0
R.config/dwm/README.md -> .config/dwm-bar/README.md | 0
R.config/dwm/bar-functions/dwm_alarm.sh -> .config/dwm-bar/bar-functions/dwm_alarm.sh | 0
R.config/dwm/bar-functions/dwm_alsa.sh -> .config/dwm-bar/bar-functions/dwm_alsa.sh | 0
R.config/dwm/bar-functions/dwm_backlight.sh -> .config/dwm-bar/bar-functions/dwm_backlight.sh | 0
R.config/dwm/bar-functions/dwm_battery.sh -> .config/dwm-bar/bar-functions/dwm_battery.sh | 0
R.config/dwm/bar-functions/dwm_ccurse.sh -> .config/dwm-bar/bar-functions/dwm_ccurse.sh | 0
R.config/dwm/bar-functions/dwm_cmus.sh -> .config/dwm-bar/bar-functions/dwm_cmus.sh | 0
R.config/dwm/bar-functions/dwm_connman.sh -> .config/dwm-bar/bar-functions/dwm_connman.sh | 0
R.config/dwm/bar-functions/dwm_countdown.sh -> .config/dwm-bar/bar-functions/dwm_countdown.sh | 0
R.config/dwm/bar-functions/dwm_currency.sh -> .config/dwm-bar/bar-functions/dwm_currency.sh | 0
R.config/dwm/bar-functions/dwm_date.sh -> .config/dwm-bar/bar-functions/dwm_date.sh | 0
R.config/dwm/bar-functions/dwm_keyboard.sh -> .config/dwm-bar/bar-functions/dwm_keyboard.sh | 0
R.config/dwm/bar-functions/dwm_loadavg.sh -> .config/dwm-bar/bar-functions/dwm_loadavg.sh | 0
R.config/dwm/bar-functions/dwm_mail.sh -> .config/dwm-bar/bar-functions/dwm_mail.sh | 0
R.config/dwm/bar-functions/dwm_mpc.sh -> .config/dwm-bar/bar-functions/dwm_mpc.sh | 0
R.config/dwm/bar-functions/dwm_networkmanager.sh -> .config/dwm-bar/bar-functions/dwm_networkmanager.sh | 0
R.config/dwm/bar-functions/dwm_pulse.sh -> .config/dwm-bar/bar-functions/dwm_pulse.sh | 0
R.config/dwm/bar-functions/dwm_resources.sh -> .config/dwm-bar/bar-functions/dwm_resources.sh | 0
R.config/dwm/bar-functions/dwm_solar_panel.sh -> .config/dwm-bar/bar-functions/dwm_solar_panel.sh | 0
R.config/dwm/bar-functions/dwm_spotify.sh -> .config/dwm-bar/bar-functions/dwm_spotify.sh | 0
R.config/dwm/bar-functions/dwm_transmission.sh -> .config/dwm-bar/bar-functions/dwm_transmission.sh | 0
R.config/dwm/bar-functions/dwm_vpn.sh -> .config/dwm-bar/bar-functions/dwm_vpn.sh | 0
R.config/dwm/bar-functions/dwm_weather.sh -> .config/dwm-bar/bar-functions/dwm_weather.sh | 0
R.config/dwm/bar-functions/dwm_wpa.sh -> .config/dwm-bar/bar-functions/dwm_wpa.sh | 0
R.config/dwm/dwm_bar.sh -> .config/dwm-bar/dwm_bar.sh | 0
R.config/dwm/sshot.png -> .config/dwm-bar/sshot.png | 0
A.config/dwm/config.def.h | 144+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
A.config/dwm/drw.c | 436+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
A.config/dwm/drw.h | 57+++++++++++++++++++++++++++++++++++++++++++++++++++++++++
A.config/dwm/dwm.c | 2683+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
A.config/dwm/util.c | 35+++++++++++++++++++++++++++++++++++
A.config/dwm/util.h | 8++++++++
34 files changed, 3363 insertions(+), 0 deletions(-)
diff --git a/.config/dwm/CONTRIBUTING.md b/.config/dwm-bar/CONTRIBUTING.md
diff --git a/.config/dwm/LICENSE b/.config/dwm-bar/LICENSE
diff --git a/.config/dwm/README.md b/.config/dwm-bar/README.md
diff --git a/.config/dwm/bar-functions/dwm_alarm.sh b/.config/dwm-bar/bar-functions/dwm_alarm.sh
diff --git a/.config/dwm/bar-functions/dwm_alsa.sh b/.config/dwm-bar/bar-functions/dwm_alsa.sh
diff --git a/.config/dwm/bar-functions/dwm_backlight.sh b/.config/dwm-bar/bar-functions/dwm_backlight.sh
diff --git a/.config/dwm/bar-functions/dwm_battery.sh b/.config/dwm-bar/bar-functions/dwm_battery.sh
diff --git a/.config/dwm/bar-functions/dwm_ccurse.sh b/.config/dwm-bar/bar-functions/dwm_ccurse.sh
diff --git a/.config/dwm/bar-functions/dwm_cmus.sh b/.config/dwm-bar/bar-functions/dwm_cmus.sh
diff --git a/.config/dwm/bar-functions/dwm_connman.sh b/.config/dwm-bar/bar-functions/dwm_connman.sh
diff --git a/.config/dwm/bar-functions/dwm_countdown.sh b/.config/dwm-bar/bar-functions/dwm_countdown.sh
diff --git a/.config/dwm/bar-functions/dwm_currency.sh b/.config/dwm-bar/bar-functions/dwm_currency.sh
diff --git a/.config/dwm/bar-functions/dwm_date.sh b/.config/dwm-bar/bar-functions/dwm_date.sh
diff --git a/.config/dwm/bar-functions/dwm_keyboard.sh b/.config/dwm-bar/bar-functions/dwm_keyboard.sh
diff --git a/.config/dwm/bar-functions/dwm_loadavg.sh b/.config/dwm-bar/bar-functions/dwm_loadavg.sh
diff --git a/.config/dwm/bar-functions/dwm_mail.sh b/.config/dwm-bar/bar-functions/dwm_mail.sh
diff --git a/.config/dwm/bar-functions/dwm_mpc.sh b/.config/dwm-bar/bar-functions/dwm_mpc.sh
diff --git a/.config/dwm/bar-functions/dwm_networkmanager.sh b/.config/dwm-bar/bar-functions/dwm_networkmanager.sh
diff --git a/.config/dwm/bar-functions/dwm_pulse.sh b/.config/dwm-bar/bar-functions/dwm_pulse.sh
diff --git a/.config/dwm/bar-functions/dwm_resources.sh b/.config/dwm-bar/bar-functions/dwm_resources.sh
diff --git a/.config/dwm/bar-functions/dwm_solar_panel.sh b/.config/dwm-bar/bar-functions/dwm_solar_panel.sh
diff --git a/.config/dwm/bar-functions/dwm_spotify.sh b/.config/dwm-bar/bar-functions/dwm_spotify.sh
diff --git a/.config/dwm/bar-functions/dwm_transmission.sh b/.config/dwm-bar/bar-functions/dwm_transmission.sh
diff --git a/.config/dwm/bar-functions/dwm_vpn.sh b/.config/dwm-bar/bar-functions/dwm_vpn.sh
diff --git a/.config/dwm/bar-functions/dwm_weather.sh b/.config/dwm-bar/bar-functions/dwm_weather.sh
diff --git a/.config/dwm/bar-functions/dwm_wpa.sh b/.config/dwm-bar/bar-functions/dwm_wpa.sh
diff --git a/.config/dwm/dwm_bar.sh b/.config/dwm-bar/dwm_bar.sh
diff --git a/.config/dwm/sshot.png b/.config/dwm-bar/sshot.png
Binary files differ.
diff --git a/.config/dwm/config.def.h b/.config/dwm/config.def.h
@@ -0,0 +1,144 @@
+/* See LICENSE file for copyright and license details. */
+
+/* appearance */
+static const unsigned int borderpx  = 2;        /* border pixel of windows */
+static const unsigned int gappx      = 10;       /* gaps between windows */
+static const unsigned int snap      = 32;       /* snap pixel */
+static const unsigned int systraypinning = 0;   /* 0: sloppy systray follows selected monitor, >0: pin systray to monitor X */
+static const unsigned int systrayonleft = 0;       /* 0: systray in the right corner, >0: systray on left of status text */
+static const unsigned int systrayspacing = 1;   /* systray spacing */
+static const int systraypinningfailfirst = 1;   /* 1: if pinning fails, display systray on the first monitor, False: display systray on the last monitor*/
+static const int showsystray        = 1;     /* 0 means no systray */
+static const int showbar            = 1;        /* 0 means no bar */
+static const int topbar             = 0;        /* 0 means bottom bar */
+static const char *fonts[]          = { "Source Code Pro:style=Regular:size=9", "Noto Color Emoji:style=Regular:size=8:antialias=true:autohint=true"  };
+static const char dmenufont[]       = "monospace:size=9";
+static const char col_gray1[]       = "#222222";
+static const char col_gray2[]       = "#444444";
+static const char col_gray3[]       = "#bbbbbb";
+static const char col_gray4[]       = "#eeeeee";
+static const char col_cyan[]        = "#005577";
+static const char col_blue[]        = "#0055ff";
+static const char col_red[]        = "#ff1100";
+static const char *colors[][3]      = {
+    /*               fg         bg         border   */
+    [SchemeNorm] = { col_gray3, col_gray1, col_gray2 },
+    [SchemeSel]  = { col_gray4, col_cyan,  col_blue  },
+};
+
+/* tagging */
+static const char *tags[] = { "1", "2", "3", "4", "5", "6", "7", "8", "9" };
+
+static const Rule rules[] = {
+    /* xprop(1):
+     *    WM_CLASS(STRING) = instance, class
+     *    WM_NAME(STRING) = title
+     */
+    /* class      instance    title       tags mask     isfloating   monitor */
+    { "Gimp",     NULL,       NULL,       0,            1,           -1 },
+    { "Firefox",  NULL,       NULL,       1 << 8,       0,           -1 },
+};
+
+/* layout(s) */
+static const float mfact     = 0.50; /* factor of master area size [0.05..0.95] */
+static const int nmaster     = 1;    /* number of clients in master area */
+static const int resizehints = 1;    /* 1 means respect size hints in tiled resizals */
+
+static const Layout layouts[] = {
+    /* symbol     arrange function */
+    { "[]=",      tile },    /* first entry is default */
+    { "><>",      NULL },    /* no layout function means floating behavior */
+    { "[M]",      monocle },
+};
+
+/* key definitions */
+#define MODKEY Mod4Mask
+#define TAGKEYS(KEY,TAG) \
+    { MODKEY,                       KEY,      view,           {.ui = 1 << TAG} }, \
+    { MODKEY|ControlMask,           KEY,      toggleview,     {.ui = 1 << TAG} }, \
+    { MODKEY|ShiftMask,             KEY,      tag,            {.ui = 1 << TAG} }, \
+    { MODKEY|ControlMask|ShiftMask, KEY,      toggletag,      {.ui = 1 << TAG} },
+
+/* helper for spawning shell commands in the pre dwm-5.0 fashion */
+#define SHCMD(cmd) { .v = (const char*[]){ "/bin/sh", "-c", cmd, NULL } }
+
+/* commands */
+static char dmenumon[2] = "0"; /* component of dmenucmd, manipulated in spawn() */
+static const char *dmenucmd[] = { "dmenu_run", "-m", dmenumon, "-fn", dmenufont, "-nb", col_gray1, "-nf", col_gray3, "-sb", col_cyan, "-sf", col_gray4, NULL };
+static const char *termcmd[]  = { "termite", "-t", "termite" };
+static const char *webcmd[]  = { "firefox", NULL };
+static const char *filescmd[]  = { "termite", "-e", "ranger" };
+static const char *bookscmd[]  = { "openbook", NULL };
+static const char *spotifycmd[]  = { "spotify", NULL };
+static const char *virtualboxcmd[]  = { "virtualbox", NULL };
+
+/* commands spawned when clicking statusbar, the mouse button pressed is exported as BUTTON */
+static char *statuscmds[] = { "notify-send Mouse$BUTTON" };
+static char *statuscmd[] = { "/bin/sh", "-c", NULL, NULL };
+
+static Key keys[] = {
+    /* modifier                     key        function        argument */
+    { MODKEY,                       XK_d,      spawn,          {.v = dmenucmd } },
+    { MODKEY,                        XK_Return, spawn,          {.v = termcmd } },
+    { MODKEY,                        XK_w,       spawn,          {.v = webcmd } },
+    { MODKEY,                        XK_e,       spawn,          {.v = filescmd } },
+    { MODKEY,                        XK_v,       spawn,          {.v = virtualboxcmd } },
+    { MODKEY,                        XK_b,       spawn,          {.v = bookscmd } },
+    { MODKEY,                        XK_s,       spawn,          {.v = spotifycmd } },
+    { MODKEY|ShiftMask,             XK_b,      togglebar,      {0} },
+    { MODKEY,                       XK_j,      focusstack,     {.i = +1 } },
+    { MODKEY,                       XK_k,      focusstack,     {.i = -1 } },
+    { MODKEY,                       XK_i,      incnmaster,     {.i = +1 } },
+    { MODKEY,                       XK_p,      incnmaster,     {.i = -1 } },
+    { MODKEY,                       XK_h,      setmfact,       {.f = -0.05} },
+    { MODKEY|ShiftMask,             XK_l,      setmfact,       {.f = +0.05} },
+    { MODKEY|ShiftMask,             XK_j,      zoom,           {0} },
+    { MODKEY,                       XK_Tab,    view,           {0} },
+    { MODKEY,                        XK_q,      killclient,     {0} },
+    { MODKEY,                       XK_t,      setlayout,      {.v = &layouts[0]} },
+    { MODKEY,                       XK_f,      setlayout,      {.v = &layouts[1]} },
+    { MODKEY,                       XK_m,      setlayout,      {.v = &layouts[2]} },
+    { MODKEY,                       XK_space,  setlayout,      {0} },
+    { MODKEY|ShiftMask,             XK_space,  togglefloating, {0} },
+    { MODKEY,                       XK_0,      view,           {.ui = ~0 } },
+    { MODKEY|ShiftMask,             XK_0,      tag,            {.ui = ~0 } },
+    { MODKEY,                       XK_comma,  focusmon,       {.i = -1 } },
+    { MODKEY,                       XK_period, focusmon,       {.i = +1 } },
+    { MODKEY|ShiftMask,             XK_comma,  tagmon,         {.i = -1 } },
+    { MODKEY|ShiftMask,             XK_period, tagmon,         {.i = +1 } },
+    { MODKEY,                       XK_minus,  setgaps,        {.i = -1 } },
+    { MODKEY,                       XK_equal,  setgaps,        {.i = +1 } },
+    { MODKEY|ShiftMask,             XK_equal,  setgaps,        {.i = 0  } },
+    TAGKEYS(                        XK_1,                      0)
+    TAGKEYS(                        XK_2,                      1)
+    TAGKEYS(                        XK_3,                      2)
+    TAGKEYS(                        XK_4,                      3)
+    TAGKEYS(                        XK_5,                      4)
+    TAGKEYS(                        XK_6,                      5)
+    TAGKEYS(                        XK_7,                      6)
+    TAGKEYS(                        XK_8,                      7)
+    TAGKEYS(                        XK_9,                      8)
+    { MODKEY|ShiftMask,             XK_q,      quit,           {0} },
+};
+
+/* button definitions */
+/* click can be ClkTagBar, ClkLtSymbol, ClkStatusText, ClkWinTitle, ClkClientWin, or ClkRootWin */
+static Button buttons[] = {
+    /* click                event mask      button          function        argument */
+    { ClkLtSymbol,          0,              Button1,        setlayout,      {0} },
+    { ClkLtSymbol,          0,              Button3,        setlayout,      {.v = &layouts[2]} },
+    { ClkWinTitle,          0,              Button2,        zoom,           {0} },
+    { ClkStatusText,        0,              Button1,        spawn,          {.v = statuscmd } },
+    { ClkStatusText,        0,              Button2,        spawn,          {.v = statuscmd } },
+    { ClkStatusText,        0,              Button3,        spawn,          {.v = statuscmd } },
+    { ClkClientWin,         MODKEY,         Button1,        movemouse,      {0} },
+    { ClkClientWin,         MODKEY,         Button2,        togglefloating, {0} },
+    { ClkClientWin,         MODKEY,         Button3,        resizemouse,    {0} },
+    { ClkTagBar,            0,              Button1,        view,           {0} },
+    { ClkTagBar,            0,              Button3,        toggleview,     {0} },
+    { ClkTagBar,            MODKEY,         Button1,        tag,            {0} },
+    { ClkTagBar,            MODKEY,         Button3,        toggletag,      {0} },
+    { ClkStatusText,        0,              Button1,        spawn,          {.v = statuscmd } },
+    { ClkStatusText,        0,              Button2,        spawn,          {.v = statuscmd } },
+    { ClkStatusText,        0,              Button3,        spawn,          {.v = statuscmd } },
+};
diff --git a/.config/dwm/drw.c b/.config/dwm/drw.c
@@ -0,0 +1,436 @@
+/* See LICENSE file for copyright and license details. */
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <X11/Xlib.h>
+#include <X11/Xft/Xft.h>
+
+#include "drw.h"
+#include "util.h"
+
+#define UTF_INVALID 0xFFFD
+#define UTF_SIZ     4
+
+static const unsigned char utfbyte[UTF_SIZ + 1] = {0x80,    0, 0xC0, 0xE0, 0xF0};
+static const unsigned char utfmask[UTF_SIZ + 1] = {0xC0, 0x80, 0xE0, 0xF0, 0xF8};
+static const long utfmin[UTF_SIZ + 1] = {       0,    0,  0x80,  0x800,  0x10000};
+static const long utfmax[UTF_SIZ + 1] = {0x10FFFF, 0x7F, 0x7FF, 0xFFFF, 0x10FFFF};
+
+static long
+utf8decodebyte(const char c, size_t *i)
+{
+    for (*i = 0; *i < (UTF_SIZ + 1); ++(*i))
+        if (((unsigned char)c & utfmask[*i]) == utfbyte[*i])
+            return (unsigned char)c & ~utfmask[*i];
+    return 0;
+}
+
+static size_t
+utf8validate(long *u, size_t i)
+{
+    if (!BETWEEN(*u, utfmin[i], utfmax[i]) || BETWEEN(*u, 0xD800, 0xDFFF))
+        *u = UTF_INVALID;
+    for (i = 1; *u > utfmax[i]; ++i)
+        ;
+    return i;
+}
+
+static size_t
+utf8decode(const char *c, long *u, size_t clen)
+{
+    size_t i, j, len, type;
+    long udecoded;
+
+    *u = UTF_INVALID;
+    if (!clen)
+        return 0;
+    udecoded = utf8decodebyte(c[0], &len);
+    if (!BETWEEN(len, 1, UTF_SIZ))
+        return 1;
+    for (i = 1, j = 1; i < clen && j < len; ++i, ++j) {
+        udecoded = (udecoded << 6) | utf8decodebyte(c[i], &type);
+        if (type)
+            return j;
+    }
+    if (j < len)
+        return 0;
+    *u = udecoded;
+    utf8validate(u, len);
+
+    return len;
+}
+
+Drw *
+drw_create(Display *dpy, int screen, Window root, unsigned int w, unsigned int h)
+{
+    Drw *drw = ecalloc(1, sizeof(Drw));
+
+    drw->dpy = dpy;
+    drw->screen = screen;
+    drw->root = root;
+    drw->w = w;
+    drw->h = h;
+    drw->drawable = XCreatePixmap(dpy, root, w, h, DefaultDepth(dpy, screen));
+    drw->gc = XCreateGC(dpy, root, 0, NULL);
+    XSetLineAttributes(dpy, drw->gc, 1, LineSolid, CapButt, JoinMiter);
+
+    return drw;
+}
+
+void
+drw_resize(Drw *drw, unsigned int w, unsigned int h)
+{
+    if (!drw)
+        return;
+
+    drw->w = w;
+    drw->h = h;
+    if (drw->drawable)
+        XFreePixmap(drw->dpy, drw->drawable);
+    drw->drawable = XCreatePixmap(drw->dpy, drw->root, w, h, DefaultDepth(drw->dpy, drw->screen));
+}
+
+void
+drw_free(Drw *drw)
+{
+    XFreePixmap(drw->dpy, drw->drawable);
+    XFreeGC(drw->dpy, drw->gc);
+    drw_fontset_free(drw->fonts);
+    free(drw);
+}
+
+/* This function is an implementation detail. Library users should use
+ * drw_fontset_create instead.
+ */
+static Fnt *
+xfont_create(Drw *drw, const char *fontname, FcPattern *fontpattern)
+{
+    Fnt *font;
+    XftFont *xfont = NULL;
+    FcPattern *pattern = NULL;
+
+    if (fontname) {
+        /* Using the pattern found at font->xfont->pattern does not yield the
+         * same substitution results as using the pattern returned by
+         * FcNameParse; using the latter results in the desired fallback
+         * behaviour whereas the former just results in missing-character
+         * rectangles being drawn, at least with some fonts. */
+        if (!(xfont = XftFontOpenName(drw->dpy, drw->screen, fontname))) {
+            fprintf(stderr, "error, cannot load font from name: '%s'\n", fontname);
+            return NULL;
+        }
+        if (!(pattern = FcNameParse((FcChar8 *) fontname))) {
+            fprintf(stderr, "error, cannot parse font name to pattern: '%s'\n", fontname);
+            XftFontClose(drw->dpy, xfont);
+            return NULL;
+        }
+    } else if (fontpattern) {
+        if (!(xfont = XftFontOpenPattern(drw->dpy, fontpattern))) {
+            fprintf(stderr, "error, cannot load font from pattern.\n");
+            return NULL;
+        }
+    } else {
+        die("no font specified.");
+    }
+
+    /* Do not allow using color fonts. This is a workaround for a BadLength
+     * error from Xft with color glyphs. Modelled on the Xterm workaround. See
+     * https://bugzilla.redhat.com/show_bug.cgi?id=1498269
+     * https://lists.suckless.org/dev/1701/30932.html
+     * https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=916349
+     * and lots more all over the internet.
+     */
+/*    FcBool iscol;
+    if(FcPatternGetBool(xfont->pattern, FC_COLOR, 0, &iscol) == FcResultMatch && iscol) {
+        XftFontClose(drw->dpy, xfont);
+        return NULL;
+    }
+*/
+    font = ecalloc(1, sizeof(Fnt));
+    font->xfont = xfont;
+    font->pattern = pattern;
+    font->h = xfont->ascent + xfont->descent;
+    font->dpy = drw->dpy;
+
+    return font;
+}
+
+static void
+xfont_free(Fnt *font)
+{
+    if (!font)
+        return;
+    if (font->pattern)
+        FcPatternDestroy(font->pattern);
+    XftFontClose(font->dpy, font->xfont);
+    free(font);
+}
+
+Fnt*
+drw_fontset_create(Drw* drw, const char *fonts[], size_t fontcount)
+{
+    Fnt *cur, *ret = NULL;
+    size_t i;
+
+    if (!drw || !fonts)
+        return NULL;
+
+    for (i = 1; i <= fontcount; i++) {
+        if ((cur = xfont_create(drw, fonts[fontcount - i], NULL))) {
+            cur->next = ret;
+            ret = cur;
+        }
+    }
+    return (drw->fonts = ret);
+}
+
+void
+drw_fontset_free(Fnt *font)
+{
+    if (font) {
+        drw_fontset_free(font->next);
+        xfont_free(font);
+    }
+}
+
+void
+drw_clr_create(Drw *drw, Clr *dest, const char *clrname)
+{
+    if (!drw || !dest || !clrname)
+        return;
+
+    if (!XftColorAllocName(drw->dpy, DefaultVisual(drw->dpy, drw->screen),
+                           DefaultColormap(drw->dpy, drw->screen),
+                           clrname, dest))
+        die("error, cannot allocate color '%s'", clrname);
+}
+
+/* Wrapper to create color schemes. The caller has to call free(3) on the
+ * returned color scheme when done using it. */
+Clr *
+drw_scm_create(Drw *drw, const char *clrnames[], size_t clrcount)
+{
+    size_t i;
+    Clr *ret;
+
+    /* need at least two colors for a scheme */
+    if (!drw || !clrnames || clrcount < 2 || !(ret = ecalloc(clrcount, sizeof(XftColor))))
+        return NULL;
+
+    for (i = 0; i < clrcount; i++)
+        drw_clr_create(drw, &ret[i], clrnames[i]);
+    return ret;
+}
+
+void
+drw_setfontset(Drw *drw, Fnt *set)
+{
+    if (drw)
+        drw->fonts = set;
+}
+
+void
+drw_setscheme(Drw *drw, Clr *scm)
+{
+    if (drw)
+        drw->scheme = scm;
+}
+
+void
+drw_rect(Drw *drw, int x, int y, unsigned int w, unsigned int h, int filled, int invert)
+{
+    if (!drw || !drw->scheme)
+        return;
+    XSetForeground(drw->dpy, drw->gc, invert ? drw->scheme[ColBg].pixel : drw->scheme[ColFg].pixel);
+    if (filled)
+        XFillRectangle(drw->dpy, drw->drawable, drw->gc, x, y, w, h);
+    else
+        XDrawRectangle(drw->dpy, drw->drawable, drw->gc, x, y, w - 1, h - 1);
+}
+
+int
+drw_text(Drw *drw, int x, int y, unsigned int w, unsigned int h, unsigned int lpad, const char *text, int invert)
+{
+    char buf[1024];
+    int ty;
+    unsigned int ew;
+    XftDraw *d = NULL;
+    Fnt *usedfont, *curfont, *nextfont;
+    size_t i, len;
+    int utf8strlen, utf8charlen, render = x || y || w || h;
+    long utf8codepoint = 0;
+    const char *utf8str;
+    FcCharSet *fccharset;
+    FcPattern *fcpattern;
+    FcPattern *match;
+    XftResult result;
+    int charexists = 0;
+
+    if (!drw || (render && !drw->scheme) || !text || !drw->fonts)
+        return 0;
+
+    if (!render) {
+        w = ~w;
+    } else {
+        XSetForeground(drw->dpy, drw->gc, drw->scheme[invert ? ColFg : ColBg].pixel);
+        XFillRectangle(drw->dpy, drw->drawable, drw->gc, x, y, w, h);
+        d = XftDrawCreate(drw->dpy, drw->drawable,
+                          DefaultVisual(drw->dpy, drw->screen),
+                          DefaultColormap(drw->dpy, drw->screen));
+        x += lpad;
+        w -= lpad;
+    }
+
+    usedfont = drw->fonts;
+    while (1) {
+        utf8strlen = 0;
+        utf8str = text;
+        nextfont = NULL;
+        while (*text) {
+            utf8charlen = utf8decode(text, &utf8codepoint, UTF_SIZ);
+            for (curfont = drw->fonts; curfont; curfont = curfont->next) {
+                charexists = charexists || XftCharExists(drw->dpy, curfont->xfont, utf8codepoint);
+                if (charexists) {
+                    if (curfont == usedfont) {
+                        utf8strlen += utf8charlen;
+                        text += utf8charlen;
+                    } else {
+                        nextfont = curfont;
+                    }
+                    break;
+                }
+            }
+
+            if (!charexists || nextfont)
+                break;
+            else
+                charexists = 0;
+        }
+
+        if (utf8strlen) {
+            drw_font_getexts(usedfont, utf8str, utf8strlen, &ew, NULL);
+            /* shorten text if necessary */
+            for (len = MIN(utf8strlen, sizeof(buf) - 1); len && ew > w; len--)
+                drw_font_getexts(usedfont, utf8str, len, &ew, NULL);
+
+            if (len) {
+                memcpy(buf, utf8str, len);
+                buf[len] = '\0';
+                if (len < utf8strlen)
+                    for (i = len; i && i > len - 3; buf[--i] = '.')
+                        ; /* NOP */
+
+                if (render) {
+                    ty = y + (h - usedfont->h) / 2 + usedfont->xfont->ascent;
+                    XftDrawStringUtf8(d, &drw->scheme[invert ? ColBg : ColFg],
+                                      usedfont->xfont, x, ty, (XftChar8 *)buf, len);
+                }
+                x += ew;
+                w -= ew;
+            }
+        }
+
+        if (!*text) {
+            break;
+        } else if (nextfont) {
+            charexists = 0;
+            usedfont = nextfont;
+        } else {
+            /* Regardless of whether or not a fallback font is found, the
+             * character must be drawn. */
+            charexists = 1;
+
+            fccharset = FcCharSetCreate();
+            FcCharSetAddChar(fccharset, utf8codepoint);
+
+            if (!drw->fonts->pattern) {
+                /* Refer to the comment in xfont_create for more information. */
+                die("the first font in the cache must be loaded from a font string.");
+            }
+
+            fcpattern = FcPatternDuplicate(drw->fonts->pattern);
+            FcPatternAddCharSet(fcpattern, FC_CHARSET, fccharset);
+            FcPatternAddBool(fcpattern, FC_SCALABLE, FcTrue);
+            FcPatternAddBool(fcpattern, FC_COLOR, FcFalse);
+
+            FcConfigSubstitute(NULL, fcpattern, FcMatchPattern);
+            FcDefaultSubstitute(fcpattern);
+            match = XftFontMatch(drw->dpy, drw->screen, fcpattern, &result);
+
+            FcCharSetDestroy(fccharset);
+            FcPatternDestroy(fcpattern);
+
+            if (match) {
+                usedfont = xfont_create(drw, NULL, match);
+                if (usedfont && XftCharExists(drw->dpy, usedfont->xfont, utf8codepoint)) {
+                    for (curfont = drw->fonts; curfont->next; curfont = curfont->next)
+                        ; /* NOP */
+                    curfont->next = usedfont;
+                } else {
+                    xfont_free(usedfont);
+                    usedfont = drw->fonts;
+                }
+            }
+        }
+    }
+    if (d)
+        XftDrawDestroy(d);
+
+    return x + (render ? w : 0);
+}
+
+void
+drw_map(Drw *drw, Window win, int x, int y, unsigned int w, unsigned int h)
+{
+    if (!drw)
+        return;
+
+    XCopyArea(drw->dpy, drw->drawable, win, drw->gc, x, y, w, h, x, y);
+    XSync(drw->dpy, False);
+}
+
+unsigned int
+drw_fontset_getwidth(Drw *drw, const char *text)
+{
+    if (!drw || !drw->fonts || !text)
+        return 0;
+    return drw_text(drw, 0, 0, 0, 0, 0, text, 0);
+}
+
+void
+drw_font_getexts(Fnt *font, const char *text, unsigned int len, unsigned int *w, unsigned int *h)
+{
+    XGlyphInfo ext;
+
+    if (!font || !text)
+        return;
+
+    XftTextExtentsUtf8(font->dpy, font->xfont, (XftChar8 *)text, len, &ext);
+    if (w)
+        *w = ext.xOff;
+    if (h)
+        *h = font->h;
+}
+
+Cur *
+drw_cur_create(Drw *drw, int shape)
+{
+    Cur *cur;
+
+    if (!drw || !(cur = ecalloc(1, sizeof(Cur))))
+        return NULL;
+
+    cur->cursor = XCreateFontCursor(drw->dpy, shape);
+
+    return cur;
+}
+
+void
+drw_cur_free(Drw *drw, Cur *cursor)
+{
+    if (!cursor)
+        return;
+
+    XFreeCursor(drw->dpy, cursor->cursor);
+    free(cursor);
+}
diff --git a/.config/dwm/drw.h b/.config/dwm/drw.h
@@ -0,0 +1,57 @@
+/* See LICENSE file for copyright and license details. */
+
+typedef struct {
+    Cursor cursor;
+} Cur;
+
+typedef struct Fnt {
+    Display *dpy;
+    unsigned int h;
+    XftFont *xfont;
+    FcPattern *pattern;
+    struct Fnt *next;
+} Fnt;
+
+enum { ColFg, ColBg, ColBorder }; /* Clr scheme index */
+typedef XftColor Clr;
+
+typedef struct {
+    unsigned int w, h;
+    Display *dpy;
+    int screen;
+    Window root;
+    Drawable drawable;
+    GC gc;
+    Clr *scheme;
+    Fnt *fonts;
+} Drw;
+
+/* Drawable abstraction */
+Drw *drw_create(Display *dpy, int screen, Window win, unsigned int w, unsigned int h);
+void drw_resize(Drw *drw, unsigned int w, unsigned int h);
+void drw_free(Drw *drw);
+
+/* Fnt abstraction */
+Fnt *drw_fontset_create(Drw* drw, const char *fonts[], size_t fontcount);
+void drw_fontset_free(Fnt* set);
+unsigned int drw_fontset_getwidth(Drw *drw, const char *text);
+void drw_font_getexts(Fnt *font, const char *text, unsigned int len, unsigned int *w, unsigned int *h);
+
+/* Colorscheme abstraction */
+void drw_clr_create(Drw *drw, Clr *dest, const char *clrname);
+Clr *drw_scm_create(Drw *drw, const char *clrnames[], size_t clrcount);
+
+/* Cursor abstraction */
+Cur *drw_cur_create(Drw *drw, int shape);
+void drw_cur_free(Drw *drw, Cur *cursor);
+
+/* Drawing context manipulation */
+void drw_setfontset(Drw *drw, Fnt *set);
+void drw_setscheme(Drw *drw, Clr *scm);
+
+/* Drawing functions */
+void drw_rect(Drw *drw, int x, int y, unsigned int w, unsigned int h, int filled, int invert);
+int drw_text(Drw *drw, int x, int y, unsigned int w, unsigned int h, unsigned int lpad, const char *text, int invert);
+
+/* Map functions */
+void drw_map(Drw *drw, Window win, int x, int y, unsigned int w, unsigned int h);
diff --git a/.config/dwm/dwm.c b/.config/dwm/dwm.c
@@ -0,0 +1,2683 @@
+/* See LICENSE file for copyright and license details.
+ *
+ * dynamic window manager is designed like any other X client as well. It is
+ * driven through handling X events. In contrast to other X clients, a window
+ * manager selects for SubstructureRedirectMask on the root window, to receive
+ * events about window (dis-)appearance. Only one X connection at a time is
+ * allowed to select for this event mask.
+ *
+ * The event handlers of dwm are organized in an array which is accessed
+ * whenever a new event has been fetched. This allows event dispatching
+ * in O(1) time.
+ *
+ * Each child of the root window is called a client, except windows which have
+ * set the override_redirect flag. Clients are organized in a linked client
+ * list on each monitor, the focus history is remembered through a stack list
+ * on each monitor. Each client contains a bit array to indicate the tags of a
+ * client.
+ *
+ * Keys and tagging rules are organized as arrays and defined in config.h.
+ *
+ * To understand everything else, start reading main().
+ */
+#include <errno.h>
+#include <locale.h>
+#include <signal.h>
+#include <stdarg.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <sys/wait.h>
+#include <X11/cursorfont.h>
+#include <X11/keysym.h>
+#include <X11/Xatom.h>
+#include <X11/Xlib.h>
+#include <X11/Xproto.h>
+#include <X11/Xutil.h>
+#ifdef XINERAMA
+#include <X11/extensions/Xinerama.h>
+#endif /* XINERAMA */
+#include <X11/Xft/Xft.h>
+
+#include "drw.h"
+#include "util.h"
+
+/* macros */
+#define BUTTONMASK              (ButtonPressMask|ButtonReleaseMask)
+#define CLEANMASK(mask)         (mask & ~(numlockmask|LockMask) & (ShiftMask|ControlMask|Mod1Mask|Mod2Mask|Mod3Mask|Mod4Mask|Mod5Mask))
+#define INTERSECT(x,y,w,h,m)    (MAX(0, MIN((x)+(w),(m)->wx+(m)->ww) - MAX((x),(m)->wx)) \
+                               * MAX(0, MIN((y)+(h),(m)->wy+(m)->wh) - MAX((y),(m)->wy)))
+#define ISVISIBLE(C)            ((C->tags & C->mon->tagset[C->mon->seltags]))
+#define LENGTH(X)               (sizeof X / sizeof X[0])
+#define MOUSEMASK               (BUTTONMASK|PointerMotionMask)
+#define WIDTH(X)                ((X)->w + 2 * (X)->bw)
+#define HEIGHT(X)               ((X)->h + 2 * (X)->bw)
+#define TAGMASK                 ((1 << LENGTH(tags)) - 1)
+#define TEXTW(X)                (drw_fontset_getwidth(drw, (X)) + lrpad)
+
+#define SYSTEM_TRAY_REQUEST_DOCK    0
+
+/* XEMBED messages */
+#define XEMBED_EMBEDDED_NOTIFY      0
+#define XEMBED_WINDOW_ACTIVATE      1
+#define XEMBED_FOCUS_IN             4
+#define XEMBED_MODALITY_ON         10
+
+#define XEMBED_MAPPED              (1 << 0)
+#define XEMBED_WINDOW_ACTIVATE      1
+#define XEMBED_WINDOW_DEACTIVATE    2
+
+#define VERSION_MAJOR               0
+#define VERSION_MINOR               0
+#define XEMBED_EMBEDDED_VERSION (VERSION_MAJOR << 16) | VERSION_MINOR
+
+/* enums */
+enum { CurNormal, CurResize, CurMove, CurLast }; /* cursor */
+enum { SchemeNorm, SchemeSel }; /* color schemes */
+enum { NetSupported, NetWMName, NetWMState, NetWMCheck,
+       NetSystemTray, NetSystemTrayOP, NetSystemTrayOrientation, NetSystemTrayOrientationHorz,
+       NetWMFullscreen, NetActiveWindow, NetWMWindowType,
+       NetWMWindowTypeDialog, NetClientList, NetLast }; /* EWMH atoms */
+enum { Manager, Xembed, XembedInfo, XLast }; /* Xembed atoms */
+enum { WMProtocols, WMDelete, WMState, WMTakeFocus, WMLast }; /* default atoms */
+enum { ClkTagBar, ClkLtSymbol, ClkStatusText, ClkWinTitle,
+       ClkClientWin, ClkRootWin, ClkLast }; /* clicks */
+
+typedef union {
+    int i;
+    unsigned int ui;
+    float f;
+    const void *v;
+} Arg;
+
+typedef struct {
+    unsigned int click;
+    unsigned int mask;
+    unsigned int button;
+    void (*func)(const Arg *arg);
+    const Arg arg;
+} Button;
+
+typedef struct Monitor Monitor;
+typedef struct Client Client;
+struct Client {
+    char name[256];
+    float mina, maxa;
+    int x, y, w, h;
+    int oldx, oldy, oldw, oldh;
+    int basew, baseh, incw, inch, maxw, maxh, minw, minh;
+    int bw, oldbw;
+    unsigned int tags;
+    int isfixed, isfloating, isurgent, neverfocus, oldstate, isfullscreen;
+    Client *next;
+    Client *snext;
+    Monitor *mon;
+    Window win;
+};
+
+typedef struct {
+    unsigned int mod;
+    KeySym keysym;
+    void (*func)(const Arg *);
+    const Arg arg;
+} Key;
+
+typedef struct {
+    const char *symbol;
+    void (*arrange)(Monitor *);
+} Layout;
+
+struct Monitor {
+    char ltsymbol[16];
+    float mfact;
+    int nmaster;
+    int num;
+    int by;               /* bar geometry */
+    int mx, my, mw, mh;   /* screen size */
+    int wx, wy, ww, wh;   /* window area  */
+    int gappx;            /* gaps between windows */
+    unsigned int seltags;
+    unsigned int sellt;
+    unsigned int tagset[2];
+    int showbar;
+    int topbar;
+    Client *clients;
+    Client *sel;
+    Client *stack;
+    Monitor *next;
+    Window barwin;
+    const Layout *lt[2];
+};
+
+typedef struct {
+    const char *class;
+    const char *instance;
+    const char *title;
+    unsigned int tags;
+    int isfloating;
+    int monitor;
+} Rule;
+
+typedef struct Systray   Systray;
+struct Systray {
+    Window win;
+    Client *icons;
+};
+
+/* function declarations */
+static void applyrules(Client *c);
+static int applysizehints(Client *c, int *x, int *y, int *w, int *h, int interact);
+static void arrange(Monitor *m);
+static void arrangemon(Monitor *m);
+static void attach(Client *c);
+static void attachstack(Client *c);
+static void buttonpress(XEvent *e);
+static void checkotherwm(void);
+static void cleanup(void);
+static void cleanupmon(Monitor *mon);
+static void clientmessage(XEvent *e);
+static void configure(Client *c);
+static void configurenotify(XEvent *e);
+static void configurerequest(XEvent *e);
+static void copyvalidchars(char *text, char *rawtext);
+static Monitor *createmon(void);
+static void destroynotify(XEvent *e);
+static void detach(Client *c);
+static void detachstack(Client *c);
+static Monitor *dirtomon(int dir);
+static void drawbar(Monitor *m);
+static void drawbars(void);
+static void enternotify(XEvent *e);
+static void expose(XEvent *e);
+static void focus(Client *c);
+static void focusin(XEvent *e);
+static void focusmon(const Arg *arg);
+static void focusstack(const Arg *arg);
+static Atom getatomprop(Client *c, Atom prop);
+static int getrootptr(int *x, int *y);
+static long getstate(Window w);
+static unsigned int getsystraywidth();
+static int gettextprop(Window w, Atom atom, char *text, unsigned int size);
+static void grabbuttons(Client *c, int focused);
+static void grabkeys(void);
+static void incnmaster(const Arg *arg);
+static void keypress(XEvent *e);
+static void killclient(const Arg *arg);
+static void manage(Window w, XWindowAttributes *wa);
+static void mappingnotify(XEvent *e);
+static void maprequest(XEvent *e);
+static void monocle(Monitor *m);
+static void motionnotify(XEvent *e);
+static void movemouse(const Arg *arg);
+static Client *nexttiled(Client *c);
+static void pop(Client *);
+static void propertynotify(XEvent *e);
+static void quit(const Arg *arg);
+static Monitor *recttomon(int x, int y, int w, int h);
+static void removesystrayicon(Client *i);
+static void resize(Client *c, int x, int y, int w, int h, int interact);
+static void resizebarwin(Monitor *m);
+static void resizeclient(Client *c, int x, int y, int w, int h);
+static void resizemouse(const Arg *arg);
+static void resizerequest(XEvent *e);
+static void restack(Monitor *m);
+static void run(void);
+static void runautostart(void);
+static void scan(void);
+//static int sendevent(Client *c, Atom proto);
+static int sendevent(Window w, Atom proto, int m, long d0, long d1, long d2, long d3, long d4);
+static void sendmon(Client *c, Monitor *m);
+static void setclientstate(Client *c, long state);
+static void setfocus(Client *c);
+static void setfullscreen(Client *c, int fullscreen);
+static void setgaps(const Arg *arg);
+static void setlayout(const Arg *arg);
+static void setmfact(const Arg *arg);
+static void setup(void);
+static void seturgent(Client *c, int urg);
+static void showhide(Client *c);
+static void sigchld(int unused);
+static void sigdwmblocks(const Arg *arg);
+static void spawn(const Arg *arg);
+static Monitor *systraytomon(Monitor *m);
+static void tag(const Arg *arg);
+static void tagmon(const Arg *arg);
+static void tile(Monitor *);
+static void togglebar(const Arg *arg);
+static void togglefloating(const Arg *arg);
+static void toggletag(const Arg *arg);
+static void toggleview(const Arg *arg);
+static void unfocus(Client *c, int setfocus);
+static void unmanage(Client *c, int destroyed);
+static void unmapnotify(XEvent *e);
+static void updatebarpos(Monitor *m);
+static void updatebars(void);
+static void updateclientlist(void);
+static int updategeom(void);
+static void updatenumlockmask(void);
+static void updatesizehints(Client *c);
+static void updatestatus(void);
+static void updatesystray(void);
+static void updatesystrayicongeom(Client *i, int w, int h);
+static void updatesystrayiconstate(Client *i, XPropertyEvent *ev);
+static void updatetitle(Client *c);
+static void updatewindowtype(Client *c);
+static void updatewmhints(Client *c);
+static void view(const Arg *arg);
+static Client *wintoclient(Window w);
+static Client *wintosystrayicon(Window w);
+static Monitor *wintomon(Window w);
+static int xerror(Display *dpy, XErrorEvent *ee);
+static int xerrordummy(Display *dpy, XErrorEvent *ee);
+static int xerrorstart(Display *dpy, XErrorEvent *ee);
+static void zoom(const Arg *arg);
+
+/* variables */
+static Systray *systray =  NULL;
+static const char autostartblocksh[] = "autostart_blocking.sh";
+static const char autostartsh[] = "autostart.sh";
+static const char broken[] = "broken";
+static const char dwmdir[] = "dwm";
+static const char localshare[] = ".local/share";
+static char stext[256];
+static int statuscmdn;
+static char lastbutton[] = "-";
+static char rawstext[256];
+static int dwmblockssig;
+pid_t dwmblockspid = 0;
+static int screen;
+static int sw, sh;           /* X display screen geometry width, height */
+static int bh, blw = 0;      /* bar geometry */
+static int lrpad;            /* sum of left and right padding for text */
+static int (*xerrorxlib)(Display *, XErrorEvent *);
+static unsigned int numlockmask = 0;
+static void (*handler[LASTEvent]) (XEvent *) = {
+    [ButtonPress] = buttonpress,
+    [ClientMessage] = clientmessage,
+    [ConfigureRequest] = configurerequest,
+    [ConfigureNotify] = configurenotify,
+    [DestroyNotify] = destroynotify,
+    [EnterNotify] = enternotify,
+    [Expose] = expose,
+    [FocusIn] = focusin,
+    [KeyPress] = keypress,
+    [MappingNotify] = mappingnotify,
+    [MapRequest] = maprequest,
+    [MotionNotify] = motionnotify,
+    [PropertyNotify] = propertynotify,
+    [ResizeRequest] = resizerequest,
+    [UnmapNotify] = unmapnotify
+};
+static Atom wmatom[WMLast], netatom[NetLast], xatom[XLast];
+static int running = 1;
+static Cur *cursor[CurLast];
+static Clr **scheme;
+static Display *dpy;
+static Drw *drw;
+static Monitor *mons, *selmon;
+static Window root, wmcheckwin;
+
+/* configuration, allows nested code to access above variables */
+#include "config.h"
+
+/* compile-time check if all tags fit into an unsigned int bit array. */
+struct NumTags { char limitexceeded[LENGTH(tags) > 31 ? -1 : 1]; };
+
+/* function implementations */
+void
+applyrules(Client *c)
+{
+    const char *class, *instance;
+    unsigned int i;
+    const Rule *r;
+    Monitor *m;
+    XClassHint ch = { NULL, NULL };
+
+    /* rule matching */
+    c->isfloating = 0;
+    c->tags = 0;
+    XGetClassHint(dpy, c->win, &ch);
+    class    = ch.res_class ? ch.res_class : broken;
+    instance = ch.res_name  ? ch.res_name  : broken;
+
+    for (i = 0; i < LENGTH(rules); i++) {
+        r = &rules[i];
+        if ((!r->title || strstr(c->name, r->title))
+        && (!r->class || strstr(class, r->class))
+        && (!r->instance || strstr(instance, r->instance)))
+        {
+            c->isfloating = r->isfloating;
+            c->tags |= r->tags;
+            for (m = mons; m && m->num != r->monitor; m = m->next);
+            if (m)
+                c->mon = m;
+        }
+    }
+    if (ch.res_class)
+        XFree(ch.res_class);
+    if (ch.res_name)
+        XFree(ch.res_name);
+    c->tags = c->tags & TAGMASK ? c->tags & TAGMASK : c->mon->tagset[c->mon->seltags];
+}
+
+int
+applysizehints(Client *c, int *x, int *y, int *w, int *h, int interact)
+{
+    int baseismin;
+    Monitor *m = c->mon;
+
+    /* set minimum possible */
+    *w = MAX(1, *w);
+    *h = MAX(1, *h);
+    if (interact) {
+        if (*x > sw)
+            *x = sw - WIDTH(c);
+        if (*y > sh)
+            *y = sh - HEIGHT(c);
+        if (*x + *w + 2 * c->bw < 0)
+            *x = 0;
+        if (*y + *h + 2 * c->bw < 0)
+            *y = 0;
+    } else {
+        if (*x >= m->wx + m->ww)
+            *x = m->wx + m->ww - WIDTH(c);
+        if (*y >= m->wy + m->wh)
+            *y = m->wy + m->wh - HEIGHT(c);
+        if (*x + *w + 2 * c->bw <= m->wx)
+            *x = m->wx;
+        if (*y + *h + 2 * c->bw <= m->wy)
+            *y = m->wy;
+    }
+    if (*h < bh)
+        *h = bh;
+    if (*w < bh)
+        *w = bh;
+    if (resizehints || c->isfloating || !c->mon->lt[c->mon->sellt]->arrange) {
+        /* see last two sentences in ICCCM 4.1.2.3 */
+        baseismin = c->basew == c->minw && c->baseh == c->minh;
+        if (!baseismin) { /* temporarily remove base dimensions */
+            *w -= c->basew;
+            *h -= c->baseh;
+        }
+        /* adjust for aspect limits */
+        if (c->mina > 0 && c->maxa > 0) {
+            if (c->maxa < (float)*w / *h)
+                *w = *h * c->maxa + 0.5;
+            else if (c->mina < (float)*h / *w)
+                *h = *w * c->mina + 0.5;
+        }
+        if (baseismin) { /* increment calculation requires this */
+            *w -= c->basew;
+            *h -= c->baseh;
+        }
+        /* adjust for increment value */
+        if (c->incw)
+            *w -= *w % c->incw;
+        if (c->inch)
+            *h -= *h % c->inch;
+        /* restore base dimensions */
+        *w = MAX(*w + c->basew, c->minw);
+        *h = MAX(*h + c->baseh, c->minh);
+        if (c->maxw)
+            *w = MIN(*w, c->maxw);
+        if (c->maxh)
+            *h = MIN(*h, c->maxh);
+    }
+    return *x != c->x || *y != c->y || *w != c->w || *h != c->h;
+}
+
+void
+arrange(Monitor *m)
+{
+    if (m)
+        showhide(m->stack);
+    else for (m = mons; m; m = m->next)
+        showhide(m->stack);
+    if (m) {
+        arrangemon(m);
+        restack(m);
+    } else for (m = mons; m; m = m->next)
+        arrangemon(m);
+}
+
+void
+arrangemon(Monitor *m)
+{
+    strncpy(m->ltsymbol, m->lt[m->sellt]->symbol, sizeof m->ltsymbol);
+    if (m->lt[m->sellt]->arrange)
+        m->lt[m->sellt]->arrange(m);
+}
+
+void
+attach(Client *c)
+{
+    c->next = c->mon->clients;
+    c->mon->clients = c;
+}
+
+void
+attachstack(Client *c)
+{
+    c->snext = c->mon->stack;
+    c->mon->stack = c;
+}
+
+void
+buttonpress(XEvent *e)
+{
+    unsigned int i, x, click;
+    Arg arg = {0};
+    Client *c;
+    Monitor *m;
+    XButtonPressedEvent *ev = &e->xbutton;
+    *lastbutton = '0' + ev->button;
+
+    click = ClkRootWin;
+    /* focus monitor if necessary */
+    if ((m = wintomon(ev->window)) && m != selmon) {
+        unfocus(selmon->sel, 1);
+        selmon = m;
+        focus(NULL);
+    }
+    if (ev->window == selmon->barwin) {
+        i = x = 0;
+        do
+            x += TEXTW(tags[i]);
+        while (ev->x >= x && ++i < LENGTH(tags));
+        if (i < LENGTH(tags)) {
+            click = ClkTagBar;
+            arg.ui = 1 << i;
+        } else if (ev->x < x + blw)
+            click = ClkLtSymbol;
+//        else if (ev->x > selmon->ww - (int)TEXTW(stext))
+        else if (ev->x < selmon->ww - (int)TEXTW(stext) - getsystraywidth()) {
+//        else if (ev->x > (x = selmon->ww - TEXTW(stext) + lrpad)) {
+//        else if (ev->x > (x = selmon->ww - TEXTW(stext) + lrpad - getsystraywidth())) {
+            click = ClkStatusText;
+//        else
+
+            char *text = rawstext;
+            int i = -1;
+            char ch;
+            statuscmdn = 0;
+            while (text[++i]) {
+                if ((unsigned char)text[i] < ' ') {
+                    ch = text[i];
+                    text[i] = '\0';
+                    x += TEXTW(text) - lrpad;
+                    text[i] = ch;
+                    text += i+1;
+                    i = -1;
+                    if (x >= ev->x) break;
+                    if (ch <= LENGTH(statuscmds)) statuscmdn = ch - 1;
+                }
+            }
+        } else
+            click = ClkWinTitle;
+    } else if ((c = wintoclient(ev->window))) {
+        focus(c);
+        restack(selmon);
+        XAllowEvents(dpy, ReplayPointer, CurrentTime);
+        click = ClkClientWin;
+    }
+    for (i = 0; i < LENGTH(buttons); i++)
+        if (click == buttons[i].click && buttons[i].func && buttons[i].button == ev->button
+        && CLEANMASK(buttons[i].mask) == CLEANMASK(ev->state))
+            buttons[i].func(click == ClkTagBar && buttons[i].arg.i == 0 ? &arg : &buttons[i].arg);
+}
+
+void
+checkotherwm(void)
+{
+    xerrorxlib = XSetErrorHandler(xerrorstart);
+    /* this causes an error if some other window manager is running */
+    XSelectInput(dpy, DefaultRootWindow(dpy), SubstructureRedirectMask);
+    XSync(dpy, False);
+    XSetErrorHandler(xerror);
+    XSync(dpy, False);
+}
+
+void
+cleanup(void)
+{
+    Arg a = {.ui = ~0};
+    Layout foo = { "", NULL };
+    Monitor *m;
+    size_t i;
+
+    view(&a);
+    selmon->lt[selmon->sellt] = &foo;
+    for (m = mons; m; m = m->next)
+        while (m->stack)
+            unmanage(m->stack, 0);
+    XUngrabKey(dpy, AnyKey, AnyModifier, root);
+    while (mons)
+        cleanupmon(mons);
+    if (showsystray) {
+        XUnmapWindow(dpy, systray->win);
+        XDestroyWindow(dpy, systray->win);
+        free(systray);
+    }
+    for (i = 0; i < CurLast; i++)
+        drw_cur_free(drw, cursor[i]);
+    for (i = 0; i < LENGTH(colors); i++)
+        free(scheme[i]);
+    XDestroyWindow(dpy, wmcheckwin);
+    drw_free(drw);
+    XSync(dpy, False);
+    XSetInputFocus(dpy, PointerRoot, RevertToPointerRoot, CurrentTime);
+    XDeleteProperty(dpy, root, netatom[NetActiveWindow]);
+}
+
+void
+cleanupmon(Monitor *mon)
+{
+    Monitor *m;
+
+    if (mon == mons)
+        mons = mons->next;
+    else {
+        for (m = mons; m && m->next != mon; m = m->next);
+        m->next = mon->next;
+    }
+    XUnmapWindow(dpy, mon->barwin);
+    XDestroyWindow(dpy, mon->barwin);
+    free(mon);
+}
+
+void
+clientmessage(XEvent *e)
+{
+    XWindowAttributes wa;
+    XSetWindowAttributes swa;
+    XClientMessageEvent *cme = &e->xclient;
+    Client *c = wintoclient(cme->window);
+
+    if (showsystray && cme->window == systray->win && cme->message_type == netatom[NetSystemTrayOP]) {
+        /* add systray icons */
+        if (cme->data.l[1] == SYSTEM_TRAY_REQUEST_DOCK) {
+            if (!(c = (Client *)calloc(1, sizeof(Client))))
+                die("fatal: could not malloc() %u bytes\n", sizeof(Client));
+            if (!(c->win = cme->data.l[2])) {
+                free(c);
+                return;
+            }
+            c->mon = selmon;
+            c->next = systray->icons;
+            systray->icons = c;
+            if (!XGetWindowAttributes(dpy, c->win, &wa)) {
+                /* use sane defaults */
+                wa.width = bh;
+                wa.height = bh;
+                wa.border_width = 0;
+            }
+            c->x = c->oldx = c->y = c->oldy = 0;
+            c->w = c->oldw = wa.width;
+            c->h = c->oldh = wa.height;
+            c->oldbw = wa.border_width;
+            c->bw = 0;
+            c->isfloating = True;
+            /* reuse tags field as mapped status */
+            c->tags = 1;
+            updatesizehints(c);
+            updatesystrayicongeom(c, wa.width, wa.height);
+            XAddToSaveSet(dpy, c->win);
+            XSelectInput(dpy, c->win, StructureNotifyMask | PropertyChangeMask | ResizeRedirectMask);
+            XReparentWindow(dpy, c->win, systray->win, 0, 0);
+            /* use parents background color */
+            swa.background_pixel  = scheme[SchemeNorm][ColBg].pixel;
+            XChangeWindowAttributes(dpy, c->win, CWBackPixel, &swa);
+            sendevent(c->win, netatom[Xembed], StructureNotifyMask, CurrentTime, XEMBED_EMBEDDED_NOTIFY, 0 , systray->win, XEMBED_EMBEDDED_VERSION);
+            /* FIXME not sure if I have to send these events, too */
+            sendevent(c->win, netatom[Xembed], StructureNotifyMask, CurrentTime, XEMBED_FOCUS_IN, 0 , systray->win, XEMBED_EMBEDDED_VERSION);
+            sendevent(c->win, netatom[Xembed], StructureNotifyMask, CurrentTime, XEMBED_WINDOW_ACTIVATE, 0 , systray->win, XEMBED_EMBEDDED_VERSION);
+            sendevent(c->win, netatom[Xembed], StructureNotifyMask, CurrentTime, XEMBED_MODALITY_ON, 0 , systray->win, XEMBED_EMBEDDED_VERSION);
+            XSync(dpy, False);
+            resizebarwin(selmon);
+            updatesystray();
+            setclientstate(c, NormalState);
+        }
+        return;
+    }
+    if (!c)
+        return;
+    if (cme->message_type == netatom[NetWMState]) {
+        if (cme->data.l[1] == netatom[NetWMFullscreen]
+        || cme->data.l[2] == netatom[NetWMFullscreen])
+            setfullscreen(c, (cme->data.l[0] == 1 /* _NET_WM_STATE_ADD    */
+                || (cme->data.l[0] == 2 /* _NET_WM_STATE_TOGGLE */ && !c->isfullscreen)));
+    } else if (cme->message_type == netatom[NetActiveWindow]) {
+        if (c != selmon->sel && !c->isurgent)
+            seturgent(c, 1);
+    }
+}
+
+void
+configure(Client *c)
+{
+    XConfigureEvent ce;
+
+    ce.type = ConfigureNotify;
+    ce.display = dpy;
+    ce.event = c->win;
+    ce.window = c->win;
+    ce.x = c->x;
+    ce.y = c->y;
+    ce.width = c->w;
+    ce.height = c->h;
+    ce.border_width = c->bw;
+    ce.above = None;
+    ce.override_redirect = False;
+    XSendEvent(dpy, c->win, False, StructureNotifyMask, (XEvent *)&ce);
+}
+
+void
+configurenotify(XEvent *e)
+{
+    Monitor *m;
+    Client *c;
+    XConfigureEvent *ev = &e->xconfigure;
+    int dirty;
+
+    /* TODO: updategeom handling sucks, needs to be simplified */
+    if (ev->window == root) {
+        dirty = (sw != ev->width || sh != ev->height);
+        sw = ev->width;
+        sh = ev->height;
+        if (updategeom() || dirty) {
+            drw_resize(drw, sw, bh);
+            updatebars();
+            for (m = mons; m; m = m->next) {
+                for (c = m->clients; c; c = c->next)
+                    if (c->isfullscreen)
+                        resizeclient(c, m->mx, m->my, m->mw, m->mh);
+                resizebarwin(m);
+            }
+            focus(NULL);
+            arrange(NULL);
+        }
+    }
+}
+
+void
+configurerequest(XEvent *e)
+{
+    Client *c;
+    Monitor *m;
+    XConfigureRequestEvent *ev = &e->xconfigurerequest;
+    XWindowChanges wc;
+
+    if ((c = wintoclient(ev->window))) {
+        if (ev->value_mask & CWBorderWidth)
+            c->bw = ev->border_width;
+        else if (c->isfloating || !selmon->lt[selmon->sellt]->arrange) {
+            m = c->mon;
+            if (ev->value_mask & CWX) {
+                c->oldx = c->x;
+                c->x = m->mx + ev->x;
+            }
+            if (ev->value_mask & CWY) {
+                c->oldy = c->y;
+                c->y = m->my + ev->y;
+            }
+            if (ev->value_mask & CWWidth) {
+                c->oldw = c->w;
+                c->w = ev->width;
+            }
+            if (ev->value_mask & CWHeight) {
+                c->oldh = c->h;
+                c->h = ev->height;
+            }
+            if ((c->x + c->w) > m->mx + m->mw && c->isfloating)
+                c->x = m->mx + (m->mw / 2 - WIDTH(c) / 2); /* center in x direction */
+            if ((c->y + c->h) > m->my + m->mh && c->isfloating)
+                c->y = m->my + (m->mh / 2 - HEIGHT(c) / 2); /* center in y direction */
+            if ((ev->value_mask & (CWX|CWY)) && !(ev->value_mask & (CWWidth|CWHeight)))
+                configure(c);
+            if (ISVISIBLE(c))
+                XMoveResizeWindow(dpy, c->win, c->x, c->y, c->w, c->h);
+        } else
+            configure(c);
+    } else {
+        wc.x = ev->x;
+        wc.y = ev->y;
+        wc.width = ev->width;
+        wc.height = ev->height;
+        wc.border_width = ev->border_width;
+        wc.sibling = ev->above;
+        wc.stack_mode = ev->detail;
+        XConfigureWindow(dpy, ev->window, ev->value_mask, &wc);
+    }
+    XSync(dpy, False);
+}
+
+void
+copyvalidchars(char *text, char *rawtext)
+{
+    int i = -1, j = 0;
+
+    while(rawtext[++i]) {
+        if ((unsigned char)rawtext[i] >= ' ') {
+            text[j++] = rawtext[i];
+        }
+    }
+    text[j] = '\0';
+}
+
+Monitor *
+createmon(void)
+{
+    Monitor *m;
+
+    m = ecalloc(1, sizeof(Monitor));
+    m->tagset[0] = m->tagset[1] = 1;
+    m->mfact = mfact;
+    m->nmaster = nmaster;
+    m->showbar = showbar;
+    m->topbar = topbar;
+    m->gappx = gappx;
+    m->lt[0] = &layouts[0];
+    m->lt[1] = &layouts[1 % LENGTH(layouts)];
+    strncpy(m->ltsymbol, layouts[0].symbol, sizeof m->ltsymbol);
+    return m;
+}
+
+void
+destroynotify(XEvent *e)
+{
+    Client *c;
+    XDestroyWindowEvent *ev = &e->xdestroywindow;
+
+    if ((c = wintoclient(ev->window)))
+        unmanage(c, 1);
+    else if ((c = wintosystrayicon(ev->window))) {
+        removesystrayicon(c);
+        resizebarwin(selmon);
+        updatesystray();
+    }
+}
+
+void
+detach(Client *c)
+{
+    Client **tc;
+
+    for (tc = &c->mon->clients; *tc && *tc != c; tc = &(*tc)->next);
+    *tc = c->next;
+}
+
+void
+detachstack(Client *c)
+{
+    Client **tc, *t;
+
+    for (tc = &c->mon->stack; *tc && *tc != c; tc = &(*tc)->snext);
+    *tc = c->snext;
+
+    if (c == c->mon->sel) {
+        for (t = c->mon->stack; t && !ISVISIBLE(t); t = t->snext);
+        c->mon->sel = t;
+    }
+}
+
+Monitor *
+dirtomon(int dir)
+{
+    Monitor *m = NULL;
+
+    if (dir > 0) {
+        if (!(m = selmon->next))
+            m = mons;
+    } else if (selmon == mons)
+        for (m = mons; m->next; m = m->next);
+    else
+        for (m = mons; m->next != selmon; m = m->next);
+    return m;
+}
+
+void
+drawbar(Monitor *m)
+{
+    int x, w, tw = 0, stw = 0;
+    int boxs = drw->fonts->h / 9;
+    int boxw = drw->fonts->h / 6 + 2;
+    unsigned int i, occ = 0, urg = 0;
+    Client *c;
+
+    if(showsystray && m == systraytomon(m) && !systrayonleft)
+        stw = getsystraywidth();
+
+    /* draw status first so it can be overdrawn by tags later */
+    if (m == selmon) { /* status is only drawn on selected monitor */
+        drw_setscheme(drw, scheme[SchemeNorm]);
+        tw = TEXTW(stext) - lrpad + 8; /* 2px padding */
+        drw_text(drw, m->ww - tw - stw, 0, tw, bh, lrpad / 2 - 2, stext, 0);
+    }
+
+    resizebarwin(m);
+    for (c = m->clients; c; c = c->next) {
+        occ |= c->tags;
+        if (c->isurgent)
+            urg |= c->tags;
+    }
+    x = 0;
+    for (i = 0; i < LENGTH(tags); i++) {
+        w = TEXTW(tags[i]);
+        drw_setscheme(drw, scheme[m->tagset[m->seltags] & 1 << i ? SchemeSel : SchemeNorm]);
+        drw_text(drw, x, 0, w, bh, lrpad / 2, tags[i], urg & 1 << i);
+        if (occ & 1 << i)
+            drw_rect(drw, x + boxs, boxs, boxw, boxw,
+                m == selmon && selmon->sel && selmon->sel->tags & 1 << i,
+                urg & 1 << i);
+        x += w;
+    }
+    w = blw = TEXTW(m->ltsymbol);
+    drw_setscheme(drw, scheme[SchemeNorm]);
+    x = drw_text(drw, x, 0, w, bh, lrpad / 2, m->ltsymbol, 0);
+
+    if ((w = m->ww - tw - stw - x) > bh) {
+        if (m->sel) {
+            drw_setscheme(drw, scheme[m == selmon ? SchemeSel : SchemeNorm]);
+            drw_text(drw, x, 0, w, bh, lrpad / 2, m->sel->name, 0);
+            if (m->sel->isfloating)
+                drw_rect(drw, x + boxs, boxs, boxw, boxw, m->sel->isfixed, 0);
+        } else {
+            drw_setscheme(drw, scheme[SchemeNorm]);
+            drw_rect(drw, x, 0, w, bh, 1, 1);
+        }
+    }
+    drw_map(drw, m->barwin, 0, 0, m->ww - stw, bh);
+}
+
+void
+drawbars(void)
+{
+    Monitor *m;
+
+    for (m = mons; m; m = m->next)
+        drawbar(m);
+}
+
+void
+enternotify(XEvent *e)
+{
+    Client *c;
+    Monitor *m;
+    XCrossingEvent *ev = &e->xcrossing;
+
+    if ((ev->mode != NotifyNormal || ev->detail == NotifyInferior) && ev->window != root)
+        return;
+    c = wintoclient(ev->window);
+    m = c ? c->mon : wintomon(ev->window);
+    if (m != selmon) {
+        unfocus(selmon->sel, 1);
+        selmon = m;
+    } else if (!c || c == selmon->sel)
+        return;
+    focus(c);
+}
+
+void
+expose(XEvent *e)
+{
+    Monitor *m;
+    XExposeEvent *ev = &e->xexpose;
+
+    if (ev->count == 0 && (m = wintomon(ev->window))) {
+        drawbar(m);
+        if (m == selmon)
+            updatesystray();
+    }
+}
+
+void
+focus(Client *c)
+{
+    if (!c || !ISVISIBLE(c))
+        for (c = selmon->stack; c && !ISVISIBLE(c); c = c->snext);
+    if (selmon->sel && selmon->sel != c)
+        unfocus(selmon->sel, 0);
+    if (c) {
+        if (c->mon != selmon)
+            selmon = c->mon;
+        if (c->isurgent)
+            seturgent(c, 0);
+        detachstack(c);
+        attachstack(c);
+        grabbuttons(c, 1);
+        XSetWindowBorder(dpy, c->win, scheme[SchemeSel][ColBorder].pixel);
+        setfocus(c);
+    } else {
+        XSetInputFocus(dpy, root, RevertToPointerRoot, CurrentTime);
+        XDeleteProperty(dpy, root, netatom[NetActiveWindow]);
+    }
+    selmon->sel = c;
+    drawbars();
+}
+
+/* there are some broken focus acquiring clients needing extra handling */
+void
+focusin(XEvent *e)
+{
+    XFocusChangeEvent *ev = &e->xfocus;
+
+    if (selmon->sel && ev->window != selmon->sel->win)
+        setfocus(selmon->sel);
+}
+
+void
+focusmon(const Arg *arg)
+{
+    Monitor *m;
+
+    if (!mons->next)
+        return;
+    if ((m = dirtomon(arg->i)) == selmon)
+        return;
+    unfocus(selmon->sel, 0);
+    selmon = m;
+    focus(NULL);
+}
+
+void
+focusstack(const Arg *arg)
+{
+    Client *c = NULL, *i;
+
+    if (!selmon->sel)
+        return;
+    if (arg->i > 0) {
+        for (c = selmon->sel->next; c && !ISVISIBLE(c); c = c->next);
+        if (!c)
+            for (c = selmon->clients; c && !ISVISIBLE(c); c = c->next);
+    } else {
+        for (i = selmon->clients; i != selmon->sel; i = i->next)
+            if (ISVISIBLE(i))
+                c = i;
+        if (!c)
+            for (; i; i = i->next)
+                if (ISVISIBLE(i))
+                    c = i;
+    }
+    if (c) {
+        focus(c);
+        restack(selmon);
+    }
+}
+
+Atom
+getatomprop(Client *c, Atom prop)
+{
+    int di;
+    unsigned long dl;
+    unsigned char *p = NULL;
+    Atom da, atom = None;
+    /* FIXME getatomprop should return the number of items and a pointer to
+     * the stored data instead of this workaround */
+    Atom req = XA_ATOM;
+    if (prop == xatom[XembedInfo])
+        req = xatom[XembedInfo];
+
+    if (XGetWindowProperty(dpy, c->win, prop, 0L, sizeof atom, False, req,
+        &da, &di, &dl, &dl, &p) == Success && p) {
+        atom = *(Atom *)p;
+        if (da == xatom[XembedInfo] && dl == 2)
+            atom = ((Atom *)p)[1];
+        XFree(p);
+    }
+    return atom;
+}
+
+int
+getdwmblockspid()
+{
+    char buf[16];
+    FILE *fp = popen("pidof -s dwmblocks", "r");
+    fgets(buf, sizeof(buf), fp);
+    pid_t pid = strtoul(buf, NULL, 10);
+    pclose(fp);
+    dwmblockspid = pid;
+    return pid != 0 ? 0 : -1;
+}
+
+int
+getrootptr(int *x, int *y)
+{
+    int di;
+    unsigned int dui;
+    Window dummy;
+
+    return XQueryPointer(dpy, root, &dummy, &dummy, x, y, &di, &di, &dui);
+}
+
+long
+getstate(Window w)
+{
+    int format;
+    long result = -1;
+    unsigned char *p = NULL;
+    unsigned long n, extra;
+    Atom real;
+
+    if (XGetWindowProperty(dpy, w, wmatom[WMState], 0L, 2L, False, wmatom[WMState],
+        &real, &format, &n, &extra, (unsigned char **)&p) != Success)
+        return -1;
+    if (n != 0)
+        result = *p;
+    XFree(p);
+    return result;
+}
+
+unsigned int
+getsystraywidth()
+{
+    unsigned int w = 0;
+    Client *i;
+    if(showsystray)
+        for(i = systray->icons; i; w += i->w + systrayspacing, i = i->next) ;
+    return w ? w + systrayspacing : 1;
+}
+
+int
+gettextprop(Window w, Atom atom, char *text, unsigned int size)
+{
+    char **list = NULL;
+    int n;
+    XTextProperty name;
+
+    if (!text || size == 0)
+        return 0;
+    text[0] = '\0';
+    if (!XGetTextProperty(dpy, w, &name, atom) || !name.nitems)
+        return 0;
+    if (name.encoding == XA_STRING)
+        strncpy(text, (char *)name.value, size - 1);
+    else {
+        if (XmbTextPropertyToTextList(dpy, &name, &list, &n) >= Success && n > 0 && *list) {
+            strncpy(text, *list, size - 1);
+            XFreeStringList(list);
+        }
+    }
+    text[size - 1] = '\0';
+    XFree(name.value);
+    return 1;
+}
+
+void
+grabbuttons(Client *c, int focused)
+{
+    updatenumlockmask();
+    {
+        unsigned int i, j;
+        unsigned int modifiers[] = { 0, LockMask, numlockmask, numlockmask|LockMask };
+        XUngrabButton(dpy, AnyButton, AnyModifier, c->win);
+        if (!focused)
+            XGrabButton(dpy, AnyButton, AnyModifier, c->win, False,
+                BUTTONMASK, GrabModeSync, GrabModeSync, None, None);
+        for (i = 0; i < LENGTH(buttons); i++)
+            if (buttons[i].click == ClkClientWin)
+                for (j = 0; j < LENGTH(modifiers); j++)
+                    XGrabButton(dpy, buttons[i].button,
+                        buttons[i].mask | modifiers[j],
+                        c->win, False, BUTTONMASK,
+                        GrabModeAsync, GrabModeSync, None, None);
+    }
+}
+
+void
+grabkeys(void)
+{
+    updatenumlockmask();
+    {
+        unsigned int i, j;
+        unsigned int modifiers[] = { 0, LockMask, numlockmask, numlockmask|LockMask };
+        KeyCode code;
+
+        XUngrabKey(dpy, AnyKey, AnyModifier, root);
+        for (i = 0; i < LENGTH(keys); i++)
+            if ((code = XKeysymToKeycode(dpy, keys[i].keysym)))
+                for (j = 0; j < LENGTH(modifiers); j++)
+                    XGrabKey(dpy, code, keys[i].mod | modifiers[j], root,
+                        True, GrabModeAsync, GrabModeAsync);
+    }
+}
+
+void
+incnmaster(const Arg *arg)
+{
+    selmon->nmaster = MAX(selmon->nmaster + arg->i, 0);
+    arrange(selmon);
+}
+
+#ifdef XINERAMA
+static int
+isuniquegeom(XineramaScreenInfo *unique, size_t n, XineramaScreenInfo *info)
+{
+    while (n--)
+        if (unique[n].x_org == info->x_org && unique[n].y_org == info->y_org
+        && unique[n].width == info->width && unique[n].height == info->height)
+            return 0;
+    return 1;
+}
+#endif /* XINERAMA */
+
+void
+keypress(XEvent *e)
+{
+    unsigned int i;
+    KeySym keysym;
+    XKeyEvent *ev;
+
+    ev = &e->xkey;
+    keysym = XKeycodeToKeysym(dpy, (KeyCode)ev->keycode, 0);
+    for (i = 0; i < LENGTH(keys); i++)
+        if (keysym == keys[i].keysym
+        && CLEANMASK(keys[i].mod) == CLEANMASK(ev->state)
+        && keys[i].func)
+            keys[i].func(&(keys[i].arg));
+}
+
+void
+killclient(const Arg *arg)
+{
+    if (!selmon->sel)
+        return;
+    if (!sendevent(selmon->sel->win, wmatom[WMDelete], NoEventMask, wmatom[WMDelete], CurrentTime, 0 , 0, 0)) {
+        XGrabServer(dpy);
+        XSetErrorHandler(xerrordummy);
+        XSetCloseDownMode(dpy, DestroyAll);
+        XKillClient(dpy, selmon->sel->win);
+        XSync(dpy, False);
+        XSetErrorHandler(xerror);
+        XUngrabServer(dpy);
+    }
+}
+
+void
+manage(Window w, XWindowAttributes *wa)
+{
+    Client *c, *t = NULL;
+    Window trans = None;
+    XWindowChanges wc;
+
+    c = ecalloc(1, sizeof(Client));
+    c->win = w;
+    /* geometry */
+    c->x = c->oldx = wa->x;
+    c->y = c->oldy = wa->y;
+    c->w = c->oldw = wa->width;
+    c->h = c->oldh = wa->height;
+    c->oldbw = wa->border_width;
+
+    updatetitle(c);
+    if (XGetTransientForHint(dpy, w, &trans) && (t = wintoclient(trans))) {
+        c->mon = t->mon;
+        c->tags = t->tags;
+    } else {
+        c->mon = selmon;
+        applyrules(c);
+    }
+
+    if (c->x + WIDTH(c) > c->mon->mx + c->mon->mw)
+        c->x = c->mon->mx + c->mon->mw - WIDTH(c);
+    if (c->y + HEIGHT(c) > c->mon->my + c->mon->mh)
+        c->y = c->mon->my + c->mon->mh - HEIGHT(c);
+    c->x = MAX(c->x, c->mon->mx);
+    /* only fix client y-offset, if the client center might cover the bar */
+    c->y = MAX(c->y, ((c->mon->by == c->mon->my) && (c->x + (c->w / 2) >= c->mon->wx)
+        && (c->x + (c->w / 2) < c->mon->wx + c->mon->ww)) ? bh : c->mon->my);
+    c->bw = borderpx;
+
+    wc.border_width = c->bw;
+    XConfigureWindow(dpy, w, CWBorderWidth, &wc);
+    XSetWindowBorder(dpy, w, scheme[SchemeNorm][ColBorder].pixel);
+    configure(c); /* propagates border_width, if size doesn't change */
+    updatewindowtype(c);
+    updatesizehints(c);
+    updatewmhints(c);
+    c->x = c->mon->mx + (c->mon->mw - WIDTH(c)) / 2;
+    c->y = c->mon->my + (c->mon->mh - HEIGHT(c)) / 2;
+    XSelectInput(dpy, w, EnterWindowMask|FocusChangeMask|PropertyChangeMask|StructureNotifyMask);
+    grabbuttons(c, 0);
+    if (!c->isfloating)
+        c->isfloating = c->oldstate = trans != None || c->isfixed;
+    if (c->isfloating)
+        XRaiseWindow(dpy, c->win);
+    attach(c);
+    attachstack(c);
+    XChangeProperty(dpy, root, netatom[NetClientList], XA_WINDOW, 32, PropModeAppend,
+        (unsigned char *) &(c->win), 1);
+    XMoveResizeWindow(dpy, c->win, c->x + 2 * sw, c->y, c->w, c->h); /* some windows require this */
+    setclientstate(c, NormalState);
+    if (c->mon == selmon)
+        unfocus(selmon->sel, 0);
+    c->mon->sel = c;
+    arrange(c->mon);
+    XMapWindow(dpy, c->win);
+    focus(NULL);
+}
+
+void
+mappingnotify(XEvent *e)
+{
+    XMappingEvent *ev = &e->xmapping;
+
+    XRefreshKeyboardMapping(ev);
+    if (ev->request == MappingKeyboard)
+        grabkeys();
+}
+
+void
+maprequest(XEvent *e)
+{
+    static XWindowAttributes wa;
+    XMapRequestEvent *ev = &e->xmaprequest;
+    Client *i;
+    if ((i = wintosystrayicon(ev->window))) {
+        sendevent(i->win, netatom[Xembed], StructureNotifyMask, CurrentTime, XEMBED_WINDOW_ACTIVATE, 0, systray->win, XEMBED_EMBEDDED_VERSION);
+        resizebarwin(selmon);
+        updatesystray();
+    }
+
+    if (!XGetWindowAttributes(dpy, ev->window, &wa))
+        return;
+    if (wa.override_redirect)
+        return;
+    if (!wintoclient(ev->window))
+        manage(ev->window, &wa);
+}
+
+void
+monocle(Monitor *m)
+{
+    unsigned int n = 0;
+    Client *c;
+
+    for (c = m->clients; c; c = c->next)
+        if (ISVISIBLE(c))
+            n++;
+    if (n > 0) /* override layout symbol */
+        snprintf(m->ltsymbol, sizeof m->ltsymbol, "[%d]", n);
+    for (c = nexttiled(m->clients); c; c = nexttiled(c->next))
+        resize(c, m->wx, m->wy, m->ww - 2 * c->bw, m->wh - 2 * c->bw, 0);
+}
+
+void
+motionnotify(XEvent *e)
+{
+    static Monitor *mon = NULL;
+    Monitor *m;
+    XMotionEvent *ev = &e->xmotion;
+
+    if (ev->window != root)
+        return;
+    if ((m = recttomon(ev->x_root, ev->y_root, 1, 1)) != mon && mon) {
+        unfocus(selmon->sel, 1);
+        selmon = m;
+        focus(NULL);
+    }
+    mon = m;
+}
+
+void
+movemouse(const Arg *arg)
+{
+    int x, y, ocx, ocy, nx, ny;
+    Client *c;
+    Monitor *m;
+    XEvent ev;
+    Time lasttime = 0;
+
+    if (!(c = selmon->sel))
+        return;
+    if (c->isfullscreen) /* no support moving fullscreen windows by mouse */
+        return;
+    restack(selmon);
+    ocx = c->x;
+    ocy = c->y;
+    if (XGrabPointer(dpy, root, False, MOUSEMASK, GrabModeAsync, GrabModeAsync,
+        None, cursor[CurMove]->cursor, CurrentTime) != GrabSuccess)
+        return;
+    if (!getrootptr(&x, &y))
+        return;
+    do {
+        XMaskEvent(dpy, MOUSEMASK|ExposureMask|SubstructureRedirectMask, &ev);
+        switch(ev.type) {
+        case ConfigureRequest:
+        case Expose:
+        case MapRequest:
+            handler[ev.type](&ev);
+            break;
+        case MotionNotify:
+            if ((ev.xmotion.time - lasttime) <= (1000 / 60))
+                continue;
+            lasttime = ev.xmotion.time;
+
+            nx = ocx + (ev.xmotion.x - x);
+            ny = ocy + (ev.xmotion.y - y);
+            if (abs(selmon->wx - nx) < snap)
+                nx = selmon->wx;
+            else if (abs((selmon->wx + selmon->ww) - (nx + WIDTH(c))) < snap)
+                nx = selmon->wx + selmon->ww - WIDTH(c);
+            if (abs(selmon->wy - ny) < snap)
+                ny = selmon->wy;
+            else if (abs((selmon->wy + selmon->wh) - (ny + HEIGHT(c))) < snap)
+                ny = selmon->wy + selmon->wh - HEIGHT(c);
+            if (!c->isfloating && selmon->lt[selmon->sellt]->arrange
+            && (abs(nx - c->x) > snap || abs(ny - c->y) > snap))
+                togglefloating(NULL);
+            if (!selmon->lt[selmon->sellt]->arrange || c->isfloating)
+                resize(c, nx, ny, c->w, c->h, 1);
+            break;
+        }
+    } while (ev.type != ButtonRelease);
+    XUngrabPointer(dpy, CurrentTime);
+    if ((m = recttomon(c->x, c->y, c->w, c->h)) != selmon) {
+        sendmon(c, m);
+        selmon = m;
+        focus(NULL);
+    }
+}
+
+Client *
+nexttiled(Client *c)
+{
+    for (; c && (c->isfloating || !ISVISIBLE(c)); c = c->next);
+    return c;
+}
+
+void
+pop(Client *c)
+{
+    detach(c);
+    attach(c);
+    focus(c);
+    arrange(c->mon);
+}
+
+void
+propertynotify(XEvent *e)
+{
+    Client *c;
+    Window trans;
+    XPropertyEvent *ev = &e->xproperty;
+
+    if ((c = wintosystrayicon(ev->window))) {
+        if (ev->atom == XA_WM_NORMAL_HINTS) {
+            updatesizehints(c);
+            updatesystrayicongeom(c, c->w, c->h);
+        }
+        else
+            updatesystrayiconstate(c, ev);
+        resizebarwin(selmon);
+        updatesystray();
+    }
+    if ((ev->window == root) && (ev->atom == XA_WM_NAME))
+        updatestatus();
+    else if (ev->state == PropertyDelete)
+        return; /* ignore */
+    else if ((c = wintoclient(ev->window))) {
+        switch(ev->atom) {
+        default: break;
+        case XA_WM_TRANSIENT_FOR:
+            if (!c->isfloating && (XGetTransientForHint(dpy, c->win, &trans)) &&
+                (c->isfloating = (wintoclient(trans)) != NULL))
+                arrange(c->mon);
+            break;
+        case XA_WM_NORMAL_HINTS:
+            updatesizehints(c);
+            break;
+        case XA_WM_HINTS:
+            updatewmhints(c);
+            drawbars();
+            break;
+        }
+        if (ev->atom == XA_WM_NAME || ev->atom == netatom[NetWMName]) {
+            updatetitle(c);
+            if (c == c->mon->sel)
+                drawbar(c->mon);
+        }
+        if (ev->atom == netatom[NetWMWindowType])
+            updatewindowtype(c);
+    }
+}
+
+void
+quit(const Arg *arg)
+{
+    running = 0;
+}
+
+Monitor *
+recttomon(int x, int y, int w, int h)
+{
+    Monitor *m, *r = selmon;
+    int a, area = 0;
+
+    for (m = mons; m; m = m->next)
+        if ((a = INTERSECT(x, y, w, h, m)) > area) {
+            area = a;
+            r = m;
+        }
+    return r;
+}
+
+void
+removesystrayicon(Client *i)
+{
+    Client **ii;
+
+    if (!showsystray || !i)
+        return;
+    for (ii = &systray->icons; *ii && *ii != i; ii = &(*ii)->next);
+    if (ii)
+        *ii = i->next;
+    free(i);
+}
+
+
+void
+resize(Client *c, int x, int y, int w, int h, int interact)
+{
+    if (applysizehints(c, &x, &y, &w, &h, interact))
+        resizeclient(c, x, y, w, h);
+}
+
+void
+resizebarwin(Monitor *m) {
+    unsigned int w = m->ww;
+    if (showsystray && m == systraytomon(m) && !systrayonleft)
+        w -= getsystraywidth();
+    XMoveResizeWindow(dpy, m->barwin, m->wx, m->by, w, bh);
+}
+
+void
+resizeclient(Client *c, int x, int y, int w, int h)
+{
+    XWindowChanges wc;
+
+    c->oldx = c->x; c->x = wc.x = x;
+    c->oldy = c->y; c->y = wc.y = y;
+    c->oldw = c->w; c->w = wc.width = w;
+    c->oldh = c->h; c->h = wc.height = h;
+    wc.border_width = c->bw;
+    XConfigureWindow(dpy, c->win, CWX|CWY|CWWidth|CWHeight|CWBorderWidth, &wc);
+    configure(c);
+    XSync(dpy, False);
+}
+
+void
+resizemouse(const Arg *arg)
+{
+    int ocx, ocy, nw, nh;
+    Client *c;
+    Monitor *m;
+    XEvent ev;
+    Time lasttime = 0;
+
+    if (!(c = selmon->sel))
+        return;
+    if (c->isfullscreen) /* no support resizing fullscreen windows by mouse */
+        return;
+    restack(selmon);
+    ocx = c->x;
+    ocy = c->y;
+    if (XGrabPointer(dpy, root, False, MOUSEMASK, GrabModeAsync, GrabModeAsync,
+        None, cursor[CurResize]->cursor, CurrentTime) != GrabSuccess)
+        return;
+    XWarpPointer(dpy, None, c->win, 0, 0, 0, 0, c->w + c->bw - 1, c->h + c->bw - 1);
+    do {
+        XMaskEvent(dpy, MOUSEMASK|ExposureMask|SubstructureRedirectMask, &ev);
+        switch(ev.type) {
+        case ConfigureRequest:
+        case Expose:
+        case MapRequest:
+            handler[ev.type](&ev);
+            break;
+        case MotionNotify:
+            if ((ev.xmotion.time - lasttime) <= (1000 / 60))
+                continue;
+            lasttime = ev.xmotion.time;
+
+            nw = MAX(ev.xmotion.x - ocx - 2 * c->bw + 1, 1);
+            nh = MAX(ev.xmotion.y - ocy - 2 * c->bw + 1, 1);
+            if (c->mon->wx + nw >= selmon->wx && c->mon->wx + nw <= selmon->wx + selmon->ww
+            && c->mon->wy + nh >= selmon->wy && c->mon->wy + nh <= selmon->wy + selmon->wh)
+            {
+                if (!c->isfloating && selmon->lt[selmon->sellt]->arrange
+                && (abs(nw - c->w) > snap || abs(nh - c->h) > snap))
+                    togglefloating(NULL);
+            }
+            if (!selmon->lt[selmon->sellt]->arrange || c->isfloating)
+                resize(c, c->x, c->y, nw, nh, 1);
+            break;
+        }
+    } while (ev.type != ButtonRelease);
+    XWarpPointer(dpy, None, c->win, 0, 0, 0, 0, c->w + c->bw - 1, c->h + c->bw - 1);
+    XUngrabPointer(dpy, CurrentTime);
+    while (XCheckMaskEvent(dpy, EnterWindowMask, &ev));
+    if ((m = recttomon(c->x, c->y, c->w, c->h)) != selmon) {
+        sendmon(c, m);
+        selmon = m;
+        focus(NULL);
+    }
+}
+
+void
+resizerequest(XEvent *e)
+{
+    XResizeRequestEvent *ev = &e->xresizerequest;
+    Client *i;
+
+    if ((i = wintosystrayicon(ev->window))) {
+        updatesystrayicongeom(i, ev->width, ev->height);
+        resizebarwin(selmon);
+        updatesystray();
+    }
+}
+
+void
+restack(Monitor *m)
+{
+    Client *c;
+    XEvent ev;
+    XWindowChanges wc;
+
+    drawbar(m);
+    if (!m->sel)
+        return;
+    if (m->sel->isfloating || !m->lt[m->sellt]->arrange)
+        XRaiseWindow(dpy, m->sel->win);
+    if (m->lt[m->sellt]->arrange) {
+        wc.stack_mode = Below;
+        wc.sibling = m->barwin;
+        for (c = m->stack; c; c = c->snext)
+            if (!c->isfloating && ISVISIBLE(c)) {
+                XConfigureWindow(dpy, c->win, CWSibling|CWStackMode, &wc);
+                wc.sibling = c->win;
+            }
+    }
+    XSync(dpy, False);
+    while (XCheckMaskEvent(dpy, EnterWindowMask, &ev));
+}
+
+void
+run(void)
+{
+    XEvent ev;
+    /* main event loop */
+    XSync(dpy, False);
+    while (running && !XNextEvent(dpy, &ev))
+        if (handler[ev.type])
+            handler[ev.type](&ev); /* call handler */
+}
+
+void
+runautostart(void)
+{
+    char *pathpfx;
+    char *path;
+    char *xdgdatahome;
+    char *home;
+    struct stat sb;
+
+    if ((home = getenv("HOME")) == NULL)
+        /* this is almost impossible */
+        return;
+
+    /* if $XDG_DATA_HOME is set and not empty, use $XDG_DATA_HOME/dwm,
+     * otherwise use ~/.local/share/dwm as autostart script directory
+     */
+    xdgdatahome = getenv("XDG_DATA_HOME");
+    if (xdgdatahome != NULL && *xdgdatahome != '\0') {
+        /* space for path segments, separators and nul */
+        pathpfx = ecalloc(1, strlen(xdgdatahome) + strlen(dwmdir) + 2);
+
+        if (sprintf(pathpfx, "%s/%s", xdgdatahome, dwmdir) <= 0) {
+            free(pathpfx);
+            return;
+        }
+    } else {
+        /* space for path segments, separators and nul */
+        pathpfx = ecalloc(1, strlen(home) + strlen(localshare)
+                             + strlen(dwmdir) + 3);
+
+        if (sprintf(pathpfx, "%s/%s/%s", home, localshare, dwmdir) < 0) {
+            free(pathpfx);
+            return;
+        }
+    }
+
+    /* check if the autostart script directory exists */
+    if (! (stat(pathpfx, &sb) == 0 && S_ISDIR(sb.st_mode))) {
+        /* the XDG conformant path does not exist or is no directory
+         * so we try ~/.dwm instead
+         */
+        char *pathpfx_new = realloc(pathpfx, strlen(home) + strlen(dwmdir) + 3);
+        if(pathpfx_new == NULL) {
+            free(pathpfx);
+            return;
+        }
+        pathpfx = pathpfx_new;
+
+        if (sprintf(pathpfx, "%s/.%s", home, dwmdir) <= 0) {
+            free(pathpfx);
+            return;
+        }
+    }
+
+    /* try the blocking script first */
+    path = ecalloc(1, strlen(pathpfx) + strlen(autostartblocksh) + 2);
+    if (sprintf(path, "%s/%s", pathpfx, autostartblocksh) <= 0) {
+        free(path);
+        free(pathpfx);
+    }
+
+    if (access(path, X_OK) == 0)
+        system(path);
+
+    /* now the non-blocking script */
+    if (sprintf(path, "%s/%s", pathpfx, autostartsh) <= 0) {
+        free(path);
+        free(pathpfx);
+    }
+
+    if (access(path, X_OK) == 0)
+        system(strcat(path, " &"));
+
+    free(pathpfx);
+    free(path);
+}
+
+void
+scan(void)
+{
+    unsigned int i, num;
+    Window d1, d2, *wins = NULL;
+    XWindowAttributes wa;
+
+    if (XQueryTree(dpy, root, &d1, &d2, &wins, &num)) {
+        for (i = 0; i < num; i++) {
+            if (!XGetWindowAttributes(dpy, wins[i], &wa)
+            || wa.override_redirect || XGetTransientForHint(dpy, wins[i], &d1))
+                continue;
+            if (wa.map_state == IsViewable || getstate(wins[i]) == IconicState)
+                manage(wins[i], &wa);
+        }
+        for (i = 0; i < num; i++) { /* now the transients */
+            if (!XGetWindowAttributes(dpy, wins[i], &wa))
+                continue;
+            if (XGetTransientForHint(dpy, wins[i], &d1)
+            && (wa.map_state == IsViewable || getstate(wins[i]) == IconicState))
+                manage(wins[i], &wa);
+        }
+        if (wins)
+            XFree(wins);
+    }
+}
+
+void
+sendmon(Client *c, Monitor *m)
+{
+    if (c->mon == m)
+        return;
+    unfocus(c, 1);
+    detach(c);
+    detachstack(c);
+    c->mon = m;
+    c->tags = m->tagset[m->seltags]; /* assign tags of target monitor */
+    attach(c);
+    attachstack(c);
+    focus(NULL);
+    arrange(NULL);
+}
+
+void
+setclientstate(Client *c, long state)
+{
+    long data[] = { state, None };
+
+    XChangeProperty(dpy, c->win, wmatom[WMState], wmatom[WMState], 32,
+        PropModeReplace, (unsigned char *)data, 2);
+}
+
+int
+sendevent(Window w, Atom proto, int mask, long d0, long d1, long d2, long d3, long d4)
+{
+    int n;
+    Atom *protocols, mt;
+    int exists = 0;
+    XEvent ev;
+
+    if (proto == wmatom[WMTakeFocus] || proto == wmatom[WMDelete]) {
+        mt = wmatom[WMProtocols];
+        if (XGetWMProtocols(dpy, w, &protocols, &n)) {
+            while (!exists && n--)
+                exists = protocols[n] == proto;
+            XFree(protocols);
+        }
+    }
+    else {
+        exists = True;
+        mt = proto;
+    }
+    if (exists) {
+        ev.type = ClientMessage;
+        ev.xclient.window = w;
+        ev.xclient.message_type = mt;
+        ev.xclient.format = 32;
+        ev.xclient.data.l[0] = d0;
+        ev.xclient.data.l[1] = d1;
+        ev.xclient.data.l[2] = d2;
+        ev.xclient.data.l[3] = d3;
+        ev.xclient.data.l[4] = d4;
+        XSendEvent(dpy, w, False, mask, &ev);
+    }
+    return exists;
+}
+
+void
+setfocus(Client *c)
+{
+    if (!c->neverfocus) {
+        XSetInputFocus(dpy, c->win, RevertToPointerRoot, CurrentTime);
+        XChangeProperty(dpy, root, netatom[NetActiveWindow],
+            XA_WINDOW, 32, PropModeReplace,
+            (unsigned char *) &(c->win), 1);
+    }
+    sendevent(c->win, wmatom[WMTakeFocus], NoEventMask, wmatom[WMTakeFocus], CurrentTime, 0, 0, 0);
+}
+
+void
+setfullscreen(Client *c, int fullscreen)
+{
+    if (fullscreen && !c->isfullscreen) {
+        XChangeProperty(dpy, c->win, netatom[NetWMState], XA_ATOM, 32,
+            PropModeReplace, (unsigned char*)&netatom[NetWMFullscreen], 1);
+        c->isfullscreen = 1;
+        c->oldstate = c->isfloating;
+        c->oldbw = c->bw;
+        c->bw = 0;
+        c->isfloating = 1;
+        resizeclient(c, c->mon->mx, c->mon->my, c->mon->mw, c->mon->mh);
+        XRaiseWindow(dpy, c->win);
+    } else if (!fullscreen && c->isfullscreen){
+        XChangeProperty(dpy, c->win, netatom[NetWMState], XA_ATOM, 32,
+            PropModeReplace, (unsigned char*)0, 0);
+        c->isfullscreen = 0;
+        c->isfloating = c->oldstate;
+        c->bw = c->oldbw;
+        c->x = c->oldx;
+        c->y = c->oldy;
+        c->w = c->oldw;
+        c->h = c->oldh;
+        resizeclient(c, c->x, c->y, c->w, c->h);
+        arrange(c->mon);
+    }
+}
+
+void
+setgaps(const Arg *arg)
+{
+    if ((arg->i == 0) || (selmon->gappx + arg->i < 0))
+        selmon->gappx = 0;
+    else
+        selmon->gappx += arg->i;
+    arrange(selmon);
+}
+
+void
+setlayout(const Arg *arg)
+{
+    if (!arg || !arg->v || arg->v != selmon->lt[selmon->sellt])
+        selmon->sellt ^= 1;
+    if (arg && arg->v)
+        selmon->lt[selmon->sellt] = (Layout *)arg->v;
+    strncpy(selmon->ltsymbol, selmon->lt[selmon->sellt]->symbol, sizeof selmon->ltsymbol);
+    if (selmon->sel)
+        arrange(selmon);
+    else
+        drawbar(selmon);
+}
+
+/* arg > 1.0 will set mfact absolutely */
+void
+setmfact(const Arg *arg)
+{
+    float f;
+
+    if (!arg || !selmon->lt[selmon->sellt]->arrange)
+        return;
+    f = arg->f < 1.0 ? arg->f + selmon->mfact : arg->f - 1.0;
+    if (f < 0.05 || f > 0.95)
+        return;
+    selmon->mfact = f;
+    arrange(selmon);
+}
+
+void
+setup(void)
+{
+    int i;
+    XSetWindowAttributes wa;
+    Atom utf8string;
+
+    /* clean up any zombies immediately */
+    sigchld(0);
+
+    /* init screen */
+    screen = DefaultScreen(dpy);
+    sw = DisplayWidth(dpy, screen);
+    sh = DisplayHeight(dpy, screen);
+    root = RootWindow(dpy, screen);
+    drw = drw_create(dpy, screen, root, sw, sh);
+    if (!drw_fontset_create(drw, fonts, LENGTH(fonts)))
+        die("no fonts could be loaded.");
+    lrpad = drw->fonts->h;
+    bh = drw->fonts->h + 2;
+    updategeom();
+    /* init atoms */
+    utf8string = XInternAtom(dpy, "UTF8_STRING", False);
+    wmatom[WMProtocols] = XInternAtom(dpy, "WM_PROTOCOLS", False);
+    wmatom[WMDelete] = XInternAtom(dpy, "WM_DELETE_WINDOW", False);
+    wmatom[WMState] = XInternAtom(dpy, "WM_STATE", False);
+    wmatom[WMTakeFocus] = XInternAtom(dpy, "WM_TAKE_FOCUS", False);
+    netatom[NetActiveWindow] = XInternAtom(dpy, "_NET_ACTIVE_WINDOW", False);
+    netatom[NetSupported] = XInternAtom(dpy, "_NET_SUPPORTED", False);
+    netatom[NetSystemTray] = XInternAtom(dpy, "_NET_SYSTEM_TRAY_S0", False);
+    netatom[NetSystemTrayOP] = XInternAtom(dpy, "_NET_SYSTEM_TRAY_OPCODE", False);
+    netatom[NetSystemTrayOrientation] = XInternAtom(dpy, "_NET_SYSTEM_TRAY_ORIENTATION", False);
+    netatom[NetSystemTrayOrientationHorz] = XInternAtom(dpy, "_NET_SYSTEM_TRAY_ORIENTATION_HORZ", False);
+    netatom[NetWMName] = XInternAtom(dpy, "_NET_WM_NAME", False);
+    netatom[NetWMState] = XInternAtom(dpy, "_NET_WM_STATE", False);
+    netatom[NetWMCheck] = XInternAtom(dpy, "_NET_SUPPORTING_WM_CHECK", False);
+    netatom[NetWMFullscreen] = XInternAtom(dpy, "_NET_WM_STATE_FULLSCREEN", False);
+    netatom[NetWMWindowType] = XInternAtom(dpy, "_NET_WM_WINDOW_TYPE", False);
+    netatom[NetWMWindowTypeDialog] = XInternAtom(dpy, "_NET_WM_WINDOW_TYPE_DIALOG", False);
+    netatom[NetClientList] = XInternAtom(dpy, "_NET_CLIENT_LIST", False);
+    xatom[Manager] = XInternAtom(dpy, "MANAGER", False);
+    xatom[Xembed] = XInternAtom(dpy, "_XEMBED", False);
+    xatom[XembedInfo] = XInternAtom(dpy, "_XEMBED_INFO", False);
+    /* init cursors */
+    cursor[CurNormal] = drw_cur_create(drw, XC_left_ptr);
+    cursor[CurResize] = drw_cur_create(drw, XC_sizing);
+    cursor[CurMove] = drw_cur_create(drw, XC_fleur);
+    /* init appearance */
+    scheme = ecalloc(LENGTH(colors), sizeof(Clr *));
+    for (i = 0; i < LENGTH(colors); i++)
+        scheme[i] = drw_scm_create(drw, colors[i], 3);
+    /* init system tray */
+    updatesystray();
+    /* init bars */
+    updatebars();
+    updatestatus();
+    /* supporting window for NetWMCheck */
+    wmcheckwin = XCreateSimpleWindow(dpy, root, 0, 0, 1, 1, 0, 0, 0);
+    XChangeProperty(dpy, wmcheckwin, netatom[NetWMCheck], XA_WINDOW, 32,
+        PropModeReplace, (unsigned char *) &wmcheckwin, 1);
+    XChangeProperty(dpy, wmcheckwin, netatom[NetWMName], utf8string, 8,
+        PropModeReplace, (unsigned char *) "dwm", 3);
+    XChangeProperty(dpy, root, netatom[NetWMCheck], XA_WINDOW, 32,
+        PropModeReplace, (unsigned char *) &wmcheckwin, 1);
+    /* EWMH support per view */
+    XChangeProperty(dpy, root, netatom[NetSupported], XA_ATOM, 32,
+        PropModeReplace, (unsigned char *) netatom, NetLast);
+    XDeleteProperty(dpy, root, netatom[NetClientList]);
+    /* select events */
+    wa.cursor = cursor[CurNormal]->cursor;
+    wa.event_mask = SubstructureRedirectMask|SubstructureNotifyMask
+        |ButtonPressMask|PointerMotionMask|EnterWindowMask
+        |LeaveWindowMask|StructureNotifyMask|PropertyChangeMask;
+    XChangeWindowAttributes(dpy, root, CWEventMask|CWCursor, &wa);
+    XSelectInput(dpy, root, wa.event_mask);
+    grabkeys();
+    focus(NULL);
+}
+
+
+void
+seturgent(Client *c, int urg)
+{
+    XWMHints *wmh;
+
+    c->isurgent = urg;
+    if (!(wmh = XGetWMHints(dpy, c->win)))
+        return;
+    wmh->flags = urg ? (wmh->flags | XUrgencyHint) : (wmh->flags & ~XUrgencyHint);
+    XSetWMHints(dpy, c->win, wmh);
+    XFree(wmh);
+}
+
+void
+showhide(Client *c)
+{
+    if (!c)
+        return;
+    if (ISVISIBLE(c)) {
+        /* show clients top down */
+        XMoveWindow(dpy, c->win, c->x, c->y);
+        if ((!c->mon->lt[c->mon->sellt]->arrange || c->isfloating) && !c->isfullscreen)
+            resize(c, c->x, c->y, c->w, c->h, 0);
+        showhide(c->snext);
+    } else {
+        /* hide clients bottom up */
+        showhide(c->snext);
+        XMoveWindow(dpy, c->win, WIDTH(c) * -2, c->y);
+    }
+}
+
+void
+sigchld(int unused)
+{
+    if (signal(SIGCHLD, sigchld) == SIG_ERR)
+        die("can't install SIGCHLD handler:");
+    while (0 < waitpid(-1, NULL, WNOHANG));
+}
+
+void
+sigdwmblocks(const Arg *arg)
+{
+    union sigval sv;
+    sv.sival_int = (dwmblockssig << 8) | arg->i;
+    if (!dwmblockspid)
+        if (getdwmblockspid() == -1)
+            return;
+
+    if (sigqueue(dwmblockspid, SIGUSR1, sv) == -1) {
+        if (errno == ESRCH) {
+            if (!getdwmblockspid())
+                sigqueue(dwmblockspid, SIGUSR1, sv);
+        }
+    }
+}
+
+void
+spawn(const Arg *arg)
+{
+    if (arg->v == dmenucmd)
+        dmenumon[0] = '0' + selmon->num;
+    else if (arg->v == statuscmd) {
+        statuscmd[2] = statuscmds[statuscmdn];
+        setenv("BUTTON", lastbutton, 1);
+    }
+    if (fork() == 0) {
+        if (dpy)
+            close(ConnectionNumber(dpy));
+        setsid();
+        execvp(((char **)arg->v)[0], (char **)arg->v);
+        fprintf(stderr, "dwm: execvp %s", ((char **)arg->v)[0]);
+        perror(" failed");
+        exit(EXIT_SUCCESS);
+    }
+}
+
+void
+tag(const Arg *arg)
+{
+    if (selmon->sel && arg->ui & TAGMASK) {
+        selmon->sel->tags = arg->ui & TAGMASK;
+        focus(NULL);
+        arrange(selmon);
+    }
+}
+
+void
+tagmon(const Arg *arg)
+{
+    if (!selmon->sel || !mons->next)
+        return;
+    sendmon(selmon->sel, dirtomon(arg->i));
+}
+
+void
+tile(Monitor *m)
+{
+    unsigned int i, n, h, mw, my, ty;
+    Client *c;
+
+    for (n = 0, c = nexttiled(m->clients); c; c = nexttiled(c->next), n++);
+    if (n == 0)
+        return;
+
+    if (n > m->nmaster)
+        mw = m->nmaster ? m->ww * m->mfact : 0;
+    else
+        mw = m->ww - m->gappx;
+    for (i = 0, my = ty = m->gappx, c = nexttiled(m->clients); c; c = nexttiled(c->next), i++)
+        if (i < m->nmaster) {
+            h = (m->wh - my) / (MIN(n, m->nmaster) - i) - m->gappx;
+            resize(c, m->wx + m->gappx, m->wy + my, mw - (2*c->bw) - m->gappx, h - (2*c->bw), 0);
+            if (my + HEIGHT(c) + m->gappx < m->wh)
+                my += HEIGHT(c) + m->gappx;
+        } else {
+            h = (m->wh - ty) / (n - i) - m->gappx;
+            resize(c, m->wx + mw + m->gappx, m->wy + ty, m->ww - mw - (2*c->bw) - 2*m->gappx, h - (2*c->bw), 0);
+            if (ty + HEIGHT(c) + m->gappx < m->wh)
+                ty += HEIGHT(c) + m->gappx;
+        }
+}
+
+void
+togglebar(const Arg *arg)
+{
+    selmon->showbar = !selmon->showbar;
+    updatebarpos(selmon);
+    resizebarwin(selmon);
+    if (showsystray) {
+        XWindowChanges wc;
+        if (!selmon->showbar)
+            wc.y = -bh;
+        else if (selmon->showbar) {
+            wc.y = 0;
+            if (!selmon->topbar)
+                wc.y = selmon->mh - bh;
+        }
+        XConfigureWindow(dpy, systray->win, CWY, &wc);
+    }
+    arrange(selmon);
+}
+
+void
+togglefloating(const Arg *arg)
+{
+    if (!selmon->sel)
+        return;
+    if (selmon->sel->isfullscreen) /* no support for fullscreen windows */
+        return;
+    selmon->sel->isfloating = !selmon->sel->isfloating || selmon->sel->isfixed;
+    if (selmon->sel->isfloating)
+        resize(selmon->sel, selmon->sel->x, selmon->sel->y,
+            selmon->sel->w, selmon->sel->h, 0);
+    arrange(selmon);
+}
+
+void
+toggletag(const Arg *arg)
+{
+    unsigned int newtags;
+
+    if (!selmon->sel)
+        return;
+    newtags = selmon->sel->tags ^ (arg->ui & TAGMASK);
+    if (newtags) {
+        selmon->sel->tags = newtags;
+        focus(NULL);
+        arrange(selmon);
+    }
+}
+
+void
+toggleview(const Arg *arg)
+{
+    unsigned int newtagset = selmon->tagset[selmon->seltags] ^ (arg->ui & TAGMASK);
+
+    if (newtagset) {
+        selmon->tagset[selmon->seltags] = newtagset;
+        focus(NULL);
+        arrange(selmon);
+    }
+}
+
+void
+unfocus(Client *c, int setfocus)
+{
+    if (!c)
+        return;
+    grabbuttons(c, 0);
+    XSetWindowBorder(dpy, c->win, scheme[SchemeNorm][ColBorder].pixel);
+    if (setfocus) {
+        XSetInputFocus(dpy, root, RevertToPointerRoot, CurrentTime);
+        XDeleteProperty(dpy, root, netatom[NetActiveWindow]);
+    }
+}
+
+void
+unmanage(Client *c, int destroyed)
+{
+    Monitor *m = c->mon;
+    XWindowChanges wc;
+
+    detach(c);
+    detachstack(c);
+    if (!destroyed) {
+        wc.border_width = c->oldbw;
+        XGrabServer(dpy); /* avoid race conditions */
+        XSetErrorHandler(xerrordummy);
+        XConfigureWindow(dpy, c->win, CWBorderWidth, &wc); /* restore border */
+        XUngrabButton(dpy, AnyButton, AnyModifier, c->win);
+        setclientstate(c, WithdrawnState);
+        XSync(dpy, False);
+        XSetErrorHandler(xerror);
+        XUngrabServer(dpy);
+    }
+    free(c);
+    focus(NULL);
+    updateclientlist();
+    arrange(m);
+}
+
+void
+unmapnotify(XEvent *e)
+{
+    Client *c;
+    XUnmapEvent *ev = &e->xunmap;
+
+    if ((c = wintoclient(ev->window))) {
+        if (ev->send_event)
+            setclientstate(c, WithdrawnState);
+        else
+            unmanage(c, 0);
+    }
+    else if ((c = wintosystrayicon(ev->window))) {
+        /* KLUDGE! sometimes icons occasionally unmap their windows, but do
+         * _not_ destroy them. We map those windows back */
+        XMapRaised(dpy, c->win);
+        updatesystray();
+    }
+}
+
+void
+updatebars(void)
+{
+    unsigned int w;
+    Monitor *m;
+    XSetWindowAttributes wa = {
+        .override_redirect = True,
+        .background_pixmap = ParentRelative,
+        .event_mask = ButtonPressMask|ExposureMask
+    };
+    XClassHint ch = {"dwm", "dwm"};
+    for (m = mons; m; m = m->next) {
+        if (m->barwin)
+            continue;
+        w = m->ww;
+        if (showsystray && m == systraytomon(m))
+            w -= getsystraywidth();
+        m->barwin = XCreateWindow(dpy, root, m->wx, m->by, w, bh, 0, DefaultDepth(dpy, screen),
+                CopyFromParent, DefaultVisual(dpy, screen),
+                CWOverrideRedirect|CWBackPixmap|CWEventMask, &wa);
+        XDefineCursor(dpy, m->barwin, cursor[CurNormal]->cursor);
+        if (showsystray && m == systraytomon(m))
+            XMapRaised(dpy, systray->win);
+        XMapRaised(dpy, m->barwin);
+        XSetClassHint(dpy, m->barwin, &ch);
+    }
+}
+
+void
+updatebarpos(Monitor *m)
+{
+    m->wy = m->my;
+    m->wh = m->mh;
+    if (m->showbar) {
+        m->wh -= bh;
+        m->by = m->topbar ? m->wy : m->wy + m->wh;
+        m->wy = m->topbar ? m->wy + bh : m->wy;
+    } else
+        m->by = -bh;
+}
+
+void
+updateclientlist()
+{
+    Client *c;
+    Monitor *m;
+
+    XDeleteProperty(dpy, root, netatom[NetClientList]);
+    for (m = mons; m; m = m->next)
+        for (c = m->clients; c; c = c->next)
+            XChangeProperty(dpy, root, netatom[NetClientList],
+                XA_WINDOW, 32, PropModeAppend,
+                (unsigned char *) &(c->win), 1);
+}
+
+int
+updategeom(void)
+{
+    int dirty = 0;
+
+#ifdef XINERAMA
+    if (XineramaIsActive(dpy)) {
+        int i, j, n, nn;
+        Client *c;
+        Monitor *m;
+        XineramaScreenInfo *info = XineramaQueryScreens(dpy, &nn);
+        XineramaScreenInfo *unique = NULL;
+
+        for (n = 0, m = mons; m; m = m->next, n++);
+        /* only consider unique geometries as separate screens */
+        unique = ecalloc(nn, sizeof(XineramaScreenInfo));
+        for (i = 0, j = 0; i < nn; i++)
+            if (isuniquegeom(unique, j, &info[i]))
+                memcpy(&unique[j++], &info[i], sizeof(XineramaScreenInfo));
+        XFree(info);
+        nn = j;
+        if (n <= nn) { /* new monitors available */
+            for (i = 0; i < (nn - n); i++) {
+                for (m = mons; m && m->next; m = m->next);
+                if (m)
+                    m->next = createmon();
+                else
+                    mons = createmon();
+            }
+            for (i = 0, m = mons; i < nn && m; m = m->next, i++)
+                if (i >= n
+                || unique[i].x_org != m->mx || unique[i].y_org != m->my
+                || unique[i].width != m->mw || unique[i].height != m->mh)
+                {
+                    dirty = 1;
+                    m->num = i;
+                    m->mx = m->wx = unique[i].x_org;
+                    m->my = m->wy = unique[i].y_org;
+                    m->mw = m->ww = unique[i].width;
+                    m->mh = m->wh = unique[i].height;
+                    updatebarpos(m);
+                }
+        } else { /* less monitors available nn < n */
+            for (i = nn; i < n; i++) {
+                for (m = mons; m && m->next; m = m->next);
+                while ((c = m->clients)) {
+                    dirty = 1;
+                    m->clients = c->next;
+                    detachstack(c);
+                    c->mon = mons;
+                    attach(c);
+                    attachstack(c);
+                }
+                if (m == selmon)
+                    selmon = mons;
+                cleanupmon(m);
+            }
+        }
+        free(unique);
+    } else
+#endif /* XINERAMA */
+    { /* default monitor setup */
+        if (!mons)
+            mons = createmon();
+        if (mons->mw != sw || mons->mh != sh) {
+            dirty = 1;
+            mons->mw = mons->ww = sw;
+            mons->mh = mons->wh = sh;
+            updatebarpos(mons);
+        }
+    }
+    if (dirty) {
+        selmon = mons;
+        selmon = wintomon(root);
+    }
+    return dirty;
+}
+
+void
+updatenumlockmask(void)
+{
+    unsigned int i, j;
+    XModifierKeymap *modmap;
+
+    numlockmask = 0;
+    modmap = XGetModifierMapping(dpy);
+    for (i = 0; i < 8; i++)
+        for (j = 0; j < modmap->max_keypermod; j++)
+            if (modmap->modifiermap[i * modmap->max_keypermod + j]
+                == XKeysymToKeycode(dpy, XK_Num_Lock))
+                numlockmask = (1 << i);
+    XFreeModifiermap(modmap);
+}
+
+void
+updatesizehints(Client *c)
+{
+    long msize;
+    XSizeHints size;
+
+    if (!XGetWMNormalHints(dpy, c->win, &size, &msize))
+        /* size is uninitialized, ensure that size.flags aren't used */
+        size.flags = PSize;
+    if (size.flags & PBaseSize) {
+        c->basew = size.base_width;
+        c->baseh = size.base_height;
+    } else if (size.flags & PMinSize) {
+        c->basew = size.min_width;
+        c->baseh = size.min_height;
+    } else
+        c->basew = c->baseh = 0;
+    if (size.flags & PResizeInc) {
+        c->incw = size.width_inc;
+        c->inch = size.height_inc;
+    } else
+        c->incw = c->inch = 0;
+    if (size.flags & PMaxSize) {
+        c->maxw = size.max_width;
+        c->maxh = size.max_height;
+    } else
+        c->maxw = c->maxh = 0;
+    if (size.flags & PMinSize) {
+        c->minw = size.min_width;
+        c->minh = size.min_height;
+    } else if (size.flags & PBaseSize) {
+        c->minw = size.base_width;
+        c->minh = size.base_height;
+    } else
+        c->minw = c->minh = 0;
+    if (size.flags & PAspect) {
+        c->mina = (float)size.min_aspect.y / size.min_aspect.x;
+        c->maxa = (float)size.max_aspect.x / size.max_aspect.y;
+    } else
+        c->maxa = c->mina = 0.0;
+    c->isfixed = (c->maxw && c->maxh && c->maxw == c->minw && c->maxh == c->minh);
+}
+
+void
+updatestatus(void)
+{
+    if (!gettextprop(root, XA_WM_NAME, rawstext, sizeof(rawstext)))
+        strcpy(stext, "dwm-"VERSION);
+    else
+        copyvalidchars(stext, rawstext);
+    drawbar(selmon);
+    updatesystray();
+}
+
+void
+updatesystrayicongeom(Client *i, int w, int h)
+{
+    if (i) {
+        i->h = bh;
+        if (w == h)
+            i->w = bh;
+        else if (h == bh)
+            i->w = w;
+        else
+            i->w = (int) ((float)bh * ((float)w / (float)h));
+        applysizehints(i, &(i->x), &(i->y), &(i->w), &(i->h), False);
+        /* force icons into the systray dimensions if they don't want to */
+        if (i->h > bh) {
+            if (i->w == i->h)
+                i->w = bh;
+            else
+                i->w = (int) ((float)bh * ((float)i->w / (float)i->h));
+            i->h = bh;
+        }
+    }
+}
+
+void
+updatesystrayiconstate(Client *i, XPropertyEvent *ev)
+{
+    long flags;
+    int code = 0;
+
+    if (!showsystray || !i || ev->atom != xatom[XembedInfo] ||
+            !(flags = getatomprop(i, xatom[XembedInfo])))
+        return;
+
+    if (flags & XEMBED_MAPPED && !i->tags) {
+        i->tags = 1;
+        code = XEMBED_WINDOW_ACTIVATE;
+        XMapRaised(dpy, i->win);
+        setclientstate(i, NormalState);
+    }
+    else if (!(flags & XEMBED_MAPPED) && i->tags) {
+        i->tags = 0;
+        code = XEMBED_WINDOW_DEACTIVATE;
+        XUnmapWindow(dpy, i->win);
+        setclientstate(i, WithdrawnState);
+    }
+    else
+        return;
+    sendevent(i->win, xatom[Xembed], StructureNotifyMask, CurrentTime, code, 0,
+            systray->win, XEMBED_EMBEDDED_VERSION);
+}
+
+void
+updatesystray(void)
+{
+    XSetWindowAttributes wa;
+    XWindowChanges wc;
+    Client *i;
+    Monitor *m = systraytomon(NULL);
+    unsigned int x = m->mx + m->mw;
+    unsigned int sw = TEXTW(stext) - lrpad + systrayspacing;
+    unsigned int w = 1;
+
+    if (!showsystray)
+        return;
+    if (systrayonleft)
+        x -= sw;
+    if (!systray) {
+        /* init systray */
+        if (!(systray = (Systray *)calloc(1, sizeof(Systray))))
+            die("fatal: could not malloc() %u bytes\n", sizeof(Systray));
+        systray->win = XCreateSimpleWindow(dpy, root, x, m->by, w, bh, 0, 0, scheme[SchemeSel][ColBg].pixel);
+        wa.event_mask        = ButtonPressMask | ExposureMask;
+        wa.override_redirect = True;
+        wa.background_pixel  = scheme[SchemeNorm][ColBg].pixel;
+        XSelectInput(dpy, systray->win, SubstructureNotifyMask);
+        XChangeProperty(dpy, systray->win, netatom[NetSystemTrayOrientation], XA_CARDINAL, 32,
+                PropModeReplace, (unsigned char *)&netatom[NetSystemTrayOrientationHorz], 1);
+        XChangeWindowAttributes(dpy, systray->win, CWEventMask|CWOverrideRedirect|CWBackPixel, &wa);
+        XMapRaised(dpy, systray->win);
+        XSetSelectionOwner(dpy, netatom[NetSystemTray], systray->win, CurrentTime);
+        if (XGetSelectionOwner(dpy, netatom[NetSystemTray]) == systray->win) {
+            sendevent(root, xatom[Manager], StructureNotifyMask, CurrentTime, netatom[NetSystemTray], systray->win, 0, 0);
+            XSync(dpy, False);
+        }
+        else {
+            fprintf(stderr, "dwm: unable to obtain system tray.\n");
+            free(systray);
+            systray = NULL;
+            return;
+        }
+    }
+    for (w = 0, i = systray->icons; i; i = i->next) {
+        /* make sure the background color stays the same */
+        wa.background_pixel  = scheme[SchemeNorm][ColBg].pixel;
+        XChangeWindowAttributes(dpy, i->win, CWBackPixel, &wa);
+        XMapRaised(dpy, i->win);
+        w += systrayspacing;
+        i->x = w;
+        XMoveResizeWindow(dpy, i->win, i->x, 0, i->w, i->h);
+        w += i->w;
+        if (i->mon != m)
+            i->mon = m;
+    }
+    w = w ? w + systrayspacing : 1;
+    x -= w;
+    XMoveResizeWindow(dpy, systray->win, x, m->by, w, bh);
+    wc.x = x; wc.y = m->by; wc.width = w; wc.height = bh;
+    wc.stack_mode = Above; wc.sibling = m->barwin;
+    XConfigureWindow(dpy, systray->win, CWX|CWY|CWWidth|CWHeight|CWSibling|CWStackMode, &wc);
+    XMapWindow(dpy, systray->win);
+    XMapSubwindows(dpy, systray->win);
+    /* redraw background */
+    XSetForeground(dpy, drw->gc, scheme[SchemeNorm][ColBg].pixel);
+    XFillRectangle(dpy, systray->win, drw->gc, 0, 0, w, bh);
+    XSync(dpy, False);
+}
+
+void
+updatetitle(Client *c)
+{
+    if (!gettextprop(c->win, netatom[NetWMName], c->name, sizeof c->name))
+        gettextprop(c->win, XA_WM_NAME, c->name, sizeof c->name);
+    if (c->name[0] == '\0') /* hack to mark broken clients */
+        strcpy(c->name, broken);
+}
+
+void
+updatewindowtype(Client *c)
+{
+    Atom state = getatomprop(c, netatom[NetWMState]);
+    Atom wtype = getatomprop(c, netatom[NetWMWindowType]);
+
+    if (state == netatom[NetWMFullscreen])
+        setfullscreen(c, 1);
+    if (wtype == netatom[NetWMWindowTypeDialog])
+        c->isfloating = 1;
+}
+
+void
+updatewmhints(Client *c)
+{
+    XWMHints *wmh;
+
+    if ((wmh = XGetWMHints(dpy, c->win))) {
+        if (c == selmon->sel && wmh->flags & XUrgencyHint) {
+            wmh->flags &= ~XUrgencyHint;
+            XSetWMHints(dpy, c->win, wmh);
+        } else
+            c->isurgent = (wmh->flags & XUrgencyHint) ? 1 : 0;
+        if (wmh->flags & InputHint)
+            c->neverfocus = !wmh->input;
+        else
+            c->neverfocus = 0;
+        XFree(wmh);
+    }
+}
+
+void
+view(const Arg *arg)
+{
+    if ((arg->ui & TAGMASK) == selmon->tagset[selmon->seltags])
+        return;
+    selmon->seltags ^= 1; /* toggle sel tagset */
+    if (arg->ui & TAGMASK)
+        selmon->tagset[selmon->seltags] = arg->ui & TAGMASK;
+    focus(NULL);
+    arrange(selmon);
+}
+
+Client *
+wintoclient(Window w)
+{
+    Client *c;
+    Monitor *m;
+
+    for (m = mons; m; m = m->next)
+        for (c = m->clients; c; c = c->next)
+            if (c->win == w)
+                return c;
+    return NULL;
+}
+
+Client *
+wintosystrayicon(Window w) {
+    Client *i = NULL;
+
+    if (!showsystray || !w)
+        return i;
+    for (i = systray->icons; i && i->win != w; i = i->next) ;
+    return i;
+}
+
+Monitor *
+wintomon(Window w)
+{
+    int x, y;
+    Client *c;
+    Monitor *m;
+
+    if (w == root && getrootptr(&x, &y))
+        return recttomon(x, y, 1, 1);
+    for (m = mons; m; m = m->next)
+        if (w == m->barwin)
+            return m;
+    if ((c = wintoclient(w)))
+        return c->mon;
+    return selmon;
+}
+
+/* There's no way to check accesses to destroyed windows, thus those cases are
+ * ignored (especially on UnmapNotify's). Other types of errors call Xlibs
+ * default error handler, which may call exit. */
+int
+xerror(Display *dpy, XErrorEvent *ee)
+{
+    if (ee->error_code == BadWindow
+    || (ee->request_code == X_SetInputFocus && ee->error_code == BadMatch)
+    || (ee->request_code == X_PolyText8 && ee->error_code == BadDrawable)
+    || (ee->request_code == X_PolyFillRectangle && ee->error_code == BadDrawable)
+    || (ee->request_code == X_PolySegment && ee->error_code == BadDrawable)
+    || (ee->request_code == X_ConfigureWindow && ee->error_code == BadMatch)
+    || (ee->request_code == X_GrabButton && ee->error_code == BadAccess)
+    || (ee->request_code == X_GrabKey && ee->error_code == BadAccess)
+    || (ee->request_code == X_CopyArea && ee->error_code == BadDrawable))
+        return 0;
+    fprintf(stderr, "dwm: fatal error: request code=%d, error code=%d\n",
+        ee->request_code, ee->error_code);
+    return xerrorxlib(dpy, ee); /* may call exit */
+}
+
+int
+xerrordummy(Display *dpy, XErrorEvent *ee)
+{
+    return 0;
+}
+
+/* Startup Error handler to check if another window manager
+ * is already running. */
+int
+xerrorstart(Display *dpy, XErrorEvent *ee)
+{
+    die("dwm: another window manager is already running");
+    return -1;
+}
+
+Monitor *
+systraytomon(Monitor *m) {
+    Monitor *t;
+    int i, n;
+    if(!systraypinning) {
+        if(!m)
+            return selmon;
+        return m == selmon ? m : NULL;
+    }
+    for(n = 1, t = mons; t && t->next; n++, t = t->next) ;
+    for(i = 1, t = mons; t && t->next && i < systraypinning; i++, t = t->next) ;
+    if(systraypinningfailfirst && n < systraypinning)
+        return mons;
+    return t;
+}
+
+void
+zoom(const Arg *arg)
+{
+    Client *c = selmon->sel;
+
+    if (!selmon->lt[selmon->sellt]->arrange
+    || (selmon->sel && selmon->sel->isfloating))
+        return;
+    if (c == nexttiled(selmon->clients))
+        if (!c || !(c = nexttiled(c->next)))
+            return;
+    pop(c);
+}
+
+int
+main(int argc, char *argv[])
+{
+    if (argc == 2 && !strcmp("-v", argv[1]))
+        die("dwm-"VERSION);
+    else if (argc != 1)
+        die("usage: dwm [-v]");
+    if (!setlocale(LC_CTYPE, "") || !XSupportsLocale())
+        fputs("warning: no locale support\n", stderr);
+    if (!(dpy = XOpenDisplay(NULL)))
+        die("dwm: cannot open display");
+    checkotherwm();
+    setup();
+#ifdef __OpenBSD__
+    if (pledge("stdio rpath proc exec", NULL) == -1)
+        die("pledge");
+#endif /* __OpenBSD__ */
+    scan();
+    runautostart();
+    run();
+    cleanup();
+    XCloseDisplay(dpy);
+    return EXIT_SUCCESS;
+}
diff --git a/.config/dwm/util.c b/.config/dwm/util.c
@@ -0,0 +1,35 @@
+/* See LICENSE file for copyright and license details. */
+#include <stdarg.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include "util.h"
+
+void *
+ecalloc(size_t nmemb, size_t size)
+{
+    void *p;
+
+    if (!(p = calloc(nmemb, size)))
+        die("calloc:");
+    return p;
+}
+
+void
+die(const char *fmt, ...) {
+    va_list ap;
+
+    va_start(ap, fmt);
+    vfprintf(stderr, fmt, ap);
+    va_end(ap);
+
+    if (fmt[0] && fmt[strlen(fmt)-1] == ':') {
+        fputc(' ', stderr);
+        perror(NULL);
+    } else {
+        fputc('\n', stderr);
+    }
+
+    exit(1);
+}
diff --git a/.config/dwm/util.h b/.config/dwm/util.h
@@ -0,0 +1,8 @@
+/* See LICENSE file for copyright and license details. */
+
+#define MAX(A, B)               ((A) > (B) ? (A) : (B))
+#define MIN(A, B)               ((A) < (B) ? (A) : (B))
+#define BETWEEN(X, A, B)        ((A) <= (X) && (X) <= (B))
+
+void die(const char *fmt, ...);
+void *ecalloc(size_t nmemb, size_t size);