code-style consistency - dwm - dynamic window manager
 (HTM) git clone https://git.parazyd.org/dwm
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       ---
 (DIR) commit 5ed9c481968a45f5032f1011d92ab8d5237aeba1
 (DIR) parent 3c91283ede911916452345d545435b08dce9d556
 (HTM) Author: Hiltjo Posthuma <hiltjo@codemadness.org>
       Date:   Sun,  8 Nov 2015 23:11:48 +0100
       
       code-style consistency
       
       Diffstat:
         M dwm.c                               |     936 +++++++++++++++++--------------
       
       1 file changed, 503 insertions(+), 433 deletions(-)
       ---
 (DIR) diff --git a/dwm.c b/dwm.c
       @@ -275,7 +275,8 @@ struct NumTags { char limitexceeded[LENGTH(tags) > 31 ? -1 : 1]; };
        
        /* function implementations */
        void
       -applyrules(Client *c) {
       +applyrules(Client *c)
       +{
                const char *class, *instance;
                unsigned int i;
                const Rule *r;
       @@ -289,126 +290,131 @@ applyrules(Client *c) {
                class    = ch.res_class ? ch.res_class : broken;
                instance = ch.res_name  ? ch.res_name  : broken;
        
       -        for(i = 0; i < LENGTH(rules); i++) {
       +        for (i = 0; i < LENGTH(rules); i++) {
                        r = &rules[i];
       -                if((!r->title || strstr(c->name, r->title))
       +                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)
       +                        for (m = mons; m && m->num != r->monitor; m = m->next);
       +                        if (m)
                                        c->mon = m;
                        }
                }
       -        if(ch.res_class)
       +        if (ch.res_class)
                        XFree(ch.res_class);
       -        if(ch.res_name)
       +        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) {
       +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)
       +        if (interact) {
       +                if (*x > sw)
                                *x = sw - WIDTH(c);
       -                if(*y > sh)
       +                if (*y > sh)
                                *y = sh - HEIGHT(c);
       -                if(*x + *w + 2 * c->bw < 0)
       +                if (*x + *w + 2 * c->bw < 0)
                                *x = 0;
       -                if(*y + *h + 2 * c->bw < 0)
       +                if (*y + *h + 2 * c->bw < 0)
                                *y = 0;
       -        }
       -        else {
       -                if(*x >= m->wx + m->ww)
       +        } else {
       +                if (*x >= m->wx + m->ww)
                                *x = m->wx + m->ww - WIDTH(c);
       -                if(*y >= m->wy + m->wh)
       +                if (*y >= m->wy + m->wh)
                                *y = m->wy + m->wh - HEIGHT(c);
       -                if(*x + *w + 2 * c->bw <= m->wx)
       +                if (*x + *w + 2 * c->bw <= m->wx)
                                *x = m->wx;
       -                if(*y + *h + 2 * c->bw <= m->wy)
       +                if (*y + *h + 2 * c->bw <= m->wy)
                                *y = m->wy;
                }
       -        if(*h < bh)
       +        if (*h < bh)
                        *h = bh;
       -        if(*w < bh)
       +        if (*w < bh)
                        *w = bh;
       -        if(resizehints || c->isfloating || !c->mon->lt[c->mon->sellt]->arrange) {
       +        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 */
       +                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)
       +                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)
       +                        else if (c->mina < (float)*h / *w)
                                        *h = *w * c->mina + 0.5;
                        }
       -                if(baseismin) { /* increment calculation requires this */
       +                if (baseismin) { /* increment calculation requires this */
                                *w -= c->basew;
                                *h -= c->baseh;
                        }
                        /* adjust for increment value */
       -                if(c->incw)
       +                if (c->incw)
                                *w -= *w % c->incw;
       -                if(c->inch)
       +                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)
       +                if (c->maxw)
                                *w = MIN(*w, c->maxw);
       -                if(c->maxh)
       +                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)
       +arrange(Monitor *m)
       +{
       +        if (m)
                        showhide(m->stack);
       -        else for(m = mons; m; m = m->next)
       +        else for (m = mons; m; m = m->next)
                        showhide(m->stack);
       -        if(m) {
       +        if (m) {
                        arrangemon(m);
                        restack(m);
       -        } else for(m = mons; m; m = m->next)
       +        } else for (m = mons; m; m = m->next)
                        arrangemon(m);
        }
        
        void
       -arrangemon(Monitor *m) {
       +arrangemon(Monitor *m)
       +{
                strncpy(m->ltsymbol, m->lt[m->sellt]->symbol, sizeof m->ltsymbol);
       -        if(m->lt[m->sellt]->arrange)
       +        if (m->lt[m->sellt]->arrange)
                        m->lt[m->sellt]->arrange(m);
        }
        
        void
       -attach(Client *c) {
       +attach(Client *c)
       +{
                c->next = c->mon->clients;
                c->mon->clients = c;
        }
        
        void
       -attachstack(Client *c) {
       +attachstack(Client *c)
       +{
                c->snext = c->mon->stack;
                c->mon->stack = c;
        }
        
        void
       -buttonpress(XEvent *e) {
       +buttonpress(XEvent *e)
       +{
                unsigned int i, x, click;
                Arg arg = {0};
                Client *c;
       @@ -417,39 +423,38 @@ buttonpress(XEvent *e) {
        
                click = ClkRootWin;
                /* focus monitor if necessary */
       -        if((m = wintomon(ev->window)) && m != selmon) {
       +        if ((m = wintomon(ev->window)) && m != selmon) {
                        unfocus(selmon->sel, 1);
                        selmon = m;
                        focus(NULL);
                }
       -        if(ev->window == selmon->barwin) {
       +        if (ev->window == selmon->barwin) {
                        i = x = 0;
                        do
                                x += TEXTW(tags[i]);
       -                while(ev->x >= x && ++i < LENGTH(tags));
       -                if(i < LENGTH(tags)) {
       +                while (ev->x >= x && ++i < LENGTH(tags));
       +                if (i < LENGTH(tags)) {
                                click = ClkTagBar;
                                arg.ui = 1 << i;
       -                }
       -                else if(ev->x < x + blw)
       +                } else if (ev->x < x + blw)
                                click = ClkLtSymbol;
       -                else if(ev->x > selmon->ww - TEXTW(stext))
       +                else if (ev->x > selmon->ww - TEXTW(stext))
                                click = ClkStatusText;
                        else
                                click = ClkWinTitle;
       -        }
       -        else if((c = wintoclient(ev->window))) {
       +        } else if ((c = wintoclient(ev->window))) {
                        focus(c);
                        click = ClkClientWin;
                }
       -        for(i = 0; i < LENGTH(buttons); i++)
       -                if(click == buttons[i].click && buttons[i].func && buttons[i].button == ev->button
       +        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) {
       +checkotherwm(void)
       +{
                xerrorxlib = XSetErrorHandler(xerrorstart);
                /* this causes an error if some other window manager is running */
                XSelectInput(dpy, DefaultRootWindow(dpy), SubstructureRedirectMask);
       @@ -459,7 +464,8 @@ checkotherwm(void) {
        }
        
        void
       -cleanup(void) {
       +cleanup(void)
       +{
                Arg a = {.ui = ~0};
                Layout foo = { "", NULL };
                Monitor *m;
       @@ -467,15 +473,15 @@ cleanup(void) {
        
                view(&a);
                selmon->lt[selmon->sellt] = &foo;
       -        for(m = mons; m; m = m->next)
       -                while(m->stack)
       +        for (m = mons; m; m = m->next)
       +                while (m->stack)
                                unmanage(m->stack, 0);
                XUngrabKey(dpy, AnyKey, AnyModifier, root);
       -        while(mons)
       +        while (mons)
                        cleanupmon(mons);
       -        for(i = 0; i < CurLast; i++)
       +        for (i = 0; i < CurLast; i++)
                        drw_cur_free(drw, cursor[i]);
       -        for(i = 0; i < SchemeLast; i++) {
       +        for (i = 0; i < SchemeLast; i++) {
                        drw_clr_free(scheme[i].border);
                        drw_clr_free(scheme[i].bg);
                        drw_clr_free(scheme[i].fg);
       @@ -487,13 +493,14 @@ cleanup(void) {
        }
        
        void
       -cleanupmon(Monitor *mon) {
       +cleanupmon(Monitor *mon)
       +{
                Monitor *m;
        
       -        if(mon == mons)
       +        if (mon == mons)
                        mons = mons->next;
                else {
       -                for(m = mons; m && m->next != mon; m = m->next);
       +                for (m = mons; m && m->next != mon; m = m->next);
                        m->next = mon->next;
                }
                XUnmapWindow(dpy, mon->barwin);
       @@ -502,11 +509,12 @@ cleanupmon(Monitor *mon) {
        }
        
        void
       -clearurgent(Client *c) {
       +clearurgent(Client *c)
       +{
                XWMHints *wmh;
        
                c->isurgent = 0;
       -        if(!(wmh = XGetWMHints(dpy, c->win)))
       +        if (!(wmh = XGetWMHints(dpy, c->win)))
                        return;
                wmh->flags &= ~XUrgencyHint;
                XSetWMHints(dpy, c->win, wmh);
       @@ -514,19 +522,19 @@ clearurgent(Client *c) {
        }
        
        void
       -clientmessage(XEvent *e) {
       +clientmessage(XEvent *e)
       +{
                XClientMessageEvent *cme = &e->xclient;
                Client *c = wintoclient(cme->window);
        
       -        if(!c)
       +        if (!c)
                        return;
       -        if(cme->message_type == netatom[NetWMState]) {
       -                if(cme->data.l[1] == netatom[NetWMFullscreen] || cme->data.l[2] == netatom[NetWMFullscreen])
       +        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(!ISVISIBLE(c)) {
       +        } else if (cme->message_type == netatom[NetActiveWindow]) {
       +                if (!ISVISIBLE(c)) {
                                c->mon->seltags ^= 1;
                                c->mon->tagset[c->mon->seltags] = c->tags;
                        }
       @@ -535,7 +543,8 @@ clientmessage(XEvent *e) {
        }
        
        void
       -configure(Client *c) {
       +configure(Client *c)
       +{
                XConfigureEvent ce;
        
                ce.type = ConfigureNotify;
       @@ -553,20 +562,21 @@ configure(Client *c) {
        }
        
        void
       -configurenotify(XEvent *e) {
       +configurenotify(XEvent *e)
       +{
                Monitor *m;
                XConfigureEvent *ev = &e->xconfigure;
                int dirty;
        
                /* TODO: updategeom handling sucks, needs to be simplified */
       -        if(ev->window == root) {
       +        if (ev->window == root) {
                        dirty = (sw != ev->width || sh != ev->height);
                        sw = ev->width;
                        sh = ev->height;
       -                if(updategeom() || dirty) {
       +                if (updategeom() || dirty) {
                                drw_resize(drw, sw, bh);
                                updatebars();
       -                        for(m = mons; m; m = m->next)
       +                        for (m = mons; m; m = m->next)
                                        XMoveResizeWindow(dpy, m->barwin, m->wx, m->by, m->ww, bh);
                                focus(NULL);
                                arrange(NULL);
       @@ -575,46 +585,45 @@ configurenotify(XEvent *e) {
        }
        
        void
       -configurerequest(XEvent *e) {
       +configurerequest(XEvent *e)
       +{
                Client *c;
                Monitor *m;
                XConfigureRequestEvent *ev = &e->xconfigurerequest;
                XWindowChanges wc;
        
       -        if((c = wintoclient(ev->window))) {
       -                if(ev->value_mask & CWBorderWidth)
       +        if ((c = wintoclient(ev->window))) {
       +                if (ev->value_mask & CWBorderWidth)
                                c->bw = ev->border_width;
       -                else if(c->isfloating || !selmon->lt[selmon->sellt]->arrange) {
       +                else if (c->isfloating || !selmon->lt[selmon->sellt]->arrange) {
                                m = c->mon;
       -                        if(ev->value_mask & CWX) {
       +                        if (ev->value_mask & CWX) {
                                        c->oldx = c->x;
                                        c->x = m->mx + ev->x;
                                }
       -                        if(ev->value_mask & CWY) {
       +                        if (ev->value_mask & CWY) {
                                        c->oldy = c->y;
                                        c->y = m->my + ev->y;
                                }
       -                        if(ev->value_mask & CWWidth) {
       +                        if (ev->value_mask & CWWidth) {
                                        c->oldw = c->w;
                                        c->w = ev->width;
                                }
       -                        if(ev->value_mask & CWHeight) {
       +                        if (ev->value_mask & CWHeight) {
                                        c->oldh = c->h;
                                        c->h = ev->height;
                                }
       -                        if((c->x + c->w) > m->mx + m->mw && c->isfloating)
       +                        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)
       +                        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)))
       +                        if ((ev->value_mask & (CWX|CWY)) && !(ev->value_mask & (CWWidth|CWHeight)))
                                        configure(c);
       -                        if(ISVISIBLE(c))
       +                        if (ISVISIBLE(c))
                                        XMoveResizeWindow(dpy, c->win, c->x, c->y, c->w, c->h);
       -                }
       -                else
       +                } else
                                configure(c);
       -        }
       -        else {
       +        } else {
                        wc.x = ev->x;
                        wc.y = ev->y;
                        wc.width = ev->width;
       @@ -628,7 +637,8 @@ configurerequest(XEvent *e) {
        }
        
        Monitor *
       -createmon(void) {
       +createmon(void)
       +{
                Monitor *m;
        
                m = ecalloc(1, sizeof(Monitor));
       @@ -644,65 +654,69 @@ createmon(void) {
        }
        
        void
       -destroynotify(XEvent *e) {
       +destroynotify(XEvent *e)
       +{
                Client *c;
                XDestroyWindowEvent *ev = &e->xdestroywindow;
        
       -        if((c = wintoclient(ev->window)))
       +        if ((c = wintoclient(ev->window)))
                        unmanage(c, 1);
        }
        
        void
       -detach(Client *c) {
       +detach(Client *c)
       +{
                Client **tc;
        
       -        for(tc = &c->mon->clients; *tc && *tc != c; tc = &(*tc)->next);
       +        for (tc = &c->mon->clients; *tc && *tc != c; tc = &(*tc)->next);
                *tc = c->next;
        }
        
        void
       -detachstack(Client *c) {
       +detachstack(Client *c)
       +{
                Client **tc, *t;
        
       -        for(tc = &c->mon->stack; *tc && *tc != c; tc = &(*tc)->snext);
       +        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);
       +        if (c == c->mon->sel) {
       +                for (t = c->mon->stack; t && !ISVISIBLE(t); t = t->snext);
                        c->mon->sel = t;
                }
        }
        
        Monitor *
       -dirtomon(int dir) {
       +dirtomon(int dir)
       +{
                Monitor *m = NULL;
        
       -        if(dir > 0) {
       -                if(!(m = selmon->next))
       +        if (dir > 0) {
       +                if (!(m = selmon->next))
                                m = mons;
       -        }
       -        else if(selmon == mons)
       -                for(m = mons; m->next; m = m->next);
       +        } else if (selmon == mons)
       +                for (m = mons; m->next; m = m->next);
                else
       -                for(m = mons; m->next != selmon; m = m->next);
       +                for (m = mons; m->next != selmon; m = m->next);
                return m;
        }
        
        void
       -drawbar(Monitor *m) {
       +drawbar(Monitor *m)
       +{
                int x, xx, w, dx;
                unsigned int i, occ = 0, urg = 0;
                Client *c;
        
                dx = (drw->fonts[0]->ascent + drw->fonts[0]->descent + 2) / 4;
        
       -        for(c = m->clients; c; c = c->next) {
       +        for (c = m->clients; c; c = c->next) {
                        occ |= c->tags;
       -                if(c->isurgent)
       +                if (c->isurgent)
                                urg |= c->tags;
                }
                x = 0;
       -        for(i = 0; i < LENGTH(tags); i++) {
       +        for (i = 0; i < LENGTH(tags); i++) {
                        w = TEXTW(tags[i]);
                        drw_setscheme(drw, m->tagset[m->seltags] & 1 << i ? &scheme[SchemeSel] : &scheme[SchemeNorm]);
                        drw_text(drw, x, 0, w, bh, tags[i], urg & 1 << i);
       @@ -715,25 +729,23 @@ drawbar(Monitor *m) {
                drw_text(drw, x, 0, w, bh, m->ltsymbol, 0);
                x += w;
                xx = x;
       -        if(m == selmon) { /* status is only drawn on selected monitor */
       +        if (m == selmon) { /* status is only drawn on selected monitor */
                        w = TEXTW(stext);
                        x = m->ww - w;
       -                if(x < xx) {
       +                if (x < xx) {
                                x = xx;
                                w = m->ww - xx;
                        }
                        drw_text(drw, x, 0, w, bh, stext, 0);
       -        }
       -        else
       +        } else
                        x = m->ww;
       -        if((w = x - xx) > bh) {
       +        if ((w = x - xx) > bh) {
                        x = xx;
       -                if(m->sel) {
       +                if (m->sel) {
                                drw_setscheme(drw, m == selmon ? &scheme[SchemeSel] : &scheme[SchemeNorm]);
                                drw_text(drw, x, 0, w, bh, m->sel->name, 0);
                                drw_rect(drw, x + 1, 1, dx, dx, m->sel->isfixed, m->sel->isfloating, 0);
       -                }
       -                else {
       +                } else {
                                drw_setscheme(drw, &scheme[SchemeNorm]);
                                drw_rect(drw, x, 0, w, bh, 1, 0, 1);
                        }
       @@ -742,60 +754,62 @@ drawbar(Monitor *m) {
        }
        
        void
       -drawbars(void) {
       +drawbars(void)
       +{
                Monitor *m;
        
       -        for(m = mons; m; m = m->next)
       +        for (m = mons; m; m = m->next)
                        drawbar(m);
        }
        
        void
       -enternotify(XEvent *e) {
       +enternotify(XEvent *e)
       +{
                Client *c;
                Monitor *m;
                XCrossingEvent *ev = &e->xcrossing;
        
       -        if((ev->mode != NotifyNormal || ev->detail == NotifyInferior) && ev->window != root)
       +        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) {
       +        if (m != selmon) {
                        unfocus(selmon->sel, 1);
                        selmon = m;
       -        }
       -        else if(!c || c == selmon->sel)
       +        } else if (!c || c == selmon->sel)
                        return;
                focus(c);
        }
        
        void
       -expose(XEvent *e) {
       +expose(XEvent *e)
       +{
                Monitor *m;
                XExposeEvent *ev = &e->xexpose;
        
       -        if(ev->count == 0 && (m = wintomon(ev->window)))
       +        if (ev->count == 0 && (m = wintomon(ev->window)))
                        drawbar(m);
        }
        
        void
       -focus(Client *c) {
       -        if(!c || !ISVISIBLE(c))
       -                for(c = selmon->stack; c && !ISVISIBLE(c); c = c->snext);
       -        /* was if(selmon->sel) */
       -        if(selmon->sel && selmon->sel != c)
       +focus(Client *c)
       +{
       +        if (!c || !ISVISIBLE(c))
       +                for (c = selmon->stack; c && !ISVISIBLE(c); c = c->snext);
       +        /* was if (selmon->sel) */
       +        if (selmon->sel && selmon->sel != c)
                        unfocus(selmon->sel, 0);
       -        if(c) {
       -                if(c->mon != selmon)
       +        if (c) {
       +                if (c->mon != selmon)
                                selmon = c->mon;
       -                if(c->isurgent)
       +                if (c->isurgent)
                                clearurgent(c);
                        detachstack(c);
                        attachstack(c);
                        grabbuttons(c, 1);
                        XSetWindowBorder(dpy, c->win, scheme[SchemeSel].border->pix);
                        setfocus(c);
       -        }
       -        else {
       +        } else {
                        XSetInputFocus(dpy, root, RevertToPointerRoot, CurrentTime);
                        XDeleteProperty(dpy, root, netatom[NetActiveWindow]);
                }
       @@ -803,21 +817,24 @@ focus(Client *c) {
                drawbars();
        }
        
       +/* there are some broken focus acquiring clients */
        void
       -focusin(XEvent *e) { /* there are some broken focus acquiring clients */
       +focusin(XEvent *e)
       +{
                XFocusChangeEvent *ev = &e->xfocus;
        
       -        if(selmon->sel && ev->window != selmon->sel->win)
       +        if (selmon->sel && ev->window != selmon->sel->win)
                        setfocus(selmon->sel);
        }
        
        void
       -focusmon(const Arg *arg) {
       +focusmon(const Arg *arg)
       +{
                Monitor *m;
        
       -        if(!mons->next)
       +        if (!mons->next)
                        return;
       -        if((m = dirtomon(arg->i)) == selmon)
       +        if ((m = dirtomon(arg->i)) == selmon)
                        return;
                unfocus(selmon->sel, 0); /* s/1/0/ fixes input focus issues
                                                in gedit and anjuta */
       @@ -826,39 +843,40 @@ focusmon(const Arg *arg) {
        }
        
        void
       -focusstack(const Arg *arg) {
       +focusstack(const Arg *arg)
       +{
                Client *c = NULL, *i;
        
       -        if(!selmon->sel)
       +        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))
       +        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))
       +                if (!c)
       +                        for (; i; i = i->next)
       +                                if (ISVISIBLE(i))
                                                c = i;
                }
       -        if(c) {
       +        if (c) {
                        focus(c);
                        restack(selmon);
                }
        }
        
        Atom
       -getatomprop(Client *c, Atom prop) {
       +getatomprop(Client *c, Atom prop)
       +{
                int di;
                unsigned long dl;
                unsigned char *p = NULL;
                Atom da, atom = None;
        
       -        if(XGetWindowProperty(dpy, c->win, prop, 0L, sizeof atom, False, XA_ATOM,
       +        if (XGetWindowProperty(dpy, c->win, prop, 0L, sizeof atom, False, XA_ATOM,
                                      &da, &di, &dl, &dl, &p) == Success && p) {
                        atom = *(Atom *)p;
                        XFree(p);
       @@ -867,7 +885,8 @@ getatomprop(Client *c, Atom prop) {
        }
        
        int
       -getrootptr(int *x, int *y) {
       +getrootptr(int *x, int *y)
       +{
                int di;
                unsigned int dui;
                Window dummy;
       @@ -876,38 +895,40 @@ getrootptr(int *x, int *y) {
        }
        
        long
       -getstate(Window w) {
       +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],
       +        if (XGetWindowProperty(dpy, w, wmatom[WMState], 0L, 2L, False, wmatom[WMState],
                                      &real, &format, &n, &extra, (unsigned char **)&p) != Success)
                        return -1;
       -        if(n != 0)
       +        if (n != 0)
                        result = *p;
                XFree(p);
                return result;
        }
        
        int
       -gettextprop(Window w, Atom atom, char *text, unsigned int size) {
       +gettextprop(Window w, Atom atom, char *text, unsigned int size)
       +{
                char **list = NULL;
                int n;
                XTextProperty name;
        
       -        if(!text || size == 0)
       +        if (!text || size == 0)
                        return 0;
                text[0] = '\0';
                XGetTextProperty(dpy, w, &name, atom);
       -        if(!name.nitems)
       +        if (!name.nitems)
                        return 0;
       -        if(name.encoding == XA_STRING)
       +        if (name.encoding == XA_STRING)
                        strncpy(text, (char *)name.value, size - 1);
                else {
       -                if(XmbTextPropertyToTextList(dpy, &name, &list, &n) >= Success && n > 0 && *list) {
       +                if (XmbTextPropertyToTextList(dpy, &name, &list, &n) >= Success && n > 0 && *list) {
                                strncpy(text, *list, size - 1);
                                XFreeStringList(list);
                        }
       @@ -918,29 +939,30 @@ gettextprop(Window w, Atom atom, char *text, unsigned int size) {
        }
        
        void
       -grabbuttons(Client *c, int focused) {
       +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) {
       -                        for(i = 0; i < LENGTH(buttons); i++)
       -                                if(buttons[i].click == ClkClientWin)
       -                                        for(j = 0; j < LENGTH(modifiers); j++)
       +                if (focused) {
       +                        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);
       -                }
       -                else
       +                } else
                                XGrabButton(dpy, AnyButton, AnyModifier, c->win, False,
                                            BUTTONMASK, GrabModeAsync, GrabModeSync, None, None);
                }
        }
        
        void
       -grabkeys(void) {
       +grabkeys(void)
       +{
                updatenumlockmask();
                {
                        unsigned int i, j;
       @@ -948,25 +970,27 @@ grabkeys(void) {
                        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++)
       +                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) {
       +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
       +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;
       @@ -974,25 +998,27 @@ isuniquegeom(XineramaScreenInfo *unique, size_t n, XineramaScreenInfo *info) {
        #endif /* XINERAMA */
        
        void
       -keypress(XEvent *e) {
       +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
       +        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)
       +killclient(const Arg *arg)
       +{
       +        if (!selmon->sel)
                        return;
       -        if(!sendevent(selmon->sel, wmatom[WMDelete])) {
       +        if (!sendevent(selmon->sel, wmatom[WMDelete])) {
                        XGrabServer(dpy);
                        XSetErrorHandler(xerrordummy);
                        XSetCloseDownMode(dpy, DestroyAll);
       @@ -1004,7 +1030,8 @@ killclient(const Arg *arg) {
        }
        
        void
       -manage(Window w, XWindowAttributes *wa) {
       +manage(Window w, XWindowAttributes *wa)
       +{
                Client *c, *t = NULL;
                Window trans = None;
                XWindowChanges wc;
       @@ -1012,11 +1039,10 @@ manage(Window w, XWindowAttributes *wa) {
                c = ecalloc(1, sizeof(Client));
                c->win = w;
                updatetitle(c);
       -        if(XGetTransientForHint(dpy, w, &trans) && (t = wintoclient(trans))) {
       +        if (XGetTransientForHint(dpy, w, &trans) && (t = wintoclient(trans))) {
                        c->mon = t->mon;
                        c->tags = t->tags;
       -        }
       -        else {
       +        } else {
                        c->mon = selmon;
                        applyrules(c);
                }
       @@ -1027,9 +1053,9 @@ manage(Window w, XWindowAttributes *wa) {
                c->h = c->oldh = wa->height;
                c->oldbw = wa->border_width;
        
       -        if(c->x + WIDTH(c) > c->mon->mx + c->mon->mw)
       +        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)
       +        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 */
       @@ -1046,9 +1072,9 @@ manage(Window w, XWindowAttributes *wa) {
                updatewmhints(c);
                XSelectInput(dpy, w, EnterWindowMask|FocusChangeMask|PropertyChangeMask|StructureNotifyMask);
                grabbuttons(c, 0);
       -        if(!c->isfloating)
       +        if (!c->isfloating)
                        c->isfloating = c->oldstate = trans != None || c->isfixed;
       -        if(c->isfloating)
       +        if (c->isfloating)
                        XRaiseWindow(dpy, c->win);
                attach(c);
                attachstack(c);
       @@ -1065,50 +1091,54 @@ manage(Window w, XWindowAttributes *wa) {
        }
        
        void
       -mappingnotify(XEvent *e) {
       +mappingnotify(XEvent *e)
       +{
                XMappingEvent *ev = &e->xmapping;
        
                XRefreshKeyboardMapping(ev);
       -        if(ev->request == MappingKeyboard)
       +        if (ev->request == MappingKeyboard)
                        grabkeys();
        }
        
        void
       -maprequest(XEvent *e) {
       +maprequest(XEvent *e)
       +{
                static XWindowAttributes wa;
                XMapRequestEvent *ev = &e->xmaprequest;
        
       -        if(!XGetWindowAttributes(dpy, ev->window, &wa))
       +        if (!XGetWindowAttributes(dpy, ev->window, &wa))
                        return;
       -        if(wa.override_redirect)
       +        if (wa.override_redirect)
                        return;
       -        if(!wintoclient(ev->window))
       +        if (!wintoclient(ev->window))
                        manage(ev->window, &wa);
        }
        
        void
       -monocle(Monitor *m) {
       +monocle(Monitor *m)
       +{
                unsigned int n = 0;
                Client *c;
        
       -        for(c = m->clients; c; c = c->next)
       -                if(ISVISIBLE(c))
       +        for (c = m->clients; c; c = c->next)
       +                if (ISVISIBLE(c))
                                n++;
       -        if(n > 0) /* override layout symbol */
       +        if (n > 0) /* override layout symbol */
                        snprintf(m->ltsymbol, sizeof m->ltsymbol, "[%d]", n);
       -        for(c = nexttiled(m->clients); c; c = nexttiled(c->next))
       +        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) {
       +motionnotify(XEvent *e)
       +{
                static Monitor *mon = NULL;
                Monitor *m;
                XMotionEvent *ev = &e->xmotion;
        
       -        if(ev->window != root)
       +        if (ev->window != root)
                        return;
       -        if((m = recttomon(ev->x_root, ev->y_root, 1, 1)) != mon && mon) {
       +        if ((m = recttomon(ev->x_root, ev->y_root, 1, 1)) != mon && mon) {
                        unfocus(selmon->sel, 1);
                        selmon = m;
                        focus(NULL);
       @@ -1117,24 +1147,25 @@ motionnotify(XEvent *e) {
        }
        
        void
       -movemouse(const Arg *arg) {
       +movemouse(const Arg *arg)
       +{
                int x, y, ocx, ocy, nx, ny;
                Client *c;
                Monitor *m;
                XEvent ev;
                Time lasttime = 0;
        
       -        if(!(c = selmon->sel))
       +        if (!(c = selmon->sel))
                        return;
       -        if(c->isfullscreen) /* no support moving fullscreen windows by mouse */
       +        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,
       +        if (XGrabPointer(dpy, root, False, MOUSEMASK, GrabModeAsync, GrabModeAsync,
                None, cursor[CurMove]->cursor, CurrentTime) != GrabSuccess)
                        return;
       -        if(!getrootptr(&x, &y))
       +        if (!getrootptr(&x, &y))
                        return;
                do {
                        XMaskEvent(dpy, MOUSEMASK|ExposureMask|SubstructureRedirectMask, &ev);
       @@ -1151,27 +1182,27 @@ movemouse(const Arg *arg) {
        
                                nx = ocx + (ev.xmotion.x - x);
                                ny = ocy + (ev.xmotion.y - y);
       -                        if(nx >= selmon->wx && nx <= selmon->wx + selmon->ww
       +                        if (nx >= selmon->wx && nx <= selmon->wx + selmon->ww
                                && ny >= selmon->wy && ny <= selmon->wy + selmon->wh) {
       -                                if(abs(selmon->wx - nx) < snap)
       +                                if (abs(selmon->wx - nx) < snap)
                                                nx = selmon->wx;
       -                                else if(abs((selmon->wx + selmon->ww) - (nx + WIDTH(c))) < snap)
       +                                else if (abs((selmon->wx + selmon->ww) - (nx + WIDTH(c))) < snap)
                                                nx = selmon->wx + selmon->ww - WIDTH(c);
       -                                if(abs(selmon->wy - ny) < snap)
       +                                if (abs(selmon->wy - ny) < snap)
                                                ny = selmon->wy;
       -                                else if(abs((selmon->wy + selmon->wh) - (ny + HEIGHT(c))) < snap)
       +                                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
       +                                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)
       +                        if (!selmon->lt[selmon->sellt]->arrange || c->isfloating)
                                        resize(c, nx, ny, c->w, c->h, 1);
                                break;
                        }
       -        } while(ev.type != ButtonRelease);
       +        } while (ev.type != ButtonRelease);
                XUngrabPointer(dpy, CurrentTime);
       -        if((m = recttomon(c->x, c->y, c->w, c->h)) != selmon) {
       +        if ((m = recttomon(c->x, c->y, c->w, c->h)) != selmon) {
                        sendmon(c, m);
                        selmon = m;
                        focus(NULL);
       @@ -1179,13 +1210,15 @@ movemouse(const Arg *arg) {
        }
        
        Client *
       -nexttiled(Client *c) {
       -        for(; c && (c->isfloating || !ISVISIBLE(c)); c = c->next);
       +nexttiled(Client *c)
       +{
       +        for (; c && (c->isfloating || !ISVISIBLE(c)); c = c->next);
                return c;
        }
        
        void
       -pop(Client *c) {
       +pop(Client *c)
       +{
                detach(c);
                attach(c);
                focus(c);
       @@ -1193,20 +1226,21 @@ pop(Client *c) {
        }
        
        void
       -propertynotify(XEvent *e) {
       +propertynotify(XEvent *e)
       +{
                Client *c;
                Window trans;
                XPropertyEvent *ev = &e->xproperty;
        
       -        if((ev->window == root) && (ev->atom == XA_WM_NAME))
       +        if ((ev->window == root) && (ev->atom == XA_WM_NAME))
                        updatestatus();
       -        else if(ev->state == PropertyDelete)
       +        else if (ev->state == PropertyDelete)
                        return; /* ignore */
       -        else if((c = wintoclient(ev->window))) {
       +        else if ((c = wintoclient(ev->window))) {
                        switch(ev->atom) {
                        default: break;
                        case XA_WM_TRANSIENT_FOR:
       -                        if(!c->isfloating && (XGetTransientForHint(dpy, c->win, &trans)) &&
       +                        if (!c->isfloating && (XGetTransientForHint(dpy, c->win, &trans)) &&
                                   (c->isfloating = (wintoclient(trans)) != NULL))
                                        arrange(c->mon);
                                break;
       @@ -1218,28 +1252,30 @@ propertynotify(XEvent *e) {
                                drawbars();
                                break;
                        }
       -                if(ev->atom == XA_WM_NAME || ev->atom == netatom[NetWMName]) {
       +                if (ev->atom == XA_WM_NAME || ev->atom == netatom[NetWMName]) {
                                updatetitle(c);
       -                        if(c == c->mon->sel)
       +                        if (c == c->mon->sel)
                                        drawbar(c->mon);
                        }
       -                if(ev->atom == netatom[NetWMWindowType])
       +                if (ev->atom == netatom[NetWMWindowType])
                                updatewindowtype(c);
                }
        }
        
        void
       -quit(const Arg *arg) {
       +quit(const Arg *arg)
       +{
                running = 0;
        }
        
        Monitor *
       -recttomon(int x, int y, int w, int h) {
       +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) {
       +        for (m = mons; m; m = m->next)
       +                if ((a = INTERSECT(x, y, w, h, m)) > area) {
                                area = a;
                                r = m;
                        }
       @@ -1247,13 +1283,15 @@ recttomon(int x, int y, int w, int h) {
        }
        
        void
       -resize(Client *c, int x, int y, int w, int h, int interact) {
       -        if(applysizehints(c, &x, &y, &w, &h, interact))
       +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
       -resizeclient(Client *c, int x, int y, int w, int h) {
       +resizeclient(Client *c, int x, int y, int w, int h)
       +{
                XWindowChanges wc;
        
                c->oldx = c->x; c->x = wc.x = x;
       @@ -1267,21 +1305,22 @@ resizeclient(Client *c, int x, int y, int w, int h) {
        }
        
        void
       -resizemouse(const Arg *arg) {
       +resizemouse(const Arg *arg)
       +{
                int ocx, ocy, nw, nh;
                Client *c;
                Monitor *m;
                XEvent ev;
                Time lasttime = 0;
        
       -        if(!(c = selmon->sel))
       +        if (!(c = selmon->sel))
                        return;
       -        if(c->isfullscreen) /* no support resizing fullscreen windows by mouse */
       +        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,
       +        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);
       @@ -1300,22 +1339,22 @@ resizemouse(const Arg *arg) {
        
                                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
       +                        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
       +                                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)
       +                        if (!selmon->lt[selmon->sellt]->arrange || c->isfloating)
                                        resize(c, c->x, c->y, nw, nh, 1);
                                break;
                        }
       -        } while(ev.type != ButtonRelease);
       +        } 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) {
       +        while (XCheckMaskEvent(dpy, EnterWindowMask, &ev));
       +        if ((m = recttomon(c->x, c->y, c->w, c->h)) != selmon) {
                        sendmon(c, m);
                        selmon = m;
                        focus(NULL);
       @@ -1323,68 +1362,72 @@ resizemouse(const Arg *arg) {
        }
        
        void
       -restack(Monitor *m) {
       +restack(Monitor *m)
       +{
                Client *c;
                XEvent ev;
                XWindowChanges wc;
        
                drawbar(m);
       -        if(!m->sel)
       +        if (!m->sel)
                        return;
       -        if(m->sel->isfloating || !m->lt[m->sellt]->arrange)
       +        if (m->sel->isfloating || !m->lt[m->sellt]->arrange)
                        XRaiseWindow(dpy, m->sel->win);
       -        if(m->lt[m->sellt]->arrange) {
       +        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)) {
       +                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));
       +        while (XCheckMaskEvent(dpy, EnterWindowMask, &ev));
        }
        
        void
       -run(void) {
       +run(void)
       +{
                XEvent ev;
                /* main event loop */
                XSync(dpy, False);
       -        while(running && !XNextEvent(dpy, &ev))
       -                if(handler[ev.type])
       +        while (running && !XNextEvent(dpy, &ev))
       +                if (handler[ev.type])
                                handler[ev.type](&ev); /* call handler */
        }
        
        void
       -scan(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)
       +        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)
       +                        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))
       +                for (i = 0; i < num; i++) { /* now the transients */
       +                        if (!XGetWindowAttributes(dpy, wins[i], &wa))
                                        continue;
       -                        if(XGetTransientForHint(dpy, wins[i], &d1)
       +                        if (XGetTransientForHint(dpy, wins[i], &d1)
                                && (wa.map_state == IsViewable || getstate(wins[i]) == IconicState))
                                        manage(wins[i], &wa);
                        }
       -                if(wins)
       +                if (wins)
                                XFree(wins);
                }
        }
        
        void
       -sendmon(Client *c, Monitor *m) {
       -        if(c->mon == m)
       +sendmon(Client *c, Monitor *m)
       +{
       +        if (c->mon == m)
                        return;
                unfocus(c, 1);
                detach(c);
       @@ -1398,7 +1441,8 @@ sendmon(Client *c, Monitor *m) {
        }
        
        void
       -setclientstate(Client *c, long state) {
       +setclientstate(Client *c, long state)
       +{
                long data[] = { state, None };
        
                XChangeProperty(dpy, c->win, wmatom[WMState], wmatom[WMState], 32,
       @@ -1406,18 +1450,19 @@ setclientstate(Client *c, long state) {
        }
        
        int
       -sendevent(Client *c, Atom proto) {
       +sendevent(Client *c, Atom proto)
       +{
                int n;
                Atom *protocols;
                int exists = 0;
                XEvent ev;
        
       -        if(XGetWMProtocols(dpy, c->win, &protocols, &n)) {
       -                while(!exists && n--)
       +        if (XGetWMProtocols(dpy, c->win, &protocols, &n)) {
       +                while (!exists && n--)
                                exists = protocols[n] == proto;
                        XFree(protocols);
                }
       -        if(exists) {
       +        if (exists) {
                        ev.type = ClientMessage;
                        ev.xclient.window = c->win;
                        ev.xclient.message_type = wmatom[WMProtocols];
       @@ -1430,8 +1475,9 @@ sendevent(Client *c, Atom proto) {
        }
        
        void
       -setfocus(Client *c) {
       -        if(!c->neverfocus) {
       +setfocus(Client *c)
       +{
       +        if (!c->neverfocus) {
                        XSetInputFocus(dpy, c->win, RevertToPointerRoot, CurrentTime);
                        XChangeProperty(dpy, root, netatom[NetActiveWindow],
                                        XA_WINDOW, 32, PropModeReplace,
       @@ -1441,8 +1487,9 @@ setfocus(Client *c) {
        }
        
        void
       -setfullscreen(Client *c, int fullscreen) {
       -        if(fullscreen && !c->isfullscreen) {
       +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;
       @@ -1452,8 +1499,7 @@ setfullscreen(Client *c, int fullscreen) {
                        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){
       +        } else if (!fullscreen && c->isfullscreen){
                        XChangeProperty(dpy, c->win, netatom[NetWMState], XA_ATOM, 32,
                                        PropModeReplace, (unsigned char*)0, 0);
                        c->isfullscreen = 0;
       @@ -1469,13 +1515,14 @@ setfullscreen(Client *c, int fullscreen) {
        }
        
        void
       -setlayout(const Arg *arg) {
       -        if(!arg || !arg->v || arg->v != selmon->lt[selmon->sellt])
       +setlayout(const Arg *arg)
       +{
       +        if (!arg || !arg->v || arg->v != selmon->lt[selmon->sellt])
                        selmon->sellt ^= 1;
       -        if(arg && arg->v)
       +        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)
       +        if (selmon->sel)
                        arrange(selmon);
                else
                        drawbar(selmon);
       @@ -1483,20 +1530,22 @@ setlayout(const Arg *arg) {
        
        /* arg > 1.0 will set mfact absolutly */
        void
       -setmfact(const Arg *arg) {
       +setmfact(const Arg *arg)
       +{
                float f;
        
       -        if(!arg || !selmon->lt[selmon->sellt]->arrange)
       +        if (!arg || !selmon->lt[selmon->sellt]->arrange)
                        return;
                f = arg->f < 1.0 ? arg->f + selmon->mfact : arg->f - 1.0;
       -        if(f < 0.1 || f > 0.9)
       +        if (f < 0.1 || f > 0.9)
                        return;
                selmon->mfact = f;
                arrange(selmon);
        }
        
        void
       -setup(void) {
       +setup(void)
       +{
                XSetWindowAttributes wa;
        
                /* clean up any zombies immediately */
       @@ -1555,34 +1604,38 @@ setup(void) {
        }
        
        void
       -showhide(Client *c) {
       -        if(!c)
       +showhide(Client *c)
       +{
       +        if (!c)
                        return;
       -        if(ISVISIBLE(c)) { /* show clients top down */
       +        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)
       +                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 */
       +        } 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)
       +sigchld(int unused)
       +{
       +        if (signal(SIGCHLD, sigchld) == SIG_ERR)
                        die("can't install SIGCHLD handler:");
       -        while(0 < waitpid(-1, NULL, WNOHANG));
       +        while (0 < waitpid(-1, NULL, WNOHANG));
        }
        
        void
       -spawn(const Arg *arg) {
       -        if(arg->v == dmenucmd)
       +spawn(const Arg *arg)
       +{
       +        if (arg->v == dmenucmd)
                        dmenumon[0] = '0' + selmon->num;
       -        if(fork() == 0) {
       -                if(dpy)
       +        if (fork() == 0) {
       +                if (dpy)
                                close(ConnectionNumber(dpy));
                        setsid();
                        execvp(((char **)arg->v)[0], (char **)arg->v);
       @@ -1593,8 +1646,9 @@ spawn(const Arg *arg) {
        }
        
        void
       -tag(const Arg *arg) {
       -        if(selmon->sel && arg->ui & TAGMASK) {
       +tag(const Arg *arg)
       +{
       +        if (selmon->sel && arg->ui & TAGMASK) {
                        selmon->sel->tags = arg->ui & TAGMASK;
                        focus(NULL);
                        arrange(selmon);
       @@ -1602,32 +1656,33 @@ tag(const Arg *arg) {
        }
        
        void
       -tagmon(const Arg *arg) {
       -        if(!selmon->sel || !mons->next)
       +tagmon(const Arg *arg)
       +{
       +        if (!selmon->sel || !mons->next)
                        return;
                sendmon(selmon->sel, dirtomon(arg->i));
        }
        
        void
       -tile(Monitor *m) {
       +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)
       +        for (n = 0, c = nexttiled(m->clients); c; c = nexttiled(c->next), n++);
       +        if (n == 0)
                        return;
        
       -        if(n > m->nmaster)
       +        if (n > m->nmaster)
                        mw = m->nmaster ? m->ww * m->mfact : 0;
                else
                        mw = m->ww;
       -        for(i = my = ty = 0, c = nexttiled(m->clients); c; c = nexttiled(c->next), i++)
       -                if(i < m->nmaster) {
       +        for (i = my = ty = 0, c = nexttiled(m->clients); c; c = nexttiled(c->next), i++)
       +                if (i < m->nmaster) {
                                h = (m->wh - my) / (MIN(n, m->nmaster) - i);
                                resize(c, m->wx, m->wy + my, mw - (2*c->bw), h - (2*c->bw), 0);
                                my += HEIGHT(c);
       -                }
       -                else {
       +                } else {
                                h = (m->wh - ty) / (n - i);
                                resize(c, m->wx + mw, m->wy + ty, m->ww - mw - (2*c->bw), h - (2*c->bw), 0);
                                ty += HEIGHT(c);
       @@ -1635,7 +1690,8 @@ tile(Monitor *m) {
        }
        
        void
       -togglebar(const Arg *arg) {
       +togglebar(const Arg *arg)
       +{
                selmon->showbar = !selmon->showbar;
                updatebarpos(selmon);
                XMoveResizeWindow(dpy, selmon->barwin, selmon->wx, selmon->by, selmon->ww, bh);
       @@ -1643,26 +1699,28 @@ togglebar(const Arg *arg) {
        }
        
        void
       -togglefloating(const Arg *arg) {
       -        if(!selmon->sel)
       +togglefloating(const Arg *arg)
       +{
       +        if (!selmon->sel)
                        return;
       -        if(selmon->sel->isfullscreen) /* no support for fullscreen windows */
       +        if (selmon->sel->isfullscreen) /* no support for fullscreen windows */
                        return;
                selmon->sel->isfloating = !selmon->sel->isfloating || selmon->sel->isfixed;
       -        if(selmon->sel->isfloating)
       +        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) {
       +toggletag(const Arg *arg)
       +{
                unsigned int newtags;
        
       -        if(!selmon->sel)
       +        if (!selmon->sel)
                        return;
                newtags = selmon->sel->tags ^ (arg->ui & TAGMASK);
       -        if(newtags) {
       +        if (newtags) {
                        selmon->sel->tags = newtags;
                        focus(NULL);
                        arrange(selmon);
       @@ -1670,10 +1728,11 @@ toggletag(const Arg *arg) {
        }
        
        void
       -toggleview(const Arg *arg) {
       +toggleview(const Arg *arg)
       +{
                unsigned int newtagset = selmon->tagset[selmon->seltags] ^ (arg->ui & TAGMASK);
        
       -        if(newtagset) {
       +        if (newtagset) {
                        selmon->tagset[selmon->seltags] = newtagset;
                        focus(NULL);
                        arrange(selmon);
       @@ -1681,26 +1740,28 @@ toggleview(const Arg *arg) {
        }
        
        void
       -unfocus(Client *c, int setfocus) {
       -        if(!c)
       +unfocus(Client *c, int setfocus)
       +{
       +        if (!c)
                        return;
                grabbuttons(c, 0);
                XSetWindowBorder(dpy, c->win, scheme[SchemeNorm].border->pix);
       -        if(setfocus) {
       +        if (setfocus) {
                        XSetInputFocus(dpy, root, RevertToPointerRoot, CurrentTime);
                        XDeleteProperty(dpy, root, netatom[NetActiveWindow]);
                }
        }
        
        void
       -unmanage(Client *c, int destroyed) {
       +unmanage(Client *c, int destroyed)
       +{
                Monitor *m = c->mon;
                XWindowChanges wc;
        
                /* The server grab construct avoids race conditions. */
                detach(c);
                detachstack(c);
       -        if(!destroyed) {
       +        if (!destroyed) {
                        wc.border_width = c->oldbw;
                        XGrabServer(dpy);
                        XSetErrorHandler(xerrordummy);
       @@ -1718,12 +1779,13 @@ unmanage(Client *c, int destroyed) {
        }
        
        void
       -unmapnotify(XEvent *e) {
       +unmapnotify(XEvent *e)
       +{
                Client *c;
                XUnmapEvent *ev = &e->xunmap;
        
       -        if((c = wintoclient(ev->window))) {
       -                if(ev->send_event)
       +        if ((c = wintoclient(ev->window))) {
       +                if (ev->send_event)
                                setclientstate(c, WithdrawnState);
                        else
                                unmanage(c, 0);
       @@ -1731,14 +1793,15 @@ unmapnotify(XEvent *e) {
        }
        
        void
       -updatebars(void) {
       +updatebars(void)
       +{
                Monitor *m;
                XSetWindowAttributes wa = {
                        .override_redirect = True,
                        .background_pixmap = ParentRelative,
                        .event_mask = ButtonPressMask|ExposureMask
                };
       -        for(m = mons; m; m = m->next) {
       +        for (m = mons; m; m = m->next) {
                        if (m->barwin)
                                continue;
                        m->barwin = XCreateWindow(dpy, root, m->wx, m->by, m->ww, bh, 0, DefaultDepth(dpy, screen),
       @@ -1750,61 +1813,63 @@ updatebars(void) {
        }
        
        void
       -updatebarpos(Monitor *m) {
       +updatebarpos(Monitor *m)
       +{
                m->wy = m->my;
                m->wh = m->mh;
       -        if(m->showbar) {
       +        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
       +        } else
                        m->by = -bh;
        }
        
        void
       -updateclientlist() {
       +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)
       +        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) {
       +updategeom(void)
       +{
                int dirty = 0;
        
        #ifdef XINERAMA
       -        if(XineramaIsActive(dpy)) {
       +        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++);
       +                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]))
       +                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) {
       -                        for(i = 0; i < (nn - n); i++) { /* new monitors available */
       -                                for(m = mons; m && m->next; m = m->next);
       -                                if(m)
       +                if (n <= nn) {
       +                        for (i = 0; i < (nn - n); i++) { /* new monitors available */
       +                                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
       +                        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))
                                        {
       @@ -1816,11 +1881,11 @@ updategeom(void) {
                                                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(m->clients) {
       +                } else {
       +                        /* less monitors available nn < n */
       +                        for (i = nn; i < n; i++) {
       +                                for (m = mons; m && m->next; m = m->next);
       +                                while (m->clients) {
                                                dirty = 1;
                                                c = m->clients;
                                                m->clients = c->next;
       @@ -1829,27 +1894,26 @@ updategeom(void) {
                                                attach(c);
                                                attachstack(c);
                                        }
       -                                if(m == selmon)
       +                                if (m == selmon)
                                                selmon = mons;
                                        cleanupmon(m);
                                }
                        }
                        free(unique);
       -        }
       -        else
       +        } else
        #endif /* XINERAMA */
                /* default monitor setup */
                {
       -                if(!mons)
       +                if (!mons)
                                mons = createmon();
       -                if(mons->mw != sw || mons->mh != sh) {
       +                if (mons->mw != sw || mons->mh != sh) {
                                dirty = 1;
                                mons->mw = mons->ww = sw;
                                mons->mh = mons->wh = sh;
                                updatebarpos(mons);
                        }
                }
       -        if(dirty) {
       +        if (dirty) {
                        selmon = mons;
                        selmon = wintomon(root);
                }
       @@ -1857,108 +1921,106 @@ updategeom(void) {
        }
        
        void
       -updatenumlockmask(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]
       +        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) {
       +updatesizehints(Client *c)
       +{
                long msize;
                XSizeHints size;
        
       -        if(!XGetWMNormalHints(dpy, c->win, &size, &msize))
       +        if (!XGetWMNormalHints(dpy, c->win, &size, &msize))
                        /* size is uninitialized, ensure that size.flags aren't used */
                        size.flags = PSize;
       -        if(size.flags & PBaseSize) {
       +        if (size.flags & PBaseSize) {
                        c->basew = size.base_width;
                        c->baseh = size.base_height;
       -        }
       -        else if(size.flags & PMinSize) {
       +        } else if (size.flags & PMinSize) {
                        c->basew = size.min_width;
                        c->baseh = size.min_height;
       -        }
       -        else
       +        } else
                        c->basew = c->baseh = 0;
       -        if(size.flags & PResizeInc) {
       +        if (size.flags & PResizeInc) {
                        c->incw = size.width_inc;
                        c->inch = size.height_inc;
       -        }
       -        else
       +        } else
                        c->incw = c->inch = 0;
       -        if(size.flags & PMaxSize) {
       +        if (size.flags & PMaxSize) {
                        c->maxw = size.max_width;
                        c->maxh = size.max_height;
       -        }
       -        else
       +        } else
                        c->maxw = c->maxh = 0;
       -        if(size.flags & PMinSize) {
       +        if (size.flags & PMinSize) {
                        c->minw = size.min_width;
                        c->minh = size.min_height;
       -        }
       -        else if(size.flags & PBaseSize) {
       +        } else if (size.flags & PBaseSize) {
                        c->minw = size.base_width;
                        c->minh = size.base_height;
       -        }
       -        else
       +        } else
                        c->minw = c->minh = 0;
       -        if(size.flags & PAspect) {
       +        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
       +        } else
                        c->maxa = c->mina = 0.0;
                c->isfixed = (c->maxw && c->minw && c->maxh && c->minh
                             && c->maxw == c->minw && c->maxh == c->minh);
        }
        
        void
       -updatetitle(Client *c) {
       -        if(!gettextprop(c->win, netatom[NetWMName], c->name, sizeof c->name))
       +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 */
       +        if (c->name[0] == '\0') /* hack to mark broken clients */
                        strcpy(c->name, broken);
        }
        
        void
       -updatestatus(void) {
       -        if(!gettextprop(root, XA_WM_NAME, stext, sizeof(stext)))
       +updatestatus(void)
       +{
       +        if (!gettextprop(root, XA_WM_NAME, stext, sizeof(stext)))
                        strcpy(stext, "dwm-"VERSION);
                drawbar(selmon);
        }
        
        void
       -updatewindowtype(Client *c) {
       +updatewindowtype(Client *c)
       +{
                Atom state = getatomprop(c, netatom[NetWMState]);
                Atom wtype = getatomprop(c, netatom[NetWMWindowType]);
        
       -        if(state == netatom[NetWMFullscreen])
       +        if (state == netatom[NetWMFullscreen])
                        setfullscreen(c, 1);
       -        if(wtype == netatom[NetWMWindowTypeDialog])
       +        if (wtype == netatom[NetWMWindowTypeDialog])
                        c->isfloating = 1;
        }
        
        void
       -updatewmhints(Client *c) {
       +updatewmhints(Client *c)
       +{
                XWMHints *wmh;
        
       -        if((wmh = XGetWMHints(dpy, c->win))) {
       -                if(c == selmon->sel && wmh->flags & XUrgencyHint) {
       +        if ((wmh = XGetWMHints(dpy, c->win))) {
       +                if (c == selmon->sel && wmh->flags & XUrgencyHint) {
                                wmh->flags &= ~XUrgencyHint;
                                XSetWMHints(dpy, c->win, wmh);
       -                }
       -                else
       +                } else
                                c->isurgent = (wmh->flags & XUrgencyHint) ? 1 : 0;
       -                if(wmh->flags & InputHint)
       +                if (wmh->flags & InputHint)
                                c->neverfocus = !wmh->input;
                        else
                                c->neverfocus = 0;
       @@ -1967,40 +2029,43 @@ updatewmhints(Client *c) {
        }
        
        void
       -view(const Arg *arg) {
       -        if((arg->ui & TAGMASK) == selmon->tagset[selmon->seltags])
       +view(const Arg *arg)
       +{
       +        if ((arg->ui & TAGMASK) == selmon->tagset[selmon->seltags])
                        return;
                selmon->seltags ^= 1; /* toggle sel tagset */
       -        if(arg->ui & TAGMASK)
       +        if (arg->ui & TAGMASK)
                        selmon->tagset[selmon->seltags] = arg->ui & TAGMASK;
                focus(NULL);
                arrange(selmon);
        }
        
        Client *
       -wintoclient(Window w) {
       +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)
       +        for (m = mons; m; m = m->next)
       +                for (c = m->clients; c; c = c->next)
       +                        if (c->win == w)
                                        return c;
                return NULL;
        }
        
        Monitor *
       -wintomon(Window w) {
       +wintomon(Window w)
       +{
                int x, y;
                Client *c;
                Monitor *m;
        
       -        if(w == root && getrootptr(&x, &y))
       +        if (w == root && getrootptr(&x, &y))
                        return recttomon(x, y, 1, 1);
       -        for(m = mons; m; m = m->next)
       -                if(w == m->barwin)
       +        for (m = mons; m; m = m->next)
       +                if (w == m->barwin)
                                return m;
       -        if((c = wintoclient(w)))
       +        if ((c = wintoclient(w)))
                        return c->mon;
                return selmon;
        }
       @@ -2009,8 +2074,9 @@ wintomon(Window w) {
         * 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
       +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)
       @@ -2026,40 +2092,44 @@ xerror(Display *dpy, XErrorEvent *ee) {
        }
        
        int
       -xerrordummy(Display *dpy, XErrorEvent *ee) {
       +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) {
       +xerrorstart(Display *dpy, XErrorEvent *ee)
       +{
                die("dwm: another window manager is already running\n");
                return -1;
        }
        
        void
       -zoom(const Arg *arg) {
       +zoom(const Arg *arg)
       +{
                Client *c = selmon->sel;
        
       -        if(!selmon->lt[selmon->sellt]->arrange
       +        if (!selmon->lt[selmon->sellt]->arrange
                || (selmon->sel && selmon->sel->isfloating))
                        return;
       -        if(c == nexttiled(selmon->clients))
       -                if(!c || !(c = nexttiled(c->next)))
       +        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", © 2006-2015 dwm engineers, see LICENSE for details\n");
       -        else if(argc != 1)
       +main(int argc, char *argv[])
       +{
       +        if (argc == 2 && !strcmp("-v", argv[1]))
       +                die("dwm-"VERSION "\n");
       +        else if (argc != 1)
                        die("usage: dwm [-v]\n");
       -        if(!setlocale(LC_CTYPE, "") || !XSupportsLocale())
       +        if (!setlocale(LC_CTYPE, "") || !XSupportsLocale())
                        fputs("warning: no locale support\n", stderr);
       -        if(!(dpy = XOpenDisplay(NULL)))
       +        if (!(dpy = XOpenDisplay(NULL)))
                        die("dwm: cannot open display\n");
                checkotherwm();
                setup();