dwm

my heavily-patched and customized dwm build
git clone git://git.kocotian.pl/dwm.git
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commit be8bd5059f8399120fe73c886391d95516232425
parent 4dd629105078ee9197578469470dd228996c87a6
Author: kocotian <kocotian@kocotian.pl>
Date:   Sat, 12 Dec 2020 13:16:57 +0100

no borders

Diffstat:
Mdwm.c | 9+++++++++
Mdwm.c.orig | 235+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++--
Mdwm.c.rej | 34++++++++++++++--------------------
Mpatches/dwm-noborderfloatingfix-6.2.diff | 0
4 files changed, 252 insertions(+), 26 deletions(-)

diff --git a/dwm.c b/dwm.c @@ -1535,6 +1535,15 @@ resizeclient(Client *c, int x, int y, int w, int h) if ((nexttiled(c->mon->clients) == c) && !(nexttiled(c->next))) resetlayout(NULL); + if (((nexttiled(c->mon->clients) == c && !nexttiled(c->next)) + || &monocle == c->mon->lt[c->mon->sellt]->arrange) + && !c->isfullscreen && !c->isfloating + && NULL != c->mon->lt[c->mon->sellt]->arrange) { + c->w = wc.width += c->bw * 2; + c->h = wc.height += c->bw * 2; + wc.border_width = 0; + } + XConfigureWindow(dpy, c->win, CWX|CWY|CWWidth|CWHeight|CWBorderWidth, &wc); configure(c); XSync(dpy, False); diff --git a/dwm.c.orig b/dwm.c.orig @@ -40,6 +40,12 @@ #include <X11/extensions/Xinerama.h> #endif /* XINERAMA */ #include <X11/Xft/Xft.h> +#include <X11/Xlib-xcb.h> +#include <xcb/res.h> +#ifdef __OpenBSD__ +#include <sys/sysctl.h> +#include <kvm.h> +#endif /* __OpenBSD */ #include "drw.h" #include "util.h" @@ -94,9 +100,11 @@ struct Client { int basew, baseh, incw, inch, maxw, maxh, minw, minh; int bw, oldbw; unsigned int tags; - int isfixed, isfloating, isurgent, neverfocus, oldstate, isfullscreen; + int isfixed, isfloating, isurgent, neverfocus, oldstate, isfullscreen, isterminal, noswallow; + pid_t pid; Client *next; Client *snext; + Client *swallowing; Monitor *mon; Window win; }; @@ -149,6 +157,8 @@ typedef struct { const char *title; unsigned int tags; int isfloating; + int isterminal; + int noswallow; int monitor; } Rule; @@ -261,6 +271,12 @@ static int xerrordummy(Display *dpy, XErrorEvent *ee); static int xerrorstart(Display *dpy, XErrorEvent *ee); static void zoom(const Arg *arg); +static pid_t getparentprocess(pid_t p); +static int isdescprocess(pid_t p, pid_t c); +static Client *swallowingclient(Window w); +static Client *termforwin(const Client *c); +static pid_t winpid(Window w); + /* variables */ static const char broken[] = "broken"; static char stext[256]; @@ -296,6 +312,8 @@ static Drw *drw; static Monitor *mons, *selmon; static Window root, wmcheckwin; +static xcb_connection_t *xcon; + /* configuration, allows nested code to access above variables */ #include "config.h" @@ -334,6 +352,8 @@ applyrules(Client *c) && (!r->class || strstr(class, r->class)) && (!r->instance || strstr(instance, r->instance))) { + c->isterminal = r->isterminal; + c->noswallow = r->noswallow; c->isfloating = r->isfloating; c->tags |= r->tags; for (m = mons; m && m->num != r->monitor; m = m->next); @@ -519,6 +539,53 @@ attachstack(Client *c) } void +swallow(Client *p, Client *c) +{ + + if (c->noswallow || c->isterminal) + return; + if (c->noswallow && !swallowfloating && c->isfloating) + return; + + detach(c); + detachstack(c); + + setclientstate(c, WithdrawnState); + XUnmapWindow(dpy, p->win); + + p->swallowing = c; + c->mon = p->mon; + + Window w = p->win; + p->win = c->win; + c->win = w; + updatetitle(p); + XMoveResizeWindow(dpy, p->win, p->x, p->y, p->w, p->h); + arrange(p->mon); + configure(p); + updateclientlist(); +} + +void +unswallow(Client *c) +{ + c->win = c->swallowing->win; + + free(c->swallowing); + c->swallowing = NULL; + + /* unfullscreen the client */ + setfullscreen(c, 0); + updatetitle(c); + arrange(c->mon); + XMapWindow(dpy, c->win); + XMoveResizeWindow(dpy, c->win, c->x, c->y, c->w, c->h); + setclientstate(c, NormalState); + focus(NULL); + arrange(c->mon); +} + +void buttonpress(XEvent *e) { unsigned int i, x, click; @@ -776,6 +843,9 @@ destroynotify(XEvent *e) if ((c = wintoclient(ev->window))) unmanage(c, 1); + + else if ((c = swallowingclient(ev->window))) + unmanage(c->swallowing, 1); } void @@ -1149,12 +1219,13 @@ killclient(const Arg *arg) void manage(Window w, XWindowAttributes *wa) { - Client *c, *t = NULL; + Client *c, *t = NULL, *term = NULL; Window trans = None; XWindowChanges wc; c = ecalloc(1, sizeof(Client)); c->win = w; + c->pid = winpid(w); /* geometry */ c->x = c->oldx = wa->x; c->y = c->oldy = wa->y; @@ -1170,6 +1241,7 @@ manage(Window w, XWindowAttributes *wa) } else { c->mon = selmon; applyrules(c); + term = termforwin(c); } if (c->x + WIDTH(c) > c->mon->mx + c->mon->mw) @@ -1227,6 +1299,8 @@ manage(Window w, XWindowAttributes *wa) c->mon->sel = c; arrange(c->mon); XMapWindow(dpy, c->win); + if (term) + swallow(term, c); focus(NULL); } @@ -2042,6 +2116,20 @@ unmanage(Client *c, int destroyed) Monitor *m = c->mon; XWindowChanges wc; + if (c->swallowing) { + unswallow(c); + return; + } + + Client *s = swallowingclient(c->win); + if (s) { + free(s->swallowing); + s->swallowing = NULL; + arrange(m); + focus(NULL); + return; + } + detach(c); detachstack(c); if (!destroyed) { @@ -2056,9 +2144,12 @@ unmanage(Client *c, int destroyed) XUngrabServer(dpy); } free(c); - focus(NULL); - updateclientlist(); - arrange(m); + + if (!s) { + arrange(m); + focus(NULL); + updateclientlist(); + } } void @@ -2365,6 +2456,136 @@ view(const Arg *arg) arrange(selmon); } +pid_t +winpid(Window w) +{ + + pid_t result = 0; + +#ifdef __linux__ + xcb_res_client_id_spec_t spec = {0}; + spec.client = w; + spec.mask = XCB_RES_CLIENT_ID_MASK_LOCAL_CLIENT_PID; + + xcb_generic_error_t *e = NULL; + xcb_res_query_client_ids_cookie_t c = xcb_res_query_client_ids(xcon, 1, &spec); + xcb_res_query_client_ids_reply_t *r = xcb_res_query_client_ids_reply(xcon, c, &e); + + if (!r) + return (pid_t)0; + + xcb_res_client_id_value_iterator_t i = xcb_res_query_client_ids_ids_iterator(r); + for (; i.rem; xcb_res_client_id_value_next(&i)) { + spec = i.data->spec; + if (spec.mask & XCB_RES_CLIENT_ID_MASK_LOCAL_CLIENT_PID) { + uint32_t *t = xcb_res_client_id_value_value(i.data); + result = *t; + break; + } + } + + free(r); + + if (result == (pid_t)-1) + result = 0; + +#endif /* __linux__ */ + +#ifdef __OpenBSD__ + Atom type; + int format; + unsigned long len, bytes; + unsigned char *prop; + pid_t ret; + + if (XGetWindowProperty(dpy, w, XInternAtom(dpy, "_NET_WM_PID", 0), 0, 1, False, AnyPropertyType, &type, &format, &len, &bytes, &prop) != Success || !prop) + return 0; + + ret = *(pid_t*)prop; + XFree(prop); + result = ret; + +#endif /* __OpenBSD__ */ + return result; +} + +pid_t +getparentprocess(pid_t p) +{ + unsigned int v = 0; + +#ifdef __linux__ + FILE *f; + char buf[256]; + snprintf(buf, sizeof(buf) - 1, "/proc/%u/stat", (unsigned)p); + + if (!(f = fopen(buf, "r"))) + return 0; + + fscanf(f, "%*u %*s %*c %u", &v); + fclose(f); +#endif /* __linux__*/ + +#ifdef __OpenBSD__ + int n; + kvm_t *kd; + struct kinfo_proc *kp; + + kd = kvm_openfiles(NULL, NULL, NULL, KVM_NO_FILES, NULL); + if (!kd) + return 0; + + kp = kvm_getprocs(kd, KERN_PROC_PID, p, sizeof(*kp), &n); + v = kp->p_ppid; +#endif /* __OpenBSD__ */ + + return (pid_t)v; +} + +int +isdescprocess(pid_t p, pid_t c) +{ + while (p != c && c != 0) + c = getparentprocess(c); + + return (int)c; +} + +Client * +termforwin(const Client *w) +{ + Client *c; + Monitor *m; + + if (!w->pid || w->isterminal) + return NULL; + + for (m = mons; m; m = m->next) { + for (c = m->clients; c; c = c->next) { + if (c->isterminal && !c->swallowing && c->pid && isdescprocess(c->pid, w->pid)) + return c; + } + } + + return NULL; +} + +Client * +swallowingclient(Window w) +{ + Client *c; + Monitor *m; + + for (m = mons; m; m = m->next) { + for (c = m->clients; c; c = c->next) { + if (c->swallowing && c->swallowing->win == w) + return c; + } + } + + return NULL; +} + Client * wintoclient(Window w) { @@ -2456,10 +2677,12 @@ main(int argc, char *argv[]) fputs("warning: no locale support\n", stderr); if (!(dpy = XOpenDisplay(NULL))) die("dwm: cannot open display"); + if (!(xcon = XGetXCBConnection(dpy))) + die("dwm: cannot get xcb connection\n"); checkotherwm(); setup(); #ifdef __OpenBSD__ - if (pledge("stdio rpath proc exec", NULL) == -1) + if (pledge("stdio rpath proc exec ps", NULL) == -1) die("pledge"); #endif /* __OpenBSD__ */ scan(); diff --git a/dwm.c.rej b/dwm.c.rej @@ -1,23 +1,17 @@ --- dwm.c +++ dwm.c -@@ -654,6 +666,20 @@ createmon(void) - m->lt[0] = &layouts[0]; - m->lt[1] = &layouts[1 % LENGTH(layouts)]; - strncpy(m->ltsymbol, layouts[0].symbol, sizeof m->ltsymbol); -+ m->pertag = ecalloc(1, sizeof(Pertag)); -+ m->pertag->curtag = m->pertag->prevtag = 1; -+ -+ for (i = 0; i <= LENGTH(tags); i++) { -+ m->pertag->nmasters[i] = m->nmaster; -+ m->pertag->mfacts[i] = m->mfact; -+ -+ m->pertag->ltidxs[i][0] = m->lt[0]; -+ m->pertag->ltidxs[i][1] = m->lt[1]; -+ m->pertag->sellts[i] = m->sellt; -+ -+ m->pertag->showbars[i] = m->showbar; +@@ -1282,6 +1282,14 @@ resizeclient(Client *c, int x, int y, int w, int h) + c->oldw = c->w; c->w = wc.width = w; + c->oldh = c->h; c->h = wc.height = h; + wc.border_width = c->bw; ++ if (((nexttiled(c->mon->clients) == c && !nexttiled(c->next)) ++ || &monocle == c->mon->lt[c->mon->sellt]->arrange) ++ && !c->isfullscreen && !c->isfloating ++ && NULL != c->mon->lt[c->mon->sellt]->arrange) { ++ c->w = wc.width += c->bw * 2; ++ c->h = wc.height += c->bw * 2; ++ wc.border_width = 0; + } -+ - return m; - } - + XConfigureWindow(dpy, c->win, CWX|CWY|CWWidth|CWHeight|CWBorderWidth, &wc); + configure(c); + XSync(dpy, False); diff --git a/patches/dwm-noborderfloatingfix-6.2.diff b/patches/dwm-noborderfloatingfix-6.2.diff