removed swallow patch

6 files changed, 7 insertions, 643 deletions

diff --git a/config.h b/config.h
index 362c5fb..7317576 100644
--- a/config.h
+++ b/config.h
@@ -3,7 +3,6 @@
 /* appearance */
 static const unsigned int borderpx  = 1;        /* border pixel of windows */
 static const unsigned int snap      = 32;       /* snap pixel */
-static const int swallowfloating    = 0;        /* 1 means swallow floating windows by default */
 static const int showbar            = 1;        /* 0 means no bar */
 static const int topbar             = 1;        /* 0 means bottom bar */
 static const int gappx              = 5;
diff --git a/config.mk b/config.mk
index 2017c93..81c493e 100644
--- a/config.mk
+++ b/config.mk
@@ -23,7 +23,7 @@ FREETYPEINC = /usr/include/freetype2
 
 # includes and libs
 INCS = -I${X11INC} -I${FREETYPEINC}
-LIBS = -L${X11LIB} -lX11 ${XINERAMALIBS} ${FREETYPELIBS} -lX11-xcb -lxcb -lxcb-res ${KVMLIB}
+LIBS = -L${X11LIB} -lX11 ${XINERAMALIBS} ${FREETYPELIBS}
 
 # flags
 CPPFLAGS = -D_DEFAULT_SOURCE -D_BSD_SOURCE -D_POSIX_C_SOURCE=200809L -DVERSION=\"${VERSION}\" ${XINERAMAFLAGS}
diff --git a/dwm b/dwm
index 3c3417d..6235ecb 100755
--- a/dwm
+++ b/dwm
diff --git a/dwm.c b/dwm.c
index d78a831..1055ee5 100644
--- a/dwm.c
+++ b/dwm.c
@@ -40,12 +40,6 @@
 #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"
@@ -98,11 +92,9 @@ struct Client {
 	int basew, baseh, incw, inch, maxw, maxh, minw, minh, hintsvalid;
 	int bw, oldbw;
 	unsigned int tags;
-	int isfixed, isfloating, isurgent, neverfocus, oldstate, isfullscreen, isterminal, noswallow;
-	pid_t pid;
+	int isfixed, isfloating, isurgent, neverfocus, oldstate, isfullscreen;
 	Client *next;
 	Client *snext;
-	Client *swallowing;
 	Monitor *mon;
 	Window win;
 };
@@ -147,8 +139,6 @@ typedef struct {
 	const char *title;
 	unsigned int tags;
 	int isfloating;
-	int isterminal;
-	int noswallow;
 	int monitor;
 } Rule;
 
@@ -247,12 +237,6 @@ 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];
@@ -287,8 +271,6 @@ 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"
 
@@ -318,8 +300,6 @@ 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);
@@ -439,53 +419,6 @@ 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;
@@ -726,9 +659,6 @@ destroynotify(XEvent *e)
 
 	if ((c = wintoclient(ev->window)))
 		unmanage(c, 1);
-
-	else if ((c = swallowingclient(ev->window)))
-		unmanage(c->swallowing, 1);
 }
 
 void
@@ -1095,13 +1025,12 @@ killclient(const Arg *arg)
 void
 manage(Window w, XWindowAttributes *wa)
 {
-	Client *c, *t = NULL, *term = NULL;
+	Client *c, *t = 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;
@@ -1116,7 +1045,6 @@ manage(Window w, XWindowAttributes *wa)
 	} else {
 		c->mon = selmon;
 		applyrules(c);
-		term = termforwin(c);
 	}
 
 	if (c->x + WIDTH(c) > c->mon->wx + c->mon->ww)
@@ -1151,8 +1079,6 @@ manage(Window w, XWindowAttributes *wa)
 	c->mon->sel = c;
 	arrange(c->mon);
 	XMapWindow(dpy, c->win);
-	if (term)
-		swallow(term, c);
 	focus(NULL);
 }
 
@@ -1852,20 +1778,6 @@ 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) {
@@ -1881,12 +1793,9 @@ unmanage(Client *c, int destroyed)
 		XUngrabServer(dpy);
 	}
 	free(c);
-
-	if (!s) {
-		arrange(m);
-		focus(NULL);
-		updateclientlist();
-	}
+	focus(NULL);
+	updateclientlist();
+	arrange(m);
 }
 
 void
@@ -2150,136 +2059,6 @@ 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)
 {
@@ -2374,12 +2153,10 @@ 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 ps", NULL) == -1)
+	if (pledge("stdio rpath proc exec", NULL) == -1)
 		die("pledge");
 #endif /* __OpenBSD__ */
 	scan();
diff --git a/dwm.o b/dwm.o
index 56aab1b..54cd86d 100644
--- a/dwm.o
+++ b/dwm.o
diff --git a/patch/dwm-swallow-6.2.diff b/patch/dwm-swallow-6.2.diff
deleted file mode 100644
index 5324024..0000000
--- a/patch/dwm-swallow-6.2.diff
+++ /dev/null
@@ -1,412 +0,0 @@
-From 3904d7521ef64938b2a8b7fb06ef5a5223d3f62b Mon Sep 17 00:00:00 2001
-From: Jack Bird <jack.bird@durham.ac.uk>
-Date: Fri, 27 Aug 2021 00:04:45 +0100
-Subject: [PATCH] 6.2 swallow patch
-
----
- config.def.h |   9 +-
- config.mk    |   3 +-
- dwm.c        | 235 +++++++++++++++++++++++++++++++++++++++++++++++++--
- 3 files changed, 237 insertions(+), 10 deletions(-)
-
-diff --git a/config.def.h b/config.def.h
-index 1c0b587..fe51476 100644
---- a/config.def.h
-+++ b/config.def.h
-@@ -3,6 +3,7 @@
- /* appearance */
- static const unsigned int borderpx  = 1;        /* border pixel of windows */
- static const unsigned int snap      = 32;       /* snap pixel */
-+static const int swallowfloating    = 0;        /* 1 means swallow floating windows by default */
- static const int showbar            = 1;        /* 0 means no bar */
- static const int topbar             = 1;        /* 0 means bottom bar */
- static const char *fonts[]          = { "monospace:size=10" };
-@@ -26,9 +27,11 @@ static const Rule rules[] = {
- 	 *	WM_CLASS(STRING) = instance, class
- 	 *	WM_NAME(STRING) = title
- 	 */
--	/* class      instance    title       tags mask     isfloating   monitor */
--	{ "Gimp",     NULL,       NULL,       0,            1,           -1 },
--	{ "Firefox",  NULL,       NULL,       1 << 8,       0,           -1 },
-+	/* class     instance  title           tags mask  isfloating  isterminal  noswallow  monitor */
-+	{ "Gimp",    NULL,     NULL,           0,         1,          0,           0,        -1 },
-+	{ "Firefox", NULL,     NULL,           1 << 8,    0,          0,          -1,        -1 },
-+	{ "St",      NULL,     NULL,           0,         0,          1,           0,        -1 },
-+	{ NULL,      NULL,     "Event Tester", 0,         0,          0,           1,        -1 }, /* xev */
- };
- 
- /* layout(s) */
-diff --git a/config.mk b/config.mk
-index 6d36cb7..5d136bc 100644
---- a/config.mk
-+++ b/config.mk
-@@ -19,10 +19,11 @@ FREETYPELIBS = -lfontconfig -lXft
- FREETYPEINC = /usr/include/freetype2
- # OpenBSD (uncomment)
- #FREETYPEINC = ${X11INC}/freetype2
-+#KVMLIB = -lkvm
- 
- # includes and libs
- INCS = -I${X11INC} -I${FREETYPEINC}
--LIBS = -L${X11LIB} -lX11 ${XINERAMALIBS} ${FREETYPELIBS}
-+LIBS = -L${X11LIB} -lX11 ${XINERAMALIBS} ${FREETYPELIBS} -lX11-xcb -lxcb -lxcb-res ${KVMLIB}
- 
- # flags
- CPPFLAGS = -D_DEFAULT_SOURCE -D_BSD_SOURCE -D_POSIX_C_SOURCE=2 -DVERSION=\"${VERSION}\" ${XINERAMAFLAGS}
-diff --git a/dwm.c b/dwm.c
-index 4465af1..66bd0ed 100644
---- a/dwm.c
-+++ b/dwm.c
-@@ -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"
-@@ -92,9 +98,11 @@ 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;
- };
-@@ -138,6 +146,8 @@ typedef struct {
- 	const char *title;
- 	unsigned int tags;
- 	int isfloating;
-+	int isterminal;
-+	int noswallow;
- 	int monitor;
- } Rule;
- 
-@@ -234,6 +244,12 @@ 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];
-@@ -268,6 +284,8 @@ 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"
- 
-@@ -297,6 +315,8 @@ 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);
-@@ -413,6 +433,53 @@ attachstack(Client *c)
- 	c->mon->stack = 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)
- {
-@@ -652,6 +719,9 @@ destroynotify(XEvent *e)
- 
- 	if ((c = wintoclient(ev->window)))
- 		unmanage(c, 1);
-+
-+	else if ((c = swallowingclient(ev->window)))
-+		unmanage(c->swallowing, 1);
- }
- 
- void
-@@ -1017,12 +1087,13 @@ 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;
-@@ -1037,6 +1108,7 @@ 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)
-@@ -1073,6 +1145,8 @@ manage(Window w, XWindowAttributes *wa)
- 	c->mon->sel = c;
- 	arrange(c->mon);
- 	XMapWindow(dpy, c->win);
-+	if (term)
-+		swallow(term, c);
- 	focus(NULL);
- }
- 
-@@ -1765,6 +1839,20 @@ 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) {
-@@ -1779,9 +1867,12 @@ unmanage(Client *c, int destroyed)
- 		XUngrabServer(dpy);
- 	}
- 	free(c);
--	focus(NULL);
--	updateclientlist();
--	arrange(m);
-+
-+	if (!s) {
-+		arrange(m);
-+		focus(NULL);
-+		updateclientlist();
-+	}
- }
- 
- void
-@@ -2044,6 +2135,136 @@ 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)
- {
-@@ -2135,10 +2356,12 @@ 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();
--- 
-2.33.0
-