simplify unmanage code

awesome.c

@@ -171,7 +171,7 @@ exit_on_signal(int sig __attribute__ ((unused)))
  * ignored (especially on UnmapNotify's).  Other types of errors call Xlibs
  * default error handler, which may call exit.
  */
-int
+static int
 xerror(Display * edpy, XErrorEvent * ee)
 {
     if(ee->error_code == BadWindow

awesome.h

@@ -22,11 +22,8 @@
 #ifndef AWESOME_AWESOME_H
 #define AWESOME_AWESOME_H
 
-#include <X11/Xlib.h>
 #include "uicb.h"
 
-int xerror(Display *, XErrorEvent *);
-
 Uicb uicb_quit;
 
 #endif

client.c

@@ -25,7 +25,6 @@
 #include <X11/extensions/Xinerama.h>
 
 #include "client.h"
-#include "awesome.h"
 #include "tag.h"
 #include "rules.h"
 #include "util.h"
@@ -567,27 +566,34 @@ client_unban(Client *c)
 }
 
 void
-client_unmanage(Client *c, long state)
+client_unmanage(Client *c)
 {
     XWindowChanges wc;
     Tag *tag;
 
     wc.border_width = c->oldborder;
+
     /* The server grab construct avoids race conditions. */
     XGrabServer(globalconf.display);
+
     XConfigureWindow(globalconf.display, c->win, CWBorderWidth, &wc);  /* restore border */
+
+    /* remove client everywhere */
     client_detach(c);
-    if(globalconf.focus->client == c)
-        focus(NULL, True, c->screen);
     focus_delete_client(c);
     for(tag = globalconf.screens[c->screen].tags; tag; tag = tag->next)
         untag_client(c, tag);
+
+    if(globalconf.focus->client == c)
+        focus(NULL, True, c->screen);
+
+
     XUngrabButton(globalconf.display, AnyButton, AnyModifier, c->win);
-    window_setstate(c->win, state);
+    window_setstate(c->win, WithdrawnState);
+
     XSync(globalconf.display, False);
-    XSetErrorHandler(xerror);
     XUngrabServer(globalconf.display);
-    if(state != NormalState)
+
     arrange(c->screen);
     p_delete(&c);
 }

client.h

@@ -34,7 +34,7 @@ void focus(Client *, Bool, int);
 void client_manage(Window, XWindowAttributes *, int);
 Bool client_resize(Client *, Area, Bool);
 void client_unban(Client *);
-void client_unmanage(Client *, long);
+void client_unmanage(Client *);
 void client_updatewmhints(Client *);
 void client_updatesizehints(Client *);
 void client_updatetitle(Client *);

event.c

@@ -227,7 +227,7 @@ handle_event_destroynotify(XEvent * e)
     XDestroyWindowEvent *ev = &e->xdestroywindow;
 
     if((c = get_client_bywin(globalconf.clients, ev->window)))
-        client_unmanage(c, WithdrawnState);
+        client_unmanage(c);
 }
 
 void
@@ -395,7 +395,7 @@ handle_event_unmapnotify(XEvent * e)
     if((c = get_client_bywin(globalconf.clients, ev->window))
        && ev->event == RootWindow(e->xany.display, get_phys_screen(c->screen))
        && ev->send_event && window_getstate(c->win) == NormalState)
-        client_unmanage(c, WithdrawnState);
+        client_unmanage(c);
 }
 
 void