Re: [Xpert]gray bitmap on startup

[Jens Owen]

Hans-Peter Jansen wrote:
> Hi *,
> 
> since I'm using XFree86 (about 5 years now mostly successful, thanks), 
> I ask myself this question:
> What is the gray bitmap on startup good for, and where did it come from?
> 
> I would like to try to patch my XFree to get rid of it (if it is possible
> at all), so any hints, where to start on this is highly appreciated.
> 
> current: 4.1.0/SuSE 7.3/mga and CVS from sunday, where I started digging
> after a successful build, but this package is _really_ huge. I started
> analysing xsetroot -gray, and searched for similar X-calls under 
> xc/programs/Xserver, but failed to find suspicous calls?
> 
> I would be really happy, if some kind mind would shed some light on this.

Hans-Peter,

I submitted a patch a few weeks back which disables the normal root 
weave in favor of a black background.  It hasn't been applied to the CVS 
trunk, yet; but here's the original patch.

Regards,
Jens

-- 
                                /\
          Jens Owen            /  \/\ _
   [EMAIL PROTECTED]  /    \ \ \   Steamboat Springs, Colorado

--- xc/programs/Xserver/os/utils.c.jens Mon Jul 29 10:35:48 2002
+++ xc/programs/Xserver/os/utils.c      Mon Jul 29 10:34:33 2002
@@ -496,6 +496,7 @@
     ErrorF("-audit int             set audit trail level\n");  
     ErrorF("-auth file             select authorization file\n");      
     ErrorF("bc                     enable bug compatibility\n");
+    ErrorF("-br                    create root window with black background\n");
     ErrorF("+bs                    enable any backing store support\n");
     ErrorF("-bs                    disable any backing store support\n");
     ErrorF("-c                     turns off key-click\n");
@@ -659,6 +660,8 @@
        }
        else if ( strcmp( argv[i], "bc") == 0)
            permitOldBugs = TRUE;
+       else if ( strcmp( argv[i], "-br") == 0)
+           blackRoot = TRUE;
        else if ( strcmp( argv[i], "+bs") == 0)
            enableBackingStore = TRUE;
        else if ( strcmp( argv[i], "-bs") == 0)
--- xc/programs/Xserver/include/opaque.h.jens   Tue Jul 30 08:16:31 2002
+++ xc/programs/Xserver/include/opaque.h        Tue Jul 30 08:16:56 2002
@@ -75,6 +75,7 @@
 extern Bool permitOldBugs;
 extern Bool defeatAccessControl;
 extern char* protNoListen;
+extern Bool blackRoot;
 
 
 
--- xc/programs/Xserver/dix/globals.c.jens      Sun Jan 27 11:22:09 2002
+++ xc/programs/Xserver/dix/globals.c   Mon Jul 29 10:29:28 2002
@@ -126,6 +126,7 @@
                        every compilation of dix code */
 Bool loadableFonts = FALSE;
 CursorPtr rootCursor;
+Bool blackRoot=FALSE;
 ClientPtr requestingClient;    /* XXX this should be obsolete now, remove? */
 
 TimeStamp currentTime;
--- xc/programs/Xserver/dix/window.c.jens       Mon Jul 29 10:36:10 2002
+++ xc/programs/Xserver/dix/window.c    Tue Jul 30 14:46:50 2002
@@ -101,6 +101,7 @@
 #endif
 
 extern Bool permitOldBugs;
+extern Bool blackRoot;
 
 #if defined(NEED_SCREEN_REGIONS)
 #define REGION_PTR(pScreen,pWin) \
@@ -345,6 +346,9 @@
        for (j = len; j > 0; j--)
            *to++ = *from;
 
+   if (blackRoot)
+       bzero(back, sizeof(back));
+
    (*pGC->ops->PutImage)((DrawablePtr)pWin->background.pixmap, pGC, 1,
                    0, 0, len, 4, 0, XYBitmap, (char *)back);