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Bug #1846: Add intentionally undocumented -disablexineramaextension flag to 

the server to work around ignorant clients on large display walls.
    (Kevin E. Martin)
This commit is contained in:
Adam Jackson 2005-06-09 02:29:42 +00:00
parent e3cdec7cdc
commit cdc15e2294
2 changed files with 13 additions and 0 deletions
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9
Xext/panoramiX.c
View File

@ -1037,7 +1037,16 @@ ProcXineramaIsActive(ClientPtr client)
rep.type = X_Reply;
rep.length = 0;
rep.sequenceNumber = client->sequence;
#if 1
{
/* The following hack fools clients into thinking that Xinerama
* is disabled even though it is not. */
extern Bool PanoramiXExtensionDisabledHack;
rep.state = !noPanoramiXExtension && !PanoramiXExtensionDisabledHack;
}
#else
rep.state = !noPanoramiXExtension;
#endif
if (client->swapped) {
register int n;
swaps (&rep.sequenceNumber, n);

4
os/utils.c
View File

@ -249,6 +249,7 @@ Bool PanoramiXVisibilityNotifySent = FALSE;
Bool PanoramiXMapped = FALSE;
Bool PanoramiXWindowExposureSent = FALSE;
Bool PanoramiXOneExposeRequest = FALSE;
Bool PanoramiXExtensionDisabledHack = FALSE;
#endif
int auditTrailLevel = 1;
@ -1031,6 +1032,9 @@ ProcessCommandLine(int argc, char *argv[])
else if ( strcmp( argv[i], "-xinerama") == 0){
noPanoramiXExtension = TRUE;
}
else if ( strcmp( argv[i], "-disablexineramaextension") == 0){
PanoramiXExtensionDisabledHack = TRUE;
}
#endif
else if ( strcmp( argv[i], "-x") == 0)
{