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Xext: re-do the XGE versioning handling. 

Basically the same approach RandR takes. Remember which one the client
requested, send back the one the server supports. Also divide XGE server
version (now defined in geext.c) and the client's version (still in the
protocol definition).
This commit is contained in:
Peter Hutterer 2008-04-24 11:27:22 +09:30
parent 5f3e5b3462
commit 745b90cde1
1 changed files with 18 additions and 15 deletions
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31
Xext/geext.c
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@ -36,6 +36,11 @@ from the author.
#include "geint.h"
#include "geext.h"
/* Currently supported XGE version */
#define SERVER_GE_MAJOR 1
#define SERVER_GE_MINOR 0
int GEEventBase;
int GEErrorBase;
DevPrivateKey GEClientPrivateKey = &GEClientPrivateKey;
@ -73,20 +78,13 @@ static int ProcGEQueryVersion(ClientPtr client)
rep.length = 0;
rep.sequenceNumber = client->sequence;
if (stuff->majorVersion < GE_MAJOR) {
rep.majorVersion = stuff->majorVersion;
rep.minorVersion = stuff->minorVersion;
} else {
rep.majorVersion = GE_MAJOR;
if (stuff->majorVersion == GE_MAJOR &&
stuff->minorVersion < GE_MINOR)
rep.minorVersion = stuff->minorVersion;
else
rep.minorVersion = GE_MINOR;
}
/* return the supported version by the server */
rep.majorVersion = SERVER_GE_MAJOR;
rep.minorVersion = SERVER_GE_MINOR;
pGEClient->major_version = rep.majorVersion;
pGEClient->minor_version = rep.minorVersion;
/* Remember version the client requested */
pGEClient->major_version = stuff->majorVersion;
pGEClient->minor_version = stuff->minorVersion;
if (client->swapped)
{
@ -156,7 +154,12 @@ SProcGEDispatch(ClientPtr client)
return (*SProcGEVector[stuff->ReqType])(client);
}
/* new client callback */
/**
* Called when a new client inits a connection to the X server.
*
* We alloc a simple struct to store the client's major/minor version. Can be
* used in the furture for versioning support.
*/
static void GEClientCallback(CallbackListPtr *list,
pointer closure,
pointer data)