os: move out extension disable flags to corresponing extensions

The OS abstraction isn't really the right place for those flags,
they are're probably better off in their corresponding extensions.

Signed-off-by: Enrico Weigelt, metux IT consult <info@metux.net>
Part-of: <https://gitlab.freedesktop.org/xorg/xserver/-/merge_requests/1519>

Xext/dpms.c

@@ -45,6 +45,8 @@ Equipment Corporation.
 #include "windowstr.h"
 #include "protocol-versions.h"
 
+Bool noDPMSExtension = FALSE;
+
 CARD16 DPMSPowerLevel = 0;
 Bool DPMSDisabledSwitch = FALSE;
 CARD32 DPMSStandbyTime = -1;

Xext/geext.c

@@ -32,6 +32,8 @@
 #include "protocol-versions.h"
 #include "extinit_priv.h"
 
+Bool noGEExtension = FALSE;
+
 DevPrivateKeyRec GEClientPrivateKeyRec;
 
 GEExtension GEExtensions[MAXEXTENSIONS];

Xext/panoramiX.c

@@ -63,6 +63,9 @@ extern VisualPtr glxMatchVisual(ScreenPtr pScreen,
                                 VisualPtr pVisual, ScreenPtr pMatchScreen);
 #endif
 
+/* Xinerama is disabled by default unless enabled via +xinerama */
+Bool noPanoramiXExtension = TRUE;
+
 /*
  *	PanoramiX data declarations
  */

Xext/saver.c

@@ -67,6 +67,8 @@ in this Software without prior written authorization from the X Consortium.
 // see: https://gitlab.freedesktop.org/xorg/xserver/-/merge_requests/1355
 #undef CreateWindow
 
+Bool noScreenSaverExtension = FALSE;
+
 static int ScreenSaverEventBase = 0;
 
 static Bool ScreenSaverHandle(ScreenPtr pScreen, int xstate, Bool force);

Xext/security.c

@@ -48,6 +48,8 @@ in this Software without prior written authorization from The Open Group.
 #include "extinit.h"
 #include "protocol-versions.h"
 
+Bool noSecurityExtension = FALSE;
+
 /* Extension stuff */
 static int SecurityErrorBase;   /* first Security error number */
 static int SecurityEventBase;   /* first Security event number */

Xext/shape.c

@@ -48,6 +48,8 @@ in this Software without prior written authorization from The Open Group.
 #include "extinit_priv.h"
 #include "protocol-versions.h"
 
+Bool noShapeExtension = FALSE;
+
 typedef RegionPtr (*CreateDftPtr) (WindowPtr    /* pWin */
     );
 

Xext/shm.c

@@ -100,6 +100,8 @@ typedef struct _ShmScrPrivateRec {
     DestroyPixmapProcPtr destroyPixmap;
 } ShmScrPrivateRec;
 
+Bool noMITShmExtension = FALSE;
+
 static PixmapPtr fbShmCreatePixmap(XSHM_CREATE_PIXMAP_ARGS);
 static int ShmDetachSegment(void *value, XID shmseg);
 static void ShmResetProc(ExtensionEntry *extEntry);

Xext/xf86bigfont.c

@@ -69,6 +69,8 @@
 
 #include "xf86bigfontsrv.h"
 
+Bool noXFree86BigfontExtension = FALSE;
+
 static void XF86BigfontResetProc(ExtensionEntry *extEntry );
 
 #ifdef MITSHM

Xext/xres.c

@@ -34,6 +34,8 @@
 #include "compint.h"
 #endif
 
+Bool noResExtension = FALSE;
+
 /** @brief Holds fragments of responses for ConstructClientIds.
  *
  *  note: there is no consideration for data alignment */

Xext/xtest.c

@@ -60,6 +60,8 @@
 #include "inpututils.h"
 #include "extinit_priv.h"
 
+Bool noTestExtensions = FALSE;
+
 /* XTest events are sent during request processing and may be interrupted by
  * a SIGIO. We need a separate event list to avoid events overwriting each
  * other's memory.

composite/compinit.c

@@ -49,6 +49,8 @@
 #include "compint.h"
 #include "compositeext.h"
 
+Bool noCompositeExtension = FALSE;
+
 DevPrivateKeyRec CompScreenPrivateKeyRec;
 DevPrivateKeyRec CompWindowPrivateKeyRec;
 DevPrivateKeyRec CompSubwindowsPrivateKeyRec;

damageext/damageext.c

@@ -53,6 +53,8 @@ static DevPrivateKeyRec DamageClientPrivateKeyRec;
 
 #define DamageClientPrivateKey (&DamageClientPrivateKeyRec)
 
+Bool noDamageExtension = FALSE;
+
 static void
 DamageNoteCritical(ClientPtr pClient)
 {

dbe/dbe.c

@@ -51,6 +51,7 @@
 #include "xace.h"
 
 /* GLOBALS */
+Bool noDbeExtension = FALSE;
 
 /* These are globals for use by DDX */
 DevPrivateKeyRec dbeScreenPrivKeyRec;

glx/vndext.c

@@ -42,6 +42,8 @@
 
 #include "dix/dix_priv.h"
 
+Bool noGlxExtension = FALSE;
+
 ExtensionEntry *GlxExtensionEntry;
 int GlxErrorBase = 0;
 static CallbackListRec vndInitCallbackList;

hw/xfree86/common/xf86Extensions.c

@@ -51,6 +51,11 @@
 #include "vidmodestr.h"
 #endif
 
+Bool noXFree86VidModeExtension = FALSE;
+Bool noXFree86DGAExtension = FALSE;
+Bool noXFree86DRIExtension = FALSE;
+Bool noDRI2Extension = FALSE;
+
 /*
  * DDX-specific extensions.
  */

hw/xnest/Init.c

@@ -52,11 +52,15 @@ is" without express or implied warranty.
 
 Bool xnestDoFullGeneration = TRUE;
 
+/* Xnest doesn't support GLX yet, so we don't link it, but still have
+   satisfy DIX's symbol requirements */
 #ifdef GLXEXT
 void
 GlxExtensionInit(void)
 {
 }
+
+Bool noGlxExtension = FALSE;
 #endif
 
 void

hw/xwayland/xwayland.c

@@ -52,6 +52,7 @@
 #include <os.h>
 #include <propertyst.h>
 #include <version-config.h>
+#include "extinit.h"
 
 #include "os/auth.h"
 
@@ -60,7 +61,7 @@
 
 #ifdef XF86VIDMODE
 #include <X11/extensions/xf86vmproto.h>
-extern _X_EXPORT Bool noXFree86VidModeExtension;
+Bool noXFree86VidModeExtension;
 #endif
 
 void

os/utils.c

@@ -117,66 +117,7 @@ __stdcall unsigned long GetTickCount(void);
 #include "miinitext.h"
 #include "present.h"
 #include "dixstruct_priv.h"
-
-Bool noTestExtensions;
-
-#ifdef COMPOSITE
-Bool noCompositeExtension = FALSE;
-#endif
-
-#ifdef DAMAGE
-Bool noDamageExtension = FALSE;
-#endif
-#ifdef DBE
-Bool noDbeExtension = FALSE;
-#endif
-#ifdef DPMSExtension
 #include "dpmsproc.h"
-Bool noDPMSExtension = FALSE;
-#endif
-#ifdef GLXEXT
-Bool noGlxExtension = FALSE;
-#endif
-#ifdef SCREENSAVER
-Bool noScreenSaverExtension = FALSE;
-#endif
-#ifdef MITSHM
-Bool noMITShmExtension = FALSE;
-#endif
-#ifdef RANDR
-Bool noRRExtension = FALSE;
-#endif
-Bool noRenderExtension = FALSE;
-Bool noShapeExtension = FALSE;
-
-#ifdef XCSECURITY
-Bool noSecurityExtension = FALSE;
-#endif
-#ifdef RES
-Bool noResExtension = FALSE;
-#endif
-#ifdef XF86BIGFONT
-Bool noXFree86BigfontExtension = FALSE;
-#endif
-#ifdef XFreeXDGA
-Bool noXFree86DGAExtension = FALSE;
-#endif
-#ifdef XF86DRI
-Bool noXFree86DRIExtension = FALSE;
-#endif
-#ifdef XF86VIDMODE
-Bool noXFree86VidModeExtension = FALSE;
-#endif
-Bool noXFixesExtension = FALSE;
-#ifdef XINERAMA
-/* Xinerama is disabled by default unless enabled via +xinerama */
-Bool noPanoramiXExtension = TRUE;
-#endif /* XINERAMA */
-#ifdef DRI2
-Bool noDRI2Extension = FALSE;
-#endif
-
-Bool noGEExtension = FALSE;
 
 #define X_INCLUDE_NETDB_H
 #include <X11/Xos_r.h>

randr/randr.c

@@ -36,6 +36,8 @@
 #define SubPixelUnknown 0
 #endif
 
+Bool noRRExtension = FALSE;
+
 #define RR_VALIDATE
 static int RRNScreens;
 

render/render.c

@@ -57,6 +57,8 @@
 #include "panoramiXsrv.h"
 #endif /* XINERAMA */
 
+Bool noRenderExtension = FALSE;
+
 static int ProcRenderQueryVersion(ClientPtr pClient);
 static int ProcRenderQueryPictFormats(ClientPtr pClient);
 static int ProcRenderQueryPictIndexValues(ClientPtr pClient);

xfixes/xfixes.c

@@ -48,6 +48,8 @@
 #include "protocol-versions.h"
 #include "extinit_priv.h"
 
+Bool noXFixesExtension = FALSE;
+
 static unsigned char XFixesReqCode;
 int XFixesEventBase;
 int XFixesErrorBase;