assorted updates (bug #1025977)

6 files changed, 100 insertions, 87 deletions

diff --git a/src/mesa/drivers/ggi/default/linear.c b/src/mesa/drivers/ggi/default/linear.c
index ffd0acc3d3..9d29761ad5 100644
--- a/src/mesa/drivers/ggi/default/linear.c
+++ b/src/mesa/drivers/ggi/default/linear.c
@@ -39,7 +39,7 @@
                      ((color[GCOMP]>>GS) << B)     |  \
                      ((color[BCOMP]>>BS)))
 
-#define FLIP(coord) (LIBGGI_MODE(ggi_ctx->ggi_visual)->visible.y-(coord) - 1)
+#define FLIP(coord) (LIBGGI_VIRTY(ggi_ctx->ggi_visual) - (coord) - 1)
 
 
 /**********************************************************************/
diff --git a/src/mesa/drivers/ggi/display/fbdev_mode.c b/src/mesa/drivers/ggi/display/fbdev_mode.c
index 6fb952d55c..eee80eb4b7 100644
--- a/src/mesa/drivers/ggi/display/fbdev_mode.c
+++ b/src/mesa/drivers/ggi/display/fbdev_mode.c
@@ -50,15 +50,13 @@
 
 int GGIMesa_fbdev_getapi(ggi_visual *vis, int num, char *apiname, char *arguments)
 {
-	struct fbdev_priv_mesa *priv = GGIMESA_PRIVATE(vis);
+	struct fbdev_priv_mesa *priv = GGIMESA_PRIV(vis);
 	
-	strcpy(arguments, "");
+	arguments = '\0';
 
-	switch(num) 
-	{
-		case 0:
-		if (priv->oldpriv->have_accel) 
-		{
+	switch(num) {
+	case 0:
+		if (priv->oldpriv->have_accel) {
 			strcpy(apiname, priv->oldpriv->accel);
 			return 0;
 		}
@@ -70,17 +68,16 @@ int GGIMesa_fbdev_getapi(ggi_visual *vis, int num, char *apiname, char *argument
 
 static int do_setmode(ggi_visual *vis)
 {
-	struct fbdev_priv_mesa *priv = GGIMESA_PRIVATE(vis);
+	struct fbdev_priv_mesa *priv = GGIMESA_PRIV(vis);
 	int err, id;
-	char libname[256], libargs[256];
+	char libname[GGI_API_MAXLEN], libargs[GGI_API_MAXLEN];
 	ggi_graphtype gt;
 
 	_ggiZapMode(vis, ~GGI_DL_OPDISPLAY);
 	priv->have_accel = 0;
 	for (id = 1; GGIMesa_fbdev_getapi(vis, id, libname, libargs) == 0; id++) 
 	{
-		if (_ggiOpenDL(vis, libname, libargs, NULL) == 0) 
-		{
+		if (_ggiOpenDL(vis, libname, libargs, NULL) == 0) {
 			fprintf(stderr, "display-fbdev-mesa: Error opening the "
 				"%s (%s) library.\n", libname, libargs);
 			return GGI_EFATAL;
@@ -92,9 +89,7 @@ static int do_setmode(ggi_visual *vis)
 	if (priv->oldpriv->accel &&
 	    _ggiOpenDL(vis, priv->accel, NULL, NULL) != 0) {
 		priv->have_accel = 1;
-	} 
-	else 
-	{
+	} else {
 		priv->have_accel = 0;
 	}
 	vis->accelactive = 0;
diff --git a/src/mesa/drivers/ggi/display/fbdev_visual.c b/src/mesa/drivers/ggi/display/fbdev_visual.c
index 0176614ffb..79c16ec796 100644
--- a/src/mesa/drivers/ggi/display/fbdev_visual.c
+++ b/src/mesa/drivers/ggi/display/fbdev_visual.c
@@ -76,51 +76,47 @@ char *conffile = confstub;
 
 static int changed(ggi_visual_t vis, int whatchanged)
 {
-	switch (whatchanged)
-	{
-		case GGI_CHG_APILIST:
-		{
-			char api[256];
-			char args[256];
-			int i;
-			const char *fname;
-			ggi_dlhandle *lib;
+	switch (whatchanged) {
+	case GGI_CHG_APILIST: {
+		char api[GGI_API_MAXLEN], args[GGI_API_MAXLEN];
+		int i;
+		const char *fname;
+		ggi_dlhandle *lib;
 			
-			for (i = 0; ggiGetAPI(vis, i, api, args) == 0; i++)
-			{
-				strcat(api, "-mesa");
-				fname = ggMatchConfig(_configHandle, api, NULL);
-				if (fname == NULL)
-				{
-					/* No special implementation for this sublib */
-					continue;
-				}
-				
-				lib = ggiExtensionLoadDL(vis, fname, args, NULL, GGI_SYMNAME_PREFIX);
+		for (i = 0; ggiGetAPI(vis, i, api, args) == 0; i++) {
+			strcat(api, "-mesa");
+			fname = ggMatchConfig(_configHandle, api, NULL);
+			if (fname == NULL) {
+				/* No special implementation for this sublib */
+				continue;
 			}
+				
+			lib = ggiExtensionLoadDL(vis, fname, args, NULL, GGI_SYMNAME_PREFIX);
 		}
-		break;
+	}
+	break;
 	}
 	return 0;
 }
 
-int GGIdlinit(ggi_visual *vis, const char *args, void *argptr)
+
+static int GGIopen(ggi_visual *vis, struct ggi_dlhandle *dlh,
+                   const char *args, void *argptr, uint32 *dlret)
 {
 	struct fbdev_priv_mesa *priv;
 	int err;
 	ggifunc_getapi *oldgetapi;
 
-	GGIMESA_PRIVATE(vis) = priv = malloc(sizeof(struct fbdev_priv_mesa));
+	GGIMESA_PRIV(vis) = priv = malloc(sizeof(struct fbdev_priv_mesa));
 	if (priv == NULL) {
 		fprintf(stderr, "Failed to allocate fbdev private data\n");
-		return GGI_DL_ERROR;
+		return GGI_ENOMEM;
 	}
 	
 	priv->oldpriv = LIBGGI_PRIVATE(vis);  /* Hook back */
 	
 	err = ggLoadConfig(conffile, &_configHandle);
-	if (err != GGI_OK)
-	{
+	if (err != GGI_OK) {
 		GGIMESADPRINT_CORE("display-fbdev: Couldn't open %s\n", conffile);
 		return err;
 	}
@@ -139,12 +135,35 @@ int GGIdlinit(ggi_visual *vis, const char *args, void *argptr)
 		vis->opdisplay->getapi = oldgetapi;
 	}
 
+	*dlret = GGI_DL_EXTENSION;
 	return 0;
 }
 
-int GGIdlcleanup(ggi_visual *vis)
+
+static int GGIclose(ggi_visual *vis, struct ggi_dlhandle *dlh)
 {
 	return 0;
 }
 
+
+int MesaGGIdl_fbdev_mesa(int func, void **funcptr)
+{
+	switch (func) {
+	case GGIFUNC_open:
+		*funcptr = GGIopen;
+		return 0;
+	case GGIFUNC_exit:
+		*funcptr = NULL;
+		return 0;
+	case GGIFUNC_close:
+		*funcptr = GGIclose;
+		return 0;
+	default:
+		*funcptr = NULL;
+	}
+        
+	return GGI_ENOTFOUND;
+}
+
+
 #include <ggi/internal/ggidlinit.h>
diff --git a/src/mesa/drivers/ggi/ggimesa.c b/src/mesa/drivers/ggi/ggimesa.c
index 8a2f44a558..6f5189456a 100644
--- a/src/mesa/drivers/ggi/ggimesa.c
+++ b/src/mesa/drivers/ggi/ggimesa.c
@@ -73,8 +73,8 @@ static void gl_ggiGetSize(GLframebuffer *fb, GLuint *width, GLuint *height)
 	
 	GGIMESADPRINT_CORE("gl_ggiGetSize() called\n");
 	
-	*width = LIBGGI_MODE(ggi_ctx->ggi_visual)->visible.x; 
-	*height = LIBGGI_MODE(ggi_ctx->ggi_visual)->visible.y;
+	*width = LIBGGI_VIRTX(ggi_ctx->ggi_visual);
+	*height = LIBGGI_VIRTY(ggi_ctx->ggi_visual);
 	printf("returning %d, %d\n", *width, *height);
 }
 
@@ -91,9 +91,9 @@ static void gl_ggiSetIndex(GLcontext *ctx, GLuint ci)
 static void gl_ggiSetClearIndex(GLcontext *ctx, GLuint ci)
 {	
 	ggi_mesa_context_t ggi_ctx = (ggi_mesa_context_t)ctx->DriverCtx;
-	
+
 	GGIMESADPRINT_CORE("gl_ggiSetClearIndex() called\n");
-	
+
 	ggiSetGCForeground(ggi_ctx->ggi_visual, ci);
 	ggi_ctx->clearcolor = (ggi_pixel)ci;
 }
@@ -126,19 +126,15 @@ static void gl_ggiClear(GLcontext *ctx, GLbitfield mask, GLboolean all,
 	
 	GGIMESADPRINT_CORE("gl_ggiClear() called\n");
 
-	if (mask & (DD_FRONT_LEFT_BIT | DD_BACK_LEFT_BIT)) 
-	{
+	if (mask & (DD_FRONT_LEFT_BIT | DD_BACK_LEFT_BIT)) {
 		ggiSetGCForeground(ggi_ctx->ggi_visual, ggi_ctx->clearcolor);
 
-		if (all)
-		{
+		if (all) {
 			int w, h;
-			w = LIBGGI_MODE(ggi_ctx->ggi_visual)->visible.x;
-			h = LIBGGI_MODE(ggi_ctx->ggi_visual)->visible.y;
+			w = LIBGGI_VIRTX(ggi_ctx->ggi_visual);
+			h = LIBGGI_VIRTX(ggi_ctx->ggi_visual);
 			ggiDrawBox(ggi_ctx->ggi_visual, 0, 0, w, h);
-		}
-		else
-		{
+		} else {
 			ggiDrawBox(ggi_ctx->ggi_visual, x, y, //FLIP(y),
 				   width, height);
 		}
@@ -156,7 +152,7 @@ static void gl_ggiClear(GLcontext *ctx, GLbitfield mask, GLboolean all,
 static GLboolean gl_ggiSetBuffer(GLcontext *ctx, GLframebuffer *buffer, GLuint bufferBit)
 {
 	ggi_mesa_context_t ggi_ctx = (ggi_mesa_context_t)ctx->DriverCtx;
-	
+
 	printf("set read %d\n", bufferBit);
 	GGIMESADPRINT_CORE("gl_ggiSetBuffer() called\n");
 
@@ -184,11 +180,12 @@ static GLboolean gl_ggiSetBuffer(GLcontext *ctx, GLframebuffer *buffer, GLuint b
 static const GLubyte * gl_ggiGetString(GLcontext *ctx, GLenum name)
 {
 	GGIMESADPRINT_CORE("gl_ggiGetString() called\n");
-	
-	if (name == GL_RENDERER)
-        	return (GLubyte *) "Mesa GGI";
-	else
+
+	if (name == GL_RENDERER) {
+		return (GLubyte *) "Mesa GGI";
+	} else {
 		return NULL;
+	}
 }
 
 static void gl_ggiFlush(GLcontext *ctx)
@@ -219,7 +216,7 @@ static void gl_ggiEnable(GLcontext *ctx, GLenum pname, GLboolean state)
 static void gl_ggiSetupPointers(GLcontext *ctx)
 {
 	TNLcontext *tnl;
-  
+
 	GGIMESADPRINT_CORE("gl_ggiSetupPointers() called\n");
 
 	/* General information */
@@ -293,13 +290,13 @@ static void get_mode_info(ggi_visual_t vis, int *r, int *g, int *b,
 	*g = 0;
 	*b = 0;
 
-	for(i = 0; i < sizeof(ggi_pixel)*8; ++i){
+	for(i = 0; i < sizeof(ggi_pixel)*8; ++i) {
 		int mask = 1 << i;
-		if(LIBGGI_PIXFMT(vis)->red_mask & mask)
+		if (LIBGGI_PIXFMT(vis)->red_mask & mask)
 			++(*r);
-		if(LIBGGI_PIXFMT(vis)->green_mask & mask)
+		if (LIBGGI_PIXFMT(vis)->green_mask & mask)
 			++(*g);
-		if(LIBGGI_PIXFMT(vis)->blue_mask & mask)
+		if (LIBGGI_PIXFMT(vis)->blue_mask & mask)
 			++(*b);
 	}
 
@@ -317,15 +314,17 @@ int ggiMesaInit()
 	
 	GGIMESADPRINT_CORE("ggiMesaInit() called\n");
 	
-        str = getenv("GGIMESA_DEBUG");
+	str = getenv("GGIMESA_DEBUGSYNC");
 	if (str != NULL) {
-		_ggimesaDebugState = atoi(str);
-		GGIMESADPRINT_CORE("Debugging=%d\n", _ggimesaDebugState);
+		_ggimesaDebugSync = 1;
 	}
 	
-	str = getenv("GGIMESA_DEBUGSYNC");
+	str = getenv("GGIMESA_DEBUG");
 	if (str != NULL) {
-		_ggimesaDebugSync = 1;
+		_ggimesaDebugState = atoi(str);
+		GGIMESADPRINT_CORE("%s Debugging=%d\n",
+			_ggimesaDebugSync ? "sync" : "async",
+			_ggimesaDebugState);
 	}
 	
 	GGIMESADPRINT_CORE("ggiMesaInit()\n");
@@ -360,12 +359,12 @@ int ggiMesaInit()
 int ggiMesaExit(void)
 {
 	int rc;
-	
+
 	GGIMESADPRINT_CORE("ggiMesaExit() called\n");
-	
+
 	if (!_ggimesaLibIsUp)
 		return -1;
-	
+
 	if (_ggimesaLibIsUp > 1)
 	{
 		/* Exit only at last call */
@@ -375,18 +374,18 @@ int ggiMesaExit(void)
 	
 	rc = ggiExtensionUnregister(ggiMesaID);
 	ggFreeConfig(_ggimesaConfigHandle);
-	
+
 	_ggimesaLibIsUp = 0;
-	
+
 	return rc;
 }
 
 int ggiMesaAttach(ggi_visual_t vis)
 {
 	int rc;
-	
+
 	GGIMESADPRINT_CORE("ggiMesaAttach() called\n");
-	
+
 	rc = ggiExtensionAttach(vis, ggiMesaID);
 	if (rc == 0)
 	{
@@ -531,10 +530,10 @@ void ggiMesaMakeCurrent(ggi_mesa_context_t ctx, ggi_visual_t vis)
 	if (ctx->gl_ctx->Viewport.Width == 0)
 	{
 		_mesa_Viewport(0, 0,
-			       LIBGGI_MODE(vis)->visible.x,
-			       LIBGGI_MODE(vis)->visible.y);
-		ctx->gl_ctx->Scissor.Width = LIBGGI_MODE(vis)->visible.x;
-		ctx->gl_ctx->Scissor.Height = LIBGGI_MODE(vis)->visible.y;
+			       LIBGGI_VIRTX(vis),
+			       LIBGGI_VIRTY(vis));
+		ctx->gl_ctx->Scissor.Width = LIBGGI_VIRTX(vis);
+		ctx->gl_ctx->Scissor.Height = LIBGGI_VIRTY(vis);
 	}
 }
 
@@ -579,6 +578,7 @@ static void gl_ggiUpdateState(GLcontext *ctx, GLuint new_state)
 	_swsetup_InvalidateState(ctx, new_state);
 	_tnl_InvalidateState(ctx, new_state);
 	
+	/* XXX: Better use an assertion that bails out here on failure */
 	if (!LIBGGI_MESAEXT(ggi_ctx->ggi_visual)->update_state) {
 		GGIMESADPRINT_CORE("update_state == NULL!\n");
 		GGIMESADPRINT_CORE("Please check your config files!\n");
@@ -595,12 +595,11 @@ static int changed(ggi_visual_t vis, int whatchanged)
 
 	GGIMESADPRINT_CORE("changed() called\n");
 		
-	switch (whatchanged)
-	{
+	switch (whatchanged) {
 	case GGI_CHG_APILIST:
 	{
-		char api[256];
-		char args[256];
+		char api[GGI_API_MAXLEN];
+		char args[GGI_API_MAXLEN];
 		int i;
 		const char *fname;
 		ggi_dlhandle *lib;
diff --git a/src/mesa/drivers/ggi/include/ggi/mesa/ggimesa.h b/src/mesa/drivers/ggi/include/ggi/mesa/ggimesa.h
index 22e863117b..ecdbe414f8 100644
--- a/src/mesa/drivers/ggi/include/ggi/mesa/ggimesa.h
+++ b/src/mesa/drivers/ggi/include/ggi/mesa/ggimesa.h
@@ -75,7 +75,7 @@ struct ggi_mesa_context
 	ggi_pixel color;		/* Current color or index*/
 	ggi_pixel clearcolor;
 	
-	void *private;
+	void *priv;
 };
 
 #define SHIFT (GGI_COLOR_PRECISION - 8)
diff --git a/src/mesa/drivers/ggi/include/ggi/mesa/ggimesa_int.h b/src/mesa/drivers/ggi/include/ggi/mesa/ggimesa_int.h
index da8b10f2ff..edd23ea798 100644
--- a/src/mesa/drivers/ggi/include/ggi/mesa/ggimesa_int.h
+++ b/src/mesa/drivers/ggi/include/ggi/mesa/ggimesa_int.h
@@ -40,6 +40,6 @@ typedef struct ggi_mesa_ext
 } ggi_mesa_ext_t;
 
 #define LIBGGI_MESAEXT(vis) ((ggi_mesa_ext_t *)LIBGGI_EXT(vis,ggiMesaID))
-#define GGIMESA_PRIVATE(vis) ((LIBGGI_MESAEXT(vis)->private))
+#define GGIMESA_PRIV(vis) ((LIBGGI_MESAEXT(vis)->priv))
 
 #endif /* _GGI_MISC_INT_H */