From 0cabfa68c37041028d634a7697daf6de9fc10c72 Mon Sep 17 00:00:00 2001
From: Brian Paul <brian.paul@tungstengraphics.com>
Date: Fri, 10 Sep 2004 19:19:24 +0000
Subject: assorted updates (bug #1025977)

---
 src/mesa/drivers/ggi/display/fbdev_mode.c   | 23 ++++-----
 src/mesa/drivers/ggi/display/fbdev_visual.c | 73 ++++++++++++++++++-----------
 2 files changed, 55 insertions(+), 41 deletions(-)

(limited to 'src/mesa/drivers/ggi/display')

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>
-- 
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