Initial revision

1 files changed, 230 insertions, 0 deletions

diff --git a/hw/xfree86/parser/Module.c b/hw/xfree86/parser/Module.c
new file mode 100644
index 000000000..1d61da9a6
--- /dev/null
+++ b/hw/xfree86/parser/Module.c
@@ -0,0 +1,230 @@
+/* $XFree86: xc/programs/Xserver/hw/xfree86/parser/Module.c,v 1.11 2003/01/04 20:20:23 paulo Exp $ */
+/* 
+ * 
+ * Copyright (c) 1997  Metro Link Incorporated
+ * 
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"), 
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ * 
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ * 
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE X CONSORTIUM BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+ * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
+ * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ * 
+ * Except as contained in this notice, the name of the Metro Link shall not be
+ * used in advertising or otherwise to promote the sale, use or other dealings
+ * in this Software without prior written authorization from Metro Link.
+ * 
+ */
+
+/* View/edit this file with tab stops set to 4 */
+
+#include "xf86Parser.h"
+#include "xf86tokens.h"
+#include "Configint.h"
+
+extern LexRec val;
+
+static xf86ConfigSymTabRec SubModuleTab[] =
+{
+	{ENDSUBSECTION, "endsubsection"},
+	{OPTION, "option"},
+	{-1, ""},
+};
+
+static xf86ConfigSymTabRec ModuleTab[] =
+{
+	{ENDSECTION, "endsection"},
+	{LOAD, "load"},
+	{LOAD_DRIVER, "loaddriver"},
+	{SUBSECTION, "subsection"},
+	{-1, ""},
+};
+
+#define CLEANUP xf86freeModules
+
+XF86LoadPtr
+xf86parseModuleSubSection (XF86LoadPtr head, char *name)
+{
+	int token;
+	parsePrologue (XF86LoadPtr, XF86LoadRec)
+
+	ptr->load_name = name;
+	ptr->load_type = XF86_LOAD_MODULE;
+	ptr->load_opt  = NULL;
+	ptr->list.next = NULL;
+
+	while ((token = xf86getToken (SubModuleTab)) != ENDSUBSECTION)
+	{
+		switch (token)
+		{
+		case COMMENT:
+			ptr->load_comment = xf86addComment(ptr->load_comment, val.str);
+			break;
+		case OPTION:
+			ptr->load_opt = xf86parseOption(ptr->load_opt);
+			break;
+		case EOF_TOKEN:
+			xf86parseError (UNEXPECTED_EOF_MSG, NULL);
+			xf86conffree(ptr);
+			return NULL;
+		default:
+			xf86parseError (INVALID_KEYWORD_MSG, xf86tokenString ());
+			xf86conffree(ptr);
+			return NULL;
+			break;
+		}
+
+	}
+
+	return ((XF86LoadPtr) xf86addListItem ((glp) head, (glp) ptr));
+}
+
+XF86ConfModulePtr
+xf86parseModuleSection (void)
+{
+	int token;
+	parsePrologue (XF86ConfModulePtr, XF86ConfModuleRec)
+
+	while ((token = xf86getToken (ModuleTab)) != ENDSECTION)
+	{
+		switch (token)
+		{
+		case COMMENT:
+			ptr->mod_comment = xf86addComment(ptr->mod_comment, val.str);
+			break;
+		case LOAD:
+			if (xf86getSubToken (&(ptr->mod_comment)) != STRING)
+				Error (QUOTE_MSG, "Load");
+			ptr->mod_load_lst =
+				xf86addNewLoadDirective (ptr->mod_load_lst, val.str,
+									 XF86_LOAD_MODULE, NULL);
+			break;
+		case LOAD_DRIVER:
+			if (xf86getSubToken (&(ptr->mod_comment)) != STRING)
+				Error (QUOTE_MSG, "LoadDriver");
+			ptr->mod_load_lst =
+				xf86addNewLoadDirective (ptr->mod_load_lst, val.str,
+									 XF86_LOAD_DRIVER, NULL);
+			break;
+		case SUBSECTION:
+			if (xf86getSubToken (&(ptr->mod_comment)) != STRING)
+						Error (QUOTE_MSG, "SubSection");
+			ptr->mod_load_lst =
+				xf86parseModuleSubSection (ptr->mod_load_lst, val.str);
+			break;
+		case EOF_TOKEN:
+			Error (UNEXPECTED_EOF_MSG, NULL);
+			break;
+		default:
+			Error (INVALID_KEYWORD_MSG, xf86tokenString ());
+			break;
+		}
+	}
+
+#ifdef DEBUG
+	printf ("Module section parsed\n");
+#endif
+
+	return ptr;
+}
+
+#undef CLEANUP
+
+void
+xf86printModuleSection (FILE * cf, XF86ConfModulePtr ptr)
+{
+	XF86LoadPtr lptr;
+
+	if (ptr == NULL)
+		return;
+
+	if (ptr->mod_comment)
+		fprintf(cf, "%s", ptr->mod_comment);
+	for (lptr = ptr->mod_load_lst; lptr; lptr = lptr->list.next)
+	{
+		switch (lptr->load_type)
+		{
+		case XF86_LOAD_MODULE:
+			if( lptr->load_opt == NULL ) {
+				fprintf (cf, "\tLoad  \"%s\"", lptr->load_name);
+				if (lptr->load_comment)
+					fprintf(cf, "%s", lptr->load_comment);
+				else
+					fputc('\n', cf);
+			}
+			else
+			{
+				fprintf (cf, "\tSubSection \"%s\"\n", lptr->load_name);
+				if (lptr->load_comment)
+					fprintf(cf, "%s", lptr->load_comment);
+				xf86printOptionList(cf, lptr->load_opt, 2);
+				fprintf (cf, "\tEndSubSection\n");
+			}
+			break;
+		case XF86_LOAD_DRIVER:
+			fprintf (cf, "\tLoadDriver  \"%s\"", lptr->load_name);
+				if (lptr->load_comment)
+					fprintf(cf, "%s", lptr->load_comment);
+				else
+					fputc('\n', cf);
+			break;
+#if 0
+		default:
+			fprintf (cf, "#\tUnknown type  \"%s\"\n", lptr->load_name);
+			break;
+#endif
+		}
+	}
+}
+
+XF86LoadPtr
+xf86addNewLoadDirective (XF86LoadPtr head, char *name, int type, XF86OptionPtr opts)
+{
+	XF86LoadPtr new;
+	int token;
+
+	new = xf86confcalloc (1, sizeof (XF86LoadRec));
+	new->load_name = name;
+	new->load_type = type;
+	new->load_opt  = opts;
+	new->list.next = NULL;
+
+	if ((token = xf86getToken(NULL)) == COMMENT)
+		new->load_comment = xf86addComment(new->load_comment, val.str);
+	else
+		xf86unGetToken(token);
+
+	return ((XF86LoadPtr) xf86addListItem ((glp) head, (glp) new));
+}
+
+void
+xf86freeModules (XF86ConfModulePtr ptr)
+{
+	XF86LoadPtr lptr;
+	XF86LoadPtr prev;
+
+	if (ptr == NULL)
+		return;
+	lptr = ptr->mod_load_lst;
+	while (lptr)
+	{
+		TestFree (lptr->load_name);
+		TestFree (lptr->load_comment);
+		prev = lptr;
+		lptr = lptr->list.next;
+		xf86conffree (prev);
+	}
+	TestFree (ptr->mod_comment);
+	xf86conffree (ptr);
+}