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-rw-r--r--src/XF86Config-parser/Module.c282
1 files changed, 282 insertions, 0 deletions
diff --git a/src/XF86Config-parser/Module.c b/src/XF86Config-parser/Module.c
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+++ b/src/XF86Config-parser/Module.c
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+/*
+ *
+ * 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.
+ *
+ */
+/*
+ * Copyright (c) 1997-2003 by The XFree86 Project, Inc.
+ *
+ * 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 COPYRIGHT HOLDER(S) OR AUTHOR(S) 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 copyright holder(s)
+ * and author(s) shall not be used in advertising or otherwise to promote
+ * the sale, use or other dealings in this Software without prior written
+ * authorization from the copyright holder(s) and author(s).
+ */
+
+
+/* View/edit this file with tab stops set to 4 */
+
+#include "xf86Parser.h"
+#include "xf86tokens.h"
+#include "Configint.h"
+
+extern LexRec val;
+
+static XConfigSymTabRec SubModuleTab[] =
+{
+ {ENDSUBSECTION, "endsubsection"},
+ {OPTION, "option"},
+ {-1, ""},
+};
+
+static XConfigSymTabRec ModuleTab[] =
+{
+ {ENDSECTION, "endsection"},
+ {LOAD, "load"},
+ {LOAD_DRIVER, "loaddriver"},
+ {SUBSECTION, "subsection"},
+ {-1, ""},
+};
+
+#define CLEANUP xconfigFreeModules
+
+XConfigLoadPtr
+xconfigParseModuleSubSection (XConfigLoadPtr head, char *name)
+{
+ int token;
+ PARSE_PROLOGUE (XConfigLoadPtr, XConfigLoadRec)
+
+ ptr->name = name;
+ ptr->type = XCONFIG_LOAD_MODULE;
+ ptr->opt = NULL;
+ ptr->next = NULL;
+
+ while ((token = xconfigGetToken (SubModuleTab)) != ENDSUBSECTION)
+ {
+ switch (token)
+ {
+ case COMMENT:
+ ptr->comment = xconfigAddComment(ptr->comment, val.str);
+ break;
+ case OPTION:
+ ptr->opt = xconfigParseOption(ptr->opt);
+ break;
+ case EOF_TOKEN:
+ xconfigErrorMsg(ParseErrorMsg, UNEXPECTED_EOF_MSG);
+ free(ptr);
+ return NULL;
+ default:
+ xconfigErrorMsg(ParseErrorMsg, INVALID_KEYWORD_MSG,
+ xconfigTokenString());
+ free(ptr);
+ return NULL;
+ break;
+ }
+
+ }
+
+ return ((XConfigLoadPtr) xconfigAddListItem ((GenericListPtr) head,
+ (GenericListPtr) ptr));
+}
+
+XConfigModulePtr
+xconfigParseModuleSection (void)
+{
+ int token;
+ PARSE_PROLOGUE (XConfigModulePtr, XConfigModuleRec)
+
+ while ((token = xconfigGetToken (ModuleTab)) != ENDSECTION)
+ {
+ switch (token)
+ {
+ case COMMENT:
+ ptr->comment = xconfigAddComment(ptr->comment, val.str);
+ break;
+ case LOAD:
+ if (xconfigGetSubToken (&(ptr->comment)) != STRING)
+ Error (QUOTE_MSG, "Load");
+ ptr->loads =
+ xconfigAddNewLoadDirective (ptr->loads, val.str,
+ XCONFIG_LOAD_MODULE, NULL, TRUE);
+ break;
+ case LOAD_DRIVER:
+ if (xconfigGetSubToken (&(ptr->comment)) != STRING)
+ Error (QUOTE_MSG, "LoadDriver");
+ ptr->loads =
+ xconfigAddNewLoadDirective (ptr->loads, val.str,
+ XCONFIG_LOAD_DRIVER, NULL, TRUE);
+ break;
+ case SUBSECTION:
+ if (xconfigGetSubToken (&(ptr->comment)) != STRING)
+ Error (QUOTE_MSG, "SubSection");
+ ptr->loads =
+ xconfigParseModuleSubSection (ptr->loads, val.str);
+ break;
+ case EOF_TOKEN:
+ Error (UNEXPECTED_EOF_MSG, NULL);
+ break;
+ default:
+ Error (INVALID_KEYWORD_MSG, xconfigTokenString ());
+ break;
+ }
+ }
+
+ return ptr;
+}
+
+#undef CLEANUP
+
+void
+xconfigPrintModuleSection (FILE * cf, XConfigModulePtr ptr)
+{
+ XConfigLoadPtr lptr;
+
+ if (ptr == NULL)
+ return;
+
+ if (ptr->comment)
+ fprintf(cf, "%s", ptr->comment);
+ for (lptr = ptr->loads; lptr; lptr = lptr->next)
+ {
+ switch (lptr->type)
+ {
+ case XCONFIG_LOAD_MODULE:
+ if( lptr->opt == NULL ) {
+ fprintf (cf, " Load \"%s\"", lptr->name);
+ if (lptr->comment)
+ fprintf(cf, "%s", lptr->comment);
+ else
+ fputc('\n', cf);
+ }
+ else
+ {
+ fprintf (cf, " SubSection \"%s\"\n", lptr->name);
+ if (lptr->comment)
+ fprintf(cf, "%s", lptr->comment);
+ xconfigPrintOptionList(cf, lptr->opt, 2);
+ fprintf (cf, " EndSubSection\n");
+ }
+ break;
+ case XCONFIG_LOAD_DRIVER:
+ fprintf (cf, " LoadDriver \"%s\"", lptr->name);
+ if (lptr->comment)
+ fprintf(cf, "%s", lptr->comment);
+ else
+ fputc('\n', cf);
+ break;
+#if 0
+ default:
+ fprintf (cf, "# Unknown type \"%s\"\n", lptr->name);
+ break;
+#endif
+ }
+ }
+}
+
+XConfigLoadPtr
+xconfigAddNewLoadDirective (XConfigLoadPtr head, char *name, int type,
+ XConfigOptionPtr opts, int do_token)
+{
+ XConfigLoadPtr new;
+ int token;
+
+ new = calloc (1, sizeof (XConfigLoadRec));
+ new->name = name;
+ new->type = type;
+ new->opt = opts;
+ new->next = NULL;
+
+ if (do_token) {
+ if ((token = xconfigGetToken(NULL)) == COMMENT)
+ new->comment = xconfigAddComment(new->comment, val.str);
+ else
+ xconfigUnGetToken(token);
+ }
+
+ return ((XConfigLoadPtr) xconfigAddListItem ((GenericListPtr) head,
+ (GenericListPtr) new));
+}
+
+XConfigLoadPtr
+xconfigRemoveLoadDirective(XConfigLoadPtr head, XConfigLoadPtr load)
+{
+ XConfigLoadPtr prev = NULL;
+ XConfigLoadPtr l = head;
+
+ while (l) {
+ if (l == load) {
+ if (prev) prev->next = load->next;
+ if (head == load) head = load->next;
+ TEST_FREE(load->name);
+ TEST_FREE(load->comment);
+ xconfigOptionListFree(load->opt);
+ free(load);
+ break;
+ }
+
+ prev = l;
+ l = l->next;
+ }
+
+ return head;
+}
+
+void
+xconfigFreeModules (XConfigModulePtr ptr)
+{
+ XConfigLoadPtr lptr;
+ XConfigLoadPtr prev;
+
+ if (ptr == NULL)
+ return;
+ lptr = ptr->loads;
+ while (lptr)
+ {
+ TEST_FREE (lptr->name);
+ TEST_FREE (lptr->comment);
+ prev = lptr;
+ lptr = lptr->next;
+ free (prev);
+ }
+ TEST_FREE (ptr->comment);
+ free (ptr);
+}
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