X-Git-Url: https://git.saurik.com/bison.git/blobdiff_plain/c7925b99cb67c97af2da26b68b67c234f718494a..616429b50868bf9225d55143526442a024e32969:/src/getargs.c

diff --git a/src/getargs.c b/src/getargs.c
index eee6314f..3a74ea1d 100644
--- a/src/getargs.c
+++ b/src/getargs.c
@@ -130,12 +130,20 @@ warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.\n\
 | Process the options.  |
 `----------------------*/
 
+/* Under DOS, there is no difference on the case.  This can be
+   troublesome when looking for `.tab' etc.  */
+#ifdef MSDOS
+# define AS_FILE_NAME(File) (strlwr (File), (File))
+#else
+# define AS_FILE_NAME(File) (File)
+#endif
+
 void
 getargs (int argc, char *argv[])
 {
   int c;
 
-  create_long_option_table ();
+  struct option *longopts = long_option_table_new ();
   while ((c = getopt_long (argc, argv, shortopts, longopts, NULL)) != EOF)
     switch (c)
       {
@@ -158,7 +166,7 @@ getargs (int argc, char *argv[])
       case 'g':
 	/* Here, the -g and --graph=FILE options are differentiated.  */
 	graph_flag = 1;
-	spec_graph_file = optarg;
+	spec_graph_file = AS_FILE_NAME (optarg);
 	break;
 
       case 'v':
@@ -166,17 +174,18 @@ getargs (int argc, char *argv[])
 	break;
 
       case 'S':
-	skeleton = optarg;
+	skeleton = AS_FILE_NAME (optarg);
 	break;
 
       case 'I':
-	include = optarg;
+	include = AS_FILE_NAME (optarg);
 	break;
 
       case 'd':
 	/* Here, the -d and --defines options are differentiated.  */
 	defines_flag = 1;
-	spec_defines_file = optarg;
+	if (optarg)
+	  spec_defines_file = AS_FILE_NAME (optarg);
 	break;
 
       case 'l':
@@ -200,11 +209,11 @@ getargs (int argc, char *argv[])
 	break;
 
       case 'o':
-	spec_outfile = optarg;
+	spec_outfile = AS_FILE_NAME (optarg);
 	break;
 
       case 'b':
-	spec_file_prefix = optarg;
+	spec_file_prefix = AS_FILE_NAME (optarg);
 	break;
 
       case 'p':
@@ -217,7 +226,8 @@ getargs (int argc, char *argv[])
 	exit (1);
       }
 
-  XFREE (longopts);
+  free (longopts);
+
   if (optind == argc)
     {
       fprintf (stderr, _("%s: no grammar file given\n"), program_name);