* lib/Makefile.am (libbison_a_SOURCES): Add xstrndup.c.

[bison.git] / src / getargs.c

diff --git a/src/getargs.c b/src/getargs.c
index dd5de7fd8e606ff0b4947b9ddb7ec14b62d86ed0..910f8bfadf1fa7ee0e88477b42129ae04ccea571 100644 (file)
--- a/src/getargs.c
+++ b/src/getargs.c
@@ -159,6 +159,14 @@ 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[])
 {
@@ -186,7 +194,7 @@ 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':
@@ -194,13 +202,13 @@ getargs (int argc, char *argv[])
        break;
 
       case 'S':
-       skeleton = optarg;
+       skeleton = AS_FILE_NAME (optarg);
        break;
 
       case 'd':
        /* Here, the -d and --defines options are differentiated.  */
        defines_flag = 1;
-       spec_defines_file = optarg;
+       spec_defines_file = AS_FILE_NAME (optarg);
        break;
 
       case 'l':
@@ -224,11 +232,11 @@ 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':