maint: use *.texi.

[bison.git] / src / getargs.c

diff --git a/src/getargs.c b/src/getargs.c
index 01cf8109e7b907b55ebb86586125f4c9fe21e964..3fa2a7af25c816f3a4bc3141e6416166d1d736de 100644 (file)
--- a/src/getargs.c
+++ b/src/getargs.c
@@ -40,6 +40,8 @@
 # undef HACK_FOR___GNU_LIBRARY___PROTOTYPE
 #endif
 
+#include <progname.h>
+
 #include "complain.h"
 #include "files.h"
 #include "getargs.h"
@@ -79,8 +81,6 @@ int language_prio = default_prio;
 struct bison_language const *language = &valid_languages[0];
 const char *include = NULL;
 
-char *program_name;
-
 
 /** Decode an option's set of keys.
  *
@@ -606,13 +606,19 @@ getargs (int argc, char *argv[])
         /* Here, the -d and --defines options are differentiated.  */
         defines_flag = true;
         if (optarg)
-          spec_defines_file = xstrdup (AS_FILE_NAME (optarg));
+          {
+            free (spec_defines_file);
+            spec_defines_file = xstrdup (AS_FILE_NAME (optarg));
+          }
         break;
 
       case 'g':
        graph_flag = true;
        if (optarg)
-         spec_graph_file = xstrdup (AS_FILE_NAME (optarg));
+          {
+            free (spec_graph_file);
+            spec_graph_file = xstrdup (AS_FILE_NAME (optarg));
+          }
        break;
 
       case 'h':
@@ -649,7 +655,10 @@ getargs (int argc, char *argv[])
       case 'x':
        xml_flag = true;
        if (optarg)
-         spec_xml_file = xstrdup (AS_FILE_NAME (optarg));
+          {
+            free (spec_xml_file);
+            spec_xml_file = xstrdup (AS_FILE_NAME (optarg));
+          }
        break;
 
       case 'y':
@@ -669,6 +678,7 @@ getargs (int argc, char *argv[])
        exit (EXIT_SUCCESS);
 
       case REPORT_FILE_OPTION:
+        free (spec_verbose_file);
        spec_verbose_file = xstrdup (AS_FILE_NAME (optarg));
        break;