uniqstr wasn't being used for handle_syncline like it should.

ChangeLog

@@ -1,3 +1,10 @@
+2004-08-07  Florian Krohm  <florian@edamail.fishkill.ibm.com>
+
+	* src/scan-gram.l (handle_syncline): Use uniqstr_new not xstrdup.
+
+	* src/location.h (struct): The file member is a uniqstr.
+	(equal_boundaries): Use UNIQSTR_EQ for comparison.
+
 2004-07-22  Paul Eggert  <eggert@cs.ucla.edu>
 
 	Fix bug with non-%union parsers that have printers or destructors,

src/location.h

@@ -1,5 +1,5 @@
 /* Locations for Bison
-   Copyright (C) 2002 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2004 Free Software Foundation, Inc.
 
    This file is part of Bison, the GNU Compiler Compiler.
 
@@ -21,11 +21,13 @@
 #ifndef LOCATION_H_
 # define LOCATION_H_
 
+# include "uniqstr.h"
+
 /* A boundary between two characters.  */
 typedef struct
 {
   /* The name of the file that contains the boundary.  */
-  char const *file;
+  uniqstr file;
 
   /* The (origin-1) line that contains the boundary.  */
   int line;
@@ -42,7 +44,7 @@ equal_boundaries (boundary a, boundary b)
 {
   return (a.column == b.column
 	  && a.line == b.line
-	  && a.file == b.file);
+	  && UNIQSTR_EQ (a.file, b.file));
 }
 
 /* A location, that is, a region of source code.  */

src/scan-gram.l

@@ -1003,7 +1003,7 @@ handle_syncline (char *args)
   const char *file = NULL;
   file = strchr (args, '"') + 1;
   *strchr (file, '"') = 0;
-  scanner_cursor.file = current_file = xstrdup (file);
+  scanner_cursor.file = current_file = uniqstr_new (file);
   scanner_cursor.line = lineno;
   scanner_cursor.column = 1;
 }