* cpplib.c (cpp_push_buffer): Give stdin buffers the name <stdin>.

From-SVN: r41166

gcc/ChangeLog

 2001-04-06  Neil Booth  <neil@daikokuya.demon.co.uk>
 
+	* cpplib.c (cpp_push_buffer): Give stdin buffers the name <stdin>.
+
+2001-04-06  Neil Booth  <neil@daikokuya.demon.co.uk>
+
 	* configure.in: Add check for lstat.
 	* configure, config.in: Regenerate.
 	* cppinit.c (append_include_chain): Make empty path ".".

gcc/cpplib.c

@@ -1812,7 +1812,10 @@ cpp_push_buffer (pfile, buffer, len, type, filename)
       pfile->lexer_pos.output_line = 1;
     }
 
-  new->nominal_fname = filename;
+  if (*filename == '\0')
+    new->nominal_fname = _("<stdin>");
+  else
+    new->nominal_fname = filename;
   new->type = type;
   new->prev = pfile->buffer;
   new->pfile = pfile;