* ldfile.c (ldlang_open_file, ldfile_open_command_file),

main.c (main): Print the errno string in the error message.

ld/ldmain.c

@@ -205,7 +205,7 @@ main (argc, argv)
 	  config.map_file = fopen (config.map_filename, FOPEN_WT);
 	  if (config.map_file == (FILE *) NULL)
 	    {
-	      einfo ("%P%F: can't open map file %s\n",
+	      einfo ("%P%F: can't open map file %s, %E\n",
 		     config.map_filename);
 	    }
 	}