------------------------------------------------------------------------------ -- -- -- GNAT COMPILER COMPONENTS -- -- -- -- T E M P D I R -- -- -- -- B o d y -- -- -- -- Copyright (C) 2003 Free Software Foundation, Inc. -- -- -- -- GNAT is free software; you can redistribute it and/or modify it under -- -- terms of the GNU General Public License as published by the Free Soft- -- -- ware Foundation; either version 2, or (at your option) any later ver- -- -- sion. GNAT is distributed in the hope that it will be useful, but WITH- -- -- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY -- -- or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License -- -- for more details. You should have received a copy of the GNU General -- -- Public License distributed with GNAT; see file COPYING. If not, write -- -- to the Free Software Foundation, 59 Temple Place - Suite 330, Boston, -- -- MA 02111-1307, USA. -- -- -- -- GNAT was originally developed by the GNAT team at New York University. -- -- Extensive contributions were provided by Ada Core Technologies Inc. -- -- -- ------------------------------------------------------------------------------ with GNAT.Directory_Operations; use GNAT.Directory_Operations; with Namet; use Namet; with Opt; use Opt; with Output; use Output; package body Tempdir is Tmpdir_Needs_To_Be_Displayed : Boolean := True; Tmpdir : constant String := "TMPDIR"; No_Dir : aliased String := ""; Temp_Dir : String_Access := No_Dir'Access; procedure Create_Temp_File (FD : out File_Descriptor; Name : out Name_Id) is File_Name : String_Access; Current_Dir : constant String := Get_Current_Dir; function Directory return String; -- Returns Temp_Dir.all if not empty, else return current directory --------------- -- Directory -- --------------- function Directory return String is begin if Temp_Dir'Length /= 0 then return Temp_Dir.all; else return Current_Dir; end if; end Directory; -- Start of processing Tempdir begin if Temp_Dir'Length /= 0 then -- In verbose mode, display once the value of TMPDIR, so that -- if temp files cannot be created, it is easier to understand -- where temp files are supposed to be created. if Verbose_Mode and then Tmpdir_Needs_To_Be_Displayed then Write_Str ("TMPDIR = """); Write_Str (Temp_Dir.all); Write_Line (""""); Tmpdir_Needs_To_Be_Displayed := False; end if; -- Change directory to TMPDIR before creating the temp file, -- then change back immediately to the previous directory. Change_Dir (Temp_Dir.all); Create_Temp_File (FD, File_Name); Change_Dir (Current_Dir); else Create_Temp_File (FD, File_Name); end if; if FD = Invalid_FD then Name := No_Name; else declare Path_Name : constant String := Normalize_Pathname (Directory & Directory_Separator & File_Name.all); begin Name_Len := Path_Name'Length; Name_Buffer (1 .. Name_Len) := Path_Name; Name := Name_Find; Free (File_Name); end; end if; end Create_Temp_File; -- Start of elaboration for package Tempdir begin declare Dir : String_Access := Getenv (Tmpdir); begin if Dir'Length > 0 and then Is_Absolute_Path (Dir.all) then Temp_Dir := new String'(Normalize_Pathname (Dir.all)); end if; Free (Dir); end; end Tempdir;