diff options
Diffstat (limited to 'gcc/ada/output.adb')
| -rw-r--r-- | gcc/ada/output.adb | 215 |
1 files changed, 215 insertions, 0 deletions
diff --git a/gcc/ada/output.adb b/gcc/ada/output.adb new file mode 100644 index 00000000000..af23afc6db9 --- /dev/null +++ b/gcc/ada/output.adb @@ -0,0 +1,215 @@ +------------------------------------------------------------------------------ +-- -- +-- GNAT COMPILER COMPONENTS -- +-- -- +-- O U T P U T -- +-- -- +-- B o d y -- +-- -- +-- $Revision: 1.43 $ +-- -- +-- Copyright (C) 1992-2001, 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. -- +-- -- +-- As a special exception, if other files instantiate generics from this -- +-- unit, or you link this unit with other files to produce an executable, -- +-- this unit does not by itself cause the resulting executable to be -- +-- covered by the GNU General Public License. This exception does not -- +-- however invalidate any other reasons why the executable file might be -- +-- covered by the GNU Public License. -- +-- -- +-- GNAT was originally developed by the GNAT team at New York University. -- +-- It is now maintained by Ada Core Technologies Inc (http://www.gnat.com). -- +-- -- +------------------------------------------------------------------------------ + +with GNAT.OS_Lib; use GNAT.OS_Lib; + +package body Output is + + Current_FD : File_Descriptor := Standout; + -- File descriptor for current output + + ----------------------- + -- Local_Subprograms -- + ----------------------- + + procedure Flush_Buffer; + -- Flush buffer if non-empty and reset column counter + + ------------------ + -- Flush_Buffer -- + ------------------ + + procedure Flush_Buffer is + Len : constant Natural := Natural (Column - 1); + + begin + if Len /= 0 then + if Len /= Write (Current_FD, Buffer'Address, Len) then + Set_Standard_Error; + Write_Line ("fatal error: disk full"); + OS_Exit (2); + end if; + + Column := 1; + end if; + end Flush_Buffer; + + ------------------------ + -- Set_Standard_Error -- + ------------------------ + + procedure Set_Standard_Error is + begin + Flush_Buffer; + Current_FD := Standerr; + Column := 1; + end Set_Standard_Error; + + ------------------------- + -- Set_Standard_Output -- + ------------------------- + + procedure Set_Standard_Output is + begin + Flush_Buffer; + Current_FD := Standout; + Column := 1; + end Set_Standard_Output; + + ------- + -- w -- + ------- + + procedure w (C : Character) is + begin + Write_Char ('''); + Write_Char (C); + Write_Char ('''); + Write_Eol; + end w; + + procedure w (S : String) is + begin + Write_Str (S); + Write_Eol; + end w; + + procedure w (V : Int) is + begin + Write_Int (V); + Write_Eol; + end w; + + procedure w (B : Boolean) is + begin + if B then + w ("True"); + else + w ("False"); + end if; + end w; + + procedure w (L : String; C : Character) is + begin + Write_Str (L); + Write_Char (' '); + w (C); + end w; + + procedure w (L : String; S : String) is + begin + Write_Str (L); + Write_Char (' '); + w (S); + end w; + + procedure w (L : String; V : Int) is + begin + Write_Str (L); + Write_Char (' '); + w (V); + end w; + + procedure w (L : String; B : Boolean) is + begin + Write_Str (L); + Write_Char (' '); + w (B); + end w; + + ---------------- + -- Write_Char -- + ---------------- + + procedure Write_Char (C : Character) is + begin + if Column < Buffer'Length then + Buffer (Natural (Column)) := C; + Column := Column + 1; + end if; + end Write_Char; + + --------------- + -- Write_Eol -- + --------------- + + procedure Write_Eol is + begin + Buffer (Natural (Column)) := ASCII.LF; + Column := Column + 1; + Flush_Buffer; + end Write_Eol; + + --------------- + -- Write_Int -- + --------------- + + procedure Write_Int (Val : Int) is + begin + if Val < 0 then + Write_Char ('-'); + Write_Int (-Val); + + else + if Val > 9 then + Write_Int (Val / 10); + end if; + + Write_Char (Character'Val ((Val mod 10) + Character'Pos ('0'))); + end if; + end Write_Int; + + ---------------- + -- Write_Line -- + ---------------- + + procedure Write_Line (S : String) is + begin + Write_Str (S); + Write_Eol; + end Write_Line; + + --------------- + -- Write_Str -- + --------------- + + procedure Write_Str (S : String) is + begin + for J in S'Range loop + Write_Char (S (J)); + end loop; + end Write_Str; + +end Output; |