diff options
author | gingold | 2005-09-24 05:10:24 +0000 |
---|---|---|
committer | gingold | 2005-09-24 05:10:24 +0000 |
commit | 977ff5e02c6d2f9bfdabcf8b4e98b81e2d83e849 (patch) | |
tree | 7bcf8e7aff40a8b54d4af83e90cccd73568e77bb /translate/ghdldrv/ghdlmain.ads | |
download | ghdl-977ff5e02c6d2f9bfdabcf8b4e98b81e2d83e849.tar.gz ghdl-977ff5e02c6d2f9bfdabcf8b4e98b81e2d83e849.tar.bz2 ghdl-977ff5e02c6d2f9bfdabcf8b4e98b81e2d83e849.zip |
First import from sources
Diffstat (limited to 'translate/ghdldrv/ghdlmain.ads')
-rw-r--r-- | translate/ghdldrv/ghdlmain.ads | 85 |
1 files changed, 85 insertions, 0 deletions
diff --git a/translate/ghdldrv/ghdlmain.ads b/translate/ghdldrv/ghdlmain.ads new file mode 100644 index 0000000..c01f1d6 --- /dev/null +++ b/translate/ghdldrv/ghdlmain.ads @@ -0,0 +1,85 @@ +-- GHDL driver - main part. +-- Copyright (C) 2002, 2003, 2004, 2005 Tristan Gingold +-- +-- GHDL is free software; you can redistribute it and/or modify it under +-- the terms of the GNU General Public License as published by the Free +-- Software Foundation; either version 2, or (at your option) any later +-- version. +-- +-- GHDL is distributed in the hope that it will be useful, but WITHOUT 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 +-- along with GCC; see the file COPYING. If not, write to the Free +-- Software Foundation, 59 Temple Place - Suite 330, Boston, MA +-- 02111-1307, USA. +with GNAT.OS_Lib; use GNAT.OS_Lib; +with Errorout; + +package Ghdlmain is + type Command_Type; + + type Command_Acc is access all Command_Type'Class; + + type Command_Type is abstract tagged record + Next : Command_Acc; + end record; + + -- Return TRUE iff CMD handle action ACTION. + function Decode_Command (Cmd : Command_Type; Name : String) return Boolean + is abstract; + + -- Initialize the command, before decoding actions. + procedure Init (Cmd : in out Command_Type); + + -- Option_OK: OPTION is handled. + -- Option_Bad: OPTION is unknown. + -- Option_Arg_Req: OPTION requires an argument. Must be set only when + -- ARG = "", the manager will recall Decode_Option. + -- Option_Arg: OPTION used the argument. + type Option_Res is + (Option_Bad, Option_Ok, Option_Arg, Option_Arg_Req, Option_End); + procedure Decode_Option (Cmd : in out Command_Type; + Option : String; + Arg : String; + Res : out Option_Res); + + -- Get a one-line help for the command. + function Get_Short_Help (Cmd : Command_Type) return String + is abstract; + + -- Disp detailled help. + procedure Disp_Long_Help (Cmd : Command_Type); + + -- Perform the action. + procedure Perform_Action (Cmd : in out Command_Type; Args : Argument_List) + is abstract; + + -- Register a command. + procedure Register_Command (Cmd : Command_Acc); + + -- Disp MSG on the standard output with the command name. + procedure Error (Msg : String); + + -- May be raise by perform_action if the arguments are bad. + Option_Error : exception renames Errorout.Option_Error; + + -- Action failed. + Compile_Error : exception; + + -- Exec failed: either the program was not found, or failed. + Exec_Error : exception; + + procedure Main; + + -- Additionnal one-line message displayed by the --version command, + -- if defined. + -- Used to customize. + type String_Cst_Acc is access constant String; + Version_String : String_Cst_Acc := null; + + -- Registers all commands in this package. + procedure Register_Commands; +end Ghdlmain; |