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-- Topal: GPG/GnuPG and Alpine/Pine integration
-- Copyright (C) 2001--2010 Phillip J. Brooke
--
-- This program is free software: you can redistribute it and/or modify
-- it under the terms of the GNU General Public License version 3 as
-- published by the Free Software Foundation.
--
-- This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
with Ada.Sequential_IO;
with Ada.Text_IO;
with Globals; use Globals;
package Misc is
-- How to handle errors and debugging.
Panic : exception;
User_Interrupt : exception;
procedure Error (The_Error : in String);
-- ErrorNE (error-no-exception) doesn't raise an exception.
-- You need to do it.
procedure ErrorNE (The_Error : in String);
procedure Debug (Message : in String);
-- Receiving.Split_Two_Parts and others needs to write out files without
-- an end-of-line being appended (as happens with Text_IO).
package Character_IO is new Ada.Sequential_IO (Element_Type => Character);
procedure Character_IO_Put (F : in Character_IO.File_Type;
S : in String);
procedure Character_IO_Put_Line (F : in Character_IO.File_Type;
S : in String);
-- Strings to integers.
String_Not_Integer : exception;
function String_To_Integer (S : String) return Integer;
function String_To_Integer (S : UBS) return Integer;
-- Throw away leading blanks from a string.
function Trim_Leading_Spaces (S : String) return String;
-- Create our own temporary file names. A sequence number is also
-- inserted unless Use_Sequence_Number is set to False.
function Temp_File_Name (Tail : String;
Use_Sequence_Number : Boolean := True) return String;
-- An `unbounded' Get_Line.
function Unbounded_Get_Line (File : in Ada.Text_IO.File_Type)
return UBS;
function Unbounded_Get_Line return UBS;
-- Eat and fold an entire file.
function Read_Fold (File : in String) return UBS;
-- Open and close the result file.
procedure Open_Result_File (Resultfile : in String);
procedure Close_Result_File;
-- Disclaimer.
procedure Disclaimer;
-- Wrapper for reading unbounded strings out of the config record.
-- If the string is empty, then barf.
Need_Nonempty_String : exception;
function Value_Nonempty (V : UBS) return UBS;
function Value_Nonempty (V : UBS) return String;
-- Split up a string into multiple tokens, using spaces as the
-- delimiter, but also honouring quoting and stuffing using `"'.
function Split_Arguments (A : UBS) return UBS_Array;
-- Split up a GPG colon-separated line.
function Split_GPG_Colons (AS : String) return UBS_Array;
-- Get the basename of a filename.
function Basename (S : String) return String;
-- Basename.
function Command_Basename return String;
-- Hexadecimal decoder.
function Hex_Decode (S : in String) return Natural;
-- Return a string for --[no-]use-agent depending on config and the
-- type of operation.
function UGA_Str (Signing : Boolean) return String;
-- Write terminal SGR string.
function Do_SGR (S : String) return String;
function Do_SGR (U : UBS) return String;
-- Reset terminal SGR.
function Reset_SGR return String;
-- Rewrite menu prompts.
function Rewrite_Menu_Prompt (S : in String) return String;
-- We turn SIGINT into an exception so that we can clean up
-- temporary files.
-- Handle interrupts, SIGINT, etc.
pragma Unreserve_All_Interrupts;
-- because we want to be able to handle ctrl-C.
protected Signal_Handlers is
procedure Sigint_Handler;
function Sigint_Pending return Boolean;
pragma Interrupt_Handler(Sigint_Handler);
private
Sigint_Pending_Flag : Boolean := False;
end Signal_Handlers;
-- And a procedure for taking over sigint.
procedure Set_Sigint_Handler;
end Misc;
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