Base version of ncurses-5.7 library
diff --git a/Ada95/samples/ncurses2-util.adb b/Ada95/samples/ncurses2-util.adb
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+------------------------------------------------------------------------------
+-- --
+-- GNAT ncurses Binding Samples --
+-- --
+-- ncurses2.util --
+-- --
+-- B O D Y --
+-- --
+------------------------------------------------------------------------------
+-- Copyright (c) 2000-2006,2008 Free Software Foundation, Inc. --
+-- --
+-- Permission is hereby granted, free of charge, to any person obtaining a --
+-- copy of this software and associated documentation files (the --
+-- "Software"), to deal in the Software without restriction, including --
+-- without limitation the rights to use, copy, modify, merge, publish, --
+-- distribute, distribute with modifications, sublicense, and/or sell --
+-- copies of the Software, and to permit persons to whom the Software is --
+-- furnished to do so, subject to the following conditions: --
+-- --
+-- The above copyright notice and this permission notice shall be included --
+-- in all copies or substantial portions of the Software. --
+-- --
+-- THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS --
+-- OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF --
+-- MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. --
+-- IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, --
+-- DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR --
+-- OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR --
+-- THE USE OR OTHER DEALINGS IN THE SOFTWARE. --
+-- --
+-- Except as contained in this notice, the name(s) of the above copyright --
+-- holders shall not be used in advertising or otherwise to promote the --
+-- sale, use or other dealings in this Software without prior written --
+-- authorization. --
+------------------------------------------------------------------------------
+-- Author: Eugene V. Melaragno <aldomel@ix.netcom.com> 2000
+-- Version Control
+-- $Revision: 1.7 $
+-- $Date: 2008/07/26 18:51:20 $
+-- Binding Version 01.00
+------------------------------------------------------------------------------
+with Ada.Text_IO; use Ada.Text_IO;
+
+pragma Warnings (Off);
+with Terminal_Interface.Curses.Aux;
+pragma Warnings (On);
+
+with Terminal_Interface.Curses.Trace; use Terminal_Interface.Curses.Trace;
+
+with Interfaces.C;
+with Interfaces.C.Strings;
+
+with Ada.Characters.Handling;
+
+with ncurses2.genericPuts;
+
+package body ncurses2.util is
+
+ -- #defines from C
+ -- #define CTRL(x) ((x) & 0x1f)
+ function CTRL (c : Character) return Key_Code is
+ begin
+ return Character'Pos (c) mod 16#20#;
+ -- uses a property of ASCII
+ -- A = 16#41#; a = 16#61#; ^A = 1 or 16#1#
+ end CTRL;
+
+ function CTRL (c : Character) return Character is
+ begin
+ return Character'Val (Character'Pos (c) mod 16#20#);
+ -- uses a property of ASCII
+ -- A = 16#41#; a = 16#61#; ^A = 1 or 16#1#
+ end CTRL;
+
+ save_trace : Trace_Attribute_Set;
+ -- Common function to allow ^T to toggle trace-mode in the middle of a test
+ -- so that trace-files can be made smaller.
+ function Getchar (win : Window := Standard_Window) return Key_Code is
+ c : Key_Code;
+ begin
+ -- #ifdef TRACE
+ c := Get_Keystroke (win);
+ while c = CTRL ('T') loop
+ -- if _nc_tracing in C
+ if Current_Trace_Setting /= Trace_Disable then
+ save_trace := Current_Trace_Setting;
+ Trace_Put ("TOGGLE-TRACING OFF");
+ Current_Trace_Setting := Trace_Disable;
+ else
+ Current_Trace_Setting := save_trace;
+ end if;
+ Trace_On (Current_Trace_Setting);
+ if Current_Trace_Setting /= Trace_Disable then
+ Trace_Put ("TOGGLE-TRACING ON");
+ end if;
+ end loop;
+ -- #else c := Get_Keystroke;
+ return c;
+ end Getchar;
+
+ procedure Getchar (win : Window := Standard_Window) is
+ begin
+ if Getchar (win) < 0 then
+ Beep;
+ end if;
+ end Getchar;
+
+ procedure Pause is
+ begin
+ Move_Cursor (Line => Lines - 1, Column => 0);
+ Add (Str => "Press any key to continue... ");
+ Getchar;
+ end Pause;
+
+ procedure Cannot (s : String) is
+ use Interfaces.C;
+ use Interfaces.C.Strings;
+ use Terminal_Interface.Curses.Aux;
+ function getenv (x : char_array) return chars_ptr;
+ pragma Import (C, getenv, "getenv");
+ tmp1 : char_array (0 .. 10);
+ package p is new ncurses2.genericPuts (1024);
+ use p;
+ use p.BS;
+
+ tmpb : BS.Bounded_String;
+
+ Length : size_t;
+ begin
+ To_C ("TERM", tmp1, Length);
+ Fill_String (getenv (tmp1), tmpb);
+ Add (Ch => newl);
+ myAdd (Str => "This " & tmpb & " terminal " & s);
+ Pause;
+ end Cannot;
+
+ procedure ShellOut (message : Boolean) is
+ use Interfaces.C;
+ Txt : char_array (0 .. 10);
+ Length : size_t;
+ procedure system (x : char_array);
+ pragma Import (C, system, "system");
+ begin
+ To_C ("sh", Txt, Length);
+ if message then
+ Add (Str => "Shelling out...");
+ end if;
+ Save_Curses_Mode (Mode => Curses);
+ End_Windows;
+ system (Txt);
+ if message then
+ Add (Str => "returned from shellout.");
+ Add (Ch => newl);
+ end if;
+ Refresh;
+ end ShellOut;
+
+ function Is_Digit (c : Key_Code) return Boolean is
+ begin
+ if c >= 16#100# then
+ return False;
+ else
+ return Ada.Characters.Handling.Is_Digit (Character'Val (c));
+ end if;
+ end Is_Digit;
+
+ procedure P (s : String) is
+ begin
+ Add (Str => s);
+ Add (Ch => newl);
+ end P;
+
+ function Code_To_Char (c : Key_Code) return Character is
+ begin
+ if c > Character'Pos (Character'Last) then
+ return Character'Val (0);
+ -- maybe raise exception?
+ else
+ return Character'Val (c);
+ end if;
+ end Code_To_Char;
+
+ -- This was untestable due to a bug in GNAT (3.12p)
+ -- Hmm, what bug? I don't remember.
+ function ctoi (c : Character) return Integer is
+ begin
+ return Character'Pos (c) - Character'Pos ('0');
+ end ctoi;
+
+end ncurses2.util;