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path: root/src/preferences.h
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/*
 * preferences.h
 *
 * Copyright (C) 2012 James Booth <boothj5@gmail.com>
 *
 * This file is part of Profanity.
 *
 * Profanity 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 3 of the License, or
 * (at your option) any later version.
 *
 * Profanity 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 Profanity.  If not, see <http://www.gnu.org/licenses/>.
 *
 */

#ifndef PREFERENCES_H
#define PREFERENCES_H

#include "config.h"

#include <glib.h>

#ifdef HAVE_NCURSES_H
#include <ncurses.h>
#endif
#ifdef HAVE_NCURSES_NCURSES_H
#include <ncurses/ncurses.h>
#endif

#define PREFS_MAX_LOG_SIZE 1048580

void prefs_load(void);
void prefs_close(void);

char * prefs_find_login(char *prefix);
void prefs_reset_login_search(void);
char * prefs_autocomplete_boolean_choice(char *prefix);
void prefs_reset_boolean_choice(void);

gboolean prefs_get_beep(void);
void prefs_set_beep(gboolean value);
gboolean prefs_get_flash(void);
void prefs_set_flash(gboolean value);
gboolean prefs_get_chlog(void);
void prefs_set_chlog(gboolean value);
gboolean prefs_get_history(void);
void prefs_set_history(gboolean value);
gboolean prefs_get_showsplash(void);
void prefs_set_showsplash(gboolean value);
gboolean prefs_get_vercheck(void);
void prefs_set_vercheck(gboolean value);
gboolean prefs_get_intype(void);
void prefs_set_intype(gboolean value);
gboolean prefs_get_states(void);
void prefs_set_states(gboolean value);
gboolean prefs_get_outtype(void);
void prefs_set_outtype(gboolean value);

void prefs_set_notify_message(gboolean value);
gboolean prefs_get_notify_message(void);
void prefs_set_notify_typing(gboolean value);
gboolean prefs_get_notify_typing(void);
void prefs_set_notify_remind(gint period);
gint prefs_get_notify_remind(void);
gint prefs_get_max_log_size(void);

void prefs_add_login(const char *jid);

NCURSES_COLOR_T prefs_get_bkgnd();
NCURSES_COLOR_T prefs_get_text();
NCURSES_COLOR_T prefs_get_online();
NCURSES_COLOR_T prefs_get_away();
NCURSES_COLOR_T prefs_get_chat();
NCURSES_COLOR_T prefs_get_dnd();
NCURSES_COLOR_T prefs_get_xa();
NCURSES_COLOR_T prefs_get_offline();
NCURSES_COLOR_T prefs_get_err();
NCURSES_COLOR_T prefs_get_inc();
NCURSES_COLOR_T prefs_get_bar();
NCURSES_COLOR_T prefs_get_bar_draw();
NCURSES_COLOR_T prefs_get_bar_text();

#endif
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(load "mu.arc")

(clear)
(add-fns '((test1
  ((1 integer) <- literal 1))))
(run function*!test1)
(if (~iso memory* (obj 1 1))
  (prn "F - 'literal' writes a literal value (its lone 'arg' after the instruction name) to a location in memory (an address) specified by its lone 'oarg' or output arg before the arrow"))

(clear)
(add-fns '((test1
  ((1 integer) <- literal 1)
  ((2 integer) <- literal 3)
  ((3 integer) <- add (1 integer) (2 integer)))))
(run function*!test1)
(if (~iso memory* (obj 1 1  2 3  3 4))
  (prn "F - 'add' operates on two addresses"))

(clear)
(add-fns
  '((test1
      ((3 integer) <- add (1 integer) (2 integer)))
    (main
      ((1 integer) <- literal 1)
      ((2 integer) <- literal 3)
      (test1))))
(run function*!main)
;? (prn memory*)
(if (~iso memory* (obj 1 1  2 3  3 4))
  (prn "F - calling a user-defined function runs its instructions"))

(clear)
(add-fns
  '((test1
      ((3 integer) <- add (1 integer) (2 integer))
      (reply)
      ((4 integer) <- literal 34))
    (main
      ((1 integer) <- literal 1)
      ((2 integer) <- literal 3)
      (test1))))
(run function*!main)
;? (prn memory*)
(if (~iso memory* (obj 1 1  2 3  3 4))
  (prn "F - 'reply' stops executing the current function"))
;? (quit)

(clear)
(add-fns
  '((test1
      ((4 integer) <- arg)
      ((5 integer) <- arg)
      ((3 integer) <- add (4 integer) (5 integer))
      (reply)
      ((4 integer) <- literal 34))
    (main
      ((1 integer) <- literal 1)
      ((2 integer) <- literal 3)
      (test1 (1 integer) (2 integer))
    )))
(run function*!main)
;? (prn memory*)
(if (~iso memory* (obj 1 1  2 3  3 4
                       ; add-fn's temporaries
                       4 1  5 3))
  (prn "F - 'arg' accesses in order the operands of the most recent function call (the caller)"))
;? (quit)

(clear)
(add-fns
  '((test1
      ((5 integer) <- arg 1)
      ((4 integer) <- arg 0)
      ((3 integer) <- add (4 integer) (5 integer))
      (reply)
      ((4 integer) <- literal 34))
    (main
      ((1 integer) <- literal 1)
      ((2 integer) <- literal 3)
      (test1 (1 integer) (2 integer))
    )))
(run function*!main)
;? (prn memory*)
(if (~iso memory* (obj 1 1  2 3  3 4
                       ; add-fn's temporaries
                       4 1  5 3))
  (prn "F - 'arg' with index can access function call arguments out of order"))
;? (quit)

(clear)
(add-fns
  '((test1
      ((4 integer) <- arg)
      ((5 integer) <- arg)
      ((6 integer) <- add (4 integer) (5 integer))
      (reply (6 integer))
      ((4 integer) <- literal 34))
    (main
      ((1 integer) <- literal 1)
      ((2 integer) <- literal 3)
      ((3 integer) <- test1 (1 integer) (2 integer)))))
(run function*!main)
;? (prn memory*)
(if (~iso memory* (obj 1 1  2 3  3 4
                       ; add-fn's temporaries
                       4 1  5 3  6 4))
  (prn "F - 'reply' can take aguments that are returned, or written back into output args of caller"))

(clear)
(add-fns
  '((test1
      ((4 integer) <- arg)
      ((5 integer) <- arg)
      ((6 integer) <- add (4 integer) (5 integer))
      (reply (6 integer) (5 integer))
      ((4 integer) <- literal 34))
    (main
      ((1 integer) <- literal 1)
      ((2 integer) <- literal 3)
      ((3 integer) (7 integer) <- test1 (1 integer) (2 integer)))))
(run function*!main)
;? (prn memory*)
(if (~iso memory* (obj 1 1  2 3  3 4    7 3
                         ; add-fn's temporaries
                         4 1  5 3  6 4))
  (prn "F - 'reply' permits a function to return multiple values at once"))

(clear)
(add-fns
  '((main
      ((1 integer) <- literal 1)
      ((2 integer) <- literal 3)
      ((3 integer) <- sub (1 integer) (2 integer)))))
(run function*!main)
;? (prn memory*)
(if (~iso memory* (obj 1 1  2 3  3 -2))
  (prn "F - 'sub' subtracts the value at one address from the value at another"))

(clear)
(add-fns
  '((main
      ((1 integer) <- literal 2)
      ((2 integer) <- literal 3)
      ((3 integer) <- mul (1 integer) (2 integer)))))
(run function*!main)
;? (prn memory*)
(if (~iso memory* (obj 1 2  2 3  3 6))
  (prn "F - 'mul' multiplies like 'add' adds"))

(clear)
(add-fns
  '((main
      ((1 integer) <- literal 8)
      ((2 integer) <- literal 3)
      ((3 integer) <- div (1 integer) (2 integer)))))
(run function*!main)
;? (prn memory*)
(if (~iso memory* (obj 1 8  2 3  3 (/ real.8 3)))
  (prn "F - 'div' divides like 'add' adds"))

(clear)
(add-fns
  '((main
      ((1 integer) <- literal 8)
      ((2 integer) <- literal 3)
      ((3 integer) (4 integer) <- idiv (1 integer) (2 integer)))))
(run function*!main)
;? (prn memory*)
(if (~iso memory* (obj 1 8  2 3  3 2  4 2))
  (prn "F - 'idiv' performs integer division, returning quotient and remainder"))

(clear)
(add-fns
  '((main
      ((1 boolean) <- literal t)
      ((2 boolean) <- literal nil)
      ((3 boolean) <- and (1 boolean) (2 boolean)))))
(run function*!main)
;? (prn memory*)
(if (~iso memory* (obj 1 t  2 nil  3 nil))
  (prn "F - logical 'and' for booleans"))

(clear)
(add-fns
  '((main
      ((1 boolean) <- literal 4)
      ((2 boolean) <- literal 3)
      ((3 boolean) <- lt (1 boolean) (2 boolean)))))
(run function*!main)
;? (prn memory*)
(if (~iso memory* (obj 1 4  2 3  3 nil))
  (prn "F - 'lt' is the less-than inequality operator"))

(clear)
(add-fns
  '((main
      ((1 boolean) <- literal 4)
      ((2 boolean) <- literal 3)
      ((3 boolean) <- le (1 boolean) (2 boolean)))))
(run function*!main)
;? (prn memory*)
(if (~iso memory* (obj 1 4  2 3  3 nil))
  (prn "F - 'le' is the <= inequality operator"))

(clear)
(add-fns
  '((main
      ((1 boolean) <- literal 4)
      ((2 boolean) <- literal 4)
      ((3 boolean) <- le (1 boolean) (2 boolean)))))
(run function*!main)
;? (prn memory*)
(if (~iso memory* (obj 1 4  2 4  3 t))
  (prn "F - 'le' returns true for equal operands"))

(clear)
(add-fns
  '((main
      ((1 boolean) <- literal 4)
      ((2 boolean) <- literal 5)
      ((3 boolean) <- le (1 boolean) (2 boolean)))))
(run function*!main)
;? (prn memory*)
(if (~iso memory* (obj 1 4  2 5  3 t))
  (prn "F - le is the <= inequality operator - 2"))

(clear)
(add-fns
  '((main
      ((1 integer) <- literal 8)
      (jmp (1 offset))
      ((2 integer) <- literal 3)
      (reply))))
(run function*!main)
;? (prn memory*)
(if (~iso memory* (obj 1 8))
  (prn "F - 'jmp' skips some instructions"))

(clear)
(add-fns
  '((main
      ((1 integer) <- literal 8)
      (jmp (1 offset))
      ((2 integer) <- literal 3)
      (reply)
      ((3 integer) <- literal 34))))
(run function*!main)
;? (prn memory*)
(if (~iso memory* (obj 1 8))
  (prn "F - 'jmp' doesn't skip too many instructions"))

(clear)
(add-fns
  '((main
      ((1 integer) <- literal 1)
      ((2 integer) <- literal 1)
      ((3 boolean) <- eq (1 integer) (2 integer))
      (jif (3 boolean) (1 offset))
      ((2 integer) <- literal 3)
      (reply)
      ((3 integer) <- literal 34))))
(run function*!main)
;? (prn memory*)
(if (~iso memory* (obj 1 1  2 1  3 t))
  (prn "F - 'jif' is a conditional 'jmp'"))

(clear)
(add-fns
  '((main
      ((1 integer) <- literal 1)
      ((2 integer) <- literal 2)
      ((3 boolean) <- eq (1 integer) (2 integer))
      (jif (3 boolean) (1 offset))
      ((4 integer) <- literal 3)
      (reply)
      ((3 integer) <- literal 34))))
(run function*!main)
;? (prn memory*)
(if (~iso memory* (obj 1 1  2 2  3 nil  4 3))
  (prn "F - if 'jif's first arg is false, it doesn't skip any instructions"))

(clear)
(add-fns
  '((main
      ((1 integer) <- literal 2)
      ((2 integer) <- literal 1)
      ((2 integer) <- add (2 integer) (2 integer))
      ((3 boolean) <- eq (1 integer) (2 integer))
      (jif (3 boolean) (-3 offset))
      ((4 integer) <- literal 3)
      (reply)
      ((3 integer) <- literal 34))))
(run function*!main)
;? (prn memory*)
(if (~iso memory* (obj 1 2  2 4  3 nil  4 3))
  (prn "F - 'jif' can take a negative offset to make backward jumps"))

(clear)
(add-fns
  '((main
      ((1 integer) <- literal 34)
      ((2 integer) <- copy (1 integer)))))
(run function*!main)
;? (prn memory*)
(if (~iso memory* (obj 1 34  2 34))
  (prn "F - 'copy' performs direct addressing"))

(clear)
(add-fns
  '((main
      ((1 integer-address) <- literal 2)
      ((2 integer) <- literal 34)
      ((3 integer) <- copy (1 integer-address deref)))))
(run function*!main)
;? (prn memory*)
(if (~iso memory* (obj 1 2  2 34  3 34))
  (prn "F - 'copy' performs indirect addressing"))

(clear)
(add-fns
  '((test1
      ((4 type) <- otype 0)
      ((5 type) <- literal integer)
      ((6 boolean) <- neq (4 type) (5 type))
      (jif (6 boolean) (3 offset))
      ((7 integer) <- arg)
      ((8 integer) <- arg)
      ((9 integer) <- add (7 integer) (8 integer))
      (reply (9 integer)))
    (main
      ((1 integer) <- literal 1)
      ((2 integer) <- literal 3)
      ((3 integer) <- test1 (1 integer) (2 integer)))))
(run function*!main)
;? (prn memory*)
(if (~iso memory* (obj 1 1  2 3                     3 4
                         ; add-fn's temporaries
                         4 'integer  5 'integer  6 nil  7 1  8 3  9 4))
  (prn "F - an example function that checks that its args are integers"))

(clear)
(add-fns
  '((add-fn
      ((4 type) <- otype 0)
      ((5 type) <- literal integer)
      ((6 boolean) <- neq (4 type) (5 type))
      (jif (6 boolean) (4 offset))
      ((7 integer) <- arg)
      ((8 integer) <- arg)
      ((9 integer) <- add (7 integer) (8 integer))
      (reply (9 integer))
      ((5 type) <- literal boolean)
      ((6 boolean) <- neq (4 type) (5 type))
      (jif (6 boolean) (6 offset))
      ((7 boolean) <- arg)
      ((8 boolean) <- arg)
      ((9 boolean) <- or (7 boolean) (8 boolean))
      (reply (9 boolean)))
    (main
      ((1 boolean) <- literal t)
      ((2 boolean) <- literal t)
      ((3 boolean) <- add-fn (1 boolean) (2 boolean)))))
(run function*!main)
;? (prn memory*)
(if (~iso memory* (obj ; first call to add-fn
                       1 t  2 t                     3 t
                         ; add-fn's temporaries
                         4 'boolean  5 'boolean  6 nil  7 t  8 t  9 t))
  (prn "F - an example function that can do different things (dispatch) based on the type of its args or oargs"))

(clear)
(add-fns
  '((add-fn
      ((4 type) <- otype 0)
      ((5 type) <- literal integer)
      ((6 boolean) <- neq (4 type) (5 type))
      (jif (6 boolean) (4 offset))
      ((7 integer) <- arg)
      ((8 integer) <- arg)
      ((9 integer) <- add (7 integer) (8 integer))
      (reply (9 integer))
      ((5 type) <- literal boolean)
      ((6 boolean) <- neq (4 type) (5 type))
      (jif (6 boolean) (6 offset))
      ((7 boolean) <- arg)
      ((8 boolean) <- arg)
      ((9 boolean) <- or (7 boolean) (8 boolean))
      (reply (9 boolean)))
    (main
      ((1 boolean) <- literal t)
      ((2 boolean) <- literal t)
      ((3 boolean) <- add-fn (1 boolean) (2 boolean))
      ((10 integer) <- literal 3)
      ((11 integer) <- literal 4)
      ((12 integer) <- add-fn (10 integer) (11 integer)))))
(run function*!main)
;? (prn memory*)
(if (~iso memory* (obj ; first call to add-fn
                       1 t  2 t                     3 t
                       ; second call to add-fn
                       10 3  11 4                   12 7
                         ; temporaries for most recent call to add-fn
                         4 'integer  5 'integer  6 nil  7 3  8 4  9 7))
  (prn "F - different calls can exercise different clauses of the same function"))

(if (~iso (convert-braces '(((1 integer) <- literal 4)
                            ((2 integer) <- literal 2)
                            ((3 integer) <- add (2 integer) (2 integer))
                            { begin  ; 'begin' is just a hack because racket turns curlies into parens
                            ((4 boolean) <- neq (1 integer) (3 integer))
                            (breakif (4 boolean))
                            ((5 integer) <- literal 34)
                            }
                            (reply)))
          '(((1 integer) <- literal 4)
            ((2 integer) <- literal 2)
            ((3 integer) <- add (2 integer) (2 integer))
            ((4 boolean) <- neq (1 integer) (3 integer))
            (jif (4 boolean) (1 offset))
            ((5 integer) <- literal 34)
            (reply)))
  (prn "F - convert-braces replaces breakif with a jif to after the next close curly"))

(if (~iso (convert-braces '(((1 integer) <- literal 4)
                            ((2 integer) <- literal 2)
                            ((3 integer) <- add (2 integer) (2 integer))
                            { begin
                            (break)
                            }
                            (reply)))
          '(((1 integer) <- literal 4)
            ((2 integer) <- literal 2)
            ((3 integer) <- add (2 integer) (2 integer))
            (jmp (0 offset))
            (reply)))
  (prn "F - convert-braces works for degenerate blocks"))

(if (~iso (convert-braces '(((1 integer) <- literal 4)
                            ((2 integer) <- literal 2)
                            ((3 integer) <- add (2 integer) (2 integer))
                            { begin
                            ((4 boolean) <- neq (1 integer) (3 integer))
                            (breakif (4 boolean))
                            { begin
                            ((5 integer) <- literal 34)
                            }
                            }
                            (reply)))
          '(((1 integer) <- literal 4)
            ((2 integer) <- literal 2)
            ((3 integer) <- add (2 integer) (2 integer))
            ((4 boolean) <- neq (1 integer) (3 integer))
            (jif (4 boolean) (1 offset))
            ((5 integer) <- literal 34)
            (reply)))
  (prn "F - convert-braces balances curlies when converting break"))

(if (~iso (convert-braces '(((1 integer) <- literal 4)
                            ((2 integer) <- literal 2)
                            { begin
                            ((3 integer) <- add (2 integer) (2 integer))
                            { begin
                            ((4 boolean) <- neq (1 integer) (3 integer))
                            }
                            (continueif (4 boolean))
                            ((5 integer) <- literal 34)
                            }
                            (reply)))
          '(((1 integer) <- literal 4)
            ((2 integer) <- literal 2)
            ((3 integer) <- add (2 integer) (2 integer))
            ((4 boolean) <- neq (1 integer) (3 integer))
            (jif (4 boolean) (-3 offset))
            ((5 integer) <- literal 34)
            (reply)))
  (prn "F - convert-braces balances curlies when converting continue"))

(clear)
(add-fns `((main ,@(convert-braces '(((1 integer) <- literal 4)
                                     ((2 integer) <- literal 1)
                                     { begin
                                     ((2 integer) <- add (2 integer) (2 integer))
                                     { begin
                                     ((3 boolean) <- neq (1 integer) (2 integer))
                                     }
                                     (continueif (3 boolean))
                                     ((4 integer) <- literal 34)
                                     }
                                     (reply))))))
(run function*!main)
;? (prn memory*)
(if (~iso memory* (obj 1 4  2 4  3 nil  4 34))
  (prn "F - continue correctly loops"))

(clear)
(add-fns `((main ,@(convert-braces '(((1 integer) <- literal 4)
                                     ((2 integer) <- literal 2)
                                     { begin
                                     ((2 integer) <- add (2 integer) (2 integer))
                                     { begin
                                     ((3 boolean) <- neq (1 integer) (2 integer))
                                     }
                                     (continueif (3 boolean))
                                     ((4 integer) <- literal 34)
                                     }
                                     (reply))))))
(run function*!main)
;? (prn memory*)
(if (~iso memory* (obj 1 4  2 4  3 nil  4 34))
  (prn "F - continue might never trigger"))