src/global.c

/* $Id$ 
*/
/**************************************************************************
 *   global.c                                                             *
 *                                                                        *
 *   Copyright (C) 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007   *
 *   Free Software Foundation, Inc.                                       *
 *   This program 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, or (at your option)  *
 *   any later version.                                                   *
 *                                                                        *
 *   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, write to the Free Software          *
 *   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA            *
 *   02110-1301, USA.                                                     *
 *                                                                        *
 **************************************************************************/

#include <ctype.h>
#include <string.h>
#include <strings.h>
#include "assert.h"
#include "proto.h"

/* Global variables. */
#ifndef NANO_TINY
sigjmp_buf jump_buf;
	/* Used to return to either main() or the unjustify routine in
	 * do_justify() after a SIGWINCH. */
bool jump_buf_main = FALSE;
	/* Have we set jump_buf so that we return to main() after a
	 * SIGWINCH? */
#endif

#ifndef DISABLE_WRAPJUSTIFY
ssize_t fill = 0;
	/* The column where we will wrap lines. */
ssize_t wrap_at = -CHARS_FROM_EOL;
	/* The position where we will wrap lines.  fill is equal to this
	 * if it's greater than zero, and equal to (COLS + this) if it
	 * isn't. */
#endif

char *last_search = NULL;
	/* The last string we searched for. */
char *last_replace = NULL;
	/* The last replacement string we searched for. */

long flags = 0;
	/* Our flag containing the states of all global options. */
WINDOW *topwin;
	/* The top portion of the window, where we display the version
	 * number of nano, the name of the current file, and whether the
	 * current file has been modified. */
WINDOW *edit;
	/* The middle portion of the window, i.e. the edit window, where
	 * we display the current file we're editing. */
WINDOW *bottomwin;
	/* The bottom portion of the window, where we display statusbar
	 * messages, the statusbar prompt, and a list of shortcuts. */
int editwinrows = 0;
	/* How many rows does the edit window take up? */

filestruct *cutbuffer = NULL;
	/* The buffer where we store cut text. */
#ifndef DISABLE_JUSTIFY
filestruct *jusbuffer = NULL;
	/* The buffer where we store unjustified text. */
#endif
partition *filepart = NULL;
	/* The partition where we store a portion of the current
	 * file. */
openfilestruct *openfile = NULL;
	/* The list of all open file buffers. */

#ifndef NANO_TINY
char *matchbrackets = NULL;
	/* The opening and closing brackets that can be found by bracket
	 * searches. */
#endif

#if !defined(NANO_TINY) && defined(ENABLE_NANORC)
char *whitespace = NULL;
	/* The characters used when displaying the first characters of
	 * tabs and spaces. */
int whitespace_len[2];
	/* The length of these characters. */
#endif

#ifndef DISABLE_JUSTIFY
char *punct = NULL;
	/* The closing punctuation that can end sentences. */
char *brackets = NULL;
	/* The closing brackets that can follow closing punctuation and
	 * can end sentences. */
char *quotestr = NULL;
	/* The quoting string.  The default value is set in main(). */
#ifdef HAVE_REGEX_H
regex_t quotereg;
	/* The compiled regular expression from the quoting string. */
int quoterc;
	/* Whether it was compiled successfully. */
char *quoteerr = NULL;
	/* The error message, if it didn't. */
#else
size_t quotelen;
	/* The length of the quoting string in bytes. */
#endif
#endif

char *answer = NULL;
	/* The answer string used by the statusbar prompt. */

ssize_t tabsize = -1;
	/* The width of a tab in spaces.  The default value is set in
	 * main(). */

#ifndef NANO_TINY
char *backup_dir = NULL;
	/* The directory where we store backup files. */
#endif
#ifndef DISABLE_OPERATINGDIR
char *operating_dir = NULL;
	/* The relative path to the operating directory, which we can't
	 * move outside of. */
char *full_operating_dir = NULL;
	/* The full path to it. */
#endif

#ifndef DISABLE_SPELLER
char *alt_speller = NULL;
	/* The command to use for the alternate spell checker. */
#endif

#ifdef ENABLE_COLOR
syntaxtype *syntaxes = NULL;
	/* The global list of color syntaxes. */
char *syntaxstr = NULL;
	/* The color syntax name specified on the command line. */
#endif

const shortcut *currshortcut;
	/* The current shortcut list we're using. */
int currmenu;
	/* The currently loaded menu */

#ifndef NANO_TINY
toggle *toggles = NULL;
	/* The global toggle list. */
#endif

sc *sclist = NULL;
	/* New shortcut key struct */
subnfunc *allfuncs = NULL;
	/* New struct for the function list */

#ifndef NANO_TINY
filestruct *search_history = NULL;
	/* The search string history list. */
filestruct *searchage = NULL;
	/* The top of the search string history list. */
filestruct *searchbot = NULL;
	/* The bottom of the search string history list. */
filestruct *replace_history = NULL;
	/* The replace string history list. */
filestruct *replaceage = NULL;
	/* The top of the replace string history list. */
filestruct *replacebot = NULL;
	/* The bottom of the replace string history list. */
#endif

/* Regular expressions. */
#ifdef HAVE_REGEX_H
regex_t search_regexp;
	/* The compiled regular expression to use in searches. */
regmatch_t regmatches[10];
	/* The match positions for parenthetical subexpressions, 10
	 * maximum, used in regular expression searches. */
#endif

int reverse_attr = A_REVERSE;
	/* The curses attribute we use for reverse video. */

char *homedir = NULL;
	/* The user's home directory, from $HOME or /etc/passwd. */

/* Return the number of entries in the shortcut list s for a given menu. */
size_t length_of_list(int menu)
{
    subnfunc *f;
    size_t i = 0;

    for (f = allfuncs; f != NULL; f = f->next)
        if ((f->menus & menu) != 0
#ifndef DISABLE_HELP
	    && strlen(f->help) > 0
#endif
	                          ) {
	    i++;
	}
    return i;
}

/* Set type of function based on the string */
function_type strtokeytype(char *str)
{
    if (str[0] ==  'M' || str[0] == 'm')
        return META;
    else if (str[0] == '^')
        return CONTROL;
    else if (str[0] ==  'F' || str[0] == 'F')
        return FKEY;
    else
	return RAW;
}

/* Add a string to the new function list strict.
   Does not allow updates, yet anyway */
void add_to_funcs(void *func, int menus, const char *desc, const char *help,
    bool blank_after, bool viewok)
{
    subnfunc *f;

    if (allfuncs == NULL) {
	allfuncs = nmalloc(sizeof(subnfunc));
	f = allfuncs;
    } else {
	for (f = allfuncs; f->next != NULL; f = f->next)
		;
        f->next = (subnfunc *)nmalloc(sizeof(subnfunc));
        f = f->next;
    }
    f->next = NULL;
    f->scfunc = func;
    f->menus = menus;
    f->desc = desc;
    f->viewok = viewok;
#ifndef NANO_TINY
    f->help = help;
    f->blank_after = blank_after;
#endif

#ifdef DEBUG
    fprintf(stderr, "Added func \"%s\"", f->desc);
#endif
}

const sc *first_sc_for(int menu, void *func) {
    const sc *s;
    const sc *metasc = NULL;

    for (s = sclist; s != NULL; s = s->next) {
	if ((s->menu & menu) && s->scfunc == func) {
	    /* try to use a meta sequence as a last resort.  Otherwise
	       we will run into problems when we try and handle things like
	       the arrow keys, home, etc, if for some reason the user bound
	       them to a meta sequence first *shrug* */
	    if (s->type == META) {
		metasc = s;
		continue;
	    } /* otherwise it was something else, use it */
	    return s;
	}
    }

    /* If we're here we may have found only meta sequences, if so use one */
    if (metasc)
	return metasc;

#ifdef DEBUG
    fprintf(stderr, "Whoops, returning null given func %ld in menu %d\n", (long) func, menu);
#endif
    /* Otherwise... */
    return NULL;
}


/* Add a string to the new shortcut list implementation
   Allows updates to existing entries in the list */
void add_to_sclist(int menu, char *scstring, void *func, int toggle, int execute)
{
    sc *s;

    if (sclist == NULL) {
	sclist = nmalloc(sizeof(sc));
	s = sclist;
        s->next = NULL;
    } else {
	for (s = sclist; s->next != NULL; s = s->next)
            if (s->menu == menu && s->keystr == scstring)
		break;

        if (s->menu != menu || s->keystr != scstring) { /* i.e. this is not a replace... */
#ifdef DEBUG
            fprintf(stderr, "No match found...\n");
#endif
	    s->next = (sc *)nmalloc(sizeof(sc));
	    s = s->next;
            s->next = NULL;
        }
    }

    s->type = strtokeytype(scstring);
    s->menu = menu;
    s->toggle = toggle;
    s->keystr = scstring;
    s->scfunc = func;
    s->execute = execute;
    assign_keyinfo(s);

#ifdef DEBUG
    fprintf(stderr, "list val = %d\n", (int) s->menu);
    fprintf(stderr, "Hey, set sequence to %d for shortcut \"%s\"\n", s->seq, scstring);
#endif
}

/* Return the given menu's first shortcut sequence, or the default value
  (2nd arg).  Assumes currmenu for the menu to check*/
int sc_seq_or (void *func, int defaultval) 
{
    const sc *s = first_sc_for(currmenu, func);

    if (s)
        return s->seq;
    /* else */
    return defaultval;

}

/* Assign the info to the shortcut struct 
   Assumes keystr is already assigned, naturally */
void assign_keyinfo(sc *s)
{
    if (s->type == CONTROL) {
        assert(strlen(s->keystr) > 1);
        s->seq = s->keystr[1] - 64;
    } else if (s->type == META) {
        assert(strlen(s->keystr) > 2);
        s->seq = tolower((int) s->keystr[2]);
    } else if (s->type == FKEY) {
        assert(strlen(s->keystr) > 1);
        s->seq = KEY_F0 + atoi(&s->keystr[1]);
    } else /* raw */
        s->seq = (int) s->keystr[0];

    /* Override some keys which don't bind as nicely as we'd like */
    if (s->type == CONTROL && (!strcasecmp(&s->keystr[1], "space")))
	s->seq = 0;
    else if (s->type == META && (!strcasecmp(&s->keystr[2], "space")))
	s->seq = (int) ' ';
    else if (s->type == RAW && (!strcasecmp(s->keystr, "kup")))
	s->seq = KEY_UP;
    else if (s->type == RAW && (!strcasecmp(s->keystr, "kdown")))
	s->seq = KEY_DOWN;
    else if (s->type == RAW && (!strcasecmp(s->keystr, "kleft")))
	s->seq = KEY_LEFT;
    else if (s->type == RAW && (!strcasecmp(s->keystr, "kright")))
	s->seq = KEY_RIGHT;
    else if (s->type == RAW && (!strcasecmp(s->keystr, "kinsert")))
	s->seq = KEY_IC;
    else if (s->type == RAW && (!strcasecmp(s->keystr, "kdel")))
	s->seq = KEY_DC;
    else if (s->type == RAW && (!strcasecmp(s->keystr, "kbsp")))
	s->seq = KEY_BACKSPACE;
    else if (s->type == RAW && (!strcasecmp(s->keystr, "kenter")))
	s->seq = KEY_ENTER;
    else if (s->type == RAW && (!strcasecmp(s->keystr, "kpup")))
	s->seq = KEY_PPAGE;
    else if (s->type == RAW && (!strcasecmp(s->keystr, "kpdown")))
	s->seq = KEY_NPAGE;
#ifdef KEY_HOME
    else if (s->type == RAW && (!strcasecmp(s->keystr, "khome")))
	s->seq = KEY_HOME;
#endif
#ifdef KEY_END
    else if (s->type == RAW && (!strcasecmp(s->keystr, "kend")))
	s->seq = KEY_END;
#endif

}

#ifdef DEBUG

void print_sclist(void)
{
    sc *s;
    const subnfunc *f;

    for (s = sclist; s->next != NULL; s = s->next) {
	f = sctofunc(s);
        if (f)
	    fprintf(stderr, "Shortcut \"%s\", function: %s, menus %d\n",  s->keystr, f->desc, f->menus);
	else
	    fprintf(stderr, "Hmm, didnt find a func for \"%s\"\n", s->keystr);
    }

}
#endif


/* Stuff we need to make at least static here so we can access it below */
const char *cancel_msg = N_("Cancel");

#ifndef NANO_TINY
const char *case_sens_msg = N_("Case Sens");
const char *backwards_msg = N_("Backwards");
#endif

#ifdef HAVE_REGEX_H
const char *regexp_msg = N_("Regexp");
#endif

/* Stuff we want to just stun out if we're in TINY mode */
#ifdef NANO_TINY
const char *gototext_msg = "";
const char *do_para_begin_msg = "";
const char *do_para_end_msg = "";
const char *case_sens_msg = "";
const char *backwards_msg = "";
const char *do_cut_till_end = "";
const char *dos_format_msg = "";
const char *mac_format_msg = "";
const char *append_msg = "";
const char *prepend_msg = "";
const char *backup_file_msg = "";
const char *to_files_msg = "";
const char *first_file_msg = "";
const char *whereis_next_msg = "";
const char *last_file_msg = "";
const char *new_buffer_msg = "";
const char *goto_dir_msg;
const char *ext_cmd_msg = "";

#else
/* TRANSLATORS: Try to keep the following five strings at most 10
 * characters. */
const char *prev_history_msg = N_("PrevHstory");
const char *next_history_msg = N_("NextHstory");
const char *replace_msg = N_("Replace");
const char *no_replace_msg = N_("No Replace");
const char *gototext_msg = N_("Go To Text");
/* TRANSLATORS: Try to keep this at most 12 characters. */
const char *whereis_next_msg = N_("WhereIs Next");
#ifndef DISABLE_BROWSER
/* TRANSLATORS: Try to keep this at most 16 characters. */
const char *to_files_msg = N_("To Files");
/* TRANSLATORS: Try to keep this at most 12 characters. */
const char *first_file_msg = N_("First File");
/* TRANSLATORS: Try to keep this at most 12 characters. */
const char *last_file_msg = N_("Last File");
#endif
/* TRANSLATORS: Try to keep this at most 16 characters. */
const char *dos_format_msg = N_("DOS Format");
/* TRANSLATORS: Try to keep this at most 16 characters. */
const char *mac_format_msg = N_("Mac Format");
/* TRANSLATORS: Try to keep this at most 16 characters. */
const char *append_msg = N_("Append");
/* TRANSLATORS: Try to keep this at most 16 characters. */
const char *prepend_msg = N_("Prepend");
/* TRANSLATORS: Try to keep this at most 16 characters. */
const char *backup_file_msg = N_("Backup File");
/* TRANSLATORS: Try to keep this at most 16 characters. */
const char *ext_cmd_msg = N_("Execute Command");

#ifdef ENABLE_MULTIBUFFER
/* TRANSLATORS: Try to keep this at most 16 characters. */
const char *new_buffer_msg = N_("New Buffer");
#endif
const char *goto_dir_msg = N_("Go To Dir");

#endif /* NANO_TINY */

/* Initialize all shortcut lists.  If unjustify is TRUE, replace the
 * Uncut shortcut in the main shortcut list with UnJustify. */
void shortcut_init(bool unjustify)
{
    /* TRANSLATORS: Try to keep this and following strings at most 10
     * characters. */
    const char *get_help_msg = N_("Get Help");
    const char *exit_msg = N_("Exit");
    const char *whereis_msg = N_("Where Is");
    const char *prev_page_msg = N_("Prev Page");
    const char *next_page_msg = N_("Next Page");
    const char *first_line_msg = N_("First Line");
    const char *last_line_msg = N_("Last Line");
    const char *suspend_msg = N_("Suspend");
#ifndef DISABLE_JUSTIFY
    const char *beg_of_par_msg = N_("Beg of Par");
    const char *end_of_par_msg = N_("End of Par");
    const char *fulljstify_msg = N_("FullJstify");
#endif
    const char *refresh_msg = N_("Refresh");
    const char *insert_file_msg =  N_("Insert File");
    /* TRANSLATORS: Try to keep this and previous strings at most 10
     * characters. */
    const char *go_to_line_msg = N_("Go To Line");

#ifndef DISABLE_HELP
    const char *nano_cancel_msg = N_("Cancel the current function");
    const char *nano_help_msg = N_("Display this help text");
    const char *nano_exit_msg =
#ifdef ENABLE_MULTIBUFFER
	N_("Close the current file buffer / Exit from nano")
#else
   	N_("Exit from nano")
#endif
	;
    const char *nano_writeout_msg =
	N_("Write the current file to disk");
    const char *nano_justify_msg = N_("Justify the current paragraph");
    const char *nano_insert_msg =
	N_("Insert another file into the current one");
    const char *nano_whereis_msg =
	N_("Search for a string or a regular expression");
    const char *nano_prevpage_msg = N_("Go to previous screen");
    const char *nano_nextpage_msg = N_("Go to next screen");
    const char *nano_cut_msg =
	N_("Cut the current line and store it in the cutbuffer");
    const char *nano_uncut_msg =
	N_("Uncut from the cutbuffer into the current line");
    const char *nano_cursorpos_msg =
	N_("Display the position of the cursor");
    const char *nano_spell_msg =
	N_("Invoke the spell checker, if available");
    const char *nano_replace_msg =
	N_("Replace a string or a regular expression");
     const char *nano_gotoline_msg = N_("Go to line and column number");
#ifndef NANO_TINY
    const char *nano_mark_msg = N_("Mark text at the cursor position");
    const char *nano_whereis_next_msg = N_("Repeat last search");
    const char *nano_copy_msg =
	N_("Copy the current line and store it in the cutbuffer");
    const char *nano_indent_msg = N_("Indent the current line");
    const char *nano_unindent_msg = N_("Unindent the current line");
#endif
    const char *nano_forward_msg = N_("Go forward one character");
    const char *nano_back_msg = N_("Go back one character");
#ifndef NANO_TINY
    const char *nano_nextword_msg = N_("Go forward one word");
    const char *nano_prevword_msg = N_("Go back one word");
#endif
    const char *nano_prevline_msg = N_("Go to previous line");
    const char *nano_nextline_msg = N_("Go to next line");
    const char *nano_home_msg = N_("Go to beginning of current line");
    const char *nano_end_msg = N_("Go to end of current line");
#ifndef DISABLE_JUSTIFY
    const char *nano_parabegin_msg =
	N_("Go to beginning of paragraph; then of previous paragraph");
    const char *nano_paraend_msg =
	N_("Go just beyond end of paragraph; then of next paragraph");
#endif
    const char *nano_firstline_msg =
	N_("Go to the first line of the file");
    const char *nano_lastline_msg =
	N_("Go to the last line of the file");
#ifndef NANO_TINY
    const char *nano_bracket_msg = N_("Go to the matching bracket");
    const char *nano_scrollup_msg =
	N_("Scroll up one line without scrolling the cursor");
    const char *nano_scrolldown_msg =
	N_("Scroll down one line without scrolling the cursor");
#endif
#ifdef ENABLE_MULTIBUFFER
    const char *nano_prevfile_msg =
	N_("Switch to the previous file buffer");
    const char *nano_nextfile_msg =
	N_("Switch to the next file buffer");
#endif
    const char *nano_verbatim_msg =
	N_("Insert the next keystroke verbatim");
    const char *nano_tab_msg =
	N_("Insert a tab at the cursor position");
    const char *nano_enter_msg =
	N_("Insert a newline at the cursor position");
    const char *nano_delete_msg =
	N_("Delete the character under the cursor");
    const char *nano_backspace_msg =
	N_("Delete the character to the left of the cursor");
#ifndef NANO_TINY
    const char *nano_cut_till_end_msg =
	N_("Cut from the cursor position to the end of the file");
#endif
#ifndef DISABLE_JUSTIFY
    const char *nano_fulljustify_msg = N_("Justify the entire file");
#endif
#ifndef NANO_TINY
    const char *nano_wordcount_msg =
	N_("Count the number of words, lines, and characters");
#endif
    const char *nano_refresh_msg =
	N_("Refresh (redraw) the current screen");
    const char *nano_suspend_msg =
	N_("Suspend the editor (if suspend is enabled)");
#ifndef NANO_TINY
    const char *nano_case_msg =
	N_("Toggle the case sensitivity of the search");
    const char *nano_reverse_msg =
	N_("Reverse the direction of the search");
#endif
#ifdef HAVE_REGEX_H
    const char *nano_regexp_msg =
	N_("Toggle the use of regular expressions");
#endif
#ifndef NANO_TINY
    const char *nano_prev_history_msg =
	N_("Recall the previous search/replace string");
    const char *nano_next_history_msg =
	N_("Recall the next search/replace string");
#endif
#ifndef DISABLE_BROWSER
    const char *nano_tofiles_msg = N_("Go to file browser");
#endif
#ifndef NANO_TINY
    const char *nano_dos_msg = N_("Toggle the use of DOS format");
    const char *nano_mac_msg = N_("Toggle the use of Mac format");
#endif
    const char *nano_append_msg = N_("Toggle appending");
    const char *nano_prepend_msg = N_("Toggle prepending");
#ifndef NANO_TINY
    const char *nano_backup_msg =
	N_("Toggle backing up of the original file");
    const char *nano_execute_msg = N_("Execute external command");
#endif
#if !defined(NANO_TINY) && defined(ENABLE_MULTIBUFFER)
    const char *nano_multibuffer_msg =
	N_("Toggle the use of a new buffer");
#endif
#ifndef DISABLE_BROWSER
    const char *nano_exitbrowser_msg = N_("Exit from the file browser");
    const char *nano_firstfile_msg =
	N_("Go to the first file in the list");
    const char *nano_lastfile_msg =
	N_("Go to the last file in the list");
    const char *nano_gotodir_msg = N_("Go to directory");

#endif
#endif /* !DISABLE_HELP */

#ifndef DISABLE_HELP
#define IFSCHELP(help) help
#else
#define IFSCHELP(help) ""
#endif

    while (allfuncs != NULL) {
        subnfunc *f = allfuncs;
        allfuncs = (allfuncs)->next;
        free(f);
    }

#ifndef DISABLE_HELP
    add_to_funcs(do_help_void, MALL, get_help_msg, nano_help_msg,
	FALSE, VIEW);
#endif

    add_to_funcs((void *) cancel_msg,
	(MWHEREIS|MREPLACE|MREPLACE2|MGOTOLINE|MWRITEFILE|MINSERTFILE|MEXTCMD|MSPELL|MWHEREISFILE|MGOTODIR),
	cancel_msg, IFSCHELP(nano_cancel_msg), FALSE, VIEW);

    add_to_funcs(do_exit, MMAIN,
#ifdef ENABLE_MULTIBUFFER
	/* TRANSLATORS: Try to keep this at most 10 characters. */
	openfile != NULL && openfile != openfile->next ? N_("Close") :
#endif
	exit_msg, IFSCHELP(nano_exit_msg), FALSE, VIEW);

    add_to_funcs(do_exit, MBROWSER|MHELP, exit_msg, IFSCHELP(nano_exit_msg), FALSE, VIEW);

    /* TRANSLATORS: Try to keep this at most 10 characters. */
    add_to_funcs(do_writeout_void, MMAIN, N_("WriteOut"),
	IFSCHELP(nano_writeout_msg), FALSE, NOVIEW);

#ifndef DISABLE_JUSTIFY
    /* TRANSLATORS: Try to keep this at most 10 characters. */
    add_to_funcs(do_justify_void, MMAIN, N_("Justify"),
	nano_justify_msg, TRUE, NOVIEW);
#endif

    /* We allow inserting files in view mode if multibuffers are
     * available, so that we can view multiple files.  If we're using
     * restricted mode, inserting files is disabled, since it allows
     * reading from or writing to files not specified on the command
     * line. */
    /* TRANSLATORS: Try to keep this at most 10 characters. */
    add_to_funcs(!ISSET(RESTRICTED) ? do_insertfile_void : nano_disabled_msg,
	MMAIN, N_("Read File"), IFSCHELP(nano_insert_msg), FALSE,
#ifdef ENABLE_MULTIBUFFER
	VIEW);
#else
	NOVIEW);
#endif

    add_to_funcs(do_search, MMAIN|MBROWSER, whereis_msg,
	IFSCHELP(nano_whereis_msg), FALSE, VIEW);

    add_to_funcs(do_page_up, MMAIN|MHELP,
	prev_page_msg, IFSCHELP(nano_prevpage_msg), FALSE, VIEW);
    add_to_funcs(do_page_down, MMAIN|MHELP,
	next_page_msg, IFSCHELP(nano_nextpage_msg), TRUE, VIEW);

    /* TRANSLATORS: Try to keep this at most 10 characters. */
    add_to_funcs(do_cut_text_void, MMAIN, N_("Cut Text"), IFSCHELP(nano_cut_msg),
	FALSE, NOVIEW);

    if (unjustify)
	/* TRANSLATORS: Try to keep this at most 10 characters. */
	add_to_funcs(do_uncut_text, MMAIN, N_("UnJustify"), "",
	    FALSE, NOVIEW);

    else
	/* TRANSLATORS: Try to keep this at most 10 characters. */
	add_to_funcs(do_uncut_text, MMAIN, N_("UnCut Text"), IFSCHELP(nano_uncut_msg),
	    FALSE, NOVIEW);

#ifndef NANO_TINY
    add_to_funcs(do_cursorpos_void, MMAIN, N_("Cur Pos"), IFSCHELP(nano_cursorpos_msg),
	FALSE, VIEW);
#endif

    /* If we're using restricted mode, spell checking is disabled
     * because it allows reading from or writing to files not specified
     * on the command line. */
    /* TRANSLATORS: Try to keep this at most 10 characters. */
#ifndef DISABLE_SPELLER
	if (!ISSET(RESTRICTED))
	    add_to_funcs(do_spell, MMAIN, N_("To Spell"), nano_spell_msg,
		TRUE, NOVIEW);
#endif

    add_to_funcs(do_first_line,
	(MMAIN|MWHEREIS|MREPLACE|MREPLACE2|MGOTOLINE|MHELP),
	first_line_msg, first_line_msg, FALSE, VIEW);

    add_to_funcs(do_last_line,
	(MMAIN|MWHEREIS|MREPLACE|MREPLACE2|MGOTOLINE|MHELP),
	last_line_msg, IFSCHELP(nano_lastline_msg), TRUE, VIEW);


    add_to_funcs(do_gotolinecolumn_void, (MMAIN|MWHEREIS),
	go_to_line_msg, IFSCHELP(nano_gotoline_msg), FALSE, VIEW);

    /* TRANSLATORS: Try to keep this at most 10 characters. */
#ifdef NANO_TINY
    add_to_funcs(do_cursorpos_void, MMAIN, N_("Cur Pos"), IFSCHELP(nano_cursorpos_msg),
	FALSE, VIEW);
#endif


    add_to_funcs(do_replace, (MMAIN|MWHEREIS), replace_msg, IFSCHELP(nano_replace_msg),

#ifndef NANO_TINY
	FALSE,
#else
	TRUE,
#endif
	NOVIEW);

#ifndef NANO_TINY

    add_to_funcs(do_mark, MMAIN, N_("Mark Text"), 
	nano_mark_msg, FALSE, VIEW);

    add_to_funcs(do_research, (MMAIN|MBROWSER), whereis_next_msg,
	nano_whereis_next_msg, TRUE, VIEW);

    add_to_funcs(do_copy_text, MMAIN, N_("Copy Text"),
	nano_copy_msg, FALSE, NOVIEW);

    add_to_funcs(do_indent_void, MMAIN, N_("Indent Text"),
	nano_indent_msg, FALSE, NOVIEW);

    add_to_funcs(do_unindent, MMAIN, N_("Unindent Text"),
	nano_unindent_msg, TRUE, NOVIEW);

#endif

    add_to_funcs(do_page_up, MBROWSER,
	prev_page_msg, IFSCHELP(nano_prevpage_msg), FALSE, VIEW);
    add_to_funcs(do_page_down, MBROWSER,
	next_page_msg, IFSCHELP(nano_nextpage_msg), TRUE, VIEW);


    add_to_funcs(do_right, (MMAIN|MBROWSER), N_("Forward"), IFSCHELP(nano_forward_msg),
	FALSE, VIEW);
    add_to_funcs(do_right, MALL, "", "", FALSE, VIEW);

    add_to_funcs(do_left, (MMAIN|MBROWSER), N_("Back"), IFSCHELP(nano_back_msg),
	FALSE, VIEW);
    add_to_funcs(do_left, MALL, "", "", FALSE, VIEW);

#ifndef NANO_TINY
    add_to_funcs(do_next_word_void, MMAIN, N_("Next Word"),
	nano_nextword_msg, FALSE, VIEW);

    add_to_funcs(do_prev_word_void, MMAIN, N_("Prev Word"),
	nano_prevword_msg, FALSE, VIEW);
#endif

    add_to_funcs(do_up_void, (MMAIN|MHELP|MBROWSER), N_("Prev Line"),
	IFSCHELP(nano_prevline_msg), FALSE, VIEW);

    add_to_funcs(do_down_void, (MMAIN|MHELP|MBROWSER), N_("Next Line"),
	IFSCHELP(nano_nextline_msg), TRUE, VIEW);

    add_to_funcs(do_home, MMAIN, N_("Home"), IFSCHELP(nano_home_msg),
	FALSE, VIEW);

    add_to_funcs(do_end, MMAIN, N_("End"), IFSCHELP(nano_end_msg),
	FALSE, VIEW);

#ifndef DISABLE_JUSTIFY
    add_to_funcs(do_para_begin_void, (MMAIN|MWHEREIS), beg_of_par_msg,
	nano_parabegin_msg, FALSE, VIEW);

    add_to_funcs(do_para_end_void, (MMAIN|MWHEREIS), end_of_par_msg,
	nano_paraend_msg, FALSE, VIEW);
#endif

#ifndef NANO_TINY
    add_to_funcs(do_find_bracket, MMAIN, _("Find Other Bracket"),
	nano_bracket_msg, FALSE, VIEW);

    add_to_funcs(do_scroll_up, MMAIN, N_("Scroll Up"),
	nano_scrollup_msg, FALSE, VIEW);

    add_to_funcs(do_scroll_down, MMAIN, N_("Scroll Down"),
	nano_scrolldown_msg, FALSE, VIEW);
#endif

#ifdef ENABLE_MULTIBUFFER
    add_to_funcs(switch_to_prev_buffer_void, MMAIN, _("Previous File"),
	nano_prevfile_msg, FALSE, VIEW);
    add_to_funcs(switch_to_next_buffer_void, MMAIN, N_("Next File"),
	nano_nextfile_msg, TRUE, VIEW);
#endif

    add_to_funcs(do_verbatim_input, MMAIN, N_("Verbatim Input"),
	IFSCHELP(nano_verbatim_msg), FALSE, NOVIEW);
    add_to_funcs(do_tab, MMAIN, N_("Tab"), IFSCHELP(nano_tab_msg),
	FALSE, NOVIEW);
    add_to_funcs(do_tab, MALL, "", "", FALSE, NOVIEW);
    add_to_funcs(do_enter, MMAIN, N_("Enter"), IFSCHELP(nano_enter_msg),
	FALSE, NOVIEW);
    add_to_funcs(do_enter, MALL, "", "", FALSE, NOVIEW);
    add_to_funcs(do_delete, MMAIN, N_("Delete"), IFSCHELP(nano_delete_msg),
	FALSE, NOVIEW);
    add_to_funcs(do_delete, MALL, "", "", FALSE, NOVIEW);
    add_to_funcs(do_backspace, MMAIN, N_("Backspace"), IFSCHELP(nano_backspace_msg),
#ifndef NANO_TINY
	FALSE,
#else
	TRUE,
#endif
	NOVIEW);

    add_to_funcs(do_backspace, MALL, "", "",
#ifndef NANO_TINY
	FALSE,
#else
	TRUE,
#endif
	NOVIEW);

#ifndef NANO_TINY
    add_to_funcs(do_cut_till_end, MMAIN, N_("CutTillEnd"),
	nano_cut_till_end_msg, TRUE, NOVIEW);
#endif

    add_to_funcs(xon_complaint, MMAIN, "", "", FALSE, VIEW);
    add_to_funcs(xoff_complaint, MMAIN, "", "", FALSE, VIEW);

#ifndef DISABLE_JUSTIFY
    add_to_funcs(do_full_justify, (MMAIN|MWHEREIS), fulljstify_msg,
	nano_fulljustify_msg, FALSE, NOVIEW);
#endif

#ifndef NANO_TINY
    add_to_funcs(do_wordlinechar_count, MMAIN, N_("Word Count"),
	nano_wordcount_msg, FALSE, VIEW);
#endif

    add_to_funcs(total_refresh, (MMAIN|MHELP), refresh_msg, 
	IFSCHELP(nano_refresh_msg), FALSE, VIEW);

    add_to_funcs(do_suspend_void, MMAIN, suspend_msg,
	IFSCHELP(nano_suspend_msg), TRUE, VIEW);

#ifndef NANO_TINY
    add_to_funcs((void *) case_sens_msg,
	(MWHEREIS|MREPLACE|MWHEREISFILE),
	case_sens_msg, nano_case_msg, FALSE, VIEW);

    add_to_funcs((void *) backwards_msg,
	(MWHEREIS|MREPLACE|MWHEREISFILE),
	backwards_msg, nano_reverse_msg, FALSE, VIEW);
#endif

#ifdef HAVE_REGEX_H
    add_to_funcs((void *) regexp_msg,
	(MWHEREIS|MREPLACE|MWHEREISFILE),
	regexp_msg, IFSCHELP(nano_regexp_msg), FALSE, VIEW);
#endif

#ifndef NANO_TINY
    add_to_funcs((void *) prev_history_msg,
	(MWHEREIS|MREPLACE|MREPLACE2|MWHEREISFILE),
	prev_history_msg, nano_prev_history_msg, FALSE, VIEW);

    add_to_funcs((void *) next_history_msg,
	(MWHEREIS|MREPLACE|MREPLACE2|MWHEREISFILE),
	next_history_msg, nano_next_history_msg, FALSE, VIEW);
#endif

    add_to_funcs((void *) no_replace_msg, MREPLACE,
	no_replace_msg, IFSCHELP(nano_whereis_msg), FALSE, VIEW);

    add_to_funcs((void *) gototext_msg, MGOTOLINE,
	gototext_msg, IFSCHELP(nano_whereis_msg), TRUE, VIEW);

#ifndef DISABLE_BROWSER
    if (!ISSET(RESTRICTED))
	add_to_funcs((void *) to_files_msg,
	    (MGOTOLINE|MINSERTFILE),
	    to_files_msg, nano_tofiles_msg, FALSE, VIEW);
#endif

#ifndef NANO_TINY
    /* If we're using restricted mode, the DOS format, Mac format,
     * append, prepend, and backup toggles are disabled.  The first and
     * second are useless since inserting files is disabled, the third
     * and fourth are disabled because they allow writing to files not
     * specified on the command line, and the fifth is useless since
     * backups are disabled. */
    if (!ISSET(RESTRICTED))
        add_to_funcs((void *) dos_format_msg, MWRITEFILE,
            dos_format_msg, nano_dos_msg, FALSE, NOVIEW);

    if (!ISSET(RESTRICTED))
        add_to_funcs((void *) mac_format_msg, MWRITEFILE,
            mac_format_msg, nano_mac_msg, FALSE, NOVIEW);

    if (!ISSET(RESTRICTED))
        add_to_funcs((void *) append_msg, MWRITEFILE,
            append_msg, nano_append_msg, FALSE, NOVIEW);

    if (!ISSET(RESTRICTED))
        add_to_funcs((void *) prepend_msg, MWRITEFILE,
            prepend_msg, nano_prepend_msg, FALSE, NOVIEW);

    if (!ISSET(RESTRICTED))
        add_to_funcs((void *) backup_file_msg, MWRITEFILE,
            backup_file_msg, nano_backup_msg, FALSE, NOVIEW);
#endif

#ifndef NANO_TINY
    /* If we're using restricted mode, command execution is disabled.
     * It's useless since inserting files is disabled. */
    if (!ISSET(RESTRICTED))
        add_to_funcs((void *) ext_cmd_msg, MINSERTFILE,
	    ext_cmd_msg, nano_execute_msg, FALSE, NOVIEW);

#ifdef ENABLE_MULTIBUFFER
    /* If we're using restricted mode, the multibuffer toggle is
     * disabled.  It's useless since inserting files is disabled. */
    if (!ISSET(RESTRICTED))
	add_to_funcs((void *) new_buffer_msg, MINSERTFILE,
	new_buffer_msg, nano_multibuffer_msg, FALSE, NOVIEW);
#endif

    add_to_funcs((void *)  insert_file_msg, MEXTCMD,
	insert_file_msg, IFSCHELP(nano_insert_msg), FALSE, VIEW);

#ifdef ENABLE_MULTIBUFFER
     add_to_funcs((void *) new_buffer_msg, MEXTCMD,
	new_buffer_msg, nano_multibuffer_msg, FALSE, NOVIEW);
#endif
#endif

#ifndef DISABLE_HELP
    add_to_funcs((void *) refresh_msg, MHELP,
	refresh_msg, nano_refresh_msg, FALSE, VIEW);
#endif

#ifndef DISABLE_BROWSER

    add_to_funcs((void *) first_file_msg,
	(MBROWSER|MWHEREISFILE),
	first_file_msg, nano_firstfile_msg, FALSE, VIEW);

    add_to_funcs((void *) last_file_msg,
	(MBROWSER|MWHEREISFILE),
	last_file_msg, nano_lastfile_msg, FALSE, VIEW);

    add_to_funcs((void *) goto_dir_msg, MBROWSER,
	goto_dir_msg, nano_gotodir_msg, FALSE, VIEW);
#endif

    currmenu = MMAIN;

#ifndef NANO_TINY
    add_to_sclist(MALL, "^G", do_help_void, 0, TRUE);
    add_to_sclist(MALL, "F1", do_help_void, 0, TRUE);
#endif
    add_to_sclist(MMAIN|MHELP|MBROWSER, "^X", do_exit, 0, TRUE);
    add_to_sclist(MMAIN|MHELP|MBROWSER, "F2", do_exit, 0, TRUE);
    add_to_sclist(MMAIN, "^_", do_gotolinecolumn_void, 0, TRUE);
    add_to_sclist(MMAIN, "F13", do_gotolinecolumn_void, 0, TRUE);
    add_to_sclist(MMAIN, "^O", do_writeout_void, 0, TRUE);
    add_to_sclist(MMAIN, "F3", do_writeout_void, 0, TRUE);
#ifndef DISABLE_JUSTIFY
    add_to_sclist(MMAIN, "^J", do_justify_void, 0, TRUE);
    add_to_sclist(MMAIN, "F4", do_justify_void, 0, TRUE);
#endif
    add_to_sclist(MMAIN, "^R", do_insertfile_void, 0, TRUE);
    add_to_sclist(MMAIN, "F5", do_insertfile_void, 0, TRUE);
    add_to_sclist(MMAIN, "kinsert", do_insertfile_void, 0, TRUE);
    add_to_sclist(MMAIN|MBROWSER, "^W", do_search, 0, TRUE);
    add_to_sclist(MMAIN|MBROWSER, "F6", do_search, 0, TRUE);
    add_to_sclist(MMAIN|MBROWSER|MHELP|MWHEREISFILE, "^Y", do_page_up, 0, TRUE);
    add_to_sclist(MMAIN|MBROWSER|MHELP|MWHEREISFILE, "F7", do_page_up, 0, TRUE);
    add_to_sclist(MMAIN|MBROWSER|MHELP|MWHEREISFILE, "kpup", do_page_up, 0, TRUE);
    add_to_sclist(MMAIN|MBROWSER|MHELP|MWHEREISFILE, "^V", do_page_down, 0, TRUE);
    add_to_sclist(MMAIN|MBROWSER|MHELP|MWHEREISFILE, "F8", do_page_down, 0, TRUE);
    add_to_sclist(MMAIN|MBROWSER|MHELP|MWHEREISFILE, "kpdown", do_page_down, 0, TRUE);
    add_to_sclist(MMAIN, "^K", do_cut_text_void, 0, TRUE);
    add_to_sclist(MMAIN, "F9", do_cut_text_void, 0, TRUE);
    add_to_sclist(MMAIN, "^U", do_uncut_text, 0, TRUE);
    add_to_sclist(MMAIN, "F10", do_uncut_text, 0, TRUE);
    add_to_sclist(MMAIN, "^C", do_cursorpos_void, 0, TRUE);
    add_to_sclist(MMAIN, "F11", do_cursorpos_void, 0, TRUE);
#ifndef NANO_TINY
    add_to_sclist(MMAIN, "^T", do_spell, 0, TRUE);
    add_to_sclist(MMAIN, "F12", do_spell, 0, TRUE);
#endif
    add_to_sclist(MMAIN, "^_", do_gotolinecolumn_void, 0, TRUE);
    add_to_sclist(MMAIN, "F13", do_gotolinecolumn_void, 0, TRUE);
    add_to_sclist(MMAIN, "M-G", do_gotolinecolumn_void, 0, TRUE);
    add_to_sclist(MMAIN, "^\\", do_replace, 0, TRUE);
    add_to_sclist(MMAIN, "F14", do_replace, 0, TRUE);
    add_to_sclist(MMAIN, "M-R", do_replace, 0, TRUE);
    add_to_sclist(MWHEREIS, "^R", do_replace, 0, FALSE);
    add_to_sclist(MREPLACE, "^R", (void *) no_replace_msg, 0, FALSE);
    add_to_sclist(MWHEREIS, "^T", do_gotolinecolumn_void, 0, TRUE);
#ifndef NANO_TINY
    add_to_sclist(MMAIN, "^^", do_mark, 0, TRUE);
    add_to_sclist(MMAIN, "F15", do_mark, 0, TRUE);
    add_to_sclist(MMAIN, "M-A", do_mark, 0, TRUE);
    add_to_sclist(MALL, "M-W", do_research, 0, TRUE);
    add_to_sclist(MALL, "F16", do_research, 0, TRUE);
    add_to_sclist(MMAIN, "M-^", do_copy_text, 0, TRUE);
    add_to_sclist(MMAIN, "M-6", do_copy_text, 0, TRUE);
    add_to_sclist(MMAIN, "M-}", do_indent_void, 0, TRUE);
    add_to_sclist(MMAIN, "M-{", do_unindent, 0, TRUE);
    add_to_sclist(MALL, "^F", do_right, 0, TRUE);
    add_to_sclist(MALL, "kright", do_right, 0, TRUE);
    add_to_sclist(MALL, "^B", do_left, 0, TRUE);
    add_to_sclist(MALL, "kleft", do_left, 0, TRUE);
    add_to_sclist(MMAIN, "^Space", do_next_word_void, 0, TRUE);
    add_to_sclist(MMAIN, "M-Space", do_prev_word_void, 0, TRUE);
#endif
    add_to_sclist(MMAIN, "^Q", xon_complaint, 0, TRUE);
    add_to_sclist(MMAIN, "^S", xoff_complaint, 0, TRUE);
    add_to_sclist(MALL, "^P", do_up_void, 0, TRUE);
    add_to_sclist(MALL, "kup", do_up_void, 0, TRUE);
    add_to_sclist(MALL, "^N", do_down_void, 0, TRUE);
    add_to_sclist(MALL, "kdown", do_down_void, 0, TRUE);
    add_to_sclist(MALL, "^A", do_home, 0, TRUE);
    add_to_sclist(MALL, "khome", do_home, 0, TRUE);
    add_to_sclist(MALL, "^E", do_end, 0, TRUE);
    add_to_sclist(MALL, "kend", do_end, 0, TRUE);
#ifndef DISABLE_JUSTIFY
    add_to_sclist(MWHEREIS|MREPLACE|MREPLACE2,
	"^W", do_para_begin_void, 0, TRUE);
    add_to_sclist(MWHEREIS|MREPLACE|MREPLACE2,
	"^O", do_para_end_void, 0, TRUE);
    add_to_sclist(MALL, "M-(", do_para_begin_void, 0, TRUE);
    add_to_sclist(MALL, "M-9", do_para_begin_void, 0, TRUE);
    add_to_sclist(MALL, "M-)", do_para_end_void, 0, TRUE);
    add_to_sclist(MALL, "M-0", do_para_end_void, 0, TRUE);
#endif
    add_to_sclist(MWHEREIS,
	"M-C", (void *) case_sens_msg, 0, FALSE);
    add_to_sclist(MREPLACE,
	"M-C", (void *) case_sens_msg, 0, FALSE);
    add_to_sclist(MREPLACE2,
	"M-C", (void *) case_sens_msg, 0, FALSE);
    add_to_sclist(MWHEREIS|MREPLACE|MREPLACE2,
	"M-B", (void *) backwards_msg, 0, FALSE);
    add_to_sclist(MWHEREIS|MREPLACE|MREPLACE2,
	"M-R", (void *) regexp_msg, 0, FALSE);

    add_to_sclist(MMAIN, "M-\\", do_first_line, 0, TRUE);
    add_to_sclist(MMAIN, "M-|", do_first_line, 0, TRUE);
    add_to_sclist(MMAIN, "M-/", do_last_line, 0, TRUE);
    add_to_sclist(MMAIN, "M-?", do_last_line, 0, TRUE);
    add_to_sclist(MWHEREIS|MREPLACE|MREPLACE2|MGOTOLINE|MHELP,
	"^Y", do_first_line, 0, TRUE);
    add_to_sclist(MWHEREIS|MREPLACE|MREPLACE2|MGOTOLINE|MHELP,
	"^V", do_last_line, 0, TRUE);

    add_to_sclist(MBROWSER|MWHEREISFILE, "M-\\", (void *) first_file_msg, 0, TRUE);
    add_to_sclist(MBROWSER|MWHEREISFILE, "M-|", (void *) first_file_msg, 0, TRUE);
    add_to_sclist(MBROWSER|MWHEREISFILE, "M-/", (void *) last_file_msg, 0, TRUE);
    add_to_sclist(MBROWSER|MWHEREISFILE, "M-?", (void *) last_file_msg, 0, TRUE);
#ifndef NANO_TINY
    add_to_sclist(MMAIN, "M-[", do_find_bracket, 0, TRUE);
    add_to_sclist(MMAIN, "M--", do_scroll_up, 0, TRUE);
    add_to_sclist(MMAIN, "M-_", do_scroll_up, 0, TRUE);
    add_to_sclist(MMAIN, "M-+", do_scroll_down, 0, TRUE);
    add_to_sclist(MMAIN, "M-=", do_scroll_down, 0, TRUE);
#endif

#ifdef ENABLE_MULTIBUFFER
    add_to_sclist(MMAIN, "M-<", switch_to_prev_buffer_void, 0, TRUE);
    add_to_sclist(MMAIN, "M-,", switch_to_prev_buffer_void, 0, TRUE);
    add_to_sclist(MMAIN, "M->", switch_to_next_buffer_void, 0, TRUE);
    add_to_sclist(MMAIN, "M-.", switch_to_next_buffer_void, 0, TRUE);
#endif
    add_to_sclist(MMAIN, "M-V", do_verbatim_input, 0, TRUE);
#ifndef NANO_TINY
    add_to_sclist(MALL, "M-T", do_cut_till_end, 0, TRUE);
#ifndef DISABLE_JUSTIFY
    add_to_sclist(MALL, "M-J", do_full_justify, 0, TRUE);
#endif
    add_to_sclist(MMAIN, "M-D", do_wordlinechar_count, 0, TRUE);
    add_to_sclist(MMAIN, "M-X", do_toggle, NO_HELP, TRUE);
    add_to_sclist(MMAIN, "M-C", do_toggle, CONST_UPDATE, TRUE);
    add_to_sclist(MMAIN, "M-O", do_toggle, MORE_SPACE, TRUE);
    add_to_sclist(MMAIN, "M-S", do_toggle, SMOOTH_SCROLL, TRUE);
    add_to_sclist(MMAIN, "M-P", do_toggle, WHITESPACE_DISPLAY, TRUE);
    add_to_sclist(MMAIN, "M-Y", do_toggle, NO_COLOR_SYNTAX, TRUE);
    add_to_sclist(MMAIN, "M-H", do_toggle, SMART_HOME, TRUE);
    add_to_sclist(MMAIN, "M-I", do_toggle, AUTOINDENT, TRUE);
    add_to_sclist(MMAIN, "M-K", do_toggle, CUT_TO_END, TRUE);
    add_to_sclist(MMAIN, "M-L", do_toggle, NO_WRAP, TRUE);
    add_to_sclist(MMAIN, "M-Q", do_toggle, TABS_TO_SPACES, TRUE);
    add_to_sclist(MMAIN, "M-B", do_toggle, BACKUP_FILE, TRUE);
    add_to_sclist(MMAIN, "M-F", do_toggle, MULTIBUFFER, TRUE);
    add_to_sclist(MMAIN, "M-M", do_toggle, USE_MOUSE, TRUE);
    add_to_sclist(MMAIN, "M-N", do_toggle, NO_CONVERT, TRUE);
    add_to_sclist(MMAIN, "M-Z", do_toggle, SUSPEND, TRUE);
#endif
    add_to_sclist(MGOTOLINE, "^T", (void *) gototext_msg, 0, FALSE);
    add_to_sclist(MINSERTFILE|MEXTCMD, "M-F", (void *) new_buffer_msg, 0, FALSE);
    add_to_sclist((MWHEREIS|MREPLACE|MREPLACE2|MGOTOLINE|MWRITEFILE|MINSERTFILE|MEXTCMD|MSPELL|MWHEREISFILE|MGOTODIR), 
	"^C", (void *) cancel_msg, 0, FALSE);
    add_to_sclist(MHELP, "^X", do_exit, 0, TRUE);
    add_to_sclist(MHELP, "F2", do_exit, 0, TRUE);
    add_to_sclist(MWRITEFILE, "M-D", (void *) dos_format_msg, 0, FALSE);
    add_to_sclist(MWRITEFILE, "M-M", (void *) mac_format_msg, 0, FALSE);
    add_to_sclist(MWRITEFILE, "M-A", (void *) append_msg, 0, FALSE);
    add_to_sclist(MWRITEFILE, "M-P", (void *) prepend_msg, 0, FALSE);
    add_to_sclist(MWRITEFILE, "M-B", (void *) backup_file_msg, 0, FALSE);
    add_to_sclist(MWRITEFILE, "^T", (void *) to_files_msg, 0, FALSE);
    add_to_sclist(MINSERTFILE, "^T", (void *) to_files_msg, 0, FALSE);
    add_to_sclist(MINSERTFILE, "^X", (void *) ext_cmd_msg, 0, FALSE);
    add_to_sclist(MMAIN, "^Z", do_suspend_void, 0, FALSE);
    add_to_sclist(MMAIN, "^L", total_refresh, 0, TRUE);
    add_to_sclist(MALL, "^I", do_tab, 0, TRUE);
    add_to_sclist(MALL, "^M", do_enter, 0, TRUE);
    add_to_sclist(MALL, "kenter", do_enter, 0, TRUE);
    add_to_sclist(MALL, "^D", do_delete, 0, TRUE);
    add_to_sclist(MALL, "kdel", do_delete, 0, TRUE);
    add_to_sclist(MALL, "^H", do_backspace, 0, TRUE);
    add_to_sclist(MALL, "kbsp", do_backspace, 0, TRUE);

#ifdef DEBUG
    print_sclist();
#endif

}

/* Free the given shortcut. */
void free_shortcutage(shortcut **shortcutage)
{
    assert(shortcutage != NULL);

    while (*shortcutage != NULL) {
	shortcut *ps = *shortcutage;
	*shortcutage = (*shortcutage)->next;
	free(ps);
    }
}

const subnfunc *sctofunc(sc *s)
{
    subnfunc *f;

    for (f = allfuncs; f != NULL && s->scfunc != f->scfunc; f = f->next)
	;

    return f;
}

#ifndef NANO_TINY
/* Now lets come up with a single (hopefully)
   function to get a string for each flag */
char *flagtostr(int flag)
{
   switch (flag) {
        case NO_HELP:
            return N_("Help mode");
        case CONST_UPDATE:
            return N_("Constant cursor position display");
        case MORE_SPACE:
            return N_("Use of one more line for editing");
        case SMOOTH_SCROLL:
            return N_("Smooth scrolling");
        case WHITESPACE_DISPLAY:
            return N_("Whitespace display");
        case NO_COLOR_SYNTAX:
            return N_("Color syntax highlighting");
        case SMART_HOME:
            return N_("Smart home key");
        case AUTOINDENT:
            return N_("Auto indent");
        case CUT_TO_END:
            return N_("Cut to end");
        case NO_WRAP:
            return N_("Long line wrapping");
        case TABS_TO_SPACES:
            return N_("Conversion of typed tabs to spaces");
        case BACKUP_FILE:
            return N_("Backup files");
        case MULTIBUFFER:
            return N_("Multiple file buffers");
        case USE_MOUSE:
            return N_("Mouse support");
        case NO_CONVERT:
            return N_("No conversion from DOS/Mac format");
        case SUSPEND:
            return N_("Suspension");
        default:
            return "?????";
    }
}
#endif /* NANO_TINY */

/* Interpret the string given by the rc file and return a
    shortcut struct, complete with proper value for execute */
sc *strtosc(int menu, char *input)
{
     sc *s;

    s = (sc *)nmalloc(sizeof(sc));
    s->execute = TRUE; /* overridden as needed below */


#ifndef DISABLE_HELP
    if (!strcasecmp(input, "help"))
	s->scfunc = do_help_void;
    else 
#endif
    if (!strcasecmp(input, "cancel")) {
	s->scfunc = (void *) cancel_msg;
	s->execute = FALSE;
    } else if (!strcasecmp(input, "exit"))
	s->scfunc = do_exit;
    else if (!strcasecmp(input, "writeout"))
	s->scfunc = do_writeout_void;
    else if (!strcasecmp(input, "insert"))
	s->scfunc = do_insertfile_void;
    else if (!strcasecmp(input, "whereis"))
	s->scfunc = do_search;
    else if (!strcasecmp(input, "up"))
	s->scfunc = do_up_void;
    else if (!strcasecmp(input, "down"))
	s->scfunc = do_down_void;
    else if (!strcasecmp(input, "pageup")
	|| !strcasecmp(input, "prevpage"))
	s->scfunc = do_page_up;
    else if (!strcasecmp(input, "pagedown")
	|| !strcasecmp(input, "nextpage"))
	s->scfunc = do_page_down;
    else if (!strcasecmp(input, "cut"))
	s->scfunc = do_cut_text_void;
    else if (!strcasecmp(input, "uncut"))
	s->scfunc = do_uncut_text;
    else if (!strcasecmp(input, "curpos") ||
	!strcasecmp(input, "cursorpos"))
	s->scfunc = do_cursorpos_void;
    else if (!strcasecmp(input, "firstline"))
	s->scfunc = do_first_line;
    else if (!strcasecmp(input, "lastline"))
	s->scfunc = do_last_line;
    else if (!strcasecmp(input, "gotoline"))
	s->scfunc = do_gotolinecolumn_void;
    else if (!strcasecmp(input, "replace"))
	s->scfunc = do_replace;
#ifndef DISABLE_JUSTIFY
    else if (!strcasecmp(input, "justify"))
	s->scfunc = do_justify_void;
    else if (!strcasecmp(input, "beginpara"))
	s->scfunc = do_para_begin_void;
    else if (!strcasecmp(input, "endpara"))
	s->scfunc = do_para_end_void;
    else if (!strcasecmp(input, "fulljustify"))
	s->scfunc = do_full_justify;
#endif
#ifndef NANO_TINY
    else if (!strcasecmp(input, "mark"))
	s->scfunc = do_mark;
    else if (!strcasecmp(input, "searchagain") ||
		!strcasecmp(input, "research"))
	s->scfunc = do_research;
    else if (!strcasecmp(input, "copytext"))
	s->scfunc = do_copy_text;
    else if (!strcasecmp(input, "indent"))
	s->scfunc = do_indent_void;
    else if (!strcasecmp(input, "unindent"))
	s->scfunc = do_unindent;
    else if (!strcasecmp(input, "scrollup"))
	s->scfunc = do_scroll_up;
    else if (!strcasecmp(input, "scrolldown"))
	s->scfunc = do_scroll_down;
    else if (!strcasecmp(input, "nextword"))
	s->scfunc = do_next_word_void;
    else if (!strcasecmp(input, "suspend"))
	s->scfunc = do_suspend_void;
    else if (!strcasecmp(input, "prevword"))
	s->scfunc = do_prev_word_void;
    else if (!strcasecmp(input, "findbracket"))
	s->scfunc = do_find_bracket;
    else if (!strcasecmp(input, "wordcount"))
	s->scfunc = do_wordlinechar_count;
    else if (!strcasecmp(input, "prevhistory")) {
	s->scfunc = (void *) prev_history_msg;
	s->execute = FALSE;
    } else if (!strcasecmp(input, "nexthistory")) {
	s->scfunc = (void *) next_history_msg;
	s->execute = FALSE;
    } else if (!strcasecmp(input, "nohelp") ||
		!strcasecmp(input, "nohelp")) {
	s->scfunc = (void *) do_toggle;
	s->execute = FALSE;
	s->toggle = NO_HELP;
    } else if (!strcasecmp(input, "constupdate")) {
	s->scfunc = (void *) do_toggle;
	s->execute = FALSE;
	s->toggle = CONST_UPDATE;
    } else if (!strcasecmp(input, "morespace")) {
	s->scfunc = (void *) do_toggle;
	s->execute = FALSE;
	s->toggle = MORE_SPACE;
    } else if (!strcasecmp(input, "smoothscroll")) {
	s->scfunc = (void *) do_toggle;
	s->execute = FALSE;
	s->toggle = SMOOTH_SCROLL;
    } else if (!strcasecmp(input, "whitespacedisplay")) {
	s->scfunc = (void *) do_toggle;
	s->execute = FALSE;
	s->toggle = WHITESPACE_DISPLAY;
    } else if (!strcasecmp(input, "nosyntax")) {
	s->scfunc = (void *) do_toggle;
	s->execute = FALSE;
	s->toggle = NO_COLOR_SYNTAX;
    } else if (!strcasecmp(input, "smarthome")) {
	s->scfunc = (void *) do_toggle;
	s->execute = FALSE;
	s->toggle = SMART_HOME;
    } else if (!strcasecmp(input, "autoindent")) {
	s->scfunc = (void *) do_toggle;
	s->execute = FALSE;
	s->toggle = AUTOINDENT;
    } else if (!strcasecmp(input, "cuttoend")) {
	s->scfunc = (void *) do_toggle;
	s->execute = FALSE;
	s->toggle = CUT_TO_END;
    } else if (!strcasecmp(input, "nowrap")) {
	s->scfunc = (void *) do_toggle;
	s->execute = FALSE;
	s->toggle = NO_WRAP;
    } else if (!strcasecmp(input, "tabstospaces")) {
	s->scfunc = (void *) do_toggle;
	s->execute = FALSE;
	s->toggle = TABS_TO_SPACES;
    } else if (!strcasecmp(input, "backupfile")) {
	s->scfunc = (void *) do_toggle;
	s->execute = FALSE;
	s->toggle = BACKUP_FILE;
    } else if (!strcasecmp(input, "mutlibuffer")) {
	s->scfunc = (void *) do_toggle;
	s->execute = FALSE;
	s->toggle = MULTIBUFFER;
    } else if (!strcasecmp(input, "mouse")) {
	s->scfunc = (void *) do_toggle;
	s->execute = FALSE;
	s->toggle = USE_MOUSE;
    } else if (!strcasecmp(input, "noconvert")) {
	s->scfunc = (void *) do_toggle;
	s->execute = FALSE;
	s->toggle = NO_CONVERT;
    } else if (!strcasecmp(input, "suspendenable")) {
	s->scfunc = (void *) do_toggle;
	s->execute = FALSE;
	s->toggle = SUSPEND;
    }
#endif /* NANO_TINY */
    else if (!strcasecmp(input, "right") ||
		!strcasecmp(input, "forward"))
	s->scfunc = do_right;
    else if (!strcasecmp(input, "left") ||
		!strcasecmp(input, "back"))
	s->scfunc = do_left;
    else if (!strcasecmp(input, "up") ||
		!strcasecmp(input, "prevline"))
	s->scfunc = do_up_void;
    else if (!strcasecmp(input, "down") ||
		!strcasecmp(input, "nextline"))
	s->scfunc = do_down_void;
    else if (!strcasecmp(input, "home"))
	s->scfunc = do_home;
    else if (!strcasecmp(input, "end"))
	s->scfunc = do_end;
#ifdef ENABLE_MULTIBUFFER
    else if (!strcasecmp(input, "prevbuf"))
	s->scfunc = switch_to_prev_buffer_void;
    else if (!strcasecmp(input, "nextbuf"))
	s->scfunc = switch_to_next_buffer_void;
#endif
    else if (!strcasecmp(input, "verbatim"))
	s->scfunc = do_verbatim_input;
    else if (!strcasecmp(input, "tab"))
	s->scfunc = do_tab;
    else if (!strcasecmp(input, "enter"))
	s->scfunc = do_enter;
    else if (!strcasecmp(input, "delete"))
	s->scfunc = do_delete;
    else if (!strcasecmp(input, "refresh"))
	s->scfunc = total_refresh;
    else if (!strcasecmp(input, "casesens")) {
	s->scfunc = (void *) case_sens_msg;
	s->execute = FALSE;
    } else if (!strcasecmp(input, "regexp") ||
		!strcasecmp(input, "regex")) {
	s->scfunc = (void *) regexp_msg;
	s->execute = FALSE;
    } else if (!strcasecmp(input, "dontreplace")) {
	s->scfunc = (void *) no_replace_msg;
	s->execute = FALSE;
    } else if (!strcasecmp(input, "gototext")) {
	s->scfunc = (void *) gototext_msg;
	s->execute = FALSE;
    } else if (!strcasecmp(input, "browser") ||
		!strcasecmp(input, "tofiles")) {
	s->scfunc = (void *) to_files_msg;
	s->execute = FALSE;
    } else if (!strcasecmp(input, "dosformat")) {
	s->scfunc = (void *) dos_format_msg;
	s->execute = FALSE;
    } else if (!strcasecmp(input, "macformat")) {
	s->scfunc = (void *) mac_format_msg;
	s->execute = FALSE;
    } else if (!strcasecmp(input, "append")) {
	s->scfunc = (void *) append_msg;
	s->execute = FALSE;
    } else if (!strcasecmp(input, "prepend")) {
	s->scfunc = (void *) prepend_msg;
	s->execute = FALSE;
    } else if (!strcasecmp(input, "backup")) {
	s->scfunc = (void *) backup_file_msg;
	s->execute = FALSE;
#ifdef ENABLE_MULTIBUFFER
    } else if (!strcasecmp(input, "newbuffer")) {
	s->scfunc = (void *) new_buffer_msg;
	s->execute = FALSE;
#endif
    } else if (!strcasecmp(input, "firstfile")) {
	s->scfunc = (void *) first_file_msg;
	s->execute = FALSE;
    } else if (!strcasecmp(input, "lastfile")) {
	s->scfunc = (void *) last_file_msg;
	s->execute = FALSE;
    } else {
	free(s);
	return NULL;
    }

    return s;

}

#ifdef ENABLE_NANORC
/* Same thing as abnove but for the menu */
int strtomenu(char *input)
{
    if (!strcasecmp(input, "all"))
	return MALL;
    else if (!strcasecmp(input, "main"))
	return MMAIN;
    else if (!strcasecmp(input, "search"))
	return MWHEREIS;
    else if (!strcasecmp(input, "replace"))
	return MREPLACE;
    else if (!strcasecmp(input, "replace2") ||
		!strcasecmp(input, "replacewith"))
	return MREPLACE2;
    else if (!strcasecmp(input, "gotoline"))
	return MGOTOLINE;
    else if (!strcasecmp(input, "writeout"))
	return MWRITEFILE;
    else if (!strcasecmp(input, "insert"))
	return MINSERTFILE;
    else if (!strcasecmp(input, "externalcmd") ||
		!strcasecmp(input, "extcmd"))
	return MEXTCMD;
    else if (!strcasecmp(input, "help"))
	return MHELP;
    else if (!strcasecmp(input, "spell"))
	return MSPELL;
    else if (!strcasecmp(input, "browser"))
	return MBROWSER;
    else if (!strcasecmp(input, "whereisfile"))
	return MWHEREISFILE;
    else if (!strcasecmp(input, "gotodir"))
	return MGOTODIR;

    return -1;
}
#endif


#ifdef DEBUG
/* This function is used to gracefully return all the memory we've used.
 * It should be called just before calling exit().  Practically, the
 * only effect is to cause a segmentation fault if the various data
 * structures got bolloxed earlier.  Thus, we don't bother having this
 * function unless debugging is turned on. */
void thanks_for_all_the_fish(void)
{
    delwin(topwin);
    delwin(edit);
    delwin(bottomwin);

#ifndef DISABLE_JUSTIFY
    if (quotestr != NULL)
	free(quotestr);
#ifdef HAVE_REGEX_H
    regfree(&quotereg);
    if (quoteerr != NULL)
	free(quoteerr);
#endif
#endif
#ifndef NANO_TINY
    if (backup_dir != NULL)
        free(backup_dir);
#endif
#ifndef DISABLE_OPERATINGDIR
    if (operating_dir != NULL)
	free(operating_dir);
    if (full_operating_dir != NULL)
	free(full_operating_dir);
#endif
    if (last_search != NULL)
	free(last_search);
    if (last_replace != NULL)
	free(last_replace);
#ifndef DISABLE_SPELLER
    if (alt_speller != NULL)
	free(alt_speller);
#endif
    if (answer != NULL)
	free(answer);
    if (cutbuffer != NULL)
	free_filestruct(cutbuffer);
#ifndef DISABLE_JUSTIFY
    if (jusbuffer != NULL)
	free_filestruct(jusbuffer);
#endif
#ifndef NANO_TINY
    /* Free the memory associated with each toggle. */
    while (toggles != NULL) {
	toggle *t = toggles;

	toggles = toggles->next;
	free(t);
    }
#endif
    /* Free the memory associated with each open file buffer. */
    if (openfile != NULL)
	free_openfilestruct(openfile);
#ifdef ENABLE_COLOR
    if (syntaxstr != NULL)
	free(syntaxstr);
    while (syntaxes != NULL) {
	syntaxtype *bill = syntaxes;

	free(syntaxes->desc);
	while (syntaxes->extensions != NULL) {
	    exttype *bob = syntaxes->extensions;

	    syntaxes->extensions = bob->next;
	    free(bob->ext_regex);
	    if (bob->ext != NULL) {
		regfree(bob->ext);
		free(bob->ext);
	    }
	    free(bob);
	}
	while (syntaxes->color != NULL) {
	    colortype *bob = syntaxes->color;

	    syntaxes->color = bob->next;
	    free(bob->start_regex);
	    if (bob->start != NULL) {
		regfree(bob->start);
		free(bob->start);
	    }
	    if (bob->end_regex != NULL)
		free(bob->end_regex);
	    if (bob->end != NULL) {
		regfree(bob->end);
		free(bob->end);
	    }
	    free(bob);
	}
	syntaxes = syntaxes->next;
	free(bill);
    }
#endif /* ENABLE_COLOR */
#ifndef NANO_TINY
    /* Free the search and replace history lists. */
    if (searchage != NULL)
	free_filestruct(searchage);
    if (replaceage != NULL)
	free_filestruct(replaceage);
#endif
#ifdef ENABLE_NANORC
    if (homedir != NULL)
	free(homedir);
#endif
}
#endif /* DEBUG */