mirror of
git://git.sv.gnu.org/nano.git
synced 2024-12-28 05:09:49 +03:00
f3de8b552e
git-svn-id: svn://svn.savannah.gnu.org/nano/trunk/nano@1366 35c25a1d-7b9e-4130-9fde-d3aeb78583b8
432 lines
13 KiB
C
432 lines
13 KiB
C
/* $Id$ */
|
|
/**************************************************************************
|
|
* nano.h *
|
|
* *
|
|
* Copyright (C) 1999-2003 Chris Allegretta *
|
|
* 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 2, 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., 675 Mass Ave, Cambridge, MA 02139, USA. *
|
|
* *
|
|
**************************************************************************/
|
|
|
|
#ifdef HAVE_LIMITS_H
|
|
#include <limits.h>
|
|
#endif
|
|
|
|
#ifndef NANO_H
|
|
#define NANO_H 1
|
|
|
|
/* Macros for the flags int... */
|
|
#define SET(bit) flags |= bit
|
|
#define UNSET(bit) flags &= ~bit
|
|
#define ISSET(bit) (flags & bit)
|
|
#define TOGGLE(bit) flags ^= bit
|
|
|
|
/* Define charalloc as a macro rather than duplicating code */
|
|
#define charalloc(howmuch) (char *)nmalloc((howmuch) * sizeof(char))
|
|
|
|
#ifndef NANO_SMALL
|
|
/* For the backup file copy ... */
|
|
# define COPYFILEBLOCKSIZE 1024
|
|
#endif
|
|
|
|
#ifdef USE_SLANG /* Slang support enabled */
|
|
#include <slcurses.h>
|
|
#define KEY_IC SL_KEY_IC
|
|
#define KEY_DC SL_KEY_DELETE
|
|
#elif defined(HAVE_NCURSES_H)
|
|
#include <ncurses.h>
|
|
#else /* Uh oh */
|
|
#include <curses.h>
|
|
#endif /* CURSES_H */
|
|
|
|
#ifdef ENABLE_NLS
|
|
# ifdef HAVE_LIBINTL_H
|
|
# include <libintl.h>
|
|
# endif
|
|
# define _(string) gettext(string)
|
|
# define __(singular, plural, number) ngettext(singular, plural, number)
|
|
#else
|
|
# define _(string) (string)
|
|
# define __(singular, plural, number) (number == 1 ? singular : plural)
|
|
#endif
|
|
|
|
#include <sys/types.h>
|
|
#include <sys/stat.h>
|
|
#include "config.h"
|
|
|
|
#if !defined(HAVE_SNPRINTF) || !defined(HAVE_VSNPRINTF)
|
|
#include <glib.h>
|
|
# ifndef HAVE_SNPRINTF
|
|
# define snprintf g_snprintf
|
|
# endif
|
|
# ifndef HAVE_VSNPRINTF
|
|
# define vsnprintf g_vsnprintf
|
|
# endif
|
|
#endif
|
|
|
|
#if !defined(HAVE_STRCASECMP) || !defined(HAVE_STRNCASECMP)
|
|
# ifndef HAVE_STRCASECMP
|
|
# define strcasecmp strcmp
|
|
# endif
|
|
# ifndef HAVE_STRNCASECMP
|
|
# define strncasecmp strncmp
|
|
# endif
|
|
#endif
|
|
|
|
/* HP-UX 10 & 11 do not seem to support KEY_HOME and KEY_END */
|
|
#ifndef KEY_HOME
|
|
#define KEY_HOME -1
|
|
#endif /* KEY_HOME */
|
|
|
|
#ifndef KEY_END
|
|
#define KEY_END -1
|
|
#endif /* KEY_END */
|
|
|
|
/* Snatch these out of the ncurses defs, so we can use them in search
|
|
history regardless of whether we're using ncurses or not */
|
|
#if !defined(KEY_UP) || !defined(KEY_DOWN)
|
|
#define KEY_UP 0403
|
|
#define KEY_DOWN 0402
|
|
#endif /* !KEY_UP || !KEY_DOWN */
|
|
|
|
#define VERMSG "GNU nano " VERSION
|
|
|
|
#if defined(DISABLE_WRAPPING) && defined(DISABLE_JUSTIFY)
|
|
#define DISABLE_WRAPJUSTIFY 1
|
|
#endif
|
|
|
|
/* Structure types */
|
|
typedef struct filestruct {
|
|
char *data;
|
|
struct filestruct *next; /* Next node */
|
|
struct filestruct *prev; /* Previous node */
|
|
int lineno; /* The line number */
|
|
} filestruct;
|
|
|
|
#ifdef ENABLE_MULTIBUFFER
|
|
typedef struct openfilestruct {
|
|
char *filename;
|
|
#ifndef NANO_SMALL
|
|
struct stat originalfilestat;
|
|
#endif
|
|
struct openfilestruct *next; /* Next node */
|
|
struct openfilestruct *prev; /* Previous node */
|
|
struct filestruct *fileage; /* Current file */
|
|
struct filestruct *filebot; /* Current file's last line */
|
|
#ifndef NANO_SMALL
|
|
struct filestruct *file_mark_beginbuf;
|
|
/* Current file's beginning marked line */
|
|
int file_mark_beginx; /* Current file's beginning marked line's
|
|
x-coordinate position */
|
|
#endif
|
|
int file_current_x; /* Current file's x-coordinate position */
|
|
int file_current_y; /* Current file's y-coordinate position */
|
|
int file_flags; /* Current file's flags: modification
|
|
status (and marking status, if
|
|
available) */
|
|
int file_placewewant; /* Current file's place we want */
|
|
int file_totlines; /* Current file's total number of lines */
|
|
long file_totsize; /* Current file's total size */
|
|
int file_lineno; /* Current file's line number */
|
|
} openfilestruct;
|
|
#endif
|
|
|
|
typedef struct shortcut {
|
|
int val; /* Actual sequence that generates the keystroke */
|
|
int altval; /* Alt key # for this function, or 0 for none */
|
|
int misc1; /* Other int functions we want bound */
|
|
int misc2;
|
|
int viewok; /* is this function legal in view mode? */
|
|
int (*func) (void); /* Function to call when we catch this key */
|
|
const char *desc; /* Description, e.g. "Page Up" */
|
|
#ifndef DISABLE_HELP
|
|
const char *help; /* Help file entry text */
|
|
#endif
|
|
struct shortcut *next;
|
|
} shortcut;
|
|
|
|
#ifndef NANO_SMALL
|
|
typedef struct toggle {
|
|
int val; /* Sequence to toggle the key. Should only need 1 */
|
|
const char *desc; /* Description for when toggle is, uh, toggled,
|
|
e.g. "Pico Messages"; we'll append Enabled or
|
|
Disabled */
|
|
int flag; /* What flag actually gets toggled */
|
|
struct toggle *next;
|
|
} toggle;
|
|
#endif /* !NANO_SMALL */
|
|
|
|
#ifdef ENABLE_NANORC
|
|
typedef struct rcoption {
|
|
const char *name;
|
|
int flag;
|
|
} rcoption;
|
|
#endif /* ENABLE_NANORC */
|
|
|
|
#ifdef ENABLE_COLOR
|
|
|
|
typedef struct colortype {
|
|
int fg; /* fg color */
|
|
int bg; /* bg color */
|
|
int bright; /* Is this color A_BOLD? */
|
|
int pairnum; /* Color pair number used for this fg/bg */
|
|
char *start; /* Start (or all) of the regex string */
|
|
char *end; /* End of the regex string */
|
|
struct colortype *next;
|
|
} colortype;
|
|
|
|
typedef struct exttype {
|
|
char *val;
|
|
struct exttype *next;
|
|
} exttype;
|
|
|
|
typedef struct syntaxtype {
|
|
char *desc; /* Name of this syntax type */
|
|
exttype *extensions; /* List of extensions that this applies to */
|
|
colortype *color; /* color struct for this syntax */
|
|
struct syntaxtype *next;
|
|
} syntaxtype;
|
|
|
|
#endif /* ENABLE_COLOR */
|
|
|
|
#ifndef NANO_SMALL
|
|
typedef struct historytype {
|
|
struct historytype *next;
|
|
struct historytype *prev;
|
|
char *data;
|
|
} historytype;
|
|
typedef struct historyheadtype {
|
|
struct historytype *next; /* keep *next and *prev members together */
|
|
struct historytype *prev; /* and in same order as in historytype */
|
|
struct historytype *tail;
|
|
struct historytype *current;
|
|
int count;
|
|
int len;
|
|
} historyheadtype;
|
|
#endif /* !NANO_SMALL */
|
|
|
|
/* Bitwise flags so we can save space (or more correctly, not waste it) */
|
|
|
|
#define MODIFIED (1<<0)
|
|
#define KEEP_CUTBUFFER (1<<1)
|
|
#define CASE_SENSITIVE (1<<2)
|
|
#define MARK_ISSET (1<<3)
|
|
#define CONSTUPDATE (1<<4)
|
|
#define NO_HELP (1<<5)
|
|
#define NOFOLLOW_SYMLINKS (1<<6)
|
|
#define SUSPEND (1<<7)
|
|
#define NO_WRAP (1<<8)
|
|
#define AUTOINDENT (1<<9)
|
|
#define SAMELINEWRAP (1<<10)
|
|
#define VIEW_MODE (1<<11)
|
|
#define USE_MOUSE (1<<12)
|
|
#define USE_REGEXP (1<<13)
|
|
#define REGEXP_COMPILED (1<<14)
|
|
#define TEMP_OPT (1<<15)
|
|
#define CUT_TO_END (1<<16)
|
|
#define REVERSE_SEARCH (1<<17)
|
|
#define MULTIBUFFER (1<<18)
|
|
#define DOS_FILE (1<<19)
|
|
#define MAC_FILE (1<<20)
|
|
#define SMOOTHSCROLL (1<<21)
|
|
#define DISABLE_CURPOS (1<<22) /* Damn, we still need it */
|
|
#define ALT_KEYPAD (1<<23)
|
|
#define NO_CONVERT (1<<24)
|
|
#define BACKUP_FILE (1<<25)
|
|
#define NO_RCFILE (1<<26)
|
|
#define COLOR_SYNTAX (1<<27)
|
|
#define PRESERVE (1<<28)
|
|
#define HISTORY_CHANGED (1<<29)
|
|
#define HISTORYLOG (1<<30)
|
|
|
|
/* Control key sequences, changing these would be very very bad */
|
|
|
|
#define NANO_CONTROL_SPACE 0
|
|
#define NANO_CONTROL_A 1
|
|
#define NANO_CONTROL_B 2
|
|
#define NANO_CONTROL_C 3
|
|
#define NANO_CONTROL_D 4
|
|
#define NANO_CONTROL_E 5
|
|
#define NANO_CONTROL_F 6
|
|
#define NANO_CONTROL_G 7
|
|
#define NANO_CONTROL_H 8
|
|
#define NANO_CONTROL_I 9
|
|
#define NANO_CONTROL_J 10
|
|
#define NANO_CONTROL_K 11
|
|
#define NANO_CONTROL_L 12
|
|
#define NANO_CONTROL_M 13
|
|
#define NANO_CONTROL_N 14
|
|
#define NANO_CONTROL_O 15
|
|
#define NANO_CONTROL_P 16
|
|
#define NANO_CONTROL_Q 17
|
|
#define NANO_CONTROL_R 18
|
|
#define NANO_CONTROL_S 19
|
|
#define NANO_CONTROL_T 20
|
|
#define NANO_CONTROL_U 21
|
|
#define NANO_CONTROL_V 22
|
|
#define NANO_CONTROL_W 23
|
|
#define NANO_CONTROL_X 24
|
|
#define NANO_CONTROL_Y 25
|
|
#define NANO_CONTROL_Z 26
|
|
|
|
#define NANO_CONTROL_4 28
|
|
#define NANO_CONTROL_5 29
|
|
#define NANO_CONTROL_6 30
|
|
#define NANO_CONTROL_7 31
|
|
|
|
#define NANO_ALT_A 'a'
|
|
#define NANO_ALT_B 'b'
|
|
#define NANO_ALT_C 'c'
|
|
#define NANO_ALT_D 'd'
|
|
#define NANO_ALT_E 'e'
|
|
#define NANO_ALT_F 'f'
|
|
#define NANO_ALT_G 'g'
|
|
#define NANO_ALT_H 'h'
|
|
#define NANO_ALT_I 'i'
|
|
#define NANO_ALT_J 'j'
|
|
#define NANO_ALT_K 'k'
|
|
#define NANO_ALT_L 'l'
|
|
#define NANO_ALT_M 'm'
|
|
#define NANO_ALT_N 'n'
|
|
#define NANO_ALT_O 'o'
|
|
#define NANO_ALT_P 'p'
|
|
#define NANO_ALT_Q 'q'
|
|
#define NANO_ALT_R 'r'
|
|
#define NANO_ALT_S 's'
|
|
#define NANO_ALT_T 't'
|
|
#define NANO_ALT_U 'u'
|
|
#define NANO_ALT_V 'v'
|
|
#define NANO_ALT_W 'w'
|
|
#define NANO_ALT_X 'x'
|
|
#define NANO_ALT_Y 'y'
|
|
#define NANO_ALT_Z 'z'
|
|
#define NANO_ALT_PERIOD '.'
|
|
#define NANO_ALT_COMMA ','
|
|
#define NANO_ALT_LCARAT '<'
|
|
#define NANO_ALT_RCARAT '>'
|
|
#define NANO_ALT_BRACKET ']'
|
|
#define NANO_ALT_SPACE ' '
|
|
|
|
/* Some semi-changeable keybindings; don't play with unless you're sure you
|
|
know what you're doing */
|
|
|
|
#define NANO_INSERTFILE_KEY NANO_CONTROL_R
|
|
#define NANO_INSERTFILE_FKEY KEY_F(5)
|
|
#define NANO_EXIT_KEY NANO_CONTROL_X
|
|
#define NANO_EXIT_FKEY KEY_F(2)
|
|
#define NANO_WRITEOUT_KEY NANO_CONTROL_O
|
|
#define NANO_WRITEOUT_FKEY KEY_F(3)
|
|
#define NANO_GOTO_KEY NANO_CONTROL_7
|
|
#define NANO_GOTO_FKEY KEY_F(13)
|
|
#define NANO_ALT_GOTO_KEY NANO_ALT_G
|
|
#define NANO_HELP_KEY NANO_CONTROL_G
|
|
#define NANO_HELP_FKEY KEY_F(1)
|
|
#define NANO_WHEREIS_KEY NANO_CONTROL_W
|
|
#define NANO_WHEREIS_FKEY KEY_F(6)
|
|
#define NANO_REPLACE_KEY NANO_CONTROL_4
|
|
#define NANO_REPLACE_FKEY KEY_F(14)
|
|
#define NANO_ALT_REPLACE_KEY NANO_ALT_R
|
|
#define NANO_OTHERSEARCH_KEY NANO_CONTROL_R
|
|
#define NANO_PREVPAGE_KEY NANO_CONTROL_Y
|
|
#define NANO_PREVPAGE_FKEY KEY_F(7)
|
|
#define NANO_NEXTPAGE_KEY NANO_CONTROL_V
|
|
#define NANO_NEXTPAGE_FKEY KEY_F(8)
|
|
#define NANO_CUT_KEY NANO_CONTROL_K
|
|
#define NANO_CUT_FKEY KEY_F(9)
|
|
#define NANO_UNCUT_KEY NANO_CONTROL_U
|
|
#define NANO_UNCUT_FKEY KEY_F(10)
|
|
#define NANO_CURSORPOS_KEY NANO_CONTROL_C
|
|
#define NANO_CURSORPOS_FKEY KEY_F(11)
|
|
#define NANO_SPELL_KEY NANO_CONTROL_T
|
|
#define NANO_SPELL_FKEY KEY_F(12)
|
|
#define NANO_FIRSTLINE_KEY NANO_PREVPAGE_KEY
|
|
#define NANO_LASTLINE_KEY NANO_NEXTPAGE_KEY
|
|
#define NANO_CANCEL_KEY NANO_CONTROL_C
|
|
#define NANO_REFRESH_KEY NANO_CONTROL_L
|
|
#define NANO_JUSTIFY_KEY NANO_CONTROL_J
|
|
#define NANO_JUSTIFY_FKEY KEY_F(4)
|
|
#define NANO_UNJUSTIFY_KEY NANO_CONTROL_U
|
|
#define NANO_UP_KEY NANO_CONTROL_P
|
|
#define NANO_DOWN_KEY NANO_CONTROL_N
|
|
#define NANO_FORWARD_KEY NANO_CONTROL_F
|
|
#define NANO_BACK_KEY NANO_CONTROL_B
|
|
#define NANO_MARK_KEY NANO_CONTROL_6
|
|
#define NANO_ALT_MARK_KEY NANO_ALT_A
|
|
#define NANO_HOME_KEY NANO_CONTROL_A
|
|
#define NANO_END_KEY NANO_CONTROL_E
|
|
#define NANO_DELETE_KEY NANO_CONTROL_D
|
|
#define NANO_BACKSPACE_KEY NANO_CONTROL_H
|
|
#define NANO_TAB_KEY NANO_CONTROL_I
|
|
#define NANO_SUSPEND_KEY NANO_CONTROL_Z
|
|
#define NANO_ENTER_KEY NANO_CONTROL_M
|
|
#define NANO_FROMSEARCHTOGOTO_KEY NANO_CONTROL_T
|
|
#define NANO_TOFILES_KEY NANO_CONTROL_T
|
|
#define NANO_APPEND_KEY NANO_ALT_A
|
|
#define NANO_PREPEND_KEY NANO_ALT_P
|
|
#define NANO_OPENPREV_KEY NANO_ALT_LCARAT
|
|
#define NANO_OPENNEXT_KEY NANO_ALT_RCARAT
|
|
#define NANO_OPENPREV_ALTKEY NANO_ALT_COMMA
|
|
#define NANO_OPENNEXT_ALTKEY NANO_ALT_PERIOD
|
|
#define NANO_BRACKET_KEY NANO_ALT_BRACKET
|
|
#define NANO_EXTCMD_KEY NANO_CONTROL_X
|
|
#define NANO_NEXTWORD_KEY NANO_CONTROL_SPACE
|
|
#define NANO_PREVWORD_KEY NANO_ALT_SPACE
|
|
|
|
#ifndef NANO_SMALL
|
|
/* Toggles do not exist with NANO_SMALL. */
|
|
#define TOGGLE_CONST_KEY NANO_ALT_C
|
|
#define TOGGLE_AUTOINDENT_KEY NANO_ALT_I
|
|
#define TOGGLE_SUSPEND_KEY NANO_ALT_Z
|
|
#define TOGGLE_NOHELP_KEY NANO_ALT_X
|
|
#define TOGGLE_MOUSE_KEY NANO_ALT_M
|
|
#define TOGGLE_CUTTOEND_KEY NANO_ALT_K
|
|
#define TOGGLE_REGEXP_KEY NANO_ALT_R
|
|
#define TOGGLE_WRAP_KEY NANO_ALT_W
|
|
#define TOGGLE_BACKWARDS_KEY NANO_ALT_B
|
|
#define TOGGLE_CASE_KEY NANO_ALT_C
|
|
#define TOGGLE_LOAD_KEY NANO_ALT_F
|
|
#define TOGGLE_DOS_KEY NANO_ALT_D
|
|
#define TOGGLE_MAC_KEY NANO_ALT_O
|
|
#define TOGGLE_SMOOTH_KEY NANO_ALT_S
|
|
#define TOGGLE_NOCONVERT_KEY NANO_ALT_N
|
|
#define TOGGLE_BACKUP_KEY NANO_ALT_B
|
|
#define TOGGLE_SYNTAX_KEY NANO_ALT_Y
|
|
#endif /* !NANO_SMALL */
|
|
|
|
#define MAIN_VISIBLE 12
|
|
|
|
#define VIEW 1
|
|
#define NOVIEW 0
|
|
|
|
typedef enum {
|
|
CENTER, TOP, NONE
|
|
} topmidbotnone;
|
|
|
|
/* Minimum editor window rows required for nano to work correctly */
|
|
#define MIN_EDITOR_ROWS 3
|
|
|
|
/* Default number of characters from end-of-line where text wrapping
|
|
occurs */
|
|
#define CHARS_FROM_EOL 8
|
|
|
|
/* Minimum fill length (space available for text before wrapping
|
|
occurs) */
|
|
#define MIN_FILL_LENGTH 10
|
|
|
|
/* Maximum number of search history strings saved, same value used for
|
|
replace history */
|
|
#define MAX_SEARCH_HISTORY 100
|
|
|
|
#endif /* !NANO_H */
|