493 lines
15 KiB
C
493 lines
15 KiB
C
/* $Id$ */
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/**************************************************************************
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* nano.h *
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* *
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* Copyright (C) 1999-2004 Chris Allegretta *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2, or (at your option) *
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* any later version. *
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* *
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* This program is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU General Public License for more details. *
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* *
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* You should have received a copy of the GNU General Public License *
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* along with this program; if not, write to the Free Software *
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. *
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* *
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**************************************************************************/
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#ifndef NANO_H
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#define NANO_H 1
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#ifdef __TANDEM
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/* Tandem NonStop Kernel */
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#include <floss.h>
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#define NANO_ROOT_UID 65535
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#else
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#define NANO_ROOT_UID 0
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#endif
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#ifdef HAVE_LIMITS_H
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#include <limits.h>
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#endif
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/* Macros for the flags int... */
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#define SET(bit) flags |= bit
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#define UNSET(bit) flags &= ~bit
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#define ISSET(bit) ((flags & bit) != 0)
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#define TOGGLE(bit) flags ^= bit
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/* Define charalloc as a macro rather than duplicating code */
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#define charalloc(howmuch) (char *)nmalloc((howmuch) * sizeof(char))
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#define charealloc(ptr, howmuch) (char *)nrealloc(ptr, (howmuch) * sizeof(char))
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#define charmove(dest, src, n) memmove(dest, src, (n) * sizeof(char))
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#ifdef BROKEN_REGEXEC
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#define regexec(preg, string, nmatch, pmatch, eflags) regexec_safe(preg, string, nmatch, pmatch, eflags)
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#endif
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#ifndef NANO_SMALL
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/* For the backup file copy ... */
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#define COPYFILEBLOCKSIZE 1024
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#endif
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#ifdef USE_SLANG
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/* Slang support enabled. Work around Slang's not defining KEY_DC or
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* KEY_IC. */
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#include <slcurses.h>
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#define KEY_DC SL_KEY_DELETE
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#define KEY_IC SL_KEY_IC
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#elif defined(HAVE_NCURSES_H)
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#include <ncurses.h>
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#else /* Uh oh. */
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#include <curses.h>
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#endif /* CURSES_H */
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#ifdef ENABLE_NLS
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# ifdef HAVE_LIBINTL_H
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# include <libintl.h>
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# endif
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# define _(string) gettext(string)
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# define P_(singular, plural, number) ngettext(singular, plural, number)
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#else
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# define _(string) (string)
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# define P_(singular, plural, number) (number == 1 ? singular : plural)
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#endif
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#include <sys/types.h>
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#include <sys/stat.h>
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#include "config.h"
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/* If no snprintf()/vsnprintf(), use the versions from glib. */
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#if !defined(HAVE_SNPRINTF) || !defined(HAVE_VSNPRINTF)
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#include <glib.h>
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# ifndef HAVE_SNPRINTF
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# define snprintf g_snprintf
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# endif
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# ifndef HAVE_VSNPRINTF
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# define vsnprintf g_vsnprintf
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# endif
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#endif
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/* If no strcasecmp()/strncasecmp(), use the versions we have. */
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#ifndef HAVE_STRCASECMP
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#define strcasecmp nstricmp
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#endif
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#ifndef HAVE_STRNCASECMP
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#define strncasecmp nstrnicmp
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#endif
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/* Assume ERR is defined as -1. To avoid duplicate case values when
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* some key definitions are missing, we have to set all of these, and
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* all of the special sentinel values below, to different negative
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* values other than -1. */
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/* HP-UX 10 & 11 do not seem to support KEY_HOME and KEY_END. */
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#ifndef KEY_HOME
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#define KEY_HOME -2
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#endif
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#ifndef KEY_END
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#define KEY_END -3
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#endif
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/* Slang and SunOS 5.7-5.9 do not seem to support KEY_RESIZE. */
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#ifndef KEY_RESIZE
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#define KEY_RESIZE -4
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#endif
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/* Slang does not seem to support KEY_SUSPEND, KEY_SLEFT, or
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* KEY_SRIGHT. */
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#ifndef KEY_SUSPEND
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#define KEY_SUSPEND -5
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#endif
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#ifndef KEY_SLEFT
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#define KEY_SLEFT -6
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#endif
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#ifndef KEY_SRIGHT
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#define KEY_SRIGHT -7
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#endif
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#define VERMSG "GNU nano " VERSION
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/* If we aren't using ncurses, turn the mouse support off, as it's
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* ncurses-specific. */
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#ifndef NCURSES_MOUSE_VERSION
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#define DISABLE_MOUSE 1
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#endif
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#if defined(DISABLE_WRAPPING) && defined(DISABLE_JUSTIFY)
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#define DISABLE_WRAPJUSTIFY 1
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#endif
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/* Structure types. */
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typedef struct filestruct {
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char *data;
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struct filestruct *next; /* Next node. */
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struct filestruct *prev; /* Previous node. */
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int lineno; /* The line number. */
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} filestruct;
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#ifdef ENABLE_MULTIBUFFER
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typedef struct openfilestruct {
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char *filename;
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#ifndef NANO_SMALL
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struct stat originalfilestat;
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#endif
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struct openfilestruct *next; /* Next node. */
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struct openfilestruct *prev; /* Previous node. */
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struct filestruct *fileage; /* Current file. */
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struct filestruct *filebot; /* Current file's last line. */
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#ifndef NANO_SMALL
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struct filestruct *file_mark_beginbuf;
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/* Current file's beginning marked
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* line. */
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int file_mark_beginx; /* Current file's beginning marked
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* line's x-coordinate position. */
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#endif
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int file_current_x; /* Current file's x-coordinate
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* position. */
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int file_current_y; /* Current file's y-coordinate
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* position. */
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int file_flags; /* Current file's flags: modification
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* status (and marking status, if
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* available). */
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int file_placewewant; /* Current file's place we want. */
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int file_totlines; /* Current file's total number of
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* lines. */
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long file_totsize; /* Current file's total size. */
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int file_lineno; /* Current file's line number. */
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} openfilestruct;
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#endif
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typedef struct shortcut {
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/* Key values that aren't used should be set to NANO_NO_KEY. */
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int val; /* Special sentinel key or control key we want
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* bound. */
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int metaval; /* Meta key we want bound. */
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int func_key; /* Function key we want bound. */
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int misc; /* Other Meta key we want bound. */
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int viewok; /* Is this function legal in view mode? */
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int (*func) (void); /* Function to call when we catch this key. */
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const char *desc; /* Description, e.g. "Page Up". */
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#ifndef DISABLE_HELP
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const char *help; /* Help file entry text. */
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#endif
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struct shortcut *next;
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} shortcut;
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#ifndef NANO_SMALL
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typedef struct toggle {
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int val; /* Sequence to toggle the key. Should only need
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* one. */
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const char *desc; /* Description for when toggle is, uh, toggled,
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* e.g. "Cut to end"; we'll append Enabled or
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* Disabled. */
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int flag; /* What flag actually gets toggled. */
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struct toggle *next;
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} toggle;
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#endif /* !NANO_SMALL */
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#ifdef ENABLE_NANORC
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typedef struct rcoption {
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const char *name;
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int flag;
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} rcoption;
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#endif /* ENABLE_NANORC */
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#ifdef ENABLE_COLOR
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typedef struct colortype {
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int fg; /* fg color */
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int bg; /* bg color */
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int bright; /* Is this color A_BOLD? */
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int pairnum; /* Color pair number used for this fg/bg */
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regex_t start; /* Start (or all) of the regex string */
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regex_t *end; /* End of the regex string */
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struct colortype *next;
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} colortype;
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typedef struct exttype {
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regex_t val; /* The extensions that match this syntax. */
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struct exttype *next;
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} exttype;
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typedef struct syntaxtype {
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char *desc; /* Name of this syntax type */
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exttype *extensions; /* List of extensions that this applies to */
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colortype *color; /* color struct for this syntax */
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struct syntaxtype *next;
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} syntaxtype;
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#endif /* ENABLE_COLOR */
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#ifndef NANO_SMALL
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typedef struct historytype {
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struct historytype *next;
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struct historytype *prev;
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char *data;
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} historytype;
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typedef struct historyheadtype {
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struct historytype *next; /* Keep *next and *prev members
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* together. */
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struct historytype *prev; /* And in same order as in
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* historytype. */
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struct historytype *tail;
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struct historytype *current;
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int count;
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int len;
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} historyheadtype;
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#endif /* !NANO_SMALL */
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/* Bitwise flags so we can save space (or more correctly, not waste
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* it). */
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#define MODIFIED (1<<0)
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#define KEEP_CUTBUFFER (1<<1)
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#define CASE_SENSITIVE (1<<2)
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#define MARK_ISSET (1<<3)
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#define CONSTUPDATE (1<<4)
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#define NO_HELP (1<<5)
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#define NOFOLLOW_SYMLINKS (1<<6)
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#define SUSPEND (1<<7)
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#define NO_WRAP (1<<8)
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#define AUTOINDENT (1<<9)
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#define VIEW_MODE (1<<10)
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#define USE_MOUSE (1<<11)
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#define USE_REGEXP (1<<12)
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#define REGEXP_COMPILED (1<<13)
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#define TEMP_OPT (1<<14)
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#define CUT_TO_END (1<<15)
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#define REVERSE_SEARCH (1<<16)
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#define MULTIBUFFER (1<<17)
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#define DOS_FILE (1<<18)
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#define MAC_FILE (1<<19)
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#define SMOOTHSCROLL (1<<20)
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#define DISABLE_CURPOS (1<<21) /* Damn, we still need it. */
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#define REBIND_DELETE (1<<22)
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#define NO_CONVERT (1<<23)
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#define BACKUP_FILE (1<<24)
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#define NO_RCFILE (1<<25)
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#define COLOR_SYNTAX (1<<26)
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#define PRESERVE (1<<27)
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#define HISTORY_CHANGED (1<<28)
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#define HISTORYLOG (1<<29)
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#define JUSTIFY_MODE (1<<30)
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/* Control key sequences, changing these would be very very bad. */
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#define NANO_CONTROL_SPACE 0
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#define NANO_CONTROL_A 1
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#define NANO_CONTROL_B 2
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#define NANO_CONTROL_C 3
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#define NANO_CONTROL_D 4
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#define NANO_CONTROL_E 5
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#define NANO_CONTROL_F 6
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#define NANO_CONTROL_G 7
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#define NANO_CONTROL_H 8
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#define NANO_CONTROL_I 9
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#define NANO_CONTROL_J 10
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#define NANO_CONTROL_K 11
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#define NANO_CONTROL_L 12
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#define NANO_CONTROL_M 13
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#define NANO_CONTROL_N 14
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#define NANO_CONTROL_O 15
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#define NANO_CONTROL_P 16
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#define NANO_CONTROL_Q 17
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#define NANO_CONTROL_R 18
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#define NANO_CONTROL_S 19
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#define NANO_CONTROL_T 20
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#define NANO_CONTROL_U 21
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#define NANO_CONTROL_V 22
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#define NANO_CONTROL_W 23
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#define NANO_CONTROL_X 24
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#define NANO_CONTROL_Y 25
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#define NANO_CONTROL_Z 26
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#define NANO_CONTROL_3 27
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#define NANO_CONTROL_4 28
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#define NANO_CONTROL_5 29
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#define NANO_CONTROL_6 30
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#define NANO_CONTROL_7 31
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#define NANO_CONTROL_8 127
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#define NANO_ALT_A 'a'
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#define NANO_ALT_B 'b'
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#define NANO_ALT_C 'c'
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#define NANO_ALT_D 'd'
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#define NANO_ALT_E 'e'
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#define NANO_ALT_F 'f'
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#define NANO_ALT_G 'g'
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#define NANO_ALT_H 'h'
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#define NANO_ALT_I 'i'
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#define NANO_ALT_J 'j'
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#define NANO_ALT_K 'k'
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#define NANO_ALT_L 'l'
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#define NANO_ALT_M 'm'
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#define NANO_ALT_N 'n'
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#define NANO_ALT_O 'o'
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#define NANO_ALT_P 'p'
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#define NANO_ALT_Q 'q'
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#define NANO_ALT_R 'r'
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#define NANO_ALT_S 's'
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#define NANO_ALT_T 't'
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#define NANO_ALT_U 'u'
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#define NANO_ALT_V 'v'
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#define NANO_ALT_W 'w'
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#define NANO_ALT_X 'x'
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#define NANO_ALT_Y 'y'
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#define NANO_ALT_Z 'z'
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#define NANO_ALT_PERIOD '.'
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#define NANO_ALT_COMMA ','
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#define NANO_ALT_LCARAT '<'
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#define NANO_ALT_RCARAT '>'
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#define NANO_ALT_RBRACKET ']'
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#define NANO_ALT_SPACE ' '
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/* Some semi-changeable keybindings; don't play with these unless you're
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* sure you know what you're doing. */
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/* No key at all. */
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#define NANO_NO_KEY -8
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/* Special sentinel key used for search string history. */
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#define NANO_HISTORY_KEY -9
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/* Normal keys. */
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#define NANO_INSERTFILE_KEY NANO_CONTROL_R
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#define NANO_INSERTFILE_FKEY KEY_F(5)
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#define NANO_EXIT_KEY NANO_CONTROL_X
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#define NANO_EXIT_FKEY KEY_F(2)
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#define NANO_WRITEOUT_KEY NANO_CONTROL_O
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#define NANO_WRITEOUT_FKEY KEY_F(3)
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#define NANO_GOTO_KEY NANO_CONTROL_7
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#define NANO_GOTO_FKEY KEY_F(13)
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#define NANO_ALT_GOTO_KEY NANO_ALT_G
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#define NANO_HELP_KEY NANO_CONTROL_G
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#define NANO_HELP_FKEY KEY_F(1)
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#define NANO_WHEREIS_KEY NANO_CONTROL_W
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#define NANO_WHEREIS_FKEY KEY_F(6)
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#define NANO_WHEREIS_NEXT_KEY NANO_ALT_W
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#define NANO_REPLACE_KEY NANO_CONTROL_4
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#define NANO_REPLACE_FKEY KEY_F(14)
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#define NANO_ALT_REPLACE_KEY NANO_ALT_R
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#define NANO_OTHERSEARCH_KEY NANO_CONTROL_R
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#define NANO_PREVPAGE_KEY NANO_CONTROL_Y
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#define NANO_PREVPAGE_FKEY KEY_F(7)
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#define NANO_NEXTPAGE_KEY NANO_CONTROL_V
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#define NANO_NEXTPAGE_FKEY KEY_F(8)
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#define NANO_CUT_KEY NANO_CONTROL_K
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#define NANO_CUT_FKEY KEY_F(9)
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#define NANO_UNCUT_KEY NANO_CONTROL_U
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#define NANO_UNCUT_FKEY KEY_F(10)
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#define NANO_CURSORPOS_KEY NANO_CONTROL_C
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#define NANO_CURSORPOS_FKEY KEY_F(11)
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#define NANO_SPELL_KEY NANO_CONTROL_T
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#define NANO_SPELL_FKEY KEY_F(12)
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#define NANO_FIRSTLINE_KEY NANO_PREVPAGE_KEY
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#define NANO_LASTLINE_KEY NANO_NEXTPAGE_KEY
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#define NANO_CANCEL_KEY NANO_CONTROL_C
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#define NANO_REFRESH_KEY NANO_CONTROL_L
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#define NANO_JUSTIFY_KEY NANO_CONTROL_J
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#define NANO_JUSTIFY_FKEY KEY_F(4)
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#define NANO_UNJUSTIFY_KEY NANO_UNCUT_KEY /* Same key as uncut. */
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#define NANO_UNJUSTIFY_FKEY NANO_UNCUT_FKEY /* Same key as uncut. */
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#define NANO_PREVLINE_KEY NANO_CONTROL_P
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#define NANO_NEXTLINE_KEY NANO_CONTROL_N
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#define NANO_FORWARD_KEY NANO_CONTROL_F
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#define NANO_BACK_KEY NANO_CONTROL_B
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#define NANO_MARK_KEY NANO_CONTROL_6
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#define NANO_ALT_MARK_KEY NANO_ALT_A
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#define NANO_HOME_KEY NANO_CONTROL_A
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#define NANO_END_KEY NANO_CONTROL_E
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#define NANO_DELETE_KEY NANO_CONTROL_D
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#define NANO_BACKSPACE_KEY NANO_CONTROL_H
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#define NANO_TAB_KEY NANO_CONTROL_I
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#define NANO_SUSPEND_KEY NANO_CONTROL_Z
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#define NANO_ENTER_KEY NANO_CONTROL_M
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#define NANO_FROMSEARCHTOGOTO_KEY NANO_CONTROL_T
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#define NANO_TOFILES_KEY NANO_CONTROL_T
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#define NANO_APPEND_KEY NANO_ALT_A
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#define NANO_PREPEND_KEY NANO_ALT_P
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#define NANO_OPENPREV_KEY NANO_ALT_LCARAT
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#define NANO_OPENNEXT_KEY NANO_ALT_RCARAT
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#define NANO_OPENPREV_ALTKEY NANO_ALT_COMMA
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#define NANO_OPENNEXT_ALTKEY NANO_ALT_PERIOD
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#define NANO_BRACKET_KEY NANO_ALT_RBRACKET
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#define NANO_EXTCMD_KEY NANO_CONTROL_X
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#define NANO_NEXTWORD_KEY NANO_CONTROL_SPACE
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#define NANO_PREVWORD_KEY NANO_ALT_SPACE
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#define NANO_PARABEGIN_KEY NANO_CONTROL_W
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#define NANO_PARABEGIN_ALTKEY NANO_ALT_P
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#define NANO_PARAEND_KEY NANO_CONTROL_O
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#define NANO_PARAEND_ALTKEY NANO_ALT_N
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#define NANO_VERBATIM_KEY NANO_ALT_V
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#ifndef NANO_SMALL
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/* Toggles do not exist with NANO_SMALL. */
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#define TOGGLE_CONST_KEY NANO_ALT_C
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#define TOGGLE_AUTOINDENT_KEY NANO_ALT_I
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#define TOGGLE_SUSPEND_KEY NANO_ALT_Z
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#define TOGGLE_NOHELP_KEY NANO_ALT_X
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#define TOGGLE_MOUSE_KEY NANO_ALT_M
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#define TOGGLE_CUTTOEND_KEY NANO_ALT_K
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#define TOGGLE_REGEXP_KEY NANO_ALT_R
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#define TOGGLE_WRAP_KEY NANO_ALT_L
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#define TOGGLE_BACKWARDS_KEY NANO_ALT_B
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|
#define TOGGLE_CASE_KEY NANO_ALT_C
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|
#define TOGGLE_MULTIBUFFER_KEY NANO_ALT_F
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|
#define TOGGLE_DOS_KEY NANO_ALT_D
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|
#define TOGGLE_MAC_KEY NANO_ALT_O
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|
#define TOGGLE_SMOOTH_KEY NANO_ALT_S
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|
#define TOGGLE_NOCONVERT_KEY NANO_ALT_N
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|
#define TOGGLE_BACKUP_KEY NANO_ALT_B
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|
#define TOGGLE_SYNTAX_KEY NANO_ALT_Y
|
|
#endif /* !NANO_SMALL */
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|
|
|
#define MAIN_VISIBLE 12
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|
|
|
#define VIEW 1
|
|
#define NOVIEW 0
|
|
|
|
typedef enum {
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|
TOP, CENTER, NONE
|
|
} topmidnone;
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|
|
|
/* Minimum editor window rows required for nano to work correctly. */
|
|
#define MIN_EDITOR_ROWS 3
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|
|
|
/* Minimum editor window cols required for nano to work correctly. */
|
|
#define MIN_EDITOR_COLS 10
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|
|
|
/* Default number of characters from end-of-line where text wrapping
|
|
* occurs. */
|
|
#define CHARS_FROM_EOL 8
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|
|
|
/* Maximum number of search history strings saved, same value used for
|
|
* replace history. */
|
|
#define MAX_SEARCH_HISTORY 100
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|
|
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#endif /* !NANO_H */
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