1993-03-21 12:45:37 +03:00
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/* vi.h */
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/* Author:
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* Steve Kirkendall
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* 14407 SW Teal Blvd. #C
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* Beaverton, OR 97005
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* kirkenda@cs.pdx.edu
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*/
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1993-04-08 06:22:57 +04:00
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#define VERSION "ELVIS 1.7, by Steve Kirkendall (30 December 1992)"
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1993-03-21 12:45:37 +03:00
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#define COPYING "This version of ELVIS is freely redistributable."
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#include <errno.h>
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1993-04-08 06:22:57 +04:00
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#if TOS
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# ifndef __GNUC__
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# define ENOENT (-AEFILNF)
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# endif
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1993-03-21 12:45:37 +03:00
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#endif
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#if TOS || VMS
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# include <types.h>
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# define O_RDONLY 0
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# define O_WRONLY 1
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# define O_RDWR 2
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# ifdef __GNUC__
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# define S_IJDIR S_IFDIR
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# endif
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#else
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# if OSK
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# include <modes.h>
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# define O_RDONLY S_IREAD
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# define O_WRONLY S_IWRITE
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# define O_RDWR (S_IREAD | S_IWRITE)
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# define ENOENT E_PNNF
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# define sprintf Sprintf
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# else
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1993-04-08 06:22:57 +04:00
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# if !AMIGA
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# include <sys/types.h>
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# endif
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# if COH_286
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1993-03-21 12:45:37 +03:00
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# include <sys/fcntl.h>
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# else
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# include <fcntl.h>
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# endif
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# endif
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#endif
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#ifndef O_BINARY
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# define O_BINARY 0
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#endif
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#include "curses.h"
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#include <signal.h>
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1993-04-08 06:22:57 +04:00
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#ifdef __STDC__
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# include <stdio.h> /* for [v]sprintf prototype */
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# include <string.h> /* for str* prototypes */
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# include <stdlib.h> /* for atoi, system, malloc, free */
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# include <stdarg.h> /* for vararg definitions */
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# if ANY_UNIX
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# include <unistd.h> /* for read, write, ... prototypes */
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# include <sys/wait.h> /* for wait prototype */
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# endif
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#endif
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1993-03-21 12:45:37 +03:00
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/*------------------------------------------------------------------------*/
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/* Miscellaneous constants. */
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#define INFINITY 2000000001L /* a very large integer */
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#define LONGKEY 10 /* longest possible raw :map key */
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#ifndef MAXRCLEN
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# define MAXRCLEN 1000 /* longest possible :@ command */
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#endif
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/*------------------------------------------------------------------------*/
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/* These describe how temporary files are divided into blocks */
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#define MAXBLKS (BLKSIZE / sizeof(unsigned short))
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typedef union
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{
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char c[BLKSIZE]; /* for text blocks */
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unsigned short n[MAXBLKS]; /* for the header block */
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}
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BLK;
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/*------------------------------------------------------------------------*/
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/* These are used manipulate BLK buffers. */
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extern BLK hdr; /* buffer for the header block */
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1993-04-08 06:22:57 +04:00
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extern BLK *blkget P_((int)); /* given index into hdr.c[], reads block */
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extern BLK *blkadd P_((int)); /* inserts a new block into hdr.c[] */
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1993-03-21 12:45:37 +03:00
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/*------------------------------------------------------------------------*/
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/* These are used to keep track of various flags */
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extern struct _viflags
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{
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short file; /* file flags */
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}
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viflags;
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/* file flags */
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#define NEWFILE 0x0001 /* the file was just created */
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#define READONLY 0x0002 /* the file is read-only */
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#define HADNUL 0x0004 /* the file contained NUL characters */
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#define MODIFIED 0x0008 /* the file has been modified, but not saved */
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#define NOFILE 0x0010 /* no name is known for the current text */
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#define ADDEDNL 0x0020 /* newlines were added to the file */
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#define HADBS 0x0040 /* backspace chars were lost from the file */
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#define UNDOABLE 0x0080 /* file has been modified */
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#define NOTEDITED 0x0100 /* the :file command has been used */
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/* macros used to set/clear/test flags */
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#define setflag(x,y) viflags.x |= y
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#define clrflag(x,y) viflags.x &= ~y
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#define tstflag(x,y) (viflags.x & y)
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#define initflags() viflags.file = 0;
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/* The options */
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extern char o_autoindent[1];
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extern char o_autoprint[1];
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extern char o_autotab[1];
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extern char o_autowrite[1];
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extern char o_columns[3];
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extern char o_directory[30];
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extern char o_edcompatible[1];
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extern char o_equalprg[80];
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extern char o_errorbells[1];
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extern char o_exrefresh[1];
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extern char o_ignorecase[1];
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extern char o_keytime[3];
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extern char o_keywordprg[80];
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extern char o_lines[3];
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extern char o_list[1];
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extern char o_number[1];
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extern char o_readonly[1];
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extern char o_remap[1];
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extern char o_report[3];
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extern char o_scroll[3];
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extern char o_shell[60];
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extern char o_shiftwidth[3];
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extern char o_sidescroll[3];
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extern char o_sync[1];
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extern char o_tabstop[3];
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extern char o_term[30];
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extern char o_flash[1];
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extern char o_warn[1];
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extern char o_wrapscan[1];
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#ifndef CRUNCH
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extern char o_beautify[1];
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extern char o_exrc[1];
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extern char o_mesg[1];
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extern char o_more[1];
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1993-04-08 06:22:57 +04:00
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extern char o_nearscroll[3];
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1993-03-21 12:45:37 +03:00
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extern char o_novice[1];
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extern char o_prompt[1];
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extern char o_taglength[3];
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1993-04-08 06:22:57 +04:00
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extern char o_tags[256];
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1993-03-21 12:45:37 +03:00
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extern char o_terse[1];
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extern char o_window[3];
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extern char o_wrapmargin[3];
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extern char o_writeany[1];
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#endif
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#ifndef NO_ERRLIST
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extern char o_cc[30];
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extern char o_make[30];
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#endif
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#ifndef NO_CHARATTR
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extern char o_charattr[1];
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#endif
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#ifndef NO_DIGRAPH
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extern char o_digraph[1];
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extern char o_flipcase[80];
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#endif
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#ifndef NO_SENTENCE
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extern char o_hideformat[1];
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#endif
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#ifndef NO_EXTENSIONS
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extern char o_inputmode[1];
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extern char o_ruler[1];
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#endif
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#ifndef NO_MAGIC
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extern char o_magic[1];
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#endif
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#ifndef NO_MODELINES
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extern char o_modelines[1];
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#endif
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#ifndef NO_SENTENCE
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extern char o_paragraphs[30];
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extern char o_sections[30];
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#endif
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#if MSDOS
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extern char o_pcbios[1];
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#endif
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#ifndef NO_SHOWMATCH
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extern char o_showmatch[1];
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#endif
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#ifndef NO_SHOWMODE
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extern char o_smd[1];
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#endif
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1993-04-08 06:22:57 +04:00
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#ifndef NO_TAGSTACK
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extern char o_tagstack[1];
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#endif
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1993-03-21 12:45:37 +03:00
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/*------------------------------------------------------------------------*/
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/* These help support the single-line multi-change "undo" -- shift-U */
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extern char U_text[BLKSIZE];
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extern long U_line;
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/*------------------------------------------------------------------------*/
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/* These are used to refer to places in the text */
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typedef long MARK;
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#define markline(x) (long)((x) / BLKSIZE)
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#define markidx(x) (int)((x) & (BLKSIZE - 1))
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#define MARK_UNSET ((MARK)0)
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#define MARK_FIRST ((MARK)BLKSIZE)
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#define MARK_LAST ((MARK)(nlines * BLKSIZE))
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1993-04-08 06:22:57 +04:00
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#define MARK_EOF ((MARK)((nlines + 1) * BLKSIZE))
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1993-03-21 12:45:37 +03:00
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#define MARK_AT_LINE(x) ((MARK)(x) * BLKSIZE)
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#define NMARKS 29
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extern MARK mark[NMARKS]; /* marks a-z, plus mark ' and two temps */
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extern MARK cursor; /* mark where line is */
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/*------------------------------------------------------------------------*/
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/* These are used to keep track of the current & previous files. */
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extern long origtime; /* modification date&time of the current file */
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extern char origname[256]; /* name of the current file */
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extern char prevorig[256]; /* name of the preceding file */
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extern long prevline; /* line number from preceding file */
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/*------------------------------------------------------------------------*/
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/* misc housekeeping variables & functions */
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1993-04-08 06:22:57 +04:00
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extern int tmpfd; /* fd used to access the tmp file */
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extern int tmpnum; /* counter used to generate unique filenames */
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extern long lnum[MAXBLKS]; /* last line# of each block */
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extern long nlines; /* number of lines in the file */
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extern char args[BLKSIZE]; /* file names given on the command line */
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extern int argno; /* the current element of args[] */
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extern int nargs; /* number of filenames in args */
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extern long changes; /* counts changes, to prohibit short-cuts */
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extern int significant; /* boolean: was a *REAL* change made? */
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extern int exitcode; /* 0=not updated, 1=overwritten, else error */
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extern BLK tmpblk; /* a block used to accumulate changes */
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extern long topline; /* file line number of top line */
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extern int leftcol; /* column number of left col */
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1993-03-21 12:45:37 +03:00
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#define botline (topline + LINES - 2)
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#define rightcol (leftcol + COLS - (*o_number ? 9 : 1))
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1993-04-08 06:22:57 +04:00
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extern int physcol; /* physical column number that cursor is on */
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extern int physrow; /* physical row number that cursor is on */
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extern int exwrote; /* used to detect verbose ex commands */
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extern int doingdot; /* boolean: are we doing the "." command? */
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extern int doingglobal; /* boolean: are doing a ":g" command? */
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extern long rptlines; /* number of lines affected by a command */
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extern char *rptlabel; /* description of how lines were affected */
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extern char *fetchline P_((long)); /* read a given line from tmp file */
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extern char *parseptrn P_((REG char *)); /* isolate a regexp in a line */
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extern MARK paste P_((MARK, int, int)); /* paste from cut buffer to a given point */
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extern char *wildcard P_((char *)); /* expand wildcards in filenames */
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extern MARK input P_((MARK, MARK, int, int)); /* inserts characters from keyboard */
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extern char *linespec P_((REG char *, MARK *)); /* finds the end of a /regexp/ string */
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1993-03-21 12:45:37 +03:00
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#define ctrl(ch) ((ch)&037)
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#ifndef NO_RECYCLE
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1993-04-08 06:22:57 +04:00
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extern long allocate P_((void)); /* allocate a free block of the tmp file */
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#endif
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extern SIGTYPE trapint P_((int)); /* trap handler for SIGINT */
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extern SIGTYPE deathtrap P_((int)); /* trap handler for deadly signals */
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extern void blkdirty P_((BLK *)); /* marks a block as being "dirty" */
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extern void blksync P_((void)); /* forces all "dirty" blocks to disk */
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extern void blkinit P_((void)); /* resets the block cache to "empty" state */
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extern void beep P_((void)); /* rings the terminal's bell */
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extern void exrefresh P_((void)); /* writes text to the screen */
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#ifdef __STDC__
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extern void msg (char *, ...); /* writes a printf-style message to the screen */
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#else
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extern void msg (); /* writes a printf-style message to the screen */
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#endif
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extern void endmsgs P_((void)); /* if "manymsgs" is set, then scroll up 1 line */
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extern void garbage P_((void)); /* reclaims any garbage blocks */
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extern void redraw P_((MARK, int)); /* updates the screen after a change */
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extern void resume_curses P_((int)); /* puts the terminal in "cbreak" mode */
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extern void beforedo P_((int)); /* saves current revision before a new change */
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extern void afterdo P_((void)); /* marks end of a beforedo() change */
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extern void abortdo P_((void)); /* like "afterdo()" followed by "undo()" */
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extern int undo P_((void)); /* restores file to previous undo() */
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extern void dumpkey P_((int, int)); /* lists key mappings to the screen */
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extern void mapkey P_((char *, char *, int, char *)); /* defines a new key mapping */
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extern void redrawrange P_((long, long, long)); /* records clues from modify.c */
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extern void cut P_((MARK, MARK)); /* saves text in a cut buffer */
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extern void delete P_((MARK, MARK)); /* deletes text */
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extern void add P_((MARK, char *)); /* adds text */
|
|
|
|
|
extern void change P_((MARK, MARK, char *));/* deletes text, and then adds other text */
|
|
|
|
|
extern void cutswitch P_((void)); /* updates cut buffers when we switch files */
|
|
|
|
|
extern void do_digraph P_((int, char [])); /* defines or lists digraphs */
|
|
|
|
|
extern void exstring P_((char *, int, int));/* execute a string as EX commands */
|
|
|
|
|
extern void dumpopts P_((int)); /* display current option settings on the screen */
|
|
|
|
|
extern void setopts P_((char *)); /* assign new values to options */
|
|
|
|
|
extern void saveopts P_((int)); /* save current option values to a given fd */
|
|
|
|
|
extern void savedigs P_((int)); /* save current non-standard digraphs to fd */
|
|
|
|
|
extern void savecolor P_((int)); /* save current color settings (if any) to fd */
|
|
|
|
|
extern void cutname P_((int)); /* select cut buffer for next cut/paste */
|
|
|
|
|
extern void initopts P_((void)); /* initialize options */
|
|
|
|
|
extern void cutend P_((void)); /* free all cut buffers & delete temp files */
|
|
|
|
|
extern int storename P_((char *)); /* stamp temp file with pathname of text file */
|
|
|
|
|
extern int tmpstart P_((char *)); /* load a text file into edit buffer */
|
|
|
|
|
extern int tmpsave P_((char *, int)); /* write edit buffer out to text file */
|
|
|
|
|
extern int tmpend P_((int)); /* call tmpsave(), and then tmpabort */
|
|
|
|
|
extern int tmpabort P_((int)); /* abandon the current edit buffer */
|
|
|
|
|
extern void savemaps P_((int, int)); /* write current :map or :ab commands to fd */
|
|
|
|
|
extern int ansicolor P_((int, int)); /* emit ANSI color command to terminal */
|
|
|
|
|
extern int filter P_((MARK, MARK, char *, int)); /* I/O though another program */
|
|
|
|
|
extern int getkey P_((int)); /* return a keystroke, interpretting maps */
|
|
|
|
|
extern int vgets P_((int, char *, int)); /* read a single line from keyboard */
|
|
|
|
|
extern int doexrc P_((char *)); /* execute a string as a sequence of EX commands */
|
|
|
|
|
extern int cb2str P_((int, char *, unsigned));/* return a string containing cut buffer's contents */
|
|
|
|
|
extern int ansiquit P_((void)); /* neutralize previous ansicolor() call */
|
|
|
|
|
extern int ttyread P_((char *, int, int)); /* read from keyboard with optional timeout */
|
|
|
|
|
extern int tgetent P_((char *, char *)); /* start termcap */
|
|
|
|
|
extern int tgetnum P_((char *)); /* get a termcap number */
|
|
|
|
|
extern int tgetflag P_((char *)); /* get a termcap boolean */
|
|
|
|
|
extern int getsize P_((int)); /* determine how big the screen is */
|
|
|
|
|
extern int endcolor P_((void)); /* used during color output */
|
|
|
|
|
extern int getabkey P_((int, char *, int));/* like getkey(), but also does abbreviations */
|
|
|
|
|
extern int idx2col P_((MARK, REG char *, int)); /* returns column# of a given MARK */
|
|
|
|
|
extern int cutneeds P_((BLK *)); /* returns bitmap of blocks needed to hold cutbuffer text */
|
|
|
|
|
extern void execmap P_((int, char *, int)); /* replaces "raw" keys with "mapped" keys */
|
1993-03-21 12:45:37 +03:00
|
|
|
#ifndef CRUNCH
|
1993-04-08 06:22:57 +04:00
|
|
|
extern int wset; /* boolean: has the "window" size been set? */
|
1993-03-21 12:45:37 +03:00
|
|
|
#endif
|
|
|
|
|
|
|
|
|
|
/*------------------------------------------------------------------------*/
|
|
|
|
|
/* macros that are used as control structures */
|
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|
|
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|
|
#define BeforeAfter(before, after) for((before),bavar=1;bavar;(after),bavar=0)
|
|
|
|
|
#define ChangeText BeforeAfter(beforedo(FALSE),afterdo())
|
|
|
|
|
|
|
|
|
|
extern int bavar; /* used only in BeforeAfter macros */
|
|
|
|
|
|
|
|
|
|
/*------------------------------------------------------------------------*/
|
|
|
|
|
/* These are the movement commands. Each accepts a mark for the starting */
|
|
|
|
|
/* location & number and returns a mark for the destination. */
|
|
|
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|
|
1993-04-08 06:22:57 +04:00
|
|
|
extern MARK m_updnto P_((MARK, long, int)); /* k j G */
|
|
|
|
|
extern MARK m_right P_((MARK, long, int, int)); /* h */
|
|
|
|
|
extern MARK m_left P_((MARK, long)); /* l */
|
|
|
|
|
extern MARK m_tocol P_((MARK, long, int)); /* | */
|
|
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|
|
extern MARK m_front P_((MARK, long)); /* ^ */
|
|
|
|
|
extern MARK m_rear P_((MARK, long)); /* $ */
|
|
|
|
|
extern MARK m_fword P_((MARK, long, int, int)); /* w */
|
|
|
|
|
extern MARK m_bword P_((MARK, long, int)); /* b */
|
|
|
|
|
extern MARK m_eword P_((MARK, long, int)); /* e */
|
|
|
|
|
extern MARK m_paragraph P_((MARK, long, int)); /* { } [[ ]] */
|
|
|
|
|
extern MARK m_match P_((MARK, long)); /* % */
|
1993-03-21 12:45:37 +03:00
|
|
|
#ifndef NO_SENTENCE
|
1993-04-08 06:22:57 +04:00
|
|
|
extern MARK m_sentence P_((MARK, long, int)); /* ( ) */
|
1993-03-21 12:45:37 +03:00
|
|
|
#endif
|
1993-04-08 06:22:57 +04:00
|
|
|
extern MARK m_tomark P_((MARK, long, int)); /* 'm */
|
1993-03-21 12:45:37 +03:00
|
|
|
#ifndef NO_EXTENSIONS
|
1993-04-08 06:22:57 +04:00
|
|
|
extern MARK m_wsrch P_((char *, MARK, int)); /* ^A */
|
1993-03-21 12:45:37 +03:00
|
|
|
#endif
|
1993-04-08 06:22:57 +04:00
|
|
|
extern MARK m_nsrch P_((MARK, long, int)); /* n */
|
|
|
|
|
extern MARK m_fsrch P_((MARK, char *)); /* /regexp */
|
|
|
|
|
extern MARK m_bsrch P_((MARK, char *)); /* ?regexp */
|
1993-03-21 12:45:37 +03:00
|
|
|
#ifndef NO_CHARSEARCH
|
1993-04-08 06:22:57 +04:00
|
|
|
extern MARK m__ch P_((MARK, long, int)); /* ; , */
|
|
|
|
|
extern MARK m_fch P_((MARK, long, int)); /* f */
|
|
|
|
|
extern MARK m_tch P_((MARK, long, int)); /* t */
|
|
|
|
|
extern MARK m_Fch P_((MARK, long, int)); /* F */
|
|
|
|
|
extern MARK m_Tch P_((MARK, long, int)); /* T */
|
1993-03-21 12:45:37 +03:00
|
|
|
#endif
|
1993-04-08 06:22:57 +04:00
|
|
|
extern MARK m_row P_((MARK, long, int)); /* H L M */
|
|
|
|
|
extern MARK m_z P_((MARK, long, int)); /* z */
|
|
|
|
|
extern MARK m_scroll P_((MARK, long, int)); /* ^B ^F ^E ^Y ^U ^D */
|
1993-03-21 12:45:37 +03:00
|
|
|
|
|
|
|
|
/* Some stuff that is used by movement functions... */
|
|
|
|
|
|
1993-04-08 06:22:57 +04:00
|
|
|
extern MARK adjmove P_((MARK, REG MARK, int)); /* a helper fn, used by move fns */
|
1993-03-21 12:45:37 +03:00
|
|
|
|
|
|
|
|
/* This macro is used to set the default value of cnt */
|
|
|
|
|
#define DEFAULT(val) if (cnt < 1) cnt = (val)
|
|
|
|
|
|
|
|
|
|
/* These are used to minimize calls to fetchline() */
|
|
|
|
|
extern int plen; /* length of the line */
|
|
|
|
|
extern long pline; /* line number that len refers to */
|
|
|
|
|
extern long pchgs; /* "changes" level that len refers to */
|
|
|
|
|
extern char *ptext; /* text of previous line, if valid */
|
1993-04-08 06:22:57 +04:00
|
|
|
extern void pfetch P_((long));
|
|
|
|
|
extern char digraph P_((int, int));
|
1993-03-21 12:45:37 +03:00
|
|
|
|
|
|
|
|
/* This is used to build a MARK that corresponds to a specific point in the
|
|
|
|
|
* line that was most recently pfetch'ed.
|
|
|
|
|
*/
|
|
|
|
|
#define buildmark(text) (MARK)(BLKSIZE * pline + (int)((text) - ptext))
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
/*------------------------------------------------------------------------*/
|
|
|
|
|
/* These are used to handle EX commands. */
|
|
|
|
|
|
1993-04-08 06:22:57 +04:00
|
|
|
#define CMD_NULL 0 /* NOT A VALID COMMAND */
|
|
|
|
|
#define CMD_ABBR 1 /* "define an abbreviation" */
|
|
|
|
|
#define CMD_ARGS 2 /* "show me the args" */
|
|
|
|
|
#define CMD_APPEND 3 /* "insert lines after this line" */
|
|
|
|
|
#define CMD_AT 4 /* "execute a cut buffer's contents via EX" */
|
|
|
|
|
#define CMD_BANG 5 /* "run a single shell command" */
|
|
|
|
|
#define CMD_CC 6 /* "run `cc` and then do CMD_ERRLIST" */
|
|
|
|
|
#define CMD_CD 7 /* "change directories" */
|
|
|
|
|
#define CMD_CHANGE 8 /* "change some lines" */
|
|
|
|
|
#define CMD_COLOR 9 /* "change the default colors" */
|
|
|
|
|
#define CMD_COPY 10 /* "copy the selected text to a given place" */
|
|
|
|
|
#define CMD_DELETE 11 /* "delete the selected text" */
|
|
|
|
|
#define CMD_DIGRAPH 12 /* "add a digraph, or display them all" */
|
|
|
|
|
#define CMD_EDIT 13 /* "switch to a different file" */
|
|
|
|
|
#define CMD_EQUAL 14 /* "display a line number" */
|
|
|
|
|
#define CMD_ERRLIST 15 /* "locate the next error in a list" */
|
|
|
|
|
#define CMD_FILE 16 /* "show the file's status" */
|
|
|
|
|
#define CMD_GLOBAL 17 /* "globally search & do a command" */
|
|
|
|
|
#define CMD_INSERT 18 /* "insert lines before the current line" */
|
|
|
|
|
#define CMD_JOIN 19 /* "join the selected line & the one after" */
|
|
|
|
|
#define CMD_LIST 20 /* "print lines, making control chars visible" */
|
|
|
|
|
#define CMD_MAKE 21 /* "run `make` and then do CMD_ERRLIST" */
|
|
|
|
|
#define CMD_MAP 22 /* "adjust the keyboard map" */
|
|
|
|
|
#define CMD_MARK 23 /* "mark this line" */
|
|
|
|
|
#define CMD_MKEXRC 24 /* "make a .exrc file" */
|
|
|
|
|
#define CMD_MOVE 25 /* "move the selected text to a given place" */
|
|
|
|
|
#define CMD_NEXT 26 /* "switch to next file in args" */
|
|
|
|
|
#define CMD_NUMBER 27 /* "print lines from the file w/ line numbers" */
|
|
|
|
|
#define CMD_POP 28 /* "pop a position off the tagstack" */
|
|
|
|
|
#define CMD_PRESERVE 29 /* "act as though vi crashed" */
|
|
|
|
|
#define CMD_PREVIOUS 30 /* "switch to the previous file in args" */
|
|
|
|
|
#define CMD_PRINT 31 /* "print the selected text" */
|
|
|
|
|
#define CMD_PUT 32 /* "insert any cut lines before this line" */
|
|
|
|
|
#define CMD_QUIT 33 /* "quit without writing the file" */
|
|
|
|
|
#define CMD_READ 34 /* "append the given file after this line */
|
|
|
|
|
#define CMD_RECOVER 35 /* "recover file after vi crashes" - USE -r FLAG */
|
|
|
|
|
#define CMD_REWIND 36 /* "rewind to first file" */
|
|
|
|
|
#define CMD_SET 37 /* "set a variable's value" */
|
|
|
|
|
#define CMD_SHELL 38 /* "run some lines through a command" */
|
|
|
|
|
#define CMD_SHIFTL 39 /* "shift lines left" */
|
|
|
|
|
#define CMD_SHIFTR 40 /* "shift lines right" */
|
|
|
|
|
#define CMD_SOURCE 41 /* "interpret a file's contents as ex commands" */
|
|
|
|
|
#define CMD_STOP 42 /* same as CMD_SUSPEND */
|
|
|
|
|
#define CMD_SUBAGAIN 43 /* "repeat the previous substitution" */
|
|
|
|
|
#define CMD_SUBSTITUTE 44 /* "substitute text in this line" */
|
|
|
|
|
#define CMD_SUSPEND 45 /* "suspend the vi session" */
|
|
|
|
|
#define CMD_TR 46 /* "transliterate chars in the selected lines" */
|
|
|
|
|
#define CMD_TAG 47 /* "go to a particular tag" */
|
|
|
|
|
#define CMD_UNABBR 48 /* "remove an abbreviation definition" */
|
|
|
|
|
#define CMD_UNDO 49 /* "undo the previous command" */
|
|
|
|
|
#define CMD_UNMAP 50 /* "remove a key sequence map */
|
|
|
|
|
#define CMD_VERSION 51 /* "describe which version this is" */
|
|
|
|
|
#define CMD_VGLOBAL 52 /* "apply a cmd to lines NOT containing an RE" */
|
|
|
|
|
#define CMD_VISUAL 53 /* "go into visual mode" */
|
|
|
|
|
#define CMD_WQUIT 54 /* "write this file out (any case) & quit" */
|
|
|
|
|
#define CMD_WRITE 55 /* "write the selected(?) text to a given file" */
|
|
|
|
|
#define CMD_XIT 56 /* "write this file out (if modified) & quit" */
|
|
|
|
|
#define CMD_YANK 57 /* "copy the selected text into the cut buffer" */
|
|
|
|
|
#define CMD_DEBUG 58 /* access to internal data structures */
|
|
|
|
|
#define CMD_VALIDATE 59 /* check for internal consistency */
|
1993-03-21 12:45:37 +03:00
|
|
|
typedef int CMD;
|
|
|
|
|
|
1993-04-08 06:22:57 +04:00
|
|
|
extern void ex P_((void));
|
|
|
|
|
extern void vi P_((void));
|
|
|
|
|
extern void doexcmd P_((char *));
|
1993-03-21 12:45:37 +03:00
|
|
|
|
1993-04-08 06:22:57 +04:00
|
|
|
extern void cmd_append P_((MARK, MARK, CMD, int, char *));
|
|
|
|
|
extern void cmd_args P_((MARK, MARK, CMD, int, char *));
|
1993-03-21 12:45:37 +03:00
|
|
|
#ifndef NO_AT
|
1993-04-08 06:22:57 +04:00
|
|
|
extern void cmd_at P_((MARK, MARK, CMD, int, char *));
|
1993-03-21 12:45:37 +03:00
|
|
|
#endif
|
1993-04-08 06:22:57 +04:00
|
|
|
extern void cmd_cd P_((MARK, MARK, CMD, int, char *));
|
1993-03-21 12:45:37 +03:00
|
|
|
#ifndef NO_COLOR
|
1993-04-08 06:22:57 +04:00
|
|
|
extern void cmd_color P_((MARK, MARK, CMD, int, char *));
|
1993-03-21 12:45:37 +03:00
|
|
|
#endif
|
1993-04-08 06:22:57 +04:00
|
|
|
extern void cmd_delete P_((MARK, MARK, CMD, int, char *));
|
1993-03-21 12:45:37 +03:00
|
|
|
#ifndef NO_DIGRAPH
|
1993-04-08 06:22:57 +04:00
|
|
|
extern void cmd_digraph P_((MARK, MARK, CMD, int, char *));
|
1993-03-21 12:45:37 +03:00
|
|
|
#endif
|
1993-04-08 06:22:57 +04:00
|
|
|
extern void cmd_edit P_((MARK, MARK, CMD, int, char *));
|
1993-03-21 12:45:37 +03:00
|
|
|
#ifndef NO_ERRLIST
|
1993-04-08 06:22:57 +04:00
|
|
|
extern void cmd_errlist P_((MARK, MARK, CMD, int, char *));
|
1993-03-21 12:45:37 +03:00
|
|
|
#endif
|
1993-04-08 06:22:57 +04:00
|
|
|
extern void cmd_file P_((MARK, MARK, CMD, int, char *));
|
|
|
|
|
extern void cmd_global P_((MARK, MARK, CMD, int, char *));
|
|
|
|
|
extern void cmd_join P_((MARK, MARK, CMD, int, char *));
|
|
|
|
|
extern void cmd_mark P_((MARK, MARK, CMD, int, char *));
|
1993-03-21 12:45:37 +03:00
|
|
|
#ifndef NO_ERRLIST
|
1993-04-08 06:22:57 +04:00
|
|
|
extern void cmd_make P_((MARK, MARK, CMD, int, char *));
|
1993-03-21 12:45:37 +03:00
|
|
|
#endif
|
1993-04-08 06:22:57 +04:00
|
|
|
extern void cmd_map P_((MARK, MARK, CMD, int, char *));
|
1993-03-21 12:45:37 +03:00
|
|
|
#ifndef NO_MKEXRC
|
1993-04-08 06:22:57 +04:00
|
|
|
extern void cmd_mkexrc P_((MARK, MARK, CMD, int, char *));
|
|
|
|
|
#endif
|
|
|
|
|
extern void cmd_next P_((MARK, MARK, CMD, int, char *));
|
|
|
|
|
#ifndef NO_TAGSTACK
|
|
|
|
|
extern void cmd_pop P_((MARK, MARK, CMD, int, char *));
|
|
|
|
|
#endif
|
|
|
|
|
extern void cmd_print P_((MARK, MARK, CMD, int, char *));
|
|
|
|
|
extern void cmd_put P_((MARK, MARK, CMD, int, char *));
|
|
|
|
|
extern void cmd_read P_((MARK, MARK, CMD, int, char *));
|
|
|
|
|
extern void cmd_set P_((MARK, MARK, CMD, int, char *));
|
|
|
|
|
extern void cmd_shell P_((MARK, MARK, CMD, int, char *));
|
|
|
|
|
extern void cmd_shift P_((MARK, MARK, CMD, int, char *));
|
|
|
|
|
extern void cmd_source P_((MARK, MARK, CMD, int, char *));
|
|
|
|
|
extern void cmd_substitute P_((MARK, MARK, CMD, int, char *));
|
|
|
|
|
extern void cmd_tag P_((MARK, MARK, CMD, int, char *));
|
|
|
|
|
extern void cmd_undo P_((MARK, MARK, CMD, int, char *));
|
|
|
|
|
extern void cmd_version P_((MARK, MARK, CMD, int, char *));
|
|
|
|
|
extern void cmd_write P_((MARK, MARK, CMD, int, char *));
|
|
|
|
|
extern void cmd_xit P_((MARK, MARK, CMD, int, char *));
|
|
|
|
|
extern void cmd_move P_((MARK, MARK, CMD, int, char *));
|
1993-03-21 12:45:37 +03:00
|
|
|
#ifdef DEBUG
|
1993-04-08 06:22:57 +04:00
|
|
|
extern void cmd_debug P_((MARK, MARK, CMD, int, char *));
|
|
|
|
|
extern void cmd_validate P_((MARK, MARK, CMD, int, char *));
|
1993-03-21 12:45:37 +03:00
|
|
|
#endif
|
|
|
|
|
#ifdef SIGTSTP
|
1993-04-08 06:22:57 +04:00
|
|
|
extern void cmd_suspend P_((MARK, MARK, CMD, int, char *));
|
1993-03-21 12:45:37 +03:00
|
|
|
#endif
|
|
|
|
|
|
|
|
|
|
/*----------------------------------------------------------------------*/
|
|
|
|
|
/* These are used to handle VI commands */
|
|
|
|
|
|
1993-04-08 06:22:57 +04:00
|
|
|
extern MARK v_1ex P_((MARK, char *)); /* : */
|
|
|
|
|
extern MARK v_mark P_((MARK, long, int)); /* m */
|
|
|
|
|
extern MARK v_quit P_((void)); /* Q */
|
|
|
|
|
extern MARK v_redraw P_((void)); /* ^L ^R */
|
|
|
|
|
extern MARK v_ulcase P_((MARK, long)); /* ~ */
|
|
|
|
|
extern MARK v_undo P_((MARK)); /* u */
|
|
|
|
|
extern MARK v_xchar P_((MARK, long, int)); /* x X */
|
|
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extern MARK v_replace P_((MARK, long, int));/* r */
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extern MARK v_overtype P_((MARK)); /* R */
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extern MARK v_selcut P_((MARK, long, int)); /* " */
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extern MARK v_paste P_((MARK, long, int)); /* p P */
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extern MARK v_yank P_((MARK, MARK)); /* y Y */
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extern MARK v_delete P_((MARK, MARK)); /* d D */
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extern MARK v_join P_((MARK, long)); /* J */
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extern MARK v_insert P_((MARK, long, int)); /* a A i I o O */
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extern MARK v_change P_((MARK, MARK)); /* c C */
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extern MARK v_subst P_((MARK, long)); /* s */
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extern MARK v_lshift P_((MARK, MARK)); /* < */
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extern MARK v_rshift P_((MARK, MARK)); /* > */
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extern MARK v_reformat P_((MARK, MARK)); /* = */
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extern MARK v_filter P_((MARK, MARK)); /* ! */
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extern MARK v_status P_((void)); /* ^G */
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extern MARK v_switch P_((void)); /* ^^ */
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extern MARK v_tag P_((char *, MARK, long)); /* ^] */
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extern MARK v_xit P_((MARK, long, int)); /* ZZ */
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extern MARK v_undoline P_((MARK)); /* U */
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extern MARK v_again P_((MARK, MARK)); /* & */
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1993-03-21 12:45:37 +03:00
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#ifndef NO_EXTENSIONS
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1993-04-08 06:22:57 +04:00
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extern MARK v_keyword P_((char *, MARK, long)); /* K */
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extern MARK v_increment P_((char *, MARK, long)); /* * */
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1993-03-21 12:45:37 +03:00
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#endif
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#ifndef NO_ERRLIST
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1993-04-08 06:22:57 +04:00
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extern MARK v_errlist P_((MARK)); /* * */
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1993-03-21 12:45:37 +03:00
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#endif
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#ifndef NO_AT
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1993-04-08 06:22:57 +04:00
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extern MARK v_at P_((MARK, long, int)); /* @ */
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1993-03-21 12:45:37 +03:00
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#endif
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#ifdef SIGTSTP
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1993-04-08 06:22:57 +04:00
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extern MARK v_suspend P_((void)); /* ^Z */
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1993-03-21 12:45:37 +03:00
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#endif
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#ifndef NO_POPUP
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1993-04-08 06:22:57 +04:00
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extern MARK v_popup P_((MARK, MARK)); /* \ */
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#endif
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#ifndef NO_TAGSTACK
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extern MARK v_pop P_((MARK, long, int)); /* ^T */
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1993-03-21 12:45:37 +03:00
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#endif
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/*----------------------------------------------------------------------*/
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/* These flags describe the quirks of the individual visual commands */
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#define NO_FLAGS 0x00
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#define MVMT 0x01 /* this is a movement command */
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#define PTMV 0x02 /* this can be *part* of a movement command */
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#define FRNT 0x04 /* after move, go to front of line */
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#define INCL 0x08 /* include last char when used with c/d/y */
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#define LNMD 0x10 /* use line mode of c/d/y */
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#define NCOL 0x20 /* this command can't change the column# */
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#define NREL 0x40 /* this is "non-relative" -- set the '' mark */
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#define SDOT 0x80 /* set the "dot" variables, for the "." cmd */
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1993-04-08 06:22:57 +04:00
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#define FINL 0x100 /* final testing, more strict! */
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#define NWRP 0x200 /* no line-wrap (used for 'w' and 'W') */
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1993-03-21 12:45:37 +03:00
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#ifndef NO_VISIBLE
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1993-04-08 06:22:57 +04:00
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# define VIZ 0x400 /* commands which can be used with 'v' */
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1993-03-21 12:45:37 +03:00
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#else
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# define VIZ 0
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#endif
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/* This variable is zeroed before a command executes, and later ORed with the
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* command's flags after the command has been executed. It is used to force
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* certain flags to be TRUE for *some* invocations of a particular command.
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* For example, "/regexp/+offset" forces the LNMD flag, and sometimes a "p"
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* or "P" command will force FRNT.
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*/
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extern int force_flags;
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/*----------------------------------------------------------------------*/
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/* These describe what mode we're in */
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#define MODE_EX 1 /* executing ex commands */
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#define MODE_VI 2 /* executing vi commands */
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#define MODE_COLON 3 /* executing an ex command from vi mode */
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#define MODE_QUIT 4
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extern int mode;
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#define WHEN_VICMD 1 /* getkey: we're reading a VI command */
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#define WHEN_VIINP 2 /* getkey: we're in VI's INPUT mode */
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#define WHEN_VIREP 4 /* getkey: we're in VI's REPLACE mode */
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#define WHEN_EX 8 /* getkey: we're in EX mode */
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#define WHEN_MSG 16 /* getkey: we're at a "more" prompt */
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#define WHEN_POPUP 32 /* getkey: we're in the pop-up menu */
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#define WHEN_REP1 64 /* getkey: we're getting a single char for 'r' */
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#define WHEN_CUT 128 /* getkey: we're getting a cut buffer name */
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#define WHEN_MARK 256 /* getkey: we're getting a mark name */
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#define WHEN_CHAR 512 /* getkey: we're getting a destination for f/F/t/T */
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#define WHEN_INMV 4096 /* in input mode, interpret the key in VICMD mode */
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#define WHEN_FREE 8192 /* free the keymap after doing it once */
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#define WHENMASK (WHEN_VICMD|WHEN_VIINP|WHEN_VIREP|WHEN_REP1|WHEN_CUT|WHEN_MARK|WHEN_CHAR)
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#ifndef NO_VISIBLE
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extern MARK V_from;
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extern int V_linemd;
|
1993-04-08 06:22:57 +04:00
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extern MARK v_start P_((MARK m, long cnt, int cmd));
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1993-03-21 12:45:37 +03:00
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#endif
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#ifdef DEBUG
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# define malloc(size) dbmalloc(size, __FILE__, __LINE__)
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# define free(ptr) dbfree(ptr, __FILE__, __LINE__)
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1993-04-08 06:22:57 +04:00
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# define checkmem() dbcheckmem(__FILE__, __LINE__)
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extern char *dbmalloc P_((int, char *, int));
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#else
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# define checkmem()
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1993-03-21 12:45:37 +03:00
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#endif
|
