1076 lines
22 KiB
C
1076 lines
22 KiB
C
/* tio.c */
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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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/* This file contains terminal I/O functions */
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#ifndef lint
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static char rcsid[] = "$Id: tio.c,v 1.3 1993/08/02 17:54:10 mycroft Exp $";
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#endif /* not lint */
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#include "config.h"
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#include "vi.h"
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#include "ctype.h"
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static int showmsg P_((void));
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/* This function reads in a line from the terminal. */
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int vgets(prompt, buf, bsize)
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int prompt; /* the prompt character, or '\0' for none */
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char *buf; /* buffer into which the string is read */
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int bsize; /* size of the buffer */
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{
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int len; /* how much we've read so far */
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int ch; /* a character from the user */
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int quoted; /* is the next char quoted? */
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int tab; /* column position of cursor */
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char widths[132]; /* widths of characters */
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int word; /* index of first letter of word */
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#ifndef NO_DIGRAPH
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int erased; /* 0, or first char of a digraph */
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#endif
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/* show the prompt */
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move(LINES - 1, 0);
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tab = 0;
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if (prompt)
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{
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addch(prompt);
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tab = 1;
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}
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clrtoeol();
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refresh();
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/* read in the line */
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#ifndef NO_DIGRAPH
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erased =
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#endif
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quoted = len = 0;
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for (;;)
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{
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#ifndef NO_ABBR
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if (quoted || mode == MODE_EX)
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{
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ch = getkey(0);
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}
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else
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{
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/* maybe expand an abbreviation while getting key */
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for (word = len; --word >= 0 && !isspace(buf[word]); )
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{
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}
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word++;
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ch = getabkey(WHEN_EX, &buf[word], len - word);
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}
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#else
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ch = getkey(0);
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#endif
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#ifndef NO_EXTENSIONS
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if (ch == ctrl('O'))
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{
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ch = getkey(quoted ? 0 : WHEN_EX);
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}
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#endif
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/* some special conversions */
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#if 0
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if (ch == ctrl('D') && len == 0)
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ch = ctrl('[');
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#endif
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#ifndef NO_DIGRAPH
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if (*o_digraph && erased != 0 && ch != '\b')
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{
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ch = digraph(erased, ch);
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erased = 0;
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}
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#endif
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/* inhibit detection of special chars (except ^J) after a ^V */
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if (quoted && ch != '\n')
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{
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ch |= 256;
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}
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/* process the character */
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switch(ch)
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{
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case ctrl('V'):
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qaddch('^');
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qaddch('\b');
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quoted = TRUE;
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break;
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case ctrl('D'):
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return -1;
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case ctrl('['):
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case '\n':
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#if OSK
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case '\l':
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#else
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case '\r':
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#endif
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clrtoeol();
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goto BreakBreak;
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#ifndef CRUNCH
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case ctrl('U'):
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while (len > 0)
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{
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len--;
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while (widths[len]-- > 0)
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{
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qaddch('\b');
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qaddch(' ');
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qaddch('\b');
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}
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}
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break;
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#endif
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case '\b':
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if (len > 0)
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{
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len--;
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#ifndef NO_DIGRAPH
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erased = buf[len];
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#endif
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for (ch = widths[len]; ch > 0; ch--)
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addch('\b');
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if (mode == MODE_EX)
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{
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clrtoeol();
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}
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tab -= widths[len];
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}
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else
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{
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return -1;
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}
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break;
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default:
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/* strip off quotation bit */
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if (ch & 256)
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{
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ch &= ~256;
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qaddch(' ');
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qaddch('\b');
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}
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/* add & echo the char */
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if (len < bsize - 1)
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{
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if (ch == '\t' && !quoted)
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{
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widths[len] = *o_tabstop - (tab % *o_tabstop);
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addstr(" " + 8 - widths[len]);
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tab += widths[len];
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}
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else if (ch > 0 && ch < ' ') /* > 0 by GB */
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{
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addch('^');
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addch(ch + '@');
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widths[len] = 2;
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tab += 2;
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}
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else if (ch == '\177')
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{
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addch('^');
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addch('?');
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widths[len] = 2;
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tab += 2;
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}
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else
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{
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addch(ch);
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widths[len] = 1;
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tab++;
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}
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buf[len++] = ch;
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}
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else
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{
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beep();
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}
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quoted = FALSE;
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}
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}
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BreakBreak:
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refresh();
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buf[len] = '\0';
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return len;
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}
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static int manymsgs; /* This variable keeps msgs from overwriting each other */
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static char pmsg[80]; /* previous message (waiting to be displayed) */
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static int showmsg()
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{
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/* if there is no message to show, then don't */
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if (!manymsgs)
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return FALSE;
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/* display the message */
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move(LINES - 1, 0);
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if (*pmsg)
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{
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standout();
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qaddch(' ');
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qaddstr(pmsg);
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qaddch(' ');
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standend();
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}
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clrtoeol();
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manymsgs = FALSE;
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return TRUE;
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}
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void endmsgs()
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{
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if (manymsgs)
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{
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showmsg();
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addch('\n');
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}
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}
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/* Write a message in an appropriate way. This should really be a varargs
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* function, but there is no such thing as vwprintw. Hack!!!
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*
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* In MODE_EX or MODE_COLON, the message is written immediately, with a
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* newline at the end.
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*
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* In MODE_VI, the message is stored in a character buffer. It is not
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* displayed until getkey() is called. msg() will call getkey() itself,
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* if necessary, to prevent messages from being lost.
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*
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* msg("") - clears the message line
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* msg("%s %d", ...) - does a printf onto the message line
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*/
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#ifdef __STDC__
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void msg (char *fmt, ...)
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{
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va_list ap;
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va_start (ap, fmt);
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#else
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void msg(fmt, arg1, arg2, arg3, arg4, arg5, arg6, arg7)
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char *fmt;
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long arg1, arg2, arg3, arg4, arg5, arg6, arg7;
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{
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#endif
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if (mode != MODE_VI)
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{
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#ifdef __STDC__
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vsprintf (pmsg, fmt, ap);
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#else
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sprintf(pmsg, fmt, arg1, arg2, arg3, arg4, arg5, arg6, arg7);
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#endif
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qaddstr(pmsg);
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addch('\n');
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exrefresh();
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}
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else
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{
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/* wait for keypress between consecutive msgs */
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if (manymsgs)
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{
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getkey(WHEN_MSG);
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}
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/* real message */
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#ifdef __STDC__
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vsprintf (pmsg, fmt, ap);
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#else
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sprintf(pmsg, fmt, arg1, arg2, arg3, arg4, arg5, arg6, arg7);
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#endif
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if (*fmt)
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{
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manymsgs = TRUE;
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}
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}
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#ifdef __STDC__
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va_end (ap);
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#endif
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}
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/* This function calls refresh() if the option exrefresh is set */
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void exrefresh()
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{
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char *scan;
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/* If this ex command wrote ANYTHING set exwrote so vi's : command
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* can tell that it must wait for a user keystroke before redrawing.
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*/
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for (scan=kbuf; scan<stdscr; scan++)
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if (*scan == '\n')
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exwrote = TRUE;
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/* now we do the refresh thing */
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if (*o_exrefresh)
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{
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refresh();
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}
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else
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{
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wqrefresh();
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}
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if (mode != MODE_VI)
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{
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manymsgs = FALSE;
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}
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}
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/* This structure is used to store maps and abbreviations. The distinction
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* between them is that maps are stored in the list referenced by the "maps"
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* pointer, while abbreviations are referenced by the "abbrs" pointer.
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*/
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typedef struct _map
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{
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struct _map *next; /* another abbreviation */
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short len; /* length of the "rawin" characters */
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short flags; /* various flags */
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char *label; /* label of the map/abbr, or NULL */
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char *rawin; /* the "rawin" characters */
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char *cooked;/* the "cooked" characters */
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} MAP;
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static char keybuf[KEYBUFSIZE];
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static int cend; /* end of input characters */
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static int user; /* from user through end are chars typed by user */
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static int next; /* index of the next character to be returned */
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static MAP *match; /* the matching map, found by countmatch() */
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static MAP *maps; /* the map table */
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#ifndef NO_ABBR
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static MAP *abbrs; /* the abbreviation table */
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#endif
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/* ring the terminal's bell */
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void beep()
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{
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/* do a visible/audible bell */
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if (*o_flash)
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{
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do_VB();
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refresh();
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}
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else if (*o_errorbells)
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{
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tputs("\007", 1, faddch);
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}
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/* discard any buffered input, and abort macros */
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next = user = cend;
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}
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/* This function replaces a "rawin" character sequence with the "cooked" version,
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* by modifying the internal type-ahead buffer.
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*/
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void execmap(rawlen, cookedstr, visual)
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int rawlen; /* length of rawin text -- string to delete */
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char *cookedstr; /* the cooked text -- string to insert */
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int visual; /* boolean -- chars to be executed in visual mode? */
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{
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int cookedlen;
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char *src, *dst;
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int i;
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/* find the length of the cooked string */
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cookedlen = strlen(cookedstr);
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#ifndef NO_EXTENSIONS
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if (visual)
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{
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cookedlen *= 2;
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}
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#endif
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/* if too big to fit in type-ahead buffer, then don't do it */
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if (cookedlen + (cend - next) - rawlen > KEYBUFSIZE)
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{
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return;
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}
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/* shift to make room for cookedstr at the front of keybuf */
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src = &keybuf[next + rawlen];
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dst = &keybuf[cookedlen];
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i = cend - (next + rawlen);
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if (src >= dst)
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{
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while (i-- > 0)
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{
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*dst++ = *src++;
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}
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}
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else
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{
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src += i;
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dst += i;
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while (i-- > 0)
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{
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*--dst = *--src;
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}
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}
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/* insert cookedstr, and adjust offsets */
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cend += cookedlen - rawlen - next;
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user += cookedlen - rawlen - next;
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next = 0;
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for (dst = keybuf, src = cookedstr; *src; )
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{
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#ifndef NO_EXTENSIONS
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if (visual)
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{
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*dst++ = ctrl('O');
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cookedlen--;
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}
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#endif
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*dst++ = *src++;
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}
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#ifdef DEBUG2
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{
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#include <stdio.h>
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FILE *debout;
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int i;
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debout = fopen("debug.out", "a");
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fprintf(debout, "After execmap(%d, \"%s\", %d)...\n", rawlen, cookedstr, visual);
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for (i = 0; i < cend; i++)
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{
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if (i == next) fprintf(debout, "(next)");
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if (i == user) fprintf(debout, "(user)");
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if (UCHAR(keybuf[i]) < ' ')
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fprintf(debout, "^%c", keybuf[i] ^ '@');
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else
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fprintf(debout, "%c", keybuf[i]);
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}
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fprintf(debout, "(end)\n");
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fclose(debout);
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}
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#endif
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}
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#ifndef NO_CURSORSHAPE
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/* made global so that suspend_curses() can reset it. -nox */
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int oldcurs;
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#endif
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/* This function calls ttyread(). If necessary, it will also redraw the screen,
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* change the cursor shape, display the mode, and update the ruler. If the
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* number of characters read is 0, and we didn't time-out, then it exits because
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* we've apparently reached the end of an EX script.
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*/
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static int fillkeybuf(when, timeout)
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int when; /* mixture of WHEN_XXX flags */
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int timeout;/* timeout in 1/10 second increments, or 0 */
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{
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int nkeys;
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#ifndef NO_SHOWMODE
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static int oldwhen; /* "when" from last time */
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static int oldleft;
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static long oldtop;
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static long oldnlines;
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char *str;
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#endif
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#ifdef DEBUG
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watch();
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#endif
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#ifndef NO_CURSORSHAPE
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/* make sure the cursor is the right shape */
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if (has_CQ)
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{
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if (when != oldcurs)
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{
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switch (when)
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{
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case WHEN_EX: do_CX(); break;
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case WHEN_VICMD: do_CV(); break;
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case WHEN_VIINP: do_CI(); break;
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case WHEN_VIREP: do_CR(); break;
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}
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oldcurs = when;
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}
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}
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#endif
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|
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#ifndef NO_SHOWMODE
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/* if "showmode" then say which mode we're in */
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if (*o_smd && (when & WHENMASK))
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{
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/* redraw the screen before we check to see whether the
|
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* "showmode" message needs to be redrawn.
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*/
|
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redraw(cursor, !(when & WHEN_VICMD));
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|
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/* now the "topline" test should be valid */
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if (when != oldwhen
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|| topline != oldtop
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|| leftcol != oldleft
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|| nlines != oldnlines)
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{
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oldwhen = when;
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oldtop = topline;
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oldleft = leftcol;
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oldnlines = nlines;
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if (when & WHEN_VICMD) str = "Command";
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else if (when & WHEN_VIINP) str = " Input ";
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else if (when & WHEN_VIREP) str = "Replace";
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else if (when & WHEN_REP1) str = "Replc 1";
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else if (when & WHEN_CUT) str = "Buffer ";
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else if (when & WHEN_MARK) str = " Mark ";
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else if (when & WHEN_CHAR) str = "Dest Ch";
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else str = (char *)0;
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|
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if (str)
|
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{
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move(LINES - 1, COLS - 10);
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standout();
|
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qaddstr(str);
|
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standend();
|
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}
|
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}
|
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}
|
|
#endif
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|
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#ifndef NO_EXTENSIONS
|
|
/* maybe display the ruler */
|
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if (*o_ruler && (when & (WHEN_VICMD|WHEN_VIINP|WHEN_VIREP)))
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{
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char buf[20];
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|
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redraw(cursor, !(when & WHEN_VICMD));
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pfetch(markline(cursor));
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sprintf(buf, "%7ld,%-4d", markline(cursor), 1 + idx2col(cursor, ptext, when & (WHEN_VIINP|WHEN_VIREP)));
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move(LINES - 1, COLS - 22);
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addstr(buf);
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}
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#endif
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|
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/* redraw, so the cursor is in the right place */
|
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if (when & WHENMASK)
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{
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redraw(cursor, !(when & (WHENMASK & ~(WHEN_VIREP|WHEN_VIINP))));
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}
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|
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/* Okay, now we can finally read the rawin keystrokes */
|
|
refresh();
|
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nkeys = ttyread(keybuf + cend, sizeof keybuf - cend, timeout);
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|
|
/* if nkeys == 0 then we've reached EOF of an ex script. */
|
|
if (nkeys == 0 && timeout == 0)
|
|
{
|
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tmpabort(TRUE);
|
|
move(LINES - 1, 0);
|
|
clrtoeol();
|
|
refresh();
|
|
endwin();
|
|
exit(exitcode);
|
|
}
|
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|
|
cend += nkeys;
|
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user += nkeys;
|
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return nkeys;
|
|
}
|
|
|
|
|
|
/* This function counts the number of maps that could match the characters
|
|
* between &keybuf[next] and &keybuf[cend], including incomplete matches.
|
|
* The longest comlete match is remembered via the "match" variable.
|
|
*/
|
|
static int countmatch(when)
|
|
int when; /* mixture of WHEN_XXX flags */
|
|
{
|
|
MAP *map;
|
|
int count;
|
|
|
|
/* clear the "match" variable */
|
|
match = (MAP *)0;
|
|
|
|
/* check every map */
|
|
for (count = 0, map = maps; map; map = map->next)
|
|
{
|
|
/* can't match if wrong mode */
|
|
if ((map->flags & when) == 0)
|
|
{
|
|
continue;
|
|
}
|
|
|
|
/* would this be a complete match? */
|
|
if (map->len <= cend - next)
|
|
{
|
|
/* Yes, it would be. Now does it really match? */
|
|
if (!strncmp(map->rawin, &keybuf[next], map->len))
|
|
{
|
|
count++;
|
|
|
|
/* if this is the longest complete match,
|
|
* then remember it.
|
|
*/
|
|
if (!match || match->len < map->len)
|
|
{
|
|
match = map;
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
/* No, it wouldn't. But check for partial match */
|
|
if (!strncmp(map->rawin, &keybuf[next], cend - next))
|
|
{
|
|
/* increment by 2 instead of 1 so that, in the
|
|
* event that we have a partial match with a
|
|
* single map, we don't mistakenly assume we
|
|
* have resolved the map yet.
|
|
*/
|
|
count += 2;
|
|
}
|
|
}
|
|
}
|
|
return count;
|
|
}
|
|
|
|
|
|
#ifndef NO_ABBR
|
|
/* This function checks to see whether a word is an abbreviation. If it is,
|
|
* then an appropriate number of backspoace characters is inserted into the
|
|
* type-ahead buffer, followed by the expanded form of the abbreviation.
|
|
*/
|
|
static void expandabbr(word, wlen)
|
|
char *word;
|
|
int wlen;
|
|
{
|
|
MAP *abbr;
|
|
|
|
/* if the next character wouldn't end the word, then don't expand */
|
|
if (isalnum(keybuf[next]) || keybuf[next] == ctrl('V') || keybuf[next] == '\b')
|
|
{
|
|
return;
|
|
}
|
|
|
|
/* find the abbreviation, if any */
|
|
for (abbr = abbrs;
|
|
abbr && (abbr->len != wlen || strncmp(abbr->rawin, word, wlen));
|
|
abbr = abbr->next)
|
|
{
|
|
}
|
|
|
|
/* If an abbreviation was found, then expand it by inserting the long
|
|
* version into the type-ahead buffer, and then inserting (in front of
|
|
* the long version) enough backspaces to erase to the short version.
|
|
*/
|
|
if (abbr)
|
|
{
|
|
execmap(0, abbr->cooked, FALSE);
|
|
while (wlen > 15)
|
|
{
|
|
execmap(0, "\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b", FALSE);
|
|
wlen -= 15;
|
|
}
|
|
if (wlen > 0)
|
|
{
|
|
execmap(0, "\b\b\b\b\b\b\b\b\b\b\b\b\b\b\b" + 15 - wlen, FALSE);
|
|
}
|
|
}
|
|
}
|
|
#endif
|
|
|
|
|
|
/* This function calls getabkey() without attempting to expand abbreviations */
|
|
int getkey(when)
|
|
int when; /* mixture of WHEN_XXX flags */
|
|
{
|
|
return getabkey(when, "", 0);
|
|
}
|
|
|
|
|
|
/* This is it. This function returns keystrokes one-at-a-time, after mapping
|
|
* and abbreviations have been taken into account.
|
|
*/
|
|
int getabkey(when, word, wlen)
|
|
int when; /* mixture of WHEN_XXX flags */
|
|
char *word; /* a word that may need to be expanded as an abbr */
|
|
int wlen; /* length of "word" -- since "word" might not have \0 */
|
|
{
|
|
int matches;
|
|
|
|
/* if this key is needed for delay between multiple error messages,
|
|
* then reset the manymsgs flag and abort any mapped key sequence.
|
|
*/
|
|
if (showmsg())
|
|
{
|
|
if (when == WHEN_MSG)
|
|
{
|
|
#ifndef CRUNCH
|
|
if (!*o_more)
|
|
{
|
|
refresh();
|
|
return ' ';
|
|
}
|
|
#endif
|
|
qaddstr("[More...]");
|
|
refresh();
|
|
execmap(user, "", FALSE);
|
|
}
|
|
}
|
|
|
|
#ifdef DEBUG
|
|
/* periodically check for screwed up internal tables */
|
|
watch();
|
|
#endif
|
|
|
|
/* if buffer empty, read some characters without timeout */
|
|
if (next >= cend)
|
|
{
|
|
next = user = cend = 0;
|
|
fillkeybuf(when, 0);
|
|
}
|
|
|
|
/* try to map the key, unless already mapped and not ":set noremap" */
|
|
if (next <= user || *o_remap)
|
|
{
|
|
do
|
|
{
|
|
do
|
|
{
|
|
matches = countmatch(when);
|
|
} while (matches > 1 && fillkeybuf(when, *o_keytime) > 0);
|
|
if (matches == 1)
|
|
{
|
|
execmap(match->len, match->cooked,
|
|
(match->flags & WHEN_INMV) != 0
|
|
&& (when & (WHEN_VIINP|WHEN_VIREP)) != 0);
|
|
}
|
|
} while (*o_remap && matches == 1);
|
|
}
|
|
|
|
/* ERASEKEY should always be mapped to '\b'. */
|
|
if (keybuf[next] == ERASEKEY)
|
|
{
|
|
keybuf[next] = '\b';
|
|
}
|
|
|
|
#ifndef NO_ABBR
|
|
/* try to expand an abbreviation, except in visual command mode */
|
|
if (wlen > 0 && (mode & (WHEN_EX|WHEN_VIINP|WHEN_VIREP)) != 0)
|
|
{
|
|
expandabbr(word, wlen);
|
|
}
|
|
#endif
|
|
|
|
/* return the next key */
|
|
return keybuf[next++];
|
|
}
|
|
|
|
/* This function maps or unmaps a key */
|
|
void mapkey(rawin, cooked, when, name)
|
|
char *rawin; /* the input key sequence, before mapping */
|
|
char *cooked;/* after mapping -- or NULL to remove map */
|
|
int when; /* bitmap of when mapping should happen */
|
|
char *name; /* name of the key, NULL for no name, "abbr" for abbr */
|
|
{
|
|
MAP **head; /* head of list of maps or abbreviations */
|
|
MAP *scan; /* used for scanning through the list */
|
|
MAP *prev; /* used during deletions */
|
|
|
|
/* Is this a map or an abbreviation? Choose the right list. */
|
|
#ifndef NO_ABBR
|
|
head = ((!name || strcmp(name, "abbr")) ? &maps : &abbrs);
|
|
#else
|
|
head = &maps;
|
|
#endif
|
|
|
|
/* try to find the map in the list */
|
|
for (scan = *head, prev = (MAP *)0;
|
|
scan && (strcmp(rawin, scan->rawin) && strcmp(rawin, scan->cooked) ||
|
|
!(scan->flags & when & (WHEN_EX|WHEN_VICMD|WHEN_VIINP|WHEN_VIREP)));
|
|
prev = scan, scan = scan->next)
|
|
{
|
|
}
|
|
|
|
/* trying to map? (not unmap) */
|
|
if (cooked && *cooked)
|
|
{
|
|
/* if map starts with "visual ", then mark it as a visual map */
|
|
if (head == &maps && !strncmp(cooked, "visual ", 7))
|
|
{
|
|
cooked += 7;
|
|
when |= WHEN_INMV;
|
|
}
|
|
|
|
/* "visual" maps always work in input mode */
|
|
if (when & WHEN_INMV)
|
|
{
|
|
when |= WHEN_VIINP|WHEN_VIREP|WHEN_POPUP;
|
|
}
|
|
|
|
/* if not already in the list, then allocate a new structure */
|
|
if (!scan)
|
|
{
|
|
scan = (MAP *)malloc(sizeof(MAP));
|
|
scan->len = strlen(rawin);
|
|
scan->rawin = malloc((unsigned)(scan->len + 1));
|
|
strcpy(scan->rawin, rawin);
|
|
scan->flags = when;
|
|
scan->label = name;
|
|
if (*head)
|
|
{
|
|
prev->next = scan;
|
|
}
|
|
else
|
|
{
|
|
*head = scan;
|
|
}
|
|
scan->next = (MAP *)0;
|
|
}
|
|
else /* recycle old structure */
|
|
{
|
|
_free_(scan->cooked);
|
|
}
|
|
scan->cooked = malloc((unsigned)(strlen(cooked) + 1));
|
|
strcpy(scan->cooked, cooked);
|
|
}
|
|
else /* unmapping */
|
|
{
|
|
/* if nothing to unmap, then exit silently */
|
|
if (!scan)
|
|
{
|
|
return;
|
|
}
|
|
|
|
/* unlink the structure from the list */
|
|
if (prev)
|
|
{
|
|
prev->next = scan->next;
|
|
}
|
|
else
|
|
{
|
|
*head = scan->next;
|
|
}
|
|
|
|
/* free it, and the strings that it refers to */
|
|
_free_(scan->rawin);
|
|
_free_(scan->cooked);
|
|
_free_(scan);
|
|
}
|
|
}
|
|
|
|
|
|
/* This function returns a printable version of a string. It uses tmpblk.c */
|
|
char *printable(str)
|
|
char *str; /* the string to convert */
|
|
{
|
|
char *build; /* used for building the string */
|
|
|
|
for (build = tmpblk.c; *str; str++)
|
|
{
|
|
#if AMIGA
|
|
if (*str == '\233')
|
|
{
|
|
*build++ = '<';
|
|
*build++ = 'C';
|
|
*build++ = 'S';
|
|
*build++ = 'I';
|
|
*build++ = '>';
|
|
} else
|
|
#endif
|
|
if (UCHAR(*str) < ' ' || *str == '\177')
|
|
{
|
|
*build++ = '^';
|
|
*build++ = *str ^ '@';
|
|
}
|
|
else
|
|
{
|
|
*build++ = *str;
|
|
}
|
|
}
|
|
*build = '\0';
|
|
return tmpblk.c;
|
|
}
|
|
|
|
/* This function displays the contents of either the map table or the
|
|
* abbreviation table. User commands call this function as follows:
|
|
* :map dumpkey(WHEN_VICMD, FALSE);
|
|
* :map! dumpkey(WHEN_VIREP|WHEN_VIINP, FALSE);
|
|
* :abbr dumpkey(WHEN_VIINP|WHEN_VIREP, TRUE);
|
|
* :abbr! dumpkey(WHEN_EX|WHEN_VIINP|WHEN_VIREP, TRUE);
|
|
*/
|
|
void dumpkey(when, abbr)
|
|
int when; /* WHEN_XXXX of mappings to be dumped */
|
|
int abbr; /* boolean: dump abbreviations instead of maps? */
|
|
{
|
|
MAP *scan;
|
|
char *str;
|
|
int len;
|
|
|
|
#ifndef NO_ABBR
|
|
for (scan = (abbr ? abbrs : maps); scan; scan = scan->next)
|
|
#else
|
|
for (scan = maps; scan; scan = scan->next)
|
|
#endif
|
|
{
|
|
/* skip entries that don't match "when" */
|
|
if ((scan->flags & when) == 0)
|
|
{
|
|
continue;
|
|
}
|
|
|
|
/* dump the key label, if any */
|
|
if (!abbr)
|
|
{
|
|
len = 8;
|
|
if (scan->label)
|
|
{
|
|
qaddstr(scan->label);
|
|
len -= strlen(scan->label);
|
|
}
|
|
do
|
|
{
|
|
qaddch(' ');
|
|
} while (len-- > 0);
|
|
}
|
|
|
|
/* dump the rawin version */
|
|
str = printable(scan->rawin);
|
|
qaddstr(str);
|
|
len = strlen(str);
|
|
do
|
|
{
|
|
qaddch(' ');
|
|
} while (len++ < 8);
|
|
|
|
/* dump the mapped version */
|
|
#ifndef NO_EXTENSIONS
|
|
if ((scan->flags & WHEN_INMV) && (when & (WHEN_VIINP|WHEN_VIREP)))
|
|
{
|
|
qaddstr("visual ");
|
|
}
|
|
#endif
|
|
str = printable(scan->cooked);
|
|
qaddstr(str);
|
|
addch('\n');
|
|
exrefresh();
|
|
}
|
|
}
|
|
|
|
#ifndef NO_MKEXRC
|
|
|
|
static void safequote(str)
|
|
char *str;
|
|
{
|
|
char *build;
|
|
|
|
build = tmpblk.c + strlen(tmpblk.c);
|
|
while (*str)
|
|
{
|
|
if (*str <= ' ' && *str >= 1 || *str == '|')
|
|
{
|
|
*build++ = ctrl('V');
|
|
}
|
|
*build++ = *str++;
|
|
}
|
|
*build = '\0';
|
|
}
|
|
|
|
/* This function saves the contents of either the map table or the
|
|
* abbreviation table into a file. Both the "bang" and "no bang" versions
|
|
* are saved.
|
|
* :map dumpkey(WHEN_VICMD, FALSE);
|
|
* :map! dumpkey(WHEN_VIREP|WHEN_VIINP, FALSE);
|
|
* :abbr dumpkey(WHEN_VIINP|WHEN_VIREP, TRUE);
|
|
* :abbr! dumpkey(WHEN_EX|WHEN_VIINP|WHEN_VIREP, TRUE);
|
|
*/
|
|
void
|
|
savemaps(fd, abbr)
|
|
int fd; /* file descriptor of an open file to write to */
|
|
int abbr; /* boolean: do abbr table? (else do map table) */
|
|
{
|
|
MAP *scan;
|
|
int bang;
|
|
int when;
|
|
|
|
# ifndef NO_ABBR
|
|
for (scan = (abbr ? abbrs : maps); scan; scan = scan->next)
|
|
# else
|
|
for (scan = maps; scan; scan = scan->next)
|
|
# endif
|
|
{
|
|
/* skip maps that have labels, except for function keys */
|
|
if (scan->label && *scan->label != '#')
|
|
{
|
|
continue;
|
|
}
|
|
|
|
for (bang = 0; bang < 2; bang++)
|
|
{
|
|
/* decide which "when" flags we want */
|
|
# ifndef NO_ABBR
|
|
if (abbr)
|
|
when = (bang ? WHEN_EX|WHEN_VIINP|WHEN_VIREP : WHEN_VIINP|WHEN_VIREP);
|
|
else
|
|
# endif
|
|
when = (bang ? WHEN_VIREP|WHEN_VIINP : WHEN_VICMD);
|
|
|
|
/* skip entries that don't match "when" */
|
|
if ((scan->flags & when) == 0)
|
|
{
|
|
continue;
|
|
}
|
|
|
|
/* write a "map" or "abbr" command name */
|
|
# ifndef NO_ABBR
|
|
if (abbr)
|
|
strcpy(tmpblk.c, "abbr");
|
|
else
|
|
# endif
|
|
strcpy(tmpblk.c, "map");
|
|
|
|
/* maybe write a bang. Definitely write a space */
|
|
if (bang)
|
|
strcat(tmpblk.c, "! ");
|
|
else
|
|
strcat(tmpblk.c, " ");
|
|
|
|
/* write the rawin version */
|
|
# ifndef NO_FKEY
|
|
if (scan->label)
|
|
strcat(tmpblk.c, scan->label);
|
|
else
|
|
# endif
|
|
safequote(scan->rawin);
|
|
strcat(tmpblk.c, " ");
|
|
|
|
/* dump the mapped version */
|
|
# ifndef NO_EXTENSIONS
|
|
if ((scan->flags & WHEN_INMV) && (when & (WHEN_VIINP|WHEN_VIREP)))
|
|
{
|
|
strcat(tmpblk.c, "visual ");
|
|
}
|
|
# endif
|
|
safequote(scan->cooked);
|
|
strcat(tmpblk.c, "\n");
|
|
twrite(fd, tmpblk.c, strlen(tmpblk.c));
|
|
}
|
|
}
|
|
}
|
|
#endif
|