diff options
Diffstat (limited to 'usr.bin/vi/nvi/v_replace.c')
| -rw-r--r-- | usr.bin/vi/nvi/v_replace.c | 176 |
1 files changed, 0 insertions, 176 deletions
diff --git a/usr.bin/vi/nvi/v_replace.c b/usr.bin/vi/nvi/v_replace.c deleted file mode 100644 index f9378e7ac4ed8..0000000000000 --- a/usr.bin/vi/nvi/v_replace.c +++ /dev/null @@ -1,176 +0,0 @@ -/*- - * Copyright (c) 1992, 1993 - * The Regents of the University of California. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * This product includes software developed by the University of - * California, Berkeley and its contributors. - * 4. Neither the name of the University nor the names of its contributors - * may be used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - */ - -#ifndef lint -static char sccsid[] = "@(#)v_replace.c 8.12 (Berkeley) 12/9/93"; -#endif /* not lint */ - -#include <sys/types.h> - -#include <ctype.h> -#include <errno.h> -#include <stdlib.h> -#include <string.h> - -#include "vi.h" -#include "vcmd.h" - -/* - * v_replace -- [count]rc - * The r command in historic vi was almost beautiful in its badness. - * For example, "r<erase>" and "r<word erase>" beeped the terminal - * and deleted a single character. "Nr<carriage return>", where N - * was greater than 1, inserted a single carriage return. This may - * not be right, but at least it's not insane. - */ -int -v_replace(sp, ep, vp, fm, tm, rp) - SCR *sp; - EXF *ep; - VICMDARG *vp; - MARK *fm, *tm, *rp; -{ - CH ikey; - TEXT *tp; - recno_t lno; - size_t blen, len; - u_long cnt; - int rval; - char *bp, *p; - - /* - * If the line doesn't exist, or it's empty, replacement isn't - * allowed. It's not hard to implement, but: - * - * 1: It's historic practice. - * 2: For consistency, this change would require that the more - * general case, "Nr", when the user is < N characters from - * the end of the line, also work. - * 3: Replacing a newline has somewhat odd semantics. - */ - if ((p = file_gline(sp, ep, fm->lno, &len)) == NULL) { - if (file_lline(sp, ep, &lno)) - return (1); - if (lno != 0) { - GETLINE_ERR(sp, fm->lno); - return (1); - } - goto nochar; - } - if (len == 0) { -nochar: msgq(sp, M_BERR, "No characters to replace"); - return (1); - } - - /* - * Figure out how many characters to be replace; for no particular - * reason other than that the semantics of replacing the newline - * are confusing, only permit the replacement of the characters in - * the current line. I suppose we could simply append the replacement - * characters to the line, but I see no compelling reason to do so. - */ - cnt = F_ISSET(vp, VC_C1SET) ? vp->count : 1; - rp->cno = fm->cno + cnt - 1; - if (rp->cno > len - 1) { - v_eol(sp, ep, fm); - return (1); - } - - /* Get the character, literal escapes, escape terminates. */ - if (F_ISSET(vp, VC_ISDOT)) { - ikey.ch = VIP(sp)->rlast; - ikey.value = term_key_val(sp, ikey.ch); - } else { - if (term_key(sp, &ikey, 0) != INP_OK) - return (1); - switch (ikey.value) { - case K_ESCAPE: - *rp = *fm; - return (0); - case K_VLNEXT: - if (term_key(sp, &ikey, 0) != INP_OK) - return (1); - break; - } - VIP(sp)->rlast = ikey.ch; - } - - /* Copy the line. */ - GET_SPACE_RET(sp, bp, blen, len); - memmove(bp, p, len); - p = bp; - - if (ikey.value == K_CR || ikey.value == K_NL) { - /* Set return line. */ - rp->lno = fm->lno + cnt; - - /* The first part of the current line. */ - if (file_sline(sp, ep, fm->lno, p, fm->cno)) - goto err_ret; - - /* - * The rest of the current line. And, of course, now it gets - * tricky. Any white space after the replaced character is - * stripped, and autoindent is applied. Put the cursor on the - * last indent character as did historic vi. - */ - for (p += fm->cno + cnt, len -= fm->cno + cnt; - len && isblank(*p); --len, ++p); - - if ((tp = text_init(sp, p, len, len)) == NULL) - goto err_ret; - if (txt_auto(sp, ep, fm->lno, NULL, 0, tp)) - goto err_ret; - rp->cno = tp->ai ? tp->ai - 1 : 0; - if (file_aline(sp, ep, 1, fm->lno, tp->lb, tp->len)) - goto err_ret; - text_free(tp); - - rval = 0; - - /* All of the middle lines. */ - while (--cnt) - if (file_aline(sp, ep, 1, fm->lno, "", 0)) { -err_ret: rval = 1; - break; - } - } else { - memset(bp + fm->cno, ikey.ch, cnt); - rval = file_sline(sp, ep, fm->lno, bp, len); - - rp->lno = fm->lno; - rp->cno = fm->cno + cnt - 1; - } - FREE_SPACE(sp, bp, blen); - return (rval); -} |