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Upgrade to libedit-2.9

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This commit is contained in:
msvensson@neptunus.(none)
2005-04-21 12:06:46 +02:00
parent e0fe3e75c7
commit 3aecb8acce
42 changed files with 2857 additions and 1313 deletions
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84
cmd-line-utils/libedit/search.c
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@ -1,4 +1,4 @@
/* $NetBSD: search.c,v 1.14 2002/11/20 16:50:08 christos Exp $ */
/* $NetBSD: search.c,v 1.20 2004/11/04 01:16:03 christos Exp $ */
/*-
* Copyright (c) 1992, 1993
@ -15,11 +15,7 @@
* 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
* 3. 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.
*
@ -36,21 +32,13 @@
* SUCH DAMAGE.
*/
#include "config.h"
#if !defined(lint) && !defined(SCCSID)
#if 0
static char sccsid[] = "@(#)search.c 8.1 (Berkeley) 6/4/93";
#else
__RCSID("$NetBSD: search.c,v 1.14 2002/11/20 16:50:08 christos Exp $");
#endif
#endif /* not lint && not SCCSID */
#include <config.h>
/*
* search.c: History and character search functions
*/
#include <stdlib.h>
#if defined(REGEX)
#include <sys/types.h>
#include <regex.h>
#elif defined(REGEXP)
#include <regexp.h>
@ -227,8 +215,11 @@ ce_inc_search(EditLine *el, int dir)
if (el->el_search.patlen == 0) { /* first round */
pchar = ':';
#ifdef ANCHOR
#define LEN 2
el->el_search.patbuf[el->el_search.patlen++] = '.';
el->el_search.patbuf[el->el_search.patlen++] = '*';
#else
#define LEN 0
#endif
}
done = redo = 0;
@ -237,7 +228,7 @@ ce_inc_search(EditLine *el, int dir)
*cp; *el->el_line.lastchar++ = *cp++)
continue;
*el->el_line.lastchar++ = pchar;
for (cp = &el->el_search.patbuf[1];
for (cp = &el->el_search.patbuf[LEN];
cp < &el->el_search.patbuf[el->el_search.patlen];
*el->el_line.lastchar++ = *cp++)
continue;
@ -250,7 +241,7 @@ ce_inc_search(EditLine *el, int dir)
switch (el->el_map.current[(unsigned char) ch]) {
case ED_INSERT:
case ED_DIGIT:
if (el->el_search.patlen > EL_BUFSIZ - 3)
if (el->el_search.patlen >= EL_BUFSIZ - LEN)
term_beep(el);
else {
el->el_search.patbuf[el->el_search.patlen++] =
@ -271,8 +262,9 @@ ce_inc_search(EditLine *el, int dir)
redo++;
break;
case EM_DELETE_PREV_CHAR:
case ED_DELETE_PREV_CHAR:
if (el->el_search.patlen > 1)
if (el->el_search.patlen > LEN)
done++;
else
term_beep(el);
@ -287,17 +279,18 @@ ce_inc_search(EditLine *el, int dir)
case 0027: /* ^W: Append word */
/* No can do if globbing characters in pattern */
for (cp = &el->el_search.patbuf[1];; cp++)
if (cp >= &el->el_search.patbuf[el->el_search.patlen]) {
for (cp = &el->el_search.patbuf[LEN];; cp++)
if (cp >= &el->el_search.patbuf[
el->el_search.patlen]) {
el->el_line.cursor +=
el->el_search.patlen - 1;
el->el_search.patlen - LEN - 1;
cp = c__next_word(el->el_line.cursor,
el->el_line.lastchar, 1,
ce__isword);
while (el->el_line.cursor < cp &&
*el->el_line.cursor != '\n') {
if (el->el_search.patlen >
EL_BUFSIZ - 3) {
if (el->el_search.patlen >=
EL_BUFSIZ - LEN) {
term_beep(el);
break;
}
@ -339,13 +332,13 @@ ce_inc_search(EditLine *el, int dir)
/* Can't search if unmatched '[' */
for (cp = &el->el_search.patbuf[el->el_search.patlen-1],
ch = ']';
cp > el->el_search.patbuf;
cp >= &el->el_search.patbuf[LEN];
cp--)
if (*cp == '[' || *cp == ']') {
ch = *cp;
break;
}
if (el->el_search.patlen > 1 && ch != '[') {
if (el->el_search.patlen > LEN && ch != '[') {
if (redo && newdir == dir) {
if (pchar == '?') { /* wrap around */
el->el_history.eventno =
@ -375,9 +368,8 @@ ce_inc_search(EditLine *el, int dir)
'\0';
if (el->el_line.cursor < el->el_line.buffer ||
el->el_line.cursor > el->el_line.lastchar ||
(ret = ce_search_line(el,
&el->el_search.patbuf[1],
newdir)) == CC_ERROR) {
(ret = ce_search_line(el, newdir))
== CC_ERROR) {
/* avoid c_setpat */
el->el_state.lastcmd =
(el_action_t) newdir;
@ -390,11 +382,11 @@ ce_inc_search(EditLine *el, int dir)
el->el_line.lastchar :
el->el_line.buffer;
(void) ce_search_line(el,
&el->el_search.patbuf[1],
newdir);
}
}
el->el_search.patbuf[--el->el_search.patlen] =
el->el_search.patlen -= LEN;
el->el_search.patbuf[el->el_search.patlen] =
'\0';
if (ret == CC_ERROR) {
term_beep(el);
@ -453,9 +445,6 @@ cv_search(EditLine *el, int dir)
#ifdef ANCHOR
tmpbuf[0] = '.';
tmpbuf[1] = '*';
#define LEN 2
#else
#define LEN 0
#endif
tmplen = LEN;
@ -521,24 +510,39 @@ cv_search(EditLine *el, int dir)
* Look for a pattern inside a line
*/
protected el_action_t
ce_search_line(EditLine *el, char *pattern, int dir)
ce_search_line(EditLine *el, int dir)
{
char *cp;
char *cp = el->el_line.cursor;
char *pattern = el->el_search.patbuf;
char oc, *ocp;
#ifdef ANCHOR
ocp = &pattern[1];
oc = *ocp;
*ocp = '^';
#else
ocp = pattern;
oc = *ocp;
#endif
if (dir == ED_SEARCH_PREV_HISTORY) {
for (cp = el->el_line.cursor; cp >= el->el_line.buffer; cp--)
if (el_match(cp, pattern)) {
for (; cp >= el->el_line.buffer; cp--) {
if (el_match(cp, ocp)) {
*ocp = oc;
el->el_line.cursor = cp;
return (CC_NORM);
}
}
*ocp = oc;
return (CC_ERROR);
} else {
for (cp = el->el_line.cursor; *cp != '\0' &&
cp < el->el_line.limit; cp++)
if (el_match(cp, pattern)) {
for (; *cp != '\0' && cp < el->el_line.limit; cp++) {
if (el_match(cp, ocp)) {
*ocp = oc;
el->el_line.cursor = cp;
return (CC_NORM);
}
}
*ocp = oc;
return (CC_ERROR);
}
}