svn commit: r220179 - in vendor/NetBSD/libedit/2005-08-02: . TEST
readline
David E. O'Brien
obrien at FreeBSD.org
Thu Mar 31 01:14:06 UTC 2011
Author: obrien
Date: Thu Mar 31 01:14:06 2011
New Revision: 220179
URL: http://svn.freebsd.org/changeset/base/220179
Log:
"Tag" the "2005/08/02 12:11:14 UTC" import.
Added:
vendor/NetBSD/libedit/2005-08-02/
- copied from r220176, vendor/NetBSD/libedit/dist/
vendor/NetBSD/libedit/2005-08-02/TEST/Makefile
- copied unchanged from r220178, vendor/NetBSD/libedit/dist/TEST/Makefile
vendor/NetBSD/libedit/2005-08-02/config.h
- copied unchanged from r220178, vendor/NetBSD/libedit/dist/config.h
vendor/NetBSD/libedit/2005-08-02/filecomplete.c
- copied unchanged from r220178, vendor/NetBSD/libedit/dist/filecomplete.c
vendor/NetBSD/libedit/2005-08-02/filecomplete.h
- copied unchanged from r220178, vendor/NetBSD/libedit/dist/filecomplete.h
Replaced:
vendor/NetBSD/libedit/2005-08-02/Makefile
- copied unchanged from r220178, vendor/NetBSD/libedit/dist/Makefile
vendor/NetBSD/libedit/2005-08-02/TEST/test.c
- copied unchanged from r220178, vendor/NetBSD/libedit/dist/TEST/test.c
vendor/NetBSD/libedit/2005-08-02/chared.c
- copied unchanged from r220178, vendor/NetBSD/libedit/dist/chared.c
vendor/NetBSD/libedit/2005-08-02/chared.h
- copied unchanged from r220178, vendor/NetBSD/libedit/dist/chared.h
vendor/NetBSD/libedit/2005-08-02/common.c
- copied unchanged from r220178, vendor/NetBSD/libedit/dist/common.c
vendor/NetBSD/libedit/2005-08-02/editline.3
- copied unchanged from r220178, vendor/NetBSD/libedit/dist/editline.3
vendor/NetBSD/libedit/2005-08-02/editrc.5
- copied unchanged from r220178, vendor/NetBSD/libedit/dist/editrc.5
vendor/NetBSD/libedit/2005-08-02/el.c
- copied unchanged from r220178, vendor/NetBSD/libedit/dist/el.c
vendor/NetBSD/libedit/2005-08-02/el.h
- copied unchanged from r220178, vendor/NetBSD/libedit/dist/el.h
vendor/NetBSD/libedit/2005-08-02/emacs.c
- copied unchanged from r220178, vendor/NetBSD/libedit/dist/emacs.c
vendor/NetBSD/libedit/2005-08-02/hist.c
- copied unchanged from r220178, vendor/NetBSD/libedit/dist/hist.c
vendor/NetBSD/libedit/2005-08-02/hist.h
- copied unchanged from r220178, vendor/NetBSD/libedit/dist/hist.h
vendor/NetBSD/libedit/2005-08-02/histedit.h
- copied unchanged from r220178, vendor/NetBSD/libedit/dist/histedit.h
vendor/NetBSD/libedit/2005-08-02/history.c
- copied unchanged from r220178, vendor/NetBSD/libedit/dist/history.c
vendor/NetBSD/libedit/2005-08-02/key.c
- copied unchanged from r220178, vendor/NetBSD/libedit/dist/key.c
vendor/NetBSD/libedit/2005-08-02/key.h
- copied unchanged from r220178, vendor/NetBSD/libedit/dist/key.h
vendor/NetBSD/libedit/2005-08-02/makelist
- copied unchanged from r220178, vendor/NetBSD/libedit/dist/makelist
vendor/NetBSD/libedit/2005-08-02/map.c
- copied unchanged from r220178, vendor/NetBSD/libedit/dist/map.c
vendor/NetBSD/libedit/2005-08-02/map.h
- copied unchanged from r220178, vendor/NetBSD/libedit/dist/map.h
vendor/NetBSD/libedit/2005-08-02/parse.c
- copied unchanged from r220178, vendor/NetBSD/libedit/dist/parse.c
vendor/NetBSD/libedit/2005-08-02/parse.h
- copied unchanged from r220178, vendor/NetBSD/libedit/dist/parse.h
vendor/NetBSD/libedit/2005-08-02/prompt.c
- copied unchanged from r220178, vendor/NetBSD/libedit/dist/prompt.c
vendor/NetBSD/libedit/2005-08-02/prompt.h
- copied unchanged from r220178, vendor/NetBSD/libedit/dist/prompt.h
vendor/NetBSD/libedit/2005-08-02/read.c
- copied unchanged from r220178, vendor/NetBSD/libedit/dist/read.c
vendor/NetBSD/libedit/2005-08-02/read.h
- copied unchanged from r220178, vendor/NetBSD/libedit/dist/read.h
vendor/NetBSD/libedit/2005-08-02/readline.c
- copied unchanged from r220178, vendor/NetBSD/libedit/dist/readline.c
vendor/NetBSD/libedit/2005-08-02/readline/Makefile
- copied unchanged from r220178, vendor/NetBSD/libedit/dist/readline/Makefile
vendor/NetBSD/libedit/2005-08-02/readline/readline.h
- copied unchanged from r220178, vendor/NetBSD/libedit/dist/readline/readline.h
vendor/NetBSD/libedit/2005-08-02/refresh.c
- copied unchanged from r220178, vendor/NetBSD/libedit/dist/refresh.c
vendor/NetBSD/libedit/2005-08-02/refresh.h
- copied unchanged from r220178, vendor/NetBSD/libedit/dist/refresh.h
vendor/NetBSD/libedit/2005-08-02/search.c
- copied unchanged from r220178, vendor/NetBSD/libedit/dist/search.c
vendor/NetBSD/libedit/2005-08-02/search.h
- copied unchanged from r220178, vendor/NetBSD/libedit/dist/search.h
vendor/NetBSD/libedit/2005-08-02/shlib_version
- copied unchanged from r220178, vendor/NetBSD/libedit/dist/shlib_version
vendor/NetBSD/libedit/2005-08-02/sig.c
- copied unchanged from r220178, vendor/NetBSD/libedit/dist/sig.c
vendor/NetBSD/libedit/2005-08-02/sig.h
- copied unchanged from r220178, vendor/NetBSD/libedit/dist/sig.h
vendor/NetBSD/libedit/2005-08-02/sys.h
- copied unchanged from r220178, vendor/NetBSD/libedit/dist/sys.h
vendor/NetBSD/libedit/2005-08-02/term.c
- copied unchanged from r220178, vendor/NetBSD/libedit/dist/term.c
vendor/NetBSD/libedit/2005-08-02/term.h
- copied unchanged from r220178, vendor/NetBSD/libedit/dist/term.h
vendor/NetBSD/libedit/2005-08-02/tokenizer.c
- copied unchanged from r220178, vendor/NetBSD/libedit/dist/tokenizer.c
vendor/NetBSD/libedit/2005-08-02/tty.c
- copied unchanged from r220178, vendor/NetBSD/libedit/dist/tty.c
vendor/NetBSD/libedit/2005-08-02/tty.h
- copied unchanged from r220178, vendor/NetBSD/libedit/dist/tty.h
vendor/NetBSD/libedit/2005-08-02/vi.c
- copied unchanged from r220178, vendor/NetBSD/libedit/dist/vi.c
Deleted:
vendor/NetBSD/libedit/2005-08-02/tokenizer.h
Copied: vendor/NetBSD/libedit/2005-08-02/Makefile (from r220178, vendor/NetBSD/libedit/dist/Makefile)
==============================================================================
--- /dev/null 00:00:00 1970 (empty, because file is newly added)
+++ vendor/NetBSD/libedit/2005-08-02/Makefile Thu Mar 31 01:14:06 2011 (r220179, copy of r220178, vendor/NetBSD/libedit/dist/Makefile)
@@ -0,0 +1,104 @@
+# $NetBSD: Makefile,v 1.34 2005/05/28 12:02:53 lukem Exp $
+# @(#)Makefile 8.1 (Berkeley) 6/4/93
+
+USE_SHLIBDIR= yes
+
+WARNS= 3
+LIB= edit
+
+LIBDPLIBS= termcap ${.CURDIR}/../libterm
+
+OSRCS= chared.c common.c el.c emacs.c fcns.c filecomplete.c help.c hist.c \
+ key.c map.c \
+ parse.c prompt.c read.c refresh.c search.c sig.c term.c tty.c vi.c
+
+MAN= editline.3 editrc.5
+
+MLINKS= editline.3 el_init.3 editline.3 el_end.3 editline.3 el_reset.3 \
+ editline.3 el_gets.3 editline.3 el_getc.3 editline.3 el_push.3 \
+ editline.3 el_parse.3 editline.3 el_set.3 editline.3 el_get.3 \
+ editline.3 el_source.3 editline.3 el_resize.3 editline.3 el_line.3 \
+ editline.3 el_insertstr.3 editline.3 el_deletestr.3 \
+ editline.3 history_init.3 editline.3 history_end.3 \
+ editline.3 history.3 \
+ editline.3 tok_init.3 editline.3 tok_end.3 editline.3 tok_reset.3 \
+ editline.3 tok_line.3 editline.3 tok_str.3
+
+# For speed and debugging
+#SRCS= ${OSRCS} tokenizer.c history.c readline.c
+# For protection
+SRCS= editline.c tokenizer.c history.c readline.c
+
+LIBEDITDIR?=${.CURDIR}
+
+INCS= histedit.h
+INCSDIR=/usr/include
+
+CLEANFILES+=editline.c
+CLEANFILES+=common.h.tmp editline.c.tmp emacs.h.tmp fcns.c.tmp fcns.h.tmp
+CLEANFILES+=help.c.tmp help.h.tmp vi.h.tmp
+CLEANFILES+=test.o test
+CPPFLAGS+=-I. -I${LIBEDITDIR}
+CPPFLAGS+=-I. -I${.CURDIR}
+CPPFLAGS+=#-DDEBUG_TTY -DDEBUG_KEY -DDEBUG_READ -DDEBUG -DDEBUG_REFRESH
+CPPFLAGS+=#-DDEBUG_PASTE -DDEBUG_EDIT
+
+AHDR=vi.h emacs.h common.h
+ASRC=${LIBEDITDIR}/vi.c ${LIBEDITDIR}/emacs.c ${LIBEDITDIR}/common.c
+
+DPSRCS+= ${AHDR} fcns.h help.h fcns.c help.c
+CLEANFILES+= ${AHDR} fcns.h help.h fcns.c help.c
+
+SUBDIR= readline
+
+vi.h: vi.c makelist Makefile
+ ${_MKTARGET_CREATE}
+ ${HOST_SH} ${LIBEDITDIR}/makelist -h ${LIBEDITDIR}/vi.c \
+ > ${.TARGET}.tmp && \
+ mv ${.TARGET}.tmp ${.TARGET}
+
+emacs.h: emacs.c makelist Makefile
+ ${_MKTARGET_CREATE}
+ ${HOST_SH} ${LIBEDITDIR}/makelist -h ${LIBEDITDIR}/emacs.c \
+ > ${.TARGET}.tmp && \
+ mv ${.TARGET}.tmp ${.TARGET}
+
+common.h: common.c makelist Makefile
+ ${_MKTARGET_CREATE}
+ ${HOST_SH} ${LIBEDITDIR}/makelist -h ${LIBEDITDIR}/common.c \
+ > ${.TARGET}.tmp && \
+ mv ${.TARGET}.tmp ${.TARGET}
+
+fcns.h: ${AHDR} makelist Makefile
+ ${_MKTARGET_CREATE}
+ ${HOST_SH} ${LIBEDITDIR}/makelist -fh ${AHDR} > ${.TARGET}.tmp && \
+ mv ${.TARGET}.tmp ${.TARGET}
+
+fcns.c: ${AHDR} fcns.h help.h makelist Makefile
+ ${_MKTARGET_CREATE}
+ ${HOST_SH} ${LIBEDITDIR}/makelist -fc ${AHDR} > ${.TARGET}.tmp && \
+ mv ${.TARGET}.tmp ${.TARGET}
+
+help.c: ${ASRC} makelist Makefile
+ ${_MKTARGET_CREATE}
+ ${HOST_SH} ${LIBEDITDIR}/makelist -bc ${ASRC} > ${.TARGET}.tmp && \
+ mv ${.TARGET}.tmp ${.TARGET}
+
+help.h: ${ASRC} makelist Makefile
+ ${_MKTARGET_CREATE}
+ ${HOST_SH} ${LIBEDITDIR}/makelist -bh ${ASRC} > ${.TARGET}.tmp && \
+ mv ${.TARGET}.tmp ${.TARGET}
+
+editline.c: ${OSRCS} makelist Makefile
+ ${_MKTARGET_CREATE}
+ ${HOST_SH} ${LIBEDITDIR}/makelist -e ${OSRCS:T} > ${.TARGET}.tmp && \
+ mv ${.TARGET}.tmp ${.TARGET}
+
+test.o: ${LIBEDITDIR}/TEST/test.c
+
+test: libedit.a test.o
+ ${_MKTARGET_LINK}
+ ${CC} ${LDFLAGS} ${.ALLSRC} -o ${.TARGET} libedit.a ${LDADD} -ltermcap
+
+.include <bsd.lib.mk>
+.include <bsd.subdir.mk>
Copied: vendor/NetBSD/libedit/2005-08-02/TEST/Makefile (from r220178, vendor/NetBSD/libedit/dist/TEST/Makefile)
==============================================================================
--- /dev/null 00:00:00 1970 (empty, because file is newly added)
+++ vendor/NetBSD/libedit/2005-08-02/TEST/Makefile Thu Mar 31 01:14:06 2011 (r220179, copy of r220178, vendor/NetBSD/libedit/dist/TEST/Makefile)
@@ -0,0 +1,13 @@
+# $NetBSD: Makefile,v 1.2 2003/12/05 13:37:48 lukem Exp $
+
+NOMAN=1
+PROG=test
+CPPFLAGS=-I${.CURDIR}/..
+LDADD+=-ledit -ltermcap
+DPADD+=${LIBEDIT} ${LIBTERMCAP}
+
+.ifdef DEBUG
+CPPFLAGS+=-DDEBUG
+.endif
+
+.include <bsd.prog.mk>
Copied: vendor/NetBSD/libedit/2005-08-02/TEST/test.c (from r220178, vendor/NetBSD/libedit/dist/TEST/test.c)
==============================================================================
--- /dev/null 00:00:00 1970 (empty, because file is newly added)
+++ vendor/NetBSD/libedit/2005-08-02/TEST/test.c Thu Mar 31 01:14:06 2011 (r220179, copy of r220178, vendor/NetBSD/libedit/dist/TEST/test.c)
@@ -0,0 +1,301 @@
+/* $NetBSD: test.c,v 1.18 2005/06/01 11:37:52 lukem Exp $ */
+
+/*-
+ * Copyright (c) 1992, 1993
+ * The Regents of the University of California. All rights reserved.
+ *
+ * This code is derived from software contributed to Berkeley by
+ * Christos Zoulas of Cornell University.
+ *
+ * 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. 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.
+ */
+
+#include "config.h"
+#ifndef lint
+__COPYRIGHT("@(#) Copyright (c) 1992, 1993\n\
+ The Regents of the University of California. All rights reserved.\n");
+#endif /* not lint */
+
+#if !defined(lint) && !defined(SCCSID)
+#if 0
+static char sccsid[] = "@(#)test.c 8.1 (Berkeley) 6/4/93";
+#else
+__RCSID("$NetBSD: test.c,v 1.18 2005/06/01 11:37:52 lukem Exp $");
+#endif
+#endif /* not lint && not SCCSID */
+
+/*
+ * test.c: A little test program
+ */
+#include <stdio.h>
+#include <string.h>
+#include <signal.h>
+#include <sys/wait.h>
+#include <ctype.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <dirent.h>
+
+#include "histedit.h"
+
+static int continuation = 0;
+volatile sig_atomic_t gotsig = 0;
+
+static unsigned char complete(EditLine *, int);
+ int main(int, char **);
+static char *prompt(EditLine *);
+static void sig(int);
+
+static char *
+prompt(EditLine *el)
+{
+ static char a[] = "Edit$ ";
+ static char b[] = "Edit> ";
+
+ return (continuation ? b : a);
+}
+
+static void
+sig(int i)
+{
+ gotsig = i;
+}
+
+static unsigned char
+complete(EditLine *el, int ch)
+{
+ DIR *dd = opendir(".");
+ struct dirent *dp;
+ const char* ptr;
+ const LineInfo *lf = el_line(el);
+ int len;
+
+ /*
+ * Find the last word
+ */
+ for (ptr = lf->cursor - 1;
+ !isspace((unsigned char)*ptr) && ptr > lf->buffer; ptr--)
+ continue;
+ len = lf->cursor - ++ptr;
+
+ for (dp = readdir(dd); dp != NULL; dp = readdir(dd)) {
+ if (len > strlen(dp->d_name))
+ continue;
+ if (strncmp(dp->d_name, ptr, len) == 0) {
+ closedir(dd);
+ if (el_insertstr(el, &dp->d_name[len]) == -1)
+ return (CC_ERROR);
+ else
+ return (CC_REFRESH);
+ }
+ }
+
+ closedir(dd);
+ return (CC_ERROR);
+}
+
+int
+main(int argc, char *argv[])
+{
+ EditLine *el = NULL;
+ int num;
+ const char *buf;
+ Tokenizer *tok;
+#if 0
+ int lastevent = 0;
+#endif
+ int ncontinuation;
+ History *hist;
+ HistEvent ev;
+
+ (void) signal(SIGINT, sig);
+ (void) signal(SIGQUIT, sig);
+ (void) signal(SIGHUP, sig);
+ (void) signal(SIGTERM, sig);
+
+ hist = history_init(); /* Init the builtin history */
+ /* Remember 100 events */
+ history(hist, &ev, H_SETSIZE, 100);
+
+ tok = tok_init(NULL); /* Initialize the tokenizer */
+
+ /* Initialize editline */
+ el = el_init(*argv, stdin, stdout, stderr);
+
+ el_set(el, EL_EDITOR, "vi"); /* Default editor is vi */
+ el_set(el, EL_SIGNAL, 1); /* Handle signals gracefully */
+ el_set(el, EL_PROMPT, prompt); /* Set the prompt function */
+
+ /* Tell editline to use this history interface */
+ el_set(el, EL_HIST, history, hist);
+
+ /* Add a user-defined function */
+ el_set(el, EL_ADDFN, "ed-complete", "Complete argument", complete);
+
+ /* Bind tab to it */
+ el_set(el, EL_BIND, "^I", "ed-complete", NULL);
+
+ /*
+ * Bind j, k in vi command mode to previous and next line, instead
+ * of previous and next history.
+ */
+ el_set(el, EL_BIND, "-a", "k", "ed-prev-line", NULL);
+ el_set(el, EL_BIND, "-a", "j", "ed-next-line", NULL);
+
+ /*
+ * Source the user's defaults file.
+ */
+ el_source(el, NULL);
+
+ while ((buf = el_gets(el, &num)) != NULL && num != 0) {
+ int ac, cc, co;
+#ifdef DEBUG
+ int i;
+#endif
+ const char **av;
+ const LineInfo *li;
+ li = el_line(el);
+#ifdef DEBUG
+ (void) fprintf(stderr, "==> got %d %s", num, buf);
+ (void) fprintf(stderr, " > li `%.*s_%.*s'\n",
+ (li->cursor - li->buffer), li->buffer,
+ (li->lastchar - 1 - li->cursor),
+ (li->cursor >= li->lastchar) ? "" : li->cursor);
+
+#endif
+ if (gotsig) {
+ (void) fprintf(stderr, "Got signal %d.\n", gotsig);
+ gotsig = 0;
+ el_reset(el);
+ }
+
+ if (!continuation && num == 1)
+ continue;
+
+ ac = cc = co = 0;
+ ncontinuation = tok_line(tok, li, &ac, &av, &cc, &co);
+ if (ncontinuation < 0) {
+ (void) fprintf(stderr, "Internal error\n");
+ continuation = 0;
+ continue;
+ }
+#ifdef DEBUG
+ (void) fprintf(stderr, " > nc %d ac %d cc %d co %d\n",
+ ncontinuation, ac, cc, co);
+#endif
+#if 0
+ if (continuation) {
+ /*
+ * Append to the right event in case the user
+ * moved around in history.
+ */
+ if (history(hist, &ev, H_SET, lastevent) == -1)
+ err(1, "%d: %s", lastevent, ev.str);
+ history(hist, &ev, H_ADD , buf);
+ } else {
+ history(hist, &ev, H_ENTER, buf);
+ lastevent = ev.num;
+ }
+#else
+ /* Simpler */
+ history(hist, &ev, continuation ? H_APPEND : H_ENTER, buf);
+#endif
+
+ continuation = ncontinuation;
+ ncontinuation = 0;
+ if (continuation)
+ continue;
+#ifdef DEBUG
+ for (i = 0; i < ac; i++) {
+ (void) fprintf(stderr, " > arg# %2d ", i);
+ if (i != cc)
+ (void) fprintf(stderr, "`%s'\n", av[i]);
+ else
+ (void) fprintf(stderr, "`%.*s_%s'\n",
+ co, av[i], av[i] + co);
+ }
+#endif
+
+ if (strcmp(av[0], "history") == 0) {
+ int rv;
+
+ switch (ac) {
+ case 1:
+ for (rv = history(hist, &ev, H_LAST); rv != -1;
+ rv = history(hist, &ev, H_PREV))
+ (void) fprintf(stdout, "%4d %s",
+ ev.num, ev.str);
+ break;
+
+ case 2:
+ if (strcmp(av[1], "clear") == 0)
+ history(hist, &ev, H_CLEAR);
+ else
+ goto badhist;
+ break;
+
+ case 3:
+ if (strcmp(av[1], "load") == 0)
+ history(hist, &ev, H_LOAD, av[2]);
+ else if (strcmp(av[1], "save") == 0)
+ history(hist, &ev, H_SAVE, av[2]);
+ break;
+
+ badhist:
+ default:
+ (void) fprintf(stderr,
+ "Bad history arguments\n");
+ break;
+ }
+ } else if (el_parse(el, ac, av) == -1) {
+ switch (fork()) {
+ case 0:
+ execvp(av[0], (char *const *)__UNCONST(av));
+ perror(av[0]);
+ _exit(1);
+ /*NOTREACHED*/
+ break;
+
+ case -1:
+ perror("fork");
+ break;
+
+ default:
+ if (wait(&num) == -1)
+ perror("wait");
+ (void) fprintf(stderr, "Exit %x\n", num);
+ break;
+ }
+ }
+
+ tok_reset(tok);
+ }
+
+ el_end(el);
+ tok_end(tok);
+ history_end(hist);
+
+ return (0);
+}
Copied: vendor/NetBSD/libedit/2005-08-02/chared.c (from r220178, vendor/NetBSD/libedit/dist/chared.c)
==============================================================================
--- /dev/null 00:00:00 1970 (empty, because file is newly added)
+++ vendor/NetBSD/libedit/2005-08-02/chared.c Thu Mar 31 01:14:06 2011 (r220179, copy of r220178, vendor/NetBSD/libedit/dist/chared.c)
@@ -0,0 +1,775 @@
+/* $NetBSD: chared.c,v 1.24 2005/08/01 23:00:15 christos Exp $ */
+
+/*-
+ * Copyright (c) 1992, 1993
+ * The Regents of the University of California. All rights reserved.
+ *
+ * This code is derived from software contributed to Berkeley by
+ * Christos Zoulas of Cornell University.
+ *
+ * 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. 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.
+ */
+
+#include "config.h"
+#if !defined(lint) && !defined(SCCSID)
+#if 0
+static char sccsid[] = "@(#)chared.c 8.1 (Berkeley) 6/4/93";
+#else
+__RCSID("$NetBSD: chared.c,v 1.24 2005/08/01 23:00:15 christos Exp $");
+#endif
+#endif /* not lint && not SCCSID */
+
+/*
+ * chared.c: Character editor utilities
+ */
+#include <stdlib.h>
+#include "el.h"
+
+private void ch__clearmacro __P((EditLine *));
+
+/* value to leave unused in line buffer */
+#define EL_LEAVE 2
+
+/* cv_undo():
+ * Handle state for the vi undo command
+ */
+protected void
+cv_undo(EditLine *el)
+{
+ c_undo_t *vu = &el->el_chared.c_undo;
+ c_redo_t *r = &el->el_chared.c_redo;
+ unsigned int size;
+
+ /* Save entire line for undo */
+ size = el->el_line.lastchar - el->el_line.buffer;
+ vu->len = size;
+ vu->cursor = el->el_line.cursor - el->el_line.buffer;
+ memcpy(vu->buf, el->el_line.buffer, size);
+
+ /* save command info for redo */
+ r->count = el->el_state.doingarg ? el->el_state.argument : 0;
+ r->action = el->el_chared.c_vcmd.action;
+ r->pos = r->buf;
+ r->cmd = el->el_state.thiscmd;
+ r->ch = el->el_state.thisch;
+}
+
+/* cv_yank():
+ * Save yank/delete data for paste
+ */
+protected void
+cv_yank(EditLine *el, const char *ptr, int size)
+{
+ c_kill_t *k = &el->el_chared.c_kill;
+
+ memcpy(k->buf, ptr, size +0u);
+ k->last = k->buf + size;
+}
+
+
+/* c_insert():
+ * Insert num characters
+ */
+protected void
+c_insert(EditLine *el, int num)
+{
+ char *cp;
+
+ if (el->el_line.lastchar + num >= el->el_line.limit) {
+ if (!ch_enlargebufs(el, num +0u))
+ return; /* can't go past end of buffer */
+ }
+
+ if (el->el_line.cursor < el->el_line.lastchar) {
+ /* if I must move chars */
+ for (cp = el->el_line.lastchar; cp >= el->el_line.cursor; cp--)
+ cp[num] = *cp;
+ }
+ el->el_line.lastchar += num;
+}
+
+
+/* c_delafter():
+ * Delete num characters after the cursor
+ */
+protected void
+c_delafter(EditLine *el, int num)
+{
+
+ if (el->el_line.cursor + num > el->el_line.lastchar)
+ num = el->el_line.lastchar - el->el_line.cursor;
+
+ if (el->el_map.current != el->el_map.emacs) {
+ cv_undo(el);
+ cv_yank(el, el->el_line.cursor, num);
+ }
+
+ if (num > 0) {
+ char *cp;
+
+ for (cp = el->el_line.cursor; cp <= el->el_line.lastchar; cp++)
+ *cp = cp[num];
+
+ el->el_line.lastchar -= num;
+ }
+}
+
+
+/* c_delafter1():
+ * Delete the character after the cursor, do not yank
+ */
+protected void
+c_delafter1(EditLine *el)
+{
+ char *cp;
+
+ for (cp = el->el_line.cursor; cp <= el->el_line.lastchar; cp++)
+ *cp = cp[1];
+
+ el->el_line.lastchar--;
+}
+
+
+/* c_delbefore():
+ * Delete num characters before the cursor
+ */
+protected void
+c_delbefore(EditLine *el, int num)
+{
+
+ if (el->el_line.cursor - num < el->el_line.buffer)
+ num = el->el_line.cursor - el->el_line.buffer;
+
+ if (el->el_map.current != el->el_map.emacs) {
+ cv_undo(el);
+ cv_yank(el, el->el_line.cursor - num, num);
+ }
+
+ if (num > 0) {
+ char *cp;
+
+ for (cp = el->el_line.cursor - num;
+ cp <= el->el_line.lastchar;
+ cp++)
+ *cp = cp[num];
+
+ el->el_line.lastchar -= num;
+ }
+}
+
+
+/* c_delbefore1():
+ * Delete the character before the cursor, do not yank
+ */
+protected void
+c_delbefore1(EditLine *el)
+{
+ char *cp;
+
+ for (cp = el->el_line.cursor - 1; cp <= el->el_line.lastchar; cp++)
+ *cp = cp[1];
+
+ el->el_line.lastchar--;
+}
+
+
+/* ce__isword():
+ * Return if p is part of a word according to emacs
+ */
+protected int
+ce__isword(int p)
+{
+ return (isalnum(p) || strchr("*?_-.[]~=", p) != NULL);
+}
+
+
+/* cv__isword():
+ * Return if p is part of a word according to vi
+ */
+protected int
+cv__isword(int p)
+{
+ if (isalnum(p) || p == '_')
+ return 1;
+ if (isgraph(p))
+ return 2;
+ return 0;
+}
+
+
+/* cv__isWord():
+ * Return if p is part of a big word according to vi
+ */
+protected int
+cv__isWord(int p)
+{
+ return (!isspace(p));
+}
+
+
+/* c__prev_word():
+ * Find the previous word
+ */
+protected char *
+c__prev_word(char *p, char *low, int n, int (*wtest)(int))
+{
+ p--;
+
+ while (n--) {
+ while ((p >= low) && !(*wtest)((unsigned char) *p))
+ p--;
+ while ((p >= low) && (*wtest)((unsigned char) *p))
+ p--;
+ }
+
+ /* cp now points to one character before the word */
+ p++;
+ if (p < low)
+ p = low;
+ /* cp now points where we want it */
+ return (p);
+}
+
+
+/* c__next_word():
+ * Find the next word
+ */
+protected char *
+c__next_word(char *p, char *high, int n, int (*wtest)(int))
+{
+ while (n--) {
+ while ((p < high) && !(*wtest)((unsigned char) *p))
+ p++;
+ while ((p < high) && (*wtest)((unsigned char) *p))
+ p++;
+ }
+ if (p > high)
+ p = high;
+ /* p now points where we want it */
+ return (p);
+}
+
+/* cv_next_word():
+ * Find the next word vi style
+ */
+protected char *
+cv_next_word(EditLine *el, char *p, char *high, int n, int (*wtest)(int))
+{
+ int test;
+
+ while (n--) {
+ test = (*wtest)((unsigned char) *p);
+ while ((p < high) && (*wtest)((unsigned char) *p) == test)
+ p++;
+ /*
+ * vi historically deletes with cw only the word preserving the
+ * trailing whitespace! This is not what 'w' does..
+ */
+ if (n || el->el_chared.c_vcmd.action != (DELETE|INSERT))
+ while ((p < high) && isspace((unsigned char) *p))
+ p++;
+ }
+
+ /* p now points where we want it */
+ if (p > high)
+ return (high);
+ else
+ return (p);
+}
+
+
+/* cv_prev_word():
+ * Find the previous word vi style
+ */
+protected char *
+cv_prev_word(char *p, char *low, int n, int (*wtest)(int))
+{
+ int test;
+
+ p--;
+ while (n--) {
+ while ((p > low) && isspace((unsigned char) *p))
+ p--;
+ test = (*wtest)((unsigned char) *p);
+ while ((p >= low) && (*wtest)((unsigned char) *p) == test)
+ p--;
+ }
+ p++;
+
+ /* p now points where we want it */
+ if (p < low)
+ return (low);
+ else
+ return (p);
+}
+
+
+#ifdef notdef
+/* c__number():
+ * Ignore character p points to, return number appearing after that.
+ * A '$' by itself means a big number; "$-" is for negative; '^' means 1.
+ * Return p pointing to last char used.
+ */
+protected char *
+c__number(
+ char *p, /* character position */
+ int *num, /* Return value */
+ int dval) /* dval is the number to subtract from like $-3 */
+{
+ int i;
+ int sign = 1;
+
+ if (*++p == '^') {
+ *num = 1;
+ return (p);
+ }
+ if (*p == '$') {
+ if (*++p != '-') {
+ *num = 0x7fffffff; /* Handle $ */
+ return (--p);
+ }
+ sign = -1; /* Handle $- */
+ ++p;
+ }
+ for (i = 0; isdigit((unsigned char) *p); i = 10 * i + *p++ - '0')
+ continue;
+ *num = (sign < 0 ? dval - i : i);
+ return (--p);
+}
+#endif
+
+/* cv_delfini():
+ * Finish vi delete action
+ */
+protected void
+cv_delfini(EditLine *el)
+{
+ int size;
+ int action = el->el_chared.c_vcmd.action;
+
+ if (action & INSERT)
+ el->el_map.current = el->el_map.key;
+
+ if (el->el_chared.c_vcmd.pos == 0)
+ /* sanity */
+ return;
+
+ size = el->el_line.cursor - el->el_chared.c_vcmd.pos;
+ if (size == 0)
+ size = 1;
+ el->el_line.cursor = el->el_chared.c_vcmd.pos;
+ if (action & YANK) {
+ if (size > 0)
+ cv_yank(el, el->el_line.cursor, size);
+ else
+ cv_yank(el, el->el_line.cursor + size, -size);
+ } else {
+ if (size > 0) {
+ c_delafter(el, size);
+ re_refresh_cursor(el);
+ } else {
+ c_delbefore(el, -size);
+ el->el_line.cursor += size;
+ }
+ }
+ el->el_chared.c_vcmd.action = NOP;
+}
+
+
+#ifdef notdef
+/* ce__endword():
+ * Go to the end of this word according to emacs
+ */
+protected char *
+ce__endword(char *p, char *high, int n)
+{
+ p++;
+
+ while (n--) {
+ while ((p < high) && isspace((unsigned char) *p))
+ p++;
+ while ((p < high) && !isspace((unsigned char) *p))
+ p++;
+ }
+
+ p--;
+ return (p);
+}
+#endif
+
+
+/* cv__endword():
+ * Go to the end of this word according to vi
+ */
+protected char *
+cv__endword(char *p, char *high, int n, int (*wtest)(int))
+{
+ int test;
+
+ p++;
+
+ while (n--) {
+ while ((p < high) && isspace((unsigned char) *p))
+ p++;
+
+ test = (*wtest)((unsigned char) *p);
+ while ((p < high) && (*wtest)((unsigned char) *p) == test)
+ p++;
+ }
+ p--;
+ return (p);
+}
+
+/* ch_init():
+ * Initialize the character editor
+ */
+protected int
+ch_init(EditLine *el)
+{
+ c_macro_t *ma = &el->el_chared.c_macro;
+
+ el->el_line.buffer = (char *) el_malloc(EL_BUFSIZ);
+ if (el->el_line.buffer == NULL)
+ return (-1);
+
+ (void) memset(el->el_line.buffer, 0, EL_BUFSIZ);
+ el->el_line.cursor = el->el_line.buffer;
+ el->el_line.lastchar = el->el_line.buffer;
+ el->el_line.limit = &el->el_line.buffer[EL_BUFSIZ - EL_LEAVE];
+
+ el->el_chared.c_undo.buf = (char *) el_malloc(EL_BUFSIZ);
+ if (el->el_chared.c_undo.buf == NULL)
+ return (-1);
+ (void) memset(el->el_chared.c_undo.buf, 0, EL_BUFSIZ);
+ el->el_chared.c_undo.len = -1;
+ el->el_chared.c_undo.cursor = 0;
+ el->el_chared.c_redo.buf = (char *) el_malloc(EL_BUFSIZ);
+ if (el->el_chared.c_redo.buf == NULL)
+ return (-1);
+ el->el_chared.c_redo.pos = el->el_chared.c_redo.buf;
+ el->el_chared.c_redo.lim = el->el_chared.c_redo.buf + EL_BUFSIZ;
+ el->el_chared.c_redo.cmd = ED_UNASSIGNED;
+
+ el->el_chared.c_vcmd.action = NOP;
+ el->el_chared.c_vcmd.pos = el->el_line.buffer;
+
+ el->el_chared.c_kill.buf = (char *) el_malloc(EL_BUFSIZ);
+ if (el->el_chared.c_kill.buf == NULL)
+ return (-1);
+ (void) memset(el->el_chared.c_kill.buf, 0, EL_BUFSIZ);
+ el->el_chared.c_kill.mark = el->el_line.buffer;
+ el->el_chared.c_kill.last = el->el_chared.c_kill.buf;
+
+ el->el_map.current = el->el_map.key;
+
+ el->el_state.inputmode = MODE_INSERT; /* XXX: save a default */
+ el->el_state.doingarg = 0;
+ el->el_state.metanext = 0;
+ el->el_state.argument = 1;
+ el->el_state.lastcmd = ED_UNASSIGNED;
+
+ ma->level = -1;
+ ma->offset = 0;
+ ma->macro = (char **) el_malloc(EL_MAXMACRO * sizeof(char *));
+ if (ma->macro == NULL)
+ return (-1);
+ return (0);
+}
+
+/* ch_reset():
+ * Reset the character editor
+ */
+protected void
+ch_reset(EditLine *el, int mclear)
+{
+ el->el_line.cursor = el->el_line.buffer;
+ el->el_line.lastchar = el->el_line.buffer;
+
+ el->el_chared.c_undo.len = -1;
+ el->el_chared.c_undo.cursor = 0;
+
+ el->el_chared.c_vcmd.action = NOP;
+ el->el_chared.c_vcmd.pos = el->el_line.buffer;
+
+ el->el_chared.c_kill.mark = el->el_line.buffer;
+
+ el->el_map.current = el->el_map.key;
+
+ el->el_state.inputmode = MODE_INSERT; /* XXX: save a default */
+ el->el_state.doingarg = 0;
+ el->el_state.metanext = 0;
+ el->el_state.argument = 1;
+ el->el_state.lastcmd = ED_UNASSIGNED;
+
+ if (mclear)
+ ch__clearmacro(el);
+}
+
+private void
+ch__clearmacro(el)
+ EditLine *el;
+{
+ c_macro_t *ma = &el->el_chared.c_macro;
+ while (ma->level >= 0)
+ el_free((ptr_t)ma->macro[ma->level--]);
+}
+
+/* ch_enlargebufs():
+ * Enlarge line buffer to be able to hold twice as much characters.
+ * Returns 1 if successful, 0 if not.
+ */
+protected int
+ch_enlargebufs(el, addlen)
+ EditLine *el;
+ size_t addlen;
+{
+ size_t sz, newsz;
+ char *newbuffer, *oldbuf, *oldkbuf;
+
+ sz = el->el_line.limit - el->el_line.buffer + EL_LEAVE;
+ newsz = sz * 2;
+ /*
+ * If newly required length is longer than current buffer, we need
+ * to make the buffer big enough to hold both old and new stuff.
+ */
+ if (addlen > sz) {
+ while(newsz - sz < addlen)
+ newsz *= 2;
+ }
+
+ /*
+ * Reallocate line buffer.
+ */
+ newbuffer = el_realloc(el->el_line.buffer, newsz);
+ if (!newbuffer)
+ return 0;
+
+ /* zero the newly added memory, leave old data in */
+ (void) memset(&newbuffer[sz], 0, newsz - sz);
*** DIFF OUTPUT TRUNCATED AT 1000 LINES ***
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