git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@555 65c4cc65-6c06-0410-ace0-fbb531ad65f3
269 lines
6.6 KiB
C
Executable file
269 lines
6.6 KiB
C
Executable file
/* $NetBSD: test.c,v 1.9 2000/09/04 23:36:41 lukem Exp $ */
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/*-
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* Copyright (c) 1992, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* This code is derived from software contributed to Berkeley by
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* Christos Zoulas of Cornell University.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include "config.h"
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#ifndef lint
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__COPYRIGHT("@(#) Copyright (c) 1992, 1993\n\
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The Regents of the University of California. All rights reserved.\n");
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#endif /* not lint */
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#if !defined(lint) && !defined(SCCSID)
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#if 0
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static char sccsid[] = "@(#)test.c 8.1 (Berkeley) 6/4/93";
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#else
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__RCSID("$NetBSD: test.c,v 1.9 2000/09/04 23:36:41 lukem Exp $");
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#endif
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#endif /* not lint && not SCCSID */
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/*
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* test.c: A little test program
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*/
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#include <stdio.h>
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#include <string.h>
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#include <signal.h>
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#include <sys/wait.h>
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#include <ctype.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <dirent.h>
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#include "histedit.h"
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#include "tokenizer.h"
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static int continuation = 0;
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static EditLine *el = NULL;
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static u_char complete(EditLine *, int);
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int main(int, char **);
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static char *prompt(EditLine *);
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static void sig(int);
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static char *
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prompt(EditLine *el)
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{
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static char a[] = "Edit$";
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static char b[] = "Edit>";
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return (continuation ? b : a);
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}
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static void
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sig(int i)
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{
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(void) fprintf(stderr, "Got signal %d.\n", i);
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el_reset(el);
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}
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static unsigned char
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complete(EditLine *el, int ch)
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{
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DIR *dd = opendir(".");
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struct dirent *dp;
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const char* ptr;
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const LineInfo *lf = el_line(el);
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int len;
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/*
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* Find the last word
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*/
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for (ptr = lf->cursor - 1; !isspace(*ptr) && ptr > lf->buffer; ptr--)
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continue;
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len = lf->cursor - ++ptr;
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for (dp = readdir(dd); dp != NULL; dp = readdir(dd)) {
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if (len > strlen(dp->d_name))
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continue;
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if (strncmp(dp->d_name, ptr, len) == 0) {
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closedir(dd);
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if (el_insertstr(el, &dp->d_name[len]) == -1)
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return (CC_ERROR);
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else
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return (CC_REFRESH);
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}
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}
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closedir(dd);
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return (CC_ERROR);
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}
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int
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main(int argc, char *argv[])
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{
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int num;
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const char *buf;
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Tokenizer *tok;
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#if 0
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int lastevent = 0;
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#endif
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int ncontinuation;
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History *hist;
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HistEvent ev;
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(void) signal(SIGINT, sig);
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(void) signal(SIGQUIT, sig);
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(void) signal(SIGHUP, sig);
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(void) signal(SIGTERM, sig);
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hist = history_init(); /* Init the builtin history */
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/* Remember 100 events */
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history(hist, &ev, H_SETSIZE, 100);
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tok = tok_init(NULL); /* Initialize the tokenizer */
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/* Initialize editline */
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el = el_init(*argv, stdin, stdout, stderr);
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el_set(el, EL_EDITOR, "vi"); /* Default editor is vi */
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el_set(el, EL_SIGNAL, 1); /* Handle signals gracefully */
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el_set(el, EL_PROMPT, prompt); /* Set the prompt function */
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/* Tell editline to use this history interface */
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el_set(el, EL_HIST, history, hist);
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/* Add a user-defined function */
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el_set(el, EL_ADDFN, "ed-complete", "Complete argument", complete);
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/* Bind tab to it */
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el_set(el, EL_BIND, "^I", "ed-complete", NULL);
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/*
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* Bind j, k in vi command mode to previous and next line, instead
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* of previous and next history.
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*/
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el_set(el, EL_BIND, "-a", "k", "ed-prev-line", NULL);
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el_set(el, EL_BIND, "-a", "j", "ed-next-line", NULL);
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/*
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* Source the user's defaults file.
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*/
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el_source(el, NULL);
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while ((buf = el_gets(el, &num)) != NULL && num != 0) {
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int ac;
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const char **av;
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#ifdef DEBUG
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(void) fprintf(stderr, "got %d %s", num, buf);
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#endif
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if (!continuation && num == 1)
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continue;
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ncontinuation = tok_line(tok, buf, &ac, &av) > 0;
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#if 0
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if (continuation) {
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/*
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* Append to the right event in case the user
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* moved around in history.
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*/
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if (history(hist, &ev, H_SET, lastevent) == -1)
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err(1, "%d: %s\n", lastevent, ev.str);
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history(hist, &ev, H_ADD , buf);
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} else {
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history(hist, &ev, H_ENTER, buf);
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lastevent = ev.num;
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}
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#else
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/* Simpler */
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history(hist, &ev, continuation ? H_APPEND : H_ENTER, buf);
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#endif
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continuation = ncontinuation;
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ncontinuation = 0;
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if (strcmp(av[0], "history") == 0) {
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int rv;
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switch (ac) {
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case 1:
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for (rv = history(hist, &ev, H_LAST); rv != -1;
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rv = history(hist, &ev, H_PREV))
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(void) fprintf(stdout, "%4d %s",
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ev.num, ev.str);
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break;
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case 2:
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if (strcmp(av[1], "clear") == 0)
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history(hist, &ev, H_CLEAR);
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else
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goto badhist;
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break;
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case 3:
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if (strcmp(av[1], "load") == 0)
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history(hist, &ev, H_LOAD, av[2]);
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else if (strcmp(av[1], "save") == 0)
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history(hist, &ev, H_SAVE, av[2]);
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break;
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badhist:
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default:
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(void) fprintf(stderr,
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"Bad history arguments\n");
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break;
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}
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} else if (el_parse(el, ac, av) == -1) {
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switch (fork()) {
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case 0:
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execvp(av[0], (char *const *)av);
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perror(av[0]);
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_exit(1);
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/*NOTREACHED*/
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break;
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case -1:
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perror("fork");
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break;
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default:
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if (wait(&num) == -1)
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perror("wait");
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(void) fprintf(stderr, "Exit %x\n", num);
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break;
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}
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}
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tok_reset(tok);
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}
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el_end(el);
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tok_end(tok);
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history_end(hist);
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return (0);
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}
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