90300f8536
+ Convert to ANSI-C function definitions + style(9) Submitted by: kris
265 lines
6.6 KiB
C
265 lines
6.6 KiB
C
/*-
|
|
* 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. 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.
|
|
*/
|
|
|
|
#include <sys/cdefs.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)
|
|
static char sccsid[] = "@(#)test.c 8.1 (Berkeley) 6/4/93";
|
|
#endif /* not lint && not SCCSID */
|
|
__RCSID("$NetBSD: test.c,v 1.8 1999/09/21 00:07:03 lukem Exp $");
|
|
__FBSDID("$FreeBSD$");
|
|
|
|
/*
|
|
* test.c: A little test program
|
|
*/
|
|
#include "sys.h"
|
|
#include <stdio.h>
|
|
#include <string.h>
|
|
#include <signal.h>
|
|
#include <sys/wait.h>
|
|
#include <ctype.h>
|
|
#include <stdlib.h>
|
|
#include <unistd.h>
|
|
#include <dirent.h>
|
|
|
|
#include "histedit.h"
|
|
#include "tokenizer.h"
|
|
|
|
static int continuation = 0;
|
|
static EditLine *el = NULL;
|
|
|
|
static u_char complete(EditLine *, int);
|
|
int main(int, char **);
|
|
static char *prompt(EditLine *);
|
|
static void sig(int);
|
|
|
|
static char *
|
|
prompt(EditLine *el)
|
|
{
|
|
static char a[] = "Edit$";
|
|
static char b[] = "Edit>";
|
|
|
|
return (continuation ? b : a);
|
|
}
|
|
|
|
static void
|
|
sig(int i)
|
|
{
|
|
|
|
(void) fprintf(stderr, "Got signal %d.\n", i);
|
|
el_reset(el);
|
|
}
|
|
|
|
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(*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[])
|
|
{
|
|
int num;
|
|
const char *buf;
|
|
Tokenizer *tok;
|
|
int lastevent = 0, 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;
|
|
char **av;
|
|
#ifdef DEBUG
|
|
(void) fprintf(stderr, "got %d %s", num, buf);
|
|
#endif
|
|
if (!continuation && num == 1)
|
|
continue;
|
|
|
|
if (tok_line(tok, buf, &ac, &av) > 0)
|
|
ncontinuation = 1;
|
|
|
|
#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\n", 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 (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], 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);
|
|
}
|