404 lines
8.6 KiB
C
404 lines
8.6 KiB
C
/* $NetBSD: tc1.c,v 1.7 2016/02/17 19:47:49 christos 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. 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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/*
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* test.c: A little test program
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*/
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#include <sys/wait.h>
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#include <ctype.h>
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#include <dirent.h>
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#include <locale.h>
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#include <signal.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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#include <sys/types.h>
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#include <sys/socket.h>
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#include <sys/un.h>
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#include <errno.h>
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#include "histedit.h"
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#include "cw/cfg.h"
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#include "cw/sock.h"
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static int continuation = 0;
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volatile sig_atomic_t gotsig = 0;
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static unsigned char complete(EditLine *, int);
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static char *prompt(EditLine *);
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static void sig(int);
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FILE * act_f;
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static int
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get_result(FILE *f, char *str,int len)
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{
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int n = len;
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char *rc;
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rc = fgets (str, len, f);
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if (rc==NULL)
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return 0;
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n = strlen(str);
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if (n==1 && str[0]=='\n')
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return 0;
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return 1;
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}
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static char *
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prompt(EditLine *el )
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{
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static char str[64];
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char str2[64];
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int rc;
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fprintf(act_f,"@prompt\n");
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rc = get_result(act_f,str,64);
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while(rc){
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rc=get_result(act_f,str2,64);
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}
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static char a[] = "\1\033[7m\1Edit$\1\033[0m\1 ";
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static char b[] = "> ";
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return (continuation ? b : str);
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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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gotsig = i;
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}
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static unsigned char
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complete(EditLine *el, int ch __attribute__((__unused__)))
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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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size_t len;
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int res = CC_ERROR;
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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;
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!isspace((unsigned char)*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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if (el_insertstr(el, &dp->d_name[len]) == -1)
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res = CC_ERROR;
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else
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res = CC_REFRESH;
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break;
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}
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}
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closedir(dd);
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return res;
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}
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const char *cfgfilename = "config.ckv";
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const char *srvaddr;
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const char *prgname;
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static int
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parse_args (int argc, char *argv[])
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{
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int c;
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opterr = 1;
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while ( (c = getopt (argc, argv, "hvc:s:")) != -1) {
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switch (c) {
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case 'c':
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cfgfilename = optarg;
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break;
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case 'v':
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printf("ACT shell for ACTube version 0.0.1, %s\n", SYS_ARCH);
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exit(EXIT_SUCCESS);
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break;
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case 's':
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srvaddr = optarg;
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break;
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/* case 'd':{
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if (!cw_dbg_set_level_from_str(optarg)){
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fprintf(stderr,"Invalid debug option: %s\n",optarg);
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exit(EXIT_FAILURE);
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}
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break;
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} */
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case '?':
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exit(EXIT_FAILURE);
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default:
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case 'h':
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printf("Usage:\n");
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printf("%s [-v | -h | -s <dst> | -c <cfg> ]\n",argv[0]);
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printf(" -c: specify config file\n");
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printf(" -s: specify adress to connect to \n");
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printf(" -v: print version info\n");
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exit(EXIT_SUCCESS);
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break;
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}
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}
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return 0;
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}
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int create_tcp_fd(const char *addr)
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{
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struct sockaddr server;
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int rc;
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int sockfd;
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memset(&server,0,sizeof(server));
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rc = sock_strtoaddr (addr, (struct sockaddr*) &server);
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if (! rc) {
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fprintf(stderr, "Can't parse address '%s', %s\n", addr, strerror (errno));
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return -1;
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}
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sockfd = socket ( ( (struct sockaddr*) &server)->sa_family, SOCK_STREAM, 0);
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rc = connect(sockfd, (struct sockaddr*)&server, sizeof(server));
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if (rc ) {
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fprintf(stderr,"%s: Error, can't connt to %s %s\n",prgname,addr,strerror(errno));
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return -1;
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}
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return sockfd;
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}
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static FILE *act_connect(const char *srvaddr)
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{
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int fd;
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if (srvaddr==NULL){
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fprintf(stderr,"%s: Error, no address given.\n",prgname);
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return NULL;
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}
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fd=create_tcp_fd(srvaddr);
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if (fd==-1)
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return NULL;
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return fdopen(fd,"a+");
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// return NULL;
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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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prgname = argv[0];
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parse_args(argc,argv);
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act_f = act_connect(srvaddr);
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if (act_f==NULL){
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return (EXIT_FAILURE);
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}
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EditLine *el = NULL;
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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) setlocale(LC_CTYPE, "");
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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, "emacs"); /* Default editor is vi */
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el_set(el, EL_SIGNAL, 0); /* Handle signals gracefully */
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el_set(el, EL_PROMPT_ESC, prompt, '\1');/* 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, cc, co;
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const char **av;
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const LineInfo *li;
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li = el_line(el);
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if (gotsig) {
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(void) fprintf(stderr, "Got signal %d.\n", (int)gotsig);
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gotsig = 0;
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el_reset(el);
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}
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if (!continuation && num == 1)
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continue;
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ac = cc = co = 0;
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ncontinuation = tok_line(tok, li, &ac, &av, &cc, &co);
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if (ncontinuation < 0) {
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(void) fprintf(stderr, "Internal error\n");
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continuation = 0;
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continue;
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}
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/* Simpler */
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history(hist, &ev, continuation ? H_APPEND : H_ENTER, buf);
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continuation = ncontinuation;
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ncontinuation = 0;
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if (continuation)
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continue;
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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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char str[2000];
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int i;
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char * sp ="";
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str[0]=0;
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for (i=0; i<ac; i++){
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fprintf(act_f,"%s%s",sp,av[i]);
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sp=" ";
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}
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fprintf(act_f,"\n");
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fflush(act_f);
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do {
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int n;
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fgets (str, 2000, act_f);
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n = strlen(str);
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// printf("LEN: %d\n",n);
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if (n==1 && str[0]=='\n')
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break;
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fprintf(stdout,"%s",str);
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}while(!feof(act_f));
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fflush(stdout);
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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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