2 * Copyright (c) 1980, 1992, 1993
3 * The Regents of the University of California. All rights reserved.
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 3. All advertising materials mentioning features or use of this software
14 * must display the following acknowledgement:
15 * This product includes software developed by the University of
16 * California, Berkeley and its contributors.
17 * 4. Neither the name of the University nor the names of its contributors
18 * may be used to endorse or promote products derived from this software
19 * without specific prior written permission.
21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33 * @(#) Copyright (c) 1980, 1992, 1993 The Regents of the University of California. All rights reserved.
34 * @(#)script.c 8.1 (Berkeley) 6/6/93
35 * $FreeBSD: /usr/local/www/cvsroot/FreeBSD/src/usr.bin/script/script.c,v 1.11.2.2 2004/03/13 09:21:00 cperciva Exp $
36 * $DragonFly: src/usr.bin/script/script.c,v 1.8 2005/03/01 21:20:17 cpressey Exp $
39 #include <sys/types.h>
42 #include <sys/ioctl.h>
58 static int master, slave;
60 static const char *fname;
61 static int qflg, ttyflg;
65 static void done(int) __dead2;
66 static void doshell(char **);
67 static void fail(void);
68 static void finish(void);
69 static void usage(void);
72 main(int argc, char **argv)
75 struct termios rtt, stt;
77 int aflg, kflg, ch, n;
78 struct timeval tv, *tvp;
86 while ((ch = getopt(argc, argv, "aqkt:")) != -1) {
98 flushtime = atoi(optarg);
100 err(1, "invalid flush time %d", flushtime);
115 fname = "typescript";
117 if ((fscript = fopen(fname, aflg ? "a" : "w")) == NULL)
120 if ((ttyflg = isatty(STDIN_FILENO)) != 0) {
121 if (tcgetattr(STDIN_FILENO, &tt) == -1)
123 if (ioctl(STDIN_FILENO, TIOCGWINSZ, &win) == -1)
125 if (openpty(&master, &slave, NULL, &tt, &win) == -1)
128 if (openpty(&master, &slave, NULL, NULL, NULL) == -1)
134 printf("Script started, output file is %s\n", fname);
135 fprintf(fscript, "Script started on %s", ctime(&tvec));
142 rtt.c_lflag &= ~ECHO;
143 tcsetattr(STDIN_FILENO, TCSAFLUSH, &rtt);
163 FD_SET(master, &rfd);
164 FD_SET(STDIN_FILENO, &rfd);
166 tv.tv_sec = flushtime;
169 n = select(master + 1, &rfd, 0, 0, tvp);
170 if (n < 0 && errno != EINTR)
172 if (n > 0 && FD_ISSET(STDIN_FILENO, &rfd)) {
173 cc = read(STDIN_FILENO, ibuf, sizeof(ibuf));
177 write(master, ibuf, 0);
179 write(master, ibuf, cc);
180 if (kflg && tcgetattr(master, &stt) >= 0 &&
181 ((stt.c_lflag & ECHO) == 0)) {
182 fwrite(ibuf, 1, cc, fscript);
186 if (n > 0 && FD_ISSET(master, &rfd)) {
187 cc = read(master, obuf, sizeof(obuf));
190 write(STDOUT_FILENO, obuf, cc);
191 fwrite(obuf, 1, cc, fscript);
194 if (tvec - start >= flushtime) {
207 "usage: script [-a] [-q] [-k] [-t time] [file] [command]\n");
219 while ((pid = wait3((int *)&status, WNOHANG, NULL)) > 0) {
222 if (WIFEXITED(status))
223 e = WEXITSTATUS(status);
224 else if (WIFSIGNALED(status))
225 e = WTERMSIG(status);
226 else /* can't happen */
240 shell = getenv("SHELL");
242 shell = _PATH_BSHELL;
251 execl(shell, shell, "-i", NULL);
270 tcsetattr(STDIN_FILENO, TCSAFLUSH, &tt);
273 fprintf(fscript,"\nScript done on %s", ctime(&tvec));
274 printf("\nScript done, output file is '%s'\n", fname);