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: src/usr.bin/script/script.c,v 1.11.2.1 2000/07/20 10:35:21 kris Exp $
36 * $DragonFly: src/usr.bin/script/script.c,v 1.2 2003/06/17 04:29:31 dillon Exp $
39 #include <sys/types.h>
42 #include <sys/ioctl.h>
65 void done __P((int)) __dead2;
66 void dooutput __P((void));
67 void doshell __P((char **));
68 void fail __P((void));
69 void finish __P((void));
70 static void usage __P((void));
78 struct termios rtt, stt;
80 int aflg, kflg, ch, n;
81 struct timeval tv, *tvp;
90 while ((ch = getopt(argc, argv, "aqkt:")) != -1)
102 flushtime = atoi(optarg);
104 err(1, "invalid flush time %d", flushtime);
118 fname = "typescript";
120 if ((fscript = fopen(fname, aflg ? "a" : "w")) == NULL)
123 (void)tcgetattr(STDIN_FILENO, &tt);
124 (void)ioctl(STDIN_FILENO, TIOCGWINSZ, &win);
125 if (openpty(&master, &slave, NULL, &tt, &win) == -1)
130 (void)printf("Script started, output file is %s\n", fname);
131 (void)fprintf(fscript, "Script started on %s", ctime(&tvec));
136 rtt.c_lflag &= ~ECHO;
137 (void)tcsetattr(STDIN_FILENO, TCSAFLUSH, &rtt);
155 FD_SET(master, &rfd);
156 FD_SET(STDIN_FILENO, &rfd);
158 tv.tv_sec = flushtime;
161 n = select(master + 1, &rfd, 0, 0, tvp);
162 if (n < 0 && errno != EINTR)
164 if (n > 0 && FD_ISSET(STDIN_FILENO, &rfd)) {
165 cc = read(STDIN_FILENO, ibuf, BUFSIZ);
169 (void)write(master, ibuf, cc);
170 if (kflg && tcgetattr(master, &stt) >= 0 &&
171 ((stt.c_lflag & ECHO) == 0)) {
172 (void)fwrite(ibuf, 1, cc, fscript);
176 if (n > 0 && FD_ISSET(master, &rfd)) {
177 cc = read(master, obuf, sizeof (obuf));
180 (void)write(1, obuf, cc);
181 (void)fwrite(obuf, 1, cc, fscript);
184 if (tvec - start >= flushtime) {
196 (void)fprintf(stderr,
197 "usage: script [-a] [-q] [-k] [-t time] [file] [command]\n");
208 while ((pid = wait3((int *)&status, WNOHANG, 0)) > 0)
211 if (WIFEXITED(status))
212 e = WEXITSTATUS(status);
213 else if (WIFSIGNALED(status))
214 e = WTERMSIG(status);
215 else /* can't happen */
229 shell = getenv("SHELL");
231 shell = _PATH_BSHELL;
234 (void)fclose(fscript);
240 execl(shell, shell, "-i", NULL);
249 (void)kill(0, SIGTERM);
259 (void)tcsetattr(STDIN_FILENO, TCSAFLUSH, &tt);
262 (void)fprintf(fscript,"\nScript done on %s", ctime(&tvec));
263 (void)printf("\nScript done, output file is %s\n", fname);
265 (void)fclose(fscript);