* Copyright (c) 1992, 1993
* The Regents of the University of California. All rights reserved.
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* 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
static char sccsid
[] = "@(#)util.c 8.2 (Berkeley) 4/2/94";
if (*cp
== ':') /* Leading colon is part of file name. */
if (S_ISDIR(stb
.st_mode
))
run_err("%s: %s", cp
, strerror(errno
));
if (!isalpha(c
) && !isdigit(c
) && c
!= '_' && c
!= '-')
bad
: warnx("%s: invalid user name", cp0
);
execl(_PATH_BSHELL
, "sh", "-c", s
, NULL
);
istat
= signal(SIGINT
, SIG_IGN
);
qstat
= signal(SIGQUIT
, SIG_IGN
);
if (waitpid(pid
, &status
, 0) < 0)
(void)signal(SIGINT
, istat
);
(void)signal(SIGQUIT
, qstat
);
allocbuf(bp
, fd
, blksize
)
if (fstat(fd
, &stb
) < 0) {
run_err("fstat: %s", strerror(errno
));
size
= roundup(stb
.st_blksize
, blksize
);
if ((bp
->buf
= realloc(bp
->buf
, size
)) == NULL
) {
run_err("%s", strerror(errno
));
warnx("lost connection");