Author: bms Date: Thu Dec 18 15:12:04 2008 New Revision: 186284 URL: http://svn.freebsd.org/changeset/base/186284
Log: Add new tool tionxcl to bring ttys out of exclusive mode when left by e.g. legacy uucp or tip. Added: head/tools/tools/tionxcl/ head/tools/tools/tionxcl/Makefile (contents, props changed) head/tools/tools/tionxcl/tionxcl.c (contents, props changed) Added: head/tools/tools/tionxcl/Makefile ============================================================================== --- /dev/null 00:00:00 1970 (empty, because file is newly added) +++ head/tools/tools/tionxcl/Makefile Thu Dec 18 15:12:04 2008 (r186284) @@ -0,0 +1,6 @@ +# $FreeBSD$ + +PROG= tionxcl +NO_MAN= defined + +.include <bsd.prog.mk> Added: head/tools/tools/tionxcl/tionxcl.c ============================================================================== --- /dev/null 00:00:00 1970 (empty, because file is newly added) +++ head/tools/tools/tionxcl/tionxcl.c Thu Dec 18 15:12:04 2008 (r186284) @@ -0,0 +1,101 @@ +/*- + * Copyright (c) 2008 Bruce Simpson. + * All rights reserved. + * + * 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. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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. + * + * $FreeBSD$ + */ + +#include <sys/param.h> +#include <sys/types.h> +#include <sys/ioctl.h> + +#include <stdlib.h> +#include <stdio.h> +#include <string.h> +#include <errno.h> +#include <err.h> +#include <fcntl.h> +#include <unistd.h> + +#include <libgen.h> +#include <sysexits.h> + +#define DEVPATHNAME "/dev" + +int +main(int argc, char *argv[]) +{ + char *progname; + char *ttyname; + int fd; + int dofree; + + dofree = 0; + + progname = basename(argv[0]); + if (argc != 2) + errx(EX_USAGE, "usage: %s <ttyname>\n", progname); + if (geteuid() != 0) + errx(EX_NOPERM, "Sorry\n"); + + if (argv[1][0] == '/') { + ttyname = argv[1]; + } else { + size_t len, maxpath, result; + + len = strlen(argv[1]) + sizeof(DEVPATHNAME) + 1; + + maxpath = pathconf(DEVPATHNAME, _PC_PATH_MAX); + if (len > maxpath) { + warnc(ENAMETOOLONG, ttyname); + exit(EX_DATAERR); + } + + ttyname = malloc(len); + if (ttyname == NULL) { + warnc(ENOMEM, "malloc"); + exit(EX_OSERR); + } + dofree = 1; + + result = snprintf(ttyname, len, "%s/%s", DEVPATHNAME, argv[1]); + if (result >= len) + warnc(ENOMEM, "snprintf"); + } + + fd = open(ttyname, O_RDWR); + if (fd == -1) { + warnc(errno, "open %s", ttyname); + if (dofree) + free(ttyname); + exit(EX_OSERR); + } + + if (0 != ioctl(fd, TIOCNXCL, 0)) + warnc(errno, "ioctl TIOCNXCL %s", ttyname); + + if (dofree) + free(ttyname); + exit(0); +} _______________________________________________ svn-src-all@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/svn-src-all To unsubscribe, send any mail to "svn-src-all-unsubscr...@freebsd.org"