freebsd-nq/sbin/ddb/ddb.c
Robert Watson a1f25b0daa Add command-line tool ddb(8), which allows DDB(4) scripts to be
managed from userspace.  It is largely a wrapper for sysctl()
calls, but because the sysctls for adding and removing scripts
are awkward to use directly, this provides an easier-to-use
interface.

MFC after:	3 months
2007-12-26 09:38:22 +00:00

68 lines
2.0 KiB
C

/*-
* Copyright (c) 2007 Robert N. M. Watson
* 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.
*/
#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sysexits.h>
#include "ddb.h"
void
usage(void)
{
fprintf(stderr, "usage:\n");
fprintf(stderr, "ddb script scriptname\n");
fprintf(stderr, "ddb script scriptname=script\n");
fprintf(stderr, "ddb scripts\n");
fprintf(stderr, "ddb unscript scriptname\n");
exit(EX_USAGE);
}
int
main(int argc, char *argv[])
{
if (argc < 2)
usage();
argc -= 1;
argv += 1;
if (strcmp(argv[0], "script") == 0)
ddb_script(argc, argv);
else if (strcmp(argv[0], "scripts") == 0)
ddb_scripts(argc, argv);
else if (strcmp(argv[0], "unscript") == 0)
ddb_unscript(argc, argv);
else
usage();
exit(EX_OK);
}