mirror of
https://git.FreeBSD.org/src.git
synced 2024-12-24 11:29:10 +00:00
116 lines
3.3 KiB
C
116 lines
3.3 KiB
C
/*-
|
|
* Copyright (c) 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
|
|
* 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.
|
|
* 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
|
|
* SUCH DAMAGE.
|
|
*/
|
|
|
|
#ifndef lint
|
|
static char copyright[] =
|
|
"@(#) Copyright (c) 1993\n\
|
|
The Regents of the University of California. All rights reserved.\n";
|
|
#endif /* not lint */
|
|
|
|
#ifndef lint
|
|
static char sccsid[] = "@(#)whereis.c 8.1 (Berkeley) 6/6/93";
|
|
#endif /* not lint */
|
|
|
|
#include <sys/param.h>
|
|
#include <sys/stat.h>
|
|
#include <sys/sysctl.h>
|
|
|
|
#include <err.h>
|
|
#include <errno.h>
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
|
|
void usage __P((void));
|
|
|
|
int
|
|
main(argc, argv)
|
|
int argc;
|
|
char *argv[];
|
|
{
|
|
struct stat sb;
|
|
size_t len;
|
|
int ch, sverrno, mib[2];
|
|
char *p, *t, *std, path[MAXPATHLEN];
|
|
|
|
while ((ch = getopt(argc, argv, "")) != EOF)
|
|
switch (ch) {
|
|
case '?':
|
|
default:
|
|
usage();
|
|
}
|
|
argc -= optind;
|
|
argv += optind;
|
|
|
|
/* Retrieve the standard path. */
|
|
mib[0] = CTL_USER;
|
|
mib[1] = USER_CS_PATH;
|
|
if (sysctl(mib, 2, NULL, &len, NULL, 0) == -1)
|
|
return (-1);
|
|
if (len == 0)
|
|
err(1, "user_cs_path: sysctl: zero length\n");
|
|
if ((std = malloc(len)) == NULL)
|
|
err(1, NULL);
|
|
if (sysctl(mib, 2, std, &len, NULL, 0) == -1) {
|
|
sverrno = errno;
|
|
free(std);
|
|
errno = sverrno;
|
|
err(1, "sysctl: user_cs_path");
|
|
}
|
|
|
|
/* For each path, for each program... */
|
|
for (; *argv; ++argv)
|
|
for (p = std;; *p++ = ':') {
|
|
t = p;
|
|
if ((p = strchr(p, ':')) != NULL) {
|
|
*p = '\0';
|
|
if (t == p)
|
|
t = ".";
|
|
} else
|
|
if (strlen(t) == 0)
|
|
t = ".";
|
|
(void)snprintf(path, sizeof(path), "%s/%s", t, *argv);
|
|
if (!stat(path, &sb))
|
|
(void)printf("%s\n", path);
|
|
if (p == NULL)
|
|
break;
|
|
}
|
|
}
|
|
|
|
void
|
|
usage()
|
|
{
|
|
(void)fprintf(stderr, "whereis: program ...\n");
|
|
exit (1);
|
|
}
|