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Current Path: /usr/src/lib/libutil

📁 ..
📄 Makefile(3.09 KB)
📄 Makefile.depend(274 B)
📄 _secure_path.3(2.52 KB)
📄 _secure_path.c(2.33 KB)
📄 auth.c(1.66 KB)
📄 expand_number.3(2.61 KB)
📄 expand_number.c(2.45 KB)
📄 flopen.3(3.35 KB)
📄 flopen.c(3.69 KB)
📄 fparseln.3(4.53 KB)
📄 fparseln.c(5.27 KB)
📄 getlocalbase.3(3.82 KB)
📄 getlocalbase.c(2.62 KB)
📄 gr_util.c(14.2 KB)
📄 hexdump.3(3.01 KB)
📄 hexdump.c(2.98 KB)
📄 humanize_number.3(5.65 KB)
📄 humanize_number.c(5.35 KB)
📄 kinfo_getallproc.3(2.47 KB)
📄 kinfo_getallproc.c(2.67 KB)
📄 kinfo_getfile.3(2.59 KB)
📄 kinfo_getfile.c(1.46 KB)
📄 kinfo_getproc.3(2.44 KB)
📄 kinfo_getproc.c(2.13 KB)
📄 kinfo_getvmmap.3(2.85 KB)
📄 kinfo_getvmmap.c(1.47 KB)
📄 kinfo_getvmobject.3(2.46 KB)
📄 kinfo_getvmobject.c(2.58 KB)
📄 kld.3(2.69 KB)
📄 kld.c(2.5 KB)
📄 libutil.h(8.04 KB)
📄 login.conf.5(16.41 KB)
📄 login_auth.3(2.3 KB)
📄 login_auth.c(3.01 KB)
📄 login_cap.3(16.04 KB)
📄 login_cap.c(19.22 KB)
📄 login_cap.h(6.25 KB)
📄 login_class.3(6.83 KB)
📄 login_class.c(14 KB)
📄 login_crypt.c(1.92 KB)
📄 login_ok.3(4.27 KB)
📄 login_ok.c(5.76 KB)
📄 login_times.3(5.28 KB)
📄 login_times.c(3.72 KB)
📄 login_tty.3(2.25 KB)
📄 login_tty.c(2.03 KB)
📄 pidfile.3(6.75 KB)
📄 pidfile.c(7.22 KB)
📄 property.3(2.91 KB)
📄 property.c(5.85 KB)
📄 pty.3(4.17 KB)
📄 pty.c(2.99 KB)
📄 pw_util.3(6.88 KB)
📄 pw_util.c(15.18 KB)
📄 quotafile.3(7.32 KB)
📄 quotafile.c(14.98 KB)
📄 realhostname.3(2.97 KB)
📄 realhostname.c(5.59 KB)
📄 realhostname_sa.3(4.56 KB)
📄 stub.c(1.73 KB)
📁 tests
📄 trimdomain.3(2.72 KB)
📄 trimdomain.c(3.39 KB)
📄 uucplock.3(4.94 KB)
📄 uucplock.c(5.5 KB)

Editing: getlocalbase.c

/*-
 * SPDX-License-Identifier: BSD-2-Clause
 *
 * Copyright 2020 Stefan Eßer <se@freebsd.org>
 *
 * 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 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.
 */

#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");

#include <sys/param.h>
#include <sys/sysctl.h>
#include <sys/limits.h>
#include <errno.h>
#include <stdlib.h>
#include <paths.h>
#include <libutil.h>
#include <unistd.h>

#ifndef _PATH_LOCALBASE
#define _PATH_LOCALBASE "/usr/local"
#endif

#ifndef LOCALBASE_CTL_LEN
#define LOCALBASE_CTL_LEN MAXPATHLEN
#endif

/* Any prefix guaranteed to not be the start of a valid path name */
#define ILLEGAL_PREFIX "/dev/null/"

const char *
getlocalbase(void)
{
#if LOCALBASE_CTL_LEN > 0 
	int localbase_oid[2] = {CTL_USER, USER_LOCALBASE};
	static char localpath[LOCALBASE_CTL_LEN];
	size_t localpathlen = LOCALBASE_CTL_LEN;
#endif
	char *tmppath;
	static const char *localbase = NULL;

if (localbase != NULL)
		return (localbase);

if (issetugid() == 0) {
		tmppath = getenv("LOCALBASE");
		if (tmppath != NULL && tmppath[0] != '\0') {
			localbase = tmppath;
			return (localbase);
		}
	}

#if LOCALBASE_CTL_LEN > 0
	if (sysctl(localbase_oid, 2, localpath, &localpathlen, NULL, 0) != 0) {
		if (errno != ENOMEM)
			localbase = _PATH_LOCALBASE;
		else
			localbase = ILLEGAL_PREFIX;
	} else {
		if (localpath[0] != '\0')
			localbase = localpath;
		else
			localbase = _PATH_LOCALBASE;
	}
#else
	localbase = _PATH_LOCALBASE;
#endif

return (localbase);
}

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Editing: getlocalbase.c

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