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📄 check_error.d(6.64 KB)
📄 check_internal_locks.d(2.76 KB)
📄 linux.c(14.39 KB)
📄 linux.h(6.4 KB)
📄 linux_common.c(2.9 KB)
📄 linux_common.h(1.92 KB)
📄 linux_dtrace.h(3.97 KB)
📄 linux_dummy.c(4.14 KB)
📄 linux_emul.c(9.98 KB)
📄 linux_emul.h(3.1 KB)
📄 linux_errno.c(756 B)
📄 linux_errno.h(5.09 KB)
📄 linux_errno.inc(9.59 KB)
📄 linux_event.c(24.96 KB)
📄 linux_event.h(2.69 KB)
📄 linux_file.c(49.59 KB)
📄 linux_file.h(5.82 KB)
📄 linux_fork.c(10.39 KB)
📄 linux_futex.c(38 KB)
📄 linux_futex.h(3.66 KB)
📄 linux_getcwd.c(2.83 KB)
📄 linux_ioctl.c(92.74 KB)
📄 linux_ioctl.h(26.02 KB)
📄 linux_ipc.c(23.99 KB)
📄 linux_ipc.h(2.92 KB)
📄 linux_ipc64.h(4.81 KB)
📄 linux_mib.c(14.93 KB)
📄 linux_mib.h(2.59 KB)
📄 linux_misc.c(59.03 KB)
📄 linux_misc.h(6.12 KB)
📄 linux_mmap.c(12.67 KB)
📄 linux_mmap.h(2.75 KB)
📄 linux_persona.h(1.36 KB)
📄 linux_signal.c(16.55 KB)
📄 linux_signal.h(2.27 KB)
📄 linux_socket.c(57.3 KB)
📄 linux_socket.h(9.15 KB)
📄 linux_stats.c(19.74 KB)
📄 linux_sysctl.c(5.6 KB)
📄 linux_sysproto.h(1.64 KB)
📄 linux_time.c(18.39 KB)
📄 linux_timer.c(4.73 KB)
📄 linux_timer.h(3.88 KB)
📄 linux_uid16.c(12.24 KB)
📄 linux_util.c(8.21 KB)
📄 linux_util.h(6.18 KB)
📄 linux_vdso.c(6.29 KB)
📄 linux_vdso.h(2.3 KB)
📄 linux_videodev2_compat.h(2.98 KB)
📄 linux_videodev_compat.h(1.07 KB)
📄 stats_timing.d(3.09 KB)
📄 trace_futexes.d(5.48 KB)

Editing: linux_getcwd.c

/* $OpenBSD: linux_getcwd.c,v 1.2 2001/05/16 12:50:21 ho Exp $ */
/* $NetBSD: vfs_getcwd.c,v 1.3.2.3 1999/07/11 10:24:09 sommerfeld Exp $ */
/*-
 * SPDX-License-Identifier: BSD-2-Clause-NetBSD
 *
 * Copyright (c) 1999 The NetBSD Foundation, Inc.
 * Copyright (c) 2015 The FreeBSD Foundation
 * All rights reserved.
 *
 * This code is derived from software contributed to The NetBSD Foundation
 * by Bill Sommerfeld.
 *
 * Portions of this software were developed by Edward Tomasz Napierala
 * under sponsorship from the FreeBSD Foundation.
 *
 * 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 NETBSD FOUNDATION, INC. 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 FOUNDATION 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 "opt_compat.h"

#include <sys/param.h>
#include <sys/systm.h>
#include <sys/vnode.h>
#include <sys/proc.h>
#include <sys/malloc.h>

#ifdef COMPAT_LINUX32
#include <machine/../linux32/linux.h>
#include <machine/../linux32/linux32_proto.h>
#else
#include <machine/../linux/linux.h>
#include <machine/../linux/linux_proto.h>
#endif
#include <compat/linux/linux_misc.h>
#include <compat/linux/linux_util.h>

/*
 * Find pathname of process's current directory.
 */
int
linux_getcwd(struct thread *td, struct linux_getcwd_args *uap)
{
	char *buf, *retbuf;
	size_t buflen;
	int error;

buflen = uap->bufsize;
	if (__predict_false(buflen < 2))
		return (ERANGE);
	if (buflen > LINUX_PATH_MAX)
		buflen = LINUX_PATH_MAX;

buf = malloc(buflen, M_TEMP, M_WAITOK);
	error = vn_getcwd(buf, &retbuf, &buflen);
	if (error == ENOMEM)
		error = ERANGE;
	if (error == 0) {
		error = copyout(retbuf, uap->buf, buflen);
		if (error == 0)
			td->td_retval[0] = buflen;
	}
	free(buf, M_TEMP);
	return (error);
}

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Editing: linux_getcwd.c

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