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📁 PSD.doc
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📄 aclocal.m4(1.89 KB)
📄 arch.c(30.67 KB)
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📄 bmake.cat1(80.42 KB)
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📄 bsd.after-import.mk(3.9 KB)
📄 buf.c(6.7 KB)
📄 buf.h(5.09 KB)
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📄 cond.c(33.51 KB)
📄 config.h.in(8.83 KB)
📄 configure(201.92 KB)
📄 configure.in(10.66 KB)
📄 dir.c(44.23 KB)
📄 dir.h(4.61 KB)
📄 dirname.c(3.11 KB)
📄 enum.c(2.81 KB)
📄 enum.h(8.46 KB)
📁 filemon
📄 find_lib.sh(138 B)
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📄 import.sh(2.14 KB)
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📄 job.c(76.85 KB)
📄 job.h(7.05 KB)
📄 lst.c(6.47 KB)
📄 lst.h(6.85 KB)
📄 machine.sh(2.18 KB)
📄 main.c(52.56 KB)
📄 make-bootstrap.sh.in(2.02 KB)
📄 make-conf.h(5.64 KB)
📄 make.1(65.55 KB)
📄 make.c(39.48 KB)
📄 make.h(25.84 KB)
📄 make_malloc.c(2.54 KB)
📄 make_malloc.h(2.15 KB)
📄 makefile.in(282 B)
📄 meta.c(40.12 KB)
📄 meta.h(2.38 KB)
📄 metachar.c(3.6 KB)
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📁 missing
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📄 mkdeps.sh(7.27 KB)
📄 nonints.h(11.82 KB)
📄 os.sh(5.54 KB)
📄 parse.c(80.74 KB)
📄 pathnames.h(2.4 KB)
📄 ranlib.h(1008 B)
📄 realpath.c(5.06 KB)
📄 setenv.c(4.64 KB)
📄 sigcompat.c(8.46 KB)
📄 str.c(10.2 KB)
📄 stresep.c(2.93 KB)
📄 strlcpy.c(1.74 KB)
📄 suff.c(55.28 KB)
📄 targ.c(15.81 KB)
📄 trace.c(2.99 KB)
📄 trace.h(1.83 KB)
📁 unit-tests
📄 util.c(11.92 KB)
📄 var.c(107.64 KB)
📄 wait.h(2 KB)

Editing: dirname.c

/*	$NetBSD: dirname.c,v 1.14 2018/09/27 00:45:34 kre Exp $	*/

/*-
 * Copyright (c) 1997, 2002 The NetBSD Foundation, Inc.
 * All rights reserved.
 *
 * This code is derived from software contributed to The NetBSD Foundation
 * by Klaus Klein and Jason R. Thorpe.
 *
 * 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.
 */

#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#ifndef HAVE_DIRNAME

#include <sys/cdefs.h>
#if defined(LIBC_SCCS) && !defined(lint)
__RCSID("$NetBSD: dirname.c,v 1.14 2018/09/27 00:45:34 kre Exp $");
#endif /* !LIBC_SCCS && !lint */

#include <sys/param.h>
#ifdef HAVE_LIBGEN_H
#include <libgen.h>
#endif
#ifdef HAVE_LIMITS_H
#include <limits.h>
#endif
#ifdef HAVE_STRING_H
#include <string.h>
#endif
#ifndef PATH_MAX
# define PATH_MAX 1024
#endif
#ifndef MIN
# define MIN(a, b) ((a < b) ? a : b)
#endif

static size_t
xdirname_r(const char *path, char *buf, size_t buflen)
{
	const char *endp;
	size_t len;

/*
	 * If `path' is a null pointer or points to an empty string,
	 * return a pointer to the string ".".
	 */
	if (path == NULL || *path == '\0') {
		path = ".";
		len = 1;
		goto out;
	}

/* Strip trailing slashes, if any. */
	endp = path + strlen(path) - 1;
	while (endp != path && *endp == '/')
		endp--;

/* Find the start of the dir */
	while (endp > path && *endp != '/')
		endp--;

if (endp == path) {
		path = *endp == '/' ? "/" : ".";
		len = 1;
		goto out;
	}

do
		endp--;
	while (endp > path && *endp == '/');

len = endp - path + 1;
out:
	if (buf != NULL && buflen != 0) {
		buflen = MIN(len, buflen - 1);
		if (buf != path)
			memcpy(buf, path, buflen);
		buf[buflen] = '\0';
	}
	return len;
}

char *
dirname(char *path)
{
	static char result[PATH_MAX];
	(void)xdirname_r(path, result, sizeof(result));
	return result;
}

#ifdef MAIN
#include <stdlib.h>
#include <stdio.h>

int
main(int argc, char *argv[])
{
	printf("%s\n", dirname(argv[1]));
	exit(0);
}
#endif
#endif

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Editing: dirname.c

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