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diff --git a/contrib/libarchive/libarchive/test/test_write_format_ar.c b/contrib/libarchive/libarchive/test/test_write_format_ar.c
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+/*-
+ * Copyright (c) 2007 Kai Wang
+ * Copyright (c) 2007 Tim Kientzle
+ * 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
+ *    in this position and unchanged.
+ * 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(S) ``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(S) 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 "test.h"
+__FBSDID("$FreeBSD: head/lib/libarchive/test/test_write_format_ar.c 189308 2009-03-03 17:02:51Z kientzle $");
+
+char buff[4096];
+char buff2[64];
+static char strtab[] = "abcdefghijklmn.o/\nggghhhjjjrrrttt.o/\niiijjjdddsssppp.o/\n";
+
+DEFINE_TEST(test_write_format_ar)
+{
+#if ARCHIVE_VERSION_NUMBER < 1009000
+	skipping("ar write support");
+#else
+	struct archive_entry *ae;
+	struct archive* a;
+	size_t used;
+
+	/*
+	 * First we try to create a SVR4/GNU format archive.
+	 */
+	assert((a = archive_write_new()) != NULL);
+	assertA(0 == archive_write_set_format_ar_svr4(a));
+	assertA(0 == archive_write_open_memory(a, buff, sizeof(buff), &used));
+
+	/* write the filename table */
+	assert((ae = archive_entry_new()) != NULL);
+	archive_entry_copy_pathname(ae, "//");
+	archive_entry_set_size(ae, strlen(strtab));
+	assertA(0 == archive_write_header(a, ae));
+	assertA(strlen(strtab) == (size_t)archive_write_data(a, strtab, strlen(strtab)));
+	archive_entry_free(ae);
+
+	/* write entries */
+	assert((ae = archive_entry_new()) != NULL);
+	archive_entry_set_mtime(ae, 1, 0);
+	assert(1 == archive_entry_mtime(ae));
+	archive_entry_set_mode(ae, S_IFREG | 0755);
+	assert((S_IFREG | 0755) == archive_entry_mode(ae));
+	archive_entry_copy_pathname(ae, "abcdefghijklmn.o");
+	archive_entry_set_size(ae, 8);
+	assertA(0 == archive_write_header(a, ae));
+	assertA(8 == archive_write_data(a, "87654321", 15));
+	archive_entry_free(ae);
+
+	assert((ae = archive_entry_new()) != NULL);
+	archive_entry_copy_pathname(ae, "ggghhhjjjrrrttt.o");
+	archive_entry_set_filetype(ae, AE_IFREG);
+	archive_entry_set_size(ae, 7);
+	assertEqualIntA(a, ARCHIVE_OK, archive_write_header(a, ae));
+	assertEqualIntA(a, 7, archive_write_data(a, "7777777", 7));
+	archive_entry_free(ae);
+
+	/* test full pathname */
+	assert((ae = archive_entry_new()) != NULL);
+	archive_entry_copy_pathname(ae, "/usr/home/xx/iiijjjdddsssppp.o");
+	archive_entry_set_mode(ae, S_IFREG | 0755);
+	archive_entry_set_size(ae, 8);
+	assertEqualIntA(a, ARCHIVE_OK, archive_write_header(a, ae));
+	assertEqualIntA(a, 8, archive_write_data(a, "88877766", 8));
+	archive_entry_free(ae);
+
+	/* trailing "/" should be rejected */
+	assert((ae = archive_entry_new()) != NULL);
+	archive_entry_copy_pathname(ae, "/usr/home/xx/iiijjj/");
+	archive_entry_set_size(ae, 8);
+	assertA(0 != archive_write_header(a, ae));
+	archive_entry_free(ae);
+
+	/* Non regular file should be rejected */
+	assert((ae = archive_entry_new()) != NULL);
+	archive_entry_copy_pathname(ae, "gfgh.o");
+	archive_entry_set_mode(ae, S_IFDIR | 0755);
+	archive_entry_set_size(ae, 6);
+	assertA(0 != archive_write_header(a, ae));
+	archive_entry_free(ae);
+
+	archive_write_close(a);
+#if ARCHIVE_VERSION_NUMBER < 2000000
+	archive_write_finish(a);
+#else
+	assertEqualInt(0, archive_write_finish(a));
+#endif
+
+	/*
+	 * Now, read the data back.
+	 */
+	assert((a = archive_read_new()) != NULL);
+	assertEqualIntA(a, ARCHIVE_OK, archive_read_support_format_all(a));
+	assertEqualIntA(a, ARCHIVE_OK, archive_read_support_compression_all(a));
+	assertEqualIntA(a, ARCHIVE_OK, archive_read_open_memory(a, buff, used));
+
+	assertEqualIntA(a, ARCHIVE_OK, archive_read_next_header(a, &ae));
+	assertEqualInt(0, archive_entry_mtime(ae));
+	assertEqualString("//", archive_entry_pathname(ae));
+	assertEqualInt(0, archive_entry_size(ae));
+
+	assertEqualIntA(a, ARCHIVE_OK, archive_read_next_header(a, &ae));
+	assertEqualInt(1, archive_entry_mtime(ae));
+	assertEqualString("abcdefghijklmn.o", archive_entry_pathname(ae));
+	assertEqualInt(8, archive_entry_size(ae));
+	assertEqualIntA(a, 8, archive_read_data(a, buff2, 10));
+	assertEqualMem(buff2, "87654321", 8);
+
+	assertEqualInt(ARCHIVE_OK, archive_read_next_header(a, &ae));
+	assertEqualString("ggghhhjjjrrrttt.o", archive_entry_pathname(ae));
+	assertEqualInt(7, archive_entry_size(ae));
+	assertEqualIntA(a, 7, archive_read_data(a, buff2, 11));
+	assertEqualMem(buff2, "7777777", 7);
+
+	assertEqualIntA(a, 0, archive_read_next_header(a, &ae));
+	assertEqualString("iiijjjdddsssppp.o", archive_entry_pathname(ae));
+	assertEqualInt(8, archive_entry_size(ae));
+	assertEqualIntA(a, 8, archive_read_data(a, buff2, 17));
+	assertEqualMem(buff2, "88877766", 8);
+
+	assertEqualIntA(a, 0, archive_read_close(a));
+#if ARCHIVE_VERSION_NUMBER < 2000000
+	archive_read_finish(a);
+#else
+	assertEqualInt(0, archive_read_finish(a));
+#endif
+
+	/*
+	 * Then, we try to create a BSD format archive.
+	 */
+	memset(buff, 0, sizeof(buff));
+	assert((a = archive_write_new()) != NULL);
+	assertEqualIntA(a, ARCHIVE_OK, archive_write_set_format_ar_bsd(a));
+	assertEqualIntA(a, ARCHIVE_OK, archive_write_open_memory(a, buff, sizeof(buff), &used));
+
+	/* write a entry need long name extension */
+	assert((ae = archive_entry_new()) != NULL);
+	archive_entry_copy_pathname(ae, "ttttyyyyuuuuiiii.o");
+	archive_entry_set_filetype(ae, AE_IFREG);
+	archive_entry_set_size(ae, 5);
+	assertEqualIntA(a, ARCHIVE_OK, archive_write_header(a, ae));
+	assertEqualInt(5, archive_entry_size(ae));
+	assertEqualIntA(a, 5, archive_write_data(a, "12345", 7));
+	archive_entry_free(ae);
+
+	/* write a entry with a short name */
+	assert((ae = archive_entry_new()) != NULL);
+	archive_entry_copy_pathname(ae, "ttyy.o");
+	archive_entry_set_filetype(ae, AE_IFREG);
+	archive_entry_set_size(ae, 6);
+	assertEqualIntA(a, ARCHIVE_OK, archive_write_header(a, ae));
+	assertEqualIntA(a, 6, archive_write_data(a, "555555", 7));
+	archive_entry_free(ae);
+	archive_write_close(a);
+#if ARCHIVE_VERSION_NUMBER < 2000000
+	archive_write_finish(a);
+#else
+	assertEqualInt(0, archive_write_finish(a));
+#endif
+
+	/* Now, Read the data back */
+	assert((a = archive_read_new()) != NULL);
+	assertEqualIntA(a, ARCHIVE_OK, archive_read_support_format_all(a));
+	assertEqualIntA(a, ARCHIVE_OK, archive_read_support_compression_all(a));
+	assertEqualIntA(a, ARCHIVE_OK, archive_read_open_memory(a, buff, used));
+
+	assertEqualIntA(a, 0, archive_read_next_header(a, &ae));
+	assertEqualString("ttttyyyyuuuuiiii.o", archive_entry_pathname(ae));
+	assertEqualInt(5, archive_entry_size(ae));
+	assertEqualIntA(a, 5, archive_read_data(a, buff2, 10));
+	assertEqualMem(buff2, "12345", 5);
+
+	assertEqualIntA(a, 0, archive_read_next_header(a, &ae));
+	assertEqualString("ttyy.o", archive_entry_pathname(ae));
+	assertEqualInt(6, archive_entry_size(ae));
+	assertEqualIntA(a, 6, archive_read_data(a, buff2, 10));
+	assertEqualMem(buff2, "555555", 6);
+
+	/* Test EOF */
+	assertEqualIntA(a, ARCHIVE_EOF, archive_read_next_header(a, &ae));
+	assertEqualIntA(a, 0, archive_read_close(a));
+#if ARCHIVE_VERSION_NUMBER < 2000000
+	archive_read_finish(a);
+#else
+	assertEqualInt(0, archive_read_finish(a));
+#endif
+#endif
+}