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merge parallel compression branch.

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/*-
 
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 * Copyright (c) 2003-2007 Tim Kientzle
 
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 * All rights reserved.
 
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 *
 
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 * Redistribution and use in source and binary forms, with or without
 
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 * modification, are permitted provided that the following conditions
 
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 * are met:
 
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 * 1. Redistributions of source code must retain the above copyright
 
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 *    notice, this list of conditions and the following disclaimer.
 
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 * 2. Redistributions in binary form must reproduce the above copyright
 
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 *    notice, this list of conditions and the following disclaimer in the
 
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 *    documentation and/or other materials provided with the distribution.
 
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 *
 
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 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR(S) ``AS IS'' AND ANY EXPRESS OR
 
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 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 
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 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
 
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 * IN NO EVENT SHALL THE AUTHOR(S) BE LIABLE FOR ANY DIRECT, INDIRECT,
 
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 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
 
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 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 
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 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 
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 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 
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 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 
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 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
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 */
 
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#include "test.h"
 
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__FBSDID("$FreeBSD: head/lib/libarchive/test/test_read_compress_program.c 201247 2009-12-30 05:59:21Z kientzle $");
 
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static unsigned char archive[] = {
 
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31,139,8,0,222,'C','p','C',0,3,211,'c',160,'=','0','0','0','0','7','5','U',
 
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0,210,134,230,166,6,200,'4',28,'(',24,26,24,27,155,24,152,24,154,27,155,')',
 
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24,24,26,152,154,25,'2','(',152,210,193,'m',12,165,197,'%',137,'E','@',167,
 
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148,'d',230,226,'U','G','H',30,234,15,'8','=',10,'F',193,'(',24,5,131,28,
 
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0,0,29,172,5,240,0,6,0,0};
 
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DEFINE_TEST(test_read_compress_program)
 
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{
 
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        int r;
 
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        struct archive_entry *ae;
 
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        struct archive *a;
 
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        /*
 
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         * First, test handling when a non-existent compression
 
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         * program is requested.
 
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         */
 
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        assert((a = archive_read_new()) != NULL);
 
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        r = archive_read_support_compression_program(a, "nonexistent");
 
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        if (r == ARCHIVE_FATAL) {
 
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                skipping("archive_read_support_compression_program() "
 
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                    "unsupported on this platform");
 
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                return;
 
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        }
 
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        assertEqualIntA(a, ARCHIVE_OK, r);
 
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        assertEqualIntA(a, ARCHIVE_OK,
 
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            archive_read_support_format_all(a));
 
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        assertEqualIntA(a, ARCHIVE_FATAL,
 
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            archive_read_open_memory(a, archive, sizeof(archive)));
 
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        assertEqualIntA(a, ARCHIVE_OK, archive_read_close(a));
 
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        assertEqualInt(ARCHIVE_OK, archive_read_finish(a));
 
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        /*
 
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         * If we have "gzip -d", try using that.
 
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         */
 
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        if (!canGunzip()) {
 
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                skipping("Can't run gunzip program on this platform");
 
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                return;
 
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        }
 
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        assert((a = archive_read_new()) != NULL);
 
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        assertEqualIntA(a, ARCHIVE_OK,
 
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            archive_read_support_compression_none(a));
 
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        assertEqualIntA(a, ARCHIVE_OK,
 
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            archive_read_support_compression_program(a, "gunzip"));
 
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        assertEqualIntA(a, ARCHIVE_OK,
 
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            archive_read_support_format_all(a));
 
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        assertEqualIntA(a, ARCHIVE_OK,
 
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            archive_read_open_memory(a, archive, sizeof(archive)));
 
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        assertEqualIntA(a, ARCHIVE_OK,
 
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            archive_read_next_header(a, &ae));
 
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        assertEqualInt(archive_compression(a), ARCHIVE_COMPRESSION_PROGRAM);
 
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        assertEqualInt(archive_format(a), ARCHIVE_FORMAT_TAR_USTAR);
 
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        assertEqualIntA(a, ARCHIVE_OK, archive_read_close(a));
 
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        assertEqualInt(ARCHIVE_OK, archive_read_finish(a));
 
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}
 
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