freebsd-dev/cpio/test/test_option_lz4.c

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/*-
* Copyright (c) 2014 Michihiro NAKAJIMA
* 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.
* 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("$FreeBSD$");
DEFINE_TEST(test_option_lz4)
{
char *p;
int r;
size_t s;
/* Create a file. */
assertMakeFile("f", 0644, "a");
/* Archive it with lz4 compression. */
r = systemf("echo f | %s -o --lz4 >archive.out 2>archive.err",
testprog);
p = slurpfile(&s, "archive.err");
p[s] = '\0';
if (r != 0) {
if (strstr(p, "compression not available") != NULL) {
skipping("This version of bsdcpio was compiled "
"without lz4 support");
return;
}
/* POSIX permits different handling of the spawnp
* system call used to launch the subsidiary
* program: */
/* Some systems fail immediately to spawn the new process. */
if (strstr(p, "Can't launch") != NULL && !canLz4()) {
skipping("This version of bsdcpio uses an external lz4 program "
"but no such program is available on this system.");
return;
}
/* Some systems successfully spawn the new process,
* but fail to exec a program within that process.
* This results in failure at the first attempt to
* write. */
if (strstr(p, "Can't write") != NULL && !canLz4()) {
skipping("This version of bsdcpio uses an external lz4 program "
"but no such program is available on this system.");
return;
}
failure("--lz4 option is broken: %s", p);
assertEqualInt(r, 0);
return;
}
/* Check that the archive file has an lz4 signature. */
p = slurpfile(&s, "archive.out");
assert(s > 2);
assertEqualMem(p, "\x04\x22\x4d\x18", 4);
}