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author | 2023-12-11 10:48:02 +1100 | |
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committer | 2023-12-11 10:48:02 +1100 | |
commit | 05e69b43e9770e16c4bf1c6ca3e585e64c3f6ff9 (patch) | |
tree | 00ff2118ddc01455ee55785283a2fcfb9bfaf77e /3rdparty/zstd/tests/checkTag.c | |
parent | 1a4287925e3982e2f782dee6f62b198984b839de (diff) |
Added Zstandard support for zip archives and CHDs. (#11827)
* 3rdparty/zstd: Added Zstandard compression library version 1.5.5.
* util/unzip.cpp: Added support for Zstandard compression (method 93).
* util/chdcodec.cpp: Added support for Zstandard compression.
* 3rdparty/flac: Always define NDEBUG to avoid log spam.
Diffstat (limited to '3rdparty/zstd/tests/checkTag.c')
-rw-r--r-- | 3rdparty/zstd/tests/checkTag.c | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/3rdparty/zstd/tests/checkTag.c b/3rdparty/zstd/tests/checkTag.c new file mode 100644 index 00000000000..26871ed0fd8 --- /dev/null +++ b/3rdparty/zstd/tests/checkTag.c @@ -0,0 +1,65 @@ +/* + * Copyright (c) Meta Platforms, Inc. and affiliates. + * All rights reserved. + * + * This source code is licensed under both the BSD-style license (found in the + * LICENSE file in the root directory of this source tree) and the GPLv2 (found + * in the COPYING file in the root directory of this source tree). + * You may select, at your option, one of the above-listed licenses. + */ + +/* checkTag : validation tool for libzstd + * command : + * $ ./checkTag tag + * checkTag validates tags of following format : v[0-9].[0-9].[0-9]{any} + * The tag is then compared to zstd version number. + * They are compatible if first 3 digits are identical. + * Anything beyond that is free, and doesn't impact validation. + * Example : tag v1.8.1.2 is compatible with version 1.8.1 + * When tag and version are not compatible, program exits with error code 1. + * When they are compatible, it exists with a code 0. + * checkTag is intended to be used in automated testing environment. + */ + +#include <stdio.h> /* printf */ +#include <string.h> /* strlen, strncmp */ +#include "zstd.h" /* ZSTD_VERSION_STRING */ + + +/* validate() : + * @return 1 if tag is compatible, 0 if not. + */ +static int validate(const char* const tag) +{ + size_t const tagLength = strlen(tag); + size_t const verLength = strlen(ZSTD_VERSION_STRING); + + if (tagLength < 2) return 0; + if (tag[0] != 'v') return 0; + if (tagLength <= verLength) return 0; + + if (strncmp(ZSTD_VERSION_STRING, tag+1, verLength)) return 0; + + return 1; +} + +int main(int argc, const char** argv) +{ + const char* const exeName = argv[0]; + const char* const tag = argv[1]; + if (argc!=2) { + printf("incorrect usage : %s tag \n", exeName); + return 2; + } + + printf("Version : %s \n", ZSTD_VERSION_STRING); + printf("Tag : %s \n", tag); + + if (validate(tag)) { + printf("OK : tag is compatible with zstd version \n"); + return 0; + } + + printf("!! error : tag and versions are not compatible !! \n"); + return 1; +} |