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Update endif/else behavior for unreachable code error on Windows.

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Summary:
Per #3367
Closes https://github.com/facebook/rocksdb/pull/3389

Differential Revision: D6766126

Pulled By: gfosco

fbshipit-source-id: e441a15e8aec6747c613d68f4f0621b605eb48a0
This commit is contained in:
Fosco Marotto 2018-01-31 12:04:52 -08:00 committed by Facebook Github Bot
parent 5400800a56
commit 6efa8e270c
1 changed files with 20 additions and 11 deletions
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31
util/compression.h
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@ -57,8 +57,9 @@ inline bool Snappy_Supported() {
inline bool Zlib_Supported() {
#ifdef ZLIB
return true;
#endif
#else
return false;
#endif
}
inline bool BZip2_Supported() {
@ -283,8 +284,9 @@ inline bool Zlib_Compress(const CompressionOptions& opts,
deflateEnd(&_stream);
return compressed;
#endif
#else
return false;
#endif
}
// compress_format_version == 1 -- decompressed size is not included in the
@ -382,9 +384,9 @@ inline char* Zlib_Uncompress(const char* input_data, size_t input_length,
*decompress_size = static_cast<int>(output_len - _stream.avail_out);
inflateEnd(&_stream);
return output;
#endif
#else
return nullptr;
#endif
}
// compress_format_version == 1 -- decompressed size is not included in the
@ -441,8 +443,9 @@ inline bool BZip2_Compress(const CompressionOptions& opts,
BZ2_bzCompressEnd(&_stream);
return compressed;
#endif
#else
return false;
#endif
}
// compress_format_version == 1 -- decompressed size is not included in the
@ -520,8 +523,9 @@ inline char* BZip2_Uncompress(const char* input_data, size_t input_length,
*decompress_size = static_cast<int>(output_len - _stream.avail_out);
BZ2_bzDecompressEnd(&_stream);
return output;
#endif
#else
return nullptr;
#endif
}
// compress_format_version == 1 -- decompressed size is included in the
@ -583,8 +587,9 @@ inline bool LZ4_Compress(const CompressionOptions& opts,
}
output->resize(static_cast<size_t>(output_header_len + outlen));
return true;
#endif // LZ4
#else // LZ4
return false;
#endif
}
// compress_format_version == 1 -- decompressed size is included in the
@ -639,8 +644,9 @@ inline char* LZ4_Uncompress(const char* input_data, size_t input_length,
}
assert(*decompress_size == static_cast<int>(output_len));
return output;
#endif // LZ4
#else // LZ4
return nullptr;
#endif
}
// compress_format_version == 1 -- decompressed size is included in the
@ -711,8 +717,9 @@ inline bool LZ4HC_Compress(const CompressionOptions& opts,
}
output->resize(static_cast<size_t>(output_header_len + outlen));
return true;
#endif // LZ4
#else // LZ4
return false;
#endif
}
inline bool XPRESS_Compress(const char* input, size_t length, std::string* output) {
@ -765,8 +772,9 @@ inline bool ZSTD_Compress(const CompressionOptions& opts, const char* input,
}
output->resize(output_header_len + outlen);
return true;
#endif
#else // ZSTD
return false;
#endif
}
// @param compression_dict Data for presetting the compression library's
@ -796,8 +804,9 @@ inline char* ZSTD_Uncompress(const char* input_data, size_t input_length,
assert(actual_output_length == output_len);
*decompress_size = static_cast<int>(actual_output_length);
return output;
#endif
#else // ZSTD
return nullptr;
#endif
}
inline std::string ZSTD_TrainDictionary(const std::string& samples,