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cmake: FFmpeg: Fix regex for version detection
Fix regex to detect the "4.2.2-1+b1" version currently available on Debian testing. Signed-off-by: Paul Cercueil <paul@crapouillou.net>
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@ -68,7 +68,7 @@ endif()
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if(FFMPEG_INCLUDE_DIR)
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if(FFMPEG_INCLUDE_DIR)
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file(READ "${FFMPEG_INCLUDE_DIR}/libavutil/ffversion.h" __FFVERSION_H)
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file(READ "${FFMPEG_INCLUDE_DIR}/libavutil/ffversion.h" __FFVERSION_H)
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string(REGEX MATCH "#define[ ]+FFMPEG_VERSION[ ]+\"([0-9a-zA-Z\\.\\-]+)\"" _FFMPEG_VERSION "${__FFVERSION_H}")
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string(REGEX MATCH "#define[ ]+FFMPEG_VERSION[ ]+\"([0-9a-zA-Z\\+\\.\\-]+)\"" _FFMPEG_VERSION "${__FFVERSION_H}")
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if(NOT _FFMPEG_VERSION)
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if(NOT _FFMPEG_VERSION)
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message(AUTHOR_WARNING "Cannot detect ffmpeg version: regex does not match")
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message(AUTHOR_WARNING "Cannot detect ffmpeg version: regex does not match")
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endif()
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endif()
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