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cmake: fix support of duplicated file names in static libraries

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This commit is contained in:
Alexander Alekhin 2017-01-18 18:37:52 +03:00
parent a5d16f09e6
commit f1adc32765
1 changed files with 10 additions and 0 deletions
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10
cmake/OpenCVDetectCXXCompiler.cmake
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@ -172,3 +172,13 @@ elseif(MINGW)
set(OpenCV_ARCH x86)
endif()
endif()
# Fix handling of duplicated files in the same static library:
# https://public.kitware.com/Bug/view.php?id=14874
if(CMAKE_VERSION VERSION_LESS "3.1")
foreach(var CMAKE_C_ARCHIVE_APPEND CMAKE_CXX_ARCHIVE_APPEND)
if(${var} MATCHES "^<CMAKE_AR> r")
string(REPLACE "<CMAKE_AR> r" "<CMAKE_AR> q" ${var} "${${var}}")
endif()
endforeach()
endif()