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opencv: Fix OpenCV build on non NixOS platform

OpenCV's CMakeFile will use libraries in /lib and /lib64 if it can
find libraries from those paths. However, it causes
build failure because nix detects impure paths being used.
This commit is contained in:
mingchuan 2017-05-16 04:45:52 +08:00
parent 37cb24a318
commit b496ffbe55
2 changed files with 11 additions and 0 deletions

View file

@ -78,6 +78,12 @@ stdenv.mkDerivation rec {
ln -s "${bootdescFiles}/$name" "$NIX_BUILD_TOP/opencv_contrib/xfeatures2d/src/$name"
done
'');
# This prevents cmake from using libraries in impure paths (which causes build failure on non NixOS)
postPatch = ''
sed -i '/Add these standard paths to the search paths for FIND_LIBRARY/,/^\s*$/{d}' CMakeLists.txt
'';
preConfigure =
(let version = "20151201";
md5 = "808b791a6eac9ed78d32a7666804320e";

View file

@ -35,6 +35,11 @@ stdenv.mkDerivation rec {
./no-build-info.patch
];
# This prevents cmake from using libraries in impure paths (which causes build failure on non NixOS)
postPatch = ''
sed -i '/Add these standard paths to the search paths for FIND_LIBRARY/,/^\s*$/{d}' CMakeLists.txt
'';
outputs = [ "out" "dev" ];
buildInputs =