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# This file is part of MXE. See LICENSE.md for licensing information.
PKG := flann
$(PKG)_IGNORE :=
$(PKG)_VERSION := 1.8.4
$(PKG)_CHECKSUM := dfbb9321b0d687626a644c70872a2c540b16200e7f4c7bd72f91ae032f445c08
$(PKG)_SUBDIR := flann-$($(PKG)_VERSION)-src
$(PKG)_FILE := flann-$($(PKG)_VERSION)-src.zip
$(PKG)_URL := http://www.cs.ubc.ca/research/flann/uploads/FLANN/$($(PKG)_FILE)
$(PKG)_DEPS := gcc
define $(PKG)_UPDATE
$(WGET) -q -O- 'http://www.cs.ubc.ca/research/flann/index.php/FLANN/Changelog' | \
grep 'Version' | \
$(SED) -n 's,.*Version.\([0-9.]*\).*,\1,p' | \
head -1
endef
define $(PKG)_BUILD_SHARED
# workaround for strange "too many sections" error
# setting CXXFLAGS='-O3' seems to fix it
# similar to http://www.mail-archive.com/mingw-w64-public@lists.sourceforge.net/msg06329.html
cd '$(1)' && CXXFLAGS='-O3' cmake . \
-DCMAKE_TOOLCHAIN_FILE='$(CMAKE_TOOLCHAIN_FILE)' \
-DCMAKE_BUILD_TYPE=Release \
-DBUILD_CUDA_LIB=OFF \
-DBUILD_MATLAB_BINDINGS=OFF \
-DBUILD_PYTHON_BINDINGS=OFF \
-DUSE_OPENMP=ON
$(MAKE) -C '$(1)' -j '$(JOBS)' install VERBOSE=1
endef
define $(PKG)_BUILD
$($(PKG)_BUILD_SHARED)
for l in flann flann_cpp; do \
ln -sf '$(PREFIX)/$(TARGET)'/lib/lib$$l.a \
'$(PREFIX)/$(TARGET)'/lib/lib$${l}_s.a ; \
done
endef
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