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WarFox/install-and-setup-openblas-and-lapack.sh

Created August 15, 2022 13:06
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Installing lapack and openblas for building scipy on MacOS
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install-and-setup-openblas-and-lapack.sh
#!/usr/env bash
brew install openblas
brew install lapack
# Set the following environment variables so that the build tools can find the libraries.
# openblas
export LDFLAGS="-L/usr/local/opt/openblas/lib $LDFLAGS"
export CPPFLAGS="-I/usr/local/opt/openblas/include $CPPFLAGS"
export PKG_CONFIG_PATH="/usr/local/opt/openblas/lib/pkgconfig $PKG_CONFIG_PATH"
# lapack
export LDFLAGS="-L/usr/local/opt/lapack/lib $LDFLAGS"
export CPPFLAGS="-I/usr/local/opt/lapack/include $CPPFLAGS"
export PKG_CONFIG_PATH="/usr/local/opt/lapack/lib/pkgconfig $PKG_CONFIG_PATH"
## tell compiler not to error out for implicit function declarations
export CFLAGS=-Wno-error=implicit-function-declaration
export LAPACK=/usr/local/opt/lapack/lib/liblapack.dylib
export BLAS=/usr/local/opt/openblas/lib/libopenblas.dylib
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