Build rtags on Windows

build.sh

set -eu

# /mingw64/include conflicts with /usr/include
if [[ ! -e llvm-include ]]; then
   mkdir -p llvm-include
   pacboy files mingw-w64-x86_64-llvm mingw-w64-x86_64-clang |
       perl -ne 'print "$1\n" if /\/mingw64\/include\/(.*)/' |
       while read -r h; do
           mkdir -p llvm-include/"$(dirname "$h")"
           ln -s /mingw64/include/"$h" llvm-include/"$h"
       done
fi

rm -rf build

# For `llvm-config`
PATH=$PATH:/mingw64/bin

cmake -B build -S . \
      -G 'MSYS Makefiles' \
      -DCMAKE_CXX_COMPILER=g++ \
      -DOPENSSL_CRYPTO_LIBRARY='/usr/lib/libcrypto.a' \
      -DLIBCLANG_CXXFLAGS="-I `pwd`/llvm-include" \
      -DCMAKE_INSTALL_PREFIX='c:/opt/rtags'

# https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70129
find build -name \*.rsp -exec sed -i 's|-isystem [^ ]*||g' {} \;

make -C build -j `nproc`

set -eu

# /mingw64/include conflicts with /usr/include
if [[ ! -e llvm-include ]]; then
   mkdir -p llvm-include
   pacboy files mingw-w64-x86_64-llvm mingw-w64-x86_64-clang |
       perl -ne 'print "$1\n" if /\/mingw64\/include\/(.*)/' |
       while read -r h; do
           mkdir -p llvm-include/"$(dirname "$h")"
           ln -s /mingw64/include/"$h" llvm-include/"$h"
       done
fi

rm -rf build

# For `llvm-config`
PATH=$PATH:/mingw64/bin

cmake -B build -S . \
      -G 'MSYS Makefiles' \
      -DCMAKE_CXX_COMPILER=g++ \
      -DOPENSSL_CRYPTO_LIBRARY='/usr/lib/libcrypto.a' \
      -DLIBCLANG_CXXFLAGS="-I `pwd`/llvm-include" \
      -DCMAKE_INSTALL_PREFIX='c:/opt/rtags'

# https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70129
find build -name \*.rsp -exec sed -i 's|-isystem [^ ]*||g' {} \;

make -C build -j `nproc`

cmake --install build --component rtags