#!/usr/bin/env bash
# Copyright (c) The Bitcoin Core developers
# Distributed under the MIT software license, see the accompanying
# file COPYING or https://opensource.org/license/mit.
export LC_ALL=C.UTF-8
set -o errexit -o pipefail

# shellcheck source=setup.sh
source "$(dirname "${BASH_SOURCE[0]}")/setup.sh"

# setup gcc toolchain
gcc_toolchain

# Build the depends tree, overriding variables that assume multilib gcc
make -C depends --jobs="$JOBS" HOST="$HOST" \
                                   ${V:+V=1} \
                                   ${SOURCES_PATH+SOURCES_PATH="$SOURCES_PATH"} \
                                   ${BASE_CACHE+BASE_CACHE="$BASE_CACHE"} \
                                   ${build_CC+build_CC="$build_CC"} \
                                   ${build_CXX+build_CXX="$build_CXX"} \
                                   x86_64_linux_CC=x86_64-linux-gnu-gcc \
                                   x86_64_linux_CXX=x86_64-linux-gnu-g++ \
                                   x86_64_linux_AR=x86_64-linux-gnu-gcc-ar \
                                   x86_64_linux_RANLIB=x86_64-linux-gnu-gcc-ranlib \
                                   x86_64_linux_NM=x86_64-linux-gnu-gcc-nm \
                                   x86_64_linux_STRIP=x86_64-linux-gnu-strip

# CFLAGS
HOST_CFLAGS="-O2 -g"
HOST_CFLAGS+=$(find /gnu/store -maxdepth 1 -mindepth 1 -type d -exec echo -n " -ffile-prefix-map={}=/usr" \;)
HOST_CFLAGS+=" -fdebug-prefix-map=${DISTSRC}/src=."

# CXXFLAGS
HOST_CXXFLAGS="$HOST_CFLAGS"

case "$HOST" in
    arm-linux-gnueabihf) HOST_CXXFLAGS="${HOST_CXXFLAGS} -Wno-psabi" ;;
esac

# LDFLAGS
HOST_LDFLAGS="-Wl,--as-needed -Wl,--dynamic-linker=$(glibc_dynamic_linker "$HOST") -Wl,-O2"

mkdir -p "$DISTSRC"
(
    cd "$DISTSRC"

    # Extract the source tarball
    tar --strip-components=1 -xf "${GIT_ARCHIVE}"

    # Configure this DISTSRC for $HOST
    env CFLAGS="${HOST_CFLAGS}" CXXFLAGS="${HOST_CXXFLAGS}" LDFLAGS="${HOST_LDFLAGS}" \
    cmake -S . -B build \
          --toolchain "${BASEPREFIX}/${HOST}/toolchain.cmake" \
          -DBUILD_BENCH=OFF \
          -DBUILD_BITCOIN_BIN=OFF \
          -DBUILD_CLI=OFF \
          -DBUILD_DAEMON=OFF \
          -DBUILD_FUZZ_BINARY=OFF \
          -DBUILD_GUI_TESTS=OFF \
          -DBUILD_TESTS=OFF \
          -DBUILD_TX=OFF \
          -DBUILD_UTIL=OFF \
          -DBUILD_WALLET_TOOL=OFF \
          -DCMAKE_EXE_LINKER_FLAGS="${HOST_LDFLAGS} -static-libstdc++ -static-libgcc" \
          -DCMAKE_INSTALL_PREFIX="${INSTALLPATH}" \
          -DCMAKE_SKIP_RPATH=TRUE \
          -DREDUCE_EXPORTS=ON \
          -DWITH_CCACHE=OFF \
          -Werror=dev

    # Build Bitcoin Core
    cmake --build build -j "$JOBS" --target bitcoin-gui bitcoin-qt

    # Install built Bitcoin Core
    cmake --install build --component bitcoin-gui
    cmake --install build --component bitcoin-qt
)  # $DISTSRC

# shellcheck source=package.sh
source "$(dirname "${BASH_SOURCE[0]}")/package.sh"