TERMUX_PKG_HOMEPAGE=http://www.softsynth.com/pforth/
TERMUX_PKG_DESCRIPTION="Portable Forth in C"
TERMUX_PKG_LICENSE="Public Domain"
TERMUX_PKG_MAINTAINER="@termux"
_COMMIT=d553430f9a04a09e3002868067763538f28e0cfa
TERMUX_PKG_VERSION=20221211
TERMUX_PKG_SRCURL=git+https://github.com/philburk/pforth
TERMUX_PKG_SHA256=57f04445a91b23eda19f6bc1201ac1f6bc8662ff58baffd73faec4766038a588
TERMUX_PKG_GIT_BRANCH=master
TERMUX_PKG_HOSTBUILD=true
TERMUX_PKG_BUILD_IN_SRC=true

termux_step_post_get_source() {
	git fetch --unshallow
	git checkout $_COMMIT

	local version="$(git log -1 --format=%cs | sed 's/-//g')"
	if [ "$version" != "$TERMUX_PKG_VERSION" ]; then
		echo -n "ERROR: The specified version \"$TERMUX_PKG_VERSION\""
		echo " is different from what is expected to be: \"$version\""
		return 1
	fi

	local s=$(find . -type f ! -path '*/.git/*' -print0 | xargs -0 sha256sum | LC_ALL=C sort | sha256sum)
	if [[ "${s}" != "${TERMUX_PKG_SHA256}  "* ]]; then
		termux_error_exit "Checksum mismatch for source files."
	fi
}

termux_step_host_build() {
	termux_setup_cmake

	cp -a $TERMUX_PKG_SRCDIR/* .

	mkdir -p 32bit
	# Add -Wno-shift-count-overflow to ignore:
	# /home/builder/.termux-build/pforth/src/csrc/pf_save.c:223:34: error: right shift count >= width of type [-Werror=shift-count-overflow
	#   223 |         *addr++ = (uint8_t) (data>>56);
	#       |                                  ^~
	CC="gcc -m32" CFLAGS="-Wno-shift-count-overflow" cmake .
	make
	install -m700 fth/pforth 32bit/
	install -m600 csrc/pfdicdat.h 32bit/

	rm -rf CMakeCache.txt CMakeFiles

	mkdir -p 64bit
	cmake .
	make
	install -m700 fth/pforth 64bit/
	install -m600 csrc/pfdicdat.h 64bit/
}

termux_step_post_configure() {
	if [ $TERMUX_ARCH_BITS = "32" ]; then
		local folder=32bit
	else
		local folder=64bit
	fi
	cp $TERMUX_PKG_HOSTBUILD_DIR/$folder/pforth fth/
	cp $TERMUX_PKG_HOSTBUILD_DIR/$folder/pfdicdat.h csrc/
}

termux_step_make_install() {
	install -m700 fth/pforth_standalone $TERMUX_PREFIX/bin/pforth
}