# --- T2-COPYRIGHT-NOTE-BEGIN ---
# T2 SDE: package/*/plan9port/plan9port.conf
# Copyright (C) 2021 - 2022 The T2 SDE Project
# 
# This Copyright note is generated by scripts/Create-CopyPatch,
# more information can be found in the files COPYING and README.
# 
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License version 2.
# --- T2-COPYRIGHT-NOTE-END ---

if atstage cross; then
	export HOSTPLAN9=$base/build/$SDECFG_ID/TOOLCHAIN/$toolsdir/plan9port
fi

configure() {
	var_append CPPFLAGS ' ' "-I$root$includedir/freetype2"
	var_append CPPFLAGS ' ' '-Wno-sizeof-array-div'
	var_append CPPFLAGS ' ' '-Wno-array-parameter'
	var_append LDFLAGS ' ' "-L$root/$SDECFG_PKG_X11_PREFIX/${libdir##*/}"

	var_append CC9FLAGS ' ' "$CFLAGS"
	var_append CC9FLAGS ' ' "$CPPFLAGS"
	var_append CC9FLAGS ' ' "$LDFLAGS"
	echo "CC9FLAGS='$CC9FLAGS'" >> LOCAL.config
	echo "CC9='$CC'" >> LOCAL.config
	echo "LDFLAGS='$LDFLAGS'" >> LOCAL.config

	if atstage cross; then
		# Use cross tools yacc, lex and rc
		# Note: replacing with just yacc (lex, rc) won't work, since it would conflict with system binaries
		cp src/mkhdr src/mkhdr.orig
		sed -i "s%9 yacc%$HOSTPLAN9/bin/yacc%g" src/mkhdr src/cmd/upas/smtp/mkfile
		sed -i "s%9 lex%$HOSTPLAN9/bin/lex%g" src/mkhdr src/cmd/mkfile src/cmd/tpic/mkfile
		sed -i "s%9 rc%PLAN9=$HOSTPLAN9 $HOSTPLAN9/bin/rc%g" man/mkfile dist/mkfile dist/publish
	fi
}

build() {
	if atstage toolchain; then
		# Toolchain stage - build mk, yacc, lex, rc and cleanname
		export PLAN9=$PWD
		export PATH=$PATH:$PLAN9/bin
		cd src
		../dist/buildmk
		cd cmd
		mk $PLAN9/bin/yacc
		mk $PLAN9/bin/cleanname
		cd lex
		mk $PLAN9/bin/lex
		cd ../rc
		mk $PLAN9/bin/rc
		cd ../..
		
		# Build libdraw and libmux (required for rgbycc)
		cd libdraw
		mk $PLAN9/lib/libdraw.a
		cd ../libmux
		mk $PLAN9/lib/libmux.a
		cd ../..
	else
		./INSTALL -r $root/$prefix/plan9port | tee install.log
		fgrep 'exit status=exit(1)' install.log >/dev/null && exit 1
		fgrep 'exit status=exit(2)' install.log >/dev/null && exit 2

		# Fix rc scripts
		for file in $(find . -type f -executable -exec grep -Iq . {} \; -print)
		do
			sed -i "s%#!/usr/local/plan9/bin/rc%#!/$prefix/plan9port/bin/rc%" "$file"
		done

		# Revert src/mkhdr changes
		atstage cross && mv src/mkhdr.orig src/mkhdr
		true
	fi
}

install() {
	if atstage toolchain; then
		mkdir -p $root/plan9port/{bin,lib,include}

		# Install mk, yacc, lex, rc, cleanname, 9c and 9l
		for cmd in mk yacc lex rc cleanname 9c 9l
		do
			command install bin/$cmd $root/plan9port/bin/
		done

		# Install libraries and includes for toolchain compiler
		cp -r include/* $root/plan9port/include/
		cp -r lib/* $root/plan9port/lib/
		cp rcmain $root/plan9port/rcmain
		mkdir -p $root/plan9port/src
		for file in $(find src/ -maxdepth 1 -type f)
		do
			cp $file $root/plan9port/src/
		done
	else
		# Remove files not needed at runtime
		rm -rf `find src/ -type d -maxdepth 1 -mindepth 1` unix/ mac/ dist/
		find . -maxdepth 1 -type f -and ! -name rcmain | xargs rm

		cp -rv . $root/$prefix/plan9port/ || exit 1
		ln -sf /$prefix/plan9port/bin/9 $root$bindir/9 || exit 1
		echo "export PLAN9=/$prefix/plan9port" > $root$sysconfdir/profile.d/plan9port
	fi
}

runconf=0
makeopt=
makeinstopt=

hook_add premake 2 configure
hook_add inmake 2 build
hook_add postmake 2 install