build

#!/bin/bash

#
# The BSD 3-Clause License. http://www.opensource.org/licenses/BSD-3-Clause
#
# This file is part of MinGW-W64(mingw-builds: https://github.com/niXman/mingw-builds) project.
# Copyright (c) 2011-2021 by niXman (i dotty nixman doggy gmail dotty com)
# Copyright (c) 2012-2015 by Alexpux (alexpux doggy gmail dotty com)
# All rights reserved.
#
# Project: MinGW-W64 ( http://sourceforge.net/projects/mingw-w64/ )
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are met:
# - Redistributions of source code must retain the above copyright
#     notice, this list of conditions and the following disclaimer.
# - Redistributions in binary form must reproduce the above copyright
#     notice, this list of conditions and the following disclaimer in
#     the documentation and/or other materials provided with the distribution.
# - Neither the name of the 'MinGW-W64' nor the names of its contributors may
#     be used to endorse or promote products derived from this software
#     without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
# A PARTICULAR PURPOSE ARE DISCLAIMED.
# IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY
# DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
# (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
# CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
# OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
# USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#

# **************************************************************************

readonly ORIGINAL_PATH=$PATH
readonly TOP_DIR=$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )

# Loading functions
source $TOP_DIR/library/functions.sh

# Loading configuration
source $TOP_DIR/library/config.sh

# **************************************************************************

readonly RUN_ARGS="$@"
[[ $# == 1 && $1 == --help || $[ $# == 0 ] == 1 ]] && {
	echo "usage:"
	echo "  ./${0##*/} --mode=[clang|gcc|python]-version --arch=<i686|x86_64> [OPTIONS]"
	echo "  help:"
	echo "    --buildroot=<path>         - specifies the build root directory"
	echo "    --fetch-only               - download sources without building"
	echo "    --patch-on-fetch           - patch sources when fetching them"
	echo "    --update-sources           - try to update sources from repositories before build"
	echo "    --exceptions=<type>        - specifies exceptions model for GCC"
	echo "                                 available: dwarf, seh, sjlj, dwarfseh (picks by architecture)"
	echo "    --use-lto                  - build with LTO using"
	echo "    --no-bootstrap             - do not bootstrap GCC"
	echo "    --bootstrapall             - bootstraping GCC & all prerequisites"
	echo "    --no-multilib              - build GCC without multilib support"
	echo "    --no-extras                - don't build extra packages, only build GCC/clang and the runtime"
	echo "    --no-strip                 - don't strip dll's & executables on install"
	echo "    --static-gcc               - build static GCC"
	echo "    --dyn-deps                 - build GCC with dynamically dependencies"
	echo "    --jobs=N                   - specifies number of parallel make threads (defaults to 4)"
	echo "    --rt-version=<v3|v4|v5|v6|v7|v8|v9|trunk|v3.3.0|v4.0.6|v5.0.4|v6.0.0|v7.0.0|v8.0.2|v9.0.0> - specifies mingw-w64 runtime version to build"
	echo "                                 v3, v4, v5, v6, v7, v8, v9, trunk specifies specific branches in the git repo"
	echo "                                 v3.3.0, v4.0.6, v5.0.4, v6.0.0, v7.0.0, v8.0.2, v9.0.0 is a specific release versions, uses the tarball"
	echo "    --with-default-msvcrt=     - specifies msvc version the toolchain will target"
	echo "                                 <msvcrt|msvcr80|msvcr90|msvcr100|msvcr110|msvcr120|ucrt>"
	echo "    --rev=N                    - specifies number of the build revision"
	echo "    --threads=<model>          - specifies the threads model for GCC/libstdc++"
	echo "                                 available: win32, posix"
	echo "    --arch=<i686|x86_64>       - specifies the architecture"
	echo "    --mode=<[clang|gcc|python]-version>  - specify building software with version"
	echo "    --with-testsuite           - run testsuite for packages if possible"
	echo "    --version                  - print the version of the MinGW-W64 builds scripts"
	echo "    --bin-compress             - compressing binaries"
	echo "    --src-compress             - compressing sources"
	echo "    --mingw-upload             - upload toolchain archives to sf-project"
	echo "    --src-upload               - upload sources archive to sf-project"
	echo "    --sf-user=<username>       - username to upload to sf-project"
	echo "    --sf-pass=<user_pass>      - password to upload to sf-project"
	echo "    --cflags='<flags>'         - additional CFLAGS"
	echo "    --cxxflags='<flags>'       - additional CXXFLAGS"
	echo "    --cppflags='<flags>'       - additional CPPFLAGS"
	echo "    --ldflags='<flags>'        - additional LDFLAGS"
	echo "    --march-x32='<arch>'       - arch for x32 target"
	echo "    --mtune-x32='<arch>'       - tune for x32 target"
	echo "    --march-x64='<arch>'       - arch for x64 target"
	echo "    --mtune-x64='<arch>'       - tune for x64 target"
	echo "    --enable-languages=<langs> - comma separated list(without spaces) of gcc"
	echo "                                 supported languages. available languages:"
	echo "                                 ada,c,c++,fortran,objc,obj-c++"
	echo "    --show-subtargets          - show list of subtargets for selected '--mode'"
	echo "    --short-output             - reduce output by not printing skipped subtargets"
	echo "    --logviewer-command        - use this command for the log viewer"
	echo "    --no-colors                - disable colorized output, useful when logging to a file"
	echo "    --wait-for-logviewer       - wait until after logviewer completes, e.g. for echo"
	echo "    --debug-hooks=<string>     - Hooks for debugging. string is a colon (:) separated"
	echo "                                 list of subtarget|hook|script entries."
	echo "  available Python versions: 2, 3"
	echo "  available clang versions: 3.4, git"
	echo "  available gcc versions:"
	echo "    gcc-4.6.4 (4.6.4 release)"
	echo "    gcc-4.6-branch (currently 4.6.5-prerelease)"
	echo "    gcc-4.7.0 (4.7.0 release)"
	echo "    gcc-4.7.1 (4.7.1 release)"
	echo "    gcc-4.7.2 (4.7.2 release)"
	echo "    gcc-4.7.3 (4.7.3 release)"
	echo "    gcc-4.7.4 (4.7.4 release)"
	echo "    gcc-4.7-branch (currently 4.7.5-prerelease)"
	echo "    gcc-4.8.0 (4.8.0 release)"
	echo "    gcc-4.8.1 (4.8.1 release)"
	echo "    gcc-4.8.2 (4.8.2 release)"
	echo "    gcc-4.8.3 (4.8.3 release)"
	echo "    gcc-4.8.4 (4.8.4 release)"
	echo "    gcc-4.8.5 (4.8.5 release)"
	echo "    gcc-4.8-branch (currently 4.8.6-prerelease)"
	echo "    gcc-4.9.0 (4.9.0 release)"
	echo "    gcc-4.9.1 (4.9.1 release)"
	echo "    gcc-4.9.2 (4.9.2 release)"
	echo "    gcc-4.9.3 (4.9.3 release)"
	echo "    gcc-4.9.4 (4.9.4 release)"
	echo "    gcc-4.9-branch (currently 4.9.5-prerelease)"
	echo "    gcc-5.1.0 (5.1.0 release)"
	echo "    gcc-5.2.0 (5.2.0 release)"
	echo "    gcc-5.3.0 (5.3.0 release)"
	echo "    gcc-5.4.0 (5.4.0 release)"
	echo "    gcc-5.5.0 (5.5.0 release)"
	echo "    gcc-5-branch (currently 5.6.0-prerelease)"
	echo "    gcc-6.1.0 (6.1.0 release)"
	echo "    gcc-6.2.0 (6.2.0 release)"
	echo "    gcc-6.3.0 (6.3.0 release)"
	echo "    gcc-6.4.0 (6.4.0 release)"
	echo "    gcc-6.5.0 (6.5.0 release)"
	echo "    gcc-6-branch (currently 6.6.0-prerelease)"
	echo "    gcc-7.1.0 (7.1.0 release)"
	echo "    gcc-7.2.0 (7.2.0 release)"
	echo "    gcc-7.3.0 (7.3.0 release)"
	echo "    gcc-7.4.0 (7.4.0 release)"
	echo "    gcc-7.5.0 (7.5.0 release)"
	echo "    gcc-7-branch (currently 7.6.0-prerelease)"
	echo "    gcc-8.1.0 (8.1.0 release)"
	echo "    gcc-8.2.0 (8.2.0 release)"
	echo "    gcc-8.3.0 (8.3.0 release)"
	echo "    gcc-8.4.0 (8.4.0 release)"
	echo "    gcc-8.5.0 (8.5.0 release)"
	echo "    gcc-8-branch (currently 8.6.0-prerelease)"
	echo "    gcc-9.1.0 (9.1.0 release)"
	echo "    gcc-9.2.0 (9.2.0 release)"
	echo "    gcc-9.3.0 (9.3.0 release)"
	echo "    gcc-9.4.0 (9.4.0 release)"
	echo "    gcc-9-branch (currently 9.5.0-prerelease)"
	echo "    gcc-10.1.0 (10.1.0 release)"
	echo "    gcc-10.2.0 (10.2.0 release)"
	echo "    gcc-10.3.0 (10.3.0 release)"
	echo "    gcc-10-branch (currently 10.4.0-prerelease)"
	echo "    gcc-11.1.0 (11.1.0 release)"
	echo "    gcc-11.2.0 (11.2.0 release)"
	echo "    gcc-11-branch (currently 11.3.0-prerelease)"
	echo "    gcc-trunk (currently 12.0.0-snapshot)"

	exit 0
}

# **************************************************************************

while [[ $# > 0 ]]; do
	case $1 in
		--mode=*)
			[[ ! -f $TOP_DIR/scripts/${1/--mode=/}.sh ]] && {
				die "bad mode. Script ${1/--mode=/}.sh not found. terminate."
			}
			readonly BUILD_MODE_VERSION=${1/--mode=/}
			readonly BUILD_VERSION=${BUILD_MODE_VERSION#*-}
			readonly BUILD_MODE=${BUILD_MODE_VERSION%%-*}
			readonly GCC_NAME=$BUILD_MODE_VERSION
			[[ $BUILD_MODE != gcc && $BUILD_MODE != clang && $BUILD_MODE != python ]] && {
				die "Unsupported mode: \"$BUILD_MODE.\" terminate."
			}
			[[ $BUILD_MODE == clang ]] && {
				USE_MULTILIB=no
				ENABLE_LANGUAGES="c,c++"
			}
		;;
		--arch=*)
			readonly BUILD_ARCHITECTURE=${1/--arch=/}
			case $BUILD_ARCHITECTURE in
				i686)
					case $EXCEPTIONS_MODEL in
						dwarf|sjlj|dwarfseh) ;;
						*) die "\"$BUILD_ARCHITECTURE\" is not valid architecture model for exception model \"$EXCEPTIONS_MODEL\". terminate." ;;
					esac
				;;
				x86_64)
					case $EXCEPTIONS_MODEL in
						seh|sjlj|dwarfseh) ;;
						*) die "\"$BUILD_ARCHITECTURE\" is not valid architecture model for exception model \"$EXCEPTIONS_MODEL\". terminate." ;;
					esac
				;;
				*) die "Unsupported architecture: \"$BUILD_ARCHITECTURE\". terminate."  ;;
			esac
		;;
		--march-x32=*) PROCESSOR_OPTIMIZATION_ARCH_32=${1/--march-x32=/} ;;
		--mtune-x32=*) PROCESSOR_OPTIMIZATION_TUNE_32=${1/--mtune-x32=/} ;;
		--march-x64=*) PROCESSOR_OPTIMIZATION_ARCH_64=${1/--march-x64=/} ;;
		--mtune-x64=*) PROCESSOR_OPTIMIZATION_TUNE_64=${1/--mtune-x64=/} ;;
		--cflags=*) BASE_CFLAGS="$BASE_CFLAGS ${1/--cflags=/}" ;;
		--cxxflags=*) BASE_CXXFLAGS="$BASE_CXXFLAGS ${1/--cxxflags=/}" ;;
		--cppflags=*) BASE_CPPFLAGS="$BASE_CPPFLAGS ${1/--cppflags=/}" ;;
		--ldflags=*) BASE_LDFLAGS="$BASE_LDFLAGS ${1/--ldflags=/}" ;;
		--buildroot=*)
			ROOT_DIR=${1/--buildroot=/}
			ROOT_DIR=${ROOT_DIR//:/:\/}
			ROOT_DIR=${ROOT_DIR//\/\//\/}
			mkdir -p ${ROOT_DIR} || die "incorrect buildroot directory: \"${ROOT_DIR}\". terminate."
			pushd ${ROOT_DIR} > /dev/null
			ROOT_DIR=$PWD
			popd > /dev/null
		;;
		--no-bootstrap) BOOTSTRAPING=no ;;
		--bootstrapall) BOOTSTRAPINGALL=yes ;;
		--fetch-only) FETCH_MODE=yes ;;
		--patch-on-fetch) FETCH_MODE=yes; FETCH_PATCH_MODE=yes ;;
		--update-sources) UPDATE_SOURCES=yes ;;
		--enable-languages=*)
			ENABLE_LANGUAGES=${1/--enable-languages=/}
			func_check_languages "${ENABLE_LANGUAGES}"
		;;
		--exceptions=*)
			EXCEPTIONS_MODEL=${1/--exceptions=/}
			case $EXCEPTIONS_MODEL in
				dwarf) USE_MULTILIB=no ;;
				seh) USE_MULTILIB=no ;;
				dwarfseh) USE_MULTILIB=no ;;
				sjlj) USE_MULTILIB=$USE_MULTILIB ;;
				*)
					die "\"$EXCEPTIONS_MODEL\" is not valid exception model. available models: dwarf, seh, sjlj. terminate."
				;;
			esac
		;;
		--use-lto)
			BASE_CFLAGS="$BASE_CFLAGS -flto -fuse-linker-plugin"
			BASE_CXXFLAGS="$BASE_CXXFLAGS -flto -fuse-linker-plugin"
			BASE_LDFLAGS="$BASE_LDFLAGS -flto -fuse-linker-plugin"
			export AR=gcc-ar
			export RANLIB=gcc-ranlib
			export NM=gcc-nm
		;;
		--no-multilib) USE_MULTILIB=no ;;
		--no-extras) [[ $BUILD_MODE != python ]] && { BUILD_EXTRAS=no; };;
		--no-strip) STRIP_ON_INSTALL=no ;;
		--static-gcc)
			BOOTSTRAPING=yes
			LINK_TYPE_GCC=$LINK_TYPE_GCC_STATIC
			GCC_DEPS_LINK_TYPE=$LINK_TYPE_STATIC
			BUILD_SHARED_GCC=no
			LINK_TYPE_SUFFIX=static
		;;
		--dyn-deps)
			[[ $BUILD_SHARED_GCC == yes ]] && {
				GCC_DEPS_LINK_TYPE=$LINK_TYPE_SHARED
				LINK_TYPE_SUFFIX=shared
			}
		;;
		--jobs=*)
			[[ ${1/--jobs=/} == 0 ]] && {
				die "jobs value must be greater then 0. terminate."
			}
			JOBS=${1/--jobs=/}
		;;
		--rt-version=*)
			RUNTIME_VERSION=${1/--rt-version=/}
			case $RUNTIME_VERSION in
				v3)
					RUNTIME_VERSION=v3
					RUNTIME_BRANCH="v3.x"
				;;
				v4)
					RUNTIME_VERSION=v4
					RUNTIME_BRANCH="v4.x"
				;;
				v5)
					RUNTIME_VERSION=v5
					RUNTIME_BRANCH="v5.x"
				;;
				v6)
					RUNTIME_VERSION=v6
					RUNTIME_BRANCH="v6.x"
				;;
				v7)
					RUNTIME_VERSION=v7
					RUNTIME_BRANCH="v7.x"
				;;
				v8)
					RUNTIME_VERSION=v8
					RUNTIME_BRANCH="v8.x"
				;;
				v9)
					RUNTIME_VERSION=v9
					RUNTIME_BRANCH="v9.x"
				;;
				trunk)
					RUNTIME_VERSION=v9
					RUNTIME_BRANCH="master"
				;;
				v3.3.0)
					RUNTIME_VERSION=v3.3.0
					RUNTIME_BRANCH="release"
				;;
				v4.0.6)
					RUNTIME_VERSION=v4.0.6
					RUNTIME_BRANCH="release"
				;;
				v5.0.4)
					RUNTIME_VERSION=v5.0.4
					RUNTIME_BRANCH="release"
				;;
				v6.0.0)
					RUNTIME_VERSION=v6.0.0
					RUNTIME_BRANCH="release"
				;;
				v7.0.0)
					RUNTIME_VERSION=v7.0.0
					RUNTIME_BRANCH="release"
				;;
				v8.0.2)
					RUNTIME_VERSION=v8.0.2
					RUNTIME_BRANCH="release"
				;;
				v9.0.0)
					RUNTIME_VERSION=v9.0.0
					RUNTIME_BRANCH="release"
				;;
				*)
					die "Unsupported runtime version $RUNTIME_VERSION."
				;;
			esac
		;;
		--with-default-msvcrt=*)
			MSVCRT_VERSION=${1/--with-default-msvcrt=/}
			case $MSVCRT_VERSION in
				msvcr120*|ucrt*)
					MSVCRT_PHOBOS_OK="yes"
				;;
			esac
		;;
		--threads=*)
			THREADS_MODEL=${1/--threads=/}
			case $THREADS_MODEL in
				win32|posix)
				;;
				*)
					die "\"$THREADS_MODEL\" is not valid threads model. available models: posix, win32. terminate"
				;;
			esac
		;;
		--rev=*) REV_NUM=${1/--rev=/} ;;
		--with-testsuite) PKG_RUN_TESTSUITE=yes ;;
		--show-subtargets) SHOW_SUBTARGETS=yes ;;
		--version) echo $MINGW_W64_BUILDS_VERSION; exit 0 ;;
		--bin-compress) COMPRESSING_BINS=yes ;;
		--src-compress) COMPRESSING_SRCS=yes ;;
		--mingw-upload) UPLOAD_MINGW=yes ;;
		--src-upload) UPLOAD_SOURCES=yes ;;
		--sf-user=*) SF_USER=${1/--sf-user=/} ;;
		--sf-pass=*) SF_PASSWORD=${1/--sf-pass=/} ;;
		--debug-upload) DEBUG_UPLOAD=yes ;;
		--short-output) SHORT_OUTPUT=yes ;;
		--logviewer-command=*) LOGVIEWER=${1/--logviewer-command=/} ;;
		--no-colors)
			COLOR_RESET=""
			COLOR_PKG_NAME=""
			COLOR_STATUS=""
		;;
		--debug-hooks=*)
			HOOK_STRING=${1/--debug-hooks=/}
			DBG_HOOKS=$(echo $HOOK_STRING | tr ":" "\n")
		;;
		--wait-for-logviewer) LOGVIEWER_WAIT=yes ;;
		*)
			die "bad command line: \"$1\". terminate."
		;;
	esac
	shift
done

HOST=$(func_get_host $BUILD_ARCHITECTURE)
BUILD=$(func_get_build $BUILD_ARCHITECTURE)
TARGET=$(func_get_target $BUILD_ARCHITECTURE)

# **************************************************************************

[[ -z $BUILD_MODE_VERSION ]] && {
	die "--mode=<...> is required. terminate."
}

# **************************************************************************

[[ -z $ROOT_DIR ]] && {
	ROOT_DIR=$(func_simplify_path "$HOME/mingw-$BUILD_MODE_VERSION")
}

readonly PREREQ_DIR=$ROOT_DIR/prerequisites
readonly RUNTIME_DIR=$ROOT_DIR/runtime
readonly ARCHIVES_DIR=$ROOT_DIR/archives
readonly PREREQ_BUILD_DIR=$ROOT_DIR/prerequisites-build
readonly PREREQ_LOGS_DIR=$ROOT_DIR/prerequisites-logs
readonly SRCS_DIR=$ROOT_DIR/src
readonly MARKERS_DIR=$SRCS_DIR/MARKERS

# **************************************************************************

[[ $UPLOAD_MINGW == yes || $UPLOAD_SOURCES == yes ]] && {
	[[ -z $SF_USER ]]     && { die "please specify sourceforge user login with '--sf-user=<user>'. terminate."; }
	[[ -z $SF_PASSWORD ]] && { die "please specify sourceforge user password with '--sf-password=<password>'. terminate."; }
}

# **************************************************************************
# Create primary directories

[[ ! -d $ROOT_DIR ]] && {
	mkdir -p $ROOT_DIR
	[[ $? == 0 ]] && {
		rm -Rf $ROOT_DIR
	} || {
		die "bad build root directory. terminate."
	}
}

mkdir -p \
	$SRCS_DIR \
	$MARKERS_DIR

# **************************************************************************

[[ -z ${BUILD_ARCHITECTURE} ]] && [[ ${FETCH_MODE} == no ]] && {
	die "Build architecture is not specified. terminate."
}

[[ $IS_64BIT_HOST == no ]] && {
	[[ $BUILD_ARCHITECTURE == x86_64 ]] && {
		die "you can't build 64-bit toolchain using 32-bit OS. terminate."
	}
	[[ $USE_MULTILIB == yes ]] && {
		die "you can't build multitarget MinGW using 32-bit OS. terminate."
	}
}

case $EXCEPTIONS_MODEL in
	dwarf)
		[[ ${BUILD_ARCHITECTURE} == x86_64 && ${FETCH_MODE} == no ]] && {
			die "DWARF exceptions not allowed on x86_64 architecture. terminate."
		}
		readonly EXCEPTIONS_MODEL_I686=dwarf
		readonly EXCEPTIONS_MODEL_X86_64=seh
	;;
	seh)
		[[ ${BUILD_ARCHITECTURE} == i686 && ${FETCH_MODE} == no ]] && {
			die "SEH exceptions not allowed on i686 architecture. terminate."
		}
		
		[[ ${GCC_NAME} == gcc-4.6* || ${GCC_NAME} == gcc-4.7* ]] && {
			die "SEH exceptions supported in 64-bit GCC since version 4.8. terminate."
		}
		
		readonly EXCEPTIONS_MODEL_I686=dwarf
		readonly EXCEPTIONS_MODEL_X86_64=seh
	;;
	sjlj)
		readonly EXCEPTIONS_MODEL_I686=sjlj
		readonly EXCEPTIONS_MODEL_X86_64=sjlj
	;;
	dwarfseh)
		[[ -z ${BUILD_ARCHITECTURE} ]] && { EXCEPTIONS_MODEL=""; }
		[[ ${BUILD_ARCHITECTURE} == x86_64 ]] && { EXCEPTIONS_MODEL=seh; }
		[[ ${BUILD_ARCHITECTURE} == i686 ]] && { EXCEPTIONS_MODEL=dwarf; }
		readonly EXCEPTIONS_MODEL_I686=dwarf
		readonly EXCEPTIONS_MODEL_X86_64=seh
	;;
esac

[[ $EXCEPTIONS_MODEL != sjlj && $USE_MULTILIB == yes ]] && {
	die "\"$EXCEPTIONS_MODEL\" exceptions not allowed on multilib architecture. terminate."
}

[[ $BUILD_MODE != gcc && $COMPRESSING_SRCS == yes ]] && {
	die "compressing sources for \"$BUILD_MODE\" mode is currently unimplemented. terminate."
}

# **************************************************************************
# Install host toolchains

mkdir -p $TOOLCHAINS_DIR
[[ $? != 0 ]] && {
	die "can't create toolchains directory. terminate."
}

func_install_toolchain \
	$TOOLCHAINS_DIR \
	$i686_HOST_MINGW_PATH \
	$x86_64_HOST_MINGW_PATH \
	${i686_HOST_MINGW_PATH_URL//"{exceptions}"/$EXCEPTIONS_MODEL_I686} \
	${x86_64_HOST_MINGW_PATH_URL//"{exceptions}"/$EXCEPTIONS_MODEL_X86_64}

# **************************************************************************
# Creating necessary directories

[[ -n $REV_NUM ]] && {
	readonly REV_STRING="-rev${REV_NUM}"
} || {
	readonly REV_STRING=""
}

[[ $FETCH_MODE == no ]] && {
	[[ $BUILD_MODE == gcc || $BUILD_MODE == clang ]] && {
		GCC_PART_NAME=${GCC_NAME/gcc-/}
		GCC_PART_NAME=${GCC_PART_NAME/-branch/b}
		readonly GCC_PART_NAME=${GCC_PART_NAME//./}
		readonly RUNTIME_PART_NAME=${RUNTIME_VERSION//./}
		BASE_BUILD_DIR=$ROOT_DIR/${BUILD_ARCHITECTURE}-$GCC_PART_NAME-$THREADS_MODEL-$EXCEPTIONS_MODEL-rt_${RUNTIME_PART_NAME}${REV_STRING}
		MINGW_BUILD_NAME=${BUILD_ARCHITECTURE}-${GCC_NAME/gcc-/}
		[[ $BUILD_SHARED_GCC == no ]] && {
			BASE_BUILD_DIR=$BASE_BUILD_DIR-s
			MINGW_BUILD_NAME=$MINGW_BUILD_NAME-static
		}
		MINGW_BUILD_NAME=$MINGW_BUILD_NAME$([[ $USE_MULTILIB == yes ]] && echo -n -multilib)-$THREADS_MODEL-$EXCEPTIONS_MODEL
		readonly MINGW_BUILD_NAME=$MINGW_BUILD_NAME-rt_${RUNTIME_VERSION}$([[ -n $REV_NUM ]] && echo -n -rev$REV_NUM)

		readonly MINGWPREFIX=/mingw$(func_get_arch_bit ${BUILD_ARCHITECTURE})
		readonly PREFIX=${BASE_BUILD_DIR}${MINGWPREFIX}
		readonly LIBS_DIR=$PREFIX/opt

		[[ $USE_MULTILIB == yes ]] && {
				readonly PROCESSOR_OPTIMIZATION="--with-arch-32=$PROCESSOR_OPTIMIZATION_ARCH_32 --with-arch-64=$PROCESSOR_OPTIMIZATION_ARCH_64"
				readonly PROCESSOR_TUNE="--with-tune-32=$PROCESSOR_OPTIMIZATION_TUNE_32 --with-tune-64=$PROCESSOR_OPTIMIZATION_TUNE_64"
		} || {
			[[ $BUILD_ARCHITECTURE == i686 ]] && {
				readonly PROCESSOR_OPTIMIZATION="--with-arch=$PROCESSOR_OPTIMIZATION_ARCH_32"
				readonly PROCESSOR_TUNE="--with-tune=$PROCESSOR_OPTIMIZATION_TUNE_32"
			} || {
				readonly PROCESSOR_OPTIMIZATION="--with-arch=$PROCESSOR_OPTIMIZATION_ARCH_64"
				readonly PROCESSOR_TUNE="--with-tune=$PROCESSOR_OPTIMIZATION_TUNE_64"
			}
		}
	} || {
		readonly BASE_BUILD_DIR=$ROOT_DIR/$BUILD_MODE-${BUILD_ARCHITECTURE}$REV_STRING
		readonly PREFIX=$BASE_BUILD_DIR/${BUILD_MODE_VERSION}-${BUILD_ARCHITECTURE}
		readonly LIBS_DIR=$PREFIX
	}

	readonly BUILDS_DIR=$BASE_BUILD_DIR/build
	readonly LOGS_DIR=$BASE_BUILD_DIR/logs
	readonly TESTS_ROOT_DIR=$BUILDS_DIR/tests

	mkdir -p \
		$ARCHIVES_DIR \
		$BASE_BUILD_DIR \
		$PREFIX \
		$BUILDS_DIR \
		$LIBS_DIR \
		$LOGS_DIR

	[[ $BUILD_MODE == gcc ]] && {
		mkdir -p \
			$PREREQ_DIR \
			$RUNTIME_DIR \
			$PREREQ_BUILD_DIR \
			$PREREQ_LOGS_DIR
	}
}

readonly COMMON_CFLAGS="$BASE_CFLAGS -I$LIBS_DIR/include -I$PREREQ_DIR/${BUILD_ARCHITECTURE}-zlib-$LINK_TYPE_SUFFIX/include -I$PREREQ_DIR/$HOST-$LINK_TYPE_SUFFIX/include"
readonly COMMON_CXXFLAGS="$BASE_CXXFLAGS -I$LIBS_DIR/include -I$PREREQ_DIR/${BUILD_ARCHITECTURE}-zlib-$LINK_TYPE_SUFFIX/include -I$PREREQ_DIR/$HOST-$LINK_TYPE_SUFFIX/include"
readonly COMMON_CPPFLAGS="$BASE_CPPFLAGS -I$LIBS_DIR/include -I$PREREQ_DIR/${BUILD_ARCHITECTURE}-zlib-$LINK_TYPE_SUFFIX/include -I$PREREQ_DIR/$HOST-$LINK_TYPE_SUFFIX/include"
readonly COMMON_LDFLAGS="$BASE_LDFLAGS -L$LIBS_DIR/lib -L$PREREQ_DIR/${BUILD_ARCHITECTURE}-zlib-$LINK_TYPE_SUFFIX/lib -L$PREREQ_DIR/$HOST-$LINK_TYPE_SUFFIX/lib"

#echo "PROCESSOR_OPTIMIZATION=\"$PROCESSOR_OPTIMIZATION\""
#echo "PROCESSOR_TUNE=\"$PROCESSOR_TUNE\""
#echo "BASE_CFLAGS=\"$BASE_CFLAGS\""
#echo "BASE_CXXFLAGS=\"$BASE_CXXFLAGS\""
#echo "COMMON_CFLAGS=\"$COMMON_CFLAGS\""
#echo "COMMON_CXXFLAGS=\"$COMMON_CXXFLAGS\""

# **************************************************************************

case $BUILD_ARCHITECTURE in
	i686)
		[[ ! -f $i686_HOST_MINGW_PATH/bin/gcc ]] && {
			die "gcc is not exists in the \"$i686_HOST_MINGW_PATH/bin\" directory. terminate."
		}
		export PATH=$LIBS_DIR/bin:$i686_HOST_MINGW_PATH/bin:$ORIGINAL_PATH
		[[ $BOOTSTRAPINGALL == yes && -f $PREFIX/bin/gcc ]] && {
			export PATH=$PREFIX/bin:$LIBS_DIR/bin:$ORIGINAL_PATH
		}
	;;
	x86_64)
		[[ ! -f $x86_64_HOST_MINGW_PATH/bin/gcc ]] && {
			die "gcc is not exists in the \"$x86_64_HOST_MINGW_PATH/bin\" directory. terminate."
		}
		export PATH=$LIBS_DIR/bin:$x86_64_HOST_MINGW_PATH/bin:$ORIGINAL_PATH
		[[ $BOOTSTRAPINGALL == yes && -f $PREFIX/bin/gcc ]] && {
			export PATH=$PREFIX/bin:$LIBS_DIR/bin:$ORIGINAL_PATH
		}
	;;
esac

[[ $LINK_TYPE_SUFFIX == shared ]] && {
	export PATH=$PREREQ_DIR/$HOST-$LINK_TYPE_SUFFIX/bin:$PREREQ_DIR/$BUILD_ARCHITECTURE-libiconv-$LINK_TYPE_SUFFIX/bin:$PREREQ_DIR/$BUILD_ARCHITECTURE-zlib-$LINK_TYPE_SUFFIX/bin:$PATH
}

# **************************************************************************

readonly REVERSE_HOST=$(func_get_reverse_triplet $HOST)
readonly REVERSE_BUILD=$(func_get_reverse_triplet $BUILD)
readonly REVERSE_TARGET=$(func_get_reverse_triplet $TARGET)
readonly REVERSE_ARCHITECTURE=$(func_get_reverse_arch $BUILD_ARCHITECTURE)

[[ $USE_MULTILIB == yes ]] && {
	readonly ENABLE_TARGETS=${TARGET},${REVERSE_TARGET}
} || {
	readonly ENABLE_TARGETS=$TARGET
}

# **************************************************************************

[[ $FETCH_MODE == yes ]] && {
	echo -n "-> fetch sources for building ${BUILD_MODE_VERSION}-"
	[[ $BUILD_MODE == gcc ]] && {
		[[ $USE_MULTILIB == yes && $EXCEPTIONS_MODEL == sjlj ]] && echo -n "multilib-"
		[[ -z ${BUILD_ARCHITECTURE} ]] && { echo -n "any"; } || { echo -n "${BUILD_ARCHITECTURE}"; }
		[[ -z ${EXCEPTIONS_MODEL} ]] && { echo ""; } || { echo "-${EXCEPTIONS_MODEL}"; }
	} || {
		echo -n "${BUILD_ARCHITECTURE}"
	}
} || {
	[[ $BUILD_MODE == gcc ]] && {
		echo "-> start building $MINGW_BUILD_NAME with \"$ENABLE_LANGUAGES\" languages supported"
	} || {
		echo "-> start building $BUILD_MODE_VERSION-$BUILD_ARCHITECTURE"
	}
}

# **************************************************************************

source $TOP_DIR/library/subtargets.sh

readonly SUBTARGETS=( \
	$(func_get_subtargets \
		$BUILD_MODE \
		$BUILD_VERSION \
	) \
)

[[ $SHOW_SUBTARGETS == yes ]] && {
	echo "subtargets:"
	echo "${SUBTARGETS[@]}"
	echo ""
}

# **************************************************************************

for rule in ${SUBTARGETS[@]}; do
	func_clear_env
	rule_arr=( ${rule//|/ } )
	sub=${rule_arr[0]}
	PKG_ARCHITECTURE=${rule_arr[1]}
	
	[[ -z $PKG_ARCHITECTURE ]] && {
		PKG_ARCHITECTURE=$BUILD_ARCHITECTURE
		PKG_DISPLAY_NAME=$sub
	} || {
		PKG_DISPLAY_NAME=$sub-$PKG_ARCHITECTURE
	}

	[[ ! -f $TOP_DIR/scripts/$sub.sh ]] && {
		die "script for subtarget \"$sub\" is not exists. terminate."
	}
	[[ $FETCH_MODE == yes ]] && {
		[[ -z $( grep 'PKG_URLS=' $TOP_DIR/scripts/${sub}.sh ) ]] && {
			[[ $SHORT_OUTPUT != "yes" ]] && {
				echo -e "-> ${COLOR_PKG_NAME}$PKG_DISPLAY_NAME${COLOR_RESET}"
			}
			continue
		}
	}

	[[ "$PKG_ARCHITECTURE" == "$REVERSE_ARCHITECTURE" ]] && {
		switch_to_reverse_arch $PKG_ARCHITECTURE
	}

	source $TOP_DIR/scripts/$sub.sh
	
	[[ -z $PKG_NAME ]] && {
		echo -e "-> ${COLOR_PKG_NAME}$PKG_DISPLAY_NAME${COLOR_RESET}"
		continue
	}
	
	[[ ($BUILD_EXTRAS == "no") && ($PKG_PRIORITY == "extra") ]] && {
		[[ $SHORT_OUTPUT != "yes" ]] && {
			echo -e "-> ${COLOR_PKG_NAME}$PKG_DISPLAY_NAME${COLOR_RESET}"
			echo "--> Skipping"
		}
		continue
	}
	
	echo -e "-> ${COLOR_PKG_NAME}$PKG_DISPLAY_NAME${COLOR_RESET}"

	case $PKG_PRIORITY in
		prereq|runtime)
			CURR_LOGS_DIR=$PREREQ_LOGS_DIR
			CURR_BUILD_DIR=$PREREQ_BUILD_DIR
		;;
		main|extra)
			CURR_LOGS_DIR=$LOGS_DIR
			CURR_BUILD_DIR=$BUILDS_DIR
		;;
		*)
			CURR_LOGS_DIR=$LOGS_DIR
			CURR_BUILD_DIR=$BUILDS_DIR
		;;
	esac

	CONFIGURE_LOG=$CURR_LOGS_DIR/$PKG_NAME/configure.log
	MAKE_LOG=$CURR_LOGS_DIR/$PKG_NAME/make.log
	INSTALL_LOG=$CURR_LOGS_DIR/$PKG_NAME/install.log
	TESTSUITE_LOG=$CURR_LOGS_DIR/$PKG_NAME/testsuite.log

	[[ -n $PKG_URLS && $PKG_TYPE != git && $PKG_TYPE != svn ]] && {
		mkdir -p $SRCS_DIR/$PKG_DIR_NAME
	}
	[[ $FETCH_MODE == no ]] && {
		mkdir -p {$CURR_LOGS_DIR/,$CURR_BUILD_DIR/}$PKG_NAME
		[[ -n $PKG_SUBDIR_NAME ]] && { mkdir -p $CURR_BUILD_DIR/$PKG_NAME/$PKG_SUBDIR_NAME; }
	}

	func_dbg_hook $sub "download"
	func_download \
		PKG_URLS[@]

	func_dbg_hook $sub "download-exe"
	[[ ${#PKG_EXECUTE_AFTER_DOWNLOAD[@]} >0 ]] && {
		func_execute \
			$SRCS_DIR \
			$PKG_DIR_NAME \
			"execute commands..." \
			"after_download" \
			$CURR_LOGS_DIR \
			PKG_EXECUTE_AFTER_DOWNLOAD[@]
	}

	func_dbg_hook $sub "uncompress"
	func_uncompress \
		PKG_URLS[@]

	func_dbg_hook $sub "uncompress-exe"
	[[ ${#PKG_EXECUTE_AFTER_UNCOMPRESS[@]} >0 ]] && {
		func_execute \
			$SRCS_DIR \
			$PKG_DIR_NAME \
			"execute commands..." \
			"after_unpack" \
			PKG_EXECUTE_AFTER_UNCOMPRESS[@]
	}

	[[ $FETCH_MODE == no || $FETCH_PATCH_MODE == yes ]] && {
		func_dbg_hook $sub "patch"
		[[ ${#PKG_PATCHES[@]} >0 ]] && {
			func_apply_patches \
				$SRCS_DIR \
				$PKG_DIR_NAME \
				$PATCHES_DIR \
				PKG_PATCHES[@]
		}

		func_dbg_hook $sub "patch-exe"
		[[ ${#PKG_EXECUTE_AFTER_PATCH[@]} >0 ]] && {
			func_execute \
				$SRCS_DIR \
				$PKG_DIR_NAME \
				"execute commands..." \
				"after_patch" \
				PKG_EXECUTE_AFTER_PATCH[@]
		}
	}

	[[ $FETCH_MODE == no ]] && {
		[[ -z $PKG_LNDIR ]] && { PKG_LNDIR=no; }
		[[ -z $PKG_CONFIGURE_SCRIPT ]] && { PKG_CONFIGURE_SCRIPT=configure; }
		[[ -z $PKG_MAKE_PROG ]] && { PKG_MAKE_PROG=/bin/make; }
		[[ -z $PKG_CONFIGURE_PROG ]] && { PKG_CONFIGURE_PROG=/bin/sh; }

		func_dbg_hook $sub "configure"
		[[ ${#PKG_CONFIGURE_FLAGS[@]} >0 ]] && {
			configure_flags="${PKG_CONFIGURE_FLAGS[@]}"
			func_configure \
				$PKG_NAME \
				$PKG_DIR_NAME \
				"$configure_flags" \
				$CONFIGURE_LOG \
				$CURR_BUILD_DIR \
				$PKG_LNDIR \
				$PKG_SUBDIR_NAME
		}

		func_dbg_hook $sub "configure-exe"
		[[ ${#PKG_EXECUTE_AFTER_CONFIGURE[@]} >0 ]] && {
			func_execute \
				$CURR_BUILD_DIR \
				$PKG_NAME \
				"execute commands..." \
				"after_configure" \
				PKG_EXECUTE_AFTER_CONFIGURE[@]
		}

		func_dbg_hook $sub "make"
		[[ ${#PKG_MAKE_FLAGS[@]} >0 ]] && {
			make_flags="$PKG_MAKE_PROG ${PKG_MAKE_FLAGS[@]}"
			func_make \
				$PKG_NAME \
				$PKG_DIR_NAME \
				"$make_flags" \
				$MAKE_LOG \
				"building..." \
				"built" \
				$CURR_BUILD_DIR \
				$PKG_SUBDIR_NAME
		}

		func_dbg_hook $sub "testsuite"
		[[ $PKG_RUN_TESTSUITE == yes ]] && {
			[[ ${#PKG_TESTSUITE_FLAGS[@]} >0 ]] && {
				testsuite_flags="$PKG_MAKE_PROG ${PKG_TESTSUITE_FLAGS[@]}"
				func_make \
					$PKG_NAME \
					$PKG_DIR_NAME \
					"$testsuite_flags" \
					$TESTSUITE_LOG \
					"run testsuite..." \
					"tested" \
					$CURR_BUILD_DIR \
					$PKG_SUBDIR_NAME
			}
		}

		func_dbg_hook $sub "install"
		[[ ${#PKG_INSTALL_FLAGS[@]} >0 ]] && {
			install_flags="$PKG_MAKE_PROG ${PKG_INSTALL_FLAGS[@]}"
			func_make \
				$PKG_NAME \
				$PKG_DIR_NAME \
				"$install_flags" \
				$INSTALL_LOG \
				"installing..." \
				"installed" \
				$CURR_BUILD_DIR \
				$PKG_SUBDIR_NAME
		}

		func_dbg_hook $sub "install-exe"
		[[ ${#PKG_EXECUTE_AFTER_INSTALL[@]} >0 ]] && {
			func_execute \
				$CURR_BUILD_DIR \
				$PKG_NAME \
				"execute commands..." \
				"after_install" \
				PKG_EXECUTE_AFTER_INSTALL[@]
		}

		func_dbg_hook $sub "test"
		[[ ${#PKG_TESTS[@]} >0 ]] && {
			mkdir -p $TESTS_ROOT_DIR/$BUILD_ARCHITECTURE
			[[ $USE_MULTILIB == yes ]] && {
				_reverse_arch=$(func_get_reverse_arch $BUILD_ARCHITECTURE)
				_reverse_bits=$(func_get_reverse_arch_bit $BUILD_ARCHITECTURE)
				mkdir -p $TESTS_ROOT_DIR/${_reverse_arch}
				cp -f $( find $PREFIX/$TARGET/lib${_reverse_bits} -type f \( -iname *.dll \) ) \
					$TESTS_ROOT_DIR/${_reverse_arch}/
			}
			for test in "${!PKG_TESTS[@]}"; do
				func_test $test ${PKG_TESTS[$test]} $TESTS_ROOT_DIR
			done
		}

		func_dbg_hook $sub "finish"
	}

	[[ "$PKG_ARCHITECTURE" == "$REVERSE_ARCHITECTURE" ]] && {
		switch_back_to_arch
	}
done

# ***************************************************************************

func_clear_env

[[ $FETCH_MODE == yes ]] && {
	echo "Sources downloaded successfully."
	exit 0
}

# ***************************************************************************

[[ $COMPRESSING_SRCS == yes ]] && {
	echo -e "-> ${COLOR_STATUS}compress mingw sources${COLOR_RESET}"
	source $TOP_DIR/scripts/srcs-compress.sh
}

# ***************************************************************************

[[ $UPLOAD_MINGW == yes ]] && {
	mingw_archive_name=$( \
		func_create_mingw_archive_name \
			$ARCHIVES_DIR \
			$SRCS_DIR \
			$GCC_NAME \
			$BUILD_ARCHITECTURE \
			$EXCEPTIONS_MODEL \
			$THREADS_MODEL \
			$REV_NUM \
	)

	upload_cmd=$( \
		func_create_mingw_upload_cmd \
			$ARCHIVES_DIR \
			$SF_USER \
			$SF_PASSWORD \
			$GCC_NAME \
			$mingw_archive_name \
			$BUILD_ARCHITECTURE \
			$THREADS_MODEL \
			$EXCEPTIONS_MODEL \
	)
	mingw_archive_size=$(du -h $mingw_archive_name | cut -f 1)
	echo -e -n "-> ${COLOR_STATUS}upload $(basename $mingw_archive_name) ($mingw_archive_size) ...${COLOR_RESET}"
	[[ $DEBUG_UPLOAD == yes ]] && {
		echo "bin_cmd:${upload_cmd}"
	} || {
		eval "${upload_cmd} > $LOGS_DIR/mingw-upload.log 2>&1"
		func_res=$?
		[[ $func_res != 0 ]] && {
			echo " error!"
			func_show_log $LOGS_DIR/mingw-upload.log
			die "upload finished with error($func_res). terminate." $func_res
		} || {
			echo " done"
		}
	}

	[[ $(func_map_gcc_name_to_gcc_type $GCC_NAME) == release ]] && {
		echo -e -n "--> ${COLOR_STATUS}download repository file...${COLOR_RESET}"
		[[ $DEBUG_UPLOAD == yes ]] && {
			echo "rep_cmd:wget "$REPOSITORY_FILE" -O $TMP/$(basename "$REPOSITORY_FILE")"
			func_res=0
		} || {
			wget "$REPOSITORY_FILE" -O $TMP/$(basename "$REPOSITORY_FILE") > $LOGS_DIR/repository-download.log 2>&1
			func_res=$?
		}
		[[ $func_res != 0 ]] && {
			func_show_log $LOGS_DIR/repository-download.log
			die " error($func_res) when downloading repository file. terminate." $func_res
		} || {
			echo " done"
		}

		echo -e -n "--> ${COLOR_STATUS}update repository file...${COLOR_RESET}"
		[[ $DEBUG_UPLOAD == no ]] && {
			func_update_repository_file \
				$TMP/$(basename "$REPOSITORY_FILE") \
				$(func_map_gcc_name_to_gcc_version $GCC_NAME) \
				$BUILD_ARCHITECTURE \
				$THREADS_MODEL \
				$EXCEPTIONS_MODEL \
				$REV_NUM \
				$(func_create_url_for_archive \
					$PROJECT_ROOT_URL \
					$GCC_NAME \
					$BUILD_ARCHITECTURE \
					$THREADS_MODEL \
					$EXCEPTIONS_MODEL \
				) \
				$(basename $mingw_archive_name)
		}
		echo " done"

		upload_cmd=$( \
			func_create_repository_file_upload_cmd \
				$TMP/$(basename "$REPOSITORY_FILE") \
				$SF_USER \
				$SF_PASSWORD \
		)
		echo -e -n "--> ${COLOR_STATUS}upload repository file...${COLOR_RESET}"
		[[ $DEBUG_UPLOAD == yes ]] && {
			echo "rep_cmd:${upload_cmd}"
		} || {
			eval "${upload_cmd} > $LOGS_DIR/repository-upload.log 2>&1"
			func_res=$?
			[[ $func_res != 0 ]] && {
				func_show_log $LOGS_DIR/repository-upload.log
				die " error($func_res) when uploading repository file. terminate." $func_res
			} || {
				echo " done"
			}
		}
	}
}

[[ $UPLOAD_SOURCES == yes ]] && {
	sources_archive_name=$( \
		func_create_sources_archive_name \
			$ARCHIVES_DIR \
			$SRCS_DIR \
			$GCC_NAME \
			$REV_NUM \
	)
	upload_cmd=$( \
		func_create_sources_upload_cmd \
			$ARCHIVES_DIR \
			$SF_USER \
			$SF_PASSWORD \
			$GCC_NAME \
			$sources_archive_name \
	)
	sources_archive_size=$(du -h $sources_archive_name | cut -f 1)
	echo -e -n "-> ${COLOR_STATUS}upload $(basename $sources_archive_name) ($sources_archive_size) ...${COLOR_RESET}"
	[[ $DEBUG_UPLOAD == yes ]] && {
		echo "src_cmd:${upload_cmd}"
	} || {
		eval "${upload_cmd} > $LOGS_DIR/sources-upload.log 2>&1"
	}

	func_res=$?
	[[ $func_res != 0 ]] && {
		func_show_log $LOGS_DIR/sources-upload.log
		die " upload finished with error($func_res). terminate." $func_res
	} || {
		echo " done"
	}
}

exit 0

# ***************************************************************************