Blame configure

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#!/bin/sh
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# project-agnostic ./configure script, written by hand.
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# this file is covered by COPYING.SOFORT.
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set -eu
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trap config_failure 1 2 EXIT
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# before we begin...
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mb_path="$PATH"
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mb_script="$0"
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mb_success=no
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usage()
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{
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	cat "$mb_project_dir"/config.usage
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	if [ _$mb_use_custom_cfgdefs = _yes ]; then
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		printf '\n\n%s%s\n' \
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			" ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^" \
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			"^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^"
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		printf '%s%s\n' \
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			"| Listed above are configure's common switches " \
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			"and environment variables.     |"
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		printf '%s%s\n' \
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			"| Found below are project-specific variables " \
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			"and other customization options. |"
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		printf '%s%s\n\n\n' \
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			" ___________________________________________" \
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			"__________________________________"
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		cat "$mb_project_dir"/project/config/cfgdefs.usage
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	fi
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	exit 0
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}
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error_msg()
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{
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	printf '%s\n' "$@" >&2
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}
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warning_msg()
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{
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	printf '%s\n' "$@" >&2
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}
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output_step_prolog()
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{
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	mb_line_dots='.................................'
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	mb_line_dots="${mb_line_dots}.${mb_line_dots}"
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	mb_step_desc="${mb_package} : ${1##*/} : ${2}()  "
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	mb_step_dlen="$((${#mb_line_dots} - ${#mb_step_desc}))"
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	printf "configure step: ${2}()\n" >&3
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	printf "%s%${mb_step_dlen}.${mb_step_dlen}s  " "${mb_step_desc}" "${mb_line_dots}"
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}
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output_step_epilog()
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{
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	printf 'OK.\n'
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}
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output_script_status()
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{
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	mb_step_name="${1##*/} : ${2}"
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	mb_step_desc="${mb_package} : ${mb_step_name}"
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	printf "configure info: ${2}\n" >&3
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	printf "%s\n" "${mb_step_desc}"
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}
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output_section_break()
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{
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	printf ' ..\n'
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}
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verify_safe_path()
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{
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	case "$mb_safe_path_name" in
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		-*)
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			error_msg "$mb_safe_path_desc may not begin with a hyphen."
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			exit 2
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			;;
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		*\ *)
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			error_msg "$mb_safe_path_desc may not contain spaces."
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			exit 2
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			;;
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	esac
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}
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init_log()
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{
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	exec 3> config.log
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	printf "This is config.log, generated by sofort's configure script.\n\n" >&3
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	printf '$ %s' "$mb_script" >&3
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	for arg in $mb_args; do
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		printf ' %s' "$arg" >&3
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	done
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	printf '\n\n' >&3
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}
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init_vars()
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{
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	mb_project_dir=$(cd -- "${mb_script%/*}/" ; pwd -P)
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	mb_pwd=$(pwd -P)
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	mb_safe_path_desc='project directory'
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	mb_safe_path_name="$mb_project_dir"
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	verify_safe_path
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	mb_safe_path_desc='working directory'
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	mb_safe_path_name="$mb_pwd"
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	verify_safe_path
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	mb_custom_cfgdefs_args=''
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	mb_custom_cfgdefs_space=''
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	sfrt_impl_dir=$mb_project_dir/sofort
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	sfrt_config_dir=$sfrt_impl_dir/config
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	sfrt_core_dir=$sfrt_impl_dir/core
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	sfrt_config_vars=$sfrt_config_dir/config.vars
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	sfrt_flag_vars=$sfrt_config_dir/flag.vars
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	sfrt_cfgdefs_in=$sfrt_config_dir/cfgdefs.in
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	mb_make_vars=$(< "$sfrt_config_vars" \
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		grep -v -e '^#' -e '^$' | tr '[:lower:]' '[:upper:]')
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	mb_impl_vars=$(< "$sfrt_config_vars" \
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		grep -v -e '^#' -e '^$' | sed 's/^/mb_/g')
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	mb_proj_vars=$(< "$sfrt_config_vars" \
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		grep -v -e '^#' -e '^$' | sed 's/^/mb_default_/g')
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	mb_flag_vars=$(< "$sfrt_flag_vars" \
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		grep -v -e '^#' -e '^$')
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	mb_vars="$mb_make_vars $mb_impl_vars $mb_proj_vars $mb_flag_vars"
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	for mb_var in $(printf '%s' "$mb_vars") ; do
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		mb_expr=$mb_var='${'$mb_var':-}'
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		eval "$mb_expr"
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	done
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	# ccenv
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	. $mb_project_dir/sofort/ccenv/ccenv.sh
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	if ! [ -L ./ccenv ]; then
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		if [ -d ./ccenv ]; then
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			rm -f ./ccenv/host.mk
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			rm -f ./ccenv/native.mk
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			rmdir ./ccenv
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		fi
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	fi
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	# config.project
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	if [ -z "$mb_config" ]; then
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		. $mb_project_dir/config.project
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	else
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		. "$mb_config"
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	fi
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	# srcinfo
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	if [ -n "$SOURCE_DIR" ]; then
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		mb_source_dir_set=yes
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	fi
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	# step prolog
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	output_step_prolog ${mb_script} 'init_vars'
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	# project
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	mb_nickname=$NICKNAME
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	mb_source_dir=$SOURCE_DIR
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	# dirs
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	mb_prefix=$PREFIX
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	mb_exec_prefix=$EXEC_PREFIX
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	mb_bindir=$BINDIR
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	mb_sbindir=$SBINDIR
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	mb_libdir=$LIBDIR
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	mb_includedir=$INCLUDEDIR
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	mb_oldincludedir=$OLDINCLUDEDIR
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	mb_mandir=$MANDIR
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	mb_docdir=$DOCDIR
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	mb_libexecdir=$LIBEXECDIR
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	mb_sysconfdir=$SYSCONFDIR
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	mb_sharedstatedir=$SHAREDSTATEDIR
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	mb_localstatedir=$LOCALSTATEDIR
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	mb_runstatedir=$RUNSTATEDIR
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	mb_datarootdir=$DATAROOTDIR
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	mb_datadir=$DATADIR
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	mb_infodir=$INFODIR
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	mb_localedir=$LOCALEDIR
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	mb_htmldir=$HTMLDIR
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	mb_dvidir=$DVIDIR
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	mb_pdfdir=$PDFDIR
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	mb_psdir=$PSDIR
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	# build
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	mb_build=$BUILD
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	mb_cchost=$CCHOST
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	mb_cfghost=$CFGHOST
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	mb_arch=$ARCH
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	mb_compiler=$COMPILER
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	mb_toolchain=$TOOLCHAIN
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	mb_sysroot=$SYSROOT
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	mb_cross_compile=$CROSS_COMPILE
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	mb_shell=$SHELL
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	# switches
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	mb_cflags=$CFLAGS
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	mb_cflags_debug=$CFLAGS_DEBUG
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	mb_cflags_common=$CFLAGS_COMMON
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	mb_cflags_cmdline=$CFLAGS_CMDLINE
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	mb_cflags_config=$CFLAGS_CONFIG
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	mb_cflags_sysroot=$CFLAGS_SYSROOT
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	mb_cflags_os=$CFLAGS_OS
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	mb_cflags_site=$CFLAGS_SITE
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	mb_cflags_path=$CFLAGS_PATH
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	mb_cflags_strict=$CFLAGS_STRICT
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	mb_cflags_util=$CFLAGS_UTIL
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	mb_cflags_last=$CFLAGS_LAST
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	mb_cflags_once=$CFLAGS_ONCE
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	mb_ldflags=$LDFLAGS
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	mb_ldflags_debug=$LDFLAGS_DEBUG
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	mb_ldflags_common=$LDFLAGS_COMMON
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	mb_ldflags_cmdline=$LDFLAGS_CMDLINE
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	mb_ldflags_config=$LDFLAGS_CONFIG
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	mb_ldflags_sysroot=$LDFLAGS_SYSROOT
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	mb_ldflags_path=$LDFLAGS_PATH
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	mb_ldflags_strict=$LDFLAGS_STRICT
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	mb_ldflags_util=$LDFLAGS_UTIL
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	mb_ldflags_last=$LDFLAGS_LAST
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	mb_ldflags_once=$LDFLAGS_ONCE
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	mb_pe_subsystem=$PE_SUBSYSTEM
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	mb_pe_image_base=$PE_IMAGE_BASE
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	# overrides
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	mb_user_cc=$CC
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	mb_user_cpp=$CPP
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	mb_user_cxx=$CXX
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	mb_native_cc=$NATIVE_CC
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	mb_native_cpp=$NATIVE_CPP
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	mb_native_cxx=$NATIVE_CXX
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	mb_native_host=$NATIVE_HOST
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	mb_native_cfghost=$NATIVE_CFGHOST
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	mb_native_cflags=$NATIVE_CFLAGS
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	mb_native_ldflags=$NATIVE_LDFLAGS
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	mb_native_pe_subsystem=$NATIVE_PE_SUBSYSTEM
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	mb_native_pe_image_base=$NATIVE_PE_IMAGE_BASE
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	# step epilog
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	output_step_epilog
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}
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verify_build_directory()
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{
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	output_step_prolog ${mb_script} 'verify_build_directory'
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	if [ "$mb_project_dir" = "$mb_pwd" ]; then
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		if [ _$mb_require_out_of_tree = _yes ]; then
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			error_msg "$mb_package: out-of-tree builds are required."
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			error_msg "please invoke configure again from a clean build directory."
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			exit 1
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		else
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			mb_project_dir='.'
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		fi
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	fi
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	rm -f Makefile Makefile.host Makefile.tmp Makefile.failed
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	output_step_epilog
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}
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verify_source_directory()
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{
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	output_step_prolog ${mb_script} 'verify_source_directory'
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	if [ _"$mb_source_dir" != _${mb_source_dir##* } ]; then
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		error_msg "source directory path contains spaces, aborting."
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		exit 1
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	fi
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	eval mb_source_dir=$(printf '%s' "$mb_source_dir")
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	if [ -z "$mb_source_dir" ]; then
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		if [ _$mb_require_source_dir = _yes ]; then
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			error_msg "$mb_package: specifying an external source directory is required."
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			error_msg "you can set the source directory either via --source-dir=<path>,"
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			error_msg "or by setting the SOURCE_DIR variable."
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			exit 1
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		fi
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	fi
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	output_step_epilog
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}
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verify_source_info()
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{
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	output_step_prolog ${mb_script} 'verify_source_info'
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	if [ "${mb_source_dir_set:-}" = yes ]; then
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		if [ -n "$mb_rawball" ] || [ -n "$mb_modball" ] || [ -n "$mb_srcball" ]; then
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			error_msg "$mb_package: conflicting arguments: --rawball/--modball/--srcball arguments"
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			error_msg "may not be used together with an explicit source-dir argument or variable."
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			exit 1
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		fi
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	fi
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	if [ -n "$mb_srcball" ]; then
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		eval mb_srcball=$(printf '%s' "$mb_srcball")
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		if [ -n "$mb_rawball" ] || [ -n "$mb_modball" ]; then
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			error_msg "$mb_package: conflicting arguments: --rawball and/or --modball arguments"
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			error_msg "may not be used together with an explicitly --srcball argument."
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			exit 1
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		fi
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		if [ -z "$mb_srcball_sha256" ]; then
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			error_msg "$mb_package: --srcball-sha256 must be provided"
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			error_msg "in conjunction with --srcball."
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			exit 1
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		fi
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		mb_srcball_sha256_test=$(sha256sum "$mb_srcball")
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		mb_srcball_sha256_test="${mb_srcball_sha256_test%% *}"
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		if [ "$mb_srcball_sha256_test" != "$mb_srcball_sha256" ]; then
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			error_msg "$mb_package: sha256 signature of srcball $mb_srcball does not match!"
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			exit 1
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		fi
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		mb_srcball_topdir=$(xz -c -d "$mb_srcball" | pax | sed -n '1,1p')
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		mb_source_dir="./srctree/$mb_package/${mb_srcball_topdir%/}"
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		mb_srcball_dirname=$(cd -- "${mb_srcball%/*}" ; pwd -P)
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		mb_srcball_basename=${mb_srcball##*/}
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		mb_srcball="$mb_srcball_dirname/$mb_srcball_basename"
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		mkdir -p "./srctree/$mb_package"
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		mb_dummy=$(cd -- "./srctree/$mb_package"; xz -c -d "$mb_srcball" | pax -r)
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		mb_source_dir=$(cd -- $mb_source_dir; pwd -P)
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	fi
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	if [ -z "$mb_rawball" ] && [ -n "$mb_modball" ]; then
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		error_msg "$mb_package: conflicting arguments: --modball argument may only be used"
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		error_msg "together with an explicit --rawball argument."
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		exit 1
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	fi
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	if [ -n "$mb_modball" ]; then
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		eval mb_modball=$(printf '%s' "$mb_modball")
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		if [ -z "$mb_modball_sha256" ]; then
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			error_msg "$mb_package: --modball-sha256 must be provided"
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			error_msg "in conjunction with --modball."
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			exit 1
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		fi
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		mb_modball_sha256_test=$(sha256sum "$mb_modball")
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		mb_modball_sha256_test="${mb_modball_sha256_test%% *}"
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		if [ "$mb_modball_sha256_test" != "$mb_modball_sha256" ]; then
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			error_msg "$mb_package: sha256 signature of modball $mb_modball does not match!"
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			exit 1
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		fi
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	fi
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	if [ -n "$mb_rawball" ]; then
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		eval mb_rawball=$(printf '%s' "$mb_rawball")
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		if [ -z "$mb_rawball_sha256" ]; then
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			error_msg "$mb_package: --rawball-sha256 must be provided."
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			error_msg "in conjunction with --rawball."
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			exit 1
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		fi
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		mb_rawball_sha256_test=$(sha256sum "$mb_rawball")
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		mb_rawball_sha256_test="${mb_rawball_sha256_test%% *}"
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		if [ "$mb_rawball_sha256_test" != "$mb_rawball_sha256" ]; then
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			error_msg "$mb_package: sha256 signature of rawball $mb_rawball does not match!"
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			exit 1
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		fi
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		mb_rawball_topdir=$(xz -c -d "$mb_rawball" | pax | sed -n '1,1p')
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		mb_source_dir="./srctree/$mb_package/${mb_rawball_topdir%/}"
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		mb_rawball_dirname=$(cd -- "${mb_rawball%/*}" ; pwd -P)
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		mb_rawball_basename=${mb_rawball##*/}
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		mb_rawball="$mb_rawball_dirname/$mb_rawball_basename"
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		mkdir -p "./srctree/$mb_package"
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		mb_dummy=$(cd -- "./srctree/$mb_package"; xz -c -d "$mb_rawball" | pax -r)
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		mb_source_dir=$(cd -- $mb_source_dir; pwd -P)
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	fi
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	if [ -n "$mb_modball" ]; then
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		mb_modball_dirname=$(cd -- "${mb_modball%/*}" ; pwd -P)
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		mb_modball_basename=${mb_modball##*/}
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		mb_modball="$mb_modball_dirname/$mb_modball_basename"
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		mb_modball_topdir="./modtree/$mb_package/$mb_modball_sha256"
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		mkdir -p "$mb_modball_topdir"
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		mb_modball_topdir=$(cd -- $mb_modball_topdir; pwd -P)
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		mb_dummy=$(cd -- "$mb_modball_topdir"; xz -c -d "$mb_modball" | pax -r)
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		if [ -d "$mb_modball_topdir/overlay" ]; then
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			mb_dummy=$(cd -- "$mb_modball_topdir/overlay"; \
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				cp -p -P -R . "$mb_source_dir")
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		fi
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		if [ -d "$mb_modball_topdir/patches" ]; then
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			mb_dummy=$(cd -- "$mb_source_dir";                        \
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				for p in $mb_modball_topdir/patches/*.patch; do  \
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					patch -p1 < $p;                         \
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				done);
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		fi
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	fi
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	output_step_epilog
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}
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common_defaults()
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{
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	# step prolog
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	output_step_prolog ${mb_script} 'common_defaults'
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	# project-specific config definitions
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	if [ _$mb_use_custom_cfgdefs = _yes ]; then
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		cat $sfrt_cfgdefs_in > cfgdefs.mk
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	else
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		printf '%s %s\n\n' \
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				'# this project does not include' \
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				'a custom config step.'           \
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			> cfgdefs.mk
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		cat $sfrt_cfgdefs_in >> cfgdefs.mk
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		if [ -f $mb_project_dir/project/cfgdefs.in ]; then
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			cat $mb_project_dir/project/cfgdefs.in >> cfgdefs.mk
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		fi
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	fi
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	# user build-time overrides
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	touch usrdefs.mk
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	# git
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	if [ -n "$mb_source_dir" ]; then
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		if [ -d "$mb_source_dir/.git" ]; then
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			mb_git_reference_index="\$(SOURCE_DIR)/.git/index"
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		fi
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	elif [ -d "$mb_project_dir/.git" ]; then
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		mb_git_reference_index="\$(PROJECT_DIR)/.git/index"
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	fi
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	# project
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	[ -n "$mb_nickname" ] 		|| mb_nickname=$mb_package
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	[ -n "$mb_source_dir" ] 	|| mb_source_dir=$mb_project_dir
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	[ -n "$mb_avoid_version" ] 	|| mb_avoid_version='no'
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	# pkgconfig
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	[ -n "$mb_pkgname" ]		|| mb_pkgname="$mb_default_pkgname"
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	[ -n "$mb_pkgdesc" ]		|| mb_pkgdesc="$mb_default_pkgdesc"
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	[ -n "$mb_pkgusrc" ]		|| mb_pkgusrc="$mb_default_pkgusrc"
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	[ -n "$mb_pkgrepo" ]		|| mb_pkgrepo="$mb_default_pkgrepo"
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	[ -n "$mb_pkgpsrc" ]		|| mb_pkgpsrc="$mb_default_pkgpsrc"
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	[ -n "$mb_pkgdurl" ]		|| mb_pkgdurl="$mb_default_pkgdurl"
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	[ -n "$mb_pkgbugs" ]		|| mb_pkgbugs="$mb_default_pkgbugs"
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	[ -n "$mb_pkghome" ]		|| mb_pkghome="$mb_default_pkghome"
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	[ -n "$mb_pkgdefs" ]		|| mb_pkgdefs="$mb_default_pkgdefs"
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	[ -n "$mb_pkglibs" ]		|| mb_pkglibs="$mb_default_pkglibs"
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	# srcinfo
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	[ -n "$mb_rawball" ]		|| mb_rawball="$mb_default_rawball"
884c97
	[ -n "$mb_rawball_url" ]	|| mb_rawball_url="$mb_default_rawball_url"
884c97
	[ -n "$mb_rawball_sha256" ]	|| mb_rawball_sha256="$mb_default_rawball_sha256"
884c97
	[ -n "$mb_modball" ]		|| mb_modball="$mb_default_modball"
884c97
	[ -n "$mb_modball_url" ]	|| mb_modball_url="$mb_default_modball_url"
884c97
	[ -n "$mb_modball_sha256" ]	|| mb_modball_sha256="$mb_default_modball_sha256"
884c97
	[ -n "$mb_srcball" ]		|| mb_srcball="$mb_default_srcball"
884c97
	[ -n "$mb_srcball_url" ]	|| mb_srcball_url="$mb_default_srcball_url"
884c97
	[ -n "$mb_srcball_sha256" ]	|| mb_srcball_sha256="$mb_default_srcball_sha256"
884c97
3ae283
	# dirs
780a2c
	[ -n "$mb_prefix" ] 		|| [ -n "$mb_prefix_set" ] \
780a2c
					|| mb_prefix='/usr/local'
780a2c
780a2c
	[ -n "$mb_exec_prefix" ] 	|| [ -n "$mb_exec_prefix_set" ]	\
780a2c
					|| mb_exec_prefix=$mb_prefix
780a2c
780a2c
	[ -n "$mb_bindir" ] 		|| [ -n "$mb_bindir_set" ] \
780a2c
					|| [ -n "$mb_bindir_basename" ] \
780a2c
					|| mb_bindir=$mb_exec_prefix/bin
780a2c
780a2c
	[ -n "$mb_bindir" ] 		|| [ -n "$mb_bindir_set" ] \
780a2c
					|| mb_bindir=$mb_exec_prefix/$mb_bindir_basename
780a2c
780a2c
	[ -n "$mb_sbindir" ] 		|| mb_sbindir=$mb_exec_prefix/sbin
780a2c
	[ -n "$mb_libdir" ] 		|| mb_libdir=$mb_exec_prefix/lib
780a2c
	[ -n "$mb_includedir" ]		|| mb_includedir=$mb_prefix/include
780a2c
	[ -n "$mb_oldincludedir" ]	|| mb_oldincludedir=$mb_prefix/include
780a2c
	[ -n "$mb_datarootdir" ] 	|| mb_datarootdir=$mb_prefix/share
780a2c
	[ -n "$mb_mandir" ] 		|| mb_mandir=$mb_datarootdir/man
780a2c
	[ -n "$mb_docdir" ] 		|| mb_docdir=$mb_datarootdir/doc
780a2c
	[ -n "$mb_libexecdir" ]		|| mb_libexecdir=$mb_exec_prefix/libexec
780a2c
780a2c
	[ -n "$mb_sysconfdir" ] 	|| mb_sysconfdir=$mb_exec_prefix/etc
780a2c
	[ -n "$mb_sharedstatedir" ] 	|| mb_sharedstatedir=$mb_prefix/com
780a2c
	[ -n "$mb_localstatedir" ] 	|| mb_localstatedir=$mb_prefix/var
780a2c
	[ -n "$mb_runstatedir" ] 	|| mb_runstatedir=$mb_localstatedir/run
780a2c
	[ -n "$mb_datarootdir" ] 	|| mb_datarootdir=$mb_prefix/share
780a2c
	[ -n "$mb_datadir" ] 		|| mb_datadir=$mb_datarootdir
780a2c
	[ -n "$mb_infodir" ] 		|| mb_infodir=$mb_datarootdir/info
780a2c
	[ -n "$mb_localedir" ] 		|| mb_localedir=$mb_datarootdir/locale
780a2c
	[ -n "$mb_htmldir" ] 		|| mb_htmldir=$mb_docdir
780a2c
	[ -n "$mb_dvidir" ] 		|| mb_dvidir=$mb_docdir
780a2c
	[ -n "$mb_pdfdir" ] 		|| mb_pdfdir=$mb_docdir
780a2c
	[ -n "$mb_psdir" ] 		|| mb_psdir=$mb_docdir
3ae283
3ae283
	# switches
780a2c
	[ -n "$mb_cflags_debug" ]	|| mb_cflags_debug=$mb_default_cflags_debug
780a2c
	[ -n "$mb_cflags_common" ]	|| mb_cflags_common=$mb_default_cflags_common
780a2c
	[ -n "$mb_cflags_cmdline" ]	|| mb_cflags_cmdline=$mb_default_cflags_cmdline
780a2c
	[ -n "$mb_cflags_config" ]	|| mb_cflags_config=$mb_default_cflags_config
780a2c
	[ -n "$mb_cflags_sysroot" ]	|| mb_cflags_sysroot=$mb_default_cflags_sysroot
780a2c
	[ -n "$mb_cflags_os" ]		|| mb_cflags_os=$mb_default_cflags_os
780a2c
	[ -n "$mb_cflags_site" ]	|| mb_cflags_site=$mb_default_cflags_site
780a2c
	[ -n "$mb_cflags_path" ]	|| mb_cflags_path=$mb_default_cflags_path
780a2c
	[ -n "$mb_cflags_strict" ]	|| mb_cflags_strict=$mb_default_cflags_strict
780a2c
	[ -n "$mb_cflags_util" ]	|| mb_cflags_util=$mb_default_cflags_util
780a2c
	[ -n "$mb_cflags_last" ]	|| mb_cflags_last=$mb_default_cflags_last
780a2c
	[ -n "$mb_cflags_once" ]	|| mb_cflags_once=$mb_default_cflags_once
780a2c
780a2c
	[ -n "$mb_ldflags_debug" ]	|| mb_ldflags_debug=$mb_default_ldflags_debug
780a2c
	[ -n "$mb_ldflags_common" ]	|| mb_ldflags_common=$mb_default_ldflags_common
780a2c
	[ -n "$mb_ldflags_cmdline" ]	|| mb_ldflags_cmdline=$mb_default_ldflags_cmdline
780a2c
	[ -n "$mb_ldflags_config" ]	|| mb_ldflags_config=$mb_default_ldflags_config
780a2c
	[ -n "$mb_ldflags_sysroot" ]	|| mb_ldflags_sysroot=$mb_default_ldflags_sysroot
780a2c
	[ -n "$mb_ldflags_path" ]	|| mb_ldflags_path=$mb_default_ldflags_path
780a2c
	[ -n "$mb_ldflags_strict" ]	|| mb_ldflags_strict=$mb_default_ldflags_strict
780a2c
	[ -n "$mb_ldflags_util" ]	|| mb_ldflags_util=$mb_default_ldflags_util
780a2c
	[ -n "$mb_ldflags_last" ]	|| mb_ldflags_last=$mb_default_ldflags_last
780a2c
	[ -n "$mb_ldflags_once" ]	|| mb_ldflags_once=$mb_default_ldflags_once
3ae283
a79f66
	# native switches
780a2c
	[ -n "$mb_native_cflags" ]	|| mb_native_cflags=$mb_default_native_cflags
780a2c
	[ -n "$mb_native_ldflags" ]	|| mb_native_ldflags=$mb_default_native_ldflags
a79f66
3ae283
	# config
780a2c
	[ -n "$mb_all_static" ]		|| mb_all_static='no'
780a2c
	[ -n "$mb_all_shared" ]		|| mb_all_shared='no'
780a2c
	[ -n "$mb_disable_frontend" ]	|| mb_disable_frontend='no'
780a2c
	[ -n "$mb_disable_static" ]	|| mb_disable_static='no'
780a2c
	[ -n "$mb_disable_shared" ]	|| mb_disable_shared='no'
3ae283
3ae283
	# host/target
780a2c
	[ -n "$mb_host" ] 		|| mb_host=$mb_target
780a2c
	[ -n "$mb_target" ] 		|| mb_target=$mb_host
3ae283
3ae283
	# sysroot
3ae283
	if [ -n "$mb_sysroot" ]; then
3ae283
		if [ -z "$mb_cflags_sysroot" ]; then
3ae283
			mb_cflags_sysroot="--sysroot=$mb_sysroot"
3ae283
		fi
3ae283
3ae283
		if [ -z "$mb_ldflags_sysroot" ]; then
3ae283
			mb_ldflags_sysroot="--sysroot=$mb_sysroot"
3ae283
		fi
3ae283
	fi
3ae283
3ae283
	# debug
3ae283
	if [ _$mb_debug = _yes ]; then
3ae283
		if [ -z "$mb_cflags_debug" ]; then
3ae283
			mb_cflags_debug='-g3 -O0'
3ae283
		fi
3ae283
	fi
3ae283
496780
	# shell
496780
	if [ -z "$mb_shell" ]; then
496780
		mb_shell='/bin/sh'
496780
	fi
496780
3ae283
	# inherited cflags & ldflags
3ae283
	mb_cflags_cmdline="$mb_cflags_cmdline $mb_cflags"
3ae283
	mb_ldflags_cmdline="$mb_ldflags_cmdline $mb_ldflags"
7bd223
7bd223
	# step epilog
7bd223
	output_step_epilog
3ae283
}
3ae283
3ae283
3ae283
config_flags()
3ae283
{
7bd223
	# step prolog
7bd223
	output_step_prolog ${mb_script} 'config_flags'
7bd223
3ae283
	mb_ldflags_tmp=" $mb_ldflags "
a62e36
	mb_ldflags_libs=$(printf '%s' "$mb_ldflags_tmp" | sed 's/ -static / /g')
3ae283
3ae283
	if [ "$mb_ldflags_tmp" != "$mb_ldflags_libs" ]; then
3ae283
		mb_ldflags="$mb_ldflags_libs"
3ae283
		mb_ldflags_util="$mb_ldflags_util -static"
3ae283
	fi
3ae283
3ae283
	# ccstrict
3ae283
	if [ _$mb_ccstrict = _yes ]; then
3ae283
		mb_cflags_strict='-Wall -Werror -Wextra -Wundef'
3ae283
	fi
3ae283
3ae283
	# ldstrict
3ae283
	if [ _$mb_ldstrict = _yes ]; then
3ae283
		mb_ldflags_strict='-Wl,--no-undefined'
3ae283
	fi
7bd223
7bd223
	# step epilog
7bd223
	output_step_epilog
3ae283
}
3ae283
3ae283
3ae283
config_copy()
3ae283
{
7bd223
	output_step_prolog ${mb_script} 'config_copy'
7bd223
3ae283
	mb_vars=$(cut -d'=' -f1 $sfrt_config_vars \
3ae283
			| grep -v '^#')
3ae283
3ae283
	mb_sed_substs=" \
01da27
		$(for __var in $(printf '%s' "$mb_vars"); do   \
3ae283
			printf '%s"$%s"%s' "-e 's^@$__var@^'" \
3ae283
				"mb_$__var" "'^g' ";           \
3ae283
		done)"
3ae283
3ae283
	eval sed $mb_sed_substs \
3ae283
		$mb_project_dir/Makefile.in    \
43faca
			| sed -e 's/[[:blank:]]*$//g' \
3ae283
			> $mb_pwd/Makefile.tmp
7bd223
7bd223
	output_step_epilog
3ae283
}
3ae283
3ae283
3ae283
config_ccenv()
3ae283
{
3ae283
	mkdir -p ./ccenv
3ae283
	touch ./ccenv/host.mk
3ae283
	touch ./ccenv/native.mk
3ae283
7bd223
	output_section_break
3ae283
	ccenv_set_host_variables
7bd223
7bd223
	output_section_break
3ae283
	ccenv_set_native_variables
3ae283
7bd223
	output_section_break
3ae283
	config_copy
3ae283
}
3ae283
2cd21b
config_custom_cfgdefs()
2cd21b
{
2cd21b
	. $mb_project_dir/project/config/cfgdefs.sh
2cd21b
}
2cd21b
3ae283
config_custom()
3ae283
{
3ae283
	if [ _$mb_use_custom_cfgdefs = _yes ]; then
7bd223
		output_section_break
7bd223
		output_script_status ${mb_script} \
f88d74
			'invoking project-specific cfgdefs.sh'
7bd223
2cd21b
		eval config_custom_cfgdefs "$mb_custom_cfgdefs_args"
7bd223
7bd223
		output_section_break
3ae283
		config_copy
3ae283
	fi
3ae283
3ae283
	if [ _$mb_use_custom_usrdefs = _yes ]; then
7bd223
		output_section_break
7bd223
		output_script_status ${mb_scirpt} \
f88d74
			'invoking project-specific usrdefs.sh'
7bd223
3ae283
		. $mb_project_dir/project/usrdefs.sh
7bd223
		output_section_break
3ae283
	fi
3ae283
}
3ae283
3ae283
3ae283
config_cfghost()
3ae283
{
7bd223
	output_step_prolog ${mb_script} 'config_cfghost'
7bd223
3ae283
	if [ -z "$mb_cfghost" ]; then
3ae283
		mb_cfghost=$mb_cchost
3ae283
	fi
3ae283
3ae283
	sed		-e 's^@cchost@^'"$mb_cchost"'^g'     \
3ae283
			-e 's^@cfghost@^'"$mb_cfghost"'^g'   \
3ae283
		$mb_pwd/Makefile.tmp > $mb_pwd/Makefile.host
3ae283
3ae283
	rm  $mb_pwd/Makefile.tmp
3ae283
	mv  $mb_pwd/Makefile.host $mb_pwd/Makefile
7bd223
7bd223
	output_step_epilog
3ae283
}
3ae283
3ae283
3ae283
config_host()
3ae283
{
7bd223
	output_step_prolog ${mb_script} 'config_host'
7bd223
7bd223
	make -s host.tag             \
7bd223
		&& output_step_epilog \
7bd223
		&& return 0
3ae283
3ae283
	error_msg "configure was able to generate a Makefile for the selected host,"
3ae283
	error_msg "however the host-targeting compiler was found to be missing"
3ae283
	error_msg "at least one of the required headers or features."
3ae283
	exit 2
3ae283
}
3ae283
3ae283
3ae283
config_status()
3ae283
{
7bd223
	output_script_status ${mb_script} \
7bd223
		'configuration completed successfully.'
7bd223
	printf '\n'
3ae283
}
3ae283
3ae283
3ae283
config_failure()
3ae283
{
775c64
	if [ _$mb_success = _yes ]; then
775c64
		return 0
775c64
	fi
775c64
f88d74
	printf 'configure info: exiting due to an error.\n' >&3
f88d74
3ae283
	exit 2
3ae283
}
3ae283
3ae283
3ae283
config_success()
3ae283
{
3ae283
	trap '' EXIT
775c64
	mb_success=yes
3ae283
	exit 0
3ae283
}
3ae283
3ae283
3ae283
# one: init
f88d74
mb_args=
f88d74
mb_args_space=
f88d74
f88d74
for arg ; do
f88d74
	mb_escaped_arg=\'$(printf '%s\n' "$arg" | sed -e "s/'/'\\\\''/g")\'
f88d74
	mb_args="$mb_args$mb_args_space$mb_escaped_arg"
f88d74
	mb_args_space=' '
f88d74
done
f88d74
f88d74
init_log
3ae283
init_vars
3ae283
verify_build_directory
3ae283
3ae283
3ae283
# two: args
3ae283
for arg ; do
3ae283
	case "$arg" in
3ae283
		--help)
3ae283
			usage
3ae283
			;;
3ae283
		--help=ccenv)
3ae283
			ccenv_usage
3ae283
			;;
3ae283
3ae283
		# ccenv
3ae283
		--cross-compile=*)
3ae283
			mb_cross_compile=${arg#*=}
3ae283
			;;
3ae283
		--compiler=*)
3ae283
			mb_compiler=${arg#*=}
3ae283
			;;
3ae283
		--toolchain=*)
3ae283
			mb_toolchain=${arg#*=}
3ae283
			;;
3ae283
		--zealous)
3ae283
			mb_agnostic=yes
3ae283
			mb_zealous=
3ae283
			;;
3ae283
		--zealous=*)
3ae283
			mb_zealous=${arg#*=}
3ae283
			;;
3ae283
		--ccenv=*)
3ae283
			mb_ccenv=${arg#*=}
3ae283
			;;
3ae283
3ae283
		# dirs
3ae283
		--prefix=*)
3ae283
			mb_prefix_set=yes
3ae283
			mb_prefix=${arg#*=}
3ae283
			;;
3ae283
		--exec-prefix=*)
3ae283
			mb_exec_prefix_set=yes
3ae283
			mb_exec_prefix=${arg#*=}
3ae283
			;;
3ae283
		--bindir=*)
3ae283
			mb_bindir_set=yes
3ae283
			mb_bindir=${arg#*=}
3ae283
			;;
3ae283
		--sbindir=*)
3ae283
			mb_sbindir=${arg#*=}
3ae283
			;;
3ae283
		--libdir=*)
3ae283
			mb_libdir=${arg#*=}
3ae283
			;;
3ae283
		--includedir=*)
3ae283
			mb_includedir=${arg#*=}
3ae283
			;;
3ae283
		--oldincludedir=*)
3ae283
			mb_oldincludedir=${arg#*=}
3ae283
			;;
3ae283
		--mandir=*)
3ae283
			mb_mandir=${arg#*=}
3ae283
			;;
3ae283
		--libexecdir=*)
3ae283
			mb_libexecdir=${arg#*=}
3ae283
			;;
3ae283
3ae283
3ae283
		--sysconfdir=*)
3ae283
			mb_sysconfdir=${arg#*=}
3ae283
			;;
3ae283
		--sharedstatedir=*)
3ae283
			mb_sharedstatedir=${arg#*=}
3ae283
			;;
3ae283
		--localstatedir=*)
3ae283
			mb_localstatedir=${arg#*=}
3ae283
			;;
3ae283
		--runstatedir=*)
3ae283
			mb_runstatedir=${arg#*=}
3ae283
			;;
3ae283
		--datarootdir=*)
3ae283
			mb_datarootdir=${arg#*=}
3ae283
			;;
3ae283
		--datadir=*)
3ae283
			mb_datadir=${arg#*=}
3ae283
			;;
3ae283
		--infodir=*)
3ae283
			mb_infodir=${arg#*=}
3ae283
			;;
3ae283
		--localedir=*)
3ae283
			mb_localedir=${arg#*=}
3ae283
			;;
3ae283
		--htmldir=*)
3ae283
			mb_htmldir=${arg#*=}
3ae283
			;;
3ae283
		--dvidir=*)
3ae283
			mb_dvidir=${arg#*=}
3ae283
			;;
3ae283
		--pdfdir=*)
3ae283
			mb_pdfdir=${arg#*=}
3ae283
			;;
3ae283
		--psdir=*)
3ae283
			mb_psdir=${arg#*=}
3ae283
			;;
3ae283
3ae283
3ae283
		# build
3ae283
		--build=*)
3ae283
			mb_build=${arg#*=}
3ae283
			;;
3ae283
		--host=*)
3ae283
			mb_host=${arg#*=}
3ae283
			;;
3ae283
		--cchost=*)
3ae283
			mb_cchost=${arg#*=}
3ae283
			;;
3ae283
		--cfghost=*)
3ae283
			mb_cfghost=${arg#*=}
3ae283
			;;
3ae283
		--target=*)
3ae283
			mb_target=${arg#*=}
3ae283
			;;
3ae283
		--arch=*)
3ae283
			mb_arch=${arg#*=}
3ae283
			;;
3ae283
		--sysroot=*)
3ae283
			mb_sysroot=${arg#*=}
3ae283
			;;
3ae283
		--shell=*)
3ae283
			mb_shell=${arg#*=}
3ae283
			;;
3ae283
		--debug)
3ae283
			mb_debug=yes
3ae283
			;;
3ae283
3ae283
		# config
3ae283
		--all-static)
3ae283
			mb_all_static=yes
146a56
			mb_all_shared=no
3ae283
			;;
3ae283
		--all-shared)
3ae283
			mb_all_shared=yes
146a56
			mb_all_static=no
3ae283
			;;
3ae283
		--disable-frontend)
3ae283
			mb_disable_frontend=yes
3ae283
			;;
3ae283
		--disable-app)
3ae283
			mb_disable_frontend=yes
3ae283
			;;
3ae283
		--enable-frontend)
3ae283
			mb_disable_frontend='no'
3ae283
			;;
3ae283
		--enable-app)
3ae283
			mb_disable_frontend='no'
3ae283
			;;
3ae283
		--disable-static)
3ae283
			mb_disable_static=yes
3ae283
			;;
3ae283
		--disable-shared)
3ae283
			mb_disable_shared=yes
3ae283
			;;
3ae283
		--enable-static)
3ae283
			mb_disable_static='no'
3ae283
			;;
3ae283
		--enable-shared)
3ae283
			mb_disable_shared='no'
3ae283
			;;
3ae283
3ae283
		# convenience
3ae283
		--strict)
3ae283
			mb_ccstrict=yes
3ae283
			mb_ldstrict=yes
3ae283
			;;
3ae283
		--ccstrict)
3ae283
			mb_ccstrict=yes
3ae283
			;;
3ae283
		--ldstrict)
3ae283
			mb_ldstrict=yes
3ae283
			;;
3ae283
3ae283
		# project
3ae283
		--nickname=*)
3ae283
			mb_nickname=${arg#*=}
3ae283
			;;
3ae283
		--program-prefix=*)
3ae283
			mb_program_prefix=${arg#*=}
3ae283
			;;
3ae283
		--avoid-version)
3ae283
			mb_avoid_version=yes
3ae283
			;;
3ae283
		--source-dir=*)
3ae283
			mb_source_dir=${arg#*=}
884c97
			mb_source_dir_set=yes
3ae283
			;;
2c89ee
		--srcdir=*)
2c89ee
			mb_source_dir=${arg#*=}
884c97
			mb_source_dir_set=yes
2c89ee
			;;
3ae283
3ae283
		# pkgconfig
3ae283
		--pkgname=*)
3ae283
			mb_pkgname=${arg#*=}
3ae283
			;;
3ae283
3ae283
		--pkgdesc=*)
3ae283
			mb_pkgdesc=${arg#*=}
3ae283
			;;
3ae283
3ae283
		--pkgusrc=*)
3ae283
			mb_pkgusrc=${arg#*=}
3ae283
			;;
3ae283
3ae283
		--pkgrepo=*)
3ae283
			mb_pkgrepo=${arg#*=}
3ae283
			;;
3ae283
3ae283
		--pkgpsrc=*)
3ae283
			mb_pkgpsrc=${arg#*=}
3ae283
			;;
3ae283
3ae283
		--pkgdurl=*)
3ae283
			mb_pkgdurl=${arg#*=}
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			;;
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		--pkgbugs=*)
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			mb_pkgbugs=${arg#*=}
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			;;
c27990
c27990
		--pkghome=*)
c27990
			mb_pkghome=${arg#*=}
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			;;
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		--pkgdefs=*)
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			mb_pkgdefs=${arg#*=}
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			;;
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		--pkglibs=*)
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			mb_pkglibs=${arg#*=}
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			;;
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		# srcinfo
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		--rawball=*)
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			mb_rawball=${arg#*=}
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			;;
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		--rawball-url=*)
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			mb_rawball_url=${arg#*=}
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			;;
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884c97
		--rawball-sha256=*)
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			mb_rawball_sha256=${arg#*=}
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			;;
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884c97
		--modball=*)
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			mb_modball=${arg#*=}
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			;;
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		--modball-url=*)
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			mb_modball_url=${arg#*=}
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			;;
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		--modball-sha256=*)
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			mb_modball_sha256=${arg#*=}
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			;;
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884c97
		--srcball=*)
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			mb_srcball=${arg#*=}
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			;;
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884c97
		--srcball-url=*)
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			mb_srcball_url=${arg#*=}
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			;;
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884c97
		--srcball-sha256=*)
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			mb_srcball_sha256=${arg#*=}
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			;;
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		# compatibility
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		--enable-dependency-tracking)
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			;;
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		--disable-dependency-tracking)
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			;;
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		*)
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			if [ _$mb_use_custom_cfgdefs = _yes ]; then
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				mb_escaped_arg=\'$(printf '%s\n' "$arg" | sed -e "s/'/'\\\\''/g")\'
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				mb_escaped_arg="$mb_custom_cfgdefs_space$mb_escaped_arg"
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				mb_custom_cfgdefs_args="$mb_custom_cfgdefs_args$mb_escaped_arg"
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				mb_custom_cfgdefs_space=' '
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			else
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				error_msg ${arg#}: "unsupported config argument."
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				exit 2
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			fi
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			;;
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	esac
4cc900
4cc900
	mb_safe_path_desc='source directory'
4cc900
	mb_safe_path_name="$mb_source_dir"
4cc900
	verify_safe_path
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done
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# three: validation
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verify_source_directory
884c97
verify_source_info
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if ! [ -z "$mb_program_prefix" ]; then
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	error_msg "--program-prefix is not yet fully support (must be null)."
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fi
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# four: defaults
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common_defaults
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# five: config
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config_flags
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config_copy
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config_ccenv
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config_custom
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config_cfghost
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config_host
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config_status
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# all done
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config_success