# in projects where [ $mb_use_custom_cfgdefs = yes ],

# cfgdefs.sh is invoked from within ./configure via

# . $mb_project_dir/project/cfgdefs.sh

# this file is covered by COPYING.BAUTOMAKE.

# a successful return from cfgdefs.sh will be followed

# by a second invocation of the config_copy() function,

# reflecting any changes to common config variables

# made by cfgdefs.sh.

# finally, cfgdefs.sh may update the contents of the

# config-time generated cfgdefs.mk.

mb_manifest=MANIFEST.rawball

for arg ; do

	case "$arg" in

		--with-host-perl=*)

			mb_host_perl=${arg#*=}

			;;

		--with-host-sh=*)

			mb_host_sh=${arg#*=}

			;;

		*)

			error_msg ${arg#}: "unsupported config argument."

			exit 2

	esac

done

cfgdefs_detect_automake_version()

{

	automake_ver=$(grep 'VERSION' "$mb_source_dir/doc/version.texi")

	automake_ver=${automake_ver##* }

	automake_year=$(grep 'UPDATED-MONTH' "$mb_source_dir/doc/version.texi")

	automake_year=${automake_year##* }

	automake_major=$(printf '%s' "$automake_ver" | cut -d'.' -f1)

	automake_minor=$(printf '%s' "$automake_ver" | cut -d'.' -f2)

	automake_micro=$(printf '%s' "$automake_ver" | cut -d'.' -f3)

	if [ -z "$automake_major" ] || [ -z "$automake_minor" ]; then

		error_msg "Could not properly parse automake's version.texi"

		exit 2

	fi

}

cfgdefs_output_custom_defs()

{

	mb_host_perl=${mb_host_perl:-/usr/bin/perl}

	mb_host_sh=${mb_host_sh:-/usr/bin/sh}

	mb_makeinfo=$(command -v makeinfo || true)

	if [ -n "$mb_makeinfo" ]; then

		mb_all_info='all-info-docs'

		mb_install_info='install-info-docs'

	else

		mb_all_info=

		mb_install_info=

	fi

	sed \

			-e 's/@automake_ver@/'"$automake_ver"'/g'       \

			-e 's/@automake_year@/'"$automake_year"'/g'     \

			-e 's/@automake_major@/'"$automake_major"'/g'   \

			-e 's/@automake_minor@/'"$automake_minor"'/g'   \

			-e 's/@automake_micro@/'"$automake_micro"'/g'   \

			-e 's!@host_perl@!'"$mb_host_perl"'!g'          \

			-e 's!@host_sh@!'"$mb_host_sh"'!g'              \

			-e 's!@makeinfo@!'"$mb_makeinfo"'!g'            \

			-e 's!@all_info@!'"$mb_all_info"'!g'            \

			-e 's!@install_info@!'"$mb_install_info"'!g'    \

		"$mb_project_dir/project/config/cfgdefs.in"         \

	| sed -e 's/[ \t]*$//g'                                     \

			>> "$mb_pwd/cfgdefs.mk"

}

cfgdefs_output_source_lists()

{

	# raw m4 macros

	printf '\n\nAUTOMAKE_M4_SOURCE_FILES = \\\n' \

			>> "$mb_pwd/cfgdefs.mk"

	printf '\t$(SOURCE_DIR)/%s \\\n'                       \

		$(grep '/m4/' "$mb_source_dir/$mb_manifest"     \

			| grep -v -e '/acdir/' -e '/internal/'   \

			| grep -v -e '/amversion.in'              \

			| cut -d' ' -f3)                           \

			>> "$mb_pwd/cfgdefs.mk"

	# raw am snippets

	printf '\n\nAUTOMAKE_AM_SOURCE_FILES = \\\n' \

			>> "$mb_pwd/cfgdefs.mk"

	printf '\t$(SOURCE_DIR)/%s \\\n'                    \

		$(grep '/am/' "$mb_source_dir/$mb_manifest"  \

			| cut -d' ' -f3)                      \

			>> "$mb_pwd/cfgdefs.mk"

	# raw perl scripts

	printf '\n\nAUTOMAKE_PM_SOURCE_FILES = \\\n' \

			>> "$mb_pwd/cfgdefs.mk"

	printf '\t$(SOURCE_DIR)/%s \\\n'                             \

		$(grep '/Automake/' "$mb_source_dir/$mb_manifest"     \

			| cut -d' ' -f3)                               \

			>> "$mb_pwd/cfgdefs.mk"

	# raw automake scripts

	printf '\n\nAUTOMAKE_LIB_SOURCE_FILES = \\\n' \

			>> "$mb_pwd/cfgdefs.mk"

	printf '\t$(SOURCE_DIR)/%s \\\n'                        \

		$(grep '/lib/' "$mb_source_dir/$mb_manifest"     \

			| grep -v -e '/am/' -e '/Automake/'       \

			| cut -d' ' -f3)                           \

			>> "$mb_pwd/cfgdefs.mk"

	printf '\n\n'   >> "$mb_pwd/cfgdefs.mk"

	# m4 config files

	printf '\n\nAUTOMAKE_CFG_SOURCE_FILES = \\\n' \

			>> "$mb_pwd/cfgdefs.mk"

	printf '\t$(SOURCE_DIR)/%s \\\n'                             \

		$(grep '/m4/internal/' "$mb_source_dir/$mb_manifest"  \

			| cut -d' ' -f3)                               \

			>> "$mb_pwd/cfgdefs.mk"

}

# automake version info

cfgdefs_detect_automake_version

# cfgdefs.in --> cfgdefs.mk

cfgdefs_output_custom_defs

# create a list of raw files to install

cfgdefs_output_source_lists

# all done

return 0