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path: root/project/config/cfgdefs.sh
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# 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