File: acinclude.m4

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dnl Convenient macros, by Mikhael Goikhman (taken from fvwm-themes)

dnl mg_ARG_WITH(NAME, HELP-STRING, VAR [, DEFAULT-VALUE])
AC_DEFUN(mg_ARG_WITH, [
	AC_ARG_WITH(
		[$1],
		AS_HELP_STRING([--with-$1], [$2]),
		[$3=$withval], [$3=$4]
	)
])

dnl mg_DEFAULT_DIR_ARG(ARG, DEFAULT_VALUE)
AC_DEFUN([mg_DEFAULT_DIR_ARG], [
	var=`echo [$]$1`
	if echo "${var}NONE" | ${AWK} '/^\$|^NONE/ { exit 1 }'; then
		$1=$var
	else
		$1=$2
	fi
	case "[$]$1" in "") echo "No value for $1. Failed."; exit 1;; esac
])