tool/m4/ruby_append_options.m4


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AC_DEFUN([RUBY_APPEND_OPTIONS],
	[# RUBY_APPEND_OPTIONS($1)
	for rb_opt in $2; do
	AS_CASE([" [$]{$1-} "],
	[*" [$]{rb_opt} "*], [], ['  '], [ $1="[$]{rb_opt}"], [ $1="[$]$1 [$]{rb_opt}"])
	done])dnl