update-makefile.sno

*	Argument processing

	argv = ARRAY('0:9')
	i = 0
	first_arg = HOST(3)
	argv[i] = HOST(2, first_arg - 1)

get_args
	arg = HOST(2, first_arg + i)				:F(args_done)
	i = i + 1
	argv[i] = arg						:(get_args)

args_done
	argc = i + 1

	EQ(argc,1)						:S(args_ok)
	TERMINAL = 'Usage: ' argv[0]				:(END)

args_ok

*	Useful strings and patterns

	lc_aldig = 'abcdefghijklmnopqrstuvwxyz0123456789'
	eqsign = ARBNO(' ') '='

next_line
	line = INPUT						:F(all_done)

	line ' $(top_builddir)/support/libmain.la'		:S(insert_lib)

*	Lines to omit

* 	Ordinary lines we print out

	OUTPUT = line						:(next_line)

*	Update -lm line

insert_lib
	line POS(0) ARB . start ('$(top_builddir)/support/libmain.la'
+            ARB) . end RPOS(0)
	OUTPUT = start '@DUMMY_CRT0@ \'
	OUTPUT = DUPL(' ', SIZE(start)) end			:(next_line)

*	All lines transferred

all_done

END