# JOE syntax highlight file for Makefile

=Idle
=Comment	green
=CommentLabel	bold green
=Constant	cyan
=Escape		bold cyan
=Bad		bold red

=RecipeCont	bold cyan
=TargetPhony	yellow
=TargetOther	fg_310 # brown
=TargetRest

:line_start Idle
	*		idle		noeat
	"#"		line_comment	recolor=-1
	"a-zA-Z0-9._"	maybe_target	mark buffer
	"\t"		recipe

:idle Idle
	*		idle
	"$"		maybe_substitute
	"\n"		line_start

:maybe_substitute Idle
	*		idle		noeat
	"("		substitute	recolor=-2

:substitute Constant
	*		substitute
	")"		idle

:recipe Idle
	*		recipe
	"$"		maybe_r_substitute
	"\\"		recipe_cont	recolor=-1
	"\n"		line_start

:recipe_cont RecipeCont
	*		recipe		noeat
	"\n"		recipe

:maybe_r_substitute Idle
	*		recipe		noeat
	"("		r_substitute	recolor=-2

:r_substitute Constant
	*		r_substitute
	")"		recipe

:line_comment Comment
	*		line_comment
	# might be TODO label
	"BFHNTX"	line_comment		noeat call=.comment_todo()
	"\n"		line_start

:maybe_target Idle
	*		idle		noeat
	":"		target_other	noeat recolormark strings
	".PHONY"	target_phony
done
	"a-zA-Z0-9._-"	maybe_target

:target_phony TargetPhony
	*		target_rest	noeat

:target_other TargetOther
	*		target_rest	noeat

:target_rest TargetRest
	*		target_rest
	"\n"		line_start

.subr comment_todo
# initial state
:comment_todo_init Comment
	*		comment_todo_guess	buffer

# highlight common TODO labels
:comment_todo_guess Comment
	*		comment_todo_unknown	noeat strings
	"BUG"		comment_todo
	"FIXME"		comment_todo
	"HACK"		comment_todo
	"NOTE"		comment_todo
	"TODO"		comment_todo
	"XXX"		comment_todo
done
	"A-Z"		comment_todo_guess

:comment_todo_unknown Comment
	*		NULL		noeat return

:comment_todo CommentLabel
	*		NULL		noeat return
.end