shithub: mc

ref: 6bc97a3d153ba5bb77dc67c2cf7eb495ff277855
dir: /clean.myr/

use std
use sys

use "config.use"
use "deps.use"
use "opts.use"
use "parse.use"
use "subdir.use"
use "types.use"

pkg bld =
	const cleanall	: (p : parser# -> bool)
	const clean	: (p : parser#, targ : byte[:] -> bool)
;;

const cleanall = {p
	for t in p.targs
		match t
		| `Bin [.name=bin, .inputs=leaves]:
			cleanup(bin, leaves, true)
		| `Lib [.name=lib, .inputs=leaves]:
			cleanup(lib, leaves, true)
		| `Sub subs:
			subdirs(p, subs, `std.None)
		| `Man m:
		;;
	;;
	-> true
}

const clean = {p, targ
	for t in p.targs
		match t
		| `Bin [.name=bin, .inputs=leaves]:
			if std.sleq(bin, targ)
				cleanup(bin, leaves, true)
			;;
		| `Lib [.name=lib, .inputs=leaves]:
			if std.sleq(lib, targ)
				cleanup(lib, leaves, true)
			;;
		| `Sub subs:
			subdirs(p, subs, `std.Some targ)
		| `Man m:
		;;
	;;
	-> true
}

const cleanup = {out, leaves, islib
	var mchammer_files /* cant touch this */
	var keys
	var dg
	var sb

	if !myrdeps(&dg, out, leaves, islib)
		std.fatal(1, "Could not load dependencies for %s\n", out)
	;;
	mchammer_files = std.mkht(std.strhash, std.streq)
	for l in leaves
		std.htput(mchammer_files, l, true)
	;;

	keys = std.htkeys(dg.deps)
	for k in keys
		if !std.htgetv(mchammer_files, k, false) && sys.stat(k, &sb) == 0
			std.put("\tclean %s\n", k)
			std.unlink(k)
		;;
	;;
}