shithub: mc

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Add a '-t' option to list all available targets.

--- a/mbld/main.myr

+++ b/mbld/main.myr

@@ -15,6 +15,7 @@

 const main = {args : byte[:][:]

 	var b : bld.build#

 	var mt : bld.myrtarg

+	var dumponly

 	var targname

 	var bintarg

 	var cmd 

@@ -24,6 +25,7 @@

 	opts = [

 		.argdesc = "[inputs...]",

 		.opts = [

+			[.opt='t', .desc="list all available targets"],

 			[.opt='I', .arg="inc", .desc="add 'inc' to your include path"],

 			[.opt='R', .arg="root", .desc="install into 'root'"],

 			[.opt='b', .arg="bin", .desc="compile binary named 'bin' from inputs"],

@@ -39,8 +41,9 @@

 	bld.initopts()

 	for opt in cmd.opts

 		match opt

+		| ('t', ""): dumponly = true

+		| ('S', ""): bld.opt_genasm = true

 		| ('I', arg): bld.opt_incpaths = std.slpush(bld.opt_incpaths, arg)

-		| ('S', _): bld.opt_genasm = true

 		| ('R', arg): bld.opt_instroot = arg

 		| ('b', arg):

 			targname = arg

@@ -88,6 +91,12 @@

 			bld.buildbin(b, &mt, true)

 		else

 			bld.buildlib(b, &mt)

+		;;

+	elif dumponly

+		findproj(b, "bld.proj")

+		bld.load(b)

+		for t in b.all

+			std.put("%s\n", t)

 		;;

 	else

 		findproj(b, "bld.proj")