shithub: mc

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Update to new usefile format, with versioning.

--- a/build.myr

+++ b/build.myr

@@ -397,7 +397,7 @@

 			;;

 			std.slfree(lib)

 		| `std.None:

-			std.fatal(1, "could not find library lib%s.a", l)

+			std.fatal(1, "%s: could not find library lib%s.a", l)

 		;;

 	;;

 	std.slfree(libs)

--- a/deps.myr

+++ b/deps.myr

@@ -214,6 +214,11 @@

 	| `std.Some _:	std.fatal(1, "library %s: corrupt or invalid usefile\n", lib)

 	| `std.None:	std.fatal(1, "library %s: could not read usefile\n", lib)

 	;;

+	match bio.getbe32(f)

+	| `std.None:	std.fatal(1, "library %s: corrutpt or invalid usefile\n", lib)

+	| `std.Some 0:	/* nothing: version matches. */

+	| `std.Some _:	std.fatal(1, "library %s: usefile version unknown\n", lib)

+	;;

 	std.slfree(rdstr(f))

 	done = false

 	while !done