shithub: mc

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Remove filterfd.

	Neat party trick, but not generally useful enough
	to belong in libstd.

--- a/lib/std/spork.myr

+++ b/lib/std/spork.myr

@@ -12,7 +12,6 @@

 	const espork	: (cmd : byte[:][:]	-> result((pid, fd, fd, fd), errno))

 	const sporkdir	: (cmd : byte[:][:], dir : byte[:]	-> result((pid, fd, fd), errno))

 	const esporkdir	: (cmd : byte[:][:], dir : byte[:]	-> result((pid, fd, fd, fd), errno))

-	const filterfd	: (fd : fd, cmd  : byte[:][:] -> result(pid, errno))

 ;;

 const run = {cmd

@@ -115,26 +114,6 @@

 	close(errfds[0])

 	close(errfds[1])

 	-> `Err err

-}

-

-const filterfd = {fd, cmd

-	var outfds : fd[2]

-	var err

-

-	err = pipe(&outfds)

-	if err != Enone

-		-> `Err err

-	;;

-

-	match sporkfd(cmd, "", [fd, -1], outfds, [-1, 2])

-	| `Ok pid:

-		dup2(outfds[0], fd)

-		close(outfds[0]);

-		close(outfds[1]);

-		-> `Ok pid

-	| `Err e:

-		-> `Err e

-	;;

 }

 const sporkfd = {cmd, dir, infds, outfds, errfds