Make install support numeric uid/gids (reported by Kylie McClain).
diff --git a/toys/posix/cp.c b/toys/posix/cp.c
index 45c93e7..3170663 100644
--- a/toys/posix/cp.c
+++ b/toys/posix/cp.c
@@ -402,8 +402,8 @@
if (flags & FLAG_v) toys.optflags |= 8; // cp's FLAG_v
if (flags & (FLAG_p|FLAG_o|FLAG_g)) toys.optflags |= 512; // cp's FLAG_p
- if (TT.user) TT.uid = xgetpwnam(TT.user)->pw_uid;
- if (TT.group) TT.gid = xgetgrnam(TT.group)->gr_gid;
+ if (TT.user) TT.uid = xgetpwnamid(TT.user)->pw_uid;
+ if (TT.group) TT.gid = xgetgrnamid(TT.group)->gr_gid;
TT.callback = install_node;
cp_main();