build.sh: change working directory to "$(dirname "${0}")" at startup.

etc/build.usage: updated.
groups/2*.native_packages_*.group: adds dependencies.
vars/env.vars, groups/{010.host_deps,120.native_runtime}.group: removes ${PKG_SRC_TARBALL_DISABLE}.
groups/999.invariants.group b, vars/{env,invariants_tarballs}.vars: removes tarball generation.
subr/build_args.subr: reimplemented using getopts(1).
subr/{build_args,ex_pkg_dispatch}.subr: don't inhibit dependency processing if ${ARG_RESTART_RECURSIVE} is set.

1 files changed, 1 insertions, 0 deletions

diff --git a/build.sh b/build.sh
index 05c2af13..b7202746 100755
--- a/build.sh
+++ b/build.sh
@@ -97,6 +97,7 @@ buildp_dispatch() {
 	esac; return 0;
 };
 
+cd "$(dirname "${0}")";
 for __ in $(find subr -name *.subr); do
 	. "${__}"; done; buildp_dispatch start_build "${@}";