(* Change directory (-C option). *)
Sys.chdir (Cmdline.directory ());
+ (* Create a temporary directory which is always cleaned up at exit. *)
+ let tmpdir =
+ let temp_dir = try Unix.getenv "TMPDIR" with Not_found -> "/var/tmp" in
+ let t = Filename.temp_file ~temp_dir "goals" ".d" in
+ Unix.unlink t;
+ Unix.mkdir t 0o700;
+ at_exit (
+ fun () ->
+ let cmd = sprintf "rm -rf %s" (Filename.quote t) in
+ ignore (Sys.command cmd)
+ );
+ t in
+
(* Create the initial environment, containing the system environment
* and a few other standard strings.
*)
Ast.Env.add k (Ast.EConstant (Ast.noloc, Ast.CString v)) env
) Ast.Env.empty (Unix.environment ()) in
let env =
+ Ast.Env.add "tmpdir" (Ast.EConstant (Ast.noloc, Ast.CString tmpdir)) env in
+ let env =
Ast.Env.add "stdlib"
(Ast.EConstant (Ast.noloc, Ast.CString Cmdline.stdlibdir))
env in
if Cmdline.debug_flag () then
Ast.print_env stderr env;
- (* Run the target expressions. *)
- Run.run_targets_to_completion env targets
+ (* Construct the dependency DAG with the root(s) being the targets. *)
+ let dag = Deps.create env targets in
+
+ (* Run the jobs. *)
+ let state = Deps.new_state dag Run.goal_runner Run.exists_runner in
+ let next_job () = Deps.next_job state in
+ let retire_job job = Deps.retire_job state job in
+ let fail_job job = Deps.fail_job state job in
+ let string_of_job job = Deps.string_of_job job in
+ Jobs.run next_job retire_job fail_job string_of_job
let () =
try main ()
with
| Failure msg | Sys_error msg ->
- Run.stop_all ();
prerr_endline ("*** error: " ^ msg);
exit 1