if v then raise (Goal_result Goal_OK)
let target_all vs = target (List.fold_left (&&) true vs)
let target_exists vs = target (List.fold_left (||) false vs)
-let require () = ()
+let require f = f ()
type period_t = Seconds | Days | Months | Years
let seconds = (1, Seconds)
(* Register a periodic job. *)
let every ?name i (j, t) f =
let period = i*j, t in (* 5 minutes -> ((5 * 60), Seconds) *)
- periodic_jobs := (period, name, f) :: !periodic_jobs
+ periodic_jobs := (period, (name, f)) :: !periodic_jobs
(* [next_time t period] returns the earliest event of [period]
strictly after time [t].
sprintf "curl --output /dev/null --silent --head --fail %s" (quote url) in
match Sys.command cmd with
| 0 -> true
- | 1 -> false
+ | 19|22 -> false
| r ->
- let msg = sprintf "curl error testing '%s' (exit code %d)" url r in
+ let msg = sprintf "curl error testing '%s': exit code %d, see curl(1)"
+ url r in
goal_failed msg
let file_contains_string filename str =
sprintf "curl --output %s --silent --fail %s" (quote tmp) (quote url) in
(match Sys.command cmd with
| 0 -> ()
- | 1 ->
+ | 19|22 ->
let msg = sprintf "curl failed to download URL '%s'" url in
goal_failed msg
| r ->
- let msg = sprintf "curl error testing '%s' (exit code %d)" url r in
+ let msg = sprintf "curl error testing '%s': exit code %d, see curl(1)"
+ url r in
goal_failed msg
);
let r = file_contains_string tmp str in
let lines = ref [] in
let rec loop () =
let line = input_line chan in
+ eprintf "%s\n%!" line;
lines := line :: !lines;
loop ()
in
let msg = sprintf "file '%s' required but not found" filename in
goal_failed msg
)
+let goal_directory_exists path =
+ if not (directory_exists path) then (
+ let msg = sprintf "directory '%s' required but not found" path in
+ goal_failed msg
+ )
let goal_file_newer_than f1 f2 =
if not (file_newer_than f1 f2) then (
let msg = sprintf "file %s is required to be newer than %s" f1 f2 in
goal_failed msg
)
+let guard fn arg =
+ try fn arg; true
+ with
+ | Goal_result (Goal_failed msg) ->
+ prerr_endline ("error: " ^ msg);
+ false
+ | exn ->
+ prerr_endline (Printexc.to_string exn);
+ false
+
(* Run the program. *)
-let init () =
+let rec init () =
let prog = Sys.executable_name in
let prog = Filename.basename prog in
let args = List.rev !args in
(* Was a goal named on the command line? *)
- match args with
+ (match args with
| name :: args ->
(match get_goal name with
- | Some fn -> fn args
+ | Some fn ->
+ exit (if guard fn args then 0 else 1)
| None ->
eprintf "error: no goal called '%s' was found.\n" name;
eprintf "Use %s -l to list all published goals in this script.\n" name;
while true do
(* Find the next job to run. *)
let now = time () in
- let next = List.map (
- fun (period, name, f) ->
- next_time now period, name, f
+ let jobs = List.map (
+ fun (period, (_, _ as name_f)) ->
+ next_time now period, name_f
) !periodic_jobs in
- let next = List.sort (fun (t1,_,_) (t2,_,_) -> compare t1 t2) next in
- let next_t, name, f = List.hd next in
-
- let name = match name with Some name -> name | None -> "[unnamed]" in
-
- (* Run it after waiting for the appropriate amount of time. *)
- let seconds = int_of_float (next_t -. now) in
- eprintf "next job '%s' will run in %s\n%!" name (printable_seconds seconds);
+ let jobs = List.sort (fun (t1,_) (t2,_) -> compare t1 t2) jobs in
+
+ (* Find all jobs that have the same next time.
+ * XXX When we can handle parallel jobs we can do better here,
+ * but until them run all the ones which have the same time
+ * in series.
+ *)
+ let next_t = int_of_float (fst (List.hd jobs)) in
+ let jobs = List.filter (fun (t, _) -> int_of_float t = next_t) jobs in
+
+ (* Run next job(s) after waiting for the appropriate amount of time. *)
+ let seconds = next_t - int_of_float now in
+ eprintf "next job will run in %s\n%!" (printable_seconds seconds);
sleep seconds;
- ignore (guard f ())
+
+ List.iter (
+ fun (_, (name, f)) ->
+ eprintf "running job: %s\n%!"
+ (match name with Some name -> name | None -> "[unnamed]");
+ ignore (guard f ())
+ ) jobs
done
and printable_seconds s =