;; execute this to check the behavior when background jobs take time to finish:
;;
;; $ ./_build/default/bin/main.exe build @test/fail-with-background-jobs-running
;;

(rule
 (alias sleep5)
 (action
  (system "sleep 5")))

(rule
 (alias sleep1-and-fail)
 (action
  (system "sleep 1; exit 1")))

(rule
 (alias sleep4-and-fail)
 (action
  (system "sleep 4; exit 1")))

(alias
 (name fail-with-background-jobs-running)
 (deps
  (alias sleep5)
  (alias sleep4-and-fail)
  (alias sleep1-and-fail)))

;; execute this to test locks
;;
;; $ ./_build/default/bin/main.exe build -j10 @test/locks
;;

(rule
 (alias locks)
 (deps
  (glob_files *.{foo,bar}))
 (action
  (bash
   "echo 'expected result: 10'\necho 'without locking:' $(< x)\necho 'with locking:   ' $(< y)\nrm -f *.{foo,bar} x y")))

(rule
 (with-stdout-to
  incr.ml
  (echo
   "let fn = Sys.argv.(1) in\nlet x =\n  match open_in fn with\n  | ic ->\n    let x = int_of_string (input_line ic) in\n    close_in ic;\n    x\n  | exception _ -> 0\nin\nUnix.sleepf 0.2;\nPrintf.fprintf (open_out fn) \"%d\\n\" (x + 1);\nPrintf.fprintf (open_out Sys.argv.(2)) \"%g\n%!\" (Sys.time ())\n")))

(executable
 (name incr)
 (libraries unix))

(rule
 (targets 01.foo)
 (action
  (run ./incr.exe x %{targets})))

(rule
 (targets 02.foo)
 (action
  (run ./incr.exe x %{targets})))

(rule
 (targets 03.foo)
 (action
  (run ./incr.exe x %{targets})))

(rule
 (targets 04.foo)
 (action
  (run ./incr.exe x %{targets})))

(rule
 (targets 05.foo)
 (action
  (run ./incr.exe x %{targets})))

(rule
 (targets 06.foo)
 (action
  (run ./incr.exe x %{targets})))

(rule
 (targets 07.foo)
 (action
  (run ./incr.exe x %{targets})))

(rule
 (targets 08.foo)
 (action
  (run ./incr.exe x %{targets})))

(rule
 (targets 09.foo)
 (action
  (run ./incr.exe x %{targets})))

(rule
 (targets 10.foo)
 (action
  (run ./incr.exe x %{targets})))

(rule
 (targets 01.bar)
 (action
  (run ./incr.exe y %{targets}))
 (locks m))

(rule
 (targets 02.bar)
 (action
  (run ./incr.exe y %{targets}))
 (locks m))

(rule
 (targets 03.bar)
 (action
  (run ./incr.exe y %{targets}))
 (locks m))

(rule
 (targets 04.bar)
 (action
  (run ./incr.exe y %{targets}))
 (locks m))

(rule
 (targets 05.bar)
 (action
  (run ./incr.exe y %{targets}))
 (locks m))

(rule
 (targets 06.bar)
 (action
  (run ./incr.exe y %{targets}))
 (locks m))

(rule
 (targets 07.bar)
 (action
  (run ./incr.exe y %{targets}))
 (locks m))

(rule
 (targets 08.bar)
 (action
  (run ./incr.exe y %{targets}))
 (locks m))

(rule
 (targets 09.bar)
 (action
  (run ./incr.exe y %{targets}))
 (locks m))

(rule
 (targets 10.bar)
 (action
  (run ./incr.exe y %{targets}))
 (locks m))