use dune 1.4 and build ccparse_irclogs only on >= 4.08

containers-data.opam

@@ -11,7 +11,7 @@ build: [
 ]
 depends: [
   "ocaml" { >= "4.03.0" }
-  "dune" { >= "1.1" }
+  "dune" { >= "1.4" }
   "containers" { = version }
   "seq"
   "qtest" { with-test }

containers-thread.opam

@@ -11,7 +11,7 @@ build: [
 ]
 depends: [
   "ocaml" { >= "4.03.0" }
-  "dune" { >= "1.1" }
+  "dune" { >= "1.4" }
   "base-threads"
   "dune-configurator"
   "containers" { = version }

containers.opam

@@ -12,7 +12,7 @@ build: [
 ]
 depends: [
   "ocaml" { >= "4.03.0" }
-  "dune" { >= "1.1" }
+  "dune" { >= "1.4" }
   "dune-configurator"
   "seq"
   "qtest" { with-test }

dune-project

@@ -1 +1 @@
-(lang dune 1.1)
+(lang dune 1.4)

examples/dune

@@ -2,10 +2,7 @@
 (executables
   (names id_sexp ccparse_sexp ccparse_irclogs)
   (libraries containers)
-  ;(modules id_sexp)
+  (flags :standard -warn-error -a+8))
-  (flags :standard -warn-error -a+8 -safe-string -color always)
-  (ocamlopt_flags :standard -O3 -color always
-                   -unbox-closures -unbox-closures-factor 20))
 
 (alias
   (name runtest)
@@ -23,6 +20,16 @@
     (ignore-stdout
       (run ./ccparse_sexp.exe test_data/benchpress.sexp))))
 
+(rule
+  (targets ccparse_irclogs.ml)
+  (enabled_if (>= %{ocaml_version} "4.08"))
+  (action (copy ccparse_irclogs_real.cond.ml %{targets})))
+
+(rule
+  (targets ccparse_irclogs.ml)
+  (enabled_if (< %{ocaml_version} "4.08"))
+  (action (with-stdout-to %{targets} (run echo "let() = print_endline {|ok|}"))))
+
 (alias
   (name runtest)
   (locks /ctest)