On macos, depqbf gives a Dl error

.travis-ci.sh

@@ -14,15 +14,15 @@ case "$TRAVIS_OS_NAME" in
   ;;
   osx)
     brew update > /dev/null
-    brew install opam # 'gmp' and 'coreutils' are already installed on travis
+    brew install opam libffi depqbf # 'gmp' and 'coreutils' are already installed on travis
   ;;
 esac
 
 opam init -y
 eval `opam config env`
-opam install -y ocamlfind ounit
+opam install -y ocamlfind ounit ctypes ctypes-foreign
 
-./configure --enable-quantor --enable-tests
+./configure --enable-quantor --enable-tests --enable-depqbf
 make
 make test
 

.travis.yml

@@ -7,6 +7,8 @@ addons:
     packages:
     - ocaml
     - opam
+    - libffi-dev
+    - depqbf
 
 script: bash -ex .travis-ci.sh
 matrix:

_oasis

@@ -60,9 +60,12 @@ Library "qbf-depqbf"
   BuildDepends:         qbf, ctypes, ctypes.foreign
   FindlibName:          depqbf
   FindlibParent:        qbf
-  CCLib:                -L/usr/local/lib -lqdpll
   Build$:               flag(depqbf)
   Install$:             flag(depqbf)
+  if system(macosx)
+    CCLib:              -force_load /usr/local/lib/libqdpll.a
+  else
+    CCLib:              -L/usr/local/lib -lqdpll
 
 Library "qbf-random"
   Path:                 src/random/

libs/quantor-3.2/configure

@@ -223,7 +223,7 @@ RAWCC=unknown
 for cc in $CC 
 do
   case $cc in
-    *gcc* | *cc*) RAWCC=$cc; break;;
+    *gcc* | *cc* | *clang*) RAWCC=$cc; break;;
     *) ;;
   esac
 done

myocamlbuild.ml

@@ -1,5 +1,5 @@
 (* OASIS_START *)
-(* DO NOT EDIT (digest: 20db17568fe48367d23ee78777635427) *)
+(* DO NOT EDIT (digest: 11a9f54dabb16e5b905c670ece0d3cb3) *)
 module OASISGettext = struct
 (* # 22 "src/oasis/OASISGettext.ml" *)
 
@@ -925,13 +925,28 @@ let package_default =
             ]);
           (["oasis_library_qbf_depqbf_cclib"; "link"],
             [
-               (OASISExpr.EBool true,
+               (OASISExpr.EBool true, S []);
+               (OASISExpr.ETest ("system", "macosx"),
+                 S
+                   [
+                      A "-cclib";
+                      A "-force_load";
+                      A "-cclib";
+                      A "/usr/local/lib/libqdpll.a"
+                   ]);
+               (OASISExpr.ENot (OASISExpr.ETest ("system", "macosx")),
                  S
                    [A "-cclib"; A "-L/usr/local/lib"; A "-cclib"; A "-lqdpll"
                    ])
             ]);
           (["oasis_library_qbf_depqbf_cclib"; "ocamlmklib"; "c"],
-            [(OASISExpr.EBool true, S [A "-L/usr/local/lib"; A "-lqdpll"])])
+            [
+               (OASISExpr.EBool true, S []);
+               (OASISExpr.ETest ("system", "macosx"),
+                 S [A "-force_load"; A "/usr/local/lib/libqdpll.a"]);
+               (OASISExpr.ENot (OASISExpr.ETest ("system", "macosx")),
+                 S [A "-L/usr/local/lib"; A "-lqdpll"])
+            ])
        ];
      includes =
        [
@@ -948,6 +963,6 @@ let conf = {MyOCamlbuildFindlib.no_automatic_syntax = false}
 
 let dispatch_default = MyOCamlbuildBase.dispatch_default conf package_default;;
 
-# 952 "myocamlbuild.ml"
+# 967 "myocamlbuild.ml"
 (* OASIS_STOP *)
 Ocamlbuild_plugin.dispatch dispatch_default;;

setup.ml

@@ -1,9 +1,9 @@
 (* setup.ml generated for the first time by OASIS v0.4.5 *)
 
 (* OASIS_START *)
-(* DO NOT EDIT (digest: 14ce46a41e04f605c23fdafce0b3eff0) *)
+(* DO NOT EDIT (digest: 05029dd4d92564ba7404305910398aec) *)
 (*
-   Regenerated by OASIS v0.4.9~HEAD
+   Regenerated by OASIS v0.4.10
    Visit http://oasis.forge.ocamlcore.org for more information and
    documentation about functions used in this file.
 *)
@@ -6010,17 +6010,14 @@ module InternalInstallPlugin = struct
 
   let install =
 
-    let in_destdir =
+    let in_destdir fn =
       try
-        let destdir =
-          destdir ()
-        in
-          (* Practically speaking destdir is prepended
-           * at the beginning of the target filename
-           *)
-          fun fn -> destdir^fn
+        (* Practically speaking destdir is prepended at the beginning of the
+           target filename
+        *)
+        (destdir ())^fn
       with PropList.Not_set _ ->
-        fun fn -> fn
+        fn
     in
 
     let install_file ~ctxt ?(prepend_destdir=true) ?tgt_fn src_file envdir =
@@ -6465,7 +6462,7 @@ module InternalInstallPlugin = struct
 end
 
 
-# 6468 "setup.ml"
+# 6465 "setup.ml"
 module OCamlbuildCommon = struct
 (* # 22 "src/plugins/ocamlbuild/OCamlbuildCommon.ml" *)
 
@@ -6837,7 +6834,7 @@ module OCamlbuildDocPlugin = struct
 end
 
 
-# 6840 "setup.ml"
+# 6837 "setup.ml"
 module CustomPlugin = struct
 (* # 22 "src/plugins/custom/CustomPlugin.ml" *)
 
@@ -6969,7 +6966,7 @@ module CustomPlugin = struct
 end
 
 
-# 6972 "setup.ml"
+# 6969 "setup.ml"
 open OASISTypes;;
 
 let setup_t =
@@ -7577,7 +7574,11 @@ let setup_t =
                       bs_ccopt = [(OASISExpr.EBool true, [])];
                       bs_cclib =
                         [
-                           (OASISExpr.EBool true,
+                           (OASISExpr.EBool true, []);
+                           (OASISExpr.ETest ("system", "macosx"),
+                             ["-force_load"; "/usr/local/lib/libqdpll.a"]);
+                           (OASISExpr.ENot
+                              (OASISExpr.ETest ("system", "macosx")),
                              ["-L/usr/local/lib"; "-lqdpll"])
                         ];
                       bs_dlllib = [(OASISExpr.EBool true, [])];
@@ -8242,16 +8243,17 @@ let setup_t =
           plugin_data = []
        };
      oasis_fn = Some "_oasis";
-     oasis_version = "0.4.9~HEAD";
-     oasis_digest = Some "@\138*M\253b\147\182\215\148?,|t\157k";
+     oasis_version = "0.4.10";
+     oasis_digest =
+       Some "\001\r\206\219\027\011\185'\236s\139\r\164\225\018\241";
      oasis_exec = None;
      oasis_setup_args = [];
      setup_update = false
   };;
 
 let setup () = BaseSetup.setup setup_t;;
 
-# 8255 "setup.ml"
+# 8257 "setup.ml"
 let setup_t = BaseCompat.Compat_0_4.adapt_setup_t setup_t
 open BaseCompat.Compat_0_4
 (* OASIS_STOP *)

tests/depqbf/test_depqbf3.ml

@@ -10,6 +10,7 @@ let add_clause s l =
 let test_depqbf3 _ =
   let s = D.create () in
   D.configure s "--incremental-use";
+  D.configure s "--dep-man=simple";
   let level1 = D.new_scope s Qbf.Forall in
   D.add s (mk 1);
   D.add s (mk 2);