From 3b0e11acd2ffc10f82020a470ede6b2f0e3f8f09 Mon Sep 17 00:00:00 2001
From: Blaine Bublitz <blaine.bublitz@gmail.com>
Date: Sun, 16 Jan 2022 16:42:21 -0700
Subject: [PATCH] Opam Windows work

---
 .github/workflows/opam.yml | 10 +++++++---
 dune                       |  1 +
 libbinaryen.opam           |  3 +++
 3 files changed, 11 insertions(+), 3 deletions(-)

diff --git a/.github/workflows/opam.yml b/.github/workflows/opam.yml
index cd24903..79673f6 100644
--- a/.github/workflows/opam.yml
+++ b/.github/workflows/opam.yml
@@ -11,7 +11,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        os: [ubuntu-latest, macos-latest]
+        os: [ubuntu-latest, macos-latest, windows-latest]
         ocaml-compiler: [4.12.0]
 
     steps:
@@ -25,6 +25,11 @@ jobs:
         with:
           ocaml-compiler: ${{ matrix.ocaml-compiler }}
 
+      - name: Inspect depexts
+        run: |
+          opam exec -- which python
+          opam exec -- which cmake
+
       - name: Install local dependencies
         run: opam install . --deps-only --with-test
 
@@ -32,5 +37,4 @@ jobs:
         run: opam exec -- dune build
 
       - name: Run tests
-        run: |
-          opam exec -- dune runtest
+        run: opam exec -- dune runtest
diff --git a/dune b/dune
index 11b2b07..aa55f70 100644
--- a/dune
+++ b/dune
@@ -113,6 +113,7 @@
      binaryen
      -G
      "Unix Makefiles"
+     -DCMAKE_SHARED_LIBRARY_PREFIX_CXX=lib
      -DBUILD_STATIC_LIB=OFF
      -DCMAKE_BUILD_TYPE=Release
      -DCMAKE_INSTALL_PREFIX=binaryen)
diff --git a/libbinaryen.opam b/libbinaryen.opam
index eb34959..7d7cbd8 100644
--- a/libbinaryen.opam
+++ b/libbinaryen.opam
@@ -18,3 +18,6 @@ depends: [
   "dune-configurator" {>= "2.9.1"}
   "ocaml" {>= "4.12"}
 ]
+depexts: [
+  ["system:python3" "system:cmake" "gcc-g++"] { os-distribution = "cygwinports" }
+]