From 5d4fb44aca482e593f9d6558699ef7fed119868e Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Johannes=20Sch=C3=B6nberger?=
 <johannes.schonberger@microsoft.com>
Date: Fri, 30 Oct 2020 21:28:40 +0100
Subject: [faiss] Add new port (#13825)

---
 ports/faiss/portfile.cmake | 34 ++++++++++++++++++++++++++++++++++
 ports/faiss/vcpkg.json     | 20 ++++++++++++++++++++
 2 files changed, 54 insertions(+)
 create mode 100644 ports/faiss/portfile.cmake
 create mode 100644 ports/faiss/vcpkg.json

diff --git a/ports/faiss/portfile.cmake b/ports/faiss/portfile.cmake
new file mode 100644
index 000000000..05a4273bf
--- /dev/null
+++ b/ports/faiss/portfile.cmake
@@ -0,0 +1,34 @@
+vcpkg_fail_port_install(ON_ARCH "x86" ON_TARGET "uwp" "osx")
+
+vcpkg_from_github(
+    OUT_SOURCE_PATH SOURCE_PATH
+    REPO facebookresearch/faiss
+    REF 0fb6c00cfa9487416b5cdf514f5f796476eecb06 # v1.6.4
+    SHA512 c7019615103fd29124c1f4458a47faebc5fe35545eea185c41cf643f2eabe82d134dc558c85f67faea7680c292abd7477ceefde157a7c3969eda78b77a23462b 
+    HEAD_REF master
+)
+
+vcpkg_check_features(OUT_FEATURE_OPTIONS FEATURE_OPTIONS
+    gpu FAISS_ENABLE_GPU
+)
+
+vcpkg_configure_cmake(
+    SOURCE_PATH ${SOURCE_PATH}
+    PREFER_NINJA
+    OPTIONS
+        ${FEATURE_OPTIONS}
+        -DFAISS_ENABLE_PYTHON=OFF  # Requires SWIG
+)
+
+vcpkg_install_cmake()
+
+vcpkg_fixup_cmake_targets()
+
+vcpkg_copy_pdbs()
+
+file(INSTALL ${SOURCE_PATH}/LICENSE
+     DESTINATION ${CURRENT_PACKAGES_DIR}/share/${PORT}
+     RENAME copyright
+)
+
+file(REMOVE_RECURSE "${CURRENT_PACKAGES_DIR}/debug/include")
diff --git a/ports/faiss/vcpkg.json b/ports/faiss/vcpkg.json
new file mode 100644
index 000000000..039513d3a
--- /dev/null
+++ b/ports/faiss/vcpkg.json
@@ -0,0 +1,20 @@
+{
+  "name": "faiss",
+  "version-string": "1.6.4",
+  "description": "Faiss is a library for efficient similarity search and clustering of dense vectors.",
+  "homepage": "https://github.com/facebookresearch/faiss",
+  "license": "MIT",
+  "supports": "!uwp & !osx & !x86",
+  "dependencies": [
+    "lapack",
+    "openblas"
+  ],
+  "features": {
+    "gpu": {
+      "description": "Whether to enable GPU support",
+      "dependencies": [
+        "cuda"
+      ]
+    }
+  }
+}
-- 
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