3 files changed, 67 insertions, 0 deletions
diff --git a/vcpkg/ports/wg21-linear-algebra/portfile.cmake b/vcpkg/ports/wg21-linear-algebra/portfile.cmake
new file mode 100644
index 0000000..d4f9799
--- /dev/null
+++ b/vcpkg/ports/wg21-linear-algebra/portfile.cmake
@@ -0,0 +1,32 @@
+vcpkg_from_github(
+    OUT_SOURCE_PATH SOURCE_PATH
+    REPO BobSteagall/wg21
+    REF "v${VERSION}"
+    SHA512 ab1db0cff476d2f63a5d1fcc1d3b40acbceeacae61a99d7ad0b8d8abe21413da97b71c088a331b70c0d0c3dc4615953485c68af46698ec7f0013e14bea5f9452
+    PATCHES
+        use-external-mdspan.patch # https://github.com/BobSteagall/wg21/pull/80
+)
+
+vcpkg_cmake_configure(
+    SOURCE_PATH "${SOURCE_PATH}"
+    OPTIONS
+        -DLA_INSTALL=ON
+        -DLA_BUILD_PACKAGE=OFF
+        -DLA_ENABLE_TESTS=OFF
+        -DUSE_EXTERNAL_MDSPAN=ON
+)
+
+vcpkg_cmake_install()
+
+vcpkg_cmake_config_fixup(
+    PACKAGE_NAME wg21_linear_algebra
+    CONFIG_PATH lib/cmake/wg21_linear_algebra
+)
+
+vcpkg_install_copyright(FILE_LIST "${SOURCE_PATH}/LICENSE.txt")
+
+file(REMOVE_RECURSE
+    "${CURRENT_PACKAGES_DIR}/cmake"
+    "${CURRENT_PACKAGES_DIR}/debug"
+    "${CURRENT_PACKAGES_DIR}/lib"
+)
diff --git a/vcpkg/ports/wg21-linear-algebra/use-external-mdspan.patch b/vcpkg/ports/wg21-linear-algebra/use-external-mdspan.patch
new file mode 100644
index 0000000..a5a70c1
--- /dev/null
+++ b/vcpkg/ports/wg21-linear-algebra/use-external-mdspan.patch
@@ -0,0 +1,17 @@
+diff --git a/CMakeLists.txt b/CMakeLists.txt
+index 7821b27..723a1a9 100644
+--- a/CMakeLists.txt
++++ b/CMakeLists.txt
+@@ -12,7 +12,11 @@ include(GNUInstallDirs)
+ include(CMakeDependentOption)
+ include(CMakePackageConfigHelpers)
+ 
+-if(EXISTS ${CMAKE_BINARY_DIR}/conanbuildinfo_multi.cmake)
++option(USE_EXTERNAL_MDSPAN "Use external copy of mdspan" OFF)
++
++if(${USE_EXTERNAL_MDSPAN})
++    find_package(mdspan CONFIG REQUIRED)
++elseif(EXISTS ${CMAKE_BINARY_DIR}/conanbuildinfo_multi.cmake)
+     include(${CMAKE_BINARY_DIR}/conanbuildinfo_multi.cmake)
+     conan_basic_setup()
+     find_package(mdspan CONFIG REQUIRED)
diff --git a/vcpkg/ports/wg21-linear-algebra/vcpkg.json b/vcpkg/ports/wg21-linear-algebra/vcpkg.json
new file mode 100644
index 0000000..4379168
--- /dev/null
+++ b/vcpkg/ports/wg21-linear-algebra/vcpkg.json
@@ -0,0 +1,18 @@
+{
+  "name": "wg21-linear-algebra",
+  "version": "0.7.3",
+  "port-version": 1,
+  "description": "A linear algebra proposal for the C++ standard library",
+  "license": "NCSA",
+  "dependencies": [
+    "mdspan",
+    {
+      "name": "vcpkg-cmake",
+      "host": true
+    },
+    {
+      "name": "vcpkg-cmake-config",
+      "host": true
+    }
+  ]
+}