Joao's changes

.bazelrc

@@ -103,3 +103,7 @@ try-import %workspace%/.configure.bazelrc
 
 # This bazelrc file can be used for user-specific custom build settings.
 try-import %workspace%/.user.bazelrc
+
+##### WASM #####
+
+build --incompatible_enable_cc_toolchain_resolution

WORKSPACE

@@ -612,3 +612,19 @@ http_archive(
     urls = ["https://github.com/halide/Halide/releases/download/v15.0.1/Halide-15.0.1-x86-64-windows-4c63f1befa1063184c5982b11b6a2cc17d4e5815.zip"],
     build_file = "@//third_party:halide.BUILD",
 )
+
+# Emscripten toolchain
+http_archive(
+    name = "emsdk",
+    sha256 = "e55704006765ea8e127d76278b1573b114204d19e6972d8a3a2a18f2f2ee4c10",
+    strip_prefix = "emsdk-b113f24842c6e97fe3e352084db09a6e278593ae/bazel",
+    url = "https://github.com/emscripten-core/emsdk/archive/b113f24842c6e97fe3e352084db09a6e278593ae.tar.gz",
+)
+load("@emsdk//:deps.bzl", emsdk_deps = "deps")
+emsdk_deps()
+
+load("@emsdk//:emscripten_deps.bzl", emsdk_emscripten_deps = "emscripten_deps")
+emsdk_emscripten_deps(emscripten_version = "3.1.37")
+
+load("@emsdk//:toolchains.bzl", "register_emscripten_toolchains")
+register_emscripten_toolchains()

mediapipe/examples/desktop/hello_world/BUILD

@@ -12,6 +12,9 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
+load("@rules_cc//cc:defs.bzl", "cc_binary")
+load("@emsdk//emscripten_toolchain:wasm_rules.bzl", "wasm_cc_binary")
+
 licenses(["notice"])
 
 package(default_visibility = ["//visibility:public"])
@@ -27,3 +30,8 @@ cc_binary(
         "//mediapipe/framework/port:status",
     ],
 )
+
+wasm_cc_binary(
+    name = "hello_world_wasm",
+    cc_target = ":hello_world",
+)