proxy-wasm-cpp-host: Add engine flag

modules/proxy-wasm-cpp-host/0.0.0-260704-f2db56a.envoy/patches/proxy-wasm-cpp-host.patch

@@ -42,7 +42,105 @@ diff --git a/bazel/BUILD b/bazel/BUILD
 index 58b4aed..edc64ce 100644
 --- a/bazel/BUILD
 +++ b/bazel/BUILD
-@@ -78,3 +78,45 @@ v8_lib_no_pointer_compression(
+@@ -13,43 +13,90 @@
+ # limitations under the License.
+
+ load("@bazel_skylib//lib:selects.bzl", "selects")
++load("@bazel_skylib//rules:common_settings.bzl", "string_flag")
+ load(":v8_transition.bzl", "v8_lib_no_pointer_compression")
+
+ package(default_visibility = ["//visibility:public"])
+
++# Engine selection flag, replacing the legacy --define engine=<value>.
++# Values:
++#   v8          - V8 Wasm engine (default)
++#   wamr        - WebAssembly Micro Runtime, interpreter mode
++#   wamr-interp - WebAssembly Micro Runtime, interpreter mode
++#   wamr-jit    - WebAssembly Micro Runtime, JIT mode
++#   wasmtime    - Wasmtime engine
++#   wasmedge    - WasmEdge engine
++#   null        - Null (no-op) engine
++#   disabled    - No engine; disables all wasm functionality
++#   multi       - Multiple engines
++string_flag(
++    name = "engine",
++    build_setting_default = "v8",
++    values = [
++        "v8",
++        "wamr",
++        "wamr-interp",
++        "wamr-jit",
++        "wasmtime",
++        "wasmedge",
++        "null",
++        "disabled",
++        "multi",
++    ],
++)
++
+ config_setting(
+     name = "engine_null",
+-    values = {"define": "engine=null"},
++    flag_values = {"//bazel:engine": "null"},
+ )
+
+ config_setting(
+     name = "engine_v8",
+-    values = {"define": "engine=v8"},
++    flag_values = {"//bazel:engine": "v8"},
++)
++
++# engine_wamr_interp matches both "wamr-interp" and the generic "wamr" alias.
++config_setting(
++    name = "_engine_wamr_interp_strict",
++    flag_values = {"//bazel:engine": "wamr-interp"},
+ )
+
+ config_setting(
++    name = "engine_wamr",
++    flag_values = {"//bazel:engine": "wamr"},
++)
++
++selects.config_setting_group(
+     name = "engine_wamr_interp",
+-    values = {"define": "engine=wamr-interp"},
++    match_any = [
++        ":_engine_wamr_interp_strict",
++        ":engine_wamr",
++    ],
+ )
+
+ config_setting(
+     name = "engine_wamr_jit",
+-    values = {"define": "engine=wamr-jit"},
++    flag_values = {"//bazel:engine": "wamr-jit"},
+ )
+
+ config_setting(
+     name = "engine_wasmedge",
+-    values = {"define": "engine=wasmedge"},
++    flag_values = {"//bazel:engine": "wasmedge"},
+ )
+
+ config_setting(
+     name = "engine_wasmtime",
+-    values = {"define": "engine=wasmtime"},
++    flag_values = {"//bazel:engine": "wasmtime"},
+ )
+
+ config_setting(
+     name = "multiengine",
+-    values = {"define": "engine=multi"},
++    flag_values = {"//bazel:engine": "multi"},
++)
++
++config_setting(
++    name = "engine_disabled",
++    flag_values = {"//bazel:engine": "disabled"},
+ )
+
+ config_setting(
+@@ -78,3 +125,45 @@ v8_lib_no_pointer_compression(
  )
 
  exports_files(["tsan_suppressions.txt"])

modules/proxy-wasm-cpp-host/0.0.0-260704-f2db56a.envoy/source.json

@@ -4,6 +4,6 @@
     "strip_prefix": "proxy-wasm-cpp-host-f2db56af443571e92a31c0b877106d9ea96e19ef",
     "patch_strip": 1,
     "patches": {
-        "proxy-wasm-cpp-host.patch": "sha256-ClDZDVDxtnrGNijnodMqywKLMmXTspXrAbTgfda4Q5Q="
+        "proxy-wasm-cpp-host.patch": "sha256-l93gT+gx6mH/jGe/NhBqW4QzpIEbRHzp98kK9+Fc1+M="
     }
 }