build-system: integrate the Remoting Frontend backend build

Author: kpouget

CMakePresets.json

@@ -30,6 +30,7 @@
     { "name": "static",   "hidden": true, "cacheVariables": { "GGML_STATIC":      "ON" } },
     { "name": "sycl_f16", "hidden": true, "cacheVariables": { "GGML_SYCL_F16":    "ON" } },
     { "name": "vulkan",   "hidden": true, "cacheVariables": { "GGML_VULKAN":      "ON" } },
+    { "name": "remoting_frontend",   "hidden": true, "cacheVariables": { "GGML_REMOTING_FRONTEND":      "ON" } },
 
     {
         "name": "x64-windows-llvm", "hidden": true,

Makefile

@@ -716,6 +716,11 @@ ggml/src/ggml-cuda/ggml-cuda.o: \
 	$(NVCC_COMPILE)
 endif # GGML_CUDA
 
+ifdef GGML_REMOTING_FRONTEND
+	MK_CPPFLAGS  += -DGGML_USE_REMOTINGFRONTEND
+	OBJ_GGML_EXT += ggml/src/ggml-remotingfrontend/ggml-remoting-frontend.o
+endif
+
 ifdef GGML_VULKAN
 	MK_CPPFLAGS  += -DGGML_USE_VULKAN
 	MK_LDFLAGS   += $(shell pkg-config --libs vulkan)
@@ -755,6 +760,9 @@ _ggml_vk_shader_deps = $(echo $(_ggml_vk_input_dir)/*.comp)
 ggml/src/ggml-vulkan.o: ggml/src/ggml-vulkan/ggml-vulkan.cpp ggml/include/ggml-vulkan.h $(_ggml_vk_header) $(_ggml_vk_source)
 	$(CXX) $(CXXFLAGS) $(shell pkg-config --cflags vulkan) -c $< -o $@
 
+ggml/src/ggml-remotingfrontend/frontend.o: ggml/src/ggml-remotingfrontend/frontend.cpp
+	$(CXX) $(CXXFLAGS) -c $< -o $@
+
 $(_ggml_vk_header): $(_ggml_vk_source)
 
 $(_ggml_vk_source): $(_ggml_vk_shader_deps) vulkan-shaders-gen

ggml/CMakeLists.txt

@@ -179,6 +179,7 @@ option(GGML_VULKAN_SHADER_DEBUG_INFO        "ggml: enable Vulkan shader debug in
 option(GGML_VULKAN_PERF                     "ggml: enable Vulkan perf output"                 OFF)
 option(GGML_VULKAN_VALIDATE                 "ggml: enable Vulkan validation"                  OFF)
 option(GGML_VULKAN_RUN_TESTS                "ggml: run Vulkan tests"                          OFF)
+option(GGML_REMOTING_FRONTEND               "ggml: use the API Remoting frontend"             OFF)
 option(GGML_KOMPUTE                         "ggml: use Kompute"                               OFF)
 option(GGML_METAL                           "ggml: use Metal"                                 ${GGML_METAL_DEFAULT})
 option(GGML_METAL_USE_BF16                  "ggml: use bfloat if available"                   OFF)
@@ -269,6 +270,7 @@ set(GGML_PUBLIC_HEADERS
     include/ggml-rpc.h
     include/ggml-sycl.h
     include/ggml-vulkan.h
+    include/ggml-remoting-frontend.h
     include/gguf.h)
 
 set_target_properties(ggml PROPERTIES PUBLIC_HEADER "${GGML_PUBLIC_HEADERS}")

ggml/src/CMakeLists.txt

@@ -309,6 +309,7 @@ ggml_add_backend(MUSA)
 ggml_add_backend(RPC)
 ggml_add_backend(SYCL)
 ggml_add_backend(Vulkan)
+ggml_add_backend(RemotingFrontend)
 ggml_add_backend(OpenCL)
 
 foreach (target ggml-base ggml)