fix(makefile): build only llama and mtmd targets to avoid cpp-httplib failures on Windows

Author: marcobambini

Makefile

@@ -59,7 +59,7 @@ SKIP_UNITTEST ?= 0
 CC = gcc
 CXX = g++
 CFLAGS = -Wall -Wextra -Wno-unused-parameter -I$(SRC_DIR) -I$(BUILD_GGML)/include -I$(WHISPER_DIR)/include -I$(MINIAUDIO_DIR) -I$(LLAMA_DIR)/tools/mtmd
-LLAMA_OPTIONS = $(LLAMA) -DBUILD_SHARED_LIBS=OFF -DLLAMA_BUILD_EXAMPLES=OFF -DLLAMA_BUILD_TESTS=OFF -DLLAMA_BUILD_TOOLS=ON -DLLAMA_BUILD_SERVER=OFF -DGGML_RPC=OFF
+LLAMA_OPTIONS = $(LLAMA) -DBUILD_SHARED_LIBS=OFF -DLLAMA_BUILD_COMMON=ON -DLLAMA_BUILD_EXAMPLES=OFF -DLLAMA_BUILD_TESTS=OFF -DLLAMA_BUILD_TOOLS=ON -DLLAMA_BUILD_SERVER=OFF -DGGML_RPC=OFF
 WHISPER_OPTIONS = $(LLAMA) $(WHISPER) -DBUILD_SHARED_LIBS=OFF -DWHISPER_BUILD_EXAMPLES=OFF -DWHISPER_BUILD_TESTS=OFF -DWHISPER_BUILD_SERVER=OFF -DWHISPER_RPC=OFF -DWHISPER_USE_SYSTEM_GGML=ON
 MINIAUDIO_OPTIONS = $(MINIAUDIO) -DBUILD_SHARED_LIBS=OFF -DMINIAUDIO_BUILD_EXAMPLES=OFF -DMINIAUDIO_BUILD_TESTS=OFF
 # MinGW produces .a files without lib prefix, use -l:filename.a syntax
@@ -275,7 +275,7 @@ else
 endif
 $(BUILD_DIR)/llama.cpp.stamp:
 	cmake -B $(BUILD_LLAMA) $(LLAMA_OPTIONS) $(LLAMA_DIR)
-	cmake --build $(BUILD_LLAMA) --config Release $(LLAMA_ARGS) $(ARGS)
+	cmake --build $(BUILD_LLAMA) --config Release --target llama --target mtmd $(LLAMA_ARGS) $(ARGS)
 	cmake --install $(BUILD_LLAMA) --prefix $(BUILD_GGML)
 	touch $@