disable utils in some cases

target/config/Config.in.libc

@@ -186,6 +186,12 @@ config ADK_TARGET_SUPPORTS_NPTL
 config ADK_TARGET_SUPPORTS_LT
 	bool
 
+config ADK_TARGET_LIBC_UTILS
+	bool
+	default n if ADK_TARGET_ARCH_LM32
+	default n if ADK_TARGET_ARCH_H8300
+	default y
+
 config ADK_TARGET_LIBC
 	string
 	default "uclibc-ng" if ADK_TARGET_LIB_UCLIBC_NG

toolchain/uclibc-ng/Makefile

@@ -335,7 +335,7 @@ $(WRKBUILD)/.compiled: $(WRKBUILD)/.configured
 		UCLIBC_EXTRA_LDFLAGS="$(TARGET_LDFLAGS)" \
 		VERBOSE=1 \
 		all
-ifeq ($(ADK_TARGET_ARCH_LM32),)
+ifeq ($(ADK_TARGET_LIBC_UTILS),y)
 	PATH='$(HOST_PATH)' $(MAKE) $(UCLIBC_MAKEOPTS) -C $(WRKBUILD) \
 		ARCH="$(ADK_TARGET_ARCH)" \
 		CROSS_COMPILE="$(TARGET_CROSS)" \
@@ -373,7 +373,7 @@ $(WRKBUILD)/.installed: $(WRKBUILD)/.compiled
 		UCLIBC_EXTRA_LDFLAGS="$(TARGET_LDFLAGS)" \
 		VERBOSE=1 \
 		install_runtime
-ifeq ($(ADK_TARGET_ARCH_LM32),)
+ifeq ($(ADK_TARGET_LIBC_UTILS),y)
 	PATH='$(HOST_PATH)' $(MAKE) -C $(WRKBUILD) \
 		ARCH="$(ADK_TARGET_ARCH)" \
 		CROSS_COMPILE="$(TARGET_CROSS)" \