[c++] remove WITH_CPP_SUPPORT flag

Just always build with it enabled.

lib/heap/rules.mk

@@ -8,10 +8,8 @@ MODULE_SRCS += \
 	$(LOCAL_DIR)/heap_wrapper.c \
 	$(LOCAL_DIR)/page_alloc.c
 
-ifeq ($(WITH_CPP_SUPPORT),true)
 MODULE_SRCS += \
 	$(LOCAL_DIR)/new.cpp
-endif
 
 # pick a heap implementation
 ifndef LK_HEAP_IMPLEMENTATION

lib/libc/rules.mk

@@ -7,6 +7,7 @@ MODULE_DEPS := \
 	lib/io
 
 MODULE_SRCS += \
+	$(LOCAL_DIR)/atexit.c \
 	$(LOCAL_DIR)/atoi.c \
 	$(LOCAL_DIR)/bsearch.c \
 	$(LOCAL_DIR)/ctype.c \
@@ -19,11 +20,8 @@ MODULE_SRCS += \
 	$(LOCAL_DIR)/qsort.c \
 	$(LOCAL_DIR)/eabi.c
 
-ifeq ($(WITH_CPP_SUPPORT),true)
 MODULE_SRCS += \
-	$(LOCAL_DIR)/atexit.c \
 	$(LOCAL_DIR)/pure_virtual.cpp
-endif
 
 include $(LOCAL_DIR)/string/rules.mk
 

platform/amlogic-s912d/rules.mk

@@ -26,6 +26,4 @@ MODULE_DEPS += \
 		app/shell \
 
 
-WITH_CPP_SUPPORT=true
-
-include make/module.mk
+include make/module.mk

platform/bcm28xx/rules.mk

@@ -66,8 +66,6 @@ MODULE_DEPS += \
 	    app/tests \
 	    lib/fdt
 
-WITH_CPP_SUPPORT=true
-
 endif
 
 include make/module.mk

project/virtual/test.mk

@@ -8,7 +8,4 @@ MODULES += \
   lib/aes/test \
   lib/cksum \
   lib/debugcommands \
-  lib/version \
-
-WITH_CPP_SUPPORT=true
-
+  lib/version