scripts/Makefile.gcc-plugins

   1 ifdef CONFIG_GCC_PLUGINS
   2   __PLUGINCC := $(call cc-ifversion, -ge, 0408, $(HOSTCXX), $(HOSTCC))
   3   PLUGINCC := $(shell $(CONFIG_SHELL) $(srctree)/scripts/gcc-plugin.sh "$(__PLUGINCC)" "$(HOSTCXX)" "$(CC)")
   4
   5   gcc-plugin-$(CONFIG_GCC_PLUGIN_CYC_COMPLEXITY)        += cyc_complexity_plugin.so
   6   GCC_PLUGINS_CFLAGS := $(addprefix -fplugin=$(objtree)/scripts/gcc-plugins/, $(gcc-plugin-y))
   7
   8   export PLUGINCC GCC_PLUGINS_CFLAGS GCC_PLUGIN
   9
  10   ifeq ($(PLUGINCC),)
  11     ifneq ($(GCC_PLUGINS_CFLAGS),)
  12       ifeq ($(call cc-ifversion, -ge, 0405, y), y)
  13         PLUGINCC := $(shell $(CONFIG_SHELL) -x $(srctree)/scripts/gcc-plugin.sh "$(__PLUGINCC)" "$(HOSTCXX)" "$(CC)")
  14         $(warning warning: your gcc installation does not support plugins, perhaps the necessary headers are missing?)
  15       else
  16         $(warning warning: your gcc version does not support plugins, you should upgrade it to gcc 4.5 at least)
  17       endif
  18     endif
  19   endif
  20
  21   KBUILD_CFLAGS += $(GCC_PLUGINS_CFLAGS)
  22   GCC_PLUGIN := $(gcc-plugin-y)
  23
  24 endif