buildroot

################################################################################

#

# Common variables for the gcc-initial and gcc-final packages.

#

################################################################################

​

#

# Version, site and source

#

​

GCC_VERSION = $(call qstrip,$(BR2_GCC_VERSION))

​

ifeq ($(BR2_arc),y)

GCC_SITE = $(call github,foss-for-synopsys-dwc-arc-processors,gcc,$(GCC_VERSION))

GCC_SOURCE = gcc-$(GCC_VERSION).tar.gz

else ifeq ($(BR2_or1k),y)

GCC_SITE = $(call github,openrisc,or1k-gcc,$(GCC_VERSION))

GCC_SOURCE = gcc-$(GCC_VERSION).tar.gz

else

GCC_SITE = $(BR2_GNU_MIRROR:/=)/gcc/gcc-$(GCC_VERSION)

# From version 5.5.0, 6.4.0 and 7.2.0 a bz2 release tarball is not

# provided anymore. Use the xz tarball instead.

ifeq ($(BR2_GCC_VERSION_5_X)$(BR2_GCC_VERSION_6_X)$(BR2_GCC_VERSION_7_X),y)

GCC_SOURCE = gcc-$(GCC_VERSION).tar.xz

else

GCC_SOURCE = gcc-$(GCC_VERSION).tar.bz2

endif # BR2_GCC_VERSION_6_X

endif

​

#

# Xtensa special hook

#

define HOST_GCC_XTENSA_OVERLAY_EXTRACT

    $(call arch-xtensa-overlay-extract,$(@D),gcc)

endef

​

#

# Apply patches

#

​

ifeq ($(ARCH),powerpc)

ifneq ($(BR2_SOFT_FLOAT),)

define HOST_GCC_APPLY_POWERPC_PATCH

    $(APPLY_PATCHES) $(@D) package/gcc/$(GCC_VERSION) 1000-powerpc-link-with-math-lib.patch.conditional

endef

endif

endif

​

# gcc is a special package, not named gcc, but gcc-initial and

# gcc-final, but patches are nonetheless stored in package/gcc in the

# tree, and potentially in BR2_GLOBAL_PATCH_DIR directories as well.

define HOST_GCC_APPLY_PATCHES

    for patchdir in \

        package/gcc/$(GCC_VERSION) \

        $(addsuffix /gcc/$(GCC_VERSION),$(call qstrip,$(BR2_GLOBAL_PATCH_DIR))) \

        $(addsuffix /gcc,$(call qstrip,$(BR2_GLOBAL_PATCH_DIR))) ; do \

        if test -d $${patchdir}; then \

            $(APPLY_PATCHES) $(@D) $${patchdir} \*.patch || exit 1; \

        fi; \

    done

    $(HOST_GCC_APPLY_POWERPC_PATCH)

endef

​