0732b8cc84
Add support and documentation for out-of-tree builds with syntax like the Linux kernel (make O=<dir>).
84 lines
2.2 KiB
Makefile
84 lines
2.2 KiB
Makefile
PROJECT:=$(strip $(subst ",,$(BR2_PROJECT)))
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#"))
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TARGET_HOSTNAME:=$(strip $(subst ",,$(BR2_HOSTNAME)))
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#"))
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BANNER:=$(strip $(subst ",,$(BR2_BANNER)))
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#"))
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# Strip off the annoying quoting
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ARCH:=$(strip $(subst ",, $(BR2_ARCH)))
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#"))
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WGET:=$(strip $(subst ",, $(BR2_WGET))) $(SPIDER)
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#"))
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SVN_CO:=$(strip $(subst ",, $(BR2_SVN_CO)))
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#"))
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SVN_UP:=$(strip $(subst ",, $(BR2_SVN_UP)))
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#"))
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GIT:=$(strip $(subst ",, $(BR2_GIT)))
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#"))
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ZCAT:=$(strip $(subst ",, $(BR2_ZCAT)))
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#"))
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BZCAT:=$(strip $(subst ",, $(BR2_BZCAT)))
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#"))
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TAR_OPTIONS=$(subst ",, $(BR2_TAR_OPTIONS)) -xf
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#")
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# Buildroot supports building out of tree similarly to the Linux kernel.
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# To use, add O= to the make command line (make O=/tmp/build)
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BASE_DIR:=$(shell pwd)
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ifdef O
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ifeq ("$(origin O)", "command line")
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BASE_DIR := $(O)
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endif
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endif
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TOPDIR_PREFIX:=$(strip $(subst ",, $(BR2_TOPDIR_PREFIX)))_
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#"))
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TOPDIR_SUFFIX:=_$(strip $(subst ",, $(BR2_TOPDIR_SUFFIX)))
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#"))
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ifeq ($(TOPDIR_PREFIX),_)
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TOPDIR_PREFIX:=
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endif
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ifeq ($(TOPDIR_SUFFIX),_)
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TOPDIR_SUFFIX:=
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endif
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DL_DIR=$(strip $(subst ",, $(BR2_DL_DIR)))
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#"))
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ifeq ($(DL_DIR),)
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DL_DIR:=$(BASE_DIR)/dl
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endif
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# All non-configurable packages should be built in BUILD_DIR
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BUILD_DIR:=$(BASE_DIR)/$(TOPDIR_PREFIX)build_$(ARCH)$(ARCH_FPU_SUFFIX)$(TOPDIR_SUFFIX)
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GNU_TARGET_SUFFIX:=-$(strip $(subst ",, $(BR2_GNU_TARGET_SUFFIX)))
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#"))
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STAGING_DIR:=$(strip $(subst ",, $(BR2_STAGING_DIR)))
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#"))
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# All configurable packages (like Busybox,Linux etc) should be built
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# in PROJECT_BUILD_DIR
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PROJECT_BUILD_DIR:=$(BASE_DIR)/$(TOPDIR_PREFIX)project_build_$(ARCH)$(ARCH_FPU_SUFFIX)$(TOPDIR_SUFFIX)/$(PROJECT)
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BINARIES_DIR:=$(BASE_DIR)/binaries/$(PROJECT)
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TARGET_DIR:=$(PROJECT_BUILD_DIR)/root
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# define values for prepatched source trees for toolchains
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VENDOR_SITE:=$(strip $(subst ",,$(BR2_VENDOR_SITE)))
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#"))
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VENDOR_SUFFIX:=$(strip $(subst ",,$(BR2_VENDOR_SUFFIX)))
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#"))
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VENDOR_BINUTILS_RELEASE:=$(strip $(subst ",,$(BR2_VENDOR_BINUTILS_RELEASE)))
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#"))
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VENDOR_GCC_RELEASE:=$(strip $(subst ",,$(BR2_VENDOR_GCC_RELEASE)))
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#"))
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VENDOR_UCLIBC_RELEASE:=$(strip $(subst ",,$(BR2_VENDOR_UCLIBC_RELEASE)))
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#"))
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VENDOR_GDB_RELEASE:=$(strip $(subst ",,$(BR2_VENDOR_GDB_RELEASE)))
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#"))
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VENDOR_PATCH_DIR:=$(strip $(subst ",,$(BR2_VENDOR_PATCH_DIR)))
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#"))
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