-# Makefile for OpenWrt
-#
-# Copyright (C) 2007-2012 OpenWrt.org
-#
-# This is free software, licensed under the GNU General Public License v2.
-# See /LICENSE for more information.
+# SPDX-License-Identifier: GPL-2.0-only
#
+# Copyright (C) 2007-2020 OpenWrt.org
PREP_MK= OPENWRT_BUILD= QUIET=0
-export IS_TTY=$(shell tty -s && echo 1 || echo 0)
+export IS_TTY=$(if $(MAKE_TERMOUT),1,0)
include $(TOPDIR)/include/verbose.mk
SOURCE_DATE_EPOCH:=$(shell $(TOPDIR)/scripts/get_source_date_epoch.sh)
endif
-HOSTCC ?= $(CC)
export REVISION
export SOURCE_DATE_EPOCH
export GIT_CONFIG_PARAMETERS='core.autocrlf=false'
export HOST_OS:=$(shell uname)
export HOST_ARCH:=$(shell uname -m)
+ifeq ($(HOST_OS),Darwin)
+ ifneq ($(filter /Applications/Xcode.app/% /Library/Developer/%,$(MAKE)),)
+ $(error Please use a newer version of GNU make. The version shipped by Apple is not supported)
+ endif
+endif
+
# prevent perforce from messing with the patch utility
unexport P4PORT P4USER P4CONFIG P4CLIENT
path:=$(subst :,$(space),$(PATH))
path:=$(filter-out .%,$(path))
path:=$(subst $(space),:,$(path))
+export ORIG_PATH:=$(if $(ORIG_PATH),$(ORIG_PATH),$(PATH))
export PATH:=$(path)
+export STAGING_DIR_HOST:=$(if $(STAGING_DIR),$(abspath $(STAGING_DIR)/../host),$(TOPDIR)/staging_dir/host)
unexport TAR_OPTIONS
-ifneq ($(shell $(HOSTCC) 2>&1 | grep clang),)
- export HOSTCC_REAL?=$(HOSTCC)
- export HOSTCC_WRAPPER:=$(TOPDIR)/scripts/clang-gcc-wrapper
-else
- export HOSTCC_WRAPPER:=$(HOSTCC)
-endif
-
ifeq ($(FORCE),)
- .config scripts/config/conf scripts/config/mconf: staging_dir/host/.prereq-build
+ .config scripts/config/conf scripts/config/mconf: $(STAGING_DIR_HOST)/.prereq-build
endif
SCAN_COOKIE?=$(shell echo $$$$)
ULIMIT_FIX=_limit=`ulimit -n`; [ "$$_limit" = "unlimited" -o "$$_limit" -ge 1024 ] || ulimit -n 1024;
-prepare-mk: staging_dir/host/.prereq-build FORCE ;
+prepare-mk: $(STAGING_DIR_HOST)/.prereq-build FORCE ;
ifdef SDK
IGNORE_PACKAGES = linux
_ignore = $(foreach p,$(IGNORE_PACKAGES),--ignore $(p))
prepare-tmpinfo: FORCE
- @+$(MAKE) -r -s staging_dir/host/.prereq-build $(PREP_MK)
- mkdir -p tmp/info
+ @+$(MAKE) -r -s $(STAGING_DIR_HOST)/.prereq-build $(PREP_MK)
+ mkdir -p tmp/info feeds
+ [ -e $(TOPDIR)/feeds/base ] || ln -sf $(TOPDIR)/package $(TOPDIR)/feeds/base
$(_SINGLE)$(NO_TRACE_MAKE) -j1 -r -s -f include/scan.mk SCAN_TARGET="packageinfo" SCAN_DIR="package" SCAN_NAME="package" SCAN_DEPTH=5 SCAN_EXTRA=""
- $(_SINGLE)$(NO_TRACE_MAKE) -j1 -r -s -f include/scan.mk SCAN_TARGET="targetinfo" SCAN_DIR="target/linux" SCAN_NAME="target" SCAN_DEPTH=2 SCAN_EXTRA="" SCAN_MAKEOPTS="TARGET_BUILD=1"
+ $(_SINGLE)$(NO_TRACE_MAKE) -j1 -r -s -f include/scan.mk SCAN_TARGET="targetinfo" SCAN_DIR="target/linux" SCAN_NAME="target" SCAN_DEPTH=3 SCAN_EXTRA="" SCAN_MAKEOPTS="TARGET_BUILD=1"
for type in package target; do \
f=tmp/.$${type}info; t=tmp/.config-$${type}.in; \
[ "$$t" -nt "$$f" ] || ./scripts/$${type}-metadata.pl $(_ignore) config "$$f" > "$$t" || { rm -f "$$t"; echo "Failed to build $$t"; false; break; }; \
scripts/config/%onf: export PATH:=$(dir $(DISTRO_PKG_CONFIG)):$(PATH)
endif
scripts/config/%onf: CFLAGS+= -O2
-scripts/config/%onf:
+scripts/config/%onf: FORCE
@$(_SINGLE)$(SUBMAKE) $(if $(findstring s,$(OPENWRT_VERBOSE)),,-s) \
- -C scripts/config $(notdir $@) CC="$(HOSTCC_WRAPPER)"
+ -C scripts/config $(notdir $@)
$(eval $(call rdep,scripts/config,scripts/config/mconf))
prepare_kernel_conf: .config toolchain/install FORCE
-ifeq ($(wildcard staging_dir/host/bin/quilt),)
+ifeq ($(wildcard $(STAGING_DIR_HOST)/bin/quilt),)
prepare_kernel_conf:
@+$(SUBMAKE) -r tools/quilt/compile
else
kernel_xconfig: prepare_kernel_conf
$(_SINGLE)$(NO_TRACE_MAKE) -C target/linux xconfig
-staging_dir/host/.prereq-build: include/prereq-build.mk
+$(STAGING_DIR_HOST)/.prereq-build: include/prereq-build.mk
mkdir -p tmp
@$(_SINGLE)$(NO_TRACE_MAKE) -j1 -r -s -f $(TOPDIR)/include/prereq-build.mk prereq 2>/dev/null || { \
echo "Prerequisite check failed. Use FORCE=1 to override."; \
DOWNLOAD_DIRS = package/download
endif
-download: .config FORCE $(if $(wildcard $(TOPDIR)/staging_dir/host/bin/flock),,tools/flock/compile)
+download: .config FORCE $(if $(wildcard $(STAGING_DIR_HOST)/bin/flock),,tools/flock/compile)
@+$(foreach dir,$(DOWNLOAD_DIRS),$(SUBMAKE) $(dir);)
clean dirclean: .config
check: .config FORCE
@+$(NO_TRACE_MAKE) -r -s $@ QUIET= V=s
-val.%: FORCE
+val.% var.%: FORCE
@+$(NO_TRACE_MAKE) -r -s $@ QUIET= V=s
WARN_PARALLEL_ERROR = $(if $(BUILD_LOG),,$(and $(filter -j,$(MAKEFLAGS)),$(findstring s,$(OPENWRT_VERBOSE))))
help:
cat README.md
-distclean: cacheclean
- rm -rf bin build_dir .config* dl feeds key-build* logs package/feeds package/openwrt-packages staging_dir tmp
+distclean:
+ rm -rf bin build_dir .ccache .config* dl feeds key-build* logs package/feeds staging_dir tmp
@$(_SINGLE)$(SUBMAKE) -C scripts/config clean
ifeq ($(findstring v,$(DEBUG)),)
- .SILENT: symlinkclean clean dirclean distclean config-clean download help tmpinfo-clean .config scripts/config/mconf scripts/config/conf menuconfig staging_dir/host/.prereq-build tmp/.prereq-package prepare-tmpinfo
+ .SILENT: symlinkclean clean dirclean distclean config-clean download help tmpinfo-clean .config scripts/config/mconf scripts/config/conf menuconfig $(STAGING_DIR_HOST)/.prereq-build tmp/.prereq-package prepare-tmpinfo
endif
.PHONY: help FORCE
.NOTPARALLEL: