X-Git-Url: https://git.rohieb.name/openwrt.git/blobdiff_plain/dc74adf4453d5f9bfaf5896e7de43938ab628472..61ba94a1d19af33d33408d43cbf54a7c7784bfbc:/rules.mk

diff --git a/rules.mk b/rules.mk
index da4728b93..6684c93c1 100644
--- a/rules.mk
+++ b/rules.mk
@@ -28,14 +28,20 @@ merge=$(subst $(space),,$(1))
 confvar=$(call merge,$(foreach v,$(1),$(if $($(v)),y,n)))
 strip_last=$(patsubst %.$(lastword $(subst .,$(space),$(1))),%,$(1))
 
+define sep
+
+endef
+
 _SINGLE=export MAKEFLAGS=$(space);
 CFLAGS:=
 ARCH:=$(subst i486,i386,$(subst i586,i386,$(subst i686,i386,$(call qstrip,$(CONFIG_ARCH)))))
+ARCH_PACKAGES:=$(call qstrip,$(CONFIG_TARGET_ARCH_PACKAGES))
 BOARD:=$(call qstrip,$(CONFIG_TARGET_BOARD))
 TARGET_OPTIMIZATION:=$(call qstrip,$(CONFIG_TARGET_OPTIMIZATION))
 TARGET_SUFFIX=$(call qstrip,$(CONFIG_TARGET_SUFFIX))
 BUILD_SUFFIX:=$(call qstrip,$(CONFIG_BUILD_SUFFIX))
 SUBDIR:=$(patsubst $(TOPDIR)/%,%,${CURDIR})
+export SHELL:=/usr/bin/env bash
 
 OPTIMIZE_FOR_CPU=$(subst i386,i486,$(ARCH))
 
@@ -45,21 +51,20 @@ else
   FPIC:=-fpic
 endif
 
+HOST_FPIC:=-fPIC
+
 ARCH_SUFFIX:=
+GCC_ARCH:=
+
+ifneq ($(filter -march=armv%,$(TARGET_OPTIMIZATION)),)
+  ARCH_SUFFIX:=_$(patsubst -march=arm%,%,$(filter -march=armv%,$(TARGET_OPTIMIZATION)))
+  GCC_ARCH:=$(patsubst -march=%,%,$(filter -march=armv%,$(TARGET_OPTIMIZATION)))
+endif
 ifneq ($(findstring -mips32r2,$(TARGET_OPTIMIZATION)),)
   ARCH_SUFFIX:=_r2
 endif
-ifneq ($(findstring -march=armv4,$(TARGET_OPTIMIZATION)),)
-  ARCH_SUFFIX:=_v4
-endif
-ifneq ($(findstring -march=armv4t,$(TARGET_OPTIMIZATION)),)
-  ARCH_SUFFIX:=_v4t
-endif
-ifneq ($(findstring -march=armv5t,$(TARGET_OPTIMIZATION)),)
-  ARCH_SUFFIX:=_v5t
-endif
-ifneq ($(findstring -march=armv5te,$(TARGET_OPTIMIZATION)),)
-  ARCH_SUFFIX:=_v5te
+ifdef CONFIG_HAS_SPE_FPU
+  TARGET_SUFFIX:=$(TARGET_SUFFIX)spe
 endif
 
 DL_DIR:=$(if $(call qstrip,$(CONFIG_DOWNLOAD_FOLDER)),$(call qstrip,$(CONFIG_DOWNLOAD_FOLDER)),$(TOPDIR)/dl)
@@ -75,7 +80,7 @@ ifeq ($(CONFIG_EXTERNAL_TOOLCHAIN),)
   LIBCV:=$(call qstrip,$(CONFIG_LIBC_VERSION))
   REAL_GNU_TARGET_NAME=$(OPTIMIZE_FOR_CPU)-openwrt-linux$(if $(TARGET_SUFFIX),-$(TARGET_SUFFIX))
   GNU_TARGET_NAME=$(OPTIMIZE_FOR_CPU)-openwrt-linux
-  DIR_SUFFIX:=_$(LIBC)-$(LIBCV)$(if $(CONFIG_EABI_SUPPORT),_eabi)
+  DIR_SUFFIX:=_$(LIBC)-$(LIBCV)$(if $(CONFIG_arm),_eabi)
   BUILD_DIR:=$(BUILD_DIR_BASE)/target-$(ARCH)$(ARCH_SUFFIX)$(DIR_SUFFIX)$(if $(BUILD_SUFFIX),_$(BUILD_SUFFIX))
   STAGING_DIR:=$(TOPDIR)/staging_dir/target-$(ARCH)$(ARCH_SUFFIX)$(DIR_SUFFIX)
   BUILD_DIR_TOOLCHAIN:=$(BUILD_DIR_BASE)/toolchain-$(ARCH)$(ARCH_SUFFIX)_gcc-$(GCCV)$(DIR_SUFFIX)
@@ -101,17 +106,30 @@ TARGET_DIR:=$(TARGET_ROOTFS_DIR)/root-$(BOARD)
 STAGING_DIR_ROOT:=$(STAGING_DIR)/root-$(BOARD)
 BUILD_LOG_DIR:=$(TOPDIR)/logs
 
-TARGET_PATH:=$(STAGING_DIR_HOST)/bin:$(PATH)
+TARGET_PATH:=$(STAGING_DIR_HOST)/bin:$(subst $(space),:,$(filter-out .,$(filter-out ./,$(subst :,$(space),$(PATH)))))
 TARGET_CFLAGS:=$(TARGET_OPTIMIZATION)$(if $(CONFIG_DEBUG), -g3)
+TARGET_CXXFLAGS = $(TARGET_CFLAGS)
 TARGET_CPPFLAGS:=-I$(STAGING_DIR)/usr/include -I$(STAGING_DIR)/include
 TARGET_LDFLAGS:=-L$(STAGING_DIR)/usr/lib -L$(STAGING_DIR)/lib
-LIBGCC_S=$(if $(wildcard $(TOOLCHAIN_DIR)/lib/libgcc_s.so),-L$(TOOLCHAIN_DIR)/lib -lgcc_s,$(wildcard $(TOOLCHAIN_DIR)/usr/lib/gcc/*/*/libgcc.a))
+ifneq ($(CONFIG_EXTERNAL_TOOLCHAIN),)
+LIBGCC_S_PATH=$(realpath $(wildcard $(call qstrip,$(CONFIG_LIBGCC_ROOT_DIR))/$(call qstrip,$(CONFIG_LIBGCC_FILE_SPEC))))
+LIBGCC_S=$(if $(LIBGCC_S_PATH),-L$(dir $(LIBGCC_S_PATH)) -lgcc_s)
+LIBGCC_A=$(realpath $(wildcard $(dir $(LIBGCC_S_PATH))/gcc/*/*/libgcc.a))
+else
+LIBGCC_A=$(wildcard $(TOOLCHAIN_DIR)/lib/gcc/*/*/libgcc.a)
+LIBGCC_S=$(if $(wildcard $(TOOLCHAIN_DIR)/lib/libgcc_s.so),-L$(TOOLCHAIN_DIR)/lib -lgcc_s,$(LIBGCC_A))
+endif
+ifdef CONFIG_USE_UCLIBC
+LIBRPC=-lrpc
+endif
+LIBRPC_DEPENDS=+USE_UCLIBC:librpc
 
 ifndef DUMP
   ifeq ($(CONFIG_EXTERNAL_TOOLCHAIN),)
     -include $(TOOLCHAIN_DIR)/info.mk
+    export GCC_HONOUR_COPTS:=0
     TARGET_CROSS:=$(if $(TARGET_CROSS),$(TARGET_CROSS),$(OPTIMIZE_FOR_CPU)-openwrt-linux$(if $(TARGET_SUFFIX),-$(TARGET_SUFFIX))-)
-    TARGET_CFLAGS+= -fhonour-copts
+    TARGET_CFLAGS+= -fhonour-copts $(if $(CONFIG_GCC_VERSION_4_4)$(CONFIG_GCC_VERSION_4_5),,-Wno-error=unused-but-set-variable)
     TARGET_CPPFLAGS+= -I$(TOOLCHAIN_DIR)/usr/include -I$(TOOLCHAIN_DIR)/include
     TARGET_LDFLAGS+= -L$(TOOLCHAIN_DIR)/usr/lib -L$(TOOLCHAIN_DIR)/lib
     TARGET_PATH:=$(TOOLCHAIN_DIR)/bin:$(TARGET_PATH)
@@ -131,6 +149,7 @@ ifndef DUMP
       ifneq ($(TOOLCHAIN_LIB_DIRS),)
         TARGET_LDFLAGS+= $(patsubst %,-L%,$(TOOLCHAIN_LIB_DIRS))
       endif
+      TARGET_PATH:=$(TOOLCHAIN_DIR)/bin:$(TARGET_PATH)
     endif
   endif
 endif
@@ -145,7 +164,6 @@ endif
 
 export PATH:=$(TARGET_PATH)
 export STAGING_DIR
-export GCC_HONOUR_COPTS:=0
 export SH_FUNC:=. $(INCLUDE_DIR)/shell.sh;
 
 PKG_CONFIG:=$(STAGING_DIR_HOST)/bin/pkg-config
@@ -153,12 +171,13 @@ PKG_CONFIG:=$(STAGING_DIR_HOST)/bin/pkg-config
 export PKG_CONFIG
 
 HOSTCC:=gcc
+HOSTCC_NOCACHE:=$(HOSTCC)
 HOST_CFLAGS:=-O2 -I$(STAGING_DIR_HOST)/include
 HOST_LDFLAGS:=-L$(STAGING_DIR_HOST)/lib
 
 TARGET_CC:=$(TARGET_CROSS)gcc
 TARGET_CXX:=$(if $(CONFIG_INSTALL_LIBSTDCPP),$(TARGET_CROSS)g++,no)
-PATCH:=$(SCRIPT_DIR)/patch-kernel.sh
+KPATCH:=$(SCRIPT_DIR)/patch-kernel.sh
 SED:=$(STAGING_DIR_HOST)/bin/sed -i -e
 CP:=cp -fpR
 LN:=ln -sf
@@ -169,9 +188,9 @@ INSTALL_DATA:=install -m0644
 INSTALL_CONF:=install -m0600
 
 ifneq ($(CONFIG_CCACHE),)
-  # FIXME: move this variable to a better location
-  export CCACHE_DIR=$(STAGING_DIR)/ccache
   TARGET_CC:= ccache $(TARGET_CC)
+  TARGET_CXX:= ccache $(TARGET_CXX)
+  HOSTCC:= ccache $(HOSTCC)
 endif
 
 TARGET_CONFIGURE_OPTS = \
@@ -201,9 +220,12 @@ else
     endif
   endif
   RSTRIP:= \
+    export CROSS="$(TARGET_CROSS)" \
+		$(if $(CONFIG_KERNEL_KALLSYMS),NO_RENAME=1) \
+		$(if $(CONFIG_KERNEL_PROFILING),KEEP_SYMBOLS=1); \
     NM="$(TARGET_CROSS)nm" \
     STRIP="$(STRIP)" \
-    STRIP_KMOD="$(TARGET_CROSS)strip --strip-unneeded --remove-section=.comment --remove-section=.pdr --remove-section=.mdebug.abi32" \
+    STRIP_KMOD="$(SCRIPT_DIR)/strip-kmod.sh" \
     $(SCRIPT_DIR)/rstrip.sh
 endif
 
@@ -219,18 +241,16 @@ else
   DISABLE_IPV6:=--disable-ipv6
 endif
 
-ifeq ($(CONFIG_LARGEFILE),y)
-  DISABLE_LARGEFILE:=
-else
-  DISABLE_LARGEFILE:=--disable-largefile
-endif
-
 ifeq ($(CONFIG_TAR_VERBOSITY),y)
   TAR_OPTIONS:=-xvf -
 else
   TAR_OPTIONS:=-xf -
 endif
 
+ifeq ($(CONFIG_BUILD_LOG),y)
+  BUILD_LOG:=1
+endif
+
 define shvar
 V_$(subst .,_,$(subst -,_,$(subst /,_,$(1))))
 endef
@@ -244,6 +264,16 @@ define include_mk
 $(eval -include $(if $(DUMP),,$(STAGING_DIR)/mk/$(strip $(1))))
 endef
 
+# Execute commands under flock
+# $(1) => The shell expression.
+# $(2) => The lock name. If not given, the global lock will be used.
+define locked
+	SHELL= \
+	$(STAGING_DIR_HOST)/bin/flock \
+		$(TMP_DIR)/.$(if $(2),$(strip $(2)),global).flock \
+		-c '$(subst ','\'',$(1))'
+endef
+
 # file extension
 ext=$(word $(words $(subst ., ,$(1))),$(subst ., ,$(1)))
 
@@ -251,4 +281,16 @@ all:
 FORCE: ;
 .PHONY: FORCE
 
+val.%:
+	@$(if $(filter undefined,$(origin $*)),\
+		echo "$* undefined" >&2, \
+		echo '$(subst ','"'"',$($*))' \
+	)
+
+var.%:
+	@$(if $(filter undefined,$(origin $*)),\
+		echo "$* undefined" >&2, \
+		echo "$*='"'$(subst ','"'\"'\"'"',$($*))'"'" \
+	)
+
 endif #__rules_inc