drop support for eglibc version trunk/HEAD

[openwrt/openwrt.git] / rules.mk

diff --git a/rules.mk b/rules.mk
index b778a2e84e86fd87277c6d3bb5b51f617824be4b..f6e748c4295c909f09dcd379d1eadd94b415394d 100644 (file)
--- a/rules.mk
+++ b/rules.mk
@@ -80,9 +80,9 @@ 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)
+  STAGING_DIR:=$(TOPDIR)/staging_dir/target-$(ARCH)$(ARCH_SUFFIX)$(DIR_SUFFIX)$(if $(BUILD_SUFFIX),_$(BUILD_SUFFIX))
   BUILD_DIR_TOOLCHAIN:=$(BUILD_DIR_BASE)/toolchain-$(ARCH)$(ARCH_SUFFIX)_gcc-$(GCCV)$(DIR_SUFFIX)
   TOOLCHAIN_DIR:=$(TOPDIR)/staging_dir/toolchain-$(ARCH)$(ARCH_SUFFIX)_gcc-$(GCCV)$(DIR_SUFFIX)
   PACKAGE_DIR:=$(BIN_DIR)/packages
@@ -94,7 +94,7 @@ else
   endif
   REAL_GNU_TARGET_NAME=$(GNU_TARGET_NAME)
   BUILD_DIR:=$(BUILD_DIR_BASE)/target-$(GNU_TARGET_NAME)$(if $(BUILD_SUFFIX),_$(BUILD_SUFFIX))
-  STAGING_DIR:=$(TOPDIR)/staging_dir/target-$(GNU_TARGET_NAME)
+  STAGING_DIR:=$(TOPDIR)/staging_dir/target-$(GNU_TARGET_NAME)$(if $(BUILD_SUFFIX),_$(BUILD_SUFFIX))
   BUILD_DIR_TOOLCHAIN:=$(BUILD_DIR_BASE)/toolchain-$(GNU_TARGET_NAME)
   TOOLCHAIN_DIR:=$(TOPDIR)/staging_dir/toolchain-$(GNU_TARGET_NAME)
   PACKAGE_DIR:=$(BIN_DIR)/packages
@@ -106,20 +106,30 @@ TARGET_DIR:=$(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 $(TOOLCHAIN_DIR)/lib/gcc/*/*/libgcc.a))
+ifneq ($(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)
@@ -139,6 +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
@@ -153,7 +164,6 @@ endif
 
 export PATH:=$(TARGET_PATH)
 export STAGING_DIR
-export GCC_HONOUR_COPTS:=0
 export SH_FUNC:=. $(INCLUDE_DIR)/shell.sh;
 
 PKG_CONFIG:=$(STAGING_DIR_HOST)/bin/pkg-config
@@ -161,6 +171,7 @@ PKG_CONFIG:=$(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
 
@@ -177,10 +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 = \
@@ -210,9 +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
 
@@ -234,6 +247,10 @@ else
   TAR_OPTIONS:=-xf -
 endif
 
+ifeq ($(CONFIG_BUILD_LOG),y)
+  BUILD_LOG:=1
+endif
+
 define shvar
 V_$(subst .,_,$(subst -,_,$(subst /,_,$(1))))
 endef