target/linux: add preliminary 2.6.37 kernel support

[openwrt.git] / rules.mk

diff --git a/rules.mk b/rules.mk
index da4728b..d352164 100644 (file)
--- a/rules.mk
+++ b/rules.mk
@@ -31,11 +31,13 @@ strip_last=$(patsubst %.$(lastword $(subst .,$(space),$(1))),%,$(1))
 _SINGLE=export MAKEFLAGS=$(space);
 CFLAGS:=
 ARCH:=$(subst i486,i386,$(subst i586,i386,$(subst i686,i386,$(call qstrip,$(CONFIG_ARCH)))))
 _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})
 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))
 
 
 OPTIMIZE_FOR_CPU=$(subst i386,i486,$(ARCH))
 


@@ -45,6 +47,8 @@ else
   FPIC:=-fpic
 endif
 
   FPIC:=-fpic
 endif
 

+HOST_FPIC:=-fPIC
+

 ARCH_SUFFIX:=
 ifneq ($(findstring -mips32r2,$(TARGET_OPTIMIZATION)),)
   ARCH_SUFFIX:=_r2
 ARCH_SUFFIX:=
 ifneq ($(findstring -mips32r2,$(TARGET_OPTIMIZATION)),)
   ARCH_SUFFIX:=_r2


@@ -105,7 +109,7 @@ TARGET_PATH:=$(STAGING_DIR_HOST)/bin:$(PATH)
 TARGET_CFLAGS:=$(TARGET_OPTIMIZATION)$(if $(CONFIG_DEBUG), -g3)
 TARGET_CPPFLAGS:=-I$(STAGING_DIR)/usr/include -I$(STAGING_DIR)/include
 TARGET_LDFLAGS:=-L$(STAGING_DIR)/usr/lib -L$(STAGING_DIR)/lib
 TARGET_CFLAGS:=$(TARGET_OPTIMIZATION)$(if $(CONFIG_DEBUG), -g3)
 TARGET_CPPFLAGS:=-I$(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 $(TOOLCHAIN_DIR)/usr/lib/gcc/*/*/libgcc.a))
+LIBGCC_S=$(if $(wildcard $(TOOLCHAIN_DIR)/lib/libgcc_s.so),-L$(TOOLCHAIN_DIR)/lib -lgcc_s,$(wildcard $(TOOLCHAIN_DIR)/lib/gcc/*/*/libgcc.a))

 
 ifndef DUMP
   ifeq ($(CONFIG_EXTERNAL_TOOLCHAIN),)
 
 ifndef DUMP
   ifeq ($(CONFIG_EXTERNAL_TOOLCHAIN),)


@@ -158,7 +162,7 @@ HOST_LDFLAGS:=-L$(STAGING_DIR_HOST)/lib
 
 TARGET_CC:=$(TARGET_CROSS)gcc
 TARGET_CXX:=$(if $(CONFIG_INSTALL_LIBSTDCPP),$(TARGET_CROSS)g++,no)
 
 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:=$(STAGING_DIR_HOST)/bin/sed -i -e
 CP:=cp -fpR
 LN:=ln -sf
 SED:=$(STAGING_DIR_HOST)/bin/sed -i -e
 CP:=cp -fpR
 LN:=ln -sf


@@ -172,6 +176,7 @@ ifneq ($(CONFIG_CCACHE),)
   # FIXME: move this variable to a better location
   export CCACHE_DIR=$(STAGING_DIR)/ccache
   TARGET_CC:= ccache $(TARGET_CC)
   # FIXME: move this variable to a better location
   export CCACHE_DIR=$(STAGING_DIR)/ccache
   TARGET_CC:= ccache $(TARGET_CC)

+  TARGET_CXX:= ccache $(TARGET_CXX)

 endif
 
 TARGET_CONFIGURE_OPTS = \
 endif
 
 TARGET_CONFIGURE_OPTS = \


@@ -244,6 +249,16 @@ define include_mk
 $(eval -include $(if $(DUMP),,$(STAGING_DIR)/mk/$(strip $(1))))
 endef
 
 $(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)))
 
 # file extension
 ext=$(word $(words $(subst ., ,$(1))),$(subst ., ,$(1)))
 


@@ -251,4 +266,16 @@ all:
 FORCE: ;
 .PHONY: FORCE
 
 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
 endif #__rules_inc