busybox: enable cmp by default (#9133)

[openwrt.git] / rules.mk

diff --git a/rules.mk b/rules.mk
index 7b5bd2c..428258f 100644 (file)
--- a/rules.mk
+++ b/rules.mk
@@ -28,9 +28,14 @@ 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))
@@ -46,21 +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)),$(TOPDIR)/dl)
@@ -76,7 +80,7 @@ ifeq ($(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)$(DIR_SUFFIX)
@@ -106,7 +110,11 @@ TARGET_PATH:=$(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$(STAGING_DIR)/lib
-LIBGCC_S=$(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))
+ifdef CONFIG_USE_UCLIBC
+LIBRPC=-lrpc
+endif
+LIBRPC_DEPENDS=+USE_UCLIBC:librpc
 
 ifndef DUMP
   ifeq ($(CONFIG_EXTERNAL_TOOLCHAIN),)
@@ -159,7 +167,7 @@ HOST_LDFLAGS:=-L$(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
@@ -170,9 +178,8 @@ 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)
 endif
 
 TARGET_CONFIGURE_OPTS = \
@@ -204,7 +211,7 @@ else
   RSTRIP:= \
     NM="$(TARGET_CROSS)nm" \
     STRIP="$(STRIP)" \
-    STRIP_KMOD="$(TARGET_CROSS)strip --strip-unneeded --remove-section=.comment --remove-section=.pdr --remove-section=.mdebug.abi32" \
+    STRIP_KMOD="$(TARGET_CROSS)strip --strip-unneeded -R .comment -R .pdr -R .mdebug.abi32 -R .note.gnu.build-id -R .gnu.attributes -R .reginfo -x" \
     $(SCRIPT_DIR)/rstrip.sh
 endif
 
@@ -220,12 +227,6 @@ 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
@@ -245,6 +246,16 @@ 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)))
 
@@ -252,4 +263,16 @@ 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