core/combo/HOST_linux-x86.mk

#
# Copyright (C) 2006 The Android Open Source Project
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#      http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#

# Configuration for builds hosted on linux-x86.
# Included by combo/select.mk

ifeq ($(strip $($(combo_2nd_arch_prefix)HOST_TOOLCHAIN_PREFIX)),)
$(combo_2nd_arch_prefix)HOST_TOOLCHAIN_PREFIX := prebuilts/gcc/linux-x86/host/x86_64-linux-glibc2.11-4.6/bin/x86_64-linux-
endif
# Don't do anything if the toolchain is not there
ifneq (,$(strip $(wildcard $($(combo_2nd_arch_prefix)HOST_TOOLCHAIN_PREFIX)gcc)))
$(combo_2nd_arch_prefix)HOST_CC  := $($(combo_2nd_arch_prefix)HOST_TOOLCHAIN_PREFIX)gcc
$(combo_2nd_arch_prefix)HOST_CXX := $($(combo_2nd_arch_prefix)HOST_TOOLCHAIN_PREFIX)g++
$(combo_2nd_arch_prefix)HOST_AR  := $($(combo_2nd_arch_prefix)HOST_TOOLCHAIN_PREFIX)ar
endif # $($(combo_2nd_arch_prefix)HOST_TOOLCHAIN_PREFIX)gcc exists

# gcc location for clang; to be updated when clang is updated
$(combo_2nd_arch_prefix)HOST_TOOLCHAIN_FOR_CLANG := prebuilts/gcc/linux-x86/host/x86_64-linux-glibc2.11-4.6/

# We expect SSE3 floating point math.
$(combo_2nd_arch_prefix)HOST_GLOBAL_CFLAGS += -mstackrealign -msse3 -mfpmath=sse -m32 -Wa,--noexecstack -march=prescott
$(combo_2nd_arch_prefix)HOST_GLOBAL_LDFLAGS += -m32 -Wl,-z,noexecstack

ifneq ($(strip $(BUILD_HOST_static)),)
# Statically-linked binaries are desirable for sandboxed environment
$(combo_2nd_arch_prefix)HOST_GLOBAL_LDFLAGS += -static
endif # BUILD_HOST_static

$(combo_2nd_arch_prefix)HOST_GLOBAL_CFLAGS += -fPIC \
  -no-canonical-prefixes \
  -include $(call select-android-config-h,linux-x86)

# Disable new longjmp in glibc 2.11 and later. See bug 2967937.
$(combo_2nd_arch_prefix)HOST_GLOBAL_CFLAGS += -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=0

# Workaround differences in inttypes.h between host and target.
# See bug 12708004.
$(combo_2nd_arch_prefix)HOST_GLOBAL_CFLAGS += -D__STDC_FORMAT_MACROS -D__STDC_CONSTANT_MACROS

$(combo_2nd_arch_prefix)HOST_NO_UNDEFINED_LDFLAGS := -Wl,--no-undefined


############################################################
## Macros after this line are shared by the 64-bit config.

# $(1): The file to check
define get-file-size
stat --format "%s" "$(1)" | tr -d '\n'
endef