100 lines
3.5 KiB
Makefile
100 lines
3.5 KiB
Makefile
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# Copyright (C) 2007-2015 Apple Inc. All rights reserved.
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# Copyright (C) 2006 Apple Computer, Inc. All rights reserved.
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#
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# This document is the property of Apple Inc.
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# It is considered confidential and proprietary.
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#
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# This document may not be reproduced or transmitted in any form,
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# in whole or in part, without the express written permission of
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# Apple Inc.
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#
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################################################################################
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# Configuration common to all makefiles
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#
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# Note that use of '=' assignment is intentional for COPTFLAGS and DEPLOYMENT_TARGET_FLAGS,
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# allowing either to be overridden at make invocation for local development purposes.
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# Clang has the concept of "smaller even if it's slightly slower". Use it.
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COPTFLAGS = -Oz
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# Use these flags to get almost useable stack traces
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#COPTFLAGS = -O1 -fno-omit-frame-pointer -fno-optimize-sibling-calls
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# Use latest compiler runtime.
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ifneq ($(RC_XBS), YES)
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ifeq ($(SDK_PRODUCT_NAME),Watch OS)
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DEPLOYMENT_TARGET_FLAGS = -mwatchos-version-min=$(SDKVERSION)
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else
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ifeq ($(SDK_PRODUCT_NAME),Apple TVOS)
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DEPLOYMENT_TARGET_FLAGS = -mtvos-version-min=$(SDKVERSION)
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else
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ifeq ($(SDK_PRODUCT_NAME),iPhone OS)
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DEPLOYMENT_TARGET_FLAGS = -miphoneos-version-min=$(SDKVERSION)
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endif
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endif
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endif
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endif
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GLOBAL_INCLUDES := include include/posix include/gcc include/c++ $(OBJROOT)/build/include
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EXTERNAL_INCLUDES := $(SDKROOT)/usr/local/include/
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GLOBAL_CFLAGS := -static $(COPTFLAGS) -mno-implicit-float
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GLOBAL_CFLAGS += -ffreestanding
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GLOBAL_CFLAGS += -fno-common # catches multiple declarations of global variables
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GLOBAL_CFLAGS += -funsigned-char -fno-strict-aliasing
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GLOBAL_CFLAGS += -fstack-protector-strong
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CEXTRAFLAGS := -nostdinc -std=gnu11
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CPPEXTRAFLAGS := -nostdinc++ -fno-exceptions -fno-rtti -std=gnu++98
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CWARNFLAGS := -Werror -W -Wall -Wbuiltin-memcpy-chk-size -Wno-multichar -Wno-unused-parameter -Wno-unused-function -Wno-int-to-void-pointer-cast -Wno-tautological-constant-out-of-range-compare
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CPPWARNFLAGS := -Werror -W -Wall -Wno-multichar -Wno-unused-parameter -Wno-unused-function
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# Allow GNU-isms.
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CWARNFLAGS += -Wno-gnu
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CPPWARNFLAGS += -Wno-gnu
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GLOBAL_ASFLAGS := -D__ASSEMBLY__ -Dglobal=globl -Dword=long
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GLOBAL_ASFLAGS += -integrated-as
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GLOBAL_ALLFLAGS := -g -DIBOOT=1 $(DEPLOYMENT_TARGET_FLAGS)
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GLOBAL_LDFLAGS := -Wl,-new_linker -Wl,-preload -Wl,-merge_zero_fill_sections
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GLOBAL_LDFLAGS += -static -nostartfiles -dead_strip -e _start -nodefaultlibs
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GLOBAL_LDFLAGS += $(DEPLOYMENT_TARGET_FLAGS)
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GLOBAL_LDFLAGS += -Wl,-sectalign,__TEXT,__cstring,40
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GLOBAL_LDFLAGS += -Wl,-sectalign,__DATA,__data,40
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GLOBAL_LDFLAGS += -Wl,-sectalign,__DATA,__zerofill,40
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#// Hack while waiting for <rdar://problem/16136513> No const variables should end up in __DATA
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GLOBAL_LDFLAGS += -Wl,-rename_section,__DATA,__const,__TEXT,__const2
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GLOBAL_LDFORCELIBS :=
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LIBRARY_LDFLAGS := -Wl,-new_linker -static -nostartfiles -nodefaultlibs -r
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ANALYZERFLAGS = --analyze -D__clang_analyzer__
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ifneq ($(ANALYZE_FORMAT),text)
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ANALYZERFLAGS += -Xanalyzer -analyzer-output=html
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ANALYZERFLAGS += -o $(OBJROOT)/build/analyzer-html
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else
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ANALYZERFLAGS += -Xanalyzer -analyzer-output=text
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endif
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ifneq ($(ANALYZE_VERBOSE),YES)
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ANALYZERFLAGS += -Xclang -analyzer-disable-checker -Xclang deadcode.DeadStores
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endif
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ifeq ($(SANITIZE),YES)
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SANITIZE_CFLAGS := -fsanitize=address
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SANITIZE_LDFLAGS := -fsanitize=address
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endif
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# Build host platform-specfic stuff here
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ifeq ($(BUILD_OS),linux)
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# uint64_t is long on Linux, long long on Darwin
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# so just disable format string warnings on Linux
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CWARNFLAGS += -Wno-format
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endif
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