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path: root/toolchain/Config.in
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#

menuconfig EXTERNAL_TOOLCHAIN
	bool
	prompt "Use external toolchain"  if DEVEL
	help
	  If enabled, OpenWrt will compile using an existing toolchain instead of compiling one

	config NATIVE_TOOLCHAIN
		bool
		prompt "Use host's toolchain"  if DEVEL
		depends EXTERNAL_TOOLCHAIN
		select NO_STRIP
		help
		  If enabled, OpenWrt will compile using the native toolchain for your host instead of compiling one

	config TARGET_NAME
		string
		prompt "Target name"  if DEVEL
		depends EXTERNAL_TOOLCHAIN && !NATIVE_TOOLCHAIN
		default "arm-unknown-linux-gnu"      if arm
		default "armeb-unknown-linux-gnu"    if armeb
		default "i486-unknown-linux-gnu"     if i386
		default "mips-unknown-linux-gnu"     if mips
		default "mipsel-unknown-linux-gnu"   if mipsel
		default "powerpc-unknown-linux-gnu"  if powerpc
		default "x86_64-unknown-linux-gnu"   if x86_64

	config TOOLCHAIN_PREFIX
		string
		prompt "Toolchain prefix"  if DEVEL
		depends EXTERNAL_TOOLCHAIN && !NATIVE_TOOLCHAIN
		default "arm-unknown-linux-gnu-"      if arm
		default "armeb-unknown-linux-gnu-"    if armeb
		default "i486-unknown-linux-gnu-"     if i386
		default "mips-unknown-linux-gnu-"     if mips
		default "mipsel-unknown-linux-gnu-"   if mipsel
		default "powerpc-unknown-linux-gnu-"  if powerpc
		default "x86_64-unknown-linux-gnu-"   if x86_64

	config TOOLCHAIN_ROOT
		string
		prompt "Toolchain root"  if DEVEL
		depends EXTERNAL_TOOLCHAIN && !NATIVE_TOOLCHAIN
		default "/opt/cross/arm-unknown-linux-gnu"      if arm
		default "/opt/cross/armeb-unknown-linux-gnu"    if armeb
		default "/opt/cross/i486-unknown-linux-gnu"     if i386
		default "/opt/cross/mips-unknown-linux-gnu"     if mips
		default "/opt/cross/mipsel-unknown-linux-gnu"   if mipsel
		default "/opt/cross/powerpc-unknown-linux-gnu"  if powerpc
		default "/opt/cross/x86_64-unknown-linux-gnu"   if x86_64

	config TOOLCHAIN_BIN_PATH
		string
		prompt "Toolchain program path"  if DEVEL
		depends EXTERNAL_TOOLCHAIN && !NATIVE_TOOLCHAIN
		default "./usr/bin ./bin"
		help
		  Specify additional directories searched for toolchain binaries (override PATH)
		  Use ./DIR for directories relative to the root above

	config TOOLCHAIN_INC_PATH
		string
		prompt "Toolchain include path"  if DEVEL
		depends EXTERNAL_TOOLCHAIN && !NATIVE_TOOLCHAIN
		default "./usr/include ./include"
		help
		  Specify additional directories searched for header files (override CPPFLAGS)
		  Use ./DIR for directories relative to the root above

	config TOOLCHAIN_LIB_PATH
		string
		prompt "Toolchain library path"  if DEVEL
		depends EXTERNAL_TOOLCHAIN && !NATIVE_TOOLCHAIN
		default "./usr/lib ./lib"
		help
		  Specify additional directories searched for libraries (override LDFLAGS)
		  Use ./DIR for directories relative to the root above

config NEED_TOOLCHAIN
	bool
	depends DEVEL
	default y if !EXTERNAL_TOOLCHAIN

menuconfig TOOLCHAINOPTS
	bool "Toolchain Options"  if DEVEL
	depends NEED_TOOLCHAIN

menuconfig EXTRA_TARGET_ARCH
	bool
	prompt "Enable an extra toolchain target architecture" if TOOLCHAINOPTS
	depends !sparc
	default y	if powerpc64
	default n
	help
	  Some builds may require a 'biarch' toolchain. This option
	  allows you to specify an additional target arch.

	  Most people will answer N here.

	config EXTRA_TARGET_ARCH_NAME
		string
		default "powerpc64"	if powerpc64
		prompt "Extra architecture name" if EXTRA_TARGET_ARCH
		help
		  Specify the cpu name (eg powerpc64 or x86_64) of the
		  additional target architecture.

	config EXTRA_TARGET_ARCH_OPTS
		string
		default "-m64"		if powerpc64
		prompt "Extra architecture compiler options" if EXTRA_TARGET_ARCH
		help
		  If you're specifying an addition target architecture,
		  you'll probably need to also provide options to make
		  the compiler use this alternate arch.

		  For example, if you're building a compiler that can build
		  both powerpc and powerpc64 binaries, you'll need to
		  specify -m64 here.

comment "Binary tools"
	depends TOOLCHAINOPTS

source "toolchain/binutils/Config.in"

comment "Compiler"
	depends TOOLCHAINOPTS

source "toolchain/gcc/Config.in"

comment "C Library"
	depends TOOLCHAINOPTS

choice
	prompt "C Library implementation" if TOOLCHAINOPTS
	default USE_UCLIBC
	help
	  Select the C library implementation.

	config USE_EGLIBC
		bool "Use eglibc"
		depends !avr32
	
	config USE_GLIBC
		bool "Use glibc"
		depends !avr32
	
	config USE_UCLIBC
		bool "Use uClibc"

endchoice

source "toolchain/eglibc/Config.in"
source "toolchain/glibc/Config.in"
source "toolchain/uClibc/Config.in"

comment "Debuggers"
	depends TOOLCHAINOPTS

config GDB
	bool
	depends !avr32
	prompt "Build gdb" if TOOLCHAINOPTS
	default n
	help
		Enable if you want to build the gdb

config INSIGHT
	bool
	prompt "Build insight-gdb" if TOOLCHAINOPTS
	select GDB
	default n
	help
		Enable if you want to build insight-gdb

config USE_UCLIBC
	bool
	default y if !TOOLCHAINOPTS && !EXTERNAL_TOOLCHAIN && !NATIVE_TOOLCHAIN

config USE_EXTERNAL_LIBC
	bool
	default y if EXTERNAL_TOOLCHAIN || NATIVE_TOOLCHAIN

source "toolchain/gcc/Config.version"

source "toolchain/eglibc/Config.version"
source "toolchain/glibc/Config.version"
source "toolchain/uClibc/Config.version"

config LIBC
	string
	default "eglibc"  if USE_EGLIBC
	default "glibc"   if USE_GLIBC
	default "uClibc"  if USE_UCLIBC

config LIBC_VERSION
	string
	default EGLIBC_VERSION  if USE_EGLIBC
	default GLIBC_VERSION   if USE_GLIBC
	default UCLIBC_VERSION  if USE_UCLIBC

config TARGET_SUFFIX
	string
	default "gnueabi"         if (USE_EGLIBC || USE_GLIBC) && (arm || armeb)
	default "gnu"             if (USE_EGLIBC || USE_GLIBC) && !(arm || armeb)
	default "uclibcgnueabi"   if USE_UCLIBC && (arm || armeb)
	default "uclibc"          if USE_UCLIBC && !(arm || armeb)