[Buildroot] [PATCHv2 10/10] toolchain-external: add publicly available musl toolchains

[Peter Korsgaard]

>>>>> "Thomas" == Thomas Petazzoni <thomas.petazzoni at free-electrons.com> writes:

 > This commit adds ten toolchains based on the musl C library that are
 > publicly available from the musl-cross project.

 > Signed-off-by: Thomas Petazzoni <thomas.petazzoni at free-electrons.com>
 > ---
 >  toolchain/toolchain-external/Config.in             | 30 ++++++++++++++++++++++
 >  toolchain/toolchain-external/toolchain-external.mk | 27 +++++++++++++++++++
 >  2 files changed, 57 insertions(+)

 > diff --git a/toolchain/toolchain-external/Config.in b/toolchain/toolchain-external/Config.in
 > index 0d8d9b9..0f78937 100644
 > --- a/toolchain/toolchain-external/Config.in
 > +++ b/toolchain/toolchain-external/Config.in
 > @@ -867,6 +867,26 @@ config BR2_TOOLCHAIN_EXTERNAL_LINARO_AARCH64_13_12
 >  	  Toolchain for the AArch64 architecture, from
 >  	  http://www.linaro.org/engineering/armv8/
 
 > +config BR2_TOOLCHAIN_EXTERNAL_MUSL_CROSS
 > +	bool "Musl toolchain"
 > +	depends on (BR2_arm && BR2_ARM_EABI) || (BR2_armeb && BR2_ARM_EABI) || \
 > +		(BR2_i386 && !BR2_x86_i386) || BR2_microblaze || BR2_mips || \
 > +		BR2_mipsel || BR2_powerpc || BR2_x86_64

The powerpc variant uses the classic ABI, so this should be
(BR2_powerpc && BR2_powerpc_CLASSIC)

 > +	depends on BR2_HOSTARCH = "x86_64" || BR2_HOSTARCH = "x86"
 > +	select BR2_TOOLCHAIN_EXTERNAL_MUSL
 > +	select BR2_INSTALL_LIBSTDCPP
 > +	select BR2_HOSTARCH_NEEDS_IA32_LIBS
 > +	select BR2_TOOLCHAIN_HEADERS_AT_LEAST_3_2
 > +	help
 > +	  Toolchain based on the Musl C library, provided by the
 > +	  musl-cross project. It uses gcc 4.8.2, binutils 2.24 and
 > +	  musl 1.0.0. It does not have a cross debugger included.
 > +
 > +	  The ARM toolchain is built for ARMv4t, soft-float.
 > +	  The x86 toolchain is built for i486.
 > +
 > +	  http://musl.codu.org/
 > +
 >  config BR2_TOOLCHAIN_EXTERNAL_CUSTOM
 >  	bool "Custom toolchain"
 >  	help
 > @@ -953,6 +973,16 @@ config BR2_TOOLCHAIN_EXTERNAL_PREFIX
 >  	default "bfin-linux-uclibc"	 if BR2_TOOLCHAIN_EXTERNAL_BLACKFIN_UCLINUX_2012R2 && BR2_BINFMT_FDPIC
 >  	default "bfin-uclinux"		 if BR2_TOOLCHAIN_EXTERNAL_BLACKFIN_UCLINUX_2013R1 && BR2_BINFMT_FLAT
 >  	default "bfin-linux-uclibc"	 if BR2_TOOLCHAIN_EXTERNAL_BLACKFIN_UCLINUX_2013R1 && BR2_BINFMT_FDPIC
 > +	default "arm-linux-musleabi"	 if BR2_TOOLCHAIN_EXTERNAL_MUSL_CROSS && BR2_arm
 > +	default "armeb-linux-musleabi"	 if BR2_TOOLCHAIN_EXTERNAL_MUSL_CROSS && BR2_armeb
 > +	default "i486-linux-musl"	 if BR2_TOOLCHAIN_EXTERNAL_MUSL_CROSS && BR2_i386
 > +	default "microblaze-linux-musl"	 if BR2_TOOLCHAIN_EXTERNAL_MUSL_CROSS && BR2_microblaze
 > +	default "mips-linux-musl"	 if BR2_TOOLCHAIN_EXTERNAL_MUSL_CROSS && (BR2_mips && !BR2_SOFT_FLOAT)
 > +	default "mips-sf-linux-musl"	 if BR2_TOOLCHAIN_EXTERNAL_MUSL_CROSS && (BR2_mips && BR2_SOFT_FLOAT)
 > +	default "mipsel-linux-musl"	 if BR2_TOOLCHAIN_EXTERNAL_MUSL_CROSS && (BR2_mipsel && !BR2_SOFT_FLOAT)
 > +	default "mipsel-sf-linux-musl"	 if BR2_TOOLCHAIN_EXTERNAL_MUSL_CROSS && (BR2_mipsel && BR2_SOFT_FLOAT)
 > +	default "powerpc-linux-musl-gcc" if BR2_TOOLCHAIN_EXTERNAL_MUSL_CROSS && BR2_powerpc

The '-gcc' part shouldn't be there.

Committed with that fixed, thanks.

Tested with arm-versatile / ppc-g3beige / mipsel-malta / x86 qemu
defconfigs.

-- 
Bye, Peter Korsgaard