libc/uClibc: Add CUSTOM version and CUSTOM_LOCATION config options and GetCustom
CUSTOM_LOCATION config options only presented in menuconfig if component
CUSTOM version selected.
Signed-off-by: "David Holsgrove" <david.holsgrove@xilinx.com>
[yann.morin.1998@free.fr: fix indentation, don't patch custom dir location]
Signed-off-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
Message-Id: <712995e3e719fbbe24af.1349931201@localhost.localdomain>
PatchWork-Id: 190794
1 By Lennert Buytenhek <buytenh@wantstofly.org>
2 Adds support for arm*b-linux* big-endian ARM targets
4 See http://gcc.gnu.org/PR16350
6 --- gcc-4.4.2.orig/gcc/config/arm/linux-elf.h 2009-02-20 16:20:38.000000000 +0100
7 +++ gcc-4.4.2/gcc/config/arm/linux-elf.h 2009-12-31 14:19:20.000000000 +0100
10 #undef MULTILIB_DEFAULTS
11 #define MULTILIB_DEFAULTS \
12 - { "marm", "mlittle-endian", "mhard-float", "mno-thumb-interwork" }
13 + { "marm", TARGET_ENDIAN_OPTION, "mhard-float", "mno-thumb-interwork" }
15 /* Now we define the strings used to build the spec file. */
17 diff -ru gcc-4.4.2.orig/gcc/config.gcc gcc-4.4.2/gcc/config.gcc
18 --- gcc-4.4.2.orig/gcc/config.gcc 2009-12-31 14:43:17.000000000 +0100
19 +++ gcc-4.4.2/gcc/config.gcc 2010-01-05 09:27:42.000000000 +0100
21 tm_file="dbxelf.h elfos.h arm/unknown-elf.h arm/elf.h arm/linux-gas.h arm/uclinux-elf.h"
22 tmake_file="arm/t-arm arm/t-arm-elf"
25 + tm_defines="${tm_defines} TARGET_BIG_ENDIAN_DEFAULT=1"
30 tm_file="$tm_file arm/bpabi.h arm/uclinux-eabi.h"
31 tmake_file="$tmake_file arm/t-bpabi"