# if BR2_TOOLCHAIN_EXTERNAL config BR2_TOOLCHAIN_EXTERNAL_PATH string "External toolchain path" default "/path/to/staging_dir/usr" help Path to where the external toolchain is installed. config BR2_TOOLCHAIN_EXTERNAL_PREFIX string "External toolchain prefix" default "$(ARCH)-linux" help This the the external toolchain prefix. For example: armeb-unknown-linux-gnu, mipsel-unknown-linux-gnu, etc. choice prompt "Thread library implementation" default BR2_EXT_PTHREADS_OLD help Select the version of libpthreads used in the external toolchain. config BR2_EXT_PTHREADS_NONE bool prompt "none" config BR2_EXT_PTHREADS bool prompt "linuxthreads" config BR2_EXT_PTHREADS_OLD bool prompt "linuxthreads (stable/old)" config BR2_EXT_PTHREADS_NATIVE bool prompt "Native POSIX Threading (NPTL)" endchoice config BR2_LARGEFILE bool "Toolchain supports large files (> 2 GB) ?" depends on !BR2_cris default y help Set this option if the external toolchain supports large files (> 2 GB) config BR2_INET_IPV6 bool "Toolchain supports IPv6 ?" help Set this option if the external toolchain supports IPv6. config BR2_INET_RPC bool "Toolchain supports RPC ?" help Set this option if the external toolchain supports RPC. config BR2_SOFT_FLOAT bool "Toolchain supports soft float ?" depends on BR2_arm || BR2_armeb || BR2_mips || BR2_mipsel || BR2_powerpc help Set this option if the external toolchain supports soft float. config BR2_GCC_CROSS_CXX bool "Toolchain has C++ cross-compiler ?" help Set this option if the external toolchain has a C++ cross-compiler. config BR2_TARGET_OPTIMIZATION string "Target Optimizations" default "-Os -pipe" help Optimizations to use when building for the target host. endif