ddcfc49350
NPTL is not yet supported for ARC. Signed-off-by: Mischa Jonker <mjonker@synopsys.com> Signed-off-by: Peter Korsgaard <jacmet@sunsite.dk>
125 lines
3.6 KiB
Groff
125 lines
3.6 KiB
Groff
# Buildroot backend specific options
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if BR2_TOOLCHAIN_BUILDROOT
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comment "Toolchain Options"
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config BR2_TOOLCHAIN_BUILDROOT_LARGEFILE
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bool "Enable large file (files > 2 GB) support"
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select BR2_LARGEFILE
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help
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Enable this option if you want your toolchain to support
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files bigger than 2 GB.
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config BR2_TOOLCHAIN_BUILDROOT_INET_IPV6
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bool "Enable IPv6 support"
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select BR2_INET_IPV6
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help
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Enable this option if you want your toolchain to support
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IPv6.
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config BR2_TOOLCHAIN_BUILDROOT_INET_RPC
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bool "Enable RPC support"
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select BR2_TOOLCHAIN_HAS_NATIVE_RPC
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help
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Enable this option if you want your toolchain to support
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RPC (needed for NFS, for example).
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config BR2_TOOLCHAIN_BUILDROOT_WCHAR
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bool "Enable WCHAR support"
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select BR2_USE_WCHAR
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help
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Enable this option if you want your toolchain to support
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wide characters (i.e characters longer than 8 bits, needed
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for locale support).
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config BR2_TOOLCHAIN_BUILDROOT_LOCALE
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bool "Enable toolchain locale/i18n support"
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select BR2_TOOLCHAIN_BUILDROOT_WCHAR
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select BR2_ENABLE_LOCALE
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help
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Enable this option if you want your toolchain to support
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localization and internationalization.
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config BR2_TOOLCHAIN_BUILDROOT_CXX
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bool "Enable C++ support"
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select BR2_INSTALL_LIBSTDCPP
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depends on !(! BR2_GCC_SUPPORTS_FINEGRAINEDMTUNE && \
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BR2_TOOLCHAIN_BUILDROOT_LOCALE && \
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BR2_UCLIBC_VERSION_0_9_31)
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help
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Enable this option if you want your toolchain to support the
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C++ language and you want C++ libraries to be installed on
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your target system.
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comment "C++ support broken in uClibc 0.9.31 with locale enabled with gcc 4.2"
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depends on !BR2_GCC_SUPPORTS_FINEGRAINEDMTUNE && \
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BR2_TOOLCHAIN_BUILDROOT_LOCALE && \
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BR2_UCLIBC_VERSION_0_9_31
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config BR2_TOOLCHAIN_BUILDROOT_USE_SSP
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bool "Enable stack protection support"
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help
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Enable stack smashing protection support using GCCs
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-fstack-protector[-all] option.
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See http://www.linuxfromscratch.org/hints/downloads/files/ssp.txt
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for details.
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choice
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prompt "Thread library implementation"
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default BR2_PTHREADS_NATIVE if (!BR2_UCLIBC_VERSION_0_9_31) && !BR2_ARM_OABI && !(BR2_avr32 || BR2_xtensa)
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default BR2_PTHREADS_OLD
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help
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Use this option to select the thread library implementation
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that should be used in your toolchain. Not all thread
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variants work with all versions of uClibc, the "linuxthreads
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(stable/old)" may be a working fallback if you need
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threading at all.
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config BR2_PTHREADS_NONE
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bool "none"
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config BR2_PTHREADS
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bool "linuxthreads"
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depends on !BR2_xtensa
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select BR2_TOOLCHAIN_HAS_THREADS
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config BR2_PTHREADS_OLD
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bool "linuxthreads (stable/old)"
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select BR2_TOOLCHAIN_HAS_THREADS
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config BR2_PTHREADS_NATIVE
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bool "Native POSIX Threading (NPTL)"
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select BR2_TOOLCHAIN_HAS_THREADS
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depends on !BR2_UCLIBC_VERSION_0_9_31
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depends on !BR2_ARM_OABI
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depends on !BR2_x86_i386
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depends on !BR2_avr32
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depends on !BR2_xtensa
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depends on !BR2_arc
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endchoice
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config BR2_PTHREAD_DEBUG
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bool "Thread library debugging"
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depends on BR2_PTHREADS || BR2_PTHREADS_OLD || BR2_PTHREADS_NATIVE
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select BR2_TOOLCHAIN_HAS_THREADS_DEBUG
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help
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Build the thread library with debugging enabled.
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source "toolchain/elf2flt/Config.in"
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config BR2_VFP_FLOAT
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bool "Use ARM Vector Floating Point unit"
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depends on !BR2_SOFT_FLOAT
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depends on BR2_arm || BR2_armeb
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help
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Setting this option will enable the "-mfpu=vfp" option.
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If your ARM CPU has a Vector Floating Point Unit (VFP)
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and the toolchain supports the option, then the
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code can be optimized.
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Most people will answer N.
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endif
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