kumquat-buildroot/package/libftdi/Config.in
Thomas Petazzoni 1e1333fd8f libftdi: remove BR2_ARCH_HAS_ATOMICS dependency
In commit 669ce8c75e ("libftdi: add
dependency on atomic operations"), a dependency on
BR2_ARCH_HAS_ATOMICS was added to the libftdi package to fix a build
failure occuring on the ARC architecture due to the missing
__sync_fetch_and_add_4 function:

../ftdipp/.libs/libftdipp.so: undefined reference to `__sync_fetch_and_add_4'

However, today, even on the SPARC architecture that does not implement
any of the __sync built-ins, libftdi and its C++ binding libftdipp
build fine. ARC was also tested and builds fine.

Therefore, we remove the BR2_ARCH_HAS_ATOMICS dependency from libftdi,
and also from flashrom, in which it was only present due to the
selection of libftdi. Note that anyway flashrom is available only for
i386 and x86_64, both of which implement all the __sync built-ins.

Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Reviewed-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
Tested-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
2016-01-26 21:25:38 +01:00

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config BR2_PACKAGE_LIBFTDI
bool "libftdi"
depends on BR2_TOOLCHAIN_HAS_THREADS # libusb
select BR2_PACKAGE_LIBUSB
select BR2_PACKAGE_LIBUSB_COMPAT
help
Userspace access to FTDI USB interface chips
http://www.intra2net.com/en/developer/libftdi/index.php
if BR2_PACKAGE_LIBFTDI
config BR2_PACKAGE_LIBTFDI_CPP
bool "C++ bindings"
depends on BR2_INSTALL_LIBSTDCPP
depends on BR2_PACKAGE_BOOST_ARCH_SUPPORTS
depends on BR2_USE_WCHAR
select BR2_PACKAGE_BOOST
help
C++ bindings for libftdi
comment "libftdi C++ bindings need a toolchain w/ wchar, C++"
depends on BR2_PACKAGE_BOOST_ARCH_SUPPORTS
depends on !BR2_USE_WCHAR || !BR2_INSTALL_LIBSTDCPP
endif # BR2_PACKAGE_LIBFTDI
comment "libftdi needs a toolchain w/ threads"
depends on !BR2_TOOLCHAIN_HAS_THREADS