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config BR2_PACKAGE_LTTNG_LIBUST
	bool "lttng-libust"
	select BR2_PACKAGE_LIBURCU
	select BR2_PACKAGE_UTIL_LINUX
	select BR2_PACKAGE_UTIL_LINUX_LIBUUID
	# util-linux needs wchar and largefile
	depends on BR2_USE_WCHAR
	depends on BR2_LARGEFILE
	# liburcu only works on some architectures and requires threads support"
	depends on BR2_arm || BR2_armeb || BR2_i386 || BR2_powerpc || BR2_x86_64
	depends on !BR2_TOOLCHAIN_HAS_GCC_BUG_58854 # liburcu/gcc-4.8.x bug
	depends on BR2_TOOLCHAIN_HAS_THREADS
	help
	  Userspace tracing library for the Lttng tracing
	  infrastructure. It allows userspace programs to create
	  custom trace events that are integrated with all other
	  events gathered by LTTng.

	  http://lttng.org

comment "lttng-libust needs a toolchain w/ wchar, largefile, threads"
	depends on BR2_arm || BR2_armeb || BR2_i386 || BR2_powerpc || BR2_x86_64
	depends on !BR2_USE_WCHAR || !BR2_LARGEFILE || !BR2_TOOLCHAIN_HAS_THREADS
	depends on !BR2_TOOLCHAIN_HAS_GCC_BUG_58854 # liburcu/gcc-4.8.x bug

comment "lttng-libust needs a toolchain not affected by GCC bug 58854"
	depends on BR2_TOOLCHAIN_HAS_GCC_BUG_58854