config BR2_PACKAGE_CLAPACK
	bool "cblas/clapack"
	depends on BR2_LARGEFILE
	depends on !(BR2_mips || BR2_mipsel || BR2_mips64 || BR2_mips64el)
	# _fpu_control is used on PowerPC, but not available with
	# uClibc
	depends on !(BR2_powerpc && BR2_TOOLCHAIN_USES_UCLIBC)
	# disable clapack on blackfin, it triggers "undefined symbol" failure
	# because of the "_" symbol prefix:
	# http://autobuild.buildroot.net/results/a28df0ba10803e6e54c2f8160bbd8190cba4d690/
	depends on !BR2_bfin
	help
	  BLAS and LAPACK C implementation (f2c'ed version of).

	  http://www.netlib.org/clapack/

config BR2_PACKAGE_CLAPACK_ARITH_H
	string "Custom BLAS arith.h"
	depends on BR2_PACKAGE_CLAPACK
	help
	  To optimize BLAS library for the hardware, an 'arith.h' header should
	  be provided.

	  If empty, the library will not be optimized by the compiler.

	  In any case an 'arithchk' program is built (but not installed), to be run
	  on the target to generate this arith.h header.

comment "cblas/clapack needs a toolchain w/ largefile"
	depends on !BR2_LARGEFILE
	depends on !BR2_bfin
	depends on !(BR2_mips || BR2_mipsel || BR2_mips64 || BR2_mips64el)
	depends on !(BR2_powerpc && BR2_TOOLCHAIN_USES_UCLIBC)