7603f9d38a
uClibc pretends to implement <fenv.h> as it installs the header, but in practice, it only implements the functions for i386. This makes gsl unhappy as it detects fenv.h, but then cannot use the fenv functions. Fixes: http://autobuild.buildroot.org/results/732cc07faeca2a9098dc5106e8f654eb1323451a/build-end.log Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com> Signed-off-by: Peter Korsgaard <jacmet@sunsite.dk>
27 lines
860 B
Makefile
27 lines
860 B
Makefile
#############################################################
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#
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# gnu gsl
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#
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#############################################################
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GSL_VERSION = 1.15
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GSL_SOURCE = gsl-$(GSL_VERSION).tar.gz
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GSL_SITE = $(BR2_GNU_MIRROR)/gsl
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GSL_INSTALL_STAGING = YES
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GSL_LICENSE = GPLv3
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GSL_LICENSE_FILES = COPYING
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# uClibc pretends to have fenv support as it installs <fenv.h>, but in
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# practice, it only implements it for i386. Problem reported upstream
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# at: http://lists.busybox.net/pipermail/uclibc/2012-October/047067.html.
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# So we tell gsl that fenv related functions are not available in this
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# case.
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ifeq ($(BR2_TOOLCHAIN_BUILDROOT)$(BR2_TOOLCHAIN_EXTERNAL_UCLIBC)$(BR2_TOOLCHAIN_CTNG_uClibc),y)
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ifneq ($(BR2_i386),y)
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GSL_CONF_ENV = \
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ac_cv_have_decl_feenableexcept=no \
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ac_cv_have_decl_fesettrapenable=no
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endif
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endif
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$(eval $(autotools-package))
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