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OpenBSD fix

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git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/base/trunk@30489 72102866-910b-0410-8b05-ffd578937521
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Richard Frith-MacDonald 2010-05-30 16:06:04 +00:00
parent 5aa6838ebe
commit 2edc03af19
2 changed files with 16 additions and 1 deletions
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5
ChangeLog
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@ -1,3 +1,8 @@
2010-05-30 Richard Frith-Macdonald <rfm@gnu.org>
* Source/NSObject.h:
Floating point fix for openbsd suggested by Sebastian Reitenbach
2010-05-30 Wolfgang Lux <wolfgang.lux@gmail.com>
* Source/NSAttributedString.m (-initWithCoder:, -encodeWithCoder:):

12
Source/NSObject.m
View file

@ -1016,11 +1016,21 @@ objc_create_block_classes_as_subclasses_of(Class super) __attribute__((weak));
finalize_imp = get_imp(self, finalize_sel);
#endif
#if defined(__FreeBSD__) && defined(__i386__)
#if (defined(__FreeBSD__) || defined(__OpenBSD__)) && defined(__i386__)
// Manipulate the FPU to add the exception mask. (Fixes SIGFPE
// problems on *BSD)
// Note this only works on x86
# if defined(FE_INVALID)
fedisableexcept(FE_INVALID);
# else
{
volatile short cw;
__asm__ volatile ("fstcw (%0)" : : "g" (&cw));
cw |= 1; /* Mask 'invalid' exception */
__asm__ volatile ("fldcw (%0)" : : "g" (&cw));
}
# endif
#endif
#ifdef HAVE_LOCALE_H