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Cygwin: fix signal.h with _POSIX_C_SOURCE=1

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struct sigaction is POSIX.1-1990 but siginfo_t, which is used by its
sa_sigaction member, is POSIX.1b-1993.  Therefore it needs to be guarded
as well, and as part of a union, the struct size is protected.

Signed-off-by: Yaakov Selkowitz <yselkowi@redhat.com>
This commit is contained in:
Yaakov Selkowitz 2017-07-04 18:10:02 -05:00
parent 56c1cfa009
commit 8a508f301c
1 changed files with 2 additions and 0 deletions
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2
winsup/cygwin/include/cygwin/signal.h
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@ -325,7 +325,9 @@ struct sigaction
__extension__ union
{
_sig_func_ptr sa_handler; /* SIG_DFL, SIG_IGN, or pointer to a function */
#if __POSIX_VISIBLE >= 199309
void (*sa_sigaction) ( int, siginfo_t *, void * );
#endif
};
sigset_t sa_mask;
int sa_flags;