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[/] [open8_urisc/] [trunk/] [gnu/] [binutils/] [libiberty/] [sigsetmask.c] - Blame information for rev 21

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1 21 khays
/* Version of sigsetmask.c
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   Written by Steve Chamberlain (sac@cygnus.com).
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   Contributed by Cygnus Support.
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   This file is in the public doamin. */
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/*
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@deftypefn Supplemental int sigsetmask (int @var{set})
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Sets the signal mask to the one provided in @var{set} and returns
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the old mask (which, for libiberty's implementation, will always
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be the value @code{1}).
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@end deftypefn
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*/
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#define _POSIX_SOURCE
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#include <ansidecl.h>
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/* Including <sys/types.h> seems to be needed by ISC. */
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#include <sys/types.h>
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#include <signal.h>
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extern void abort (void) ATTRIBUTE_NORETURN;
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#ifdef SIG_SETMASK
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int
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sigsetmask (int set)
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{
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    sigset_t new_sig;
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    sigset_t old_sig;
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    sigemptyset (&new_sig);
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    if (set != 0) {
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      abort();  /* FIXME, we don't know how to translate old mask to new */
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    }
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    sigprocmask(SIG_SETMASK, &new_sig, &old_sig);
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    return 1;   /* FIXME, we always return 1 as old value.  */
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}
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#endif

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