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sortix--sortix/libc/signal/sigisemptyset.cpp

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/*******************************************************************************
Copyright(C) Jonas 'Sortie' Termansen 2013.
This file is part of the Sortix C Library.
The Sortix C Library is free software: you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation, either version 3 of the License, or (at your
option) any later version.
The Sortix C Library is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
License for more details.
You should have received a copy of the GNU Lesser General Public License
along with the Sortix C Library. If not, see <http://www.gnu.org/licenses/>.
signal/sigisemptyset.cpp
Tests whether this is the empty signal set.
*******************************************************************************/
#include <stdint.h>
#include <signal.h>
extern "C" int sigisemptyset(const sigset_t* set)
{
for ( size_t i = 0; i < sizeof(set->__val) / sizeof(set->__val[0]); i++ )
if ( set->__val[i] != 0 )
return 1;
return 0;
}