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LibC+LibELF: Move getauxval and AT_* flags to sys/auxv.h

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Idan Horowitz 2021-10-28 00:45:42 +03:00 • committed by Andreas Kling
parent f22787dd39
commit f12da0af13
6 changed files with 79 additions and 52 deletions
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25
Userland/Libraries/LibC/sys/auxv.cpp Normal file
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@ -0,0 +1,25 @@
/*
* Copyright (c) 2021, Idan Horowitz <idan.horowitz@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <errno.h>
#include <sys/auxv.h>
#include <sys/internals.h>
extern "C" {
long getauxval(long type)
{
errno = 0;
auxv_t* auxvp = (auxv_t*)__auxiliary_vector;
for (; auxvp->a_type != AT_NULL; ++auxvp) {
if (auxvp->a_type == type)
return auxvp->a_un.a_val;
}
errno = ENOENT;
return 0;
}
}