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/* ABI compatibility for 'fcntl' symbol in libpthread ABI.
Copyright (C) 2018 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU 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 2.1 of the License, or (at your option) any later version.
The GNU 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 GNU C Library; if not, see
<http://www.gnu.org/licenses/>. */
#include <fcntl.h>
#include <stdarg.h>
#include <shlib-compat.h>
/* libpthread once had its own fcntl, though there was no apparent reason
for it. There is no use in having a separate symbol in libpthread, but
the historical ABI requires it. For static linking, there is no need to
provide anything here--the libc version will be linked in. For shared
library ABI compatibility, there must be __fcntl and fcntl symbols in
libpthread.so. */
#if SHLIB_COMPAT (libpthread, GLIBC_2_0, GLIBC_2_28)
static int
fcntl_compat (int fd, int cmd, ...)
{
void *arg;
va_list ap;
va_start (ap, cmd);
arg = va_arg (ap, void *);
va_end (ap);
return __libc_fcntl (fd, cmd, arg);
}
weak_alias (fcntl_compat, fcntl_alias)
compat_symbol (libpthread, fcntl_alias, fcntl, GLIBC_2_0);
weak_alias (fcntl_compat, __fcntl_alias)
compat_symbol (libpthread, __fcntl_alias, __fcntl, GLIBC_2_0);
#endif
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