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04277e02d7
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50 lines
1.7 KiB
C
50 lines
1.7 KiB
C
/* ABI compatibility for 'fcntl' symbol in libpthread ABI.
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Copyright (C) 2018-2019 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<http://www.gnu.org/licenses/>. */
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#include <fcntl.h>
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#include <stdarg.h>
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#include <shlib-compat.h>
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/* libpthread once had its own fcntl, though there was no apparent reason
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for it. There is no use in having a separate symbol in libpthread, but
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the historical ABI requires it. For static linking, there is no need to
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provide anything here--the libc version will be linked in. For shared
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library ABI compatibility, there must be __fcntl and fcntl symbols in
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libpthread.so. */
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#if SHLIB_COMPAT (libpthread, GLIBC_2_0, GLIBC_2_28)
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static int
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fcntl_compat (int fd, int cmd, ...)
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{
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void *arg;
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va_list ap;
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va_start (ap, cmd);
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arg = va_arg (ap, void *);
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va_end (ap);
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return __libc_fcntl64 (fd, cmd, arg);
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}
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weak_alias (fcntl_compat, fcntl_alias)
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compat_symbol (libpthread, fcntl_alias, fcntl, GLIBC_2_0);
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weak_alias (fcntl_compat, __fcntl_alias)
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compat_symbol (libpthread, __fcntl_alias, __fcntl, GLIBC_2_0);
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#endif
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