/****************************************************************************
**
** Copyright (C) 2017 Intel Corporation.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the QtCore module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
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** accordance with the commercial license agreement provided with the
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** a written agreement between you and The Qt Company. For licensing terms
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** information use the contact form at https://www.qt.io/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 3 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL3 included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 3 requirements
** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 2.0 or (at your option) the GNU General
** Public license version 3 or any later version approved by the KDE Free
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** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-2.0.html and
** https://www.gnu.org/licenses/gpl-3.0.html.
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** $QT_END_LICENSE$
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****************************************************************************/

#include "private/qglobal_p.h"

/* Copied from #include <elf.h>:
 */
#define ELF_NOTE_GNU            "GNU"
#define NT_GNU_ABI_TAG          1
#define ELF_NOTE_OS_LINUX       0

#ifdef __arm__
#  define progbits              %progbits
#  define note                  %note
#else
#  define progbits              @progbits
#  define note                  @note
#endif

/* Add information for the ELF dynamic linker what the minimum Linux version
 * required for Qt is.
 *
 * The .note.ABI-tag note section is defined at
 *  https://refspecs.linuxfoundation.org/LSB_5.0.0/LSB-Core-generic/LSB-Core-generic/noteabitag.html
 */

    .section    ".note.GNU-stack", "", progbits
    .section    ".note.ABI-tag", "a", note
    .align      4       /* we have 32-bit data */

/*  * For the format of the note section's contents, see Elf32_Nhdr / Elf64_Nhdr */
    .long       .Lnameend-.Lname        /* n_namesz */
    .long       16                      /* n_descsz(16 bytes, normative) */
    .long       NT_GNU_ABI_TAG          /* n_type */

.Lname:
    .asciz      ELF_NOTE_GNU
.Lnameend:

/* Operating systems: */
    .long       ELF_NOTE_OS_LINUX

/* Minimum Linux kernel version:
 * We require the following features in Qt (unconditional, no fallback):
 *   Feature                    Added in version        Macro
 * - inotify_init1              before 2.6.12-rc12
 * - futex(2)                   before 2.6.12-rc12
 * - linkat(2)                  2.6.17                  O_TMPFILE
 * - FUTEX_PRIVATE_FLAG         2.6.22
 * - O_CLOEXEC                  2.6.23
 * - eventfd                    2.6.23
 * - pipe2 & dup3               2.6.27
 * - accept4                    2.6.28
 * - renameat2                  3.16                    QT_CONFIG(renameat2)
 * - getrandom                  3.17                    QT_CONFIG(getentropy)
 */

#if QT_CONFIG(getentropy)
    .long       3
    .long       17
    .long       0
#elif QT_CONFIG(renameat2)
    .long       3
    .long       16
    .long       0
#else
    .long       2
    .long       6
    .long       28
#endif