eca0668a8c
We need to tell Xcode which architectures it should set up pre-link dependencies for, as well as run the rename script in the root object file directory. We pass it the current architectures so that we only rename main() for simulator or device, not both. Change-Id: I095d7c8a22ff0cb2ce872c9a86c93a070c1fcc65 Reviewed-by: Oswald Buddenhagen <oswald.buddenhagen@theqtcompany.com> Reviewed-by: Richard Moe Gustavsen <richard.gustavsen@digia.com>
84 lines
3.3 KiB
Bash
Executable File
84 lines
3.3 KiB
Bash
Executable File
#!/bin/bash
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#############################################################################
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##
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## Copyright (C) 2014 Digia Plc and/or its subsidiary(-ies).
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## Contact: http://www.qt-project.org/legal
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##
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## This file is the build configuration utility of the Qt Toolkit.
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##
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## $QT_BEGIN_LICENSE:LGPL$
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## Commercial License Usage
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## Licensees holding valid commercial Qt licenses may use this file in
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## accordance with the commercial license agreement provided with the
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## Software or, alternatively, in accordance with the terms contained in
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## a written agreement between you and Digia. For licensing terms and
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## conditions see http://qt.digia.com/licensing. For further information
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## use the contact form at http://qt.digia.com/contact-us.
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##
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## GNU Lesser General Public License Usage
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## Alternatively, this file may be used under the terms of the GNU Lesser
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## General Public License version 2.1 as published by the Free Software
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## Foundation and appearing in the file LICENSE.LGPL included in the
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## packaging of this file. Please review the following information to
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## ensure the GNU Lesser General Public License version 2.1 requirements
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## will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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##
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## In addition, as a special exception, Digia gives you certain additional
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## rights. These rights are described in the Digia Qt LGPL Exception
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## version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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##
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## GNU General Public License Usage
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## Alternatively, this file may be used under the terms of the GNU
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## General Public License version 3.0 as published by the Free Software
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## Foundation and appearing in the file LICENSE.GPL included in the
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## packaging of this file. Please review the following information to
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## ensure the GNU General Public License version 3.0 requirements will be
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## met: http://www.gnu.org/copyleft/gpl.html.
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##
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##
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## $QT_END_LICENSE$
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##
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#############################################################################
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if [ $# -ne 2 ]; then
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echo "$0: wrong number of arguments for internal tool used by iOS mkspec"
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else
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arch_paths=""
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for a in $2; do
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arch_paths="$arch_paths $1/$a"
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done
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for f in $(find $arch_paths -name '*.o'); do
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# Skip object files without the _main symbol
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nm $f 2>/dev/null | grep -q 'T _main$' || continue
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fname=${f#$1/}
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file -b $f | grep -qi 'llvm bit-code' && \
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(cat \
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<<EOF >&2
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$f:: error: The file '$fname' contains LLVM bitcode, not object code. Automatic main() redirection could not be applied.
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note: This is most likely due to the use of link-time optimization (-flto). Please disable LTO, or work around the \
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issue by manually renaming your main() function to qtmn():
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#ifdef Q_OS_IOS
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extern "C" int qtmn(int argc, char *argv[])
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#else
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int main(int argc, char *argv[])
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#endif
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EOF
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) && exit 1
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echo "Found main() in $fname"
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strings -t d - $f | grep '_main\(\.eh\)\?$' | while read match; do
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offset=$(echo $match | cut -d ' ' -f 1)
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symbol=$(echo $match | cut -d ' ' -f 2)
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echo " Renaming '$symbol' at offset $offset to '${symbol/main/qtmn}'"
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# In-place rename the string (keeping the same length)
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printf '_qtmn' | dd of=$f bs=1 seek=$offset conv=notrunc >/dev/null 2>&1
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done
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done
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fi |