linux-sgx-trts-modified/sdk/cpprt/linux/libunwind/autogen-linux.sh

#!/usr/bin/env bash
#
# Copyright (C) 2011-2018 Intel Corporation. All rights reserved.
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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#


set -x

srcdir=`dirname $0`
[ -z "$srcdir" ] && srcdir=.

ORIGDIR=`pwd`
cd $srcdir

autoreconf -v --install || exit $?
cd $ORIGDIR             || exit $?

CFLAGS="$CFLAGS -std=c99 -fno-builtin -DHAVE_SGX=1 -fPIC -DUNW_LOCAL_ONLY"

# Remove duplicated compiler options and filter out `-nostdinc'
CFLAGS=`echo $CFLAGS | tr ' ' '\n' | sort | uniq | grep -v nostdinc | tr '\n' ' '`

HOST_OPT=
if echo $CFLAGS | grep -q -- '-m32'; then
   HOST_OPT='--host=i386-linux-gnu'
fi

# Workaround for icc
#
# If we are running icc on Debian-like system, add
#   /usr/include/$(dpkg-architecture -qDEB_BUILD_MULTIARCH)
# to the header search path.
if [ -f /usr/bin/dpkg ]; then
    if [ x$CC != x"" ]; then
        if $CC -E -dM -xc /dev/null  | grep -q __INTEL_COMPILER; then
            INCVAR=$(dpkg-architecture -qDEB_BUILD_MULTIARCH)
            CFLAGS="$CFLAGS -I/usr/include/$INCVAR"
        fi
    fi
fi

export CFLAGS
$srcdir/configure $HOST_OPT --enable-shared=no \
   --disable-block-signals \
   --enable-debug=no       \
   --enable-debug-frame=no \
   --enable-cxx-exceptions \
   "$@"