gems-kernel/source/THIRDPARTY/xnu/bsd/sys/make_symbol_aliasing.sh
2024-06-03 11:29:39 -05:00

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#! /bin/bash -
#
# Copyright (c) 2010 Apple Inc. All rights reserved.
#
# @APPLE_OSREFERENCE_LICENSE_HEADER_START@
#
# This file contains Original Code and/or Modifications of Original Code
# as defined in and that are subject to the Apple Public Source License
# Version 2.0 (the 'License'). You may not use this file except in
# compliance with the License. Please obtain a copy of the License at
# http://www.opensource.apple.com/apsl/ and read it before using this
# file.
#
# The Original Code and all software distributed under the License are
# distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
# EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
# INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
# Please see the License for the specific language governing rights and
# limitations under the License.
#
# @APPLE_OSREFERENCE_LICENSE_HEADER_END@
#
function usage() {
echo "Usage: $0 <sdk> <output>" 1>&2
exit 1
}
if [ $# -ne 2 ]; then
usage
fi
SDKROOT="$1"
OUTPUT="$2"
AVAILABILITY_PL="${SDKROOT}/${DRIVERKITROOT}/usr/local/libexec/availability.pl"
if [ ! -x "${AVAILABILITY_PL}" ] ; then
echo "Unable to locate ${AVAILABILITY_PL} (or not executable)" >&2
exit 1
fi
{
cat <<EOF
/* Copyright (c) 2010 Apple Inc. All rights reserved.
*
* @APPLE_OSREFERENCE_LICENSE_HEADER_START@
*
* This file contains Original Code and/or Modifications of Original Code
* as defined in and that are subject to the Apple Public Source License
* Version 2.0 (the 'License'). You may not use this file except in
* compliance with the License. The rights granted to you under the License
* may not be used to create, or enable the creation or redistribution of,
* unlawful or unlicensed copies of an Apple operating system, or to
* circumvent, violate, or enable the circumvention or violation of, any
* terms of an Apple operating system software license agreement.
*
* Please obtain a copy of the License at
* http://www.opensource.apple.com/apsl/ and read it before using this file.
*
* The Original Code and all software distributed under the License are
* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
* Please see the License for the specific language governing rights and
* limitations under the License.
*
* @APPLE_OSREFERENCE_LICENSE_HEADER_END@
*/
#ifndef _CDEFS_H_
# error "Never use <sys/_symbol_aliasing.h> directly. Use <sys/cdefs.h> instead."
#endif
EOF
for ver in $(${AVAILABILITY_PL} --ios) ; do
set -- $(echo "$ver" | tr '.' ' ')
ver_major=$1
ver_minor=$2
ver_rel=$3
if [ -z "$ver_rel" ]; then
# don't produce these defines for releases with tertiary release numbers
value=$(printf "%d%02d00" ${ver_major} ${ver_minor})
str=$(printf "__IPHONE_%d_%d" ${ver_major} ${ver_minor})
echo "#if defined(__ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__) && __ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__ >= ${value}"
echo "#define __DARWIN_ALIAS_STARTING_IPHONE_${str}(x) x"
echo "#else"
echo "#define __DARWIN_ALIAS_STARTING_IPHONE_${str}(x)"
echo "#endif"
echo ""
fi
done
for ver in $(${AVAILABILITY_PL} --macosx) ; do
set -- $(echo "$ver" | tr '.' ' ')
ver_major=$1
ver_minor=$2
ver_rel=$3
if [ -z "$ver_rel" ]; then
ver_rel=0
fi
if [ "$ver_major" -lt 10 -o \( "$ver_major" -eq 10 -a "$ver_minor" -lt 10 \) ]; then
value=$(printf "%d%d0" ${ver_major} ${ver_minor})
str=$(printf "__MAC_%d_%d" ${ver_major} ${ver_minor})
else
value=$(printf "%d%02d%02d" ${ver_major} ${ver_minor} ${ver_rel})
if [ "$ver_rel" -gt 0 ]; then
str=$(printf "__MAC_%d_%d_%d" ${ver_major} ${ver_minor} ${ver_rel})
else
str=$(printf "__MAC_%d_%d" ${ver_major} ${ver_minor})
fi
fi
echo "#if defined(__ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__) && __ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__ >= ${value}"
echo "#define __DARWIN_ALIAS_STARTING_MAC_${str}(x) x"
echo "#else"
echo "#define __DARWIN_ALIAS_STARTING_MAC_${str}(x)"
echo "#endif"
echo ""
done
} > "$OUTPUT"