1#!/bin/sh -e 2# 3# Copyright (c) 2015 Elvira Khabirova <lineprinter0@gmail.com> 4# Copyright (c) 2015-2018 The strace developers. 5# All rights reserved. 6# 7# Redistribution and use in source and binary forms, with or without 8# modification, are permitted provided that the following conditions 9# are met: 10# 1. Redistributions of source code must retain the above copyright 11# notice, this list of conditions and the following disclaimer. 12# 2. Redistributions in binary form must reproduce the above copyright 13# notice, this list of conditions and the following disclaimer in the 14# documentation and/or other materials provided with the distribution. 15# 3. The name of the author may not be used to endorse or promote products 16# derived from this software without specific prior written permission. 17# 18# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 19# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 20# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 21# IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 22# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 23# NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 24# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 25# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 26# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 27# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 28 29export LC_ALL=C 30 31MPERS_AWK="${0%/*}/mpers.awk" 32ARCH_FLAG=$1 33CC_ARCH_FLAG=$2 34PARSER_FILE=$3 35 36READELF="${READELF:-readelf}" 37CC="${CC-gcc}" 38CFLAGS="$CFLAGS -gdwarf-2 -c" 39CPP="${CPP-$CC -E}" 40CPPFLAGS="$CPPFLAGS -MM -MG" 41 42VAR_NAME='mpers_target_var' 43BITS_DIR="mpers-${ARCH_FLAG}" 44 45mkdir -p ${BITS_DIR} 46set -- $(sed -r -n \ 47 's/^#[[:space:]]*include[[:space:]]+DEF_MPERS_TYPE\(([^)[:space:]]*)\)$/\1/p' \ 48 "${PARSER_FILE}") 49for m_type; do 50 f_h="${BITS_DIR}/${m_type}.h" 51 f_c="${BITS_DIR}/${m_type}.c" 52 f_i="${BITS_DIR}/${m_type}.i" 53 f_o="${BITS_DIR}/${m_type}.o" 54 f_d1="${BITS_DIR}/${m_type}.d1" 55 f_d2="${BITS_DIR}/${m_type}.d2" 56 sed -e ' 57 /DEF_MPERS_TYPE('"${m_type}"')$/n 58 /DEF_MPERS_TYPE/d 59 /^[[:space:]]*#[[:space:]]*include[[:space:]]*"xlat\//d 60 /^#[[:space:]]*include[[:space:]][[:space:]]*MPERS_DEFS$/ {s//'"${m_type} ${VAR_NAME}"';/;q} 61 ' "${PARSER_FILE}" > "${f_c}" 62 $CPP $CPPFLAGS "${f_c}" > "${f_i}" 63 grep -F -q "${m_type}.h" "${f_i}" || 64 continue 65 sed -i -e '/DEF_MPERS_TYPE/d' "${f_c}" 66 $CC $CFLAGS $CC_ARCH_FLAG "${f_c}" -o "${f_o}" 67 $READELF --debug-dump=info "${f_o}" > "${f_d1}" 68 sed -r -n ' 69 /^[[:space:]]*<1>/,/^[[:space:]]*<1><[^>]+>: Abbrev Number: 0/!d 70 /^[[:space:]]*<[^>]*><[^>]*>: Abbrev Number: 0/d 71 s/^[[:space:]]*<[[:xdigit:]]+>[[:space:]]+// 72 s/^[[:space:]]*((<[[:xdigit:]]+>){2}):[[:space:]]+/\1\n/ 73 s/[[:space:]]+$// 74 p' "${f_d1}" > "${f_d2}" 75 gawk -v VAR_NAME="$VAR_NAME" -v ARCH_FLAG="${ARCH_FLAG}" \ 76 -f "$MPERS_AWK" "${f_d2}" > "${f_h}" 77done 78