#!/bin/sh # keep_text_section_prefix.sh -- test # Copyright (C) 2018-2020 Free Software Foundation, Inc. # Written by Sriraman Tallam <tmsriram@google.com>. # This file is part of gold. # This program is free software; you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by # the Free Software Foundation; either version 3 of the License, or # (at your option) any later version. # This program is distributed in the hope that it will be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # GNU General Public License for more details. # You should have received a copy of the GNU General Public License # along with this program; if not, write to the Free Software # Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, # MA 02110-1301, USA. # The goal of this program is to verify if .text sections are separated # according to their prefix. .text.hot, .text.unlikely, .text.startup and # .text.exit must be separated in the final binary. set -e check() { awk " BEGIN { saw1 = 0; saw2 = 0; err = 0; } /.*$2\$/ { saw1 = 1; } /.*$3\$/ { saw2 = 1; if (!saw1) { printf \"layout of $2 and $3 is not right\\n\"; err = 1; exit 1; } } END { if (!saw1 && !err) { printf \"did not see $2\\n\"; exit 1; } if (!saw2 && !err) { printf \"did not see $3\\n\"; exit 1; } }" $1 } check_str() { if ! grep -q "$2" "$1" then echo "Did not find expected output in $1:" echo " $2" echo "" echo "Actual output below:" cat "$1" exit 1 fi } check_str keep_text_section_prefix_readelf.stdout ".text.hot .text .text.startup .text.exit .text.unlikely" check keep_text_section_prefix_nm.stdout "hot_foo" "regular_foo" check keep_text_section_prefix_nm.stdout "regular_foo" "startup_foo" check keep_text_section_prefix_nm.stdout "startup_foo" "exit_foo" check keep_text_section_prefix_nm.stdout "exit_foo" "unlikely_foo" |