1#!/bin/bash 2# 3# ***** BEGIN LICENSE BLOCK ***** 4# Version: MPL 1.1/GPL 2.0/LGPL 2.1 5# 6# The contents of this file are subject to the Mozilla Public License Version 7# 1.1 (the "License"); you may not use this file except in compliance with 8# the License. You may obtain a copy of the License at 9# http://www.mozilla.org/MPL/ 10# 11# Software distributed under the License is distributed on an "AS IS" basis, 12# WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License 13# for the specific language governing rights and limitations under the 14# License. 15# 16# The Original Code is basesummary.linx.bash code, released 17# Nov 15, 2002. 18# 19# The Initial Developer of the Original Code is 20# Netscape Communications Corporation. 21# Portions created by the Initial Developer are Copyright (C) 2002 22# the Initial Developer. All Rights Reserved. 23# 24# Contributor(s): 25# Garrett Arch Blythe, 15-November-2002 26# Simon Fraser <sfraser@netscape.com> 27# 28# Alternatively, the contents of this file may be used under the terms of 29# either the GNU General Public License Version 2 or later (the "GPL"), or 30# the GNU Lesser General Public License Version 2.1 or later (the "LGPL"), 31# in which case the provisions of the GPL or the LGPL are applicable instead 32# of those above. If you wish to allow use of your version of this file only 33# under the terms of either the GPL or the LGPL, and not to allow others to 34# use your version of this file under the terms of the MPL, indicate your 35# decision by deleting the provisions above and replace them with the notice 36# and other provisions required by the GPL or the LGPL. If you do not delete 37# the provisions above, a recipient may use your version of this file under 38# the terms of any one of the MPL, the GPL or the LGPL. 39# 40# ***** END LICENSE BLOCK ***** 41 42# 43# Check for optional objdir 44# 45if [ "$1" = "-o" ]; then 46OBJROOT="$2" 47shift 48shift 49else 50OBJROOT="./mozilla" 51fi 52 53if [ "$1" = "-s" ]; then 54SRCROOT="$2" 55shift 56shift 57else 58SRCROOT="./mozilla" 59fi 60 61OSTYPE=`uname -s` 62 63if [ $OSTYPE == "Darwin" ]; then 64MANIFEST="$SRCROOT/embedding/config/basebrowser-mac-macho" 65else 66MANIFEST="$SRCROOT/embedding/config/basebrowser-unix" 67fi 68 69# 70# A little help for my friends. 71# 72if [ "-h" == "$1" ];then 73 SHOWHELP="1" 74fi 75if [ "--help" == "$1" ];then 76 SHOWHELP="1" 77fi 78if [ "" == "$1" ]; then 79 SHOWHELP="1" 80fi 81if [ "" == "$2" ]; then 82 SHOWHELP="1" 83fi 84if [ "" == "$3" ]; then 85 SHOWHELP="1" 86fi 87 88 89# 90# Show the help if required. 91# 92if [ $SHOWHELP ]; then 93 echo "usage: $0 <save_results> <old_results> <summary>" 94 echo " <save_results> is a file that will receive the results of this run." 95 echo " This file can be used in a future run as the old results." 96 echo " <old_results> is a results file from a previous run." 97 echo " It is used to diff with current results and come up with a summary" 98 echo " of changes." 99 echo " It is OK if the file does not exist, just supply the argument." 100 echo " <summary> is a file which will contain a human readable report." 101 echo " This file is most useful by providing more information than the" 102 echo " normally single digit output of this script." 103 echo "" 104 echo "Run this command from the parent directory of the mozilla tree." 105 echo "" 106 echo "This command will output two numbers to stdout that will represent" 107 echo " the total size of all code and data, and a delta from the prior." 108 echo " the old results." 109 echo "For much more detail on size drifts refer to the summary report." 110 echo "" 111 echo "This tool reports on executables listed in the following file:" 112 echo "$MANIFEST" 113 exit 114fi 115 116 117# 118# Stash our arguments away. 119# 120COPYSORTTSV="$1" 121OLDTSVFILE="$2" 122SUMMARYFILE="$3" 123 124 125# 126# On Mac OS X, use the --zerodrift option to maptsvdifftool 127# 128if [ $OSTYPE == "Darwin" ]; then 129ZERODRIFT="--zerodrift" 130else 131ZERODRIFT="" 132fi 133 134 135# 136# Create our temporary directory. 137# mktemp on Darwin doesn't support -d (suckage) 138# 139if [ $OSTYPE == "Darwin" ]; then 140MYTMPDIR=`mktemp ./codesighs.tmp.XXXXXXXX` 141rm $MYTMPDIR 142mkdir $MYTMPDIR 143else 144MYTMPDIR=`mktemp -d ./codesighs.tmp.XXXXXXXX` 145fi 146 147 148# Check whether we have 'eu-readelf' or 'readelf' available. 149# If we do, it will give more accurate symbol sizes than nm. 150 151if [ $OSTYPE == "Darwin" ]; then 152 USE_READELF= 153else 154READELF_PROG=`which eu-readelf 2>/dev/null | grep /eu-readelf$` 155if test "$READELF_PROG"; then 156 USE_READELF=1 157else 158 READELF_PROG=`which readelf 2>/dev/null | grep /readelf$` 159 if test "$READELF_PROG"; then 160 # Check whether we need -W 161 if readelf --help | grep "\--wide" >&/dev/null; then 162 READELF_PROG="readelf -W" 163 else 164 READELF_PROG="readelf" 165 fi 166 USE_READELF=1 167 else 168 USE_READELF= 169 fi 170fi 171fi 172 173# 174# Find all relevant files. 175# 176ALLFILES="$MYTMPDIR/allfiles.list" 177grep -v '[\;\[]' < $MANIFEST | grep -v '^$' | sed "s|^|${OBJROOT}/dist/bin/|" > $ALLFILES 178 179 180RAWTSVFILE="$MYTMPDIR/raw.tsv" 181 182if test "$USE_READELF"; then 183export READELF_PROG 184xargs -n 1 $SRCROOT/tools/codesighs/readelf_wrap.pl < $ALLFILES > $RAWTSVFILE 185else 186 187# 188# Produce the cumulative nm output. 189# We are very particular on what switches to use. 190# nm --format=bsd --size-sort --print-file-name --demangle 191# 192# Darwin (Mac OS X) has a lame nm that we have to wrap in a perl 193# script to get decent output. 194# 195NMRESULTS="$MYTMPDIR/nm.txt" 196if [ $OSTYPE == "Darwin" ]; then 197xargs -n 1 $SRCROOT/tools/codesighs/nm_wrap_osx.pl < $ALLFILES > $NMRESULTS 2> /dev/null 198else 199xargs -n 1 nm --format=bsd --size-sort --print-file-name --demangle < $ALLFILES > $NMRESULTS 2> /dev/null 200fi 201 202# 203# Produce the TSV output. 204# 205$OBJROOT/dist/bin/nm2tsv --input $NMRESULTS > $RAWTSVFILE 206 207fi # USE_READELF 208 209# 210# Sort the TSV output for useful diffing and eyeballing in general. 211# 212sort -r $RAWTSVFILE > $COPYSORTTSV 213 214 215# 216# If a historical file was specified, diff it with our sorted tsv values. 217# Run it through a tool to summaries the diffs to the module 218# level report. 219# Otherwise, generate the module level report from our new data. 220# 221rm -f $SUMMARYFILE 222DIFFFILE="$MYTMPDIR/diff.txt" 223if [ -e $OLDTSVFILE ]; then 224 diff $OLDTSVFILE $COPYSORTTSV > $DIFFFILE 225 $OBJROOT/dist/bin/maptsvdifftool $ZERODRIFT --input $DIFFFILE >> $SUMMARYFILE 226else 227 $OBJROOT/dist/bin/codesighs --modules --input $COPYSORTTSV >> $SUMMARYFILE 228fi 229 230 231# 232# Output our numbers, that will let tinderbox specify everything all 233# at once. 234# First number is in fact the total size of all code and data in the map 235# files parsed. 236# Second number, if present, is growth/shrinkage. 237# 238 239if [ $TINDERBOX_OUTPUT ]; then 240 echo -n "__codesize:" 241fi 242$OBJROOT/dist/bin/codesighs --totalonly --input $COPYSORTTSV 243 244if [ -e $DIFFFILE ]; then 245if [ $TINDERBOX_OUTPUT ]; then 246 echo -n "__codesizeDiff:" 247fi 248 $OBJROOT/dist/bin/maptsvdifftool $ZERODRIFT --summary --input $DIFFFILE 249fi 250 251# 252# Remove our temporary directory. 253# 254rm -rf $MYTMPDIR 255