зеркало из https://github.com/mozilla/pjs.git
255 строки
6.8 KiB
Bash
Executable File
255 строки
6.8 KiB
Bash
Executable File
#!/bin/bash
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#
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# ***** BEGIN LICENSE BLOCK *****
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# Version: MPL 1.1/GPL 2.0/LGPL 2.1
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#
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# The contents of this file are subject to the Mozilla Public License Version
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# 1.1 (the "License"); you may not use this file except in compliance with
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# the License. You may obtain a copy of the License at
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# http://www.mozilla.org/MPL/
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#
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# Software distributed under the License is distributed on an "AS IS" basis,
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# WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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# for the specific language governing rights and limitations under the
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# License.
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#
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# The Original Code is basesummary.linx.bash code, released
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# Nov 15, 2002.
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#
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# The Initial Developer of the Original Code is
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# Netscape Communications Corporation.
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# Portions created by the Initial Developer are Copyright (C) 2002
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# the Initial Developer. All Rights Reserved.
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#
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# Contributor(s):
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# Garrett Arch Blythe, 15-November-2002
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# Simon Fraser <sfraser@netscape.com>
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#
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# Alternatively, the contents of this file may be used under the terms of
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# either the GNU General Public License Version 2 or later (the "GPL"), or
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# the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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# in which case the provisions of the GPL or the LGPL are applicable instead
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# of those above. If you wish to allow use of your version of this file only
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# under the terms of either the GPL or the LGPL, and not to allow others to
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# use your version of this file under the terms of the MPL, indicate your
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# decision by deleting the provisions above and replace them with the notice
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# and other provisions required by the GPL or the LGPL. If you do not delete
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# the provisions above, a recipient may use your version of this file under
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# the terms of any one of the MPL, the GPL or the LGPL.
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#
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# ***** END LICENSE BLOCK *****
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#
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# Check for optional objdir
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#
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if [ "$1" = "-o" ]; then
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OBJROOT="$2"
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shift
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shift
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else
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OBJROOT="./mozilla"
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fi
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if [ "$1" = "-s" ]; then
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SRCROOT="$2"
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shift
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shift
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else
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SRCROOT="./mozilla"
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fi
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OSTYPE=`uname -s`
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if [ $OSTYPE == "Darwin" ]; then
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MANIFEST="$SRCROOT/embedding/config/basebrowser-mac-macho"
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else
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MANIFEST="$SRCROOT/embedding/config/basebrowser-unix"
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fi
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#
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# A little help for my friends.
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#
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if [ "-h" == "$1" ];then
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SHOWHELP="1"
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fi
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if [ "--help" == "$1" ];then
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SHOWHELP="1"
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fi
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if [ "" == "$1" ]; then
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SHOWHELP="1"
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fi
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if [ "" == "$2" ]; then
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SHOWHELP="1"
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fi
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if [ "" == "$3" ]; then
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SHOWHELP="1"
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fi
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#
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# Show the help if required.
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#
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if [ $SHOWHELP ]; then
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echo "usage: $0 <save_results> <old_results> <summary>"
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echo " <save_results> is a file that will receive the results of this run."
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echo " This file can be used in a future run as the old results."
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echo " <old_results> is a results file from a previous run."
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echo " It is used to diff with current results and come up with a summary"
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echo " of changes."
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echo " It is OK if the file does not exist, just supply the argument."
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echo " <summary> is a file which will contain a human readable report."
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echo " This file is most useful by providing more information than the"
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echo " normally single digit output of this script."
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echo ""
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echo "Run this command from the parent directory of the mozilla tree."
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echo ""
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echo "This command will output two numbers to stdout that will represent"
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echo " the total size of all code and data, and a delta from the prior."
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echo " the old results."
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echo "For much more detail on size drifts refer to the summary report."
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echo ""
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echo "This tool reports on executables listed in the following file:"
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echo "$MANIFEST"
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exit
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fi
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#
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# Stash our arguments away.
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#
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COPYSORTTSV="$1"
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OLDTSVFILE="$2"
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SUMMARYFILE="$3"
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#
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# On Mac OS X, use the --zerodrift option to maptsvdifftool
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#
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if [ $OSTYPE == "Darwin" ]; then
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ZERODRIFT="--zerodrift"
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else
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ZERODRIFT=""
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fi
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#
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# Create our temporary directory.
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# mktemp on Darwin doesn't support -d (suckage)
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#
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if [ $OSTYPE == "Darwin" ]; then
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MYTMPDIR=`mktemp ./codesighs.tmp.XXXXXXXX`
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rm $MYTMPDIR
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mkdir $MYTMPDIR
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else
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MYTMPDIR=`mktemp -d ./codesighs.tmp.XXXXXXXX`
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fi
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# Check whether we have 'eu-readelf' or 'readelf' available.
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# If we do, it will give more accurate symbol sizes than nm.
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if [ $OSTYPE == "Darwin" ]; then
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USE_READELF=
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else
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READELF_PROG=`which eu-readelf 2>/dev/null | grep /eu-readelf$`
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if test "$READELF_PROG"; then
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USE_READELF=1
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else
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READELF_PROG=`which readelf 2>/dev/null | grep /readelf$`
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if test "$READELF_PROG"; then
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# Check whether we need -W
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if readelf --help | grep "\--wide" >&/dev/null; then
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READELF_PROG="readelf -W"
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else
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READELF_PROG="readelf"
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fi
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USE_READELF=1
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else
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USE_READELF=
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fi
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fi
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fi
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#
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# Find all relevant files.
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#
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ALLFILES="$MYTMPDIR/allfiles.list"
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grep -v '[\;\[]' < $MANIFEST | grep -v '^$' | sed "s|^|${OBJROOT}/dist/bin/|" > $ALLFILES
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RAWTSVFILE="$MYTMPDIR/raw.tsv"
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if test "$USE_READELF"; then
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export READELF_PROG
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xargs -n 1 $SRCROOT/tools/codesighs/readelf_wrap.pl < $ALLFILES > $RAWTSVFILE
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else
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#
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# Produce the cumulative nm output.
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# We are very particular on what switches to use.
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# nm --format=bsd --size-sort --print-file-name --demangle
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#
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# Darwin (Mac OS X) has a lame nm that we have to wrap in a perl
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# script to get decent output.
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#
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NMRESULTS="$MYTMPDIR/nm.txt"
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if [ $OSTYPE == "Darwin" ]; then
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xargs -n 1 $SRCROOT/tools/codesighs/nm_wrap_osx.pl < $ALLFILES > $NMRESULTS 2> /dev/null
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else
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xargs -n 1 nm --format=bsd --size-sort --print-file-name --demangle < $ALLFILES > $NMRESULTS 2> /dev/null
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fi
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#
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# Produce the TSV output.
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#
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$OBJROOT/dist/bin/nm2tsv --input $NMRESULTS > $RAWTSVFILE
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fi # USE_READELF
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#
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# Sort the TSV output for useful diffing and eyeballing in general.
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#
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sort -r $RAWTSVFILE > $COPYSORTTSV
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#
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# If a historical file was specified, diff it with our sorted tsv values.
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# Run it through a tool to summaries the diffs to the module
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# level report.
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# Otherwise, generate the module level report from our new data.
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#
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rm -f $SUMMARYFILE
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DIFFFILE="$MYTMPDIR/diff.txt"
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if [ -e $OLDTSVFILE ]; then
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diff $OLDTSVFILE $COPYSORTTSV > $DIFFFILE
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$OBJROOT/dist/bin/maptsvdifftool $ZERODRIFT --input $DIFFFILE >> $SUMMARYFILE
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else
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$OBJROOT/dist/bin/codesighs --modules --input $COPYSORTTSV >> $SUMMARYFILE
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fi
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#
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# Output our numbers, that will let tinderbox specify everything all
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# at once.
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# First number is in fact the total size of all code and data in the map
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# files parsed.
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# Second number, if present, is growth/shrinkage.
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#
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if [ $TINDERBOX_OUTPUT ]; then
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echo -n "__codesize:"
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fi
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$OBJROOT/dist/bin/codesighs --totalonly --input $COPYSORTTSV
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if [ -e $DIFFFILE ]; then
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if [ $TINDERBOX_OUTPUT ]; then
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echo -n "__codesizeDiff:"
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fi
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$OBJROOT/dist/bin/maptsvdifftool $ZERODRIFT --summary --input $DIFFFILE
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fi
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#
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# Remove our temporary directory.
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#
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rm -rf $MYTMPDIR
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