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July 12, 2010 00:16
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#!/bin/bash -e | |
# Copyright (c) 2009 The Chromium Authors. All rights reserved. | |
# Use of this source code is governed by a BSD-style license that can be | |
# found in the LICENSE file. | |
# Script to install everything needed to build chromium (well, ideally, anyway) | |
# See http://code.google.com/p/chromium/wiki/LinuxBuildInstructions | |
# and http://code.google.com/p/chromium/wiki/LinuxBuild64Bit | |
usage() { | |
echo "Usage: $0 [--options]" | |
echo "Options:" | |
echo "--[no-]syms: enable or disable installation of debugging symbols" | |
echo "--[no-]gold: enable or disable installation of gold linker" | |
echo "--[no-]lib32: enable or disable installation of 32 bit libraries" | |
echo "Script will prompt interactively if options not given." | |
exit 1 | |
} | |
while test "$1" != "" | |
do | |
case "$1" in | |
--syms) do_inst_syms=1;; | |
--no-syms) do_inst_syms=0;; | |
--gold) do_inst_gold=1;; | |
--no-gold) do_inst_gold=0;; | |
--lib32) do_inst_lib32=1;; | |
--no-lib32) do_inst_lib32=0;; | |
*) usage;; | |
esac | |
shift | |
done | |
install_gold() { | |
# Gold is optional; it's a faster replacement for ld, | |
# and makes life on 2GB machines much more pleasant. | |
# First make sure root can access this directory, as that's tripped | |
# up some folks. | |
if sudo touch xyz.$$ | |
then | |
sudo rm xyz.$$ | |
else | |
echo root cannot write to the current directory, not installing gold | |
return | |
fi | |
BINUTILS=binutils-2.20.1 | |
BINUTILS_URL=http://ftp.gnu.org/gnu/binutils/$BINUTILS.tar.bz2 | |
BINUTILS_SHA1=fd2ba806e6f3a55cee453cb25c86991b26a75dee | |
test -f $BINUTILS.tar.bz2 || wget $BINUTILS_URL | |
if test "`sha1sum $BINUTILS.tar.bz2|cut -d' ' -f1`" != "$BINUTILS_SHA1" | |
then | |
echo Bad sha1sum for $BINUTILS.tar.bz2 | |
exit 1 | |
fi | |
tar -xjvf $BINUTILS.tar.bz2 | |
cd $BINUTILS | |
./configure --prefix=/usr/local/gold --enable-gold | |
make -j3 | |
if sudo make install | |
then | |
# Still need to figure out graceful way of pointing gyp to use | |
# /usr/local/gold/bin/ld without requiring him to set environment | |
# variables. That will go into bootstrap-linux.sh when it's ready. | |
echo "Installing gold as /usr/bin/ld." | |
echo "To uninstall, do 'cd /usr/bin; sudo rm ld; sudo mv ld.orig ld'" | |
test -f /usr/bin/ld && test ! -f /usr/bin/ld.orig && \ | |
sudo mv /usr/bin/ld /usr/bin/ld.orig | |
sudo strip /usr/local/gold/bin/ld | |
sudo ln -fs /usr/local/gold/bin/ld /usr/bin/ld.gold | |
sudo ln -fs /usr/bin/ld.gold /usr/bin/ld | |
else | |
echo "make install failed, not installing gold" | |
fi | |
} | |
if ! egrep -q 'Ubuntu (8\.04|8\.10|9\.04|9\.10|10\.04|karmic|lucid)' /etc/issue; then | |
echo "Only Ubuntu 8.04 (hardy) through 10.04 (lucid) are currently supported" >&2 | |
exit 1 | |
fi | |
if ! uname -m | egrep -q "i686|x86_64"; then | |
echo "Only x86 architectures are currently supported" >&2 | |
exit | |
fi | |
if [ "x$(id -u)" != x0 ]; then | |
echo "Running as non-root user." | |
echo "You might have to enter your password one or more times for 'sudo'." | |
echo | |
fi | |
# Packages needed for chromeos only | |
chromeos_dev_list="libpulse-dev" | |
# Packages need for development | |
dev_list="apache2 bison fakeroot flex g++ gperf libapache2-mod-php5 | |
libasound2-dev libbz2-dev libcairo2-dev libdbus-glib-1-dev | |
libgconf2-dev libgl1-mesa-dev libglu1-mesa-dev libglib2.0-dev | |
libgnome-keyring-dev libgtk2.0-dev libjpeg62-dev libnspr4-dev | |
libnss3-dev libpam0g-dev libsqlite3-dev libxslt1-dev libxss-dev | |
lighttpd mesa-common-dev msttcorefonts patch perl php5-cgi pkg-config | |
python python-dev rpm subversion ttf-dejavu-core ttf-kochi-gothic | |
ttf-kochi-mincho wdiff libcurl4-gnutls-dev $chromeos_dev_list" | |
# Run-time libraries required by chromeos only | |
chromeos_lib_list="libpulse0 libbz2-1.0 libcurl4-gnutls-dev" | |
# Full list of required run-time libraries | |
lib_list="libatk1.0-0 libc6 libasound2 libcairo2 libdbus-glib-1-2 libexpat1 | |
libfontconfig1 libfreetype6 libglib2.0-0 libgnome-keyring0 libgtk2.0-0 | |
libnspr4-0d libnss3-1d libpango1.0-0 libpcre3 libpixman-1-0 libpng12-0 | |
libstdc++6 libsqlite3-0 libx11-6 libxau6 libxcb1 libxcomposite1 | |
libxcursor1 libxdamage1 libxdmcp6 libxext6 libxfixes3 libxi6 | |
libxinerama1 libxrandr2 libxrender1 zlib1g $chromeos_lib_list" | |
# Debugging symbols for all of the run-time libraries | |
dbg_list="libatk1.0-dbg libc6-dbg libcairo2-dbg | |
libfontconfig1-dbg libglib2.0-0-dbg libgtk2.0-0-dbg libnspr4-0d-dbg | |
libnss3-1d-dbg libpango1.0-0-dbg libpcre3-dbg libpixman-1-0-dbg | |
libx11-6-dbg libxau6-dbg libxcb1-dbg libxcomposite1-dbg | |
libxcursor1-dbg libxdamage1-dbg libxdmcp6-dbg libxext6-dbg | |
libxfixes3-dbg libxi6-dbg libxinerama1-dbg libxrandr2-dbg | |
libxrender1-dbg zlib1g-dbg" | |
# CUPS package changed its name from hardy to the next version. Include | |
# proper package here depending on the system. | |
if egrep -q 'Ubuntu (8\.04|8\.10)' /etc/issue; then | |
dev_list="${dev_list} libcupsys2-dev" | |
else | |
dev_list="${dev_list} libcups2-dev" | |
fi | |
# Waits for the user to press 'Y' or 'N'. Either uppercase of lowercase is | |
# accepted. Returns 0 for 'Y' and 1 for 'N'. If an optional parameter has | |
# been provided to yes_no(), the function also accepts RETURN as a user input. | |
# The parameter specifies the exit code that should be returned in that case. | |
# The function will echo the user's selection followed by a newline character. | |
# Users can abort the function by pressing CTRL-C. This will call "exit 1". | |
yes_no() { | |
local c | |
while :; do | |
c="$(trap 'stty echo -iuclc icanon 2>/dev/null' EXIT INT TERM QUIT | |
stty -echo iuclc -icanon 2>/dev/null | |
dd count=1 bs=1 2>/dev/null | od -An -tx1)" | |
case "$c" in | |
" 0a") if [ -n "$1" ]; then | |
[ $1 -eq 0 ] && echo "Y" || echo "N" | |
return $1 | |
fi | |
;; | |
" 79") echo "Y" | |
return 0 | |
;; | |
" 6e") echo "N" | |
return 1 | |
;; | |
"") echo "Aborted" >&2 | |
exit 1 | |
;; | |
*) # The user pressed an unrecognized key. As we are not echoing | |
# any incorrect user input, alert the user by ringing the bell. | |
(tput bel) 2>/dev/null | |
;; | |
esac | |
done | |
} | |
if test "$do_inst_syms" = "" | |
then | |
echo "This script installs all tools and libraries needed to build Chromium." | |
echo "" | |
echo "For most of the libraries, it can also install debugging symbols, which" | |
echo "will allow you to debug code in the system libraries. Most developers" | |
echo "won't need these symbols." | |
echo -n "Do you want me to install them for you (y/N) " | |
if yes_no 1; then | |
do_inst_syms=1 | |
fi | |
fi | |
if test "$do_inst_syms" = "1"; then | |
echo "Installing debugging symbols." | |
else | |
echo "Skipping installation of debugging symbols." | |
dbg_list= | |
fi | |
sudo apt-get update | |
# We initially run "apt-get" with the --reinstall option and parse its output. | |
# This way, we can find all the packages that need to be newly installed | |
# without accidentally promoting any packages from "auto" to "manual". | |
# We then re-run "apt-get" with just the list of missing packages. | |
echo "Finding missing packages..." | |
packages="${dev_list} ${lib_list} ${dbg_list}" | |
# Intentially leaving $packages unquoted so it's more readable. | |
echo "Packages required: " $packages | |
echo | |
new_list_cmd="sudo apt-get install --reinstall $(echo $packages)" | |
if new_list="$(yes n | LANG=C $new_list_cmd)"; then | |
# We probably never hit this following line. | |
echo "No missing packages, and the packages are up-to-date." | |
elif [ $? -eq 1 ]; then | |
# We expect apt-get to have exit status of 1. | |
# This indicates that we canceled the install with "yes n|". | |
new_list=$(echo "$new_list" | | |
sed -e '1,/The following NEW packages will be installed:/d;s/^ //;t;d') | |
new_list=$(echo "$new_list" | sed 's/ *$//') | |
if [ -z "$new_list" ] ; then | |
echo "No missing packages, and the packages are up-to-date." | |
else | |
echo "Installing missing packages: $new_list." | |
sudo apt-get install ${new_list} | |
fi | |
echo | |
else | |
# An apt-get exit status of 100 indicates that a real error has occurred. | |
# I am intentionally leaving out the '"'s around new_list_cmd, | |
# as this makes it easier to cut and paste the output | |
echo "The following command failed: " ${new_list_cmd} | |
echo | |
echo "It produces the following output:" | |
yes n | $new_list_cmd || true | |
echo | |
echo "You will have to install the above packages yourself." | |
echo | |
exit 100 | |
fi | |
# Some operating systems already ship gold (on recent Debian and | |
# Ubuntu you can do "apt-get install binutils-gold" to get it), but | |
# older releases didn't. Additionally, gold 2.20 (included in Ubuntu | |
# Lucid) makes binaries that just segfault. | |
# So install from source if we don't have a good version. | |
case `ld --version` in | |
*gold*2.20.1*) ;; | |
*gold*2.2[1-9]*) ;; | |
* ) | |
if test "$do_inst_gold" = "" | |
then | |
echo "Gold is a new linker that links Chrome 5x faster than ld." | |
echo "Don't use it if you need to link other apps (e.g. valgrind, wine)" | |
echo -n "REPLACE SYSTEM LINKER ld with gold and back up ld? (y/N) " | |
if yes_no 1; then | |
do_inst_gold=1 | |
fi | |
fi | |
if test "$do_inst_gold" = "1" | |
then | |
# If the system provides a good version of gold, just install it. | |
if apt-cache show binutils-gold | grep -Eq 'Version: 2.2(0.1|[1-9]*)'; then | |
echo "Installing binutils-gold. Backing up ld as ld.single." | |
sudo apt-get install binutils-gold | |
else | |
# FIXME: avoid installing as /usr/bin/ld | |
echo "Building binutils. Backing up ld as ld.orig." | |
install_gold || exit 99 | |
fi | |
else | |
echo "Not installing gold." | |
fi | |
esac | |
# Install 32bit backwards compatibility support for 64bit systems | |
if [ "$(uname -m)" = "x86_64" ]; then | |
if test "$do_inst_lib32" = "" | |
then | |
echo "Installing 32bit libraries not already provided by the system" | |
echo | |
echo "This is only needed to build a 32-bit Chrome on your 64-bit system." | |
echo | |
echo "While we only need to install a relatively small number of library" | |
echo "files, we temporarily need to download a lot of large *.deb packages" | |
echo "that contain these files. We will create new *.deb packages that" | |
echo "include just the 32bit libraries. These files will then be found on" | |
echo "your system in places like /lib32, /usr/lib32, /usr/lib/debug/lib32," | |
echo "/usr/lib/debug/usr/lib32. If you ever need to uninstall these files," | |
echo "look for packages named *-ia32.deb." | |
echo "Do you want me to download all packages needed to build new 32bit" | |
echo -n "package files (Y/n) " | |
if yes_no 0; then | |
do_inst_lib32=1 | |
fi | |
fi | |
if test "$do_inst_lib32" != "1" | |
then | |
echo "Exiting without installing any 32bit libraries." | |
exit 0 | |
fi | |
# Standard 32bit compatibility libraries | |
echo "First, installing the limited existing 32-bit support..." | |
cmp_list="ia32-libs lib32asound2-dev lib32readline5-dev lib32stdc++6 lib32z1 | |
lib32z1-dev libc6-dev-i386 libc6-i386 g++-multilib" | |
sudo apt-get install $cmp_list | |
tmp=/tmp/install-32bit.$$ | |
trap 'rm -rf "${tmp}"' EXIT INT TERM QUIT | |
mkdir -p "${tmp}/apt/lists/partial" "${tmp}/cache" "${tmp}/partial" | |
touch "${tmp}/status" | |
[ -r /etc/apt/apt.conf ] && cp /etc/apt/apt.conf "${tmp}/apt/" | |
cat >>"${tmp}/apt/apt.conf" <<EOF | |
Apt::Architecture "i386"; | |
Dir::Cache "${tmp}/cache"; | |
Dir::Cache::Archives "${tmp}/"; | |
Dir::State::Lists "${tmp}/apt/lists/"; | |
Dir::State::status "${tmp}/status"; | |
EOF | |
# Download 32bit packages | |
echo "Computing list of available 32bit packages..." | |
sudo apt-get -c="${tmp}/apt/apt.conf" update | |
echo "Downloading available 32bit packages..." | |
sudo apt-get -c="${tmp}/apt/apt.conf" \ | |
--yes --download-only --force-yes --reinstall install \ | |
${lib_list} ${dbg_list} | |
# Open packages, remove everything that is not a library, move the | |
# library to a lib32 directory and package everything as a *.deb file. | |
echo "Repackaging and installing 32bit packages for use on 64bit systems..." | |
for i in ${lib_list} ${dbg_list}; do | |
orig="$(echo "${tmp}/${i}"_*_i386.deb)" | |
compat="$(echo "${orig}" | | |
sed -e 's,\(_[^_/]*_\)i386\(.deb\),-ia32\1amd64\2,')" | |
rm -rf "${tmp}/staging" | |
msg="$(fakeroot -u sh -exc ' | |
# Unpack 32bit Debian archive | |
umask 022 | |
mkdir -p "'"${tmp}"'/staging/dpkg/DEBIAN" | |
cd "'"${tmp}"'/staging" | |
ar x "'${orig}'" | |
tar zCfx dpkg data.tar.gz | |
tar zCfx dpkg/DEBIAN control.tar.gz | |
# Create a posix extended regular expression fragment that will | |
# recognize the includes which have changed. Should be rare, | |
# will almost always be empty. | |
includes=`sed -n -e "s/^[0-9a-z]* //g" \ | |
-e "\,usr/include/,p" dpkg/DEBIAN/md5sums | | |
xargs -n 1 -I FILE /bin/sh -c \ | |
"cmp -s dpkg/FILE /FILE || echo FILE" | | |
tr "\n" "|" | | |
sed -e "s,|$,,"` | |
# If empty, set it to not match anything. | |
test -z "$includes" && includes="^//" | |
# Turn the conflicts into an extended RE for removal from the | |
# Provides line. | |
conflicts=`sed -n -e "/Conflicts/s/Conflicts: *//;T;s/, */|/g;p" \ | |
dpkg/DEBIAN/control` | |
# Rename package, change architecture, remove conflicts and dependencies | |
sed -r -i \ | |
-e "/Package/s/$/-ia32/" \ | |
-e "/Architecture/s/:.*$/: amd64/" \ | |
-e "/Depends/s/:.*/: ia32-libs/" \ | |
-e "/Provides/s/($conflicts)(, *)?//g;T1;s/, *$//;:1" \ | |
-e "/Recommends/d" \ | |
-e "/Conflicts/d" \ | |
dpkg/DEBIAN/control | |
# Only keep files that live in "lib" directories or the includes | |
# that have changed. | |
sed -r -i \ | |
-e "/\/lib64\//d" -e "/\/.?bin\//d" \ | |
-e "\,$includes,s,[ /]include/,&32/,g;s,include/32/,include32/,g" \ | |
-e "s, lib/, lib32/,g" \ | |
-e "s,/lib/,/lib32/,g" \ | |
-e "t;d" \ | |
-e "\,^/usr/lib32/debug\(.*/lib32\),s,^/usr/lib32/debug,/usr/lib/debug," \ | |
dpkg/DEBIAN/md5sums | |
# Re-run ldconfig after installation/removal | |
{ echo "#!/bin/sh"; echo "[ \"x\$1\" = xconfigure ]&&ldconfig||:"; } \ | |
>dpkg/DEBIAN/postinst | |
{ echo "#!/bin/sh"; echo "[ \"x\$1\" = xremove ]&&ldconfig||:"; } \ | |
>dpkg/DEBIAN/postrm | |
chmod 755 dpkg/DEBIAN/postinst dpkg/DEBIAN/postrm | |
# Remove any other control files | |
find dpkg/DEBIAN -mindepth 1 "(" -name control -o -name md5sums -o \ | |
-name postinst -o -name postrm ")" -o -print | | |
xargs -r rm -rf | |
# Remove any files/dirs that live outside of "lib" directories, | |
# or are not in our list of changed includes. | |
find dpkg -mindepth 1 -regextype posix-extended \ | |
"(" -name DEBIAN -o -name lib -o -regex "dpkg/($includes)" ")" \ | |
-prune -o -print | tac | | |
xargs -r -n 1 sh -c "rm \$0 2>/dev/null || rmdir \$0 2>/dev/null || : " | |
find dpkg -name lib64 -o -name bin -o -name "?bin" | | |
tac | xargs -r rm -rf | |
# Remove any symbolic links that were broken by the above steps. | |
find -L dpkg -type l -print | tac | xargs -r rm -rf | |
# Rename lib to lib32, but keep debug symbols in /usr/lib/debug/usr/lib32 | |
# That is where gdb looks for them. | |
find dpkg -type d -o -path "*/lib/*" -print | | |
xargs -r -n 1 sh -c " | |
i=\$(echo \"\${0}\" | | |
sed -e s,/lib/,/lib32/,g \ | |
-e s,/usr/lib32/debug\\\\\(.*/lib32\\\\\),/usr/lib/debug\\\\1,); | |
mkdir -p \"\${i%/*}\"; | |
mv \"\${0}\" \"\${i}\"" | |
# Rename include to include32. | |
[ -d "dpkg/usr/include" ] && mv "dpkg/usr/include" "dpkg/usr/include32" | |
# Prune any empty directories | |
find dpkg -type d | tac | xargs -r -n 1 rmdir 2>/dev/null || : | |
# Create our own Debian package | |
cd .. | |
dpkg --build staging/dpkg .' 2>&1)" | |
compat="$(eval echo $(echo "${compat}" | | |
sed -e 's,_[^_/]*_amd64.deb,_*_amd64.deb,'))" | |
[ -r "${compat}" ] || { | |
echo "${msg}" >&2 | |
echo "Failed to build new Debian archive!" >&2 | |
exit 1 | |
} | |
msg="$(sudo dpkg -i "${compat}" 2>&1)" && { | |
echo "Installed ${compat##*/}" | |
} || { | |
# echo "${msg}" >&2 | |
echo "Skipped ${compat##*/}" | |
} | |
done | |
# Add symbolic links for developing 32bit code | |
echo "Adding missing symbolic links, enabling 32bit code development..." | |
for i in $(find /lib32 /usr/lib32 -maxdepth 1 -name \*.so.\* | | |
sed -e 's/[.]so[.][0-9].*/.so/' | | |
sort -u); do | |
[ "x${i##*/}" = "xld-linux.so" ] && continue | |
[ -r "$i" ] && continue | |
j="$(ls "$i."* | sed -e 's/.*[.]so[.]\([^.]*\)$/\1/;t;d' | | |
sort -n | tail -n 1)" | |
[ -r "$i.$j" ] || continue | |
sudo ln -s "${i##*/}.$j" "$i" | |
done | |
fi |
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