blob: c5092c65259108ad3e7ce54a728bde3024574b30 [file] [log] [blame]
#!/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
# and
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.$$
sudo rm xyz.$$
echo root cannot write to the current directory, not installing gold
test -f $BINUTILS.tar.bz2 || wget $BINUTILS_URL
if test "`sha1sum $BINUTILS.tar.bz2|cut -d' ' -f1`" != "$BINUTILS_SHA1"
echo Bad sha1sum for $BINUTILS.tar.bz2
exit 1
cat > binutils-fix.patch <<__EOF__
--- binutils-2.20/gold/ 2009-11-17 17:40:49.000000000 -0800
+++ binutils-2.20/gold/ 2009-11-17 18:27:21.000000000 -0800
@@ -22,6 +22,10 @@
#include "gold.h"
+#if !defined(__STDC_FORMAT_MACROS)
#include <cstdlib>
#include <cstring>
#include <cerrno>
@@ -29,6 +33,7 @@
#include <unistd.h>
#include <sys/mman.h>
#include <sys/stat.h>
+#include <inttypes.h>
#include <algorithm>
#include "libiberty.h"
@@ -3505,11 +3510,11 @@
Output_section* os = (*p)->output_section();
if (os == NULL)
gold_error(_("dot moves backward in linker script "
- "from 0x%llx to 0x%llx"),
+ "from 0x%"PRIx64" to 0x%"PRIx64),
addr + (off - startoff), (*p)->address());
gold_error(_("address of section '%s' moves backward "
- "from 0x%llx to 0x%llx"),
+ "from 0x%"PRIx64" to 0x%"PRIx64),
os->name(), addr + (off - startoff),
tar -xjvf $BINUTILS.tar.bz2
patch -p1 < ../binutils-fix.patch
./configure --prefix=/usr/local/gold --enable-gold
make -j3
if sudo make install
# Still need to figure out graceful way of pointing gyp to use
# /usr/local/gold/bin/ld without requiring him to set environment
# variables. That will go into when it's ready.
echo "Installing gold as /usr/bin/ld."
echo "To uninstall, do 'cd /usr/bin; sudo rm ld; sudo mv ld.orig ld'"
test -f /usr/bin/ld && test ! -f /usr/bin/ld.orig && \
sudo mv /usr/bin/ld /usr/bin/ld.orig
sudo strip /usr/local/gold/bin/ld
sudo ln -fs /usr/local/gold/bin/ld /usr/bin/
sudo ln -fs /usr/bin/ /usr/bin/ld
echo "make install failed, not installing gold"
if ! egrep -q 'Ubuntu (8\.04|8\.10|9\.04|9\.10)' /etc/issue; then
echo "Only Ubuntu 8.04, 8.10, 9.04, and 9.10 are currently supported" >&2
exit 1
if ! uname -m | egrep -q "i686|x86_64"; then
echo "Only x86 architectures are currently supported" >&2
if [ "x$(id -u)" != x0 ]; then
echo "Running as non-root user."
echo "You might have to enter your password one or more times for 'sudo'."
# Packages need for development
dev_list="bison fakeroot flex g++ g++-multilib gperf libasound2-dev
libcairo2-dev libgconf2-dev libglib2.0-dev libgtk2.0-dev libnspr4-dev
libnss3-dev libsqlite3-dev lighttpd msttcorefonts patch perl php5-cgi
pkg-config python rpm subversion wdiff"
# Full list of required run-time libraries
lib_list="libatk1.0-0 libc6 libasound2 libcairo2 libexpat1
libfontconfig1 libfreetype6 libglib2.0-0 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"
# 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"
# Standard 32bit compatibility libraries
cmp_list="ia32-libs lib32asound2-dev lib32readline-dev lib32stdc++6 lib32z1
lib32z1-dev libc6-dev-i386 libc6-i386"
# 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 $1
" 79") echo "Y"
return 0
" 6e") echo "N"
return 1
"") echo "Aborted" >&2
exit 1
*) # The user pressed an unrecognized key. As we are not echoing
# any incorrect user input, alert the user by ringing the bell.
(tput bel) 2>/dev/null
echo "This script installs all tools and libraries needed to build Chromium."
echo ""
echo "For most of the libraries, it can also install debugging symbols, which"
echo "will allow you to debug code in the system libraries. Most developers"
echo "won't need these symbols."
echo -n "Do you want me to install them for you (y/N) "
if yes_no 1; then
echo "Installing debugging symbols."
echo "Skipping installation of debugging symbols."
sudo apt-get update
# We initially run "apt-get" with the --reinstall option and parse its output.
# This way, we can find all the packages that need to be newly installed
# without accidentally promoting any packages from "auto" to "manual".
# We then re-run "apt-get" with just the list of missing packages.
echo "Finding missing packages..."
packages="${dev_list} ${lib_list} ${dbg_list}"
if [ "$(uname -m)" = "x86_64" ]; then
packages+=" ${cmp_list}"
# Intentially leaving $packages unquoted so it's more readable.
echo "Packages required: " $packages
new_list_cmd="sudo apt-get install --reinstall $(echo $packages)"
if new_list="$(yes n | LANG=C $new_list_cmd)"
# We probably never hit this following line.
echo "No missing packages, and the packages are up-to-date."
elif [ $? -eq 1 ]
# We expect apt-get to have exit status of 1.
# This indicates that we canceled the install with "yes n|".
new_list=$(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."
echo "Installing missing packages: $new_list."
sudo apt-get install ${new_list}
# 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 "It produces the following output:"
yes n | $new_list_cmd || true
echo "You will have to install the above packages yourself."
exit 100
# Some operating systems already ship gold
# (on Debian, you can probably do "apt-get install binutils-gold" to get it),
# but though Ubuntu toyed with shipping it, they haven't yet.
# So just install from source if it isn't the default linker.
case `ld --version` in
*gold*) ;;
* )
echo "Gold is a new linker that links Chrome 5x faster than ld."
echo "Don't use it if you need to link other apps (e.g. valgrind, wine)"
echo -n "REPLACE SYSTEM LINKER ld with gold and back up ld? (y/N) "
if yes_no 1; then
# If the system provides gold, just install it.
if apt-cache show binutils-gold >/dev/null; then
echo "Installing binutils-gold. Backing up ld as ld.single."
sudo apt-get install binutils-gold
# FIXME: avoid installing as /usr/bin/ld
echo "Building binutils. Backing up ld as ld.orig."
install_gold || exit 99
echo "Not installing gold."
# Install 32bit backwards compatibility support for 64bit systems
if [ "$(uname -m)" = "x86_64" ]; then
echo "Installing 32bit libraries that are not already provided by the system"
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
echo "Exiting without installing any 32bit libraries."
exit 0
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 "${tmp}/status";
# Download 32bit packages
echo "Computing list of available 32bit packages..."
apt-get -c="${tmp}/apt/apt.conf" update
echo "Downloading available 32bit packages..."
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
# Rename package, change architecture, remove dependencies
sed -i -e "s/\(Package:.*\)/\1-ia32/" \
-e "s/\(Architecture:\).*/\1 amd64/" \
-e "s/\(Depends:\).*/\1 ia32-libs/" \
-e "/Recommends/d" \
-e "/Conflicts/d" \
# Only keep files that live in "lib" directories
sed -i -e "/\/lib64\//d" -e "/\/.?bin\//d" \
-e "s,\([ /]lib\)/,\132/g,;t1;d;:1" \
-e "s,^/usr/lib32/debug\(.*/lib32\),/usr/lib/debug\1," \
# Re-run ldconfig after installation/removal
{ echo "#!/bin/sh"; echo "[ \"x\$1\" = xconfigure ]&&ldconfig||:"; } \
{ echo "#!/bin/sh"; echo "[ \"x\$1\" = xremove ]&&ldconfig||:"; } \
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
find dpkg -mindepth 1 "(" -name DEBIAN -o -name lib ")" -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
# 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}\""
# 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##*/}"
# 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##*/}" = "" ] && 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"