395 строки
14 KiB
Bash
Executable File
395 строки
14 KiB
Bash
Executable File
#!/bin/bash -e
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# Copyright (c) 2009 The Chromium Authors. All rights reserved.
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# Use of this source code is governed by a BSD-style license that can be
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# found in the LICENSE file.
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# Script to install everything needed to build chromium (well, ideally, anyway)
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# See http://code.google.com/p/chromium/wiki/LinuxBuildInstructions
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# and http://code.google.com/p/chromium/wiki/LinuxBuild64Bit
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install_gold() {
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# Gold is optional; it's a faster replacement for ld,
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# and makes life on 2GB machines much more pleasant.
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# First make sure root can access this directory, as that's tripped up some folks.
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if sudo touch xyz.$$
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then
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sudo rm xyz.$$
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else
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echo root cannot write to the current directory, not installing gold
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return
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fi
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BINUTILS=binutils-2.20
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BINUTILS_URL=http://ftp.gnu.org/gnu/binutils/$BINUTILS.tar.bz2
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BINUTILS_SHA1=747e7b4d94bce46587236dc5f428e5b412a590dc
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test -f $BINUTILS.tar.bz2 || wget $BINUTILS_URL
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if test "`sha1sum $BINUTILS.tar.bz2|cut -d' ' -f1`" != "$BINUTILS_SHA1"
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then
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echo Bad sha1sum for $BINUTILS.tar.bz2
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exit 1
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fi
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cat > binutils-fix.patch <<__EOF__
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--- binutils-2.20/gold/output.cc.orig 2009-11-17 17:40:49.000000000 -0800
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+++ binutils-2.20/gold/output.cc 2009-11-17 18:27:21.000000000 -0800
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@@ -22,6 +22,10 @@
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#include "gold.h"
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+#if !defined(__STDC_FORMAT_MACROS)
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+#define __STDC_FORMAT_MACROS
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+#endif
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+
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#include <cstdlib>
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#include <cstring>
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#include <cerrno>
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@@ -29,6 +33,7 @@
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#include <unistd.h>
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#include <sys/mman.h>
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#include <sys/stat.h>
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+#include <inttypes.h>
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#include <algorithm>
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#include "libiberty.h"
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@@ -3505,11 +3510,11 @@
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Output_section* os = (*p)->output_section();
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if (os == NULL)
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gold_error(_("dot moves backward in linker script "
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- "from 0x%llx to 0x%llx"),
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+ "from 0x%"PRIx64" to 0x%"PRIx64),
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addr + (off - startoff), (*p)->address());
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else
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gold_error(_("address of section '%s' moves backward "
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- "from 0x%llx to 0x%llx"),
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+ "from 0x%"PRIx64" to 0x%"PRIx64),
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os->name(), addr + (off - startoff),
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(*p)->address());
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}
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__EOF__
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tar -xjvf $BINUTILS.tar.bz2
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cd $BINUTILS
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patch -p1 < ../binutils-fix.patch
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./configure --prefix=/usr/local/gold --enable-gold
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make -j3
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if sudo make install
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then
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# Still need to figure out graceful way of pointing gyp to use
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# /usr/local/gold/bin/ld without requiring him to set environment
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# variables. That will go into bootstrap-linux.sh when it's ready.
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echo "Installing gold as /usr/bin/ld."
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echo "To uninstall, do 'cd /usr/bin; sudo rm ld; sudo mv ld.orig ld'"
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test -f /usr/bin/ld && test ! -f /usr/bin/ld.orig && \
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sudo mv /usr/bin/ld /usr/bin/ld.orig
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sudo strip /usr/local/gold/bin/ld
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sudo ln -fs /usr/local/gold/bin/ld /usr/bin/ld.gold
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sudo ln -fs /usr/bin/ld.gold /usr/bin/ld
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else
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echo "make install failed, not installing gold"
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fi
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}
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if ! egrep -q 'Ubuntu (8\.04|8\.10|9\.04|9\.10)' /etc/issue; then
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echo "Only Ubuntu 8.04, 8.10, 9.04, and 9.10 are currently supported" >&2
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exit 1
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fi
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if ! uname -m | egrep -q "i686|x86_64"; then
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echo "Only x86 architectures are currently supported" >&2
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exit
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fi
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if [ "x$(id -u)" != x0 ]; then
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echo "Running as non-root user."
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echo "You might have to enter your password one or more times for 'sudo'."
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echo
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fi
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# Packages need for development
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dev_list="bison fakeroot flex g++ g++-multilib gperf libasound2-dev
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libcairo2-dev libgconf2-dev libglib2.0-dev libgtk2.0-dev libnspr4-dev
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libnss3-dev libsqlite3-dev lighttpd msttcorefonts patch perl php5-cgi
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pkg-config python rpm subversion wdiff"
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# Full list of required run-time libraries
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lib_list="libatk1.0-0 libc6 libasound2 libcairo2 libexpat1
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libfontconfig1 libfreetype6 libglib2.0-0 libgtk2.0-0 libnspr4-0d
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libnss3-1d libpango1.0-0 libpcre3 libpixman-1-0 libpng12-0 libstdc++6
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libsqlite3-0 libx11-6 libxau6 libxcb1 libxcomposite1
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libxcursor1 libxdamage1 libxdmcp6 libxext6 libxfixes3 libxi6
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libxinerama1 libxrandr2 libxrender1 zlib1g"
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# Debugging symbols for all of the run-time libraries
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dbg_list="libatk1.0-dbg libc6-dbg libcairo2-dbg libfontconfig1-dbg
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libglib2.0-0-dbg libgtk2.0-0-dbg libnspr4-0d-dbg libnss3-1d-dbg
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libpango1.0-0-dbg libpcre3-dbg libpixman-1-0-dbg libx11-6-dbg
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libxau6-dbg libxcb1-dbg libxcomposite1-dbg
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libxcursor1-dbg libxdamage1-dbg libxdmcp6-dbg libxext6-dbg
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libxfixes3-dbg libxi6-dbg libxinerama1-dbg libxrandr2-dbg
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libxrender1-dbg zlib1g-dbg"
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# Standard 32bit compatibility libraries
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cmp_list="ia32-libs lib32asound2-dev lib32readline-dev lib32stdc++6 lib32z1
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lib32z1-dev libc6-dev-i386 libc6-i386"
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# Waits for the user to press 'Y' or 'N'. Either uppercase of lowercase is
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# accepted. Returns 0 for 'Y' and 1 for 'N'. If an optional parameter has
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# been provided to yes_no(), the function also accepts RETURN as a user input.
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# The parameter specifies the exit code that should be returned in that case.
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# The function will echo the user's selection followed by a newline character.
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# Users can abort the function by pressing CTRL-C. This will call "exit 1".
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yes_no() {
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local c
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while :; do
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c="$(trap 'stty echo -iuclc icanon 2>/dev/null' EXIT INT TERM QUIT
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stty -echo iuclc -icanon 2>/dev/null
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dd count=1 bs=1 2>/dev/null | od -An -tx1)"
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case "$c" in
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" 0a") if [ -n "$1" ]; then
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[ $1 -eq 0 ] && echo "Y" || echo "N"
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return $1
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fi
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;;
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" 79") echo "Y"
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return 0
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;;
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" 6e") echo "N"
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return 1
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;;
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"") echo "Aborted" >&2
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exit 1
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;;
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*) # The user pressed an unrecognized key. As we are not echoing
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# any incorrect user input, alert the user by ringing the bell.
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(tput bel) 2>/dev/null
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;;
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esac
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done
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}
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echo "This script installs all tools and libraries needed to build Chromium."
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echo ""
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echo "For most of the libraries, it can also install debugging symbols, which"
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echo "will allow you to debug code in the system libraries. Most developers"
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echo "won't need these symbols."
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echo -n "Do you want me to install them for you (y/N) "
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if yes_no 1; then
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echo "Installing debugging symbols."
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else
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echo "Skipping installation of debugging symbols."
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dbg_list=
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fi
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sudo apt-get update
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# We initially run "apt-get" with the --reinstall option and parse its output.
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# This way, we can find all the packages that need to be newly installed
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# without accidentally promoting any packages from "auto" to "manual".
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# We then re-run "apt-get" with just the list of missing packages.
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echo "Finding missing packages..."
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packages="${dev_list} ${lib_list} ${dbg_list}"
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if [ "$(uname -m)" = "x86_64" ]; then
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packages+=" ${cmp_list}"
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fi
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# Intentially leaving $packages unquoted so it's more readable.
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echo "Packages required: " $packages
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echo
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new_list_cmd="sudo apt-get install --reinstall $(echo $packages)"
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if new_list="$(yes n | LANG=C $new_list_cmd)"
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then
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# We probably never hit this following line.
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echo "No missing packages, and the packages are up-to-date."
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elif [ $? -eq 1 ]
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then
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# We expect apt-get to have exit status of 1.
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# This indicates that we canceled the install with "yes n|".
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new_list=$(echo "$new_list" |
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sed -e '1,/The following NEW packages will be installed:/d;s/^ //;t;d')
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new_list=$(echo "$new_list" | sed 's/ *$//')
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if [ -z "$new_list" ] ; then
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echo "No missing packages, and the packages are up-to-date."
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else
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echo "Installing missing packages: $new_list."
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sudo apt-get install ${new_list}
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fi
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echo
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else
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# An apt-get exit status of 100 indicates that a real error has occurred.
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# I am intentionally leaving out the '"'s around new_list_cmd,
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# as this makes it easier to cut and paste the output
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echo "The following command failed: " ${new_list_cmd}
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echo
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echo "It produces the following output:"
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yes n | $new_list_cmd || true
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echo
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echo "You will have to install the above packages yourself."
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echo
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exit 100
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fi
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# Some operating systems already ship gold
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# (on Debian, you can probably do "apt-get install binutils-gold" to get it),
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# but though Ubuntu toyed with shipping it, they haven't yet.
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# So just install from source if it isn't the default linker.
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case `ld --version` in
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*gold*) ;;
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* )
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echo "Gold is a new linker that links Chrome 5x faster than ld."
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echo "Don't use it if you need to link other apps (e.g. valgrind, wine)"
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echo -n "REPLACE SYSTEM LINKER ld with gold and back up ld? (y/N) "
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if yes_no 1; then
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# If the system provides gold, just install it.
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if apt-cache show binutils-gold >/dev/null; then
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echo "Installing binutils-gold. Backing up ld as ld.single."
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sudo apt-get install binutils-gold
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else
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# FIXME: avoid installing as /usr/bin/ld
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echo "Building binutils. Backing up ld as ld.orig."
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install_gold || exit 99
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fi
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else
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echo "Not installing gold."
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fi
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esac
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# Install 32bit backwards compatibility support for 64bit systems
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if [ "$(uname -m)" = "x86_64" ]; then
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echo "Installing 32bit libraries that are not already provided by the system"
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echo
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echo "While we only need to install a relatively small number of library"
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echo "files, we temporarily need to download a lot of large *.deb packages"
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echo "that contain these files. We will create new *.deb packages that"
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echo "include just the 32bit libraries. These files will then be found on"
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echo "your system in places like /lib32, /usr/lib32, /usr/lib/debug/lib32,"
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echo "/usr/lib/debug/usr/lib32. If you ever need to uninstall these files,"
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echo "look for packages named *-ia32.deb."
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echo "Do you want me to download all packages needed to build new 32bit"
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echo -n "package files (Y/n) "
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if ! yes_no 0; then
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echo "Exiting without installing any 32bit libraries."
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exit 0
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fi
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tmp=/tmp/install-32bit.$$
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trap 'rm -rf "${tmp}"' EXIT INT TERM QUIT
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mkdir -p "${tmp}/apt/lists/partial" "${tmp}/cache" "${tmp}/partial"
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touch "${tmp}/status"
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[ -r /etc/apt/apt.conf ] && cp /etc/apt/apt.conf "${tmp}/apt/"
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cat >>"${tmp}/apt/apt.conf" <<EOF
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Apt::Architecture "i386";
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Dir::Cache "${tmp}/cache";
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Dir::Cache::Archives "${tmp}/";
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Dir::State::Lists "${tmp}/apt/lists/";
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Dir::State::status "${tmp}/status";
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EOF
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# Download 32bit packages
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echo "Computing list of available 32bit packages..."
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apt-get -c="${tmp}/apt/apt.conf" update
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echo "Downloading available 32bit packages..."
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apt-get -c="${tmp}/apt/apt.conf" \
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--yes --download-only --force-yes --reinstall install \
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${lib_list} ${dbg_list}
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# Open packages, remove everything that is not a library, move the
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# library to a lib32 directory and package everything as a *.deb file.
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echo "Repackaging and installing 32bit packages for use on 64bit systems..."
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for i in ${lib_list} ${dbg_list}; do
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orig="$(echo "${tmp}/${i}"_*_i386.deb)"
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compat="$(echo "${orig}" |
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sed -e 's,\(_[^_/]*_\)i386\(.deb\),-ia32\1amd64\2,')"
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rm -rf "${tmp}/staging"
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msg="$(fakeroot -u sh -exc '
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# Unpack 32bit Debian archive
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umask 022
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mkdir -p "'"${tmp}"'/staging/dpkg/DEBIAN"
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cd "'"${tmp}"'/staging"
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ar x "'${orig}'"
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tar zCfx dpkg data.tar.gz
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tar zCfx dpkg/DEBIAN control.tar.gz
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# Rename package, change architecture, remove dependencies
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sed -i -e "s/\(Package:.*\)/\1-ia32/" \
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-e "s/\(Architecture:\).*/\1 amd64/" \
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-e "s/\(Depends:\).*/\1 ia32-libs/" \
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-e "/Recommends/d" \
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-e "/Conflicts/d" \
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dpkg/DEBIAN/control
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# Only keep files that live in "lib" directories
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sed -i -e "/\/lib64\//d" -e "/\/.?bin\//d" \
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-e "s,\([ /]lib\)/,\132/g,;t1;d;:1" \
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-e "s,^/usr/lib32/debug\(.*/lib32\),/usr/lib/debug\1," \
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dpkg/DEBIAN/md5sums
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# Re-run ldconfig after installation/removal
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{ echo "#!/bin/sh"; echo "[ \"x\$1\" = xconfigure ]&&ldconfig||:"; } \
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>dpkg/DEBIAN/postinst
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{ echo "#!/bin/sh"; echo "[ \"x\$1\" = xremove ]&&ldconfig||:"; } \
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>dpkg/DEBIAN/postrm
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chmod 755 dpkg/DEBIAN/postinst dpkg/DEBIAN/postrm
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# Remove any other control files
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find dpkg/DEBIAN -mindepth 1 "(" -name control -o -name md5sums -o \
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-name postinst -o -name postrm ")" -o -print |
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xargs -r rm -rf
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# Remove any files/dirs that live outside of "lib" directories
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find dpkg -mindepth 1 "(" -name DEBIAN -o -name lib ")" -prune -o \
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-print | tac | xargs -r -n 1 sh -c \
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"rm \$0 2>/dev/null || rmdir \$0 2>/dev/null || : "
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find dpkg -name lib64 -o -name bin -o -name "?bin" |
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tac | xargs -r rm -rf
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# Rename lib to lib32, but keep debug symbols in /usr/lib/debug/usr/lib32
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# That is where gdb looks for them.
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find dpkg -type d -o -path "*/lib/*" -print |
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xargs -r -n 1 sh -c "
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i=\$(echo \"\${0}\" |
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sed -e s,/lib/,/lib32/,g \
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-e s,/usr/lib32/debug\\\\\(.*/lib32\\\\\),/usr/lib/debug\\\\1,);
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mkdir -p \"\${i%/*}\";
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mv \"\${0}\" \"\${i}\""
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# Prune any empty directories
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find dpkg -type d | tac | xargs -r -n 1 rmdir 2>/dev/null || :
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# Create our own Debian package
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cd ..
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dpkg --build staging/dpkg .' 2>&1)"
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compat="$(eval echo $(echo "${compat}" |
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sed -e 's,_[^_/]*_amd64.deb,_*_amd64.deb,'))"
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[ -r "${compat}" ] || {
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echo "${msg}" >&2
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echo "Failed to build new Debian archive!" >&2
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exit 1
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}
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msg="$(sudo dpkg -i "${compat}" 2>&1)" && {
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echo "Installed ${compat##*/}"
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} || {
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# echo "${msg}" >&2
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echo "Skipped ${compat##*/}"
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}
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done
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# Add symbolic links for developing 32bit code
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echo "Adding missing symbolic links, enabling 32bit code development..."
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for i in $(find /lib32 /usr/lib32 -maxdepth 1 -name \*.so.\* |
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sed -e 's/[.]so[.][0-9].*/.so/' |
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sort -u); do
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[ "x${i##*/}" = "xld-linux.so" ] && continue
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[ -r "$i" ] && continue
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j="$(ls "$i."* | sed -e 's/.*[.]so[.]\([^.]*\)$/\1/;t;d' |
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sort -n | tail -n 1)"
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[ -r "$i.$j" ] || continue
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sudo ln -s "${i##*/}.$j" "$i"
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done
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fi
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