296 lines
6.9 KiB
Bash
Executable File
296 lines
6.9 KiB
Bash
Executable File
#! /bin/sh
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########################################################################
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#
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# File: build-gcc.sh
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# Author: Mark Mitchell
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# Date: 07/10/2000
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#
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# Contents:
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# Script to automatically download and build GCC.
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#
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# Copyright (c) 2000 Free Software Foundation.
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#
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# This file is part of GNU CC.
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#
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# GNU CC is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2, or (at your option)
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# any later version.
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#
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# GNU CC is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with GNU CC; see the file COPYING. If not, write to
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# the Free Software Foundation, 59 Temple Place - Suite 330,
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# Boston, MA 02111-1307, USA.
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#
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########################################################################
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########################################################################
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# Notes
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########################################################################
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# If you are using password-based CVS, you must manually log in, and
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# not log out from, the CVS server before running this script.
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########################################################################
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# Functions
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########################################################################
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# Issue the error message given by $1 and exit with a non-zero
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# exit code.
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error() {
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echo "gcc_build: error: $1"
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exit 1
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}
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# Issue a usage message explaining how to use this script.
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usage() {
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cat <<EOF
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gcc_build [-c configure_options]
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[-d destination_directory]
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[-m make_options]
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[-u username]
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[-p protocol]
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[-t tarfile]
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[build]
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[checkout]
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[export]
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[install]
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[test]
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[update]
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EOF
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exit 1
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}
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# Change to the directory given by $1.
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changedir() {
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cd $1 || \
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error "Could not change directory to $1"
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}
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# Set up CVS environment variables
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cvs_setup() {
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CVSROOT=":${CVS_PROTOCOL}:${CVS_USERNAME}@"
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CVSROOT="${CVSROOT}${CVS_SERVER}:${CVS_REPOSITORY}"
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export CVSROOT
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}
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# Checkout a fresh copy of the GCC build tree.
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checkout_gcc() {
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# Tell CVS where to find everything.
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cvs_setup
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# If the destination already exists, don't risk destroying it.
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test -e ${DESTINATION} && \
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error "${DESTINATION} already exists"
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# CVS doesn't allow an absolute path for the destination directory.
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DESTINATION_PARENT=`dirname ${DESTINATION}`
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test -d ${DESTINATION_PARENT} || \
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error "${DESTINATION_PARENT} is not a directory"
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changedir ${DESTINATION_PARENT}
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# Checkout the tree
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cvs -z 9 co -d `basename ${DESTINATION}` gcc || \
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error "Could not check out GCC"
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}
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# Update GCC.
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update_gcc() {
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# Tell CVS where to find everything
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cvs_setup
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# If the destination does not already exist, complain.
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test -d ${DESTINATION} || \
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error "{$DESTINATION} does not exist"
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# Enter the destination directory.
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changedir ${DESTINATION}
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# Update the tree
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./contrib/gcc_update || \
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error "Could not update GCC"
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}
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# Build GCC.
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build_gcc() {
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# Go to the source directory.
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changedir ${DESTINATION}
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# Remove the object directory.
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rm -rf ${OBJDIR}
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# Create it again.
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mkdir ${OBJDIR} || \
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error "Could not create ${OBJDIR}"
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# Enter it.
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changedir ${OBJDIR}
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# Configure the tree.
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(eval ${DESTINATION}/configure ${CONFIGURE_OPTIONS} |
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tee -a ${LOGFILE}) 2>&1 || \
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error "Could not configure the compiler"
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# Bootstrap the compiler
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(eval make ${MAKE_OPTIONS} bootstrap |
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tee -a ${LOGFILE}) 2>&1 || \
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error "Could not build the compiler"
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}
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# Test GCC.
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test_gcc() {
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# Go to the source directory.
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changedir ${DESTINATION}
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# Go to the object directory.
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changedir ${OBJDIR}
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echo "Running tests... This will take a while."
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(make -k check | tee -a ${LOGFILE}) 2>&1
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(${DESTINATION}/contrib/test_summary | tee -a ${LOGFILE})
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}
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# Export the GCC source tree.
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export_gcc() {
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# Go to the source directory.
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changedir ${DESTINATION}
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# Go up one level.
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changedir ..
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# Build a tarbal off the source directory.
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tar czf ${TARFILE} \
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--exclude=${OBJDIR} \
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--exclude=CVS \
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--exclude='.#*' \
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--exclude='*~' \
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`basename ${DESTINATION}`
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}
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# Install GCC.
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install_gcc() {
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# Go to the source directory.
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changedir ${DESTINATION}
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# Go to the object directory.
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changedir ${OBJDIR}
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make install > ${LOGFILE} 2>&1 || \
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error "Installation failed"
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}
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########################################################################
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# Initialization
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########################################################################
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# The CVS server containing the GCC repository.
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CVS_SERVER="gcc.gnu.org"
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# The path to the repository on that server.
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CVS_REPOSITORY="/cvs/gcc"
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# The CVS protocol to use.
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CVS_PROTOCOL="pserver"
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# The username to use when connecting to the server.
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CVS_USERNAME="anoncvs"
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# The directory where the checked out GCC will be placed.
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DESTINATION="${HOME}/dev/gcc"
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# The relative path from the top of the source tree to the
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# object directory.
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OBJDIR="objdir"
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# The file where information will be logged.
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LOGFILE=${HOME}/build-gcc.$$.log
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# The file where the tarred up sources will be placed.
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TARFILE="${HOME}/dev/gcc.tgz"
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# Options to pass to configure.
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CONFIGURE_OPTIONS=
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# Options to pass to make.
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MAKE_OPTIONS=
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# Modes of operation
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BUILD=0
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CHECKOUT=0
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EXPORT=0
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INSTALL=0
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TEST=0
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UPDATE=0
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########################################################################
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# Main Program
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########################################################################
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# Parse the options.
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while getopts "c:d:m:t:" ARG; do
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case $ARG in
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c) CONFIGURE_OPTIONS="${OPTARG}";;
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d) DESTINATION="${OPTARG}";;
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m) MAKE_OPTIONS="${OPTARG}";;
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u) CVS_USERNAME="${OPTARG}";;
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p) CVS_PROTOCOL="${OPTARG}";;
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t) CVS_TARGFILE="${OPTARG}";;
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\?) usage;;
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esac
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done
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shift `expr ${OPTIND} - 1`
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# Handle the major modes.
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while [ $# -ne 0 ]; do
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case $1 in
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build) BUILD=1;;
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checkout) CHECKOUT=1;;
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export) EXPORT=1;;
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install) INSTALL=1;;
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test) TEST=1;;
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update) UPDATE=1;;
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*) usage;;
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esac
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shift
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done
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# Check the arguments for sanity.
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if [ ${CHECKOUT} -ne 0 ] && [ ${UPDATE} -ne 0 ]; then
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error "Cannot checkout and update simultaneously"
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fi
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# Remove any old logfiles.
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rm -f ${LOGFILE}
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# Tell the user where to find the logfile.
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echo "gcc_build: The logfile for this run is ${LOGFILE}"
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# Checkout the tree.
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if [ ${CHECKOUT} -ne 0 ]; then
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checkout_gcc
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elif [ ${UPDATE} -ne 0 ]; then
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update_gcc
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fi
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# Build the compiler.
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if [ ${BUILD} -ne 0 ]; then
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build_gcc
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fi
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# Test the compiler
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if [ ${TEST} -ne 0 ]; then
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test_gcc
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fi
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# Install the compiler.
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if [ ${INSTALL} -ne 0 ]; then
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install_gcc
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fi
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# Export the sources
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if [ ${EXPORT} -ne 0 ]; then
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export_gcc
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fi
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