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Subversion Repositories openrisc_2011-10-31
[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.2.2/] [contrib/] [gcc_build] - Rev 559
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#! /bin/sh
########################################################################
#
# File: gcc_build
# Author: Mark Mitchell
# Date: 2000-07-10
#
# Adapted to Subversion by Ben Elliston <bje@au.ibm.com>, 2005-07-14.
#
# Contents:
# Script to automatically download and build GCC.
#
# Copyright (c) 2000, 2001, 2003, 2005 Free Software Foundation.
#
# This file is part of GCC.
#
# GCC is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2, or (at your option)
# any later version.
#
# GCC is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with GCC; see the file COPYING. If not, write to
# the Free Software Foundation, 51 Franklin Street, Fifth Floor,
# Boston, MA 02110-1301, USA.
#
########################################################################
########################################################################
# Notes
########################################################################
# You can set the following variables in the environment. They
# have no corresponding command-line options because they should
# only be needed infrequently:
#
# MAKE The path to `make'.
########################################################################
# Functions
########################################################################
# Issue the error message given by $1 and exit with a non-zero
# exit code.
error() {
echo "gcc_build: error: $1"
exit 1
}
# Issue a usage message explaining how to use this script.
usage() {
cat <<EOF
gcc_build [-c configure_options]
[-d destination_directory]
[-m make_boot_options]
[-o objdir]
[-b branch_name]
[-u username]
[-p protocol]
[-t tarfile]
[-x make_check_options]
[bootstrap]
[build]
[checkout]
[configure]
[export]
[install]
[test]
[update]
EOF
exit 1
}
# Change to the directory given by $1.
changedir() {
cd $1 || \
error "Could not change directory to $1"
}
# Checkout a fresh copy of the GCC build tree.
checkout_gcc() {
# If the destination already exists, don't risk destroying it.
test -e ${DESTINATION} && \
error "${DESTINATION} already exists"
# Checkout the tree
test -n "${SVN_USERNAME}" && SVN_USERNAME="${SVN_USERNAME}@"
SVNROOT="${SVN_PROTOCOL}://${SVN_USERNAME}${SVN_SERVER}${SVN_REPOSITORY}${SVN_BRANCH}"
$GCC_SVN co $SVNROOT ${DESTINATION} || \
error "Could not check out GCC"
}
# Update GCC.
update_gcc() {
# If the destination does not already exist, complain.
test -d ${DESTINATION} || \
error "${DESTINATION} does not exist"
# Enter the destination directory.
changedir ${DESTINATION}
# Update the tree
./contrib/gcc_update || \
error "Could not update GCC"
}
# Configure for a build of GCC.
configure_gcc() {
# Go to the source directory.
changedir ${DESTINATION}
# Remove the object directory.
rm -rf ${OBJDIR}
# Create it again.
mkdir ${OBJDIR} || \
error "Could not create ${OBJDIR}"
# Enter it.
changedir ${OBJDIR}
# Configure the tree.
echo "Configuring: ${DESTINATION}/configure ${CONFIGURE_OPTIONS}"
eval ${DESTINATION}/configure ${CONFIGURE_OPTIONS} || \
error "Could not configure the compiler"
}
# Bootstrap GCC. Assume configuration has already occurred.
bootstrap_gcc() {
# Go to the source directory.
changedir ${DESTINATION}
# Go to the object directory.
changedir ${OBJDIR}
# Bootstrap the compiler
echo "Building: ${MAKE} ${MAKE_BOOTSTRAP_OPTIONS} bootstrap"
eval ${MAKE} ${MAKE_BOOTSTRAP_OPTIONS} bootstrap || \
error "Could not bootstrap the compiler"
}
# Test GCC.
test_gcc() {
# Go to the source directory.
changedir ${DESTINATION}
# Go to the object directory.
changedir ${OBJDIR}
echo "Running tests... This will take a while."
eval \${MAKE} -k ${MAKE_CHECK_OPTIONS} check
${DESTINATION}/contrib/test_summary
}
# Export the GCC source tree.
export_gcc() {
# Go to the source directory.
changedir ${DESTINATION}
# Go up one level.
changedir ..
# Build a tarball of the source directory.
tar czf ${TARFILE} \
--exclude=${OBJDIR} \
--exclude=.svn \
--exclude='.#*' \
--exclude='*~' \
`basename ${DESTINATION}`
}
# Install GCC.
install_gcc() {
# Go to the source directory.
changedir ${DESTINATION}
# Go to the object directory.
changedir ${OBJDIR}
${MAKE} install || error "Installation failed"
}
########################################################################
# Initialization
########################################################################
# SVN command
GCC_SVN=${GCC_SVN-${SVN-svn}}
# The SVN server containing the GCC repository.
SVN_SERVER="gcc.gnu.org"
# The path to the repository on that server.
SVN_REPOSITORY="/svn/gcc/"
# The branch to check out from that server.
# Defaults to trunk if no branch is defined with -b.
SVN_BRANCH=""
# The SVN protocol to use.
SVN_PROTOCOL="svn"
# The username to use when connecting to the server.
# An empty string means anonymous.
SVN_USERNAME=""
# The directory where the checked out GCC will be placed.
DESTINATION="${HOME}/dev/gcc"
# The relative path from the top of the source tree to the
# object directory.
OBJDIR="objdir"
# The file where the tarred up sources will be placed.
TARFILE="${HOME}/dev/gcc.tgz"
# Options to pass to configure.
CONFIGURE_OPTIONS=
# The `make' program.
MAKE=${MAKE:-make}
# Options to pass to "make bootstrap".
MAKE_BOOTSTRAP_OPTIONS=
# Options to pass to "make check".
MAKE_CHECK_OPTIONS=
# Modes of operation
BOOTSTRAP=0
CHECKOUT=0
CONFIGURE=0
EXPORT=0
INSTALL=0
TEST=0
UPDATE=0
########################################################################
# Main Program
########################################################################
# Issue usage if no parameters are given.
test $# -eq 0 && usage
# Parse the options.
while getopts "c:d:m:o:p:t:b:u:x:" ARG; do
case $ARG in
c) CONFIGURE_OPTIONS="${OPTARG}";;
d) DESTINATION="${OPTARG}";;
m) MAKE_BOOTSTRAP_OPTIONS="${OPTARG}";;
o) OBJDIR="${OPTARG}";;
p) SVN_PROTOCOL="${OPTARG}";;
t) TARFILE="${OPTARG}";;
x) MAKE_CHECK_OPTIONS="${OPTARG}";;
b) SVN_BRANCH="${OPTARG}";;
u) SVN_USERNAME="${OPTARG}";;
\?) usage;;
esac
done
shift `expr ${OPTIND} - 1`
# Handle the major modes.
while [ $# -ne 0 ]; do
case $1 in
bootstrap) BOOTSTRAP=1;;
build) CONFIGURE=1; BOOTSTRAP=1;;
checkout) CHECKOUT=1;;
configure) CONFIGURE=1;;
export) EXPORT=1;;
install) INSTALL=1;;
test) TEST=1;;
update) UPDATE=1;;
*) usage;;
esac
shift
done
# Check the arguments for sanity.
if [ ${CHECKOUT} -ne 0 ] && [ ${UPDATE} -ne 0 ]; then
error "Cannot checkout and update simultaneously"
fi
if [ ${CHECKOUT} -eq 0 ] && test -n "${SVN_BRANCH}"; then
error "Branch argument only makes sense when doing a checkout"
fi
# Validate the branch name.
if test -n "${SVN_BRANCH}"; then
SVN_BRANCH="branches/${SVN_BRANCH}";
else
SVN_BRANCH="trunk";
fi
# Checkout the tree.
if [ ${CHECKOUT} -ne 0 ]; then
checkout_gcc
elif [ ${UPDATE} -ne 0 ]; then
update_gcc
fi
# Configure to build the tree.
if [ ${CONFIGURE} -ne 0 ]; then
configure_gcc
fi
# Bootstrap the compiler.
if [ ${BOOTSTRAP} -ne 0 ]; then
bootstrap_gcc
fi
# Test the compiler
if [ ${TEST} -ne 0 ]; then
test_gcc
fi
# Install the compiler.
if [ ${INSTALL} -ne 0 ]; then
install_gcc
fi
# Export the sources
if [ ${EXPORT} -ne 0 ]; then
export_gcc
fi
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