contrib/gcc_build - gcc - Git at Google

 #! /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 3, 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
	#! /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 3, 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