+function make_for_continuus_integration ()
+{
+ # Setup the environment if we are local
+ check_for_jenkins
+
+ # No matter then evironment, we should not have a Makefile at this point
+ assert_no_file 'Makefile'
+
+ # Platforms which require bootstrap should have some setup done before we hit this stage.
+ # If we are building locally, skip this step, unless we are just testing locally.
+ if $BOOTSTRAP_SNAPSHOT; then
+ snapshot_check
+ else
+ # If we didn't require a snapshot, then we should not have a configure
+ assert_no_file 'configure'
+
+ run_autoreconf
+ fi
+
+ assert_no_file 'Makefile' 'Programmer error, Makefile existed where build state should have been clean'
+
+ case $HOST_OS in
+ *-fedora-*)
+ run_configure
+
+ assert_exec_file 'configure'
+ assert_file 'Makefile'
+
+ make_target 'all'
+
+ # make rpm includes "make distcheck"
+ if [[ -f rpm.am ]]; then
+ make_rpm
+ elif [[ -d rpm ]]; then
+ make_rpm
+ else
+ make_distcheck
+ fi
+
+ assert_exec_file 'configure'
+ assert_file 'Makefile'
+
+ make_install_system
+ ;;
+ *-precise-*)
+ run_configure
+
+ assert_exec_file 'configure'
+ assert_file 'Makefile'
+
+ make_target 'all'
+
+ make_distcheck
+
+ assert_exec_file 'configure'
+ assert_file 'Makefile'
+
+ make_valgrind
+
+ assert_exec_file 'configure'
+ assert_file 'Makefile'
+
+ make_install_system
+ ;;
+ *)
+ make_jenkins_default
+ ;;
+ esac
+
+ make_maintainer_clean
+
+ safe_popd
+}
+
+# The point to this test is to test bootstrap.sh itself
+function self_test ()
+{
+ # We start off with a clean env
+ make_maintainer_clean
+
+ eval "./bootstrap.sh jenkins" || die "failed 'jenkins'"
+ eval "./bootstrap.sh all" || die "failed 'all'"
+ eval "./bootstrap.sh gdb" || die "failed 'gdb'"
+ eval "./bootstrap.sh maintainer-clean" || die "failed 'maintainer-clean'"
+}
+
+function make_install_html ()
+{
+ run_configure_if_required
+ assert_file 'configure'
+
+ make_target 'install-html'
+}
+
+function make_gdb ()
+{
+ save_BUILD
+
+ if command_exists 'gdb'; then
+ run_configure_if_required
+
+ # Set ENV GDB_COMMAND
+ if [[ -z "$GDB_COMMAND" ]]; then
+ setup_gdb_command
+ fi
+
+ # If we don't have a configure, then most likely we will be missing libtool
+ assert_file 'configure'
+ if [[ -f 'libtool' ]]; then
+ TESTS_ENVIRONMENT="./libtool --mode=execute $GDB_COMMAND"
+ else
+ TESTS_ENVIRONMENT="$GDB_COMMAND"
+ fi
+
+ make_target 'check'
+
+ if [ -f 'gdb.txt' ]; then
+ rm 'gdb.txt'
+ fi
+
+ if [ -f '.gdb_history' ]; then
+ rm '.gdb_history'
+ fi
+
+ if $jenkins_build_environment; then
+ make_target 'clean'
+ fi
+ else
+ echo 'gdb was not present'
+ return 1
+ fi
+
+ restore_BUILD
+}
+
+# $1 target to compile
+# $2 to die, or not to die, based on contents
+function make_target ()
+{
+ if [ -z "$1" ]; then
+ die "Programmer error, no target provided for make"
+ fi
+
+ if [ ! -f 'Makefile' ]; then
+ die "Programmer error, make was called before configure"
+ run_configure
+ fi
+
+ if [ -n "$TESTS_ENVIRONMENT" ]; then
+ if $VERBOSE; then
+ echo "TESTS_ENVIRONMENT=$TESTS_ENVIRONMENT"
+ fi
+ fi
+
+ if [ -z "$MAKE" ]; then
+ die "MAKE was not set"
+ fi
+
+ # $2 represents error or warn
+ run $MAKE $1
+ ret=$?
+
+ if [ $ret -ne 0 ]; then
+ if [ -n "$2" ]; then
+ warn "Failed to execute $MAKE $1: $ret"
+ else
+ die "Failed to execute $MAKE $1: $ret"
+ fi
+ fi
+
+ return $ret
+}
+
+function make_distcheck ()
+{
+ make_target 'distcheck'
+}
+
+function make_rpm ()
+{
+ if command_exists 'rpmbuild'; then
+ if [ -f 'rpm.am' -o -d 'rpm' ]; then
+ run_configure_if_required
+ make_target 'rpm'
+
+ if $jenkins_build_environment; then
+ make_target 'clean'
+ fi
+
+ fi
+ fi
+}
+
+function make_maintainer_clean ()
+{
+ run_configure_if_required
+ make_target 'maintainer-clean' 'no_error'
+
+ # Lets make sure we really cleaned up the environment
+ assert_no_file 'Makefile'
+ assert_no_file 'configure'
+ assert_no_directory 'autom4te.cache'
+}
+
+function make_check ()
+{
+ make_target 'check'
+}
+
+function make_jenkins_default ()
+{
+ run_configure
+ make_target 'all'
+}
+
+function make_default ()
+{
+ run_configure_if_required
+ make_target 'all'
+}
+
+function run_configure_if_required ()
+{
+ run_autoreconf_if_required
+
+ if [ ! -f 'Makefile' ]; then
+ run_configure
+ fi
+
+ assert_file 'Makefile' 'configure did not produce a Makefile'
+}
+
+function run_autoreconf_if_required ()
+{
+ if [ ! -x 'configure' ]; then
+ run_autoreconf
+ fi
+
+ assert_exec_file 'configure'
+}
+
+function run_autoreconf ()
+{
+ if [[ -z "$AUTORECONF" ]]; then
+ die "Programmer error, tried to call run_autoreconf () but AUTORECONF was not set"
+ fi
+
+ if test $use_libtool = 1; then
+ assert $BOOTSTRAP_LIBTOOLIZE
+ run $BOOTSTRAP_LIBTOOLIZE '--copy' '--install' '--force' || die "Cannot execute $BOOTSTRAP_LIBTOOLIZE"
+ fi
+
+ run $AUTORECONF || die "Cannot execute $AUTORECONF"
+
+ eval 'bash -n configure' || die "autoreconf generated a malformed configure"
+}
+
+function run ()
+{
+ if $VERBOSE; then
+ echo "\`$@' $ARGS"
+ fi
+
+ if [ -z "$1" ]; then
+ return 127;
+ fi
+
+ eval $@ $ARGS
+}
+
+function parse_command_line_options ()
+{
+ local SHORTOPTS=':apcmt:dvh'
+
+ nassert MAKE_TARGET
+
+ while getopts "$SHORTOPTS" opt; do
+ case $opt in
+ a) #--autoreconf
+ AUTORECONF_OPTION=true
+ MAKE_TARGET='autoreconf'
+ ;;
+ p) #--print-env
+ PRINT_SETUP_OPTION=true
+ ;;
+ c) # --configure
+ CONFIGURE_OPTION=true
+ MAKE_TARGET='configure'
+ ;;
+ m) # maintainer-clean
+ CLEAN_OPTION=true
+ MAKE_TARGET='clean_op'
+ ;;
+ t) # target
+ TARGET_OPTION=true
+ TARGET_OPTION_ARG="$OPTARG"
+ MAKE_TARGET="$OPTARG"
+ ;;
+ d) # debug
+ DEBUG_OPTION=true
+ enable_debug
+ ;;
+ h) # help
+ echo "bootstrap.sh [options] optional_target ..."
+ exit
+ ;;
+ v) # verbose
+ VERBOSE_OPTION=true
+ VERBOSE=true
+ ;;
+ :)
+ echo "Option -$OPTARG requires an argument." >&2
+ exit 1
+ ;;
+ *)
+ echo "$0: error - unrecognized option $1" 1>&2
+ exit 1
+ ;;
+ esac
+ done
+
+ shift $((OPTIND-1))
+
+ if [ -n "$1" ]; then
+ MAKE_TARGET="$@"
+ fi
+}
+
+function determine_vcs ()
+{
+ if [[ -d '.git' ]]; then
+ VCS_CHECKOUT=git
+ elif [[ -d '.bzr' ]]; then
+ VCS_CHECKOUT=bzr
+ elif [[ -d '.svn' ]]; then
+ VCS_CHECKOUT=svn
+ elif [[ -d '.hg' ]]; then
+ VCS_CHECKOUT=hg
+ else
+ VCS_CHECKOUT=
+ fi
+
+ if [[ -n "$VCS_CHECKOUT" ]]; then
+ VERBOSE=true
+ fi
+}
+
+function require_libtoolise ()
+{
+ use_libtool=0
+ grep '^[ ]*A[CM]_PROG_LIBTOOL' configure.ac >/dev/null \
+ && use_libtool=1
+ grep '^[ ]*LT_INIT' configure.ac >/dev/null \
+ && use_libtool=1
+}
+
+function autoreconf_setup ()
+{
+ # Set ENV MAKE in order to override "make"
+ if [[ -z "$MAKE" ]]; then
+ if command_exists 'gmake'; then
+ MAKE=`type -p gmake`
+ else
+ if command_exists 'make'; then
+ MAKE=`type -p make`
+ fi
+ fi
+
+ if [ "$VCS_CHECKOUT" ]; then
+ if $DEBUG; then
+ MAKE="$MAKE --warn-undefined-variables"
+ fi
+ fi
+
+ if $DEBUG; then
+ MAKE="$MAKE -d"
+ fi
+ fi
+
+ if [[ -z "$GNU_BUILD_FLAGS" ]]; then
+ GNU_BUILD_FLAGS="--install --force"
+ fi
+
+ if $VERBOSE; then
+ GNU_BUILD_FLAGS="$GNU_BUILD_FLAGS --verbose"
+ fi
+
+ if [ -z "$ACLOCAL_PATH" ]; then
+ ACLOCAL_PATH="/usr/local/share/aclocal $ACLOCAL_PATH"
+ fi
+
+ if [[ -z "$WARNINGS" ]]; then
+ if [[ -n "$VCS_CHECKOUT" ]]; then
+ WARNINGS="all,error"
+ else
+ WARNINGS="all"
+ fi
+ fi
+
+ if test $use_libtool = 1; then
+ if [[ -n "$LIBTOOLIZE" ]]; then
+ BOOTSTRAP_LIBTOOLIZE=`type -p $LIBTOOLIZE`
+
+ if [[ -z "$BOOTSTRAP_LIBTOOLIZE" ]]; then
+ echo "Couldn't find user supplied libtoolize, it is required"
+ fi
+ else
+ # If we are using OSX, we first check to see glibtoolize is available
+ if [[ "$VENDOR_DISTRIBUTION" == "darwin" ]]; then
+ BOOTSTRAP_LIBTOOLIZE=`type -p glibtoolize`
+
+ if [[ -z "$BOOTSTRAP_LIBTOOLIZE" ]]; then
+ echo "Couldn't find glibtoolize, it is required on OSX"
+ fi
+ else
+ BOOTSTRAP_LIBTOOLIZE=`type -p libtoolize`
+
+ if [[ -z "$BOOTSTRAP_LIBTOOLIZE" ]]; then
+ echo "Couldn't find libtoolize, it is required"
+ fi
+ fi
+ fi
+ if $VERBOSE; then
+ LIBTOOLIZE_OPTIONS="--verbose $BOOTSTRAP_LIBTOOLIZE_OPTIONS"
+ fi
+ if $DEBUG; then
+ LIBTOOLIZE_OPTIONS="--debug $BOOTSTRAP_LIBTOOLIZE_OPTIONS"
+ fi
+ LIBTOOLIZE=true
+ fi
+
+ # Test the ENV AUTOMAKE if it exists
+ if [[ -n "$AUTOMAKE" ]]; then
+ run $AUTOMAKE '--help' &> /dev/null || die "Failed to run AUTOMAKE:$AUTOMAKE"
+ fi
+
+ # Test the ENV AUTOCONF if it exists
+ if [[ -n "$AUTOCONF" ]]; then
+ run $AUTOCONF '--help' &> /dev/null || die "Failed to run AUTOCONF:$AUTOCONF"
+ fi
+
+ # Test the ENV AUTOHEADER if it exists
+ if [[ -n "$AUTOHEADER" ]]; then
+ run $AUTOHEADER '--help' &> /dev/null || die "Failed to run AUTOHEADER:$AUTOHEADER"
+ fi
+
+ # Test the ENV AUTOM4TE if it exists
+ if [[ -n "$AUTOM4TE" ]]; then
+ run $AUTOM4TE '--help' &> /dev/null || die "Failed to run AUTOM4TE:$AUTOM4TE"
+ fi
+
+ # Test the ENV AUTOHEADER if it exists, if not we add one and add --install
+ if [[ -z "$ACLOCAL" ]]; then
+ ACLOCAL="aclocal --install"
+ fi
+ run $ACLOCAL '--help' &> /dev/null || die "Failed to run ACLOCAL:$ACLOCAL"
+
+ if [[ -z "$AUTORECONF" ]]; then
+ AUTORECONF=`type -p autoreconf`
+
+ if [[ -z "$AUTORECONF" ]]; then
+ die "Couldn't find autoreconf"
+ fi
+
+ if [[ -n "$GNU_BUILD_FLAGS" ]]; then
+ AUTORECONF="$AUTORECONF $GNU_BUILD_FLAGS"
+ fi
+ fi
+
+ run $AUTORECONF '--help' &> /dev/null || die "Failed to run AUTORECONF:$AUTORECONF"
+}
+
+function print_setup ()
+{
+ saved_debug_status=$DEBUG
+ if $DEBUG; then
+ disable_debug
+ fi
+
+ echo '----------------------------------------------'
+ echo 'BOOTSTRAP ENV'
+ echo "AUTORECONF=$AUTORECONF"
+ echo "HOST_OS=$HOST_OS"
+
+ echo "getopt()"
+ if $AUTORECONF_OPTION; then
+ echo "--autoreconf"
+ fi
+
+ if $CLEAN_OPTION; then
+ echo "--clean"
+ fi
+
+ if $CONFIGURE_OPTION; then
+ echo "--configure"
+ fi
+
+ if $DEBUG_OPTION; then
+ echo "--debug"
+ fi
+
+ if $PRINT_SETUP_OPTION; then
+ echo "--print-env"
+ fi
+
+ if $TARGET_OPTION; then
+ echo "--target=$TARGET_OPTION_ARG"
+ fi
+
+ if $VERBOSE_OPTION; then
+ echo "--verbose"
+ fi
+
+ if [[ -n "$MAKE" ]]; then
+ echo "MAKE=$MAKE"
+ fi
+
+ if [[ -n "$MAKE_TARGET" ]]; then
+ echo "MAKE_TARGET=$MAKE_TARGET"
+ fi
+
+ if [[ -n "$PREFIX" ]]; then
+ echo "PREFIX=$PREFIX"
+ fi
+
+ if [[ -n "$TESTS_ENVIRONMENT" ]]; then
+ echo "TESTS_ENVIRONMENT=$TESTS_ENVIRONMENT"
+ fi
+
+ if [[ -n "$VCS_CHECKOUT" ]]; then
+ echo "VCS_CHECKOUT=$VCS_CHECKOUT"
+ fi
+
+ if $VERBOSE; then
+ echo "VERBOSE=true"
+ fi
+
+ if $DEBUG; then
+ echo "DEBUG=true"
+ fi
+
+ if [[ -n "$WARNINGS" ]]; then
+ echo "WARNINGS=$WARNINGS"
+ fi
+ echo '----------------------------------------------'
+
+ if $saved_debug_status; then
+ enable_debug
+ fi
+}
+
+function make_clean_option ()
+{
+ run_configure_if_required
+
+ make_maintainer_clean
+
+ if [[ "$VCS_CHECKOUT" == 'git' ]]; then
+ run "$VCS_CHECKOUT" status --ignored
+ elif [[ -n "$VCS_CHECKOUT" ]]; then
+ run "$VCS_CHECKOUT" status
+ fi
+}
+
+function make_for_autoreconf ()
+{
+ if [ -f 'Makefile' ]; then
+ make_maintainer_clean
+ fi
+
+ run_autoreconf
+
+ assert_no_file 'Makefile'
+}
+
+function check_make_target()
+{
+ case $1 in
+ 'self')
+ ;;
+ 'rpm')
+ ;;
+ 'gdb')
+ ;;
+ 'clean_op')
+ ;;
+ 'autoreconf')
+ ;;
+ 'install-system')
+ ;;
+ 'configure')
+ ;;
+ 'distcheck')
+ ;;
+ 'check')
+ ;;
+ 'snapshot')
+ ;;
+ 'mingw')
+ ;;
+ 'universe')
+ ;;
+ 'valgrind')
+ ;;
+ 'jenkins')
+ ;;
+ 'distclean')
+ ;;
+ 'maintainer-clean')
+ ;;
+ 'install')
+ ;;
+ 'all')
+ ;;
+ 'make_default')
+ ;;
+ 'clang')
+ ;;
+ 'clang-analyzer')
+ ;;
+ 'test-*')
+ ;;
+ 'valgrind-*')
+ ;;
+ 'gdb-*')
+ ;;
+ 'dist')
+ ;;
+ *)
+ die "Unknown MAKE_TARGET option: $1"
+ ;;
+ esac
+}
+
+function bootstrap ()
+{
+ determine_target_platform
+
+ determine_vcs
+
+ # Set up whatever we need to do to use autoreconf later
+ require_libtoolise
+ autoreconf_setup
+
+ if [ -z "$MAKE_TARGET" ]; then
+ MAKE_TARGET="make_default"
+ fi
+
+ if $PRINT_SETUP_OPTION -o $DEBUG; then
+ echo
+ print_setup
+ echo
+
+ # Exit if all we were looking for were the currently used options
+ if $PRINT_SETUP_OPTION; then
+ exit
+ fi
+ fi
+
+ # Use OLD_TESTS_ENVIRONMENT for tracking the state of the variable
+ local OLD_TESTS_ENVIRONMENT=
+
+ # Set ENV PREFIX in order to set --prefix for ./configure
+ if [[ -n "$PREFIX" ]]; then
+ PREFIX_ARG="--prefix=$PREFIX"
+ fi
+
+ # We should always have a target by this point
+ assert MAKE_TARGET
+
+ local MAKE_TARGET_ARRAY=($MAKE_TARGET)
+
+ for target in "${MAKE_TARGET_ARRAY[@]}"
+ do
+ # If we are running inside of Jenkins, we want to only run some of the possible tests
+ if $jenkins_build_environment; then
+ check_make_target $target
+ fi
+
+ case $target in
+ 'self')
+ self_test
+ ;;
+ 'gdb')
+ make_gdb
+ ;;
+ 'install-html')
+ make_install_html
+ ;;
+ 'clean_op')
+ make_clean_option
+ ;;
+ 'autoreconf')
+ make_for_autoreconf
+ ;;
+ 'install-system')
+ make_install_system
+ ;;
+ 'configure')
+ run_configure
+ ;;
+ 'make_default')
+ make_default
+ ;;
+ 'clang')
+ if ! check_clang; then
+ die "clang was not found"
+ fi
+
+ if ! make_for_clang; then
+ die "Failed to build clang: $?"
+ fi
+ ;;
+ 'clang-analyzer')
+ if ! check_clang_analyzer; then
+ die "clang-analyzer was not found"
+ fi
+ if ! check_clang; then
+ die "clang was not found"
+ fi
+
+ if ! make_for_clang_analyzer; then
+ die "Failed to build clang-analyzer: $?"
+ fi
+ ;;
+ 'mingw')
+ if ! check_mingw; then
+ die "mingw was not found"
+ fi
+
+ if ! make_for_mingw; then
+ die "Failed to build mingw: $?"
+ fi
+ ;;
+ 'snapshot')
+ make_for_snapshot
+ ;;
+ 'rpm')
+ make_rpm
+ ;;
+ 'valgrind')
+ make_valgrind
+ ;;
+ 'universe')
+ make_universe
+ ;;
+ 'jenkins')
+ make_for_continuus_integration
+ ;;
+ *)
+ run_configure_if_required
+ make_target "$target"
+ ;;
+ esac
+ done
+}
+
+function main ()
+{
+ # Variables we export
+ declare -x VCS_CHECKOUT=
+
+ # Variables we control globally
+ local MAKE_TARGET=
+ local CONFIGURE=
+
+ # Options for getopt
+ local AUTORECONF_OPTION=false
+ local CLEAN_OPTION=false
+ local CONFIGURE_OPTION=false
+ local DEBUG_OPTION=false
+ local PRINT_SETUP_OPTION=false
+ local TARGET_OPTION=false
+ local TARGET_OPTION_ARG=
+ local VERBOSE_OPTION=false
+
+ local OLD_CONFIGURE=
+ local OLD_CONFIGURE_ARG=
+ local OLD_PREFIX=
+ local OLD_MAKE=
+ local OLD_TESTS_ENVIRONMENT=
+
+ # If we call autoreconf on the platform or not
+ local AUTORECONF_REBUILD_HOST=false
+ local AUTORECONF_REBUILD=false
+
+ local -r top_srcdir=`pwd`
+
+ # Default configure
+ if [ -z "$CONFIGURE" ]; then
+ CONFIGURE="$top_srcdir/configure"
+ fi
+
+
+ # Variables for determine_target_platform () and rebuild_host_os ()
+ # UNAME_MACHINE_ARCH= uname -m
+ # VENDOR= apple, redhat, centos, canonical
+ # VENDOR_RELEASE=
+ # RHEL{rhel,Tikanga,Santiago}
+ # Ubuntu{ubuntu,Lucid,Maverick,Natty,Oneiric,Precise,Quantal}
+ # Fedora{fedora,Verne,Beefy}
+ # OSX{osx,lion,snow,mountain}
+ # VENDOR_DISTRIBUTION= darwin,fedora,rhel,ubuntu
+ # UNAME_KERNEL= Linux, Darwin,...
+ # UNAME_KERNEL_RELEASE= Linux, Darwin,...
+ local UNAME_MACHINE_ARCH=unknown
+ local VENDOR=unknown
+ local VENDOR_RELEASE=unknown
+ local VENDOR_DISTRIBUTION=unknown
+ local UNAME_KERNEL=unknown
+ local UNAME_KERNEL_RELEASE=unknown
+ local HOST_OS=
+
+ rebuild_host_os no_output
+
+ parse_command_line_options $@
+
+ # If we are running under Jenkins we predetermine what tests we will run against
+ # This MAKE_TARGET can be overridden by parse_command_line_options based MAKE_TARGET changes.
+ # We don't want Jenkins overriding other variables, so we NULL them.
+ if [ -z "$MAKE_TARGET" ]; then
+ if $jenkins_build_environment; then
+ MAKE_TARGET='jenkins'
+ fi
+ fi
+
+ bootstrap
+
+ jobs -l
+ wait
+
+ exit 0
+}
+
+function set_branch ()
+{
+ if [ -z "$BRANCH" ]; then
+ if [ -z "$CI_PROJECT_TEAM" ]; then
+ die "Variable CI_PROJECT_TEAM has not been set"
+ fi
+ if [ -z "$PROJECT" ]; then
+ die "Variable PROJECT has not been set"
+ fi
+ if [ -z "$BUILD_TAG" ]; then
+ die "Variable BUILD_TAG has not been set"
+ fi
+
+ BRANCH="lp:~$CI_PROJECT_TEAM/$PROJECT/$BUILD_TAG"
+ export BRANCH
+ fi
+
+ if [ -z "$BRANCH" ]; then
+ die "Missing values required to build BRANCH variable."
+ fi
+}
+
+function merge ()
+{
+ if [ -z "$VCS_CHECKOUT" ]; then
+ die "Merges require VCS_CHECKOUT."
+ fi
+
+ set_branch
+
+ if [[ "$VCS_CHECKOUT" == 'bzr' ]]; then
+ if test -n "$BRANCH_TO_MERGE"; then
+ bzr merge $BRANCH_TO_MERGE
+ bzr commit --message="Merge $BRANCH_TO_MERGE Build: $BUILD_TAG" --unchanged
+ fi
+
+ bzr push "$BRANCH"
+ elif [[ -n "$VCS_CHECKOUT" ]]; then
+ die "Merge attempt occured, current VCS setup does not support this"
+ fi
+}
+
+function enable_debug ()
+{
+ if ! $DEBUG; then
+ local caller_loc=`caller`
+ if [ -n $1 ]; then
+ echo "$caller_loc Enabling debug: $1"
+ else
+ echo "$caller_loc Enabling debug"
+ fi
+ set -x
+ DEBUG=true
+ fi
+}
+
+function usage ()
+{
+ cat << EOF
+ Usage: $program_name [OPTION]..
+
+ Bootstrap this package from the checked-out sources, and optionally walk through CI run.
+
+ Options:
+
+EOF
+}
+
+function disable_debug ()
+{
+ set +x
+ DEBUG=true
+}
+
+# Script begins here
+
+program_name=$0
+
+env_debug_enabled=false
+if [[ -n "$JENKINS_HOME" ]]; then
+ declare -r jenkins_build_environment=true
+else
+ declare -r jenkins_build_environment=false
+fi
+
+export ACLOCAL
+export AUTOCONF
+export AUTOHEADER
+export AUTOM4TE
+export AUTOMAKE
+export AUTORECONF
+export CONFIGURE_ARG
+export DEBUG
+export GNU_BUILD_FLAGS
+export LIBTOOLIZE
+export LIBTOOLIZE_OPTIONS
+export MAKE
+export PREFIX_ARG
+export TESTS_ENVIRONMENT
+export VERBOSE
+export WARNINGS
+
+case $OSTYPE in
+ darwin*)
+ export MallocGuardEdges
+ export MallocErrorAbort
+ export MallocScribble
+ ;;
+esac
+
+# We check for DEBUG twice, once before we source the config file, and once afterward
+env_debug_enabled=false
+if [[ -n "$DEBUG" ]]; then
+ env_debug_enabled=true
+ enable_debug
+ print_setup
+fi
+
+# Variables which only can be set by .bootstrap
+BOOTSTRAP_SNAPSHOT=false
+BOOTSTRAP_SNAPSHOT_CHECK=
+
+if [ -f '.bootstrap' ]; then
+ source '.bootstrap'
+fi
+
+if $env_debug_enabled; then
+ enable_debug
+else
+ if [[ -n "$DEBUG" ]]; then
+ enable_debug "Enabling DEBUG from '.bootstrap'"
+ print_setup
+ fi
+fi
+
+# We do this in order to protect the case where DEBUG
+if ! $env_debug_enabled; then
+ DEBUG=false
+fi