~rdoering/ubuntu/karmic/erlang/fix-535090

#! /bin/sh

# Expected autoconf version
EXPECTED_AUTOCONF_VERSION=2.59

# clearmake command to use
clearmake=false

# Global configuration variables
#
# NOTE: lazy_configure depends on '.' allways being last directory
if [ -z "$ONLY_ERTS" ]; then
    AUTOCONF_SUBDIRS="lib lib/*"
fi
AUTOCONF_SUBDIRS="$AUTOCONF_SUBDIRS erts ."

# Utility functions
usage ()
{
    echo "Available options:"
    echo "setup [-a] [<configure parameters>] - does autoconf, configure and opt."
    echo "all [-a] <dir> - does autoconf, configure, primary, boot, release"
    echo "autoconf - (re)build the configure scripts"
    echo "configure [<configure parameters>] - does the actual configuration"
    echo "plain [-a] - build a small Erlang system without bootstrap; plain flavor"
    echo "opt [-a] - same as plain (above)"
    echo "smp [-a] - build a small Erlang system without bootstrap; smp flavor"
    echo "hybrid [-a] - build a small Erlang system without bootstrap; hybrid flavor"
    echo "nofrag [-a] - build a small Erlang system without bootstrap; nofrag flavor"
    echo "primary - creates the primary bootstrap, the one shipped"
    echo "boot [-a] - bootstraps and build small system (after primary)"
    echo "release <target_dir> - creates a small release to <target_dir>"
    echo "release [-a] <target_dir> - creates full release to <target_dir>"
    echo "tests <dir> - Build testsuites to <dir>"
    echo ""
    echo "remove_prebuilt_files - create a minimal source tree"
    echo "save_bootstrap - recreate primary bootstrap"
    echo ""
    echo "debuginfo_win32 <dir> - adds debug emulator and pdb files to <dir>"
    echo "installer_win32 <dir> - creates a windows installer from <dir>" 
    echo ""
    echo "Before trying to build on windows, consider the following option"
    echo "env_win32 - echo environment settings for win32 with visual C++, use with eval"
    echo "env_mingw32 - echo environment settings for win32 with MinGW, use with eval"
    echo "Before trying to build for vxworks, consider the following option"
    echo "env_vxworks <cpu>  - echo environment settings for vxworks, use with eval"
}

check_erltop ()
{
        ERLTOP_FORCED=false
	if [ "X$ERL_TOP" = "X" ]; then
		if [ -f ./otp_build -a -f ./erts/autoconf/config.guess ]; then
		    ERLTOP_FORCED=true
		    ERL_TOP=`/bin/pwd`
		else
		    echo "The environment variable ERL_TOP must be set." >&2
		    exit 1
		fi
	fi
}

target_contains ()
{
	Y=`echo $TARGET | sed "s,$1,,g"`
	[ X"$Y" != X"$TARGET" ]
	return $?
} 



# Execution of the different options

# Special static config flags for certain platforms are set here  
set_config_flags ()
{
	if target_contains win32; then
		CONFIG_FLAGS="--build=$BUILDSYS --host=win32 --target=win32" 
	fi
	if target_contains linux; then 
		CONFIG_FLAGS="--disable-hipe"
	fi
	if target_contains "univel-sysv4"; then
		CONFIG_FLAGS="--x-libraries=/usr/lib/X11"
	fi

	if target_contains free_source; then
		CONFIG_FLAGS="$CONFIG_FLAGS --host=$TARGET"
	fi
	CONFIG_FLAGS="$CONFIG_FLAGS $*"
	export CONFIG_FLAGS;
}
	
do_autoconf ()		
{
        if target_contains win32; then
	    # Select the correct autoconf on cygwin
	    save_want_autoconf_ver=$WANT_AUTOCONF_VER
	    WANT_AUTOCONF_VER=$EXPECTED_AUTOCONF_VERSION
	    export WANT_AUTOCONF_VER
	fi
	exp_ac_vsn=$EXPECTED_AUTOCONF_VERSION
	ac_vsn_blob=`autoconf --version`
	ac_vsn=`echo x$ac_vsn_blob | sed "s|[^0-9]*\([0-9][^ \t\n]*\).*|\1|"`
	case "$ac_vsn" in
	    $exp_ac_vsn)
		;;
	    *)
		echo "***************************************************" 1>&2
		echo "***************************************************" 1>&2
		echo "*** WARNING: System might fail to configure or"      1>&2
		echo "***          might be erroneously configured"        1>&2
		echo "***          since autoconf version $ac_vsn is used" 1>&2
		echo "***          instead of version $exp_ac_vsn!"        1>&2
		echo "***************************************************" 1>&2
		echo "***************************************************" 1>&2
		;;
	esac

	if [ -d erts/autom4te.cache ]; then
	    echo "Cleaning erts/autom4te.cache"
	    rm -f erts/autom4te.cache/*
	fi

	save_ot="$OVERRIDE_TARGET"
	save_t="$TARGET"
	if [ ! -z "$OVERRIDE_CONFIGURE" ]; then
	    echo "Autoconf disabled on target $TARGET, but is performed on host" >&2
	    OVERRIDE_TARGET=
	    export OVERRIDE_TARGET
	    # We still use erts configure for erl_interface and VxWorks
	    case "$TARGET" in
		*vxworks*)
		    AUTOCONF_SUBDIRS=`echo $AUTOCONF_SUBDIRS | \
					sed -e 's,lib/erl_interface,,' \
					    -e 's,lib/gs,,' \
					    -e 's,lib/megaco,,'`
		    ;;
		*ose*)
		    AUTOCONF_SUBDIRS=`echo $AUTOCONF_SUBDIRS | \
					sed -e 's,lib/erl_interface,,'`
		    ;;
	    esac
	    TARGET=`$ERL_TOP/erts/autoconf/config.guess`
	fi
	
	# Remove TSP if not on linux (in open source tsp does not exist...)
	# Code disabled, need to configure all to run release_docs on Solaris
#	case "$TARGET" in
#	    *linux*);;
#	    *)
#		AUTOCONF_SUBDIRS=`echo $AUTOCONF_SUBDIRS | sed 's,lib/tsp,,'`;;
#	esac
	for d in $AUTOCONF_SUBDIRS; do
		if [ -f $d/configure.in ]; then
			echo "=== running autoconf in $d"
			( cd $d && autoconf ) || exit 1
		fi
		if [ x$d = x"erts" ]; then
			echo "=== running autoheader in $d"
			( cd $d && autoheader configure.in > config.h.in ) \
			    || exit 1
		fi
	done
	OVERRIDE_TARGET="$save_ot"
	export OVERRIDE_TARGET
	TARGET="$save_t"
        if target_contains win32; then
	    WANT_AUTOCONF_VER=$save_want_autoconf_ver
	    export WANT_AUTOCONF_VER
	fi
}

mk_targetdir ()
{
    if [ ! -d $ERL_TOP/$TARGET ]; then
	echo "creating  $ERL_TOP/$TARGET"
	mkdir $ERL_TOP/$TARGET
    else
	echo "existing $ERL_TOP/$TARGET is used for cache"
    fi
}

do_configure ()
{
    setup_make
    mk_targetdir
    save_ot="$OVERRIDE_TARGET"
    save_t="$TARGET"
    if [ ! -z "$OVERRIDE_CONFIGURE" ]; then
	case $TARGET in
	    vxworks_*)
		( cd erts/autoconf && \
		  $ERL_TOP/erts/autoconf/configure.vxworks $TARGET )
		  echo "Configuring for build host too..." >&2
		  OVERRIDE_TARGET=
		  export OVERRIDE_TARGET
		  TARGET=`$ERL_TOP/erts/autoconf/config.guess`
		  mk_targetdir;;
	    ose_*)
		( cd erts/autoconf && \
		  $ERL_TOP/erts/autoconf/configure.ose $TARGET )
		  echo "Configuring for build host too..." >&2
		  OVERRIDE_TARGET=
		  export OVERRIDE_TARGET
		  TARGET=`$ERL_TOP/erts/autoconf/config.guess`
		  mk_targetdir;;
	    *)
		echo "Unexpected target when ordinary configure is" \
			"overridden" >&2
		echo 'check if $OVERRIDE_CONFIGURE and $OVERRIDE_TAGET' \
		        'environments are correct.' >&2
		exit 1;;
	esac
    fi
    set_config_flags $CONFIG_FLAGS "$@"
    if [ -z "$ONLY_ERTS" ]; then
	./configure --cache-file=/dev/null $CONFIG_FLAGS \
	    || exit 1
    else
	echo "erts/configure --cache-file=/dev/null $CONFIG_FLAGS"
	(cd $ERL_TOP/erts; ./configure --cache-file=/dev/null $CONFIG_FLAGS) || exit 1
    fi
    OVERRIDE_TARGET="$save_ot"
    export OVERRIDE_TARGET
    TARGET="$save_t"
}

do_lazy_configure ()
{
    setup_make
    case $TARGET in
	vxworks_*|ose_*)
	    echo "Not supported for target: $TARGET" >&2
	    exit 1
	    ;;
	*)
	    ;;
    esac
    set_config_flags $CONFIG_FLAGS "$@"
    for c_dir in $AUTOCONF_SUBDIRS; do
	if test -f $ERL_TOP/$c_dir/configure.in; then
	    dir=$ERL_TOP/$c_dir
	    echo ""
	    echo "=== Begin configuring $dir"
	    xc_dep= ;
	    xcs_dep= ;
	    test -d $dir/$TARGET || mkdir $dir/$TARGET
	    test -f $dir/aclocal.m4 && xc_dep="$xcs_dep $dir/aclocal.m4"
	    test -f $dir/acsite.m4 && xc_dep="$xcs_dep $dir/acsite.m4"
	    test x$c_dir = x"erts" && xcs_dep="$xcs_dep $dir/config.h.in"
	    $MAKE -f $ERL_TOP/make/lazy_configure.mk                         \
		MAKE="$MAKE" TARGET=$TARGET                                  \
		ERL_TOP=$ERL_TOP                                             \
		CONFIGURE_FLAGS="$CONFIG_FLAGS"                              \
		CONFIGURE_DIR=$dir                                           \
		EXTRA_CONFIGURE_DEPENDENCIES=$xc_dep                         \
		EXTRA_CONFIG_STATUS_DEPENDENCIES=$xcs_dep                    \
		EXPECTED_AUTOCONF_VERSION=$EXPECTED_AUTOCONF_VERSION         \
		lazy_configure
	    echo "=== Done configuring $dir"
	    echo ""
	fi
    done
}

do_lazy_configure_clean ()
{
    setup_make
    case $TARGET in
	vxworks_*|ose_*)
	    echo "Not supported for target: $TARGET" >&2
	    exit 1
	    ;;
	*)
	    ;;
    esac
    for c_dir in $AUTOCONF_SUBDIRS; do
	if test -f $ERL_TOP/$c_dir/configure.in; then
	    dir=$ERL_TOP/$c_dir
	    echo ""
	    echo "=== Begin cleaning configure in $dir"
	    xc_dep= ;
	    xcs_dep= ;
	    test -d $dir/$TARGET || mkdir $dir/$TARGET
	    test -f $dir/aclocal.m4 && xc_dep="$xcs_dep $dir/aclocal.m4"
	    test -f $dir/acsite.m4 && xc_dep="$xcs_dep $dir/acsite.m4"
	    test x$c_dir = x"erts" && xcs_dep="$xcs_dep $dir/config.h.in"
	    $MAKE -f $ERL_TOP/make/lazy_configure.mk                         \
		MAKE="$MAKE" TARGET=$TARGET                                  \
		ERL_TOP=$ERL_TOP                                             \
		CONFIGURE_DIR=$dir                                           \
		EXPECTED_AUTOCONF_VERSION=$EXPECTED_AUTOCONF_VERSION         \
		lazy_configure_clean
	    echo "=== Done cleaning configure in $dir"
	    echo ""
	fi
    done

}

do_lazy_configure_target_clean ()
{
    setup_make
    case $TARGET in
	vxworks_*|ose_*)
	    echo "Not supported for target: $TARGET" >&2
	    exit 1
	    ;;
	*)
	    ;;
    esac
    for c_dir in $AUTOCONF_SUBDIRS; do
	if test -f $ERL_TOP/$c_dir/configure.in; then
	    dir=$ERL_TOP/$c_dir
	    echo ""
	    echo "=== Begin target cleaning configure in $dir"
	    xc_dep= ;
	    xcs_dep= ;
	    test -d $dir/$TARGET || mkdir $dir/$TARGET
	    test -f $dir/aclocal.m4 && xc_dep="$xcs_dep $dir/aclocal.m4"
	    test -f $dir/acsite.m4 && xc_dep="$xcs_dep $dir/acsite.m4"
	    test x$c_dir = x"erts" && xcs_dep="$xcs_dep $dir/config.h.in"
	    $MAKE -f $ERL_TOP/make/lazy_configure.mk                         \
		MAKE="$MAKE" TARGET=$TARGET                                  \
		ERL_TOP=$ERL_TOP                                             \
		CONFIGURE_DIR=$dir                                           \
		EXPECTED_AUTOCONF_VERSION=$EXPECTED_AUTOCONF_VERSION         \
		lazy_configure_target_clean
	    echo "=== Done target cleaning configure in $dir"
	    echo ""
	fi
    done

}

echo_setenv ()
{
    case "$DAILY_BUILD_SCRIPT$SHELL" in
	true*)
	    echo "$1=$2";;
	*ash|*ksh|*/sh|*zsh|*ash)
	    echo "$1=\"$2\";export $1$3";;
	*csh)
	    echo "setenv $1 \"$2\"$3";;
    esac
}

echo_env_erltop ()
{
    if [ X"$ERL_TOP" = X"" -o "$ERLTOP_FORCED" = "true" ]; then
	if [ -f ./otp_build ]; then
	    # Seems to be current directory...
	    echo_setenv ERL_TOP `/bin/pwd` ';'
	else
	    echo "You need to either set ERL_TOP first or stand in the same" \ 
		"directory as this script resides in." >&2
	    exit 1
	fi
    fi
}

echo_envinfo ()
{
    case "$SHELL" in
	*csh)
	    return 0
	    ;;
	*)
	    ;;
    esac
    if [ X"$DAILY_BUILD_SCRIPT" = X"true" ]; then
	echo '# Output generated for daily build script only '\
	     '($DAILY_BUILD_SCRIPT=true)'
    else
	echo '# Please note:'
	echo '# The command you are running is supposed to be run'\
	     'using the shells'
	echo '# "eval" builtin, like in:'
	echo '# $ eval `./otp_build env_<something>`'
	echo '# If you see this comment, you probably haven'"'"'t done that.'
    fi
}

echo_env_vxworks ()
{
    if [ -z "$1" ]; then 
	echo "env_vxworks requires CPU architecture as parameter (ppc603, ppc860 etc)." >&2
	exit 1
    fi
    echo_env_erltop
    echo_setenv OVERRIDE_CONFIGURE true ';'
    echo_setenv OVERRIDE_TARGET vxworks_$1
    echo_envinfo
}

echo_env_ose ()
{
    if [ -z "$1" ]; then 
	echo "env_ose requires CPU architecture as parameter (ppc750, sfk etc)." >&2
	exit 1
    fi
    echo_env_erltop
    echo_setenv OVERRIDE_CONFIGURE true ';'
    echo_setenv OVERRIDE_TARGET ose_$1
    echo_envinfo
}

echo_env_win32 ()
{
    #echo_envinfo
    if [ X"$SHELL" = X"" ]; then
	echo "You need to export the shell variable first," \
		"for bourne-like shells, type:" >&2
	echo 'export SHELL' >&2
	echo "and for csh-like shells, type:" >&2
	echo 'setenv SHELL $SHELL' >&2
	echo " - then try again." >&2
	exit 1
    fi
    echo_env_erltop
    P2=`echo $PATH | \
	sed 's,",,g;s,:[cC]:,:/cygdrive/c,g;s,:[dD]:,:/cygdrive/d,g'`
    P3=""
    save_ifs=$IFS
    IFS=:
    for p in $P2; do
	if [ -d "$p" ]; then
	    C1="`(cygpath -d $p 2>/dev/null || cygpath -w $p)`" 2> /dev/null
	    C2=`cygpath "$C1" 2> /dev/null` 2> /dev/null
	else
	    C2=""
	fi
	if [ ! -z "$C2" ]; then
	    if [ -z "$P3" ];then 
		P3="$C2"
	    else 
		P3="$P3:$C2"
	    fi
	fi
    done
    IFS=$save_ifs

    echo_setenv OVERRIDE_TARGET win32 ';'
    echo_setenv CC cc.sh ';'
    echo_setenv CXX cc.sh ';'
    echo_setenv AR ar.sh ';'
    echo_setenv RANLIB true ';'
    echo_setenv PATH "$ERL_TOP/erts/etc/win32/cygwin_tools/vc:$ERL_TOP/erts/etc/win32/cygwin_tools:$P3"
    echo_envinfo
}

echo_env_mingw32 ()
{
    #echo_envinfo
    if [ X"$SHELL" = X"" ]; then
	echo "You need to export the shell variable first," \
		"for bourne-like shells, type:" >&2
	echo 'export SHELL' >&2
	echo "and for csh-like shells, type:" >&2
	echo 'setenv SHELL $SHELL' >&2
	echo " - then try again." >&2
	exit 1
    fi
    echo_env_erltop
    P2=`echo $PATH | \
	sed 's,",,g;s,:[cC]:,:/cygdrive/c,g;s,:[dD]:,:/cygdrive/d,g'`
    P3=""
    save_ifs=$IFS
    IFS=:
    for p in $P2; do
	if [ -d "$p" ]; then
	    C1="`(cygpath -d $p 2>/dev/null || cygpath -w $p)`" 2> /dev/null
	    C2=`cygpath "$C1" 2> /dev/null` 2> /dev/null
	else
	    C2=""
	fi
	if [ ! -z "$C2" ]; then
	    if [ -z "$P3" ];then 
		P3="$C2"
	    else 
		P3="$P3:$C2"
	    fi
	fi
    done
    found=false
    for p in $P3; do
	if [ -f "$p/mingw32-gcc.exe" ]; then
	    found=$p
	fi
    done
    found2=false
    for p in $P3; do
	if [ -f "$p/wmc.exe" ]; then
	    found2=$p
	fi
    done
    IFS=$save_ifs
    if [ X"$found" = X"false" ]; then
	echo "Could not find mingw32-gcc in PATH, build with mingw not possible!" >&2
	return
    fi

    if [ X"$found2" = X"false" ]; then
	echo "Could not find wmc.exe in PATH, part of wine for windows, " >&2
	echo "needed for message file compilation: http://wine.sourceforge.net!!" >&2
	return
    fi


    echo_setenv OVERRIDE_TARGET win32 ';'
    echo_setenv MINGW_EXE_PATH $found ';'
    echo_setenv WINE_EXE_PATH $found2 ';'
    echo_setenv CC cc.sh ';'
    echo_setenv CXX cc.sh ';'
    echo_setenv AR ar.sh ';'
    echo_setenv RANLIB true ';'
    echo_setenv PATH "$ERL_TOP/erts/etc/win32/cygwin_tools/mingw:$ERL_TOP/erts/etc/win32/cygwin_tools:$P3"
    echo_envinfo
}

lookup_prog_in_path ()
{
    PROG=$1
    save_ifs=$IFS
    IFS=:
    for p in $PATH; do
	# In cygwin the programs are not always executable and have .exe suffix...
	if [ "X$TARGET" = "Xwin32" ]; then
	    if [ -f $p/$PROG.exe ]; then
		echo $p/$PROG
		break;
	    fi
	else
	    if [ -x $p/$PROG ]; then
		echo $p/$PROG
		break;
	    fi
	fi
    done
    IFS=$save_ifs
}

setup_make ()
{
    if [ -z "$MAKE" ]; then
	case $TARGET in
	    win32)
		MAKE=make;;
	    *)
		if [ "X$CLEARCASE_MAKE_COMPAT" = "Xgnu" -a \
		     X"$CLEARCASE_ROOT" != X"" -a \
		    -n "`lookup_prog_in_path clearmake`"  ]; then
		    clearmake="clearmake -V"
		    MAKE=$clearmake
		else 
		    if [ -n "`lookup_prog_in_path gmake`" ]; then
			MAKE=gmake
		    else
			MAKE=make
		    fi
		fi;;
       esac
    fi
    export MAKE
}
    
do_noboot_lib_and_erts ()
{
    setup_make
    EMULATORS=emulator
    if [ "x$MAKE" != "x$clearmake" ]; then
	$MAKE MAKE="$MAKE" TARGET=$TARGET OTP_SMALL_BUILD=$OTP_SMALL_BUILD depend || exit 1;
    fi
    $MAKE MAKE="$MAKE" TARGET=$TARGET OTP_SMALL_BUILD=$OTP_SMALL_BUILD TYPE=$TYPE FLAVOR=$FLAVOR noboot || exit 1
}

do_primary_cross ()
{
    save_t="$TARGET"
    save_ot="$OVERRIDE_TARGET"
    OVERRIDE_TARGET=
    export OVERRIDE_TARGET
    TARGET=`$ERL_TOP/erts/autoconf/config.guess`
    $MAKE MAKE="$MAKE" BOOTSTRAP_ROOT=$BOOTSTRAP_ROOT TARGET=$TARGET primary_bootstrap || exit 1;
    $MAKE MAKE="$MAKE" BOOTSTRAP_ROOT=$BOOTSTRAP_ROOT TARGET=$TARGET all_bootstraps || exit 1
    OVERRIDE_TARGET="$save_ot"
    export OVERRIDE_TARGET
    TARGET="$save_t"
}

do_primary ()
{
    setup_make
    case $TARGET in
	vxworks_*)
	    do_primary_cross;;
	ose_*)
	    do_primary_cross;;
	*)
	    $MAKE MAKE="$MAKE" BOOTSTRAP_ROOT=$BOOTSTRAP_ROOT TARGET=$TARGET primary_bootstrap || exit 1;
    esac
}

do_boot_cross ()
{
    $MAKE MAKE="$MAKE" BOOTSTRAP_ROOT=$BOOTSTRAP_ROOT TARGET=$TARGET depend || exit 1;
    $MAKE MAKE="$MAKE" BOOTSTRAP_ROOT=$BOOTSTRAP_ROOT TARGET=$TARGET emulator || exit 1;
    $MAKE MAKE="$MAKE" BOOTSTRAP_ROOT=$BOOTSTRAP_ROOT TARGET=$TARGET libs || exit 1;
}

do_boot_emu_cross ()
{
    $MAKE MAKE="$MAKE" BOOTSTRAP_ROOT=$BOOTSTRAP_ROOT TARGET=$TARGET emulator || exit 1;
}

do_boot ()
{
    setup_make
    case $TARGET in
	vxworks_*)
	    do_boot_cross;;
        ose_*)
	    do_boot_cross;;
	*)
	    $MAKE MAKE="$MAKE" BOOTSTRAP_ROOT=$BOOTSTRAP_ROOT TARGET=$TARGET all || exit 1;;
    esac
}

do_boot_emu ()
{
    setup_make
    case $TARGET in
	vxworks_*)
	    do_boot_emu_cross;;
        ose_*)
	    do_boot_emu_cross;;
	*)
	    $MAKE MAKE="$MAKE" BOOTSTRAP_ROOT=$BOOTSTRAP_ROOT TARGET=$TARGET emulator || exit 1;;
    esac
}

do_release ()
{
    setup_make
    $MAKE MAKE="$MAKE" BOOTSTRAP_ROOT=$BOOTSTRAP_ROOT TARGET=$TARGET RELEASE_ROOT=$1 release || exit 1
}

do_tests ()
{
    setup_make
    if [ X"$1" = X"" ]; then
	$MAKE MAKE="$MAKE" TARGET=$TARGET release_tests || exit 1
    else
	$MAKE MAKE="$MAKE" TARGET=$TARGET TESTSUITE_ROOT=$1 release_tests || exit 1
    fi
}

do_debuginfo_win32 ()
{
    setup_make
    (cd erts/emulator && $MAKE MAKE="$MAKE" TARGET=$TARGET FLAVOR=smp debug &&\
	$MAKE MAKE="$MAKE" TARGET=$TARGET FLAVOR=plain debug) || exit 1
    if [ -z "$1" ]; then
	RELDIR=$ERL_TOP/release/$TARGET
    else
	RELDIR="$1"
    fi
    BINDIR=$ERL_TOP/bin/$TARGET
    EVSN=`cat erts/vsn.mk | sed 's,^VSN.*=[^0-9]*\([0-9].*\)$,@\1,g;s,^[^@].*,,g;s,^@,,g'`
    for f in beam.debug.dll beam.debug.smp.dll beam.pdb beam.smp.pdb erl.pdb werl.pdb erlexec.pdb; do
	if [ -f $BINDIR/$f ]; then
	    rm -f $RELDIR/erts-$EVSN/bin/$f
	    cp $BINDIR/$f $RELDIR/erts-$EVSN/bin/$f
	fi
    done
}

do_installer_win32 ()
{
    setup_make
    installer_dir=$ERL_TOP/erts/etc/win32/nsis
    (cd $installer_dir; $MAKE MAKE="$MAKE" TARGET=$TARGET TESTROOT=$1 release) || exit 1
}

do_copy_primary_bootstrap ()
{
    if [ "x$1" = "x" ]; then
	echo "Missing bootstrap source top" 1>&2
	exit 1
    fi
    if  [ ! -d $1 ]; then
	echo "Invalid bootstrap source top" 1>&2
	exit 1
    fi
    if [ "x$2" = "x" ]; then
	echo "Missing bootstrap root" 1>&2
	exit 1
    fi
    if  [ ! -d $2 ]; then
	echo "Invalid bootstrap root" 1>&2
	exit 1
    fi

    bootstrap=$2/bootstrap
    bootstrap_src_top=$1
    lib_src=$bootstrap_src_top/lib

    # kernel
    test -d $bootstrap/lib/kernel/ebin || mkdir -p  $bootstrap/lib/kernel/ebin
    test -d $bootstrap/lib/kernel/include || mkdir -p  $bootstrap/lib/kernel/include
    cp -f $lib_src/kernel/ebin/*.beam $bootstrap/lib/kernel/ebin
    cp -f $lib_src/kernel/ebin/*.app* $bootstrap/lib/kernel/ebin
    cp -f $lib_src/kernel/include/*.hrl $bootstrap/lib/kernel/include

    # stdlib
    test -d $bootstrap/lib/stdlib/ebin || mkdir -p  $bootstrap/lib/stdlib/ebin
    test -d $bootstrap/lib/stdlib/include || mkdir -p  $bootstrap/lib/stdlib/include
    cp -f $lib_src/stdlib/ebin/*.beam $bootstrap/lib/stdlib/ebin
    cp -f $lib_src/stdlib/ebin/*.app* $bootstrap/lib/stdlib/ebin
    cp -f $lib_src/stdlib/include/*.hrl $bootstrap/lib/stdlib/include

    # compiler
    test -d $bootstrap/lib/compiler/ebin || mkdir -p  $bootstrap/lib/compiler/ebin
    cp -f $lib_src/compiler/ebin/*.beam $bootstrap/lib/compiler/ebin
    cp -f $lib_src/compiler/ebin/*.app* $bootstrap/lib/compiler/ebin

    # orber include
    test -d $bootstrap/lib/orber/include || mkdir -p  $bootstrap/lib/orber/include
    cp -f $lib_src/orber/include/* $bootstrap/lib/orber/include

    # bootstrap bin
    if [ $bootstrap_src_top != $ERL_TOP ]; then
	test -d $bootstrap/bin || mkdir -p  $bootstrap/bin
	cp -f $bootstrap_src_top/bin/* $bootstrap/bin
    fi

}

do_save_bootstrap ()
{
    if [ ! -f $ERL_TOP/prebuilt.files ]; then
	echo "This is not a pre-built source distribution" 1>&2
	exit 1
    fi
    if  [ -d $ERL_TOP/bootstrap/lib ]; then
	echo "Bootstrap already exist" 1>&2
	exit 1
    fi

    do_copy_primary_bootstrap $ERL_TOP $ERL_TOP
}

do_remove_prebuilt_files ()
{
    do_save_bootstrap
    for file in $ERL_TOP/`cat $ERL_TOP/prebuilt.files` ; do
	rm -f $file
    done
}

# main

check_erltop

cd $ERL_TOP

# Unset ERL_FLAGS and ERL_<Release>_FLAGS to prevent, for instance,
# a value of "-hybrid" to run the hybrid emulator during bootstrap.
sys_vsn=`awk '/SYSTEM_VSN = / {print $3}' < erts/vsn.mk`
sys_erl_flags="ERL_${sys_vsn}_FLAGS"
unset ERL_FLAGS
unset ${sys_erl_flags}

# Target first guess, won't necessarily hold, may be changed for 
# certain parameters.
if [ X"$TARGET" = X"" ]; then
	TARGET=`$ERL_TOP/erts/autoconf/config.guess`
fi
BUILDSYS=$TARGET

case $TARGET in
    *-cygwin)
	if [ X"$BUILD_FOR_CYGWIN" = X"" ]; then
	    if [ X"$OVERRIDE_TARGET" = X"" -a X"$1" != X"env_win32" -a  X"$1" != X"env_mingw32" ];then
		echo "Building for windows, you should do the " \
		    "following first:" >&2
		echo 'eval `./otp_build env_win32`' >&2
		echo 'please note that there are backticks (``) in' \
		    'the command'
		exit 1
	    fi
	fi;;
	*)
	    ;;
esac

if [ ! -z "$OVERRIDE_TARGET" ]; then
    TARGET="$OVERRIDE_TARGET"
fi
if [ -z "$BOOTSTRAP_ROOT" ]; then
    BOOTSTRAP_ROOT="$ERL_TOP"
fi

if [ X"$1" = X"" ]; then 
	usage
	exit 1
fi

if [ X"$2" = X"-a" ]; then
    minus_a_flag=true
    OTP_SMALL_BUILD=
else
    OTP_SMALL_BUILD=true
    minus_a_flag=false
fi
export OTP_SMALL_BUILD

TYPE=
case "$1" in
	all)
		do_autoconf; 
		do_configure; 
		do_primary;
		do_boot;
		if [ $minus_a_flag = true ]; then 
		    shift
		fi;
		do_release "$2";;
	setup)
		shift;
		if [ $minus_a_flag = true ]; then 
		    shift
		fi;
		do_autoconf; 
		do_configure "$@";
		do_noboot_lib_and_erts;;
	lazy_setup)
		shift;
		if [ $minus_a_flag = true ]; then 
		    shift
		fi;
		do_lazy_configure "$@";
		do_noboot_lib_and_erts;;
	autoconf)
		do_autoconf;;
	configure)
		shift;
		do_configure "$@";;
	lazy_configure)
		shift;
		do_lazy_configure "$@";;
	lazy_configure_clean)
		shift;
		do_lazy_configure_clean;;
	lazy_configure_target_clean)
		shift;
		do_lazy_configure_target_clean;;
	opt)
		do_noboot_lib_and_erts;;
	plain|smp|hybrid|nofrag)
		if [ $minus_a_flag = false ]; then 
		    TYPE=opt
		fi;
		FLAVOR=$1
		if [ $FLAVOR = opt ]; then
		    FLAVOR=plain
		fi
		do_noboot_lib_and_erts;;
	primary)
		do_primary;;
	boot)
		do_boot;;
        emulator)
	        do_boot_emu;;
	release)
		if [ $minus_a_flag = true ]; then 
		    shift
		fi;
		do_release "$2";;
	tests)
		if [ $minus_a_flag = true ]; then 
		    shift
		fi;
		do_tests "$2";;
        remove_prebuilt_files)
		do_remove_prebuilt_files;;
        save_bootstrap)
		do_save_bootstrap;;
        copy_primary_bootstrap)
		do_copy_primary_bootstrap $2 $3;;
	installer_win32)
		if [ $minus_a_flag = true ]; then 
		    shift
		fi;
		do_installer_win32 "$2";;
	debuginfo_win32)
		if [ $minus_a_flag = true ]; then 
		    shift
		fi;
		do_debuginfo_win32 "$2";;
	env_win32)
		echo_env_win32;;
	env_mingw32)
		echo_env_mingw32;;
	env_vxworks)
		echo_env_vxworks "$2";;
	env_ose)
		echo_env_ose "$2";;
	*)
		usage;;
esac