/rusxmms/librcc

#!/bin/sh

PROG=`basename $0`

KEYFILE=src/librcc.c

# Some OS's have multiple versions (autoconf259, etc.) and don't have an 

# autoconf binary

AUTOCONF=`which autoconf`

if test x"${AUTOCONF}" != x -a -f "${AUTOCONF}"

then

    AUTOCONF=autoconf

    LIBTOOLIZE=libtoolize

    AUTOHEADER=autoheader

else

    FINDPATH=`echo ${PATH}|sed -e 's,:, ,g'` 

    AUTOCONF=`find ${FINDPATH} -name "autoconf*"|sort -r|head -1`

    LIBTOOLIZE=`find ${FINDPATH} -name "libtoolize*"|sort -r|head -1`

    AUTOHEADER=`find /usr/bin /usr/local/bin -name "autoheader*"|sort -r|head -1`

    echo "$0: autoconf: using ${AUTOCONF}"

    echo "$0: libtoolize: using ${LIBTOOLIZE}"

    echo "$0: autoheader: using ${AUTOHEADER}"

fi

AUTOMAKE=`which automake`

if test x"${AUTOMAKE}" != x -a -f "${AUTOMAKE}"

then

    AUTOMAKE=automake

    ACLOCAL=aclocal

else

    FINDPATH=`echo ${PATH}|sed -e 's,:, ,g'` 

    AUTOMAKE=`find ${FINDPATH} -name "automake*"|sort -r|head -1`

    ACLOCAL=`find ${FINDPATH} -name "aclocal*"|sort -r|head -1`

    echo "$0: automake: using ${AUTOMAKE}"

    echo "$0: aclocal: using ${ACLOCAL}"

fi

GETTEXTIZE_FLAGS=--no-changelog

AUTOPOINT_FLAGS=

LIBTOOLIZE_FLAGS=--copy

# Some OS's require /usr/local/share/aclocal

if test ! -d /usr/local/share/aclocal

then

  ACLOCAL_FLAGS='-I m4'

else

  ACLOCAL_FLAGS='-I m4 -I /usr/local/share/aclocal'

fi

AUTOHEADER_FLAGS=-Wall

AUTOMAKE_FLAGS='--add-missing --copy -Wall'

AUTOCONF_FLAGS=-Wno-obsolete

if [ ! -f $KEYFILE ]

then

    echo "$PROG: key-file \`$KEYFILE' not found, exiting." >&2

    echo "$PROG: hint: you should run $PROG from top-level sourse directory." >&2

    exit 1

fi

boldface="`tput bold 2>/dev/null`"

normal="`tput sgr0 2>/dev/null`"

printbold() {

    echo $ECHO_N "$boldface"

    echo "$@"

    echo $ECHO_N "$normal"

}    

printerr() {

    echo "$@" >&2

}

die() {

    err=$?

    echo "$PROG: exited by previous error(s), return code was $err" >&2

    exit 1

}

compare_versions() {

    ch_min_version=$1

    ch_actual_version=$2

    ch_status=0

    IFS="${IFS=         }"; ch_save_IFS="$IFS"; IFS="."

    set $ch_actual_version

    for ch_min in $ch_min_version; do

        ch_cur=`echo $1 | sed 's/[^0-9].*$//'`; shift # remove letter suffixes

        if [ -z "$ch_min" ]; then break; fi

        if [ -z "$ch_cur" ]; then ch_status=1; break; fi

        if [ $ch_cur -gt $ch_min ]; then break; fi

        if [ $ch_cur -lt $ch_min ]; then ch_status=1; break; fi

    done

    IFS="$ch_save_IFS"

    return $ch_status

}

REQUIRED_M4MACROS=${REQUIRED_M4MACROS:-}

FORBIDDEN_M4MACROS=${FORBIDDEN_M4MACROS:-}

require_m4macro() {

    case "$REQUIRED_M4MACROS" in

	$1\ * | *\ $1\ * | *\ $1) ;;

	*) REQUIRED_M4MACROS="$REQUIRED_M4MACROS $1" ;;

    esac

}

forbid_m4macro() {

    case "$FORBIDDEN_M4MACROS" in

	$1\ * | *\ $1\ * | *\ $1) ;;

	*) FORBIDDEN_M4MACROS="$FORBIDDEN_M4MACROS $1" ;;

    esac

}

add_to_cm_macrodirs() {

    case $cm_macrodirs in

    "$1 "* | *" $1 "* | *" $1") ;;

    *) cm_macrodirs="$cm_macrodirs $1";;

    esac

}

check_m4macros() {

    # construct list of macro directories

    cm_macrodirs=`$ACLOCAL --print-ac-dir`

    # aclocal also searches a version specific dir, eg. /usr/share/aclocal-1.9

    # but it contains only Automake's own macros, so we can ignore it.

    AUTOMAKE_VERSION=`$AUTOMAKE --version | sed -e '2,$ d' -e 's/ *([^()]*)$//' -e 's/.* \(.*\)/\1/' -e 's/-p[0-9]\+//'`

    # Read the dirlist file, supported by Automake >= 1.7.

    if compare_versions 1.7 $AUTOMAKE_VERSION && [ -s $cm_macrodirs/dirlist ]; then

	cm_dirlist=`sed 's/[ 	]*#.*//;/^$/d' $cm_macrodirs/dirlist`

	if [ -n "$cm_dirlist" ] ; then

	    for cm_dir in $cm_dirlist; do

		if [ -d $cm_dir ]; then

		    add_to_cm_macrodirs $cm_dir

		fi

	    done

	fi

    fi

    # Parse $ACLOCAL_FLAGS

    set - $ACLOCAL_FLAGS

    while [ $# -gt 0 ]; do

	if [ "$1" = "-I" ]; then

	    add_to_cm_macrodirs "$2"

	    shift

	fi

	shift

    done

    cm_status=0

    if [ -n "$REQUIRED_M4MACROS" ]; then

	printbold "Checking for required M4 macros..."

	# check that each macro file is in one of the macro dirs

	for cm_macro in $REQUIRED_M4MACROS; do

	    cm_macrofound=false

	    for cm_dir in $cm_macrodirs; do

		if [ -f "$cm_dir/$cm_macro" ]; then

		    cm_macrofound=true

		    break

		fi

		# The macro dir in Cygwin environments may contain a file

		# called dirlist containing other directories to look in.

		if [ -f "$cm_dir/dirlist" ]; then

		    for cm_otherdir in `cat $cm_dir/dirlist`; do

			if [ -f "$cm_otherdir/$cm_macro" ]; then

			    cm_macrofound=true

		            break

			fi

		    done

		fi

	    done

	    if $cm_macrofound; then

		:

	    else

		printerr "  $cm_macro not found"

		cm_status=1

	    fi

	done

    fi

    if [ -n "$FORBIDDEN_M4MACROS" ]; then

	printbold "Checking for forbidden M4 macros..."

	# check that each macro file is in one of the macro dirs

	for cm_macro in $FORBIDDEN_M4MACROS; do

	    cm_macrofound=false

	    for cm_dir in $cm_macrodirs; do

		if [ -f "$cm_dir/$cm_macro" ]; then

		    cm_macrofound=true

		    break

		fi

	    done

	    if $cm_macrofound; then

		printerr "  $cm_macro found (should be cleared from macros dir)"

		cm_status=1

	    fi

	done

    fi

    if [ "$cm_status" != 0 ]; then

	printerr "***Error***: some autoconf macros required to build $PKG_NAME"

	printerr "  were not found in your aclocal path, or some forbidden"

	printerr "  macros were found.  Perhaps you need to adjust your"

	printerr "  ACLOCAL_FLAGS?"

	printerr

    fi

    return $cm_status

}

# PKG_CONFIG

require_m4macro pkg.m4

check_m4macros || die

# gettextize ${GETTEXTIZE_FLAGS}

# autopoint ${AUTOPOINT_FLAGS}

# xml-i18n-toolize       || die

# intltoolize            || die

${LIBTOOLIZE} ${LIBTOOLIZE_FLAGS} --force || die

${ACLOCAL} ${ACLOCAL_FLAGS}        || die

${AUTOHEADER} ${AUTOHEADER_FLAGS}  || die

# Seems on some systems config.h.in should be newer when various m4/* stuff generated by aclocal

if [ -f config.h.in ]; then touch config.h.in; fi

${AUTOMAKE} ${AUTOMAKE_FLAGS}      || die

${AUTOCONF} ${AUTOCONF_FLAGS}      || die