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1459 lines
28 KiB
1459 lines
28 KiB
# @(#) configure.inc 1.42@(#)
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# Copyright (c) 1999-2007 David Parsons. All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions
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# are met:
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# 1. Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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# 2. Redistributions in binary form must reproduce the above copyright
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# notice, this list of conditions and the following disclaimer in
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# the documentation and/or other materials provided with the
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# distribution.
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# 3. My name may not be used to endorse or promote products derived
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# from this software without specific prior written permission.
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#
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# THIS SOFTWARE IS PROVIDED BY DAVID PARSONS ``AS IS'' AND ANY
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# EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
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# THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
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# PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL DAVID
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# PARSONS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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# EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
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# TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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# ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
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# IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
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# THE POSSIBILITY OF SUCH DAMAGE.
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#
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#
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# this preamble code is executed when this file is sourced and it picks
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# interesting things off the command line.
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#
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ac_default_path="/sbin:/usr/sbin:/bin:/usr/bin:/usr/local/bin:/usr/X11R6/bin"
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ac_standard="--src=DIR where the source lives (.)
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--prefix=DIR where to install the final product (/usr/local)
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--execdir=DIR where to put executables (prefix/bin)
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--sbindir=DIR where to put static executables (prefix/sbin)
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--confdir=DIR where to put configuration information (/etc)
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--libdir=DIR where to put libraries (prefix/lib)
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--libexecdir=DIR where to put private executables
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--mandir=DIR where to put manpages"
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__fail=exit
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if dirname B/A 2>/dev/null >/dev/null; then
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__ac_dirname() {
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dirname "$1"
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}
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else
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__ac_dirname() {
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echo "$1" | sed -e 's:/[^/]*$::'
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}
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fi
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ac_progname=$0
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ac_configure_command=
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Q=\'
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for x in "$@"; do
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ac_configure_command="$ac_configure_command $Q$x$Q"
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done
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# ac_configure_command="$*"
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__d=`__ac_dirname "$ac_progname"`
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if [ "$__d" = "$ac_progname" ]; then
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AC_SRCDIR=`pwd`
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else
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AC_SRCDIR=`cd $__d;pwd`
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fi
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__ac_dir() {
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if test -d "$1"; then
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(cd "$1";pwd)
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else
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echo "$1";
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fi
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}
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#
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# echo w/o newline
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#
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echononl()
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{
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${ac_echo:-echo} "${@}$ac_echo_nonl"
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}
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#
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# log something to the terminal and to a logfile.
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#
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LOG () {
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echo "$@"
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echo "$@" 1>&5
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}
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#
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# log something to the terminal without a newline, and to a logfile with
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# a newline
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#
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LOGN () {
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echononl "$@" 1>&5
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echo "$@"
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}
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#
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# log something to the terminal
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#
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TLOG () {
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echo "$@" 1>&5
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}
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#
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# log something to the terminal, no newline
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#
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TLOGN () {
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echononl "$@" 1>&5
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}
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#
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# AC_CONTINUE tells configure not to bomb if something fails, but to
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# continue blithely along
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#
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AC_CONTINUE () {
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__fail="return"
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}
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#
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# generate a .o file from sources
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#
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__MAKEDOTO() {
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AC_PROG_CC
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if $AC_CC -c -o /tmp/doto$$.o "$@" $AC_LIBS 2>/tmp/doto$$.err; then
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rm -f /tmp/doto$$.o /tmp/doto$$.err
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TLOG " (found)"
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return 0
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fi
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rm -f /tmp/doto$$.o
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TLOG " (not found)"
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echo "test failed: command was $AC_CC -c -o /tmp/doto$$.o" "$@" $AC_LIBS
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echo "output:"
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cat /tmp/doto$$.err
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rm -f /tmp/doto$$.err
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echo "offending sources:"
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for x in "$@"; do
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echo "$x:"
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cat $x
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done
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return 1
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}
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#
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# Emulate gnu autoconf's AC_CHECK_HEADERS() function
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#
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AC_CHECK_HEADERS () {
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echo "/* AC_CHECK_HEADERS */" > /tmp/ngc$$.c
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for hdr in $*; do
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echo "#include <$hdr>" >> /tmp/ngc$$.c
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done
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echo "main() { }" >> /tmp/ngc$$.c
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LOGN "looking for header $hdr"
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if __MAKEDOTO /tmp/ngc$$.c; then
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AC_DEFINE 'HAVE_'`echo $hdr | $AC_UPPERCASE | tr './' '_'` 1
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rc=0
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else
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rc=1
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fi
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rm -f /tmp/ngc$$.c
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return $rc
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}
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#
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# emulate GNU autoconf's AC_CHECK_FUNCS function
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#
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AC_CHECK_FUNCS () {
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AC_PROG_CC
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F=$1
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shift
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rm -f /tmp/ngc$$.c
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while [ "$1" ]; do
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echo "#include <$1>" >> /tmp/ngc$$.c
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shift
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done
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cat >> /tmp/ngc$$.c << EOF
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main()
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{
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$F();
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}
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EOF
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LOGN "looking for the $F function"
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if $AC_CC -o /tmp/ngc$$ /tmp/ngc$$.c $LIBS; then
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AC_DEFINE `echo ${2:-HAVE_$F} | $AC_UPPERCASE` 1
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TLOG " (found)"
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rc=0
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else
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echo "offending command was:"
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cat /tmp/ngc$$.c
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echo "$AC_CC -o /tmp/ngc$$ /tmp/ngc$$.c $LIBS"
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TLOG " (not found)"
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rc=1
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fi
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rm -f /tmp/ngc$$.c /tmp/ngc$$
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return $rc
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}
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#
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# check to see if some structure exists
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#
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# usage: AC_CHECK_STRUCT structure {include ...}
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#
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AC_CHECK_STRUCT () {
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struct=$1
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shift
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rm -f /tmp/ngc$$.c
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for include in $*; do
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echo "#include <$include>" >> /tmp/ngc$$.c
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done
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cat >> /tmp/ngc$$.c << EOF
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main()
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{
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struct $struct foo;
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}
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EOF
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LOGN "looking for struct $struct"
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if __MAKEDOTO /tmp/ngc$$.c; then
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AC_DEFINE HAVE_STRUCT_`echo ${struct} | $AC_UPPERCASE`
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rc=0
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else
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rc=1
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fi
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rm -f /tmp/ngc$$.c
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return $rc
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}
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#
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# check to see if some type exists
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#
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# usage: AC_CHECK_TYPE type {include ...}
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#
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AC_CHECK_TYPE () {
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type=$1
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shift
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rm -f /tmp/ngc$$.c
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for include in $*; do
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echo "#include <$include>" >> /tmp/ngc$$.c
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done
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cat >> /tmp/ngc$$.c << EOF
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main()
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{
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$type foo;
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}
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EOF
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LOGN "looking for $type type"
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if __MAKEDOTO /tmp/ngc$$.c; then
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AC_DEFINE HAVE_TYPE_`echo ${type} | $AC_UPPERCASE`
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rc=0
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else
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rc=1
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fi
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rm -f /tmp/ngc$$.c
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return $rc
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}
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#
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# check to see if some structure contains a field
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#
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# usage: AC_CHECK_FIELD structure field {include ...}
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#
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AC_CHECK_FIELD () {
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struct=$1
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field=$2
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shift 2
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rm -f /tmp/ngc$$.c
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for include in $*;do
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echo "#include <$include>" >> /tmp/ngc$$.c
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done
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cat >> /tmp/ngc$$.c << EOF
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main()
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{
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struct $struct foo;
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foo.$field;
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}
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EOF
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LOGN "checking that struct $struct has a $field field"
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if __MAKEDOTO /tmp/ngc$$.c; then
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AC_DEFINE HAVE_`echo ${struct}_$field | $AC_UPPERCASE`
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rc=0
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else
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rc=1
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fi
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rm -f /tmp/ngc$$.c
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return $rc
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}
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#
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# check that the C compiler works
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#
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AC_PROG_CC () {
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test "$AC_CC" && return 0
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cat > /tmp/ngc$$.c << \EOF
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#include <stdio.h>
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main()
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{
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puts("hello, sailor");
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}
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EOF
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TLOGN "checking the C compiler"
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unset AC_CFLAGS AC_LDFLAGS
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if [ "$CC" ] ; then
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AC_CC="$CC"
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elif [ "$WITH_PATH" ]; then
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AC_CC=`acLookFor cc`
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elif [ "`acLookFor cc`" ]; then
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# don't specify the full path if the user is looking in their $PATH
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# for a C compiler.
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AC_CC=cc
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fi
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# finally check for POSIX c89
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test "$AC_CC" || AC_CC=`acLookFor c89`
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if [ ! "$AC_CC" ]; then
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TLOG " (no C compiler found)"
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$__fail 1
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fi
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echo "checking out the C compiler"
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$AC_CC -o /tmp/ngc$$ /tmp/ngc$$.c
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status=$?
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TLOGN " ($AC_CC)"
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if [ $status -eq 0 ]; then
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if $AC_CC -v 2>&1 | grep 'gcc version' >/dev/null; then
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TLOG " oh ick, it looks like gcc"
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IS_BROKEN_CC=T
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else
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TLOG " ok"
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fi
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|
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# check that the CFLAGS and LDFLAGS aren't bogus
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unset AC_CFLAGS AC_LDFLAGS
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if [ "$CFLAGS" ]; then
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test "$CFLAGS" && echo "validating CFLAGS=${CFLAGS}"
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if $AC_CC $CFLAGS -o /tmp/ngc$$.o /tmp/ngc$$.c ; then
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AC_CFLAGS=${CFLAGS:-"-g"}
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test "$CFLAGS" && echo "CFLAGS=\"${CFLAGS}\" are okay"
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elif [ "$CFLAGS" ]; then
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echo "ignoring bogus CFLAGS=\"${CFLAGS}\""
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fi
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else
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AC_CFLAGS=-g
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fi
|
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if [ "$LDFLAGS" ]; then
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test "$LDFLAGS" && echo "validating LDFLAGS=${LDFLAGS}"
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if $AC_CC $LDFLAGS -o /tmp/ngc$$ /tmp/ngc$$.o; then
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AC_LDFLAGS=${LDFLAGS:-"-g"}
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test "$LDFLAGS" && TLOG "LDFLAGS=\"${LDFLAGS}\" are okay"
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elif [ "$LDFLAGS" ]; then
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TLOG "ignoring bogus LDFLAGS=\"${LDFLAGS}\""
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fi
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else
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AC_LDFLAGS=${CFLAGS:-"-g"}
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fi
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else
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AC_FAIL " does not compile code properly"
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fi
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AC_SUB 'CC' "$AC_CC"
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rm -f /tmp/ngc$$ /tmp/ngc$$.c /tmp/ngc$$.o
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return $status
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}
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|
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#
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# acLookFor actually looks for a program, without setting anything.
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#
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acLookFor () {
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path=${AC_PATH:-$ac_default_path}
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case "X$1" in
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X-[rx]) __mode=$1
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shift
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;;
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*) __mode=-x
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;;
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esac
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oldifs="$IFS"
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for program in $*; do
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IFS=":"
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for x in $path; do
|
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if [ $__mode $x/$program -a -f $x/$program ]; then
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echo $x/$program
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break 2
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fi
|
|
done
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done
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IFS="$oldifs"
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unset __mode
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}
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#
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# check that a program exists and set its path
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#
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MF_PATH_INCLUDE () {
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SYM=$1; shift
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case X$1 in
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X-[rx]) __mode=$1
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shift
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;;
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*) unset __mode
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;;
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esac
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TLOGN "looking for $1"
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DEST=`acLookFor $__mode $*`
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__sym=`echo "$SYM" | $AC_UPPERCASE`
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if [ "$DEST" ]; then
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TLOG " ($DEST)"
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echo "$1 is $DEST"
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AC_MAK $SYM
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AC_DEFINE PATH_$__sym \""$DEST"\"
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AC_SUB $__sym "$DEST"
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eval CF_$SYM=$DEST
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return 0
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|
else
|
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#AC_SUB $__sym ''
|
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echo "$1 is not found"
|
|
TLOG " (not found)"
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|
return 1
|
|
fi
|
|
}
|
|
|
|
#
|
|
# AC_INIT starts the ball rolling
|
|
#
|
|
# After AC_INIT, fd's 1 and 2 point to config.log
|
|
# and fd 5 points to what used to be fd 1
|
|
#
|
|
AC_INIT () {
|
|
__config_files="config.cmd config.sub config.h config.mak config.log"
|
|
rm -f $__config_files
|
|
__cwd=`pwd`
|
|
exec 5>&1 1>$__cwd/config.log 2>&1
|
|
AC_CONFIGURE_FOR=__AC_`echo $1 | sed -e 's/\..$//' | $AC_UPPERCASE | tr ' ' '_'`_D
|
|
|
|
# check to see whether to use echo -n or echo ...\c
|
|
#
|
|
echo -n hello > $$
|
|
echo world >> $$
|
|
if grep "helloworld" $$ >/dev/null; then
|
|
ac_echo="echo -n"
|
|
echo "[echo -n] works"
|
|
else
|
|
ac_echo="echo"
|
|
echo 'hello\c' > $$
|
|
echo 'world' >> $$
|
|
if grep "helloworld" $$ >/dev/null; then
|
|
ac_echo_nonl='\c'
|
|
echo "[echo ...\\c] works"
|
|
fi
|
|
fi
|
|
rm -f $$
|
|
|
|
LOG "Configuring for [$1]"
|
|
|
|
cat > $__cwd/config.h << EOF
|
|
/*
|
|
* configuration for $1${2:+" ($2)"}, generated `date`
|
|
* by ${LOGNAME:-`whoami`}@`hostname`
|
|
*/
|
|
#ifndef $AC_CONFIGURE_FOR
|
|
#define $AC_CONFIGURE_FOR 1
|
|
|
|
|
|
EOF
|
|
|
|
unset __share
|
|
if [ -d $AC_PREFIX/share/man ]; then
|
|
for t in 1 2 3 4 5 6 7 8 9; do
|
|
if [ -d $AC_PREFIX/share/man/man$t ]; then
|
|
__share=/share
|
|
elif [ -d $AC_PREFIX/share/man/cat$t ]; then
|
|
__share=/share
|
|
fi
|
|
done
|
|
else
|
|
__share=
|
|
fi
|
|
|
|
if [ -d $AC_PREFIX/libexec ]; then
|
|
__libexec=libexec
|
|
else
|
|
__libexec=lib
|
|
fi
|
|
|
|
|
|
AC_PREFIX=${AC_PREFIX:-/usr/local}
|
|
AC_EXECDIR=${AC_EXECDIR:-$AC_PREFIX/bin}
|
|
AC_SBINDIR=${AC_SBINDIR:-$AC_PREFIX/sbin}
|
|
AC_LIBDIR=${AC_LIBDIR:-$AC_PREFIX/lib}
|
|
AC_MANDIR=${AC_MANDIR:-$AC_PREFIX$__share/man}
|
|
AC_LIBEXEC=${AC_LIBEXEC:-$AC_PREFIX/$__libexec}
|
|
AC_CONFDIR=${AC_CONFDIR:-/etc}
|
|
|
|
AC_PATH=${WITH_PATH:-$PATH}
|
|
AC_PROG_CPP
|
|
AC_PROG_INSTALL
|
|
|
|
ac_os=`uname -s`
|
|
_os=`echo $ac_os | $AC_UPPERCASE | sed -e 's/[^A-Z0-9_].*$//'`
|
|
AC_DEFINE OS_$_os 1
|
|
eval OS_${_os}=1
|
|
unset _os
|
|
}
|
|
|
|
|
|
#
|
|
# AC_LIBRARY checks to see if a given library exists and contains the
|
|
# given function.
|
|
# usage: AC_LIBRARY function library [alternate ...]
|
|
#
|
|
AC_LIBRARY() {
|
|
SRC=$1
|
|
shift
|
|
|
|
__acllibs=
|
|
__aclhdrs=
|
|
|
|
for x in "$@"; do
|
|
case X"$x" in
|
|
X-l*) __acllibs="$__acllibs $x" ;;
|
|
*) __aclhdrs="$__aclhdrs $x" ;;
|
|
esac
|
|
done
|
|
|
|
# first see if the function can be found in any of the
|
|
# current libraries
|
|
AC_QUIET AC_CHECK_FUNCS $SRC $__aclhdrs && return 0
|
|
|
|
# then search through the list of libraries
|
|
__libs="$LIBS"
|
|
for x in $__acllibs; do
|
|
LIBS="$__libs $x"
|
|
if AC_QUIET AC_CHECK_FUNCS $SRC $__aclhdrs; then
|
|
AC_LIBS="$AC_LIBS $x"
|
|
return 0
|
|
fi
|
|
done
|
|
return 1
|
|
}
|
|
|
|
|
|
#
|
|
# AC_PROG_LEX checks to see if LEX exists, and if it's lex or flex.
|
|
#
|
|
AC_PROG_LEX() {
|
|
TLOGN "looking for lex "
|
|
|
|
DEST=`acLookFor lex`
|
|
if [ "$DEST" ]; then
|
|
AC_MAK LEX
|
|
AC_DEFINE PATH_LEX \"$DEST\"
|
|
AC_SUB 'LEX' "$DEST"
|
|
echo "lex is $DEST"
|
|
else
|
|
DEST=`acLookFor flex`
|
|
if [ "$DEST" ]; then
|
|
AC_MAK FLEX
|
|
AC_DEFINE 'LEX' \"$DEST\"
|
|
AC_SUB 'LEX', "$DEST"
|
|
echo "lex is $DEST"
|
|
else
|
|
AC_SUB LEX ''
|
|
echo "neither lex or flex found"
|
|
TLOG " (not found)"
|
|
return 1
|
|
fi
|
|
fi
|
|
|
|
if AC_LIBRARY yywrap -ll -lfl; then
|
|
TLOG "($DEST)"
|
|
return 0
|
|
fi
|
|
TLOG "(no lex library found)"
|
|
return 1
|
|
}
|
|
|
|
|
|
#
|
|
# AC_PROG_YACC checks to see if YACC exists, and if it's bison or
|
|
# not.
|
|
#
|
|
AC_PROG_YACC () {
|
|
|
|
TLOGN "looking for yacc "
|
|
|
|
DEST=`acLookFor yacc`
|
|
if [ "$DEST" ]; then
|
|
AC_MAK YACC
|
|
AC_DEFINE PATH_YACC \"$DEST\"
|
|
AC_SUB 'YACC' "$DEST"
|
|
TLOG "($DEST)"
|
|
echo "yacc is $DEST"
|
|
else
|
|
DEST=`acLookFor bison`
|
|
if [ "$DEST" ]; then
|
|
AC_MAK BISON
|
|
AC_DEFINE 'YACC' \"$DEST\"
|
|
AC_SUB 'YACC' "$DEST -y"
|
|
echo "yacc is $DEST -y"
|
|
TLOG "($DEST -y)"
|
|
else
|
|
AC_SUB 'YACC' ''
|
|
echo "neither yacc or bison found"
|
|
TLOG " (not found)"
|
|
return 1
|
|
fi
|
|
fi
|
|
return 0
|
|
}
|
|
|
|
|
|
#
|
|
# AC_PROG looks for a program
|
|
#
|
|
AC_PROG () {
|
|
PN=`basename $1 | $AC_UPPERCASE | tr -dc $AC_UPPER_PAT`
|
|
TLOGN "looking for $1"
|
|
DEST=`acLookFor $1`
|
|
if [ "$DEST" ]; then
|
|
AC_SUB $PN $DEST
|
|
TLOG " ($DEST)"
|
|
return 0
|
|
fi
|
|
AC_SUN $PN true
|
|
TLOG " (not found)"
|
|
return 1
|
|
}
|
|
|
|
|
|
#
|
|
# AC_PROG_LN_S checks to see if ln exists, and, if so, if ln -s works
|
|
#
|
|
AC_PROG_LN_S () {
|
|
test "$AC_FIND_PROG" || AC_PROG_FIND
|
|
|
|
test "$AC_FIND_PROG" || return 1
|
|
|
|
TLOGN "looking for \"ln -s\""
|
|
DEST=`acLookFor ln`
|
|
|
|
if [ "$DEST" ]; then
|
|
rm -f /tmp/b$$
|
|
$DEST -s /tmp/a$$ /tmp/b$$
|
|
if [ "`$AC_FIND_PROG /tmp/b$$ -type l -print`" ]; then
|
|
TLOG " ($DEST)"
|
|
echo "$DEST exists, and ln -s works"
|
|
AC_SUB 'LN_S' "$DEST -s"
|
|
rm -f /tmp/b$$
|
|
else
|
|
AC_SUB 'LN_S' ''
|
|
TLOG " ($DEST exists, but -s does not seem to work)"
|
|
echo "$DEST exists, but ln -s doesn't seem to work"
|
|
rm -f /tmp/b$$
|
|
return 1
|
|
fi
|
|
else
|
|
AC_SUB 'LN_S' ''
|
|
echo "ln not found"
|
|
TLOG " (not found)"
|
|
return 1
|
|
fi
|
|
}
|
|
|
|
|
|
#
|
|
# AC_PROG_FIND looks for the find program and sets the FIND environment
|
|
# variable
|
|
#
|
|
AC_PROG_FIND () {
|
|
if test -z "$AC_FIND_PROG"; then
|
|
MF_PATH_INCLUDE FIND find
|
|
rc=$?
|
|
AC_FIND_PROG=$DEST
|
|
return $rc
|
|
fi
|
|
return 0
|
|
}
|
|
|
|
|
|
#
|
|
# AC_PROG_AWK looks for the awk program and sets the AWK environment
|
|
# variable
|
|
#
|
|
AC_PROG_AWK () {
|
|
if test -z "$AC_AWK_PROG"; then
|
|
MF_PATH_INCLUDE AWK awk
|
|
rc=$?
|
|
AC_AWK_PROG=$DEST
|
|
return $rc
|
|
fi
|
|
return 0
|
|
}
|
|
|
|
|
|
#
|
|
# AC_PROG_SED looks for the sed program and sets the SED environment
|
|
# variable
|
|
#
|
|
AC_PROG_SED () {
|
|
if test -z "$AC_SED_PROG"; then
|
|
MF_PATH_INCLUDE SED sed
|
|
rc=$?
|
|
AC_SED_PROG=$DEST
|
|
return $rc
|
|
fi
|
|
return 0
|
|
}
|
|
|
|
|
|
#
|
|
# AC_HEADER_SYS_WAIT looks for sys/wait.h
|
|
#
|
|
AC_HEADER_SYS_WAIT () {
|
|
AC_CHECK_HEADERS sys/wait.h || return 1
|
|
}
|
|
|
|
#
|
|
# AC_TYPE_PID_T checks to see if the pid_t type exists
|
|
#
|
|
AC_TYPE_PID_T () {
|
|
|
|
AC_CHECK_TYPE pid_t sys/types.h
|
|
return $?
|
|
}
|
|
|
|
|
|
#
|
|
# AC_C_CONST checks to see if the compiler supports the const keyword
|
|
#
|
|
AC_C_CONST () {
|
|
cat > /tmp/pd$$.c << EOF
|
|
const char me=1;
|
|
EOF
|
|
LOGN "checking for \"const\" keyword"
|
|
|
|
if __MAKEDOTO /tmp/pd$$.c; then
|
|
rc=0
|
|
else
|
|
AC_DEFINE 'const' '/**/'
|
|
rc=1
|
|
fi
|
|
rm -f /tmp/pd$$.c
|
|
return $rc
|
|
}
|
|
|
|
|
|
#
|
|
# AC_C_VOLATILE checks to see if the compiler supports the volatile keyword
|
|
#
|
|
AC_C_VOLATILE () {
|
|
cat > /tmp/pd$$.c << EOF
|
|
f() { volatile char me=1; }
|
|
EOF
|
|
LOGN "checking for \"volatile\" keyword"
|
|
|
|
if __MAKEDOTO /tmp/pd$$.c; then
|
|
rc=0
|
|
else
|
|
AC_DEFINE 'volatile' '/**/'
|
|
rc=1
|
|
fi
|
|
rm -f /tmp/pd$$.c
|
|
return $rc
|
|
}
|
|
|
|
|
|
#
|
|
# AC_SCALAR_TYPES checks to see if the compiler can generate 2 and 4 byte ints.
|
|
#
|
|
AC_SCALAR_TYPES () {
|
|
cat > /tmp/pd$$.c << EOF
|
|
#include <stdio.h>
|
|
main()
|
|
{
|
|
unsigned long v_long;
|
|
unsigned int v_int;
|
|
unsigned short v_short;
|
|
|
|
if (sizeof v_long == 4)
|
|
puts("#define DWORD unsigned long");
|
|
else if (sizeof v_int == 4)
|
|
puts("#define DWORD unsigned int");
|
|
else
|
|
exit(1);
|
|
|
|
if (sizeof v_int == 2)
|
|
puts("#define WORD unsigned int");
|
|
else if (sizeof v_short == 2)
|
|
puts("#define WORD unsigned short");
|
|
else
|
|
exit(2);
|
|
puts("#define BYTE unsigned char");
|
|
exit(0);
|
|
}
|
|
EOF
|
|
rc=1
|
|
LOGN "defining WORD & DWORD scalar types"
|
|
if $AC_CC /tmp/pd$$.c -o /tmp/pd$$; then
|
|
if /tmp/pd$$ >> $__cwd/config.h; then
|
|
rc=0
|
|
fi
|
|
fi
|
|
case "$rc" in
|
|
0) TLOG "" ;;
|
|
*) TLOG " ** FAILED **" ;;
|
|
esac
|
|
rm -f /tmp/pd$$ /tmp/pd$$.c
|
|
}
|
|
|
|
|
|
#
|
|
# AC_OUTPUT generates makefiles from makefile.in's
|
|
#
|
|
AC_OUTPUT () {
|
|
cd $__cwd
|
|
AC_SUB 'LIBS' "$AC_LIBS"
|
|
AC_SUB 'CONFIGURE_FILES' "$__config_files"
|
|
AC_SUB 'GENERATED_FILES' "$*"
|
|
AC_SUB 'CFLAGS' "$AC_CFLAGS"
|
|
AC_SUB 'LDFLAGS' "$AC_LDFLAGS"
|
|
AC_SUB 'srcdir' "$AC_SRCDIR"
|
|
AC_SUB 'prefix' "$AC_PREFIX"
|
|
AC_SUB 'exedir' "$AC_EXECDIR"
|
|
AC_SUB 'sbindir' "$AC_SBINDIR"
|
|
AC_SUB 'libdir' "$AC_LIBDIR"
|
|
AC_SUB 'libexec' "$AC_LIBEXEC"
|
|
AC_SUB 'confdir' "$AC_CONFDIR"
|
|
AC_SUB 'mandir' "$AC_MANDIR"
|
|
|
|
if [ -r config.sub ]; then
|
|
test "$AC_SED_PROG" || AC_PROG_SED
|
|
test "$AC_SED_PROG" || return 1
|
|
|
|
echo >> config.h
|
|
echo "#endif/* ${AC_CONFIGURE_FOR} */" >> config.h
|
|
|
|
rm -f config.cmd
|
|
Q=\'
|
|
cat - > config.cmd << EOF
|
|
#! /bin/sh
|
|
${CC:+CC=${Q}${CC}${Q}} ${CFLAGS:+CFLAGS=${Q}${CFLAGS}${Q}} $ac_progname $ac_configure_command
|
|
EOF
|
|
chmod +x config.cmd
|
|
|
|
__d=$AC_SRCDIR
|
|
for makefile in $*;do
|
|
if test -r $__d/${makefile}.in; then
|
|
LOG "generating $makefile"
|
|
./config.md `__ac_dirname ./$makefile` 2>/dev/null
|
|
$AC_SED_PROG -f config.sub < $__d/${makefile}.in > $makefile
|
|
__config_files="$__config_files $makefile"
|
|
else
|
|
LOG "WARNING: ${makefile}.in does not exist!"
|
|
fi
|
|
done
|
|
unset __d
|
|
|
|
else
|
|
echo
|
|
fi
|
|
}
|
|
|
|
#
|
|
# AC_CHECK_FLOCK checks to see if flock() exists and if the LOCK_NB argument
|
|
# works properly.
|
|
#
|
|
AC_CHECK_FLOCK() {
|
|
|
|
AC_CHECK_HEADERS sys/types.h sys/file.h fcntl.h
|
|
|
|
cat << EOF > $$.c
|
|
#include <stdio.h>
|
|
#include <sys/file.h>
|
|
#include <sys/types.h>
|
|
#include <fcntl.h>
|
|
|
|
main()
|
|
{
|
|
int x = open("$$.c", O_RDWR, 0666);
|
|
int y = open("$$.c", O_RDWR, 0666);
|
|
|
|
if (flock(x, LOCK_EX) != 0)
|
|
exit(1);
|
|
if (flock(y, LOCK_EX|LOCK_NB) == 0)
|
|
exit(1);
|
|
exit(0);
|
|
}
|
|
EOF
|
|
|
|
LOGN "checking flock() sanity"
|
|
HAS_FLOCK=0
|
|
if $AC_CC -o flock $$.c ; then
|
|
if ./flock ; then
|
|
LOG " (good)"
|
|
HAS_FLOCK=1
|
|
AC_DEFINE HAS_FLOCK
|
|
else
|
|
LOG " (bad)"
|
|
fi
|
|
else
|
|
LOG " (not found)"
|
|
fi
|
|
|
|
rm -f flock $$.c
|
|
|
|
case "$HAS_FLOCK" in
|
|
0) return 1 ;;
|
|
*) return 0 ;;
|
|
esac
|
|
}
|
|
|
|
|
|
#
|
|
# AC_CHECK_RESOLVER finds out whether the berkeley resolver is
|
|
# present on this system.
|
|
#
|
|
AC_CHECK_RESOLVER () {
|
|
AC_PROG_CC
|
|
|
|
TLOGN "looking for the Berkeley resolver library"
|
|
|
|
__ACR_rc=0
|
|
|
|
cat > /tmp/ngc$$.c << EOF
|
|
#include <sys/types.h>
|
|
#include <netinet/in.h>
|
|
#include <arpa/nameser.h>
|
|
#include <resolv.h>
|
|
|
|
main()
|
|
{
|
|
char bfr[256];
|
|
|
|
res_init();
|
|
res_query("hello", C_IN, T_A, bfr, sizeof bfr);
|
|
}
|
|
EOF
|
|
|
|
if $AC_CC -o /tmp/ngc$$ /tmp/ngc$$.c; then
|
|
TLOG " (found)"
|
|
elif $AC_CC -o /tmp/ngc$$ /tmp/ngc$$.c -lresolv; then
|
|
TLOG " (found, needs -lresolv)"
|
|
AC_LIBS="$AC_LIBS -lresolv"
|
|
elif $AC_CC -DBIND_8_COMPAT -o /tmp/ngc$$ /tmp/ngc$$.c; then
|
|
TLOG " (found, needs BIND_8_COMPAT)"
|
|
AC_DEFINE BIND_8_COMPAT 1
|
|
elif $AC_CC -DBIND_8_COMPAT -o /tmp/ngc$$ /tmp/ngc$$.c -lresolv; then
|
|
TLOG " (found, needs BIND_8_COMPAT & -lresolv)"
|
|
AC_DEFINE BIND_8_COMPAT 1
|
|
else
|
|
TLOG " (not found)"
|
|
__ACR_rc=1
|
|
fi
|
|
rm -f /tmp/ngc$$.c
|
|
return $__ACR_rc
|
|
}
|
|
|
|
|
|
#
|
|
# AC_CHECK_ALLOCA looks for alloca
|
|
#
|
|
AC_CHECK_ALLOCA () {
|
|
|
|
AC_PROG_CC
|
|
AC_CHECK_HEADERS stdlib.h
|
|
|
|
cat - > /tmp/ngc$$.c << EOF
|
|
#if T
|
|
# include <alloca.h>
|
|
#else
|
|
# include <stdlib.h>
|
|
#endif
|
|
main()
|
|
{
|
|
alloca(10);
|
|
}
|
|
EOF
|
|
|
|
LOGN "looking for the alloca function"
|
|
if $AC_CC -DT /tmp/ngc$$.c -o /tmp/ngc$$; then
|
|
AC_DEFINE 'HAVE_ALLOCA_H' 1
|
|
status=0
|
|
TLOG " (found in alloca.h)"
|
|
elif $AC_CC /tmp/ngc$$.c -o /tmp/ngc$$; then
|
|
TLOG " (found)"
|
|
status=0
|
|
else
|
|
TLOG " (not found)"
|
|
status=1
|
|
fi
|
|
rm -f /tmp/ngc$$.c /tmp/ngc
|
|
return $status
|
|
|
|
}
|
|
|
|
|
|
#
|
|
# AC_CHECK_BASENAME looks for a copy of basename that does NOT use
|
|
# a local static buffer to hold results in.
|
|
#
|
|
AC_CHECK_BASENAME() {
|
|
TLOGN "looking for a reentrant basename "
|
|
|
|
cat > /tmp/ngc$$.c << EOF
|
|
#include <string.h>
|
|
|
|
main()
|
|
{
|
|
char *a = basename("/a/test");
|
|
char *b = basename("/a/nother");
|
|
|
|
return (strcmp(a,b) != 0) ? 0 : 1;
|
|
|
|
}
|
|
EOF
|
|
|
|
if $AC_CC -o /tmp/ngc$$ /tmp/ngc$$.c $LIBS; then
|
|
if /tmp/ngc$$; then
|
|
TLOG "(found)"
|
|
AC_DEFINE 'HAVE_BASENAME' 1
|
|
AC_CHECK_HEADERS libgen.h
|
|
else
|
|
TLOG "(broken)"
|
|
fi
|
|
else
|
|
TLOG "(not found)"
|
|
fi
|
|
rm -f /tmp/ngc$$ /tmp/ngc$$.c
|
|
}
|
|
|
|
|
|
#
|
|
# AC_PROG_INSTALL finds the install program and guesses whether it's a
|
|
# Berkeley or GNU install program
|
|
#
|
|
AC_PROG_INSTALL () {
|
|
|
|
DEST=`acLookFor install`
|
|
|
|
LOGN "looking for install"
|
|
unset IS_BSD
|
|
if [ "$DEST" ]; then
|
|
# BSD install or GNU install? Let's find out...
|
|
touch /tmp/a$$
|
|
|
|
$DEST /tmp/a$$ /tmp/b$$
|
|
|
|
if test -r /tmp/a$$; then
|
|
LOG " ($DEST)"
|
|
else
|
|
IS_BSD=1
|
|
LOG " ($DEST) bsd install"
|
|
fi
|
|
rm -f /tmp/a$$ /tmp/b$$
|
|
else
|
|
DEST=`acLookFor ginstall`
|
|
if [ "$DEST" ]; then
|
|
LOG " ($DEST)"
|
|
else
|
|
DEST="false"
|
|
LOG " (not found)"
|
|
fi
|
|
fi
|
|
|
|
if [ "$IS_BSD" ]; then
|
|
PROG_INSTALL="$DEST -c"
|
|
else
|
|
PROG_INSTALL="$DEST"
|
|
fi
|
|
|
|
AC_SUB 'INSTALL' "$PROG_INSTALL"
|
|
AC_SUB 'INSTALL_PROGRAM' "$PROG_INSTALL -s -m 755"
|
|
AC_SUB 'INSTALL_DATA' "$PROG_INSTALL -m 444"
|
|
|
|
# finally build a little directory installer
|
|
# if mkdir -p works, use that, otherwise use install -d,
|
|
# otherwise build a script to do it by hand.
|
|
# in every case, test to see if the directory exists before
|
|
# making it.
|
|
|
|
if mkdir -p $$a/b; then
|
|
# I like this method best.
|
|
__mkdir="mkdir -p"
|
|
rmdir $$a/b
|
|
rmdir $$a
|
|
elif $PROG_INSTALL -d $$a/b; then
|
|
__mkdir="$PROG_INSTALL -d"
|
|
rmdir $$a/b
|
|
rmdir $$a
|
|
fi
|
|
|
|
__config_files="$__config_files config.md"
|
|
AC_SUB 'INSTALL_DIR' "$__cwd/config.md"
|
|
echo "#! /bin/sh" > $__cwd/config.md
|
|
echo "# script generated" `date` "by configure.sh" >> $__cwd/config.md
|
|
echo >> $__cwd/config.md
|
|
if [ "$__mkdir" ]; then
|
|
echo "test -d \"\$1\" || $__mkdir \"\$1\"" >> $__cwd/config.md
|
|
echo "exit $?" >> $__cwd/config.md
|
|
else
|
|
cat - >> $__cwd/config.md << \EOD
|
|
pieces=`IFS=/; for x in $1; do echo $x; done`
|
|
dir=
|
|
for x in $pieces; do
|
|
dir="$dir$x"
|
|
mkdir $dir || exit 1
|
|
dir="$dir/"
|
|
done
|
|
exit 0
|
|
EOD
|
|
fi
|
|
chmod +x $__cwd/config.md
|
|
}
|
|
|
|
#
|
|
# acCheckCPP is a local that runs a C preprocessor with a given set of
|
|
# compiler options
|
|
#
|
|
acCheckCPP () {
|
|
cat > /tmp/ngc$$.c << EOF
|
|
#define FOO BAR
|
|
|
|
FOO
|
|
EOF
|
|
|
|
if $1 $2 /tmp/ngc$$.c > /tmp/ngc$$.o; then
|
|
if grep -v '#define' /tmp/ngc$$.o | grep -s BAR >/dev/null; then
|
|
echo "CPP=[$1], CPPFLAGS=[$2]"
|
|
AC_SUB 'CPP' "$1"
|
|
AC_SUB 'CPPFLAGS' "$2"
|
|
rm /tmp/ngc$$.c /tmp/ngc$$.o
|
|
return 0
|
|
fi
|
|
fi
|
|
rm /tmp/ngc$$.c /tmp/ngc$$.o
|
|
return 1
|
|
}
|
|
|
|
|
|
#
|
|
# AC_PROG_CPP checks for cpp, then checks to see which CPPFLAGS are needed
|
|
# to run it as a filter.
|
|
#
|
|
AC_PROG_CPP () {
|
|
if [ "$AC_CPP_PROG" ]; then
|
|
DEST=$AC_CPP_PROG
|
|
else
|
|
__ac_path="$AC_PATH"
|
|
AC_PATH="/lib:/usr/lib:${__ac_path:-$ac_default_path}"
|
|
DEST=`acLookFor cpp`
|
|
AC_PATH="$__ac_path"
|
|
fi
|
|
|
|
unset fail
|
|
LOGN "Looking for cpp"
|
|
if [ "$DEST" ]; then
|
|
TLOGN " ($DEST)"
|
|
acCheckCPP $DEST "$CPPFLAGS" || \
|
|
acCheckCPP $DEST -traditional-cpp -E || \
|
|
acCheckCPP $DEST -E || \
|
|
acCheckCPP $DEST -traditional-cpp -pipe || \
|
|
acCheckCPP $DEST -pipe || fail=1
|
|
|
|
if [ "$fail" ]; then
|
|
AC_FAIL " (can't run cpp as a pipeline)"
|
|
else
|
|
TLOG " ok"
|
|
return 0
|
|
fi
|
|
fi
|
|
AC_FAIL " (not found)"
|
|
}
|
|
|
|
#
|
|
# AC_FAIL spits out an error message, then __fail's
|
|
AC_FAIL() {
|
|
LOG "$*"
|
|
$__fail 1
|
|
}
|
|
|
|
#
|
|
# AC_SUB writes a substitution into config.sub
|
|
AC_SUB() {
|
|
( _subst=`echo $2 | sed -e 's/;/\\;/g'`
|
|
echo "s;@$1@;$_subst;g" ) >> $__cwd/config.sub
|
|
}
|
|
|
|
#
|
|
# AC_MAK writes a define into config.mak
|
|
AC_MAK() {
|
|
echo "HAVE_$1 = 1" >> $__cwd/config.mak
|
|
}
|
|
|
|
#
|
|
# AC_DEFINE adds a #define to config.h
|
|
AC_DEFINE() {
|
|
echo "#define $1 ${2:-1}" >> $__cwd/config.h
|
|
}
|
|
|
|
#
|
|
# AC_INCLUDE adds a #include to config.h
|
|
AC_INCLUDE() {
|
|
echo "#include \"$1\"" >> $__cwd/config.h
|
|
}
|
|
|
|
#
|
|
# AC_CONFIG adds a configuration setting to all the config files
|
|
AC_CONFIG() {
|
|
AC_DEFINE "PATH_$1" \""$2"\"
|
|
AC_MAK "$1"
|
|
AC_SUB "$1" "$2"
|
|
}
|
|
|
|
#
|
|
# AC_QUIET does something quietly
|
|
AC_QUIET() {
|
|
eval $* 5>/dev/null
|
|
}
|
|
|
|
|
|
AC_TR=`acLookFor tr`
|
|
if [ "$AC_TR" ]; then
|
|
# try posix-style tr
|
|
ABC=`echo abc | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ`
|
|
if [ "$ABC" = "ABC" ]; then
|
|
AC_UPPERCASE="$AC_TR abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ"
|
|
AC_UPPER_PAT="ABCDEFGHIJKLMNOPQRSTUVWXYZ"
|
|
else
|
|
ABC=`echo abc | tr a-z A-Z`
|
|
if [ "$ABC" = "ABC" ]; then
|
|
AC_UPPERCASE="$AC_TR a-z A-Z"
|
|
AC_UPPER_PAT="A-Z"
|
|
else
|
|
ABC=`echo abc | tr '[a-z]' '[A-Z]'`
|
|
if [ "$ABC" = "ABC" ]; then
|
|
AC_UPPERCASE="$AC_TR '[a-z]' '[A-Z]'"
|
|
AC_UPPER_PAT="'[A-Z]'"
|
|
else
|
|
AC_FAIL "$AC_TR cannot translate lowercase to uppercase"
|
|
return 0
|
|
fi
|
|
fi
|
|
fi
|
|
else
|
|
AC_FAIL "configure requires a functional version of tr"
|
|
fi
|
|
|
|
while [ $# -gt 0 ]; do
|
|
unset matched
|
|
|
|
case X"$1" in
|
|
X--src|X--srcdir)
|
|
AC_SRCDIR=`__ac_dir "$2"`
|
|
_set_srcdir=1
|
|
shift 2;;
|
|
|
|
X--src=*|X--srcdir=*)
|
|
__d=`echo "$1" | sed -e 's/^[^=]*=//'`
|
|
AC_SRCDIR=`__ac_dir "$__d"`
|
|
_set_srcdir=1
|
|
shift 1 ;;
|
|
|
|
X--prefix)
|
|
AC_PREFIX=`__ac_dir "$2"`
|
|
_set_prefix=1
|
|
shift 2;;
|
|
|
|
X--prefix=*)
|
|
__d=`echo "$1"| sed -e 's/^[^=]*=//'`
|
|
AC_PREFIX=`__ac_dir "$__d"`
|
|
_set_prefix=1
|
|
shift 1;;
|
|
|
|
X--confdir)
|
|
AC_CONFDIR=`__ac_dir "$2"`
|
|
_set_confdir=1
|
|
shift 2;;
|
|
|
|
X--confdir=*)
|
|
__d=`echo "$1" | sed -e 's/^[^=]*=//'`
|
|
AC_CONFDIR=`__ac_dir "$__d"`
|
|
_set_confdir=1
|
|
shift 1;;
|
|
|
|
X--libexec|X--libexecdir)
|
|
AC_LIBEXEC=`__ac_dir "$2"`
|
|
_set_libexec=1
|
|
shift 2;;
|
|
|
|
X--libexec=*|X--libexecdir=*)
|
|
__d=`echo "$1" | sed -e 's/^[^=]*=//'`
|
|
AC_LIBEXEC=`__ac_dir "$__d"`
|
|
_set_libexec=1
|
|
shift 1;;
|
|
|
|
X--lib|X--libdir)
|
|
AC_LIBDIR=`__ac_dir "$2"`
|
|
_set_libdir=1
|
|
shift 2;;
|
|
|
|
X--lib=*|X--libdir=*)
|
|
__d=`echo "$1" | sed -e 's/^[^=]*=//'`
|
|
AC_LIBDIR=`__ac_dir "$__d"`
|
|
_set_libdir=1
|
|
shift 1;;
|
|
|
|
X--exec|X--execdir)
|
|
AC_EXECDIR=`__ac_dir "$2"`
|
|
_set_execdir=1
|
|
shift 2;;
|
|
|
|
X--exec=*|X--execdir=*)
|
|
__d=`echo "$1" | sed -e 's/^[^=]*=//'`
|
|
AC_EXECDIR=`__ac_dir "$__d"`
|
|
_set_execdir=1
|
|
shift 1;;
|
|
|
|
X--sbin|X--sbindir)
|
|
AC_SBINDIR=`__ac_dir "$2"`
|
|
_set_sbindir=1
|
|
shift 2;;
|
|
|
|
X--sbin=*|X--sbindir=*)
|
|
__d=`echo "$1" | sed -e 's/^[^=]*=//'`
|
|
AC_SBINDIR=`__ac_dir "$__d"`
|
|
_set_sbindir=1
|
|
shift 1;;
|
|
|
|
X--man|X--mandir)
|
|
AC_MANDIR=`__ac_dir "$2"`
|
|
_set_mandir=1
|
|
shift 2;;
|
|
|
|
X--man=*|X--mandir=*)
|
|
__d=`echo "$1" | sed -e 's/^[^=]*=//'`
|
|
AC_MANDIR=`__ac_dir "$__d"`
|
|
_set_mandir=1
|
|
shift 1;;
|
|
|
|
X--use-*=*)
|
|
_var=`echo "$1"| sed -n 's/^--use-\([A-Za-z][-A-Za-z0-9_]*\)=.*$/\1/p'`
|
|
if [ "$_var" ]; then
|
|
_val=`echo "$1" | sed -e 's/^--use-[^=]*=\(.*\)$/\1/'`
|
|
_v=`echo $_var | $AC_UPPERCASE | tr '-' '_'`
|
|
case X"$_val" in
|
|
X[Yy][Ee][Ss]|X[Tt][Rr][Uu][Ee]) eval USE_${_v}=T ;;
|
|
X[Nn][Oo]|X[Ff][Aa][Ll][Ss][Ee]) eval unset USE_${_v} ;;
|
|
*) echo "Bad value for --use-$_var ; must be yes or no"
|
|
exit 1 ;;
|
|
esac
|
|
else
|
|
echo "Bad option $1. Use --help to show options" 1>&2
|
|
exit 1
|
|
fi
|
|
shift 1 ;;
|
|
|
|
X--use-*)
|
|
_var=`echo "$1"|sed -n 's/^--use-\([A-Za-z][-A-Za-z0-9_]*\)$/\1/p'`
|
|
_v=`echo $_var | $AC_UPPERCASE | tr '-' '_'`
|
|
eval USE_${_v}=T
|
|
shift 1;;
|
|
|
|
X--with-*=*)
|
|
_var=`echo "$1"| sed -n 's/^--with-\([A-Za-z][-A-Za-z0-9_]*\)=.*$/\1/p'`
|
|
if [ "$_var" ]; then
|
|
_val=`echo "$1" | sed -e 's/^--with-[^=]*=\(.*\)$/\1/'`
|
|
_v=`echo $_var | $AC_UPPERCASE | tr '-' '_'`
|
|
eval WITH_${_v}=\"$_val\"
|
|
else
|
|
echo "Bad option $1. Use --help to show options" 1>&2
|
|
exit 1
|
|
fi
|
|
shift 1 ;;
|
|
|
|
X--with-*)
|
|
_var=`echo "$1" | sed -n 's/^--with-\([A-Za-z][A-Za-z0-9_-]*\)$/\1/p'`
|
|
if [ "$_var" ]; then
|
|
_v=`echo $_var | $AC_UPPERCASE | tr '-' '_'`
|
|
eval WITH_${_v}=1
|
|
else
|
|
echo "Bad option $1. Use --help to show options" 1>&2
|
|
exit 1
|
|
fi
|
|
shift 1 ;;
|
|
|
|
X--help)
|
|
echo "$ac_standard"
|
|
test "$ac_help" && echo "$ac_help"
|
|
exit 0;;
|
|
|
|
*) if [ "$LOCAL_AC_OPTIONS" ]; then
|
|
eval "$LOCAL_AC_OPTIONS"
|
|
else
|
|
ac_error=T
|
|
fi
|
|
if [ "$ac_error" ]; then
|
|
echo "Bad option $1. Use --help to show options" 1>&2
|
|
exit 1
|
|
fi ;;
|
|
esac
|
|
done
|
|
|