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#! /bin/sh -x
LANG=C; export LANG
LC_ALL=C; export LC_ALL
LC_COLLATE=C; export LC_COLLATE
# Need reference point for "mkproto.awk", including when "srcdir != builddir".
# Use of "abs_..." is unpleasant. Is there another way?
abs_srcdir=@abs_srcdir@
if [ $# -lt 3 ]
then
echo "Usage: $0 awk [-h headerdefine] outputheader proto_obj"
exit 1
fi
awk="$1"
shift
if [ x"$1" = x-h ]
then
headeropt="-v headername=$2"
shift; shift;
else
headeropt=""
fi
header="$1"
shift
headertmp="$header.$$.tmp~"
proto_src="`echo $@ | tr ' ' '\n' | sed -e 's/\.o/\.c/g' | sort | uniq | egrep -v 'ubiqx/|wrapped'`"
echo creating $header
mkdir -p `dirname $header`
${awk} $headeropt \
-f $abs_srcdir/mkproto.awk $proto_src > $headertmp
if cmp -s $header $headertmp 2>/dev/null
then
echo "$header unchanged"
rm $headertmp
else
mv $headertmp $header
fi
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