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|
#! /bin/sh
# $Id$
# This utility is a lightly editted version of the freed Berkeley
# script `mkdep'. The current script is intended to work for GNU G++.
# Here is the original BSD header:
# @(#)mkdep.sh 1.7 (Berkeley) 10/13/87
#
PATH=/usr/local/bin:/project/doc/pkg/gnu/bin:/bin:/usr/bin:/usr/ucb:\
/usr/gnu:/usr/gnu/bin:/opt/gnu/bin:/pkg/gnu/bin:$PATH
export PATH
if [ $# = 0 ] ; then
echo 'usage: g++dep [-p] [-f makefile] [flags] file ...'
exit 1
fi
MAKE=Makefile
case $1 in
# -f allows you to select a makefile name
-f) MAKE=$2
shift; shift ;;
# the -p flag produces "program: program.c" style dependencies
# so .o's don't get produced
-p) SED='-e s;\.o;;'
shift ;;
# -r allows the use of relative pathnames...
-r) REL="-e s;$ACE_ROOT;\$(ACE_ROOT);g "
if [ ${TAO_ROOT:-no_tao_root} = "no_tao_root" ]; then
echo no TAO_ROOT
else
REL="-e s;$TAO_ROOT;\$(TAO_ROOT);g "$REL
echo REL=$REL
fi
shift ;;
esac
if [ ! -w $MAKE ]; then
echo "g++dep: no writeable file \"$MAKE\""
exit 1
fi
TMP=/tmp/g++dep$$
trap 'rm -f $TMP; exit 1' 1 2 3 13 15
cp $MAKE ${MAKE}.bak
sed -e '/DO NOT DELETE THIS LINE/,$d' < $MAKE > $TMP
cat << _EOF_ >> $TMP
# DO NOT DELETE THIS LINE -- g++dep uses it.
# DO NOT PUT ANYTHING AFTER THIS LINE, IT WILL GO AWAY.
_EOF_
g++ -MM $* | \
sed -e "s; \./; ;g" $SED $REL | \
awk '{ if ($1 != prev) \
{ if (rec != "") print rec; rec = $0; prev = $1; } \
else \
{ if (length(rec $2) > 78) { print rec; rec = $0; } \
else rec = rec " " $2 } } \
END { print rec }' >> $TMP
cat << _EOF_ >> $TMP
# IF YOU PUT ANYTHING HERE IT WILL GO AWAY
_EOF_
# copy to preserve permissions
cp $TMP $MAKE
rm -f ${MAKE}.bak $TMP
exit 0
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