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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
#
if [ $# = 0 ] ; then
echo 'usage: g++dep [-p] [-f makefile] [flags] file ...'
exit 1
fi
DO_ACE_MAKE_DEPEND=0
MAKE=Makefile
STOPNOW=0
while [ $STOPNOW -eq 0 ]
do
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 ${ACE_DEPEND_SED_CMD}"
REL="-e s;${TAO_ROOT:=$ACE_ROOT/TAO};\$(TAO_ROOT);g "$REL
shift ;;
# -A uses relative pathnames and fixes the .obj line
# and it implies -r
-A) REL="-e s;$ACE_ROOT;\$(ACE_ROOT);g ${ACE_DEPEND_SED_CMD}"
REL="-e s;${TAO_ROOT:=$ACE_ROOT/TAO};\$(TAO_ROOT);g "$REL
DO_ACE_MAKE_DEPEND=1
shift ;;
# -R VARNAME allows you to specify a variable which should be used
# to generate relative paths if it's defined. You can use multiple
# -R options, but be careful if one of the values is a proper
# subset of a subsequent value, because I suspect that sed will
# substitute for the first value properly, but not for the second. You might
# Be able to get around this by reordering and having the more specific
# values lead the less specific values.
-R) varname=$2
eval "echo \$${varname}" >/tmp/$$.vv
varval=`eval cat /tmp/$$.vv`; rm /tmp/$$.vv
if [ -n "$varval" ]; then
REL="-e s;$varval;\$($varname);g "$REL
fi
shift; shift;;
*) STOPNOW=1
esac
done
# Dependencies on local files are better expressed like that, instead
# of using $(TAO_ROOT) or $(ACE_ROOT). This is specially important
# for IDL generated files.
REL="-e s;`pwd`/;;g "$REL
if [ ! -w $MAKE ]; then
echo "g++dep: no writeable file \"$MAKE\""
exit 1
fi
TMP=/tmp/g++dep$$
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 -DACE_LACKS_PRAGMA_ONCE $* | \
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
if [ $DO_ACE_MAKE_DEPEND -eq 1 ]
then
SCRIPT=${TMP}_script
echo "s;\([-a-zA-Z0-9._+]*\)\.o:;\\" > $SCRIPT
echo ".obj/\1.o .obj/\1.${SOEXT} ${VSHDIR}\1.o ${VSHDIR}\1.${SOEXT}:;" >> $SCRIPT
TMP2=${TMP}_2
cat $TMP | \
sed \
-e '/$(ACE_ROOT)\/ace\/config[^\.]*\.h/d' \
-e "s; /[-a-zA-Z0-9_./+]*\.h;;g" \
-e 's/\\[ \t][ \t]*\\/\\/g' \
-f $SCRIPT > $TMP2
mv $TMP2 $TMP
rm -f $TMP2
rm -f $SCRIPT
fi
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
|
