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chow 1999-07-14 20:14:46 +00:00
parent 3408b095eb
commit c2004be1bd

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#! /bin/sh
# 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=/bin:/usr/bin:/usr/ucb:/usr/gnu:/usr/gnu/bin
# export PATH
if [ $# = 0 ] ; then
echo 'usage: g++dep [-p] [-f makefile] [flags] file ...'
exit 1
fi
MAKE=Makefile # default makefile name is "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 ;;
esac
if [ ! -w $MAKE ]; then
echo "g++dep: no writeable file \"$MAKE\""
exit 1
fi
TMP=/tmp/g++dep$$
trap 'rm -f $MAKE.depends ; exit 1' 1 2 3 13 15
cp $MAKE.depends ${MAKE}.depends.bak
# sed -e '/DO NOT DELETE THIS LINE/,$d' < $MAKE > $TMP
cat << _EOF_ >> $MAKE.depends
# \$Id\$
# \$Revision\$
# \$Author\$
# DO NOT DELETE THIS LINE -- g++dep uses it.
# DO NOT PUT ANYTHING AFTER THIS LINE, IT WILL GO AWAY.
_EOF_
# put every dependency on one line
#
g++ -MM $* | \
/bin/sed -e 's; \./; ;g' $SED | \
awk ' BEGIN { start = 1 }
/.* : .*.*/ { printf ("%s : %s \\\n", $1, $3) ; start = 4 }
{ for ( i = start; i < NF ; i++ )
if ( $i != "\\" ) print " ", $i, "\\"
if ( $i != "\\" ) print " ", $NF, "\n"
start = 1
}
' >> $TMP
cat << _EOF_ >> $TMP
# IF YOU PUT ANYTHING HERE IT WILL GO AWAY
_EOF_
# copy to preserve permissions
cp $TMP $MAKE.depends
rm -f ${MAKE}.depends.bak $TMP
exit 0