diff options
Diffstat (limited to 'mkdep')
| -rwxr-xr-x | mkdep | 116 |
1 files changed, 116 insertions, 0 deletions
@@ -0,0 +1,116 @@ +#!/bin/sh - +# +# Copyright (c) 1994, 1996 +# The Regents of the University of California. All rights reserved. +# +# Redistribution and use in source and binary forms are permitted +# provided that this notice is preserved and that due credit is given +# to the University of California at Berkeley. The name of the University +# may not be used to endorse or promote products derived from this +# software without specific prior written permission. This software +# is provided ``as is'' without express or implied warranty. +# +# @(#)mkdep.sh 5.11 (Berkeley) 5/5/88 +# + +MAKE=Makefile # default makefile name is "Makefile" +CC=cc # default C compiler is "cc" +DEPENDENCY_CFLAG=-M # default dependency-generation flag is -M +SOURCE_DIRECTORY=. # default source directory is the current directory + +# No command-line flags seen yet. +flags="" +while : + do case "$1" in + # -c allows you to specify the C compiler + -c) + CC=$2 + shift; shift ;; + + # -f allows you to select a makefile name + -f) + MAKE=$2 + shift; shift ;; + + # -m allows you to specify the dependency-generation flag + -m) + DEPENDENCY_CFLAG=$2 + shift; shift ;; + + # the -p flag produces "program: program.c" style dependencies + # so .o's don't get produced + -p) + SED='s;\.o;;' + shift ;; + + # -s allows you to specify the source directory + -s) + SOURCE_DIRECTORY=$2 + shift; shift ;; + + # other command-line flag + -*) + flags="$flags $1" + shift ;; + + *) + break ;; + esac +done + +if [ $# = 0 ] ; then + echo 'usage: mkdep [-p] [-c cc] [-f makefile] [-m dependency-cflag] [-s source-directory] [flags] file ...' + exit 1 +fi + +if [ ! -w $MAKE ]; then + echo "mkdep: no writeable file \"$MAKE\"" + exit 1 +fi + +TMP=/tmp/mkdep$$ + +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 -- mkdep uses it. +# DO NOT PUT ANYTHING AFTER THIS LINE, IT WILL GO AWAY. + +_EOF_ + +# If your compiler doesn't have -M, add it. If you can't, the next two +# lines will try and replace the "cc -M". The real problem is that this +# hack can't deal with anything that requires a search path, and doesn't +# even try for anything using bracket (<>) syntax. +# +# grep -E '^#include[[:blank:]]*".*"' /dev/null $* | +# sed -e 's/:[^"]*"\([^"]*\)".*/: \1/' -e 's/\.c/.o/' | + +# +# Construct a list of source files with paths relative to the source directory. +# +sources="" +for srcfile in $* +do + sources="$sources $SOURCE_DIRECTORY/$srcfile" +done + +# XXX this doesn't work with things like "-DDECLWAITSTATUS=union\ wait" +$CC $DEPENDENCY_CFLAG $flags $sources | +sed " + s; \./; ;g + $SED" >> $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 |