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deca38c9a9
macros. Proceedures for using alternative dependency generation
"compiler" and "flags" has changed.
Pre-configure:
env MKDEP=mycc MKDEP_FLAGS=myccflags ./configure
Post-configure:
hack top.mk and run ./config.status
180 lines
4.1 KiB
Bash
Executable File
180 lines
4.1 KiB
Bash
Executable File
#! /bin/sh -
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# Copyright 1998,1999 The OpenLDAP Foundation
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# COPYING RESTRICTIONS APPLY. See COPYRIGHT File in top level directory
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# of this package for details.
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#
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# Portions
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# Copyright (c) 1987 Regents of the University of California.
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# All rights reserved.
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#
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# Redistribution and use in source and binary forms are permitted
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# provided that the above copyright notice and this paragraph are
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# duplicated in all such forms and that any documentation,
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# advertising materials, and other materials related to such
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# distribution and use acknowledge that the software was developed
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# by the University of California, Berkeley. The name of the
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# University may not be used to endorse or promote products derived
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# from this software without specific prior written permission.
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# THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
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# IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
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# WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
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#
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# @(#)mkdep.sh 5.12 (Berkeley) 6/30/88
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#
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# We now use whatever path is already set by the invoker
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#PATH=/bin:/usr/bin:/usr/ucb
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#export PATH
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set -e # exit immediately if any errors occur
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MAKE=Makefile # default makefile name is "Makefile"
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NOSLASH="no" # by default, / dependencies are included
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SRCDIR=""
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SED=cat
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: ${CC=cc} # use cc by default
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# We generally set these via the command line options
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: ${MKDEP_CC=$CC} # select default compiler to generate dependencies
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: ${MKDEP_CFLAGS="-M"} # cc -M usually produces dependencies
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while :
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do case "$1" in
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# the -s flag removes dependencies to files that begin with /
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-s)
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NOSLASH=yes;
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shift ;;
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# -f allows you to select a makefile name
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-f)
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MAKE=$2
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shift; shift ;;
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# -d allows you to select a VPATH directory
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-d)
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SRCDIR=$2
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shift; shift ;;
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# -c allows you to override the compiler used to generate dependencies
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-c)
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MKDEP_CC=$2
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shift; shift ;;
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# -m allows you to override the compiler flags used to generate
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# dependencies.
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-m)
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MKDEP_CFLAGS=$2
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shift; shift ;;
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# the -p flag produces "program: program.c" style dependencies
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# so .o's don't get produced
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-p)
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SED='sed -e s;\.o;;'
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shift ;;
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# the -l flag produces libtool compatible dependencies
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-l)
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SED='sed -e s;\.o:;.lo:;'
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shift ;;
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# -*) shift ;;
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*)
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break ;;
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esac
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done
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if test $# = 0 ; then
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echo 'usage: mkdep [-p] [-s] [-c cc] [-m flags] [-f makefile] [-d srcdir] [cppflags] file ...'
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exit 1
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fi
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if test ! -w $MAKE ; then
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echo "mkdep: no writeable file \"$MAKE\""
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exit 1
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fi
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TMP=/tmp/mkdep$$
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trap 'rm -f $TMP.sed $TMP ; exit 1' 1 2 3 13 15
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cp $MAKE ${MAKE}.bak
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sed -e '/DO NOT DELETE THIS LINE/,$d' < $MAKE > $TMP
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cat << _EOF_ >> $TMP
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# DO NOT DELETE THIS LINE -- mkdep uses it.
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# DO NOT PUT ANYTHING AFTER THIS LINE, IT WILL GO AWAY.
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_EOF_
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# If your compiler doesn't have -M, add it. If you can't, the next two
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# lines will try and replace the "cc -M". The real problem is that this
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# hack can't deal with anything that requires a search path, and doesn't
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# even try for anything using bracket (<>) syntax.
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#
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# egrep '^#include[ ]*".*"' /dev/null $* |
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# sed -e 's/:[^"]*"\([^"]*\)".*/: \1/' -e 's/\.c/.o/' |
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if test "x$SRCDIR" = "x" ; then
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files=$*
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else
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files=
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for i in $* ; do
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if test -f $i ; then
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files="$files $i"
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elif test -f $SRCDIR/$i ; then
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files="$files $SRCDIR/$i"
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else
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files="$files $i"
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fi
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done
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MKDEP_CFLAGS="$MKDEP_CFLAGS -I$SRCDIR"
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fi
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cat << _EOF_ >> $TMP
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#
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# files: $*
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# command: $MKDEP_CC $MKDEP_CFLAGS $files
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#
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_EOF_
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$MKDEP_CC $MKDEP_CFLAGS $files | \
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sed -e 's; \./; ;g' | \
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$SED > $TMP.sed
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# dont pipe to awk. SGI awk wants a filename as argument.
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# (or '-', but I do not know if all other awks support that.)
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awk '
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$1 ~ /:/ {
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filenm=$1;
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dep=substr($0, length(filenm)+1);
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}
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$1 !~ /:/ {
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dep=$0;
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}
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/.*/ {
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split(dep, depends, " ");
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for(d in depends) {
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dfile = depends[d];
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if (( noslash == "yes") && (dfile ~ /^\// )) next
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if ( length(dfile) < 2 ) continue
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rec = filenm " " dfile;
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print rec;
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}
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}
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' noslash="$NOSLASH" $TMP.sed >> $TMP
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cat << _EOF_ >> $TMP
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# IF YOU PUT ANYTHING HERE IT WILL GO AWAY
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_EOF_
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# copy to preserve permissions
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cp $TMP $MAKE
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rm -f ${MAKE}.bak $TMP.sed $TMP
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exit 0
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