external/bsd/bind/dist/make/mkdep.in

   1 #!/bin/sh -
   2
   3 ##
   4 ## Modified to handle -vpath <path> option by Michael Graff, ISC.
   5 ## The purpose of this is to allow this script to run outside of the
   6 ## source directory, for instance when running configure with
   7 ##   ../bind9-mainline/configure
   8 ## and still have "make depend" work.
   9 ##
  10
  11 ## ++Copyright++ 1987
  12 ## -
  13 ## Copyright (c) 1987 Regents of the University of California.
  14 ## All rights reserved.
  15 ##
  16 ## Redistribution and use in source and binary forms, with or without
  17 ## modification, are permitted provided that the following conditions
  18 ## are met:
  19 ## 1. Redistributions of source code must retain the above copyright
  20 ##    notice, this list of conditions and the following disclaimer.
  21 ## 2. Redistributions in binary form must reproduce the above copyright
  22 ##    notice, this list of conditions and the following disclaimer in the
  23 ##    documentation and/or other materials provided with the distribution.
  24 ## 3. Neither the name of the University nor the names of its contributors
  25 ##    may be used to endorse or promote products derived from this software
  26 ##    without specific prior written permission.
  27 ## THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  28 ## ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  29 ## IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  30 ## ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  31 ## FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  32 ## DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  33 ## OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  34 ## HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  35 ## LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  36 ## OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  37 ## SUCH DAMAGE.
  38 ## -
  39 ## Portions Copyright (c) 1993 by Digital Equipment Corporation.
  40 ##
  41 ## Permission to use, copy, modify, and distribute this software for any
  42 ## purpose with or without fee is hereby granted, provided that the above
  43 ## copyright notice and this permission notice appear in all copies, and that
  44 ## the name of Digital Equipment Corporation not be used in advertising or
  45 ## publicity pertaining to distribution of the document or software without
  46 ## specific, written prior permission.
  47 ##
  48 ## THE SOFTWARE IS PROVIDED "AS IS" AND DIGITAL EQUIPMENT CORP. DISCLAIMS ALL
  49 ## WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES
  50 ## OF MERCHANTABILITY AND FITNESS.   IN NO EVENT SHALL DIGITAL EQUIPMENT
  51 ## CORPORATION BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
  52 ## DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
  53 ## PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS
  54 ## ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
  55 ## SOFTWARE.
  56 ## -
  57 ## --Copyright--
  58
  59 #
  60 #       @(#)mkdep.sh    5.12 (Berkeley) 6/30/88
  61 #
  62
  63 MAKE=Makefile                   # default makefile name is "Makefile"
  64
  65 while :
  66         do case "$1" in
  67                 # -vpath allows one to select a virtual path for .c files
  68                 -vpath)
  69                         VPATH=$2;
  70                         shift; shift ;;
  71                 # -f allows you to select a makefile name
  72                 -f)
  73                         MAKE=$2
  74                         shift; shift ;;
  75
  76                 # the -p flag produces "program: program.c" style dependencies
  77                 # so .o's don't get produced
  78                 -p)
  79                         SED='s;\.o;;'
  80                         shift ;;
  81                 *)
  82                         break ;;
  83         esac
  84 done
  85
  86 if [ $# = 0 ] ; then
  87         echo 'usage: mkdep [-vpath path] [-p] [-f makefile] [flags] file ...'
  88         exit 1
  89 fi
  90
  91 if [ ! -w $MAKE ]; then
  92         echo "mkdep: no writeable file \"$MAKE\""
  93         exit 1
  94 fi
  95
  96 TMP=mkdep$$
  97
  98 trap 'rm -f $TMP ; exit 1' 1 2 3 13 15
  99
 100 cp $MAKE ${MAKE}.bak
 101
 102 sed -e '/DO NOT DELETE THIS LINE/,$d' < $MAKE > $TMP
 103
 104 cat << _EOF_ >> $TMP
 105 # DO NOT DELETE THIS LINE -- mkdep uses it.
 106 # DO NOT PUT ANYTHING AFTER THIS LINE, IT WILL GO AWAY.
 107
 108 _EOF_
 109
 110 # If your compiler doesn't have -M, add it.  If you can't, the next two
 111 # lines will try and replace the "cc -M".  The real problem is that this
 112 # hack can't deal with anything that requires a search path, and doesn't
 113 # even try for anything using bracket (<>) syntax.
 114 #
 115 # egrep '^#include[     ]*".*"' /dev/null $* |
 116 # sed -e 's/:[^"]*"\([^"]*\)".*/: \1/' -e 's/\.c/.o/' |
 117
 118 if [ X"${VPATH}" != X ] ; then
 119     for arg in $* ; do
 120         case "$arg" in
 121             -*)
 122                 newargs="$newargs $arg"
 123                 ;;
 124             *)
 125                 newargs="$newargs $VPATH/$arg"
 126                 ;;
 127         esac
 128     done
 129 else
 130     newargs="$*";
 131 fi
 132
 133 MKDEPPROG="@MKDEPPROG@"
 134 if [ X"${MKDEPPROG}" != X ]; then
 135     @SHELL@ -c "${MKDEPPROG} ${newargs}"
 136 else
 137     @MKDEPCC@ @MKDEPCFLAGS@ ${newargs} |
 138     sed "
 139         s; \\./; ;g
 140         s; \\\\; ;g
 141         @LIBTOOL_MKDEP_SED@
 142         $SED" |
 143     awk '$1 ~ /:$/ {
 144                 if (rec != "")
 145                          print rec;
 146                 if (NF == 1)
 147                         rec = $1;
 148                 else
 149                         rec = $1 " " $2;
 150                 for (i = 3; i <= NF; i++) {
 151                         if (length(rec $i) > 76) {
 152                                 print rec " \\";
 153                                 rec = "    " $i;
 154                         } else {
 155                                 rec = rec " " $i;
 156                         }
 157                 }
 158                 next;
 159         }
 160         {
 161                 for (i = 1; i <= NF; i++) {
 162                         if (length(rec $i) > 76) {
 163                                 print rec, "\\";
 164                                 rec =  "    " $i;
 165                         } else {
 166                                 rec = rec " " $i;
 167                         }
 168                 }
 169         }
 170     END {
 171         print rec
 172     }' >> $TMP
 173 fi
 174
 175 cat << _EOF_ >> $TMP
 176
 177 # IF YOU PUT ANYTHING HERE IT WILL GO AWAY
 178 _EOF_
 179
 180 # copy to preserve permissions
 181 cp $TMP $MAKE
 182 rm -f ${MAKE}.bak $TMP
 183 exit 0