usr.bin/mkdep/mkdep.gcc.sh

   1 #!/bin/sh -
   2 #
   3 # Copyright (c) 1991, 1993
   4 #       The Regents of the University of California.  All rights reserved.
   5 #
   6 # Redistribution and use in source and binary forms, with or without
   7 # modification, are permitted provided that the following conditions
   8 # are met:
   9 # 1. Redistributions of source code must retain the above copyright
  10 #    notice, this list of conditions and the following disclaimer.
  11 # 2. Redistributions in binary form must reproduce the above copyright
  12 #    notice, this list of conditions and the following disclaimer in the
  13 #    documentation and/or other materials provided with the distribution.
  14 # 3. All advertising materials mentioning features or use of this software
  15 #    must display the following acknowledgement:
  16 #       This product includes software developed by the University of
  17 #       California, Berkeley and its contributors.
  18 # 4. Neither the name of the University nor the names of its contributors
  19 #    may be used to endorse or promote products derived from this software
  20 #    without specific prior written permission.
  21 #
  22 # THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  23 # ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  24 # IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  25 # ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  26 # FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  27 # DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  28 # OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  29 # HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  30 # LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  31 # OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  32 # SUCH DAMAGE.
  33 #
  34 #       @(#)mkdep.gcc.sh        8.1 (Berkeley) 6/6/93
  35 # $FreeBSD: src/usr.bin/mkdep/mkdep.gcc.sh,v 1.18 1999/08/28 01:04:04 peter Exp $
  36 # $DragonFly: src/usr.bin/mkdep/mkdep.gcc.sh,v 1.2 2003/06/17 04:29:29 dillon Exp $
  37
  38 D=.depend                       # default dependency file is .depend
  39 append=0
  40 pflag=
  41
  42 while :
  43         do case "$1" in
  44                 # -a appends to the depend file
  45                 -a)
  46                         append=1
  47                         shift ;;
  48
  49                 # -f allows you to select a makefile name
  50                 -f)
  51                         D=$2
  52                         shift; shift ;;
  53
  54                 # the -p flag produces "program: program.c" style dependencies
  55                 # so .o's don't get produced
  56                 -p)
  57                         pflag=p
  58                         shift ;;
  59                 *)
  60                         break ;;
  61         esac
  62 done
  63
  64 case $# in 0)
  65         echo 'usage: mkdep [-ap] [-f file] [flags] file ...' >&2
  66         exit 1;;
  67 esac
  68
  69 TMP=_mkdep$$
  70 trap 'rm -f $TMP ; trap 2 ; kill -2 $$' 1 2 3 13 15
  71 trap 'rm -f $TMP' 0
  72
  73 # For C sources, mkdep must use exactly the same cpp and predefined flags
  74 # as the compiler would.  This is easily arranged by letting the compiler
  75 # pick the cpp.  mkdep must be told the cpp to use for exceptional cases.
  76 CC=${CC-"cc"}
  77 MKDEP_CPP=${MKDEP_CPP-"${CC} -E"}
  78 MKDEP_CPP_OPTS=${MKDEP_CPP_OPTS-"-M"};
  79
  80 echo "# $@" > $TMP      # store arguments for debugging
  81
  82 if $MKDEP_CPP $MKDEP_CPP_OPTS "$@" >> $TMP; then :
  83 else
  84         echo 'mkdep: compile failed' >&2
  85         exit 1
  86 fi
  87
  88 case x$pflag in
  89         x) case $append in
  90                 0) sed -e 's; \./; ;g' < $TMP >  $D;;
  91                 *) sed -e 's; \./; ;g' < $TMP >> $D;;
  92            esac
  93         ;;
  94         *) case $append in
  95                 0) sed -e 's;\.o:;:;' -e 's; \./; ;g' < $TMP >  $D;;
  96                 *) sed -e 's;\.o:;:;' -e 's; \./; ;g' < $TMP >> $D;;
  97            esac
  98         ;;
  99 esac
 100
 101 exit $?