git.sesse.net Git - rdpsrv/blob - Xserver/config/util/gccmdep.cpp

   1 XCOMM!/bin/sh
   2
   3 XCOMM
   4 XCOMM makedepend which uses 'gcc -M'
   5 XCOMM
   6 XCOMM $XFree86: xc/config/util/gccmdep.cpp,v 3.3 1996/02/25 01:16:15 dawes Exp $
   7 XCOMM
   8 XCOMM Based on mdepend.cpp and code supplied by Hongjiu Lu <hjl@nynexst.com>
   9 XCOMM
  10
  11 TMP=/tmp/mdep$$
  12 CC=CCCMD
  13 RM=RMCMD
  14 LN=LNCMD
  15 MV=MVCMD
  16
  17 trap "$RM ${TMP}*; exit 1" 1 2 15
  18 trap "$RM ${TMP}*; exit 0" 1 2 13
  19
  20 files=
  21 makefile=
  22 endmarker=
  23 magic_string='# DO NOT DELETE'
  24 append=n
  25 args=
  26 asmfiles=
  27
  28 while [ $# != 0 ]; do
  29     if [ "$endmarker"x != x -a "$endmarker" = "$1" ]; then
  30         endmarker=
  31     else
  32         case "$1" in
  33             -D*|-I*)
  34                 args="$args '$1'"
  35                 ;;
  36             -g|-o)
  37                 ;;
  38             *)
  39                 if [ "$endmarker"x = x ]; then
  40                     case $1 in
  41 XCOMM ignore these flags
  42                         -w|-o|-cc)
  43                             shift
  44                             ;;
  45                         -v)
  46                             ;;
  47                         -s)
  48                             magic_string="$2"
  49                             shift
  50                             ;;
  51                         -f-)
  52                             makefile="-"
  53                             ;;
  54                         -f)
  55                             makefile="$2"
  56                             shift
  57                             ;;
  58                         --*)
  59                             endmarker=`echo $1 | sed 's/^\-\-//'`
  60                             if [ "$endmarker"x = x ]; then
  61                                 endmarker="--"
  62                             fi
  63                             ;;
  64                         -a)
  65                             append=y
  66                             ;;
  67                         -*)
  68                             echo "Unknown option '$1' ignored" 1>&2
  69                             ;;
  70                         *)
  71                             files="$files $1"
  72                             ;;
  73                     esac
  74                 fi
  75                 ;;
  76         esac
  77     fi
  78     shift
  79 done
  80
  81 if [ x"$files" = x ]; then
  82 XCOMM Nothing to do
  83     exit 0
  84 fi
  85
  86 case "$makefile" in
  87     '')
  88         if [ -r makefile ]; then
  89             makefile=makefile
  90         elif [ -r Makefile ]; then
  91             makefile=Makefile
  92         else
  93             echo 'no makefile or Makefile found' 1>&2
  94             exit 1
  95         fi
  96         ;;
  97 esac
  98
  99 if [ X"$makefile" != X- ]; then
 100     if [ x"$append" = xn ]; then
 101         sed -e "/^$magic_string/,\$d" < $makefile > $TMP
 102         echo "$magic_string" >> $TMP
 103     else
 104         cp $makefile $TMP
 105     fi
 106 fi
 107
 108 XCOMM need to link .s files to .S
 109 for i in $files; do
 110     case $i in
 111         *.s)
 112             dir=`dirname $i`
 113             base=`basename $i .s`
 114             (cd $dir; $RM ${base}.S; $LN ${base}.s ${base}.S)
 115             asmfiles="$asmfiles ${base}.S"
 116             ;;
 117     esac
 118 done
 119
 120 CMD="$CC -M $args `echo $files | sed -e 's,\.s$,\.S,g' -e 's,\.s ,\.S ,g'` | \
 121         sed -e 's,\.S$,\.s,g' -e 's,\.S ,\.s ,g'"
 122 if [ X"$makefile" != X- ]; then
 123     CMD="$CMD >> $TMP"
 124 fi
 125 eval $CMD
 126 if [ X"$makefile" != X- ]; then
 127     $RM ${makefile}.bak
 128     $MV $makefile ${makefile}.bak
 129     $MV $TMP $makefile
 130 fi
 131
 132 if [ x"$asmfiles" != x ]; then
 133     $RM $asmfiles
 134 fi
 135 $RM ${TMP}*
 136 exit 0