build-aux/cccl

   1 #!/bin/sh
   2
   3 # cccl
   4 # Wrapper around MS's cl.exe and link.exe to make them act more like
   5 # Unix cc and ld
   6 #
   7 # Copyright (C) 2000-2003 Geoffrey Wossum (gwossum@acm.org)
   8 #
   9 # This program is free software; you can redistribute it and/or modify
  10 # it under the terms of the GNU General Public License as published by
  11 # the Free Software Foundation; either version 2 of the License, or
  12 # (at your option) any later version.
  13 #
  14 # This program is distributed in the hope that it will be useful, but
  15 # WITHOUT ANY WARRANTY; without even the implied warranty of
  16 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.    See the GNU
  17 # General Public License for more details.
  18 #
  19 # You should have received a copy of the GNU General Public License
  20 # along with this program; if not, write to the Free Software
  21 # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  22 #
  23
  24 usage()
  25 {
  26     cat <<EOF
  27 Usage: cccl [OPTIONS]
  28
  29 cccl is a wrapper around Microsoft's cl.exe and link.exe.  It translates
  30 parameters that Unix cc's and ld's understand to parameters that cl and link
  31 understand.
  32 EOF
  33     exit $1
  34 }
  35
  36 case $MACHTYPE in
  37     *-msys)
  38         slash="-"
  39         ;;
  40     *)
  41         slash="/"
  42         ;;
  43 esac
  44 # prog specifies the program that should be run (cl.exe or link.exe)
  45 # We'll assume cl to start out
  46 prog=cl
  47 # opts specifies the command line to pass to the MSVC program
  48 clopt="${slash}nologo ${slash}FS"
  49 linkopt="${slash}nologo"
  50 # gotparam is 0 if we didn't ever see a param, in which case we show usage()
  51 gotparam=
  52
  53 # We want exceptions
  54 clopt="$clopt ${slash}EHsc"
  55
  56 ### Run through every option and convert it to the proper MS one
  57 while test $# -gt 0; do
  58     case "$1" in
  59     -D*) optarg= ;;
  60     -*=*) optarg=`echo "$1" | sed 's/[-_a-zA-Z0-9]*=//'` ;;
  61     *) optarg= ;;
  62     esac
  63     gotparam=1
  64
  65     case "$1" in
  66     --version)
  67         cat <<EOF
  68 cccl 0.03
  69
  70 Copyright 2000-2003 Geoffrey Wossum
  71 This is free software; see the source for copying conditions.  There is NO
  72 waranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  73 EOF
  74         exit 1;
  75         ;;
  76
  77     -ansi)
  78         clopt="$clopt ${slash}Za"
  79         ;;
  80
  81     -c)
  82         # -c (compile only) is actually the same, but for clarity...
  83         clopt="$clopt ${slash}c"
  84         ;;
  85
  86     -g[0-9] | -g)
  87         # cl only supports one debugging level
  88         clopt="$clopt ${slash}Zi"
  89         linkopt="$linkopt ${slash}DEBUG"
  90         ;;
  91
  92     -O0)
  93         clopt="$clopt ${slash}Od ${slash}D_DEBUG ${slash}MTd"
  94         ;;
  95
  96     -O2)
  97         clopt="$clopt ${slash}O2 ${slash}MT"
  98         ;;
  99
 100     -L*)
 101         path=`echo "$1" | sed 's/-L//'`
 102         linkopt="$linkopt ${slash}LIBPATH:$path"
 103         cl_linkopt="${slash}link ${slash}LIBPATH:\"$path\""
 104         ;;
 105
 106     -l*)
 107         lib=`echo "$1" | sed 's/-l//'`
 108         lib="$lib.lib"
 109
 110         clopt="$clopt $lib"
 111         linkopt="$linkopt $lib"
 112         ;;
 113
 114     -m386)
 115         clopt="$clopt ${slash}G3"
 116         ;;
 117
 118     -m486)
 119         clopt="$clopt ${slash}G4"
 120         ;;
 121
 122     -mpentium)
 123         clopt="$clopt ${slash}G5"
 124         ;;
 125
 126     -mpentiumpro)
 127         clopt="$clopt ${slash}G6"
 128         ;;
 129
 130     -o)
 131         # specifying output file, is it an object or an executable
 132         shift
 133         case "$1" in
 134         *.o | *.obj)
 135             clopt="$clopt ${slash}Fo$1"
 136         ;;
 137         *)
 138             clopt="$clopt ${slash}Fe$1";
 139             linkopt="$linkopt ${slash}out:$1"
 140         ;;
 141         esac;;
 142
 143     -pedantic)
 144         #ignore pedantic
 145         ;;
 146
 147     -W*)
 148         #ignore warnings
 149         ;;
 150
 151     -Q*)
 152         #ignore link warnings
 153         ;;
 154
 155     -fno-strict-aliasing*)
 156         #ignore aliasing
 157         ;;
 158
 159     -isystem)
 160         shift
 161         clopt="$clopt -I$1"
 162         ;;
 163
 164     -MT)
 165         exit 0
 166         ;;
 167
 168     -mno-cygwin)
 169         ;;
 170
 171     *.cc | *.cxx | *.C)
 172         # C++ source file with non .cpp extension, make sure cl understand
 173         # that it is C++
 174         clopt="$clopt ${slash}Tp$1"
 175         ;;
 176
 177     *.o | *.obj | *.a | *.lib)
 178         # Object files/libraries seen, this command will require link
 179         # Switch the prog to link
 180         linkopt="$linkopt $1"
 181         prog="link"
 182         ;;
 183
 184     *)
 185         clopt="$clopt $1"
 186         linkopt="$linkopt $1"
 187         if test x$optarg != x ; then
 188             clopt="$clopt=$optarg"
 189             linkopt="$linkopt=$optarg"
 190         fi
 191         ;;
 192
 193     esac
 194     shift
 195 done
 196
 197 if test x$gotparam = x ; then
 198     usage
 199     exit 1
 200 fi
 201
 202 # choose which opts we built up based on which program will actually run
 203 if test x$prog = xcl ; then
 204     opts="$clopt $cl_linkopt"
 205 else
 206     opts=$linkopt
 207 fi
 208
 209 if test x$V = x1 ; then
 210     echo "$prog $opts"
 211 fi
 212 exec $prog $opts
 213 exit 0