build/cygwin-wrapper

   1 #!/bin/sh
   2 #
   3 # Stupid wrapper to avoid win32 dospath/cygdrive issues
   4 # Try not to spawn programs from within this file. If the stuff in here looks royally
   5 # confusing, see bug: http://bugzilla.mozilla.org/show_bug.cgi?id=206643
   6 # and look at the older versions of this file that are easier to read, but
   7 # do basically the same thing
   8 #
   9
  10 prog=$1
  11 shift
  12 if test -z "$prog"; then
  13     exit 0
  14 fi
  15
  16 # If $CYGDRIVE_MOUNT was not set in configure, give $mountpoint the results of mount -p
  17 mountpoint=$CYGDRIVE_MOUNT
  18 if test -z "$mountpoint"; then
  19     mountpoint=`mount -p`
  20     if test -z "$mountpoint"; then
  21        print "Cannot determine cygwin mount points. Exiting"
  22        exit 1
  23     fi
  24 fi
  25
  26 # Delete everything but "/cygdrive" (or other mountpoint) from mount=`mount -p`
  27 mountpoint=${mountpoint#*/}
  28 mountpoint=/${mountpoint%%[!A-Za-z0-9_]*}
  29 mountpoint=${mountpoint%/}
  30
  31 args=""
  32 up=""
  33 if test "${prog}" = "-up"; then
  34     up=1
  35     prog=${1}
  36     shift
  37 fi
  38
  39 process=1
  40
  41 # Convert the mountpoint in parameters to Win32 filenames
  42 # For instance: /cygdrive/c/foo -> c:/foo
  43 for i in "${@}"
  44 do
  45     if test "${i}" = "-wrap"; then
  46         process=1
  47     else
  48         if test "${i}" = "-nowrap"; then
  49             process=
  50         else
  51             if test -n "${process}"; then
  52                 if test -n "${up}"; then
  53                     pathname=${i#-I[a-zA-Z]:/}
  54                     if ! test "${pathname}" = "${i}"; then
  55                         no_i=${i#-I}
  56                         driveletter=${no_i%%:*}
  57                         i=-I${mountpoint}/${driveletter}/${pathname}
  58                     fi
  59                 else
  60                     eval 'leader=${i%%'${mountpoint}'/[a-zA-Z]/*}'
  61                     if ! test "${leader}" = "${i}"; then
  62                         eval 'pathname=${i#'${leader}${mountpoint}'/[a-zA-Z]/}'
  63                         eval 'no_mountpoint=${i#'${leader}${mountpoint}'/}'
  64                         driveletter=${no_mountpoint%%/*}
  65                         i=${leader}${driveletter}:/${pathname}
  66                     fi
  67                 fi
  68             fi
  69
  70             args="${args} ${i}"
  71         fi
  72     fi
  73 done
  74
  75 exec $prog $args