nspr/build/cygwin-wrapper

   1 #!/bin/sh
   2 # This Source Code Form is subject to the terms of the Mozilla Public
   3 # License, v. 2.0. If a copy of the MPL was not distributed with this
   4 # file, You can obtain one at http://mozilla.org/MPL/2.0/.
   5
   6 #
   7 # Stupid wrapper to avoid win32 dospath/cygdrive issues
   8 # Try not to spawn programs from within this file. If the stuff in here looks royally
   9 # confusing, see bug: http://bugzilla.mozilla.org/show_bug.cgi?id=206643
  10 # and look at the older versions of this file that are easier to read, but
  11 # do basically the same thing
  12 #
  13
  14 prog=$1
  15 shift
  16 if test -z "$prog"; then
  17     exit 0
  18 fi
  19
  20 # If $CYGDRIVE_MOUNT was not set in configure, give $mountpoint the results of mount -p
  21 mountpoint=$CYGDRIVE_MOUNT
  22 if test -z "$mountpoint"; then
  23     mountpoint=`mount -p`
  24     if test -z "$mountpoint"; then
  25        print "Cannot determine cygwin mount points. Exiting"
  26        exit 1
  27     fi
  28 fi
  29
  30 # Delete everything but "/cygdrive" (or other mountpoint) from mount=`mount -p`
  31 mountpoint=${mountpoint#*/}
  32 mountpoint=/${mountpoint%%[!A-Za-z0-9_]*}
  33 mountpoint=${mountpoint%/}
  34
  35 args=""
  36 up=""
  37 if test "${prog}" = "-up"; then
  38     up=1
  39     prog=${1}
  40     shift
  41 fi
  42
  43 process=1
  44
  45 # Convert the mountpoint in parameters to Win32 filenames
  46 # For instance: /cygdrive/c/foo -> c:/foo
  47 for i in "${@}"
  48 do
  49     if test "${i}" = "-wrap"; then
  50         process=1
  51     else
  52         if test "${i}" = "-nowrap"; then
  53             process=
  54         else
  55             if test -n "${process}"; then
  56                 if test -n "${up}"; then
  57                     pathname=${i#-I[a-zA-Z]:/}
  58                     if ! test "${pathname}" = "${i}"; then
  59                         no_i=${i#-I}
  60                         driveletter=${no_i%%:*}
  61                         i=-I${mountpoint}/${driveletter}/${pathname}
  62                     fi
  63                 else
  64                     eval 'leader=${i%%'${mountpoint}'/[a-zA-Z]/*}'
  65                     if ! test "${leader}" = "${i}"; then
  66                         eval 'pathname=${i#'${leader}${mountpoint}'/[a-zA-Z]/}'
  67                         eval 'no_mountpoint=${i#'${leader}${mountpoint}'/}'
  68                         driveletter=${no_mountpoint%%/*}
  69                         i=${leader}${driveletter}:/${pathname}
  70                     fi
  71                 fi
  72             fi
  73
  74             args="${args} ${i}"
  75         fi
  76     fi
  77 done
  78
  79 exec $prog $args