sysutils/sysbuild/files/env.sh

   1 # Copyright 2012 Google Inc.
   2 # All rights reserved.
   3 #
   4 # Redistribution and use in source and binary forms, with or without
   5 # modification, are permitted provided that the following conditions are
   6 # met:
   7 #
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   9 #   notice, this list of conditions and the following disclaimer.
  10 # * Redistributions in binary form must reproduce the above copyright
  11 #   notice, this list of conditions and the following disclaimer in the
  12 #   documentation and/or other materials provided with the distribution.
  13 # * Neither the name of Google Inc. nor the names of its contributors
  14 #   may be used to endorse or promote products derived from this software
  15 #   without specific prior written permission.
  16 #
  17 # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  18 # "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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  20 # A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  21 # OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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  24 # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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  27 # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  28
  29 # \file env.sh
  30 # Utility functions for interactive shells.
  31 #
  32 # This file is supposed to be loaded automatically when running:
  33 #    eval $(sysbuild env)
  34 # Do not load it directly, as it depends on global variables defined by
  35 # the command shown above.
  36
  37
  38 # Locates the object directory that matches the current source directory.
  39 curobj() {
  40     local curdir="$(pwd)"
  41     case "${curdir}" in
  42     ${S:-non-existent}*)
  43         echo "${O}${curdir##${S}}"
  44         ;;
  45     ${XS:-non-existent}*)
  46         echo "${XO}${curdir##${XS}}"
  47         ;;
  48     *)
  49         echo "NOT-FOUND"
  50         ;;
  51     esac
  52 }