libjava/libltdl/config.sub

   1 #! /bin/sh
   2
   3 # Copyright (C) 2004 Free Software Foundation, Inc.
   4 #
   5 # This script is free software; the Free Software Foundation gives
   6 # unlimited permission to copy, distribute and modify it.
   7
   8 # Invoke a shell script with the same name two directories up from this
   9 # file.  Robust against all kinds of pathological file and directory
  10 # names, as well as all kinds of pathological shells.
  11 # By Nathanael Nerode, Zack Weinberg, and Alexandre Oliva.
  12
  13 # Insert "../../" just before the last slash in the pathname.
  14 # We use a here-document to avoid problems with "echo" and
  15 # pathnames containing backslashes or a leading dash.
  16
  17 script=`sed 's,[^/]*$,../../&,' << EOF
  18 $0
  19 EOF
  20 `
  21
  22 # Must honor CONFIG_SHELL if set.
  23 # Simple "$@" does the wrong thing for zero arguments with
  24 # OSF/1 4.0 /bin/sh, possibly others.
  25 # ${1+"$@"} does the wrong thing with zsh (== /bin/sh in
  26 # some iterations of Darwin).
  27
  28 case $# in
  29    0) exec ${CONFIG_SHELL-/bin/sh} "$script" ;;
  30    *) exec ${CONFIG_SHELL-/bin/sh} "$script" "$@" ;;
  31 esac
  32