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- # Check to make sure that the build environment is sane. -*- Autoconf -*-
- # Copyright (C) 1996-2014 Free Software Foundation, Inc.
- #
- # This file is free software; the Free Software Foundation
- # gives unlimited permission to copy and/or distribute it,
- # with or without modifications, as long as this notice is preserved.
- # AM_SANITY_CHECK
- # ---------------
- AC_DEFUN([AM_SANITY_CHECK],
- [AC_MSG_CHECKING([whether build environment is sane])
- # Reject unsafe characters in $srcdir or the absolute working directory
- # name. Accept space and tab only in the latter.
- am_lf='
- '
- case `pwd` in
- *[[\\\"\#\$\&\'\`$am_lf]]*)
- AC_MSG_ERROR([unsafe absolute working directory name]);;
- esac
- case $srcdir in
- *[[\\\"\#\$\&\'\`$am_lf\ \ ]]*)
- AC_MSG_ERROR([unsafe srcdir value: '$srcdir']);;
- esac
- AC_MSG_RESULT([yes])
- ])
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