dnl
dnl Operating system stuff for CUPS.
dnl
dnl Copyright 2007-2017 by Apple Inc.
dnl Copyright 1997-2006 by Easy Software Products, all rights reserved.
dnl
dnl These coded instructions, statements, and computer programs are the
dnl property of Apple Inc. and are protected by Federal copyright
dnl law. Distribution and use rights are outlined in the file "LICENSE.txt"
dnl which should have been included with this file. If this file is
dnl missing or damaged, see the license at "http://www.cups.org/".
dnl
dnl Get the build and host platforms and split the host_os value
AC_CANONICAL_BUILD
AC_CANONICAL_HOST
[host_os_name=`echo $host_os | sed -e '1,$s/[0-9.]*$//g'`]
[host_os_version=`echo $host_os | sed -e '1,$s/^[^0-9.]*//g' | awk -F. '{print $1 $2}'`]
# Linux often does not yield an OS version we can use...
if test "x$host_os_version" = x; then
host_os_version="0"
fi
if test "$host_os_name" = darwin -a $host_os_version -lt 120; then
AC_MSG_ERROR([Sorry, this version of CUPS requires macOS 10.8 or higher.])
fi
dnl Determine whether we are cross-compiling...
if test "$build" = "$host"; then
# No, build local targets
LOCALTARGET="local"
else
# Yes, don't build local targets
LOCALTARGET=""
fi
AC_SUBST(LOCALTARGET)