Ben Pfaff
148 lines
5.2 KiB
Plaintext
148 lines
5.2 KiB
Plaintext
# Copyright (c) 2008 The Board of Trustees of The Leland Stanford
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# Junior University
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#
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# We are making the OpenFlow specification and associated documentation
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# (Software) available for public use and benefit with the expectation
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# that others will use, modify and enhance the Software and contribute
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# those enhancements back to the community. However, since we would
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# like to make the Software available for broadest use, with as few
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# restrictions as possible permission is hereby granted, free of
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# charge, to any person obtaining a copy of this Software to deal in
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# the Software under the copyrights without restriction, including
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# without limitation the rights to use, copy, modify, merge, publish,
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# distribute, sublicense, and/or sell copies of the Software, and to
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# permit persons to whom the Software is furnished to do so, subject to
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# the following conditions:
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#
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# The above copyright notice and this permission notice shall be
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# included in all copies or substantial portions of the Software.
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#
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
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# BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
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# ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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# CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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# SOFTWARE.
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#
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# The name and trademarks of copyright holder(s) may NOT be used in
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# advertising or publicity pertaining to the Software or any
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# derivatives without specific, written prior permission.
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dnl OFP_CHECK_LINUX(OPTION, VERSION, VARIABLE, CONDITIONAL)
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dnl
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dnl Configure linux kernel source tree
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AC_DEFUN([OFP_CHECK_LINUX], [
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AC_ARG_WITH([$1],
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[AC_HELP_STRING([--with-$1=/path/to/linux-$3],
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[Specify the linux $3 kernel sources])],
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[path="$withval"], [path=])dnl
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if test -n "$path"; then
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path=`eval echo "$path"`
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AC_MSG_CHECKING([for $path directory])
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if test -d "$path"; then
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AC_MSG_RESULT([yes])
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$4=$path
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AC_SUBST($4)
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else
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AC_MSG_RESULT([no])
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AC_ERROR([source dir $path doesn't exist])
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fi
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AC_MSG_CHECKING([for $path kernel version])
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version=`grep '^PATCHLEVEL = ' "$path/Makefile" | sed 's/PATCHLEVEL = '//`
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AC_MSG_RESULT([2.$version])
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if test "2.$version" != '$3'; then
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AC_ERROR([Linux kernel source in $path is not version $3])
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fi
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if ! test -e "$path"/include/linux/version.h || \
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! test -e "$path"/include/linux/autoconf.h; then
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AC_MSG_ERROR([Linux kernel source in $path is not configured])
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fi
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fi
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AM_CONDITIONAL($5, test -n "$path")
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])
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dnl Checks for --enable-hw-tables and substitutes HW_TABLES to any
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dnl requested hardware table modules.
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AC_DEFUN([OFP_CHECK_HWTABLES],
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[AC_ARG_ENABLE(
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[hw-tables],
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[AC_HELP_STRING([--enable-hw-tables=MODULE...],
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[Configure and build the specified externally supplied
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hardware table support modules])])
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case "${enable_hw_tables}" in # (
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yes)
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AC_MSG_ERROR([--enable-hw-tables has a required argument])
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;; # (
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''|no)
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hw_tables=
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;; # (
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*)
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hw_tables=`echo "$enable_hw_tables" | sed 's/,/ /g'`
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;;
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esac
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for d in $hw_tables; do
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mk=datapath/hwtable_$d/Modules.mk
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if test ! -e $srcdir/$mk; then
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AC_MSG_ERROR([--enable-hw-tables=$d specified but $mk is missing])
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fi
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HW_TABLES="$HW_TABLES \$(top_srcdir)/$mk"
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done
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AC_SUBST(HW_TABLES)])
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dnl Checks for net/if_packet.h.
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AC_DEFUN([OFP_CHECK_IF_PACKET],
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[AC_CHECK_HEADER([net/if_packet.h],
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[HAVE_IF_PACKET=yes],
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[HAVE_IF_PACKET=no])
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AM_CONDITIONAL([HAVE_IF_PACKET], [test "$HAVE_IF_PACKET" = yes])
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if test "$HAVE_IF_PACKET" = yes; then
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AC_DEFINE([HAVE_IF_PACKET], [1],
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[Define to 1 if net/if_packet.h is available.])
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fi])
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dnl Enable OpenFlow extension submodule.
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AC_DEFUN([OFP_ENABLE_EXT],
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[AC_ARG_ENABLE([ext],
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AS_HELP_STRING([--enable-ext],
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[use OpenFlow extensions
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(default is yes if "ext" dir exists)]))
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case "${enable_ext}" in
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(yes)
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HAVE_EXT=yes
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;;
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(no)
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HAVE_EXT=no
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;;
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(*)
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if test -e "$srcdir/ext/configure"; then
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HAVE_EXT=yes
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else
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HAVE_EXT=no
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fi
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;;
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esac
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if test $HAVE_EXT = yes; then
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if test -e "$srcdir/ext/configure"; then
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:
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else
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AC_MSG_ERROR([cannot configure extensions without "ext" directory])
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fi
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AC_CONFIG_SUBDIRS([ext])
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AC_DEFINE([HAVE_EXT], [1],
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[Whether the OpenFlow extensions submodule is available])
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fi
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AC_SUBST([ofp_top_srcdir], ['$(top_srcdir)'])
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AM_CONDITIONAL([HAVE_EXT], [test $HAVE_EXT = yes])])
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dnl Checks for dpkg-buildpackage. If this is available then we check
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dnl that the Debian packaging is functional at "make distcheck" time.
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AC_DEFUN([OFP_CHECK_DPKG_BUILDPACKAGE],
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[AC_CHECK_PROG([HAVE_DPKG_BUILDPACKAGE], [dpkg-buildpackage], [yes], [no])
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AM_CONDITIONAL([HAVE_DPKG_BUILDPACKAGE],
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[test $HAVE_DPKG_BUILDPACKAGE = yes])])
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