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Diffstat (limited to 'config/gr_swig.m4')
| -rw-r--r-- | config/gr_swig.m4 | 85 |
1 files changed, 85 insertions, 0 deletions
diff --git a/config/gr_swig.m4 b/config/gr_swig.m4 new file mode 100644 index 0000000..cdb2805 --- /dev/null +++ b/config/gr_swig.m4 @@ -0,0 +1,85 @@ +dnl +dnl Copyright 2003 Free Software Foundation, Inc. +dnl +dnl This file is part of GNU Radio +dnl +dnl GNU Radio is free software; you can redistribute it and/or modify +dnl it under the terms of the GNU General Public License as published by +dnl the Free Software Foundation; either version 3, or (at your option) +dnl any later version. +dnl +dnl GNU Radio is distributed in the hope that it will be useful, +dnl but WITHOUT ANY WARRANTY; without even the implied warranty of +dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +dnl GNU General Public License for more details. +dnl +dnl You should have received a copy of the GNU General Public License +dnl along with GNU Radio; see the file COPYING. If not, write to +dnl the Free Software Foundation, Inc., 51 Franklin Street, +dnl Boston, MA 02110-1301, USA. +dnl + +# SWIG_PROG([required-version]) +# +# Checks for the SWIG program. If found you can (and should) call SWIG via $(SWIG). +# You can use the optional first argument to check if the version of the available SWIG +# is greater or equal to the value of the argument. It should have the format: +# N[.N[.N]] (N is a number between 0 and 999. Only the first N is mandatory.) +AC_DEFUN([SWIG_PROG],[ + AC_REQUIRE([AC_PROG_MAKE_SET]) + AC_CHECK_PROG(SWIG,swig,[`which swig`]) + if test -z "$SWIG" ; then + AC_MSG_ERROR([Cannot find 'swig' program. SWIG version >= $1 required]) + SWIG=false + elif test -n "$1" ; then + AC_MSG_CHECKING([for SWIG version]) + swig_version=`$SWIG -version 2>&1 | \ + awk '/^SWIG Version [[0-9]+\.[0-9]+\.[0-9]]+.*$/ { split($[3],a,"[[^.0-9]]"); print a[[1]] }'` + AC_MSG_RESULT([$swig_version]) + if test -n "$swig_version" ; then + swig_version=`echo $swig_version | \ + awk '{ split($[1],a,"\."); print [a[1]*1000000+a[2]*1000+a[3]] }' 2>/dev/null` + swig_required_version=`echo $1 | \ + awk '{ split($[1],a,"\."); print [a[1]*1000000+a[2]*1000+a[3]] }' 2>/dev/null` + if test $swig_required_version -gt $swig_version ; then + AC_MSG_ERROR([SWIG version >= $1 required]) + fi + else + AC_MSG_ERROR([cannot determine SWIG version]) + fi + fi +]) + +# SWIG_ENABLE_CXX() +# +# Enable swig C++ support. This effects all invocations of $(SWIG). +AC_DEFUN([SWIG_ENABLE_CXX],[ + AC_REQUIRE([SWIG_PROG]) + AC_REQUIRE([AC_PROG_CXX]) + if test "$SWIG" != "false" ; then + SWIG="$SWIG -c++" + fi +]) + +# SWIG_PYTHON([use-shadow-classes]) +# +# Checks for Python and provides the $(SWIG_PYTHON_CPPFLAGS), +# $(SWIG_PYTHON_LIB) and $(SWIG_PYTHON_OPT) output variables. +# $(SWIG_PYTHON_OPT) contains all necessary swig options to generate +# code for Python. If you need multi module support use +# $(SWIG_PYTHON_LIB) (provided by the SWIG_MULTI_MODULE_SUPPORT() +# macro) to link against the appropriate library. It contains the +# SWIG Python runtime library that is needed by the type check system +# for example. + +AC_DEFUN([SWIG_PYTHON],[ + AC_REQUIRE([SWIG_PROG]) + AC_REQUIRE([PYTHON_DEVEL]) + if test "$SWIG" != "false" ; then + AC_SUBST(SWIG_PYTHON_LIB,[-lswigpy]) +dnl test ! "x$1" = "xno" && swig_shadow=" -shadow" || swig_shadow="" +dnl AC_SUBST(SWIG_PYTHON_OPT,[-python$swig_shadow]) + AC_SUBST(SWIG_PYTHON_OPT,[-python]) + fi + AC_SUBST(SWIG_PYTHON_CPPFLAGS,[$PYTHON_CPPFLAGS]) +]) |