Merged r10554:10595 from michaelld/am_swig_4 into trunk. Major overhaul of SWIG usage in build system, also fixes ticket:130. Trunk passes distcheck.

git-svn-id: http://gnuradio.org/svn/gnuradio/trunk@10596 221aa14e-8319-0410-a670-987f0aec2ac5

1 files changed, 117 insertions, 0 deletions

diff --git a/Makefile.swig b/Makefile.swig
new file mode 100644
index 000000000..9e14835e5
--- /dev/null
+++ b/Makefile.swig
@@ -0,0 +1,117 @@
+# -*- Makefile -*-
+#
+# Copyright 2009 Free Software Foundation, Inc.
+# 
+# This file is part of GNU Radio
+# 
+# GNU Radio is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 3, or (at your option)
+# any later version.
+# 
+# GNU Radio is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+# 
+# You should have received a copy of the GNU General Public License
+# along with GNU Radio; see the file COPYING.  If not, write to
+# the Free Software Foundation, Inc., 51 Franklin Street,
+# Boston, MA 02110-1301, USA.
+# 
+
+## This makefile should be included using 
+##     include $(top_srcdir)/Makefile.swig
+## in Makefile.am's which require SWIG wrapping / compilation.
+## For just installing .i files, this Makefile is not required.
+
+## swig flags
+## -w511 turns off keyword argument warning
+## "-outdir $(builddir)" writes all generated output files to
+##   the local builddir (which should always be '.')
+##   In some older autotools, $(builddir) is not defined, so
+##   just use '.' instead.
+
+SWIG_PYTHON_FLAGS =	\
+	-fvirtual	\
+	-python		\
+	-modern		\
+	-keyword	\
+	-w511		\
+	-outdir .
+
+## standard swig flags used by most components
+
+STD_SWIG_PYTHON_ARGS =				\
+	$(SWIG_PYTHON_FLAGS)			\
+	$(STD_DEFINES_AND_INCLUDES)		\
+	$(WITH_SWIG_INCLUDES)			\
+	$(WITH_INCLUDES)
+
+## standard SWIG LD flags for library creation
+
+STD_SWIG_LA_LD_FLAGS =		\
+	$(PYTHON_LDFLAGS)	\
+	-module			\
+	-avoid-version		\
+	$(NO_UNDEFINED)
+
+## standard SWIG library additions for library creation
+
+STD_SWIG_LA_LIB_ADD =  		\
+	-lstdc++
+
+## standard SWIG CXXFLAGS
+## This allows for code to be compiled with "-O1" instead of "-g -O2"
+## for some systems, avoiding some optimization issues.
+
+STD_SWIG_CXX_FLAGS = @swig_CXXFLAGS@
+
+## SWIG suffix for automake to know about
+
+SUFFIXES = .i
+
+## Create $(srcdir)/Makefile.swig.gen, containing all of the rules
+## for running SWIG to generate or re-generate outputs.  SWIG file
+## names are to be defined in TOP_SWIG_IFILES, and must include the
+## full path to the file and full filename including extension.  This
+## Makefile addition will be made only if either it does not exist or
+## if the top-level template has been modified.
+
+generate-makefile-swig $(srcdir)/Makefile.swig.gen: $(top_srcdir)/Makefile.swig.gen.t
+## recreate $(srcdir)/Makefile.swig.gen only if ...
+	@do_recreate=0; \
+	if test -f $(srcdir)/Makefile.swig.gen; then \
+## the file exists and can be removed; or ...
+		if $(RM) $(srcdir)/Makefile.swig.gen 2>/dev/null; then \
+			if touch $(srcdir)/Makefile.swig.gen 2>/dev/null; then \
+				do_recreate=1; \
+			fi; \
+		fi; \
+	else \
+## the file doesn't exist, but can be created (e.g., by touching it).
+		if touch $(srcdir)/Makefile.swig.gen 2>/dev/null; then \
+			do_recreate=1; \
+		fi; \
+	fi; \
+	if test "$$do_recreate" == "1"; then \
+		echo "Regenerating $(srcdir)/Makefile.swig.gen"; \
+		for TFILE in $(TOP_SWIG_IFILES); do \
+## retrieve just the filename, without path or extension
+			TNAME=`python -c "import os.path as op; (dN, fN) = op.split ('$$TFILE'); (fbN, fE) = op.splitext (fN); print fbN;"`; \
+## Replace the @-named strings in the template Makefile for SWIG.
+			$(SED) -e 's|@NAME@|'$$TNAME'|g;' < $(top_srcdir)/Makefile.swig.gen.t >> $(srcdir)/Makefile.swig.gen; \
+			echo "" >> $(srcdir)/Makefile.swig.gen; \
+		done; \
+	else \
+		echo "Cannot recreate $(srcdir)/Makefile.swig.gen because the directory or file is write-protected."; \
+		exit -1; \
+	fi;
+
+swig_built_sources =
+
+## include the built Makefile.swig.gen, always the one from the
+## srcdir; this must be included as the last item, because it depends
+## on variables defined above.
+
+include $(srcdir)/Makefile.swig.gen