swig generated java and python bindings

.travis.yml

@@ -63,6 +63,11 @@ install:
     # Download and install packages for linux/gcc/dynamic.
     - if [[ $LINUX && $GCC   && $DYNAMIC ]]; then sudo apt-get -qq install libssl-dev; fi
 
+    # Download and install SWIG for linux.
+    - if [[ $LINUX           ]]; then sudo apt-get install -qq swig; fi
+
+    # Download and install SWIG for OSX (How?).
+
 script:
 
     # Download and build libbitcoin-consensus and all dependencies.

Makefile.am

@@ -13,6 +13,8 @@ pkgconfig_DATA = libbitcoin-consensus.pc
 #
 ACLOCAL_AMFLAGS = -I m4
 
+BUILT_SOURCES =
+
 #
 # libraries
 #
@@ -26,14 +28,14 @@ src_libbitcoin_consensus_la_CPPFLAGS = \
 if WITH_SECP256K1
 src_libbitcoin_consensus_la_CPPFLAGS += \
     ${secp256k1_CFLAGS}
-    
+
 src_libbitcoin_consensus_la_LIBADD = \
     ${secp256k1_LIBS}
 else
 src_libbitcoin_consensus_la_CPPFLAGS += \
     ${ssl_CFLAGS} \
     ${crypto_CFLAGS}
-    
+
 src_libbitcoin_consensus_la_LIBADD = \
     ${ssl_LIBS} \
     ${crypto_LIBS}
@@ -71,6 +73,158 @@ src_libbitcoin_consensus_la_SOURCES += \
     src/ecwrapper.cpp
 endif
 
+#
+# bindings
+#
+if WITH_BINDINGS
+SWIG_SOURCES = \
+    bindings/consensus.i \
+    include/bitcoin/consensus/define.hpp \
+    include/bitcoin/consensus/export.hpp \
+    include/bitcoin/consensus/version.hpp
+
+#
+# java
+#
+if WITH_JAVA
+JAVA_BINDING_PATH_CPP_SRC=${srcdir}/${JAVA_BINDING_PATH_CPP}
+
+JAVA_BINDING_PATH_LANG_BUILD=${builddir}/${JAVA_BINDING_PATH_LANG}
+JAVA_BINDING_PATH_LANG_BUILD_PACKAGE=${JAVA_BINDING_PATH_LANG_BUILD}/${JAVA_BINDING_PACKAGE_PATH}
+JAVA_BINDING_PATH_LANG_SRC=${srcdir}/${JAVA_BINDING_PATH_LANG}
+JAVA_BINDING_PATH_LANG_SRC_PACKAGE=${JAVA_BINDING_PATH_LANG_SRC}/${JAVA_BINDING_PACKAGE_PATH}
+
+generated_java_sources = \
+    ${JAVA_BINDING_PATH_LANG_SRC_PACKAGE}/consensusConstants.java \
+    ${JAVA_BINDING_PATH_LANG_SRC_PACKAGE}/consensus.java \
+    ${JAVA_BINDING_PATH_LANG_SRC_PACKAGE}/consensusJNI.java \
+    ${JAVA_BINDING_PATH_LANG_SRC_PACKAGE}/SWIGTYPE_p_uint32_t.java \
+    ${JAVA_BINDING_PATH_LANG_SRC_PACKAGE}/SWIGTYPE_p_uint8_t.java \
+    ${JAVA_BINDING_PATH_LANG_SRC_PACKAGE}/verify_flags.java \
+    ${JAVA_BINDING_PATH_LANG_SRC_PACKAGE}/verify_result.java
+
+generated_java_classes = \
+    ${JAVA_BINDING_PATH_LANG_BUILD_PACKAGE}/consensusConstants.class \
+    ${JAVA_BINDING_PATH_LANG_BUILD_PACKAGE}/consensus.class \
+    ${JAVA_BINDING_PATH_LANG_BUILD_PACKAGE}/consensusJNI.class \
+    ${JAVA_BINDING_PATH_LANG_BUILD_PACKAGE}/SWIGTYPE_p_uint32_t.class \
+    ${JAVA_BINDING_PATH_LANG_BUILD_PACKAGE}/SWIGTYPE_p_uint8_t.class \
+    ${JAVA_BINDING_PATH_LANG_BUILD_PACKAGE}/verify_flags.class \
+    ${JAVA_BINDING_PATH_LANG_BUILD_PACKAGE}/verify_result.class
+
+generated_java_wrapper = \
+    ${JAVA_BINDING_PATH_CPP_SRC}/consensus_wrap.cpp
+
+# language specific
+classes_jarfile_name=libbitcoin-consensus.jar
+classes_jarfile = ${JAVA_BINDING_PATH_BASE}/${classes_jarfile_name}
+sources_jarfile_name=libbitcoin-consensus-sources.jar
+sources_jarfile = ${JAVA_BINDING_PATH_BASE}/${sources_jarfile_name}
+
+# c++ wrapper library
+lib_LTLIBRARIES += bindings/java/cpp/libbitcoin-consensus_jni.la
+
+bindings_java_cpp_libbitcoin_consensus_jni_la_SOURCES = \
+    bindings/java/cpp/consensus_wrap.cpp \
+    ${SWIG_SOURCES}
+
+bindings_java_cpp_libbitcoin_consensus_jni_la_CPPFLAGS = ${JAVA_BINDING_CFLAGS} \
+    -I${srcdir}/include
+
+bindings_java_cpp_libbitcoin_consensus_jni_la_LIBADD = ${JAVA_BINDING_LIBS} \
+    ${builddir}/src/libbitcoin-consensus.la
+
+# custom build rules
+${classes_jarfile}: ${generated_java_sources}
+	${MKDIR_P} ${JAVA_BINDING_PATH_LANG_BUILD_PACKAGE}
+	${JAVAC} -cp ${JAVA_BINDING_PATH_LANG_BUILD_PACKAGE} -d ${JAVA_BINDING_PATH_LANG_BUILD} ${generated_java_sources}
+	${JAR} cf ${JARFLAGS} ${builddir}/${classes_jarfile} -C ${JAVA_BINDING_PATH_LANG_BUILD} .
+
+${sources_jarfile}: ${generated_java_sources}
+	${MKDIR_P} ${JAVA_BINDING_PATH_LANG_BUILD_PACKAGE}
+	${JAR} cf ${JARFLAGS} ${builddir}/${sources_jarfile} -C ${JAVA_BINDING_PATH_LANG_SRC} .
+
+${generated_java_wrapper}: ${SWIG_SOURCES}
+	${MKDIR_P} ${JAVA_BINDING_PATH_CPP_SRC}
+	${MKDIR_P} ${JAVA_BINDING_PATH_LANG_SRC_PACKAGE}
+	${SWIG} ${SWIG_JAVA_ARGS} -outdir ${JAVA_BINDING_PATH_LANG_SRC_PACKAGE} -o $@ $<
+
+${generated_java_sources}: ${SWIG_SOURCES}
+	${MKDIR_P} ${JAVA_BINDING_PATH_CPP_SRC}
+	${MKDIR_P} ${JAVA_BINDING_PATH_LANG_SRC_PACKAGE}
+	${SWIG} ${SWIG_JAVA_ARGS} -outdir ${JAVA_BINDING_PATH_LANG_SRC_PACKAGE} -o ${generated_java_wrapper} $<
+
+# proxy to include jar generation on `make all`
+all-local: ${sources_jarfile} ${classes_jarfile}
+
+# cleanup
+java_binaries = \
+    ${builddir}/${classes_jarfile} \
+    ${builddir}/${sources_jarfile}
+
+CLEANFILES = \
+    ${java_binaries} \
+    ${generated_java_classes}
+
+# installation
+jardir=${datadir}/java
+
+install-data-local:
+	${MKDIR_P} "${DESTDIR}${jardir}"
+	${INSTALL_DATA} ${classes_jarfile} "${DESTDIR}${jardir}"
+
+uninstall-local:
+	rm -f "${DESTDIR}${jardir}/${classes_jarfile_name}"
+
+endif
+
+#
+# python
+#
+if WITH_PYTHON
+PYTHON_BINDING_PATH_CPP_SRC=${srcdir}/${PYTHON_BINDING_PATH_CPP}
+PYTHON_BINDING_PATH_LANG_SRC=${srcdir}/${PYTHON_BINDING_PATH_LANG}
+
+generated_python_sources = \
+    ${PYTHON_BINDING_PATH_LANG_SRC}/consensus.py
+
+generated_python_wrapper= \
+    ${PYTHON_BINDING_PATH_CPP_SRC}/consensus_wrap.cpp
+
+# language specific
+pkgpython_PYTHON = ${generated_python_sources}
+
+# c++ wrapper library
+pkgpyexec_LTLIBRARIES = bindings/python/cpp/_consensus.la
+
+bindings_python_cpp__consensus_la_SOURCES = \
+    bindings/python/cpp/consensus_wrap.cpp \
+    ${SWIG_SOURCES}
+
+bindings_python_cpp__consensus_la_CPPFLAGS = ${PYTHON_BINDING_CFLAGS} \
+    -I${srcdir}/include
+
+bindings_python_cpp__consensus_la_LDFLAGS = \
+    -module
+
+bindings_python_cpp__consensus_la_LIBADD = ${PYTHON_BINDING_LIBS} \
+    ${builddir}/src/libbitcoin-consensus.la
+
+# custom build rules
+${generated_python_wrapper}: ${SWIG_SOURCES}
+	${MKDIR_P} ${PYTHON_BINDING_PATH_CPP_SRC}
+	${MKDIR_P} ${PYTHON_BINDING_PATH_LANG_SRC}
+	${SWIG} ${SWIG_PYTHON_ARGS} -outdir ${PYTHON_BINDING_PATH_LANG_SRC} -o $@ $<
+
+${generated_python_sources}: ${SWIG_SOURCES}
+	${MKDIR_P} ${PYTHON_BINDING_PATH_CPP_SRC}
+	${MKDIR_P} ${PYTHON_BINDING_PATH_LANG_SRC}
+	${SWIG} ${SWIG_PYTHON_ARGS} -outdir ${PYTHON_BINDING_PATH_LANG_SRC} -o ${generated_python_wrapper} $<
+
+endif
+
+endif
+
 #
 # tests
 #
@@ -114,5 +268,5 @@ test_libbitcoin_consensus_test_SOURCES = \
     test/consensus__script_verify.cpp \
     test/consensus__verify_flags_to_script_flags.cpp \
     test/consensus__script_error_to_verify_result.cpp
-    
+
 endif

bindings/consensus.i

@@ -0,0 +1,7 @@
+%module consensus
+%{
+#include <bitcoin/consensus.hpp>
+%}
+%include "../include/bitcoin/consensus/define.hpp"
+%include "../include/bitcoin/consensus/version.hpp"
+%include "../include/bitcoin/consensus/export.hpp"