X-Git-Url: http://sigrok.org/gitweb/?a=blobdiff_plain;f=configure.ac;h=cf7e8dc294277c3f96ba8cec38792a97f78ef513;hb=6223feeb8ed6f6e525c85f3023195d99dfa1589f;hp=aa79dca49c12b814a88b1b565e87cb94b16e38a0;hpb=c23c8659b8f8c4ca60bf59f6afd12bde7a0b2383;p=libsigrok.git

diff --git a/configure.ac b/configure.ac
index aa79dca4..cf7e8dc2 100644
--- a/configure.ac
+++ b/configure.ac
@@ -156,19 +156,65 @@ AC_ARG_ENABLE(libusb,
 
 # Language binding '--enable' options
 
-AC_ARG_ENABLE(c++,
+AC_ARG_ENABLE(bindings,
+	AC_HELP_STRING([--enable-bindings],
+	[build language bindings [default=yes]]),
+	[BINDINGS_ALL="$enableval"], [BINDINGS_ALL="yes"])
+
+AC_ARG_ENABLE(cxx,
 	AC_HELP_STRING([--enable-cxx],
 	[build C++ bindings [default=yes]]),
-	[BINDINGS_CXX="$enableval"], [BINDINGS_CXX="yes"])
+	[BINDINGS_CXX="$enableval"], [BINDINGS_CXX=$BINDINGS_ALL])
+
+AC_ARG_ENABLE(python,
+	AC_HELP_STRING([--enable-python],
+	[build Python bindings [default=yes]]),
+	[BINDINGS_PYTHON="$enableval"], [BINDINGS_PYTHON=$BINDINGS_ALL])
+
+AC_ARG_ENABLE(java,
+	AC_HELP_STRING([--enable-java],
+	[build Java bindings [default=yes]]),
+	[BINDINGS_JAVA="$enableval"], [BINDINGS_JAVA=$BINDINGS_ALL])
 
 # Check if the C++ compiler supports the C++11 standard.
 
-AX_CXX_COMPILE_STDCXX_11(,[optional])
+m4_ifdef([AX_CXX_COMPILE_STDCXX_11], [AX_CXX_COMPILE_STDCXX_11(,[optional])],
+	[AC_MSG_NOTICE([Missing macro m4_toupper(aX_CXX_COMPILE_STDCXX_11), no C++11 check])])
 
 if test "x$HAVE_CXX11" != "x1"; then
 	BINDINGS_CXX="no"
 fi
 
+# The C++ bindings use gccxml to parse libsigrok symbols.
+AC_CHECK_PROG([HAVE_GCCXML], [gccxml], [yes])
+if test "x$HAVE_GCCXML" != "xyes"; then
+	BINDINGS_CXX="no"
+fi
+
+# Python is needed for the C++ (and Python) bindings.
+PKG_CHECK_MODULES([python], [python3 >= 2.7],
+        [CXXFLAGS="$CXXFLAGS $python_CFLAGS";
+        CXXLIBS="$CXXLIBS $python_LIBS"],
+		[BINDINGS_CXX="no"])
+
+# The C++ bindings need the pygccxml Python module.
+m4_ifdef([AX_PYTHON_MODULE], [AX_PYTHON_MODULE([pygccxml])],
+	# We'll let it go through even if the macro wasn't found, the python
+	# module may still be there.
+	[HAVE_PYTHON_PYGCCXML="yes";
+		AC_MSG_NOTICE([Missing macro m4_toupper(aX_PYTHON_MODULE), no pygccxml check])]
+)
+if test "x$HAVE_PYMOD_PYGCCXML" != "xyes"; then
+	BINDINGS_CXX="no"
+fi
+
+# Python and Java bindings depend on C++ bindings.
+
+if test "x$BINDINGS_CXX" != "xyes"; then
+	BINDINGS_PYTHON="no"
+	BINDINGS_JAVA="no"
+fi
+
 # Checks for libraries.
 
 case "$host" in
@@ -323,6 +369,16 @@ PKG_CHECK_MODULES([glibmm], [glibmm-2.4 >= 2.32.0],
 	[CXXFLAGS="$CXXFLAGS $glibmm_CFLAGS";
 	CXXLIBS="$CXXLIBS $glibmm_LIBS"], [BINDINGS_CXX="no"])
 
+# PyGObject is needed for the Python bindings.
+PKG_CHECK_MODULES([pygobject], [pygobject-3.0],
+        [CXXFLAGS="$CXXFLAGS $pygobject_CFLAGS";
+        CXXLIBS="$CXXLIBS $pygobject_LIBS";
+	PKG_CHECK_MODULES([pygobject_3_7_91], [pygobject-3.0 >= 3.7.91],
+		[pyg_flags_signed=0], [pyg_flags_signed=1]);
+	AC_DEFINE_UNQUOTED(PYGOBJECT_FLAGS_SIGNED, [$pyg_flags_signed],
+		[Whether last argument to pyg_flags_get_value() is signed])],
+	[BINDINGS_PYTHON="no"])
+
 # The Check unit testing framework is optional. Disable if not found.
 PKG_CHECK_MODULES([check], [check >= 0.9.4],
 	[have_check="yes"], [have_check="no"])
@@ -341,6 +397,20 @@ AC_SUBST(SR_PKGLIBS)
 CFLAGS="$CFLAGS -I./include/libsigrok $LIB_CFLAGS"
 CXXFLAGS="$CXXFLAGS -I./include -I./bindings/cxx/include $LIB_CFLAGS"
 
+# Find Java compiler and JNI includes for Java bindings.
+
+AC_CHECK_PROG([HAVE_JAVAC], [javac], [yes], [no])
+
+if test "x$HAVE_JAVAC" = "xyes"; then
+	AX_PROG_JAVAC
+	AX_JNI_INCLUDE_DIR
+	for JNI_INCLUDE_DIR in $JNI_INCLUDE_DIRS; do
+		CXXFLAGS="$CXXFLAGS -I$JNI_INCLUDE_DIR"
+	done
+else
+	BINDINGS_JAVA="no"
+fi
+
 # Now set AM_CONDITIONALs and AC_DEFINEs for the enabled/disabled drivers.
 
 AM_CONDITIONAL(HW_AGILENT_DMM, test x$HW_AGILENT_DMM = xyes)
@@ -530,6 +600,10 @@ fi
 
 AM_CONDITIONAL(BINDINGS_CXX, test x$BINDINGS_CXX = xyes)
 
+AM_CONDITIONAL(BINDINGS_PYTHON, test x$BINDINGS_PYTHON = xyes)
+
+AM_CONDITIONAL(BINDINGS_JAVA, test x$BINDINGS_JAVA = xyes)
+
 # Checks for header files.
 # These are already checked: inttypes.h stdint.h stdlib.h string.h unistd.h.
 
@@ -585,4 +659,6 @@ echo -e "\nEnabled hardware drivers:\n${driver_summary}"
 
 echo -e "\nEnabled language bindings:\n"
 echo "  - C++............................. $BINDINGS_CXX"
+echo "  - Python.......................... $BINDINGS_PYTHON"
+echo "  - Java............................ $BINDINGS_JAVA"
 echo