Extract libusrp, adjust to be buildable standalone

* $ git \
    filter-branch \
    --prune-empty \
    --tree-filter \
    'find \! -path "./usrp/*" -a -type f -delete' \
    HEAD
* Craft custom configure.ac
* Update m4 macros
* Small fixes here and there

The code in doc/, firmware/ and host/swig does _not_ build at the
moment, due to m4 macros not being adhered and is disabled therefore.

1 files changed, 95 insertions, 0 deletions

diff --git a/configure.ac b/configure.ac
new file mode 100644
index 0000000..f923786
--- /dev/null
+++ b/configure.ac
@@ -0,0 +1,95 @@
+AC_INIT([libusrp], [3.4.2])
+AM_INIT_AUTOMAKE([foreign subdir-objects silent-rules])
+AM_SILENT_RULES([yes])
+
+AC_CONFIG_MACRO_DIRS([m4])
+
+AC_PROG_CXX
+
+LT_INIT([pic-only disable-static])
+
+PKG_CHECK_MODULES([USB], [libusb-1.0])
+
+AX_BOOST_BASE([1.37], [true], [AC_MSG_ERROR([boost is required, bailing out])])
+
+AX_BOOST_THREAD
+CXXFLAGS="$CXXFLAGS $BOOST_CXXFLAGS"       dnl often picks up a -pthread or something similar
+CFLAGS="$CFLAGS $BOOST_CXXFLAGS"           dnl often picks up a -pthread or something similar
+
+dnl
+dnl all the rest of these call AC_SUBST(BOOST_<foo>_LIB) and define HAVE_BOOST_<foo>
+dnl
+AX_BOOST_DATE_TIME
+AX_BOOST_FILESYSTEM
+dnl AX_BOOST_IOSTREAMS
+AX_BOOST_PROGRAM_OPTIONS
+dnl AX_BOOST_REGEX
+dnl AX_BOOST_SERIALIZATION
+dnl AX_BOOST_SIGNALS
+AX_BOOST_SYSTEM
+dnl AX_BOOST_TEST_EXEC_MONITOR
+dnl AX_BOOST_UNIT_TEST_FRAMEWORK
+dnl AX_BOOST_WSERIALIZATION
+
+# Allow user to choose whether to generate SWIG/Python 
+# Default is enabled
+AC_ARG_ENABLE([python],
+  [AS_HELP_STRING([--enable-python],
+    [generate SWIG/Python components (default is yes)])],
+  [case "${enableval}" in
+     yes) enable_python=yes ;;
+     no) enable_python=no ;;
+     *) AC_MSG_ERROR([bad value ${enableval} for --enable-python]) ;;
+   esac],
+  [enable_python=no]
+)
+
+# Allow user to choose whether to generate SWIG/Guile
+# Default is disabled
+AC_ARG_ENABLE([guile],
+  [AS_HELP_STRING([--enable-guile],
+    [generate SWIG/Guile components (default is no)])],
+  [case "${enableval}" in
+     yes) enable_guile=yes ;;
+     no) enable_guile=no ;;
+     *) AC_MSG_ERROR([bad value ${enableval} for --enable-guile]) ;;
+   esac],
+  [enable_guile=no]
+)
+
+AM_PATH_PYTHON
+
+AM_CONDITIONAL([PYTHON], [test x$enable_python = xyes])
+AM_CONDITIONAL([GUILE], [test x$enable_guile = xyes])
+
+AC_CHECK_PROG([XMLTO],[xmlto],[yes],[])
+AM_CONDITIONAL([HAS_XMLTO], [test x$XMLTO = xyes])
+
+AC_CONFIG_FILES([
+  Makefile
+  usrp.pc
+  usrp.iss
+  doc/Doxyfile
+  doc/Makefile
+  doc/other/Makefile
+  host/Makefile
+  host/include/Makefile
+  host/include/usrp/Makefile
+  host/include/usrp/libusb_types.h
+  host/misc/Makefile
+  host/lib/Makefile
+  host/lib/std_paths.h
+  host/swig/Makefile
+  host/apps/Makefile
+  firmware/Makefile
+  firmware/include/Makefile
+  firmware/lib/Makefile
+  firmware/src/Makefile
+  firmware/src/common/Makefile
+  firmware/src/usrp2/Makefile
+  fpga/Makefile
+  fpga/rbf/Makefile
+  fpga/rbf/rev2/Makefile
+  fpga/rbf/rev4/Makefile
+])
+AC_OUTPUT