Initial checkin for VOLK - Vector-Optimized Library of Kernels. This is a new SIMD library.

It currently stands by itself under the GNU Radio tree and can be used separately. We will integrate the build process into GNU Raio and start building off of its functionality over time.

1 files changed, 110 insertions, 0 deletions

diff --git a/volk/config/lv_configure.m4 b/volk/config/lv_configure.m4
new file mode 100644
index 000000000..fc6a0a567
--- /dev/null
+++ b/volk/config/lv_configure.m4
@@ -0,0 +1,110 @@
+dnl all this stuff taken and modified from GNURADIO!
+dnl
+dnl LV_CONFIGURE
+dnl
+dnl Handles the bulk of the configure.ac work for an out-of-tree build
+dnl
+dnl You must invoke:
+dnl
+dnl   AC_INIT(package_name,version)
+dnl   AC_PREREQ(2.57)
+dnl   AC_CONFIG_AUX_DIR([.])	
+dnl
+dnl in configure.ac before LV_CONFIGURE
+dnl
+dnl
+dnl N.B., this is an m4_define because if it were an AC_DEFUN it would
+dnl get called too late to be useful.
+
+m4_define([LV_CONFIGURE],
+[
+
+  AC_CONFIG_SRCDIR([config/lv_configure.m4])
+  AC_CONFIG_AUX_DIR([.])	
+  AM_CONFIG_HEADER(config.h)
+
+  AC_CANONICAL_BUILD
+  AC_CANONICAL_HOST
+  AC_CANONICAL_TARGET
+
+  AM_INIT_AUTOMAKE(libvector,0.0svn)
+
+  LF_CONFIGURE_CC
+  LF_CONFIGURE_CXX
+  GR_LIB64		dnl check for lib64 suffix after choosing compilers
+
+  LV_GCC_VERSION_WORKAROUND
+  dnl add ${prefix}/lib${gr_libdir_suffix}/pkgconfig to the head of the PKG_CONFIG_PATH
+  if test x${PKG_CONFIG_PATH} = x; then
+      PKG_CONFIG_PATH=${prefix}/lib${gr_libdir_suffix}/pkgconfig
+  else
+      PKG_CONFIG_PATH=${prefix}/lib${gr_libdir_suffix}/pkgconfig:${PKG_CONFIG_PATH}
+  fi
+  export PKG_CONFIG_PATH
+
+  LF_SET_WARNINGS
+dnl  GR_SET_GPROF
+dnl  GR_SET_PROF
+  AM_PROG_AS
+  AC_PROG_LN_S
+  AC_PROG_MAKE_SET
+  AC_PROG_INSTALL
+  AC_PATH_PROG([RM_PROG], [rm])
+
+  AC_LIBTOOL_WIN32_DLL
+  AC_ENABLE_SHARED	dnl do build shared libraries... important for qa
+  AC_DISABLE_STATIC	dnl don't build static libraries... important for qa
+  m4_ifdef([LT_INIT],[LT_INIT],[AC_PROG_LIBTOOL])
+  dnl GR_FORTRAN
+
+  GR_NO_UNDEFINED	dnl do we need the -no-undefined linker flag
+dnl  GR_SCRIPTING		dnl Locate python, SWIG, etc
+
+dnl  AC_ARG_WITH([python],
+dnl    AC_HELP_STRING([--with-python], [Should we use python? [[default=yes]]]),
+dnl    [case "$with_python" in
+dnl      (no | yes) ;;
+dnl      (*) AC_MSG_ERROR([Invalid argument ($with_python) to --with-python]) ;;
+dnl     esac],
+dnl    [with_python=yes])
+
+dnl  AM_CONDITIONAL([USE_PYTHON], [test "$with_python" = yes])
+
+
+  dnl Set the c++ compiler that we use for the build system when cross compiling
+  if test "x$CXX_FOR_BUILD" = x
+  then
+    CXX_FOR_BUILD=${CXX}
+  fi
+  AC_SUBST(CXX_FOR_BUILD)
+
+  dnl Checks for header files.
+  AC_HEADER_STDC
+
+  dnl Checks for typedefs, structures, and compiler characteristics.
+  AC_C_CONST
+  AC_C_INLINE
+  AC_TYPE_SIZE_T
+  AC_HEADER_TIME
+  AC_C_BIGENDIAN
+
+  dnl Check for Mingw support
+  GR_PWIN32
+  GR_LIBGNURADIO_CORE_EXTRA_LDFLAGS
+  
+  LDFLAGS="$LDFLAGS $LIBGNURADIO_CORE_EXTRA_LDFLAGS"
+
+  AC_CHECK_PROG([XMLTO],[xmlto],[yes],[])
+  AM_CONDITIONAL([HAS_XMLTO], [test x$XMLTO = xyes])
+
+  dnl Define where to look for cppunit includes and libs
+  dnl sets CPPUNIT_CFLAGS and CPPUNIT_LIBS
+  dnl Try using pkg-config first, then fall back to cppunit-config.
+  PKG_CHECK_EXISTS(cppunit,
+    [PKG_CHECK_MODULES(CPPUNIT, cppunit >= 1.9.14)],
+    [AM_PATH_CPPUNIT([1.9.14],[],
+		     [AC_MSG_ERROR([LIBVECTOR requires cppunit.  Stop])])])
+
+dnl  PKG_CHECK_MODULES(GNURADIO_CORE, gnuradio-core >= 3)
+dnl  LIBS="$LIBS $GNURADIO_CORE_LIBS"
+])