qahw: Add binder support for Audio HAL

- Bring in a new cpp source file which HAL clients talk to
- This code in turn makes the binder proxy/clients side calls
- The binder server calls into the existing qahw.c

Change-Id: I45625bcb2d8a2eb858c68d24f0cad3202d754244
diff --git a/qahw/configure.ac b/qahw/configure.ac
new file mode 100644
index 0000000..c87447e
--- /dev/null
+++ b/qahw/configure.ac
@@ -0,0 +1,36 @@
+#                                               -*- Autoconf -*-
+# configure.ac -- Autoconf script for halinterface
+#
+
+# Process this file with autoconf to produce a configure script.
+
+# Requires autoconf tool later than 2.61
+AC_PREREQ([2.69])
+# Initialize the audiohalwrapper-interface package version 1.0.0
+AC_INIT(audiohalwrapperinterface,1.0.0)
+# Does not strictly follow GNU Coding standards
+AM_INIT_AUTOMAKE([foreign])
+# Disables auto rebuilding of configure, Makefile.ins
+#AM_MAINTAINER_MODE
+# defines some macros variable to be included by source
+AC_CONFIG_HEADERS([config.h])
+# defines some macros variable to be included by source
+AC_CONFIG_MACRO_DIR([m4])
+
+# Checks for programs.
+AC_PROG_CC
+AM_PROG_CC_C_O
+AC_PROG_CXX
+AC_PROG_LIBTOOL
+AC_PROG_AWK
+AC_PROG_CPP
+AC_PROG_INSTALL
+AC_PROG_LN_S
+AC_PROG_MAKE_SET
+PKG_PROG_PKG_CONFIG
+
+AC_CONFIG_FILES([ \
+        Makefile
+        ])
+
+AC_OUTPUT