1 files changed, 55 insertions, 0 deletions
diff --git a/gr-digital/include/CMakeLists.txt b/gr-digital/include/CMakeLists.txt
index 9dab2471d..f863b2875 100644
--- a/gr-digital/include/CMakeLists.txt
+++ b/gr-digital/include/CMakeLists.txt
@@ -17,10 +17,65 @@
 # the Free Software Foundation, Inc., 51 Franklin Street,
 # Boston, MA 02110-1301, USA.
 
+
+########################################################################
+# generate helper scripts to expand templated files
+########################################################################
+include(GrPython)
+
+file(WRITE ${CMAKE_CURRENT_BINARY_DIR}/generate_helper.py "
+#!${PYTHON_EXECUTABLE}
+
+import sys, os, re
+sys.path.append('${GR_CORE_PYTHONPATH}')
+os.environ['srcdir'] = '${CMAKE_CURRENT_SOURCE_DIR}'
+os.chdir('${CMAKE_CURRENT_BINARY_DIR}')
+
+if __name__ == '__main__':
+    import build_utils
+    root, inp = sys.argv[1:3]
+    for sig in sys.argv[3:]:
+        name = re.sub ('X+', sig, root)
+        d = build_utils.standard_dict(name, sig, 'digital')
+        build_utils.expand_template(d, inp)
+
+")
+
+macro(expand_h root)
+  #make a list of all the generated files
+  unset(expanded_files_h)
+  foreach(sig ${ARGN})
+    string(REGEX REPLACE "X+" ${sig} name ${root})
+    list(APPEND expanded_files_h ${CMAKE_CURRENT_BINARY_DIR}/${name}.h)
+  endforeach(sig)
+  
+  #create a command to generate the files
+  add_custom_command(
+    OUTPUT ${expanded_files_h}
+    DEPENDS ${CMAKE_CURRENT_SOURCE_DIR}/${root}.h.t
+    COMMAND ${PYTHON_EXECUTABLE} ${PYTHON_DASH_B}
+    ${CMAKE_CURRENT_BINARY_DIR}/generate_helper.py
+    ${root} ${root}.h.t ${ARGN}
+    )
+
+  #install rules for the generated h files
+  list(APPEND generated_includes ${expanded_files_h})
+endmacro(expand_h)
+
+########################################################################
+# Invoke macro to generate various sources
+########################################################################
+expand_h(digital_chunks_to_symbols_XX         bf bc sf sc if ic)
+
+add_custom_target(digital_generated_includes DEPENDS
+    ${generated_includes}
+)
+
 ########################################################################
 # Install header files
 ########################################################################
 install(FILES
+    ${generated_includes}
     digital_api.h
     digital_impl_glfsr.h
     digital_impl_mpsk_snr_est.h