integrated codes-configurator scripts into build system

scripts/Makefile.subdir

-#bin_SCRIPTS += scripts/codes_configurator.py
+my_bin_scripts = scripts/codes_configurator \
+			   scripts/codes_filter_configs \
+			   scripts/codes_config_get_vals
+
+bin_SCRIPTS += $(my_bin_scripts)
+EXTRA_DIST += $(my_bin_scripts)
+CLEANFILES += $(my_bin_scripts)
+
+# manual rules for now
+do_subst = sed -e 's![@]libdir[@]!$(libdir)!g'
+
+%: %.py.in Makefile
+	$(do_subst) < $< > $@
+	chmod +x $@
+
+# install hook for configurator utility lib
+# TODO: actually use the install program, use more of a 'standard' approach
+install-data-local:
+	cp $(top_srcdir)/scripts/configurator.py $(libdir)
+uninstall-local:
+	rm -f $(libdir)/configurator.py

scripts/codes_config_get_vals.py → scripts/codes_config_get_vals.py.in

 #!/usr/bin/python2.7
 import argparse
 import sys
+import os
+import imp
 from itertools import islice
 
-import configurator as conf
+# internal testing: import directly
+#import configurator as conf
+
+# internal testing: import directly
+#import configurator as conf
+
+# dynamically load from lib path
+def import_from(fname):
+    path,name = os.path.split(fname)
+    name,ext  = os.path.splitext(name) 
+
+    fmod, fname, data = imp.find_module(name, [path])
+    return imp.load_module(name,fmod,fname,data)
+
+conf = import_from("@libdir@/configurator.py")
 
 def main():
     args = parse_args()

scripts/codes_configurator.py → scripts/codes_configurator.py.in

@@ -2,7 +2,20 @@
 
 import os
 import argparse
-import configurator as conf
+import imp
+
+# internal testing: import directly
+#import configurator as conf
+
+# dynamically load from lib path
+def import_from(fname):
+    path,name = os.path.split(fname)
+    name,ext  = os.path.splitext(name) 
+
+    fmod, fname, data = imp.find_module(name, [path])
+    return imp.load_module(name,fmod,fname,data)
+
+conf = import_from("@libdir@/configurator.py")
 
 def main():
     args = parse_args()

scripts/codes_filter_configs.py → scripts/codes_filter_configs.py.in

 #!/usr/bin/python2.7
 
-import configurator as conf
 from sys import stdout
+import os
 import argparse
+import imp
+
+# internal testing: import directly
+#import configurator as conf
+
+# dynamically load from lib path
+def import_from(fname):
+    path,name = os.path.split(fname)
+    name,ext  = os.path.splitext(name) 
+
+    fmod, fname, data = imp.find_module(name, [path])
+    return imp.load_module(name,fmod,fname,data)
+
+conf = import_from("@libdir@/configurator.py")
 
 def main():
     args = parse_args()