update r950

tools/python/Makefile

@@ -0,0 +1,11 @@
+#
+# Makefile
+
+.PHONY: sample clean
+TOOLS=eval_line.py
+
+sample: $(TOOLS) Makefile
+	python eval_line.py '#define PP_INC_$${line} $${line+1}' -r 255 -s 1 -o pp_inc.h --encoding utf-8-sig
+
+clean:
+	rm -rf pp_inc.h

tools/python/eval_line.py

@@ -1,14 +1,16 @@
+#!/usr/bin/env python
 #
 # eval_line.py
 #
-# Copyright (C) 2014, Takazumi Shirayanagi
+# Copyright (C) 2014-2015, Takazumi Shirayanagi
 # This software is released under the new BSD License,
 # see LICENSE
 #
 
 import sys
 import argparse
 import re
+import codecs
 
 from argparse import ArgumentParser
 
@@ -31,7 +33,6 @@ def parse_command_line():
 		'-r'
 		, '--repeat'
 		, action=EvalIntAction
-		, dest = 'repeat'
 		, nargs=1
 		, help = 'Set eval repeat count.'
 		, default = 1
@@ -40,28 +41,28 @@ def parse_command_line():
 		'-s'
 		, '--start'
 		, action=EvalIntAction
-		, dest = 'start'
 		, nargs=1
 		, help = 'Set eval repeat start no.'
 		, default = 0
 	)
 	parser.add_argument(
 		'-o'
 		, '--output'
-		, dest = 'output'
 		, help = 'output file path.'
 		, default = None
 	)
+	parser.add_argument(
+		'--encoding'
+		, help = 'output file encoding.'
+		, default = None
+	)
 	parser.add_argument(
 		'expression'
 		, metavar='EXP'
 		, help = 'eval expressions'
 		, nargs='+'
 	)
-	if len(sys.argv) <= 1:
-		parser.error('invalid number arguments')
-
-	options = parser.parse_args(sys.argv)
+	options = parser.parse_args()
 	return options
 
 def eval_line(r, define, line):
@@ -77,16 +78,19 @@ def eval_line(r, define, line):
 def main():
 	re_eval = re.compile(r'\${([^}]+)}')
 	options = parse_command_line()
-	define = options.expression[1]
-	for a in options.expression[2:]:
+	define = options.expression[0]
+	for a in options.expression[1:]:
 		define += ' ' + a
 
 	output = options.output
 	if output == None:
 		for line in range(options.repeat):
 			print eval_line(re_eval, define, line+options.start)
 	else:
-		file = open(output, 'w')
+		if options.encoding:
+			file = codecs.open(output, 'w', options.encoding)
+		else:
+			file = open(output, 'w')
 		for line in range(options.repeat):
 			file.write( eval_line(re_eval, define, line+options.start) )
 			file.write( '\n' )