codegen.py

changeset 933
f4c80d92e71e
child 941
f895379d7fab
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/codegen.py	Tue Mar 03 21:54:57 2015 +0200
@@ -0,0 +1,154 @@
+#
+#	Copyright 2015 Teemu Piippo
+#	All rights reserved.
+#
+#	Redistribution and use in source and binary forms, with or without
+#	modification, are permitted provided that the following conditions
+#	are met:
+#
+#	1. Redistributions of source code must retain the above copyright
+#	   notice, this list of conditions and the following disclaimer.
+#	2. Redistributions in binary form must reproduce the above copyright
+#	   notice, this list of conditions and the following disclaimer in the
+#	   documentation and/or other materials provided with the distribution.
+#	3. Neither the name of the copyright holder nor the names of its
+#	   contributors may be used to endorse or promote products derived from
+#	   this software without specific prior written permission.
+#
+#	THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+#	"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
+#	TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
+#	PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER
+#	OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+#	EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+#	PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+#	PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
+#	LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+#	NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+#	SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+#
+
+import md5
+import re
+import sys
+import os
+
+class OutputFile:
+	def __init__(self, filename):
+		self.filename = filename
+		try:
+			with open (self.filename, "r") as fp:
+				self.oldsum = fp.readline().replace ('\n', '').replace ('// ', '')
+		except IOError:
+			self.oldsum = ''
+
+		self.body = ''
+
+	def write(self, a):
+		self.body += a
+
+	def save(self):
+		checksum = md5.new (self.body).hexdigest()
+
+		if checksum == self.oldsum:
+			print '%s is up to date' % self.filename
+			return False
+
+		with open (self.filename, "w") as fp:
+			fp.write ('// %s\n' % checksum)
+			fp.write (self.body)
+			return True
+
+def prog_configaux():
+	class CfgEntry:
+		def __init__(self, type, name, defvalue):
+			self.type = type
+			self.name = name
+			self.defvalue = defvalue
+
+	if len (sys.argv) < 3:
+		print 'Usage: %s <output> <input1> [input2] [input3] ... [input-n]' % sys.argv[0]
+		quit(1)
+
+	f = OutputFile (sys.argv[1])
+	f.write ('#pragma once\n')
+
+	entries = []
+
+	for inputname in sys.argv[2:]:
+		fp = open (inputname, 'r')
+
+		for line in fp.readlines():
+			match = re.match (r'CFGENTRY\s*\(([^,]+),\s*([^,]+),\s*([^)]+)\)', line)
+			if match:
+				entries.append (CfgEntry (match.group (1), match.group (2), match.group (3)))
+
+	for e in entries:
+		f.write ('EXTERN_CFGENTRY (%s, %s)\n' % (e.type, e.name))
+
+	f.write ('\n')
+	f.write ('static void InitConfigurationEntry (class AbstractConfigEntry* entry);\n')
+	f.write ('static void SetupConfigurationLists()\n')
+	f.write ('{\n')
+
+	for e in entries:
+		f.write ('\tInitConfigurationEntry (new %sConfigEntry (&cfg::%s, \"%s\", %s));\n'
+			% (e.type, e.name, e.name, e.defvalue))
+
+	f.write ('}\n')
+
+	if f.save():
+		print 'Wrote configuration aux code to %s' % f.filename
+
+def prog_hginfo():
+	import subprocess
+	from datetime import datetime
+
+	if len (sys.argv) != 2:
+		print 'usage: %s <output>' % sys.argv[0]
+		quit (1)
+
+	f = OutputFile (sys.argv[1])
+	data = subprocess.check_output (['hg', 'log', '-r.', '--template',
+		'{node|short} {branch} {date|hgdate}']).replace ('\n', '').split (' ')
+
+	rev = data[0]
+	branch = data[1]
+	timestamp = int (data[2])
+	date = datetime.utcfromtimestamp (timestamp)
+	datestring = date.strftime ('%y%m%d-%H%M') if date.year >= 2000 else '000000-0000'
+
+	if len(rev) > 7:
+		rev = rev[0:7]
+
+	if subprocess.check_output (['hg', 'id', '-n']).replace ('\n', '')[-1] == '+':
+		rev += '+'
+
+	f.write ('#define HG_NODE "%s"\n' % rev)
+	f.write ('#define HG_BRANCH "%s"\n' % branch)
+	f.write ('#define HG_DATE_VERSION "%s"\n' % datestring)
+	f.write ('#define HG_DATE_STRING "%s"\n' % date.strftime ('%d %b %Y'))
+	f.write ('#define HG_DATE_TIME %d\n' % int (timestamp))
+	if f.save():
+		print '%s updated to %s' % (f.filename, rev)
+
+def main():
+	if len(sys.argv) < 2:
+		print 'You must give a program name'
+		quit(1)
+
+	progname = sys.argv[1]
+	sys.argv[0] = '%s %s' % (sys.argv[0], sys.argv[1])
+	sys.argv.pop (1)
+
+	impl = globals().copy()
+	impl.update (locals())
+	method = impl.get ('prog_' + progname)
+
+	if method:
+		method()
+	else:
+		print 'no such program %s' % progname
+
+if __name__ == '__main__':
+	main()
\ No newline at end of file

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