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#!/usr/bin/env python
import re
import glob
class Category:
def __init__(self, description):
self.description = description
self.params = []
def add_param(self, param):
self.params.append(param)
def format(self):
result = ".SH " + self.description.upper() + "\n"
for p in self.params:
result += ".TP\n"
result += p.format()
return result
categories = {
None: Category("General options"),
"video": Category("Display options"),
"demo": Category("Demo options"),
"net": Category("Networking options"),
"mod": Category("Dehacked and WAD merging"),
"compat": Category("Compatibility"),
}
class Parameter:
def __init__(self):
self.text = ""
self.name = ""
self.args = None
self.platform = None
self.category = None
def add_text(self, text):
if len(text) <= 0:
pass
elif text[0] == "@":
match = re.match('@(\S+)\s+(.*)', text)
if not match:
raise "Malformed option line: %s" % text
option_type = match.group(1)
data = match.group(2)
if option_type == "arg":
self.args = data
elif option_type == "platform":
self.platform = data
elif option_type == "category":
self.category = data
else:
raise "Unknown option type '%s'" % option_type
else:
self.text += text + " "
def format(self):
result = self.name
if self.args:
result += " " + self.args
result = '\\fB' + result + '\\fR'
result += "\n"
if self.platform:
result += "[%s only] " % self.platform
result += self.text + "\n"
return result
def process_file(file):
f = open(file)
try:
param = None
waiting_for_checkparm = False
for line in f:
line = line.rstrip()
# Currently reading a doc comment?
if param:
# End of doc comment
if not re.match('\s*//', line):
waiting_for_checkparm = True
# Waiting for the M_CheckParm call that contains the
# name of the parameter we are documenting?
if waiting_for_checkparm:
match = re.search('M_CheckParm\s*\(\s*"(.*?)"\s*\)', line)
if match:
# Found the name! Finished documenting this
# parameter.
param.name = match.group(1)
categories[param.category].add_param(param)
param = None
else:
# More documentation text
munged_line = re.sub('\s*\/\/\s*', '', line, 1)
munged_line = re.sub('\s*$', '', munged_line)
param.add_text(munged_line)
# Check for start of a doc comment
if re.search("//!", line):
param = Parameter()
waiting_for_checkparm = False
finally:
f.close()
def print_file_contents(file):
f = open(file)
try:
for line in f:
print line.rstrip()
finally:
f.close()
# Process all C source files.
files = glob.glob("../src/*.c")
for file in files:
process_file(file)
print_file_contents("header")
print categories[None].format()
for c in categories:
if c != None:
print categories[c].format()
print_file_contents("footer")
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