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#!/usr/bin/python3
# _*_ coding=utf-8 _*_
import argparse
import code
import fileinput
import json
import readline
from shutil import copy
import signal
import sys
from text import text
import datetime
def SigHandler_SIGINT(signum, frame):
print()
sys.exit(0)
def get_full_path(path, name):
if path[-1] == "/": return path + name
else: return path + "/" + name
class Argparser(object):
def __init__(self):
parser = argparse.ArgumentParser()
parser.add_argument("--targetname", type=str, help="main target name")
parser.add_argument("--outdir", type=str, help="path to output dir")
parser.add_argument("--structs", type=str, help="the structs json file")
parser.add_argument("--structsinclude", type=str, help="the path to the header that's going to be included by structs.h before structure declarations.")
parser.add_argument("--dbg", action="store_true", help="debug", default=False)
parser.add_argument("--datetime", action="store_true", help="print date and time in autogen files", default=False)
self.args = parser.parse_args()
def dupemake(path, main_name):
copy("./resources/makefile", path)
makefile_path = get_full_path(path, "makefile")
for line in fileinput.input(makefile_path, inplace=True):
if "XXX" in line:
line = line.replace("XXX", main_name)
sys.stdout.write(line)
class CodeGen(object):
def __init__(self, argparser):
self.argparser = argparser
self.struct_json = json.load(open(self.argparser.args.structs))
self.dnt = datetime.datetime.now().isoformat()
def init_hook(self):
pass
def init(self):
dupemake(self.argparser.args.outdir, self.argparser.args.targetname)
def gen_reader_funcs(self):
pass
def gen_struct_header(self):
struct_source = open(get_full_path(self.argparser.args.outdir, "structs.h"), "w")
struct_source_c = open(get_full_path(self.argparser.args.outdir, "structs.c"), "w")
struct_source_c.write('#include "structs.h"')
struct_source.write(text.pre_header_guard)
struct_source.write(text.autogen_warning)
if self.argparser.args.datetime: struct_source.write("// " + self.dnt + "\n")
struct_source.write(text.header_guard_begin.replace("XXX", "structs".upper()))
struct_source.write(text.header_inttype)
if self.argparser.args.structsinclude:
copy(self.argparser.args.structsinclude, self.argparser.args.outdir)
pos = self.argparser.args.structsinclude.rfind("/")
sub = self.argparser.args.structsinclude[pos+1:]
struct_source.write('#include "' + sub + '"\n')
for k,v in self.struct_json.items():
struct_name = k
field_names = v["field_name"]
field_typess = v["field_type"]
struct_source.write("typedef struct {\n")
for i, j in zip(field_names, field_typess):
struct_source.write("\t" + j + " " + i + ";\n")
struct_source.write("}" + struct_name + ";\n\n")
struct_source.write(text.pragma_endif)
struct_source.write(text.last_comment)
def run(self):
self.init()
self.init_hook()
self.gen_struct_header()
# write code here
def premain(argparser):
signal.signal(signal.SIGINT, SigHandler_SIGINT)
#here
codegen = CodeGen(argparser)
codegen.run()
def main():
argparser = Argparser()
if argparser.args.dbg:
try:
premain(argparser)
except Exception as e:
print(e.__doc__)
if e.message: print(e.message)
variables = globals().copy()
variables.update(locals())
shell = code.InteractiveConsole(variables)
shell.interact(banner="DEBUG REPL")
else:
premain(argparser)
if __name__ == "__main__":
main()
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