kopia lustrzana https://github.com/micropython/micropython
82 wiersze
2.5 KiB
Python
Executable File
82 wiersze
2.5 KiB
Python
Executable File
#!/usr/bin/env python
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#
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# Takes a directory of files and zips them up (as uncompressed files).
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# This then gets converted into a C data structure which can be read
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# like a filesystem at runtime.
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#
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# This is somewhat like frozen modules in python, but allows arbitrary files
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# to be used.
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from __future__ import print_function
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import argparse
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import os
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import subprocess
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import sys
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import types
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def create_zip(zip_filename, zip_dir):
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abs_zip_filename = os.path.abspath(zip_filename)
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save_cwd = os.getcwd()
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os.chdir(zip_dir)
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if os.path.exists(abs_zip_filename):
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os.remove(abs_zip_filename)
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subprocess.check_call(["zip", "-0", "-r", "-D", abs_zip_filename, "."])
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os.chdir(save_cwd)
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def create_c_from_file(c_filename, zip_filename):
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with open(zip_filename, "rb") as zip_file:
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with open(c_filename, "wb") as c_file:
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print("#include <stdint.h>", file=c_file)
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print("", file=c_file)
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print("const uint8_t memzip_data[] = {", file=c_file)
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while True:
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buf = zip_file.read(16)
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if not buf:
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break
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print(" ", end="", file=c_file)
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for byte in buf:
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if isinstance(byte, types.StringType):
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print(" 0x{:02x},".format(ord(byte)), end="", file=c_file)
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else:
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print(" 0x{:02x},".format(byte), end="", file=c_file)
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print("", file=c_file)
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print("};", file=c_file)
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def main():
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parser = argparse.ArgumentParser(
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prog="make-memzip.py",
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usage="%(prog)s [options] [command]",
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description="Generates a C source memzip file.",
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)
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parser.add_argument(
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"-z",
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"--zip-file",
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dest="zip_filename",
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help="Specifies the name of the created zip file.",
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default="memzip_files.zip",
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)
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parser.add_argument(
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"-c",
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"--c-file",
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dest="c_filename",
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help="Specifies the name of the created C source file.",
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default="memzip_files.c",
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)
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parser.add_argument(dest="source_dir", default="memzip_files")
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args = parser.parse_args(sys.argv[1:])
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print("args.zip_filename =", args.zip_filename)
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print("args.c_filename =", args.c_filename)
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print("args.source_dir =", args.source_dir)
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create_zip(args.zip_filename, args.source_dir)
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create_c_from_file(args.c_filename, args.zip_filename)
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if __name__ == "__main__":
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main()
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