2018-12-12 04:04:00 +00:00
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#!/usr/bin/env python3
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import argparse
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import os
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import re
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parser = argparse.ArgumentParser(description='Generate resource .cpp file.')
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parser.add_argument('outputFile', help='output file')
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parser.add_argument('inputFile', help='input file')
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parser.add_argument('--prefix', dest='prefix', default='', help='C function prefix')
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parser.add_argument('--namespace', dest='namespace', default='', help='C++ namespace')
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args = parser.parse_args()
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with open(args.inputFile, "rb") as f:
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data = f.read()
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2019-02-18 09:22:58 +00:00
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version = os.getenv('IMG_VERSION')
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if version is not None and b'IMG_VERSION' in data:
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data = data.replace(b'IMG_VERSION', version.encode('utf-8'))
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2018-12-12 04:04:00 +00:00
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fileSize = len(data)
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inputBase = os.path.basename(args.inputFile)
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funcName = "GetResource_" + re.sub(r"[^a-zA-Z0-9]", "_", inputBase)
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with open(args.outputFile, "wt") as f:
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print("#include <stddef.h>\n#include <wpi/StringRef.h>\nextern \"C\" {\nstatic const unsigned char contents[] = { ", file=f, end='')
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print(", ".join("0x%02x" % x for x in data), file=f, end='')
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print(" };", file=f)
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print("const unsigned char* {}{}(size_t* len) {{\n *len = {};\n return contents;\n}}\n}}".format(args.prefix, funcName, fileSize), file=f)
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if args.namespace:
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print("namespace {} {{".format(namespace), file=f)
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print("wpi::StringRef {}() {{\n return wpi::StringRef(reinterpret_cast<const char*>(contents), {});\n}}".format(funcName, fileSize), file=f)
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if args.namespace:
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print("}", file=f)
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