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allwpilib/shared/bazel/rules/gen/gen_versionscript.py

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import argparse
# Quick script to generate a version script for each OS from a list of symbols.
def main():
parser = argparse.ArgumentParser(description="Generate a version script.")
parser.add_argument("--input", required=True, help="Input symbols file")
parser.add_argument("--output", required=True, help="Output version script file")
parser.add_argument(
"--lib_name", required=True, help="Name of the library for the version script"
)
parser.add_argument(
"--format",
required=True,
choices=["linux", "windows", "osx"],
help="Output format",
)
args = parser.parse_args()
with open(args.input, "r") as f:
symbols = f.read().splitlines()
with open(args.output, "w") as f:
if args.format == "linux":
f.write(f"{args.lib_name} {{\n")
f.write(" global: ")
for symbol in symbols:
symbol = symbol.strip()
if symbol:
f.write(f"{symbol}; ")
f.write("\n local: *;\n")
f.write("};\n")
elif args.format == "windows":
f.write(f"LIBRARY {args.lib_name}\n")
f.write("EXPORTS\n")
for symbol in symbols:
symbol = symbol.strip()
if symbol:
f.write(f" {symbol}\n")
elif args.format == "osx":
for symbol in symbols:
symbol = symbol.strip()
if symbol:
f.write(f"_{symbol}\n")
if __name__ == "__main__":
main()