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#!/usr/bin/env python3
"""
Usage: -i <path/to/input-header.h> -o <path/to/output-header.h> -m LLDB_MAJOR_VERSION -n LLDB_MINOR_VERSION -p LLDB_PATCH_VERSION
This script uncomments and populates the versioning information in lldb-defines.h. Note that the LLDB version numbering looks like MAJOR.MINOR.PATCH
"""
import argparse
import os
import re
LLDB_VERSION_REGEX = re.compile(r"//\s*#define LLDB_VERSION\s*$", re.M)
LLDB_REVISION_REGEX = re.compile(r"//\s*#define LLDB_REVISION\s*$", re.M)
LLDB_VERSION_STRING_REGEX = re.compile(r"//\s*#define LLDB_VERSION_STRING\s*$", re.M)
def main():
parser = argparse.ArgumentParser(
description="This script uncomments and populates the versioning information in lldb-defines.h. Note that the LLDB version numbering looks like MAJOR.MINOR.PATCH"
)
parser.add_argument("-i", "--input_path", help="The filepath for the input header.")
parser.add_argument(
"-o", "--output_path", help="The filepath for the output header."
)
parser.add_argument("-m", "--major", help="The LLDB version major.")
parser.add_argument("-n", "--minor", help="The LLDB version minor.")
parser.add_argument("-p", "--patch", help="The LLDB version patch number.")
args = parser.parse_args()
input_path = str(args.input_path)
output_path = str(args.output_path)
# Create the output dir if it doesn't already exist
if not os.path.exists(os.path.dirname(output_path)):
os.makedirs(os.path.dirname(output_path))
with open(input_path, "r") as input_file:
lines = input_file.readlines()
file_buffer = "".join(lines)
with open(output_path, "w") as output_file:
# For the defines in lldb-defines.h that define the major, minor and version string
# uncomment each define and populate its value using the arguments passed in.
# e.g. //#define LLDB_VERSION -> #define LLDB_VERSION <LLDB_MAJOR_VERSION>
file_buffer = re.sub(
LLDB_VERSION_REGEX,
r"#define LLDB_VERSION " + args.major,
file_buffer,
)
file_buffer = re.sub(
LLDB_REVISION_REGEX,
r"#define LLDB_REVISION " + args.patch,
file_buffer,
)
file_buffer = re.sub(
LLDB_VERSION_STRING_REGEX,
r'#define LLDB_VERSION_STRING "{0}.{1}.{2}"'.format(
args.major, args.minor, args.patch
),
file_buffer,
)
output_file.write(file_buffer)
if __name__ == "__main__":
main()
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