dino/libdino/version.py

37 lines
1.2 KiB
Python

import argparse
import subprocess
VERSION_VALA = """\
namespace Dino {{
public const string VERSION = "{}";
}}
"""
def compute_version(file, git_repo, git):
try:
with open(file) as f:
return f.read().strip()
except FileNotFoundError:
pass
return subprocess.check_output([git, "describe", "--tags"], cwd=git_repo, text=True).strip()
def generate_version_vala(version):
if "\\" in version or "\"" in version:
raise ValueError(f"invalid version {version!r}")
return VERSION_VALA.format(version)
def main():
p = argparse.ArgumentParser(description="Compute the Dino version")
p.add_argument("--git-repo", help="Path to checked out git repository")
p.add_argument("--git", help="Path to git executable", default="git")
p.add_argument("version_file", metavar="VERSION_FILE", help="Use this file's contents as version if the file exists")
p.add_argument("output", metavar="OUTPUT", help="Vala file to output to")
args = p.parse_args()
out = generate_version_vala(compute_version(args.version_file, args.git_repo, args.git))
with open(args.output, "w") as f:
f.write(out)
if __name__ == "__main__":
main()