Mercurial > hg
view tests/printenv.py @ 50476:2b2284cf949b
store: only access is_volatile information through the file object
This make sure other code only access this information through the proper API,
and it prepare for store entries to be able to agregate multiple files.
author | Pierre-Yves David <pierre-yves.david@octobus.net> |
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date | Mon, 15 May 2023 08:57:45 +0200 |
parents | 6000f5b25c9b |
children |
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#!/usr/bin/env python3 # # simple script to be used in hooks # # put something like this in the repo .hg/hgrc: # # [hooks] # changegroup = python "$TESTDIR/printenv.py" <hookname> [exit] [output] # # - <hookname> is a mandatory argument (e.g. "changegroup") # - [exit] is the exit code of the hook (default: 0) # - [output] is the name of the output file (default: use sys.stdout) # the file will be opened in append mode. # import argparse import os import sys try: import msvcrt msvcrt.setmode(sys.stdin.fileno(), os.O_BINARY) msvcrt.setmode(sys.stdout.fileno(), os.O_BINARY) msvcrt.setmode(sys.stderr.fileno(), os.O_BINARY) except ImportError: pass parser = argparse.ArgumentParser() parser.add_argument("name", help="the hook name, used for display") parser.add_argument( "exitcode", nargs="?", default=0, type=int, help="the exit code for the hook", ) parser.add_argument( "out", nargs="?", default=None, help="where to write the output" ) parser.add_argument( "--line", action="store_true", help="print environment variables one per line instead of on a single line", ) args = parser.parse_args() if args.out is None: out = sys.stdout out = getattr(out, "buffer", out) else: out = open(args.out, "ab") # variables with empty values may not exist on all platforms, filter # them now for portability sake. env = [(k, v) for k, v in os.environ.items() if k.startswith("HG_") and v] env.sort() out.write(b"%s hook: " % args.name.encode('ascii')) if os.name == 'nt': filter = lambda x: x.replace('\\', '/') else: filter = lambda x: x vars = [ b"%s=%s" % (k.encode('ascii'), filter(v).encode('ascii')) for k, v in env ] # Print variables on out if not args.line: out.write(b" ".join(vars)) else: for var in vars: out.write(var) out.write(b"\n") out.write(b"\n") out.close() sys.exit(args.exitcode)