Mercurial > hg
view contrib/debugcmdserver.py @ 47012:d55b71393907
node: replace nullid and friends with nodeconstants class
The introduction of 256bit hashes require changes to nullid and other
constant magic values. Start pushing them down from repository and
revlog where sensible.
Differential Revision: https://phab.mercurial-scm.org/D9465
author | Joerg Sonnenberger <joerg@bec.de> |
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date | Mon, 29 Mar 2021 01:52:06 +0200 |
parents | c102b704edb5 |
children | 6000f5b25c9b |
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#!/usr/bin/env python3 # # Dumps output generated by Mercurial's command server in a formatted style to a # given file or stderr if '-' is specified. Output is also written in its raw # format to stdout. # # $ ./hg serve --cmds pipe | ./contrib/debugcmdserver.py - # o, 52 -> 'capabilities: getencoding runcommand\nencoding: UTF-8' from __future__ import absolute_import, print_function import struct import sys if len(sys.argv) != 2: print('usage: debugcmdserver.py FILE') sys.exit(1) outputfmt = '>cI' outputfmtsize = struct.calcsize(outputfmt) if sys.argv[1] == '-': log = sys.stderr else: log = open(sys.argv[1], 'a') def read(size): data = sys.stdin.read(size) if not data: raise EOFError sys.stdout.write(data) sys.stdout.flush() return data try: while True: header = read(outputfmtsize) channel, length = struct.unpack(outputfmt, header) log.write('%s, %-4d' % (channel, length)) if channel in 'IL': log.write(' -> waiting for input\n') else: data = read(length) log.write(' -> %r\n' % data) log.flush() except EOFError: pass finally: if log != sys.stderr: log.close()