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author | Georg Brandl <georg@python.org> | 2010-08-02 22:53:22 (GMT) |
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committer | Georg Brandl <georg@python.org> | 2010-08-02 22:53:22 (GMT) |
commit | d3f467ac7441a100eb26412424c2dd96ec3ceb67 (patch) | |
tree | 4aa8ff69b527682837f5876bbb5166396db36bec /Tools/scripts/logmerge.py | |
parent | f7db42fe8cfc412c8d247a40f48eac43687ec9c7 (diff) | |
download | cpython-d3f467ac7441a100eb26412424c2dd96ec3ceb67.zip cpython-d3f467ac7441a100eb26412424c2dd96ec3ceb67.tar.gz cpython-d3f467ac7441a100eb26412424c2dd96ec3ceb67.tar.bz2 |
Update README, remove obsolete scripts.
Diffstat (limited to 'Tools/scripts/logmerge.py')
-rwxr-xr-x | Tools/scripts/logmerge.py | 185 |
1 files changed, 0 insertions, 185 deletions
diff --git a/Tools/scripts/logmerge.py b/Tools/scripts/logmerge.py deleted file mode 100755 index b7245f4..0000000 --- a/Tools/scripts/logmerge.py +++ /dev/null @@ -1,185 +0,0 @@ -#! /usr/bin/env python3 - -"""Consolidate a bunch of CVS or RCS logs read from stdin. - -Input should be the output of a CVS or RCS logging command, e.g. - - cvs log -rrelease14: - -which dumps all log messages from release1.4 upwards (assuming that -release 1.4 was tagged with tag 'release14'). Note the trailing -colon! - -This collects all the revision records and outputs them sorted by date -rather than by file, collapsing duplicate revision record, i.e., -records with the same message for different files. - -The -t option causes it to truncate (discard) the last revision log -entry; this is useful when using something like the above cvs log -command, which shows the revisions including the given tag, while you -probably want everything *since* that tag. - -The -r option reverses the output (oldest first; the default is oldest -last). - -The -b tag option restricts the output to *only* checkin messages -belonging to the given branch tag. The form -b HEAD restricts the -output to checkin messages belonging to the CVS head (trunk). (It -produces some output if tag is a non-branch tag, but this output is -not very useful.) - --h prints this message and exits. - -XXX This code was created by reverse engineering CVS 1.9 and RCS 5.7 -from their output. -""" - -import sys, errno, getopt, re - -sep1 = '='*77 + '\n' # file separator -sep2 = '-'*28 + '\n' # revision separator - -def main(): - """Main program""" - truncate_last = 0 - reverse = 0 - branch = None - opts, args = getopt.getopt(sys.argv[1:], "trb:h") - for o, a in opts: - if o == '-t': - truncate_last = 1 - elif o == '-r': - reverse = 1 - elif o == '-b': - branch = a - elif o == '-h': - print(__doc__) - sys.exit(0) - database = [] - while 1: - chunk = read_chunk(sys.stdin) - if not chunk: - break - records = digest_chunk(chunk, branch) - if truncate_last: - del records[-1] - database[len(database):] = records - database.sort() - if not reverse: - database.reverse() - format_output(database) - -def read_chunk(fp): - """Read a chunk -- data for one file, ending with sep1. - - Split the chunk in parts separated by sep2. - - """ - chunk = [] - lines = [] - while 1: - line = fp.readline() - if not line: - break - if line == sep1: - if lines: - chunk.append(lines) - break - if line == sep2: - if lines: - chunk.append(lines) - lines = [] - else: - lines.append(line) - return chunk - -def digest_chunk(chunk, branch=None): - """Digest a chunk -- extract working file name and revisions""" - lines = chunk[0] - key = 'Working file:' - keylen = len(key) - for line in lines: - if line[:keylen] == key: - working_file = line[keylen:].strip() - break - else: - working_file = None - if branch is None: - pass - elif branch == "HEAD": - branch = re.compile(r"^\d+\.\d+$") - else: - revisions = {} - key = 'symbolic names:\n' - found = 0 - for line in lines: - if line == key: - found = 1 - elif found: - if line[0] in '\t ': - tag, rev = line.split() - if tag[-1] == ':': - tag = tag[:-1] - revisions[tag] = rev - else: - found = 0 - rev = revisions.get(branch) - branch = re.compile(r"^<>$") # <> to force a mismatch by default - if rev: - if rev.find('.0.') >= 0: - rev = rev.replace('.0.', '.') - branch = re.compile(r"^" + re.escape(rev) + r"\.\d+$") - records = [] - for lines in chunk[1:]: - revline = lines[0] - dateline = lines[1] - text = lines[2:] - words = dateline.split() - author = None - if len(words) >= 3 and words[0] == 'date:': - dateword = words[1] - timeword = words[2] - if timeword[-1:] == ';': - timeword = timeword[:-1] - date = dateword + ' ' + timeword - if len(words) >= 5 and words[3] == 'author:': - author = words[4] - if author[-1:] == ';': - author = author[:-1] - else: - date = None - text.insert(0, revline) - words = revline.split() - if len(words) >= 2 and words[0] == 'revision': - rev = words[1] - else: - # No 'revision' line -- weird... - rev = None - text.insert(0, revline) - if branch: - if rev is None or not branch.match(rev): - continue - records.append((date, working_file, rev, author, text)) - return records - -def format_output(database): - prevtext = None - prev = [] - database.append((None, None, None, None, None)) # Sentinel - for (date, working_file, rev, author, text) in database: - if text != prevtext: - if prev: - print(sep2, end=' ') - for (p_date, p_working_file, p_rev, p_author) in prev: - print(p_date, p_author, p_working_file, p_rev) - sys.stdout.writelines(prevtext) - prev = [] - prev.append((date, working_file, rev, author)) - prevtext = text - -if __name__ == '__main__': - try: - main() - except IOError as e: - if e.errno != errno.EPIPE: - raise |