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Similar to blame-find-by-name.plx, but has three lists worth of criteria.

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Bradley M. Kuhn 2012-08-13 17:49:14 -04:00
parent c4151115ef
commit ff49fe5311
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blame-count-lines-by-name-and-two-commit-list-bind.plx Executable file
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#!/usr/bin/perl -w
# blame-find-by-name.plx -*- Perl -*-
#
# Copyright (C) 2011, 2012 Bradley M. Kuhn <bkuhn@ebb.org>
#
# This software's license gives you freedom; you can copy, convey,
# propogate, redistribute and/or modify this program under the terms of
# the GNU General Public License (GPL) as published by the Free
# Software Foundation (FSF), either version 3 of the License, or (at your
# option) any later version of the GPL published by the FSF.
#
# This program is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program in a file in the toplevel directory called
# "GPLv3". If not, see <http://www.gnu.org/licenses/>.
#
use strict;
use warnings;
my $VERBOSE = 0;
######################################################################
if (@ARGV != 4) {
print "usage: $0 <BLAME_DATA_FILE> ", "<NAME_REGEX> <DATE_SPECIFIC_COMMIT_LIST_FILE> <BOUNDING_COMMIT_ID_LIST_FILE>\n";
exit 1;
}
# Note: $BLAME_DATA_FILE is in the format as output from:
# for i in `find -type f -print | egrep -v '^./.git'`; do
# echo "FILE: $i" >> ../DATA_FILE; git blame -M -M -M -C -C -C -w -f -n -l $i >> ../DATA_FILE
# done
my($BLAME_DATA_FILE, $NAME_REGEX, $DATE_NARROW_COMMIT_ID_LIST_FILE, $BOUNDING_COMMIT_ID_LIST_FILE) = @ARGV;
open(BOUNDING_COMMIT_IDS, "<", $BOUNDING_COMMIT_ID_LIST_FILE) or die "unable to open $BOUNDING_COMMIT_ID_LIST_FILE: $!";
my %boundingCommitIDs;
while (my $commitLine = <BOUNDING_COMMIT_IDS>) {
die "invalid line in $BOUNDING_COMMIT_ID_LIST_FILE: $commitLine"
unless $commitLine =~ /^\s*(\S+)\s*$/;
$boundingCommitIDs{$1} = $BOUNDING_COMMIT_ID_LIST_FILE;
}
close BOUNDING_COMMIT_IDS;
die "error($?) closing $BOUNDING_COMMIT_ID_LIST_FILE: $!" unless $? == 0;
open(DATE_COMMIT_IDS, "<", $DATE_NARROW_COMMIT_ID_LIST_FILE) or die "unable to open $DATE_NARROW_COMMIT_ID_LIST_FILE: $!";
my %dateCommitIDs;
while (my $commitLine = <DATE_COMMIT_IDS>) {
die "invalid line in $DATE_NARROW_COMMIT_ID_LIST_FILE: $commitLine"
unless $commitLine =~ /^\s*(\S+)\s*$/;
$dateCommitIDs{$1} = $DATE_NARROW_COMMIT_ID_LIST_FILE;
}
close DATE_COMMIT_IDS;
die "error($?) closing $DATE_NARROW_COMMIT_ID_LIST_FILE: $!" unless $? == 0;
open(DATA_FILE, "<", $BLAME_DATA_FILE) or die "unable to open $BLAME_DATA_FILE for reading: $!";
my %commitsMatchingRegex;
my $currentFile;
my $overalTotalLines = 0;
print "LINES FOUND IN $BLAME_DATA_FILE that are on $DATE_NARROW_COMMIT_ID_LIST_FILE and match $NAME_REGEX:\n" if $VERBOSE;
while (my $dataLine = <DATA_FILE>) {
if ($dataLine =~ /^\s*FILE\s*:\s*(.*?)\s*$/) {
$currentFile = $1;
} else {
die "invalid line: $dataLine in blame output" unless ($dataLine =~
/^\s*(\S+)\s+\S+\s+\d+\s+\((.+)\s+(\d{4,4}\-\d{2,2}\-\d{2,2}\s+\d{2,2}:\d{2,2}:\d{2,2})\s+([\+\-\d]+)\s+(\d+)\s*\)\s+(.*)$/);
my($commitID, $name, $date, $tz, $curLineNumber, $actualCurrentLine) = ($1, $2, $3, $4, $5, $6);
next if $currentFile =~ /ChangeLog/i; # Ignore the changelog, as that may just be a dump
# from the revision history.
if ($name =~ /$NAME_REGEX/i and defined $dateCommitIDs{$commitID}) {
$commitsMatchingRegex{$commitID} = { __totalLines => 0, __VERBOSE_LINE_OUTPUT => "" } unless defined $commitsMatchingRegex{$commitID};
$commitsMatchingRegex{$commitID}{$currentFile} = 0 unless defined $commitsMatchingRegex{$commitID}{$currentFile};
$commitsMatchingRegex{$commitID}{$currentFile}++;
$commitsMatchingRegex{$commitID}{__totalLines}++;
$commitsMatchingRegex{$commitID}{__VERBOSE_LINE_OUTPUT} .= $dataLine;
print " $dataLine" if $VERBOSE;
$overalTotalLines++;
}
}
}
close DATA_FILE;
print "Total patches by author(s) matching $NAME_REGEX in $BLAME_DATA_FILE and found in $DATE_NARROW_COMMIT_ID_LIST_FILE:\n",
" ", scalar(keys %commitsMatchingRegex), "\n";
print "Total lines by author(s) matching $NAME_REGEX in $BLAME_DATA_FILE and found in $DATE_NARROW_COMMIT_ID_LIST_FILE:\n",
" ", $overalTotalLines, "\n";
print "LINES FOUND IN $BLAME_DATA_FILE that are on $DATE_NARROW_COMMIT_ID_LIST_FILE and on $BOUNDING_COMMIT_ID_LIST_FILE: and match $NAME_REGEX:\n" if $VERBOSE;
my($commitPatchCount, $commitLineCount) = (0,0);
foreach my $commitID (sort { $commitsMatchingRegex{$b}{__totalLines} <=> $commitsMatchingRegex{$a}{__totalLines} } keys %commitsMatchingRegex ) {
if (defined $boundingCommitIDs{$commitID}) {
$commitPatchCount++;
$commitLineCount += $commitsMatchingRegex{$commitID}{__totalLines};
print " $commitsMatchingRegex{$commitID}{__VERBOSE_LINE_OUTPUT}" if $VERBOSE;
}
}
print "Total patches by author(s) matching $NAME_REGEX and found on *both* $BOUNDING_COMMIT_ID_LIST_FILE and $DATE_NARROW_COMMIT_ID_LIST_FILE: in $BLAME_DATA_FILE: ",
" ", $commitPatchCount, "\n";
print "Total lines by author(s) matching $NAME_REGEX and found on *both* $BOUNDING_COMMIT_ID_LIST_FILE and $DATE_NARROW_COMMIT_ID_LIST_FILE: in $BLAME_DATA_FILE: ",
" ", $commitLineCount, "\n";
#
# Local variables:
# compile-command: "perl -c blame-count-lines-by-name.plx"
# End: