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scripts/delta: show repo delta info from last release

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... where "last release" should be the git tag in the repo.
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Daniel Stenberg 2018-12-11 15:06:21 +01:00
parent e1be2ecba4
commit 70d8ac624f
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#!/usr/bin/perl
#***************************************************************************
# _ _ ____ _
# Project ___| | | | _ \| |
# / __| | | | |_) | |
# | (__| |_| | _ <| |___
# \___|\___/|_| \_\_____|
#
# Copyright (C) 2018, Daniel Stenberg, <daniel@haxx.se>, et al.
#
# This software is licensed as described in the file COPYING, which
# you should have received as part of this distribution. The terms
# are also available at https://curl.haxx.se/docs/copyright.html.
#
# You may opt to use, copy, modify, merge, publish, distribute and/or sell
# copies of the Software, and permit persons to whom the Software is
# furnished to do so, under the terms of the COPYING file.
#
# This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
# KIND, either express or implied.
#
###########################################################################
# Display changes done in the respository from [tag] until now.
#
# Uses git for repo data.
# Uses docs/THANKS and RELEASE-NOTES for current status.
#
# In the git clone root, invoke 'scripts/delta [release tag]'
$start = $ARGV[0];
if($start eq "") {
print "Usage: summary [tag]\n";
exit;
}
$commits = `git log --oneline $start.. | wc -l`;
$committers = `git shortlog -s $start.. | wc -l`;
$bcommitters = `git shortlog -s $start | wc -l`;
$acommits = `git log --oneline | wc -l`;
$acommitters = `git shortlog -s | wc -l`;
# delta from now compared to before
$ncommitters = $acommitters - $bcommitters;
# number of contributors right now (according to THANKS)
$acontribs = `cat docs/THANKS | grep -c '^[^ ]'`;
# number when the tag tag was set
$bcontribs = `git show $start:docs/THANKS | grep -c '^[^ ]'`;
# delta
$contribs = $acontribs - $bcontribs;
# number of setops:
$asetopts=`grep "^ CINIT" include/curl/curl.h | grep -cv OBSOLETE`;
$bsetopts=`git show $start:include/curl/curl.h | grep "^ CINIT" | grep -cv OBSOLETE`;
$nsetopts = $asetopts - $bsetopts;
# Number of command line options:
$aoptions=`grep -c '{"....--' src/tool_help.c`;
$boptions=`git show $start:src/tool_help.c | grep -c '{"....--'`;
$noptions=$aoptions - $boptions;
# Number of files in git
$afiles=`git ls-files | wc -l`;
$deletes=`git diff-tree -r --summary origin/master $start | grep -c create`;
$creates=`git diff-tree -r --summary origin/master $start | grep -c delete`;
# Time since that tag
$tagged=`git for-each-ref --format="%(refname:short) | %(taggerdate:unix)" refs/tags/* | grep ^$start | cut "-d|" -f2`; # unix timestamp
$taggednice=`git for-each-ref --format="%(refname:short) | %(creatordate)" refs/tags/* | grep ^$start | cut '-d|' -f2`; # human readable time
chomp $taggednice;
$now=`date +%s`;
$elapsed=$now - $tagged; # number of seconds since tag
# Number of public functions in libcurl
$apublic=`git grep ^CURL_EXTERN -- include/curl | wc -l`;
$bpublic=`git grep ^CURL_EXTERN $start -- include/curl | wc -l`;
$public = $apublic - $bpublic;
# Changes/bug-fixes currenly logged
open(F, "<RELEASE-NOTES");
while(<F>) {
if($_ =~ /following changes:/) {
$mode=1;
}
elsif($_ =~ /following bugfixes:/) {
$mode=2;
}
elsif($_ =~ /known bugs:/) {
$mode=3;
}
elsif($_ =~ /like these:/) {
$mode=4;
}
if($_ =~ /^ o /) {
if($mode == 1) {
$numchanges++;
}
elsif($mode == 2) {
$numbugfixes++;
}
}
if(($mode == 4) && ($_ =~ /^ \((\d+) contributors/)) {
$numcontributors = $1;
}
}
close(F);
########################################################################
# Produce the summary
print "== Since $start ==\n";
printf "Commits: %d (out of %d)\n",
$commits, $acommits;
printf "Commit authors: %d out of which %d are new (out of %d)\n",
$committers, $ncommitters, $acommitters;
printf "Contributors in RELEASE-NOTES: %d\n",
$numcontributors;
printf "New contributors (in THANKS): %d (out of %d)\n",
$contribs, $acontribs;
printf "New curl_easy_setopt() options: %d (out of %d)\n",
$nsetopts, $asetopts;
printf "New command line options: %d (out of %d)\n",
$noptions, $aoptions;
printf "Deleted %d files, added %d files (total %d)\n",
$deletes, $creates, $afiles;
printf "Elapsed time: %.1f days (since$taggednice)\n",
$elapsed / 3600 / 24;
printf "Changes logged: %d\n", $numchanges;
printf "Bugfixes logged: %d\n", $numbugfixes;
printf "New public functions: %d (out of %d)\n",
$public, $apublic;