simplify parsing in make_emacs_changelog

* UTILITIES/make_emacs_changelog: Re-write log parser using a custom
  git-log format and omit comments from output.
This commit is contained in:
Achim Gratz 2012-05-27 12:53:37 +02:00 committed by Bastien Guerry
parent 0db8233460
commit ca117aae00
1 changed files with 32 additions and 38 deletions

View File

@ -28,66 +28,60 @@ if ($kind ne "lisp" and $kind ne "texi" and $kind ne "card"
}
# Run git log to get the commits the messages
open IN,"git log $commitrange|";
open IN,"git log --no-merges --format='%aN%n<%aE>%n%b%x0c' $commitrange|";
undef $/;
$log = <IN>;
@commits = split(/^(?=commit)/m,$log);
@commits = split(/\f/,$log);
for $i (0..$#commits) {
$entry = ""; $tiny = "";
$commit = $commits[$i];
$author = $1 if $commit=~/^Author: ([^\n]+)/m;
$date = $1 if $commit=~/^Date: ([^\n]+)/m;
$entry = $1 if $commit=~/^([ \t]*\* [^\f]*?)(\n[ \t]*\n([^*]|\Z)|\Z)/m;
$tiny = " (tiny change)" if $commit =~ /TINYCHANGE/;
# split author into name and address
if ($author =~ /(.*?)\s+(<.*?>)/) {
$name = $1;
$address = $2;
} else {
warn "No name/address";
next;
}
foreach my $commit (@commits) {
$name = ( $commit=~ s/([^\n]+)\n//m ) ? $1 : "N/A";
$address = ( $commit=~ s/([^\n]+)\n//m ) ? $1 : "N/A";
$tiny = $commit =~ s/TINYCHANGE//mg ? " (tiny change)" : "";
$entry = $commit;
if ($entry) {
# Fix the path when directories have been omitted
# add linebreaks before each starred line except the very first
$entry =~ s/\A\n*/@/mg;
$entry =~ s/^\*/\n*/mg;
$entry =~ s/\A@//mg;
$entry =~ s/^([ \t]*\* )([-a-zA-Z]+\.el)/$1lisp\/$2/mg;
$entry =~ s/^([ \t]*\* )(org[a-z]*\.texi?)/$1doc\/$2/mg;
# normalize starred lines
$entry =~ s/^(\*[^(]*\S)\(/\1 (/mg;
# remove blocks of more than one empty line
$entry =~s/(\n\s*){3,}/\n\n/mg;
# Fix the path when directories have been omitted
$entry =~ s/^\* ([-a-zA-Z]+\.el)/* lisp\/$1/mg;
$entry =~ s/^\* (org[a-z]*\.texi?)/* doc\/$1/mg;
# remove stuff which is not for this output
if ($kind =~ /\S/) {
remove_parts("contrib/","testing/","xemacs/","UTILITIES/");
remove_parts("contrib/","testing/","xemacs/","UTILITIES/","etc/");
remove_parts(".*Makefile","README",".+\.mk");
}
if ($kind eq "lisp") { remove_parts("doc/") }
if ($kind eq "texi") { remove_parts("lisp/","doc/orgcard","doc/orgguide") }
if ($kind eq "card") { remove_parts("lisp/","doc/org\\.","doc/orgguide") }
# indent each line by 1 TAB
$entry =~ s/^[ \t]*/\t/gm;
# Add empty lines if there are several files in there
$entry =~ s/(\n[ \t]+\* )/\n$1/g;
# remove blocks of more than one empty line
while ($entry =~s/\n[ \t]*\n[ \t]*\n/\n/g) {};
# remove/replace parts of the path
$entry =~ s/^([ \t]+\* )lisp\//$1/mg;
$entry =~ s/^([ \t]+\* )doc\/orgcard/$1 refcards\/orgcard/mg;
$entry =~ s/^([ \t]+\* )doc\//$1misc\//mg;
$entry =~ s:^\* lisp/:* :mg;
$entry =~ s:^\* doc/orgcard:* refcards/orgcard:mg;
$entry =~ s:^\* doc/:* misc/:mg;
# remove empty space at beginning and end
$entry =~ s/\A\s*/\t/;
$entry =~ s/\s*\Z/\n/;
$entry =~ s/\A\s*//;
$entry =~ s/\s*\Z//;
# remove everything that is not a starred entry
$entry = join( "\n\n", grep( /^\*/, split( /\n\n/, $entry )));
# If there is anything left in the entry, print it
if ($entry =~ /\S/) {
print "$syncdate $name $address$tiny\n\n$entry\n";
# indent each line by exactly one TAB
$entry =~ s/^/\t/mg;
print "$syncdate $name $address$tiny\n\n$entry\n\n\n";
}
}
}