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SubjectRe: Changelogs on kernel.org
> > > Alright, another one.
> > >
> > > $ ./fmtcl2.pl /usr/src/ChangeLog-2.5.14
> > >
> > > Summary of changes from v2.5.13 to v2.5.14
> > > ============================================
> > >
> > > o kd.h (Andries.Brouwer@cwi.nl)
> > > o NTFS: Release 2.0.6 - Major bugfix to make compatible with other kernel changes. (aia21@cantab.net)
> > > o mm/memory.c: (aia21@cantab.net)
> > > o suppress allocation warnings for radix-tree allocations (akpm@zip.com.au)
> >
> > <snip>
> >
> > Ah - thats it!
>
> Not quite. In mutt, it looks like this:
>
> o kd.h
> +(Andries.Brouwer@cwi.nl)
> o NTFS: Release 2.0.6 - Major bugfix to make compatible with other kernel
> +changes. (aia21@cantab.net)
> o mm/memory.c:
> +(aia21@cantab.net)
> o suppress allocation warnings for radix-tree allocations
> +(akpm@zip.com.au)
> o radix-tree locking fix
> +(akpm@zip.com.au)
> o Allow truncate to discard unmapped buffers
> +(akpm@zip.com.au)
> o decouple swapper_space treatment from other address_spaces
>
> NOT easy to read.

Hmm, now that's true.

How's this for another try? (logwidth = 38, adjustable per taste)
Myself I'd say this is crap and a nice 140-char xterm will do much
better (you're going to see "long" lines anyway, look at the NTFS
entry below).

$ ./fmtcl3.pl /usr/src/ChangeLog-2.5.14

Summary of changes from v2.5.13 to v2.5.14
============================================
o kd.h (Andries.Brouwer@cwi.nl)
o NTFS: Release 2.0.6 - Major bugfix to make compatible with other kernel changes.
(aia21@cantab.net)
o mm/memory.c: (aia21@cantab.net)
o suppress allocation warnings for radix-tree allocations
(akpm@zip.com.au)
o radix-tree locking fix (akpm@zip.com.au)
o Allow truncate to discard unmapped buffers
(akpm@zip.com.au)
o decouple swapper_space treatment from other address_spaces
(akpm@zip.com.au)
o Allow ext3 pages to be written back by VM pressure
(akpm@zip.com.au)
o Fix SMP race in truncate (akpm@zip.com.au)
o handle concurrent block_write_full_page and set_page_dirty
(akpm@zip.com.au)
o Fix PG_launder (akpm@zip.com.au)
o Fix concurrent writepage and readpage
(akpm@zip.com.au)
<snip>


#!/usr/bin/perl -w

use strict;

my $logwidth = 38;

my %people = ();
my $addr = "";
my @cur = ();

sub append_item()
{
if (!$addr) { return; }
if (!$people{$addr}) { @{$people{$addr}} = (); }
push @{$people{$addr}}, [@cur];
@cur = ();
}
sub print_terse_items($)
{
my @items = @{$people{$_[0]}};
while ($_ = shift @items) {
my $len = length(@$_[0]);
my $fill = ($len <= $logwidth) ? (" " x ($logwidth - $len + 1)) : ("\n" . (" " x ($logwidth + 1)));
print "@$_[0]$fill($_[0])\n";
}
}
while (<>) {
# Match address
if (/^\s*<([^>]+)>/) {
# Add old item (if any) before beginning new
append_item();
$addr = $1;
} elsif ($addr) {
# Add line to patch
# strip whitespace at start & end
s/^\s*(.*)\s*$/$1/;
# kill starting 'PATCH' captions
s/\s*\[?PATCH\]?\s*//;
# insert a bullet
s/^(.*)$/o $1/;
# Only save 1 line
if (scalar(@cur) < 1) { push @cur, "$_"; }
} else {
# Header information
print;
}
}
append_item();
foreach $addr (sort keys %people) {
print_terse_items($addr);
}
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