From: John Keeping <john@keeping.me.uk>
To: David Aguilar <davvid@gmail.com>
Cc: Matt McClure <matthewlmcclure@gmail.com>,
"git@vger.kernel.org" <git@vger.kernel.org>,
Tim Henigan <tim.henigan@gmail.com>
Subject: Re: difftool -d symlinks, under what conditions
Date: Tue, 12 Mar 2013 19:43:06 +0000 [thread overview]
Message-ID: <20130312194306.GE2317@serenity.lan> (raw)
In-Reply-To: <CAJDDKr7S0ex1RvZS0QeBXxAuqcKrQJzhZeJP0MoMGmpGXyMOrA@mail.gmail.com>
On Tue, Mar 12, 2013 at 12:23:52PM -0700, David Aguilar wrote:
> I don't think we could do this without adding an additional flag
> to trigger this change in behavior (e.g. --null-sha1-for-....?)
> so that existing users are unaffected by the change.
>
> It feels like forcing the null SHA-1 is heavy-handed, but I
> haven't thought it through enough.
>
> While this may be a quick way to get this behavior,
> I wonder if there is a better way.
>
> Does anybody else have any comments/suggestions on how to
> better accomplish this?
How about something like "--symlink-all" where the everything in the
right-hand tree is symlink'd?
Something like this perhaps:
-- >8 --
diff --git a/git-difftool.perl b/git-difftool.perl
index 0a90de4..cab7c45 100755
--- a/git-difftool.perl
+++ b/git-difftool.perl
@@ -85,7 +85,7 @@ sub exit_cleanup
sub setup_dir_diff
{
- my ($repo, $workdir, $symlinks) = @_;
+ my ($repo, $workdir, $symlinks, $symlink_all) = @_;
# Run the diff; exit immediately if no diff found
# 'Repository' and 'WorkingCopy' must be explicitly set to insure that
@@ -159,10 +159,10 @@ EOF
}
if ($rmode ne $null_mode) {
- if ($rsha1 ne $null_sha1) {
- $rindex .= "$rmode $rsha1\t$dst_path\0";
- } else {
+ if ($symlink_all or $rsha1 eq $null_sha1) {
push(@working_tree, $dst_path);
+ } else {
+ $rindex .= "$rmode $rsha1\t$dst_path\0";
}
}
}
@@ -299,6 +299,7 @@ sub main
prompt => undef,
symlinks => $^O ne 'cygwin' &&
$^O ne 'MSWin32' && $^O ne 'msys',
+ symlink_all => undef,
tool_help => undef,
);
GetOptions('g|gui!' => \$opts{gui},
@@ -308,6 +309,7 @@ sub main
'y' => sub { $opts{prompt} = 0; },
'symlinks' => \$opts{symlinks},
'no-symlinks' => sub { $opts{symlinks} = 0; },
+ 'symlink-all' => \$opts{symlink_all},
't|tool:s' => \$opts{difftool_cmd},
'tool-help' => \$opts{tool_help},
'x|extcmd:s' => \$opts{extcmd});
@@ -346,7 +348,7 @@ sub main
# will invoke a separate instance of 'git-difftool--helper' for
# each file that changed.
if (defined($opts{dirdiff})) {
- dir_diff($opts{extcmd}, $opts{symlinks});
+ dir_diff($opts{extcmd}, $opts{symlinks}, $opts{symlink_all});
} else {
file_diff($opts{prompt});
}
@@ -354,13 +356,13 @@ sub main
sub dir_diff
{
- my ($extcmd, $symlinks) = @_;
+ my ($extcmd, $symlinks, $symlink_all) = @_;
my $rc;
my $error = 0;
my $repo = Git->repository();
my $workdir = find_worktree($repo);
my ($a, $b, $tmpdir, @worktree) =
- setup_dir_diff($repo, $workdir, $symlinks);
+ setup_dir_diff($repo, $workdir, $symlinks, $symlink_all);
if (defined($extcmd)) {
$rc = system($extcmd, $a, $b);
next prev parent reply other threads:[~2013-03-12 19:43 UTC|newest]
Thread overview: 50+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-11-26 20:23 difftool -d symlinks, under what conditions Matt McClure
2012-11-27 6:20 ` David Aguilar
2012-11-27 21:10 ` Matt McClure
[not found] ` <CAJELnLEL8y0G3MBGkW+YDKtVxX4n4axJG7p0oPsXsV4_FRyGDg@mail.gmail.com>
2013-03-12 18:12 ` Matt McClure
2013-03-12 19:09 ` John Keeping
2013-03-12 19:23 ` David Aguilar
2013-03-12 19:43 ` John Keeping [this message]
2013-03-12 20:39 ` Junio C Hamano
2013-03-12 21:06 ` John Keeping
2013-03-12 21:26 ` Junio C Hamano
2013-03-12 21:43 ` Matt McClure
2013-03-12 22:11 ` Matt McClure
2013-03-12 22:16 ` Junio C Hamano
2013-03-12 22:48 ` Matt McClure
2013-03-13 0:17 ` John Keeping
2013-03-13 0:56 ` Matt McClure
2013-03-13 8:24 ` David Aguilar
2013-03-13 15:30 ` Junio C Hamano
2013-03-13 16:45 ` Junio C Hamano
2013-03-13 17:08 ` John Keeping
2013-03-13 17:40 ` Junio C Hamano
2013-03-13 18:01 ` John Keeping
2013-03-13 19:28 ` Junio C Hamano
2013-03-13 20:33 ` [PATCH 0/2] difftool --dir-diff: symlink all files matching the working tree John Keeping
2013-03-13 20:33 ` [PATCH 1/2] git-difftool(1): fix formatting of --symlink description John Keeping
2013-03-13 20:33 ` [PATCH 2/2] difftool --dir-diff: symlink all files matching the working tree John Keeping
2013-03-14 3:41 ` David Aguilar
2013-03-14 9:36 ` John Keeping
2013-03-14 15:18 ` Junio C Hamano
2013-03-14 20:19 ` [PATCH v2 0/3] " John Keeping
2013-03-14 20:19 ` [PATCH v2 1/3] git-difftool(1): fix formatting of --symlink description John Keeping
2013-03-14 20:19 ` [PATCH v2 2/3] difftool: avoid double slashes in symlink targets John Keeping
2013-03-14 21:19 ` Junio C Hamano
2013-03-14 20:19 ` [PATCH v2 3/3] difftool --dir-diff: symlink all files matching the working tree John Keeping
2013-03-14 21:28 ` Junio C Hamano
2013-03-14 22:24 ` John Keeping
2013-03-14 22:31 ` Junio C Hamano
2013-03-14 9:43 ` difftool -d symlinks, under what conditions John Keeping
2013-03-14 17:25 ` John Keeping
2013-03-14 17:33 ` Junio C Hamano
2013-03-14 20:00 ` [PATCH 0/2] checkout-index: fix .gitattributes handling with --prefix John Keeping
2013-03-14 20:00 ` [PATCH 1/2] t2003: modernize style John Keeping
2013-03-14 20:00 ` [PATCH 2/2] entry: fix filter lookup John Keeping
2013-03-14 21:50 ` Junio C Hamano
2013-03-12 20:38 ` difftool -d symlinks, under what conditions Junio C Hamano
2013-03-12 19:24 ` [PATCH] difftool: Make directory diff symlink work tree John Keeping
2013-03-12 23:12 ` Matt McClure
2013-03-12 23:40 ` John Keeping
2013-03-13 0:26 ` Matt McClure
2013-03-13 9:11 ` John Keeping
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