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* [PATCH] mergetool: add an option for writing to a temporary directory
@ 2014-10-11 17:04 David Aguilar
  2014-10-13 19:18 ` Junio C Hamano
  2014-10-13 19:24 ` Junio C Hamano
  0 siblings, 2 replies; 6+ messages in thread
From: David Aguilar @ 2014-10-11 17:04 UTC (permalink / raw)
  To: Junio C Hamano; +Cc: git, Charles Bailey

Teach mergetool to write files in a temporary directory when
'mergetool.writeToTemp' is true.

This is helpful for tools such as Eclipse which cannot cope with
multiple copies of the same file in the worktree.

Suggested-by: Charles Bailey <charles@hashpling.org>
Signed-off-by: David Aguilar <davvid@gmail.com>
---
This patch is dependent on my previous mergetool patches:
"use more conservative temporary..." and the subsequent --tool-help
series.

 Documentation/config.txt |  6 ++++++
 git-mergetool.sh         | 35 +++++++++++++++++++++++++++++++----
 2 files changed, 37 insertions(+), 4 deletions(-)

diff --git a/Documentation/config.txt b/Documentation/config.txt
index 04a1e2f..be6cf35 100644
--- a/Documentation/config.txt
+++ b/Documentation/config.txt
@@ -1768,6 +1768,12 @@ mergetool.keepTemporaries::
 	preserved, otherwise they will be removed after the tool has
 	exited. Defaults to `false`.
 
+mergetool.writeToTemp::
+	Git writes temporary 'BASE', 'LOCAL', and 'REMOTE' versions of
+	conflicting files in the worktree by default.  Git will attempt
+	to use a temporary directory for these files when set `true`.
+	Defaults to `false`.
+
 mergetool.prompt::
 	Prompt before each invocation of the merge resolution program.
 
diff --git a/git-mergetool.sh b/git-mergetool.sh
index 10782b8..2b788c5 100755
--- a/git-mergetool.sh
+++ b/git-mergetool.sh
@@ -37,6 +37,19 @@ base_present () {
 	test -n "$base_mode"
 }
 
+mergetool_tmpdir_init () {
+	if test "$(git config --bool mergetool.writeToTemp)" != true
+	then
+		MERGETOOL_TMPDIR=.
+		return 0
+	fi
+	if MERGETOOL_TMPDIR=$(mktemp -d -t "git-mergetool-XXXXXX" 2>/dev/null)
+	then
+		return 0
+	fi
+	die "error: mktemp is needed when 'mergetool.writeToTemp' is true"
+}
+
 cleanup_temp_files () {
 	if test "$1" = --save-backup
 	then
@@ -46,6 +59,10 @@ cleanup_temp_files () {
 	else
 		rm -f -- "$LOCAL" "$REMOTE" "$BASE" "$BACKUP"
 	fi
+	if test "$MERGETOOL_TMPDIR" != "."
+	then
+		rmdir "$MERGETOOL_TMPDIR"
+	fi
 }
 
 describe_file () {
@@ -235,10 +252,20 @@ merge_file () {
 		BASE=$MERGED
 		ext=
 	fi
-	BACKUP="./${BASE}_BACKUP_$$$ext"
-	LOCAL="./${BASE}_LOCAL_$$$ext"
-	REMOTE="./${BASE}_REMOTE_$$$ext"
-	BASE="./${BASE}_BASE_$$$ext"
+
+	mergetool_tmpdir_init
+
+	if test "$MERGETOOL_TMPDIR" != "."
+	then
+		# If we're using a temporary directory then write to the
+		# top-level of that directory.
+		BASE=${BASE##*/}
+	fi
+
+	BACKUP="$MERGETOOL_TMPDIR/${BASE}_BACKUP_$$$ext"
+	LOCAL="$MERGETOOL_TMPDIR/${BASE}_LOCAL_$$$ext"
+	REMOTE="$MERGETOOL_TMPDIR/${BASE}_REMOTE_$$$ext"
+	BASE="$MERGETOOL_TMPDIR/${BASE}_BASE_$$$ext"
 
 	base_mode=$(git ls-files -u -- "$MERGED" | awk '{if ($3==1) print $1;}')
 	local_mode=$(git ls-files -u -- "$MERGED" | awk '{if ($3==2) print $1;}')
-- 
2.1.2.379.gc4e1e0c

^ permalink raw reply related	[flat|nested] 6+ messages in thread

* Re: [PATCH] mergetool: add an option for writing to a temporary directory
  2014-10-11 17:04 [PATCH] mergetool: add an option for writing to a temporary directory David Aguilar
@ 2014-10-13 19:18 ` Junio C Hamano
  2014-10-13 19:24 ` Junio C Hamano
  1 sibling, 0 replies; 6+ messages in thread
From: Junio C Hamano @ 2014-10-13 19:18 UTC (permalink / raw)
  To: David Aguilar; +Cc: git, Charles Bailey

David Aguilar <davvid@gmail.com> writes:

> Teach mergetool to write files in a temporary directory when
> 'mergetool.writeToTemp' is true.
>
> This is helpful for tools such as Eclipse which cannot cope with
> multiple copies of the same file in the worktree.
>
> Suggested-by: Charles Bailey <charles@hashpling.org>
> Signed-off-by: David Aguilar <davvid@gmail.com>
> ---
> This patch is dependent on my previous mergetool patches:
> "use more conservative temporary..." and the subsequent --tool-help
> series.

I can understand why it depends on the "foo_BACKUP_1234.c" change,
but why does it need to depend on the other one?

>
>  Documentation/config.txt |  6 ++++++
>  git-mergetool.sh         | 35 +++++++++++++++++++++++++++++++----
>  2 files changed, 37 insertions(+), 4 deletions(-)
>
> diff --git a/Documentation/config.txt b/Documentation/config.txt
> index 04a1e2f..be6cf35 100644
> --- a/Documentation/config.txt
> +++ b/Documentation/config.txt
> @@ -1768,6 +1768,12 @@ mergetool.keepTemporaries::
>  	preserved, otherwise they will be removed after the tool has
>  	exited. Defaults to `false`.
>  
> +mergetool.writeToTemp::
> +	Git writes temporary 'BASE', 'LOCAL', and 'REMOTE' versions of
> +	conflicting files in the worktree by default.  Git will attempt
> +	to use a temporary directory for these files when set `true`.
> +	Defaults to `false`.
> +
>  mergetool.prompt::
>  	Prompt before each invocation of the merge resolution program.
>  
> diff --git a/git-mergetool.sh b/git-mergetool.sh
> index 10782b8..2b788c5 100755
> --- a/git-mergetool.sh
> +++ b/git-mergetool.sh
> @@ -37,6 +37,19 @@ base_present () {
>  	test -n "$base_mode"
>  }
>  
> +mergetool_tmpdir_init () {
> +	if test "$(git config --bool mergetool.writeToTemp)" != true
> +	then
> +		MERGETOOL_TMPDIR=.
> +		return 0
> +	fi
> +	if MERGETOOL_TMPDIR=$(mktemp -d -t "git-mergetool-XXXXXX" 2>/dev/null)
> +	then
> +		return 0
> +	fi
> +	die "error: mktemp is needed when 'mergetool.writeToTemp' is true"
> +}
> +
>  cleanup_temp_files () {
>  	if test "$1" = --save-backup
>  	then
> @@ -46,6 +59,10 @@ cleanup_temp_files () {
>  	else
>  		rm -f -- "$LOCAL" "$REMOTE" "$BASE" "$BACKUP"
>  	fi
> +	if test "$MERGETOOL_TMPDIR" != "."
> +	then
> +		rmdir "$MERGETOOL_TMPDIR"
> +	fi
>  }
>  
>  describe_file () {
> @@ -235,10 +252,20 @@ merge_file () {
>  		BASE=$MERGED
>  		ext=
>  	fi
> -	BACKUP="./${BASE}_BACKUP_$$$ext"
> -	LOCAL="./${BASE}_LOCAL_$$$ext"
> -	REMOTE="./${BASE}_REMOTE_$$$ext"
> -	BASE="./${BASE}_BASE_$$$ext"
> +
> +	mergetool_tmpdir_init
> +
> +	if test "$MERGETOOL_TMPDIR" != "."
> +	then
> +		# If we're using a temporary directory then write to the
> +		# top-level of that directory.
> +		BASE=${BASE##*/}
> +	fi
> +
> +	BACKUP="$MERGETOOL_TMPDIR/${BASE}_BACKUP_$$$ext"
> +	LOCAL="$MERGETOOL_TMPDIR/${BASE}_LOCAL_$$$ext"
> +	REMOTE="$MERGETOOL_TMPDIR/${BASE}_REMOTE_$$$ext"
> +	BASE="$MERGETOOL_TMPDIR/${BASE}_BASE_$$$ext"
>  
>  	base_mode=$(git ls-files -u -- "$MERGED" | awk '{if ($3==1) print $1;}')
>  	local_mode=$(git ls-files -u -- "$MERGED" | awk '{if ($3==2) print $1;}')

^ permalink raw reply	[flat|nested] 6+ messages in thread

* Re: [PATCH] mergetool: add an option for writing to a temporary directory
  2014-10-11 17:04 [PATCH] mergetool: add an option for writing to a temporary directory David Aguilar
  2014-10-13 19:18 ` Junio C Hamano
@ 2014-10-13 19:24 ` Junio C Hamano
  2014-10-15  6:38   ` David Aguilar
  1 sibling, 1 reply; 6+ messages in thread
From: Junio C Hamano @ 2014-10-13 19:24 UTC (permalink / raw)
  To: David Aguilar, Robin Rosenberg; +Cc: git, Charles Bailey

David Aguilar <davvid@gmail.com> writes:

> Teach mergetool to write files in a temporary directory when
> 'mergetool.writeToTemp' is true.
>
> This is helpful for tools such as Eclipse which cannot cope with
> multiple copies of the same file in the worktree.

With this can we drop the "change the temporary file name" patch by
Robin Rosenberg?

http://thread.gmane.org/gmane.comp.version-control.git/255457/focus=255599

Message-Id: <1408607240-11369-1-git-send-email-robin.rosenberg@dewire.com>

^ permalink raw reply	[flat|nested] 6+ messages in thread

* Re: [PATCH] mergetool: add an option for writing to a temporary directory
  2014-10-13 19:24 ` Junio C Hamano
@ 2014-10-15  6:38   ` David Aguilar
  2014-10-15 19:30     ` Robin Rosenberg
  0 siblings, 1 reply; 6+ messages in thread
From: David Aguilar @ 2014-10-15  6:38 UTC (permalink / raw)
  To: Junio C Hamano; +Cc: Robin Rosenberg, git, Charles Bailey

On Mon, Oct 13, 2014 at 12:24:41PM -0700, Junio C Hamano wrote:
> David Aguilar <davvid@gmail.com> writes:
> 
> > Teach mergetool to write files in a temporary directory when
> > 'mergetool.writeToTemp' is true.
> >
> > This is helpful for tools such as Eclipse which cannot cope with
> > multiple copies of the same file in the worktree.
> 
> With this can we drop the "change the temporary file name" patch by
> Robin Rosenberg?
> 
> http://thread.gmane.org/gmane.comp.version-control.git/255457/focus=255599
> 
> Message-Id: <1408607240-11369-1-git-send-email-robin.rosenberg@dewire.com>

I would think so but I'm biased ;-)
-- 
David

^ permalink raw reply	[flat|nested] 6+ messages in thread

* Re: [PATCH] mergetool: add an option for writing to a temporary directory
  2014-10-15  6:38   ` David Aguilar
@ 2014-10-15 19:30     ` Robin Rosenberg
  2014-10-15 20:45       ` Junio C Hamano
  0 siblings, 1 reply; 6+ messages in thread
From: Robin Rosenberg @ 2014-10-15 19:30 UTC (permalink / raw)
  To: David Aguilar; +Cc: Junio C Hamano, git, Charles Bailey



----- Ursprungligt meddelande -----
> Från: "David Aguilar" <davvid@gmail.com>
> Till: "Junio C Hamano" <gitster@pobox.com>
> Kopia: "Robin Rosenberg" <robin.rosenberg@dewire.com>, git@vger.kernel.org, "Charles Bailey" <charles@hashpling.org>
> Skickat: onsdag, 15 okt 2014 8:38:49
> Ämne: Re: [PATCH] mergetool: add an option for writing to a temporary directory
> 
> On Mon, Oct 13, 2014 at 12:24:41PM -0700, Junio C Hamano wrote:
> > David Aguilar <davvid@gmail.com> writes:
> > 
> > > Teach mergetool to write files in a temporary directory when
> > > 'mergetool.writeToTemp' is true.
> > >
> > > This is helpful for tools such as Eclipse which cannot cope with
> > > multiple copies of the same file in the worktree.
> > 
> > With this can we drop the "change the temporary file name" patch by
> > Robin Rosenberg?
> > 
> > http://thread.gmane.org/gmane.comp.version-control.git/255457/focus=255599
> > 
> > Message-Id: <1408607240-11369-1-git-send-email-robin.rosenberg@dewire.com>
> 
> I would think so but I'm biased ;-)

The new patch solves my problem.

-- robin

^ permalink raw reply	[flat|nested] 6+ messages in thread

* Re: [PATCH] mergetool: add an option for writing to a temporary directory
  2014-10-15 19:30     ` Robin Rosenberg
@ 2014-10-15 20:45       ` Junio C Hamano
  0 siblings, 0 replies; 6+ messages in thread
From: Junio C Hamano @ 2014-10-15 20:45 UTC (permalink / raw)
  To: Robin Rosenberg; +Cc: David Aguilar, git, Charles Bailey

Robin Rosenberg <robin.rosenberg.lists@dewire.com> writes:

> ----- Ursprungligt meddelande -----
>> Från: "David Aguilar" <davvid@gmail.com>
>> Till: "Junio C Hamano" <gitster@pobox.com>
>> Kopia: "Robin Rosenberg" <robin.rosenberg@dewire.com>,
>> git@vger.kernel.org, "Charles Bailey" <charles@hashpling.org>
>> Skickat: onsdag, 15 okt 2014 8:38:49
>> Ämne: Re: [PATCH] mergetool: add an option for writing to a temporary directory
>> 
>> On Mon, Oct 13, 2014 at 12:24:41PM -0700, Junio C Hamano wrote:
>> > David Aguilar <davvid@gmail.com> writes:
>> > 
>> > > Teach mergetool to write files in a temporary directory when
>> > > 'mergetool.writeToTemp' is true.
>> > >
>> > > This is helpful for tools such as Eclipse which cannot cope with
>> > > multiple copies of the same file in the worktree.
>> > 
>> > With this can we drop the "change the temporary file name" patch by
>> > Robin Rosenberg?
>> > 
>> > http://thread.gmane.org/gmane.comp.version-control.git/255457/focus=255599
>> > 
>> > Message-Id: <1408607240-11369-1-git-send-email-robin.rosenberg@dewire.com>
>> 
>> I would think so but I'm biased ;-)
>
> The new patch solves my problem.

Thanks.  Let's move David's series forward then.

^ permalink raw reply	[flat|nested] 6+ messages in thread

end of thread, other threads:[~2014-10-15 20:45 UTC | newest]

Thread overview: 6+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2014-10-11 17:04 [PATCH] mergetool: add an option for writing to a temporary directory David Aguilar
2014-10-13 19:18 ` Junio C Hamano
2014-10-13 19:24 ` Junio C Hamano
2014-10-15  6:38   ` David Aguilar
2014-10-15 19:30     ` Robin Rosenberg
2014-10-15 20:45       ` Junio C Hamano

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