[PATCH dim 2/2] dim: Curate and insert tags into patch(es)

[Sean Paul <seanpaul@chromium.org>]

Launch $EDITOR when extracting tags to curate the tags immediately. Once the
tags are proper, automatically add them before the first Signed-off-by line
to all patches in the range.

Signed-off-by: Sean Paul <seanpaul@chromium.org>
---
 dim | 13 ++++++++++---
 1 file changed, 10 insertions(+), 3 deletions(-)

diff --git a/dim b/dim
index 43ea794..6a5580a 100755
--- a/dim
+++ b/dim
@@ -1145,6 +1145,12 @@ function rangeish()
 	fi
 }
 
+function insert_extracted_tags
+{
+	new_tabs=`cat $1 | awk '{ORS="\\\\n"} {print $0}' | head -c-3`
+	awk "/Signed-off-by/{p++} p==1{print \"$new_tabs\"; p++} p!=1{print}"
+}
+
 function dim_extract_tags
 {
 	local branch range file tags
@@ -1167,9 +1173,10 @@ function dim_extract_tags
 		return 0
 	fi
 
-	tags=$(printf -- "# *** extracted tags ***\n%s" "$tags")
-
-	git filter-branch -f --msg-filter "cat ; echo \"$tags\"" $range
+	echo "$tags" > $file
+	$EDITOR $file
+	export -f insert_extracted_tags
+	git filter-branch -f --msg-filter "insert_extracted_tags $file" $range
 }
 
 function dim_extract_queued
-- 
2.12.1.500.gab5fba24ee-goog

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