[PATCH v4 2/2] merge-recursive: more consistent interface

["Felipe Gonçalves Assis" <felipeg.assis@gmail.com>]

Add strategy option find-renames, following git-diff interface. This
makes the option rename-threshold redundant.

Signed-off-by: Felipe Gonçalves Assis <felipegassis@gmail.com>
---
 Documentation/merge-strategies.txt | 10 ++++++----
 merge-recursive.c                  |  5 ++++-
 2 files changed, 10 insertions(+), 5 deletions(-)

diff --git a/Documentation/merge-strategies.txt b/Documentation/merge-strategies.txt
index 1a5e197..ff359b6 100644
--- a/Documentation/merge-strategies.txt
+++ b/Documentation/merge-strategies.txt
@@ -85,11 +85,13 @@ no-renames;;
 	Turn off rename detection.
 	See also linkgit:git-diff[1] `--no-renames`.
 
+find-renames[=<n>];;
+	Turn on rename detection, optionally setting the the similarity
+	threshold. This is the default.
+	See also linkgit:git-diff[1] `--find-renames`.
+
 rename-threshold=<n>;;
-	Controls the similarity threshold used for rename detection.
-	Re-enables rename detection if disabled by a preceding
-	`no-renames`.
-	See also linkgit:git-diff[1] `-M`.
+	Deprecated synonym for `find-renames=<n>`.
 
 subtree[=<path>];;
 	This option is a more advanced form of 'subtree' strategy, where
diff --git a/merge-recursive.c b/merge-recursive.c
index 6dd0a11..700febd 100644
--- a/merge-recursive.c
+++ b/merge-recursive.c
@@ -2094,7 +2094,10 @@ int parse_merge_opt(struct merge_options *o, const char *s)
 		o->renormalize = 0;
 	else if (!strcmp(s, "no-renames"))
 		o->detect_rename = 0;
-	else if (skip_prefix(s, "rename-threshold=", &arg)) {
+	else if (!strcmp(s, "find-renames"))
+		o->detect_rename = 1;
+	else if (skip_prefix(s, "find-renames=", &arg) ||
+	         skip_prefix(s, "rename-threshold=", &arg)) {
 		if ((o->rename_score = parse_rename_score(&arg)) == -1 || *arg != 0)
 			return -1;
 		o->detect_rename = 1;
-- 
2.7.1.289.ga0c045c