These functions were added because processing of these conflicts needed
to be deferred until process_entry() in order to get D/F conflicts and
such right.  The number of these has grown over time, and now include
some whose name is misleading:
  * conflict_rename_normal() is for handling normal file renames; a
    typical rename may need content merging, but we expect conflicts
    from that to be more the exception than the rule.
  * conflict_rename_via_dir() will not be a conflict; it was just an
    add that turned into a move due to directory rename detection.
    (If there was a file in the way of the move, that would have been
    detected and reported earlier.)
  * conflict_rename_rename_2to1 and conflict_rename_add (the latter
    of which doesn't exist yet but has been submitted before and I
    intend to resend) technically might not be conflicts if the
    colliding paths happen to match exactly.
Rename this family of functions to handle_rename_*().

Also rename handle_renames() to detect_and_process_renames() both to make
it clearer what it does, and to differentiate it as a pre-processing step
from all the handle_rename_*() functions which are called from
process_entry().

Acked-by: Johannes Schindelin <johannes.schinde...@gmx.de>
Signed-off-by: Elijah Newren <new...@gmail.com>
---
 merge-recursive.c | 86 +++++++++++++++++++++++------------------------
 1 file changed, 43 insertions(+), 43 deletions(-)

diff --git a/merge-recursive.c b/merge-recursive.c
index 910f0b70f0..7cf11dc04c 100644
--- a/merge-recursive.c
+++ b/merge-recursive.c
@@ -1410,10 +1410,10 @@ static int merge_file_one(struct merge_options *o,
        return merge_file_1(o, &one, &a, &b, path, branch1, branch2, mfi);
 }
 
-static int conflict_rename_via_dir(struct merge_options *o,
-                                  struct diff_filepair *pair,
-                                  const char *rename_branch,
-                                  const char *other_branch)
+static int handle_rename_via_dir(struct merge_options *o,
+                                struct diff_filepair *pair,
+                                const char *rename_branch,
+                                const char *other_branch)
 {
        /*
         * Handle file adds that need to be renamed due to directory rename
@@ -1515,10 +1515,10 @@ static int handle_change_delete(struct merge_options *o,
        return ret;
 }
 
-static int conflict_rename_delete(struct merge_options *o,
-                                 struct diff_filepair *pair,
-                                 const char *rename_branch,
-                                 const char *delete_branch)
+static int handle_rename_delete(struct merge_options *o,
+                               struct diff_filepair *pair,
+                               const char *rename_branch,
+                               const char *delete_branch)
 {
        const struct diff_filespec *orig = pair->one;
        const struct diff_filespec *dest = pair->two;
@@ -1620,8 +1620,8 @@ static int handle_file(struct merge_options *o,
        return ret;
 }
 
-static int conflict_rename_rename_1to2(struct merge_options *o,
-                                      struct rename_conflict_info *ci)
+static int handle_rename_rename_1to2(struct merge_options *o,
+                                    struct rename_conflict_info *ci)
 {
        /* One file was renamed in both branches, but to different names. */
        struct diff_filespec *one = ci->pair1->one;
@@ -1682,8 +1682,8 @@ static int conflict_rename_rename_1to2(struct 
merge_options *o,
        return 0;
 }
 
-static int conflict_rename_rename_2to1(struct merge_options *o,
-                                      struct rename_conflict_info *ci)
+static int handle_rename_rename_2to1(struct merge_options *o,
+                                    struct rename_conflict_info *ci)
 {
        /* Two files, a & b, were renamed to the same thing, c. */
        struct diff_filespec *a = ci->pair1->one;
@@ -2425,7 +2425,7 @@ static void apply_directory_rename_modifications(struct 
merge_options *o,
         * "NOTE" in update_stages(), doing so will modify the current
         * in-memory index which will break calls to would_lose_untracked()
         * that we need to make.  Instead, we need to just make sure that
-        * the various conflict_rename_*() functions update the index
+        * the various handle_rename_*() functions update the index
         * explicitly rather than relying on unpack_trees() to have done it.
         */
        get_tree_entry(&tree->object.oid,
@@ -2829,12 +2829,12 @@ static void initial_cleanup_rename(struct 
diff_queue_struct *pairs,
        free(pairs);
 }
 
-static int handle_renames(struct merge_options *o,
-                         struct tree *common,
-                         struct tree *head,
-                         struct tree *merge,
-                         struct string_list *entries,
-                         struct rename_info *ri)
+static int detect_and_process_renames(struct merge_options *o,
+                                     struct tree *common,
+                                     struct tree *head,
+                                     struct tree *merge,
+                                     struct string_list *entries,
+                                     struct rename_info *ri)
 {
        struct diff_queue_struct *head_pairs, *merge_pairs;
        struct hashmap *dir_re_head, *dir_re_merge;
@@ -3105,12 +3105,12 @@ static int merge_content(struct merge_options *o,
        return !is_dirty && mfi.clean;
 }
 
-static int conflict_rename_normal(struct merge_options *o,
-                                 const char *path,
-                                 struct object_id *o_oid, unsigned int o_mode,
-                                 struct object_id *a_oid, unsigned int a_mode,
-                                 struct object_id *b_oid, unsigned int b_mode,
-                                 struct rename_conflict_info *ci)
+static int handle_rename_normal(struct merge_options *o,
+                               const char *path,
+                               struct object_id *o_oid, unsigned int o_mode,
+                               struct object_id *a_oid, unsigned int a_mode,
+                               struct object_id *b_oid, unsigned int b_mode,
+                               struct rename_conflict_info *ci)
 {
        /* Merge the content and write it out */
        return merge_content(o, path, was_dirty(o, path),
@@ -3137,37 +3137,37 @@ static int process_entry(struct merge_options *o,
                switch (conflict_info->rename_type) {
                case RENAME_NORMAL:
                case RENAME_ONE_FILE_TO_ONE:
-                       clean_merge = conflict_rename_normal(o,
-                                                            path,
-                                                            o_oid, o_mode,
-                                                            a_oid, a_mode,
-                                                            b_oid, b_mode,
-                                                            conflict_info);
+                       clean_merge = handle_rename_normal(o,
+                                                          path,
+                                                          o_oid, o_mode,
+                                                          a_oid, a_mode,
+                                                          b_oid, b_mode,
+                                                          conflict_info);
                        break;
                case RENAME_VIA_DIR:
                        clean_merge = 1;
-                       if (conflict_rename_via_dir(o,
-                                                   conflict_info->pair1,
-                                                   conflict_info->branch1,
-                                                   conflict_info->branch2))
+                       if (handle_rename_via_dir(o,
+                                                 conflict_info->pair1,
+                                                 conflict_info->branch1,
+                                                 conflict_info->branch2))
                                clean_merge = -1;
                        break;
                case RENAME_DELETE:
                        clean_merge = 0;
-                       if (conflict_rename_delete(o,
-                                                  conflict_info->pair1,
-                                                  conflict_info->branch1,
-                                                  conflict_info->branch2))
+                       if (handle_rename_delete(o,
+                                                conflict_info->pair1,
+                                                conflict_info->branch1,
+                                                conflict_info->branch2))
                                clean_merge = -1;
                        break;
                case RENAME_ONE_FILE_TO_TWO:
                        clean_merge = 0;
-                       if (conflict_rename_rename_1to2(o, conflict_info))
+                       if (handle_rename_rename_1to2(o, conflict_info))
                                clean_merge = -1;
                        break;
                case RENAME_TWO_FILES_TO_ONE:
                        clean_merge = 0;
-                       if (conflict_rename_rename_2to1(o, conflict_info))
+                       if (handle_rename_rename_2to1(o, conflict_info))
                                clean_merge = -1;
                        break;
                default:
@@ -3307,8 +3307,8 @@ int merge_trees(struct merge_options *o,
                get_files_dirs(o, merge);
 
                entries = get_unmerged();
-               clean = handle_renames(o, common, head, merge, entries,
-                                      &re_info);
+               clean = detect_and_process_renames(o, common, head, merge,
+                                                  entries, &re_info);
                record_df_conflict_files(o, entries);
                if (clean < 0)
                        goto cleanup;
-- 
2.18.0.rc1.6.gffeb3ef585

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