commit-reach: prepare get_merge_bases to handle any repo

Similarly to previous patches, the get_merge_base functions are used
often in the code base, which makes migrating them hard.

Implement the new functions, prefixed with 'repo_' and hide the old
functions behind a wrapper macro.

Signed-off-by: Stefan Beller <sbeller@google.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

diff --git a/commit-reach.c b/commit-reach.c
index b3b1f62abaa52306c272a67cd375d9b9a1e72b7c..657a4e9b5a8fe91050f18019942e1afb21ff6193 100644 (file)
--- a/commit-reach.c
+++ b/commit-reach.c
@@ -258,23 +258,27 @@ static struct commit_list *get_merge_bases_many_0(struct repository *r,
        return result;
 }
 
-struct commit_list *get_merge_bases_many(struct commit *one,
-                                        int n,
-                                        struct commit **twos)
+struct commit_list *repo_get_merge_bases_many(struct repository *r,
+                                             struct commit *one,
+                                             int n,
+                                             struct commit **twos)
 {
-       return get_merge_bases_many_0(the_repository, one, n, twos, 1);
+       return get_merge_bases_many_0(r, one, n, twos, 1);
 }
 
-struct commit_list *get_merge_bases_many_dirty(struct commit *one,
-                                              int n,
-                                              struct commit **twos)
+struct commit_list *repo_get_merge_bases_many_dirty(struct repository *r,
+                                                   struct commit *one,
+                                                   int n,
+                                                   struct commit **twos)
 {
-       return get_merge_bases_many_0(the_repository, one, n, twos, 0);
+       return get_merge_bases_many_0(r, one, n, twos, 0);
 }
 
-struct commit_list *get_merge_bases(struct commit *one, struct commit *two)
+struct commit_list *repo_get_merge_bases(struct repository *r,
+                                        struct commit *one,
+                                        struct commit *two)
 {
-       return get_merge_bases_many_0(the_repository, one, 1, &two, 1);
+       return get_merge_bases_many_0(r, one, 1, &two, 1);
 }
 
 /*

diff --git a/commit-reach.h b/commit-reach.h
index 7d313e2975a28ef79b2ccf6dea965d4f139eda58..52667d64ac8765fc6edba4702070d3057c70d0af 100644 (file)
--- a/commit-reach.h
+++ b/commit-reach.h
@@ -8,17 +8,23 @@ struct commit_list;
 struct contains_cache;
 struct ref_filter;
 
-struct commit_list *get_merge_bases_many(struct commit *one,
-                                        int n,
-                                        struct commit **twos);
-struct commit_list *get_merge_bases_many_dirty(struct commit *one,
-                                              int n,
-                                              struct commit **twos);
-struct commit_list *get_merge_bases(struct commit *one, struct commit *two);
-struct commit_list *get_octopus_merge_bases(struct commit_list *in);
-
+struct commit_list *repo_get_merge_bases(struct repository *r,
+                                        struct commit *rev1,
+                                        struct commit *rev2);
+struct commit_list *repo_get_merge_bases_many(struct repository *r,
+                                             struct commit *one, int n,
+                                             struct commit **twos);
 /* To be used only when object flags after this call no longer matter */
-struct commit_list *get_merge_bases_many_dirty(struct commit *one, int n, struct commit **twos);
+struct commit_list *repo_get_merge_bases_many_dirty(struct repository *r,
+                                                   struct commit *one, int n,
+                                                   struct commit **twos);
+#ifndef NO_THE_REPOSITORY_COMPATIBILITY_MACROS
+#define get_merge_bases(r1, r2)           repo_get_merge_bases(the_repository, r1, r2)
+#define get_merge_bases_many(one, n, two) repo_get_merge_bases_many(the_repository, one, n, two)
+#define get_merge_bases_many_dirty(one, n, twos) repo_get_merge_bases_many_dirty(the_repository, one, n, twos)
+#endif
+
+struct commit_list *get_octopus_merge_bases(struct commit_list *in);
 
 int is_descendant_of(struct commit *commit, struct commit_list *with_commit);
 int in_merge_bases_many(struct commit *commit, int nr_reference, struct commit **reference);

diff --git a/contrib/coccinelle/the_repository.pending.cocci b/contrib/coccinelle/the_repository.pending.cocci
index b185fe0a1d86f80ef137ff69415d9500a8989dd9..f6c2915a4e03be9688405963f987b9d1ea352e19 100644 (file)
--- a/contrib/coccinelle/the_repository.pending.cocci
+++ b/contrib/coccinelle/the_repository.pending.cocci
@@ -64,3 +64,29 @@ expression E;
 - parse_commit(
 + repo_parse_commit(the_repository,
   E)
+
+@@
+expression E;
+expression F;
+@@
+- get_merge_bases(
++ repo_get_merge_bases(the_repository,
+  E, F);
+
+@@
+expression E;
+expression F;
+expression G;
+@@
+- get_merge_bases_many(
++ repo_get_merge_bases_many(the_repository,
+  E, F, G);
+
+@@
+expression E;
+expression F;
+expression G;
+@@
+- get_merge_bases_many_dirty(
++ repo_get_merge_bases_many_dirty(the_repository,
+  E, F, G);