submodule: add a helper to check if it is safe to write to .gitmodules

diff --git a/builtin/merge-base.c b/builtin/merge-base.c
index 3b7600150b66c4bf814e21b74b2d931f44c83805..08d91b1f0c0172fef93f1a87bf0843a85f57ca37 100644 (file)
--- a/builtin/merge-base.c
+++ b/builtin/merge-base.c
@@ -6,6 +6,7 @@
 #include "diff.h"
 #include "revision.h"
 #include "parse-options.h"
+#include "repository.h"
 
 static int show_merge_base(struct commit **rev, int rev_nr, int show_all)
 {
@@ -42,7 +43,7 @@ static struct commit *get_commit_reference(const char *arg)
 
        if (get_oid(arg, &revkey))
                die("Not a valid object name %s", arg);
-       r = lookup_commit_reference(&revkey);
+       r = lookup_commit_reference(the_repository, &revkey);
        if (!r)
                die("Not a valid commit name %s", arg);
 
@@ -123,7 +124,7 @@ static void add_one_commit(struct object_id *oid, struct rev_collect *revs)
        if (is_null_oid(oid))
                return;
 
-       commit = lookup_commit(oid);
+       commit = lookup_commit(the_repository, oid);
        if (!commit ||
            (commit->object.flags & TMP_MARK) ||
            parse_commit(commit))
@@ -171,7 +172,7 @@ static int handle_fork_point(int argc, const char **argv)
        if (get_oid(commitname, &oid))
                die("Not a valid object name: '%s'", commitname);
 
-       derived = lookup_commit_reference(&oid);
+       derived = lookup_commit_reference(the_repository, &oid);
        memset(&revs, 0, sizeof(revs));
        revs.initial = 1;
        for_each_reflog_ent(refname, collect_one_reflog_ent, &revs);