diff options
Diffstat (limited to 'submodule.c')
| -rw-r--r-- | submodule.c | 29 |
1 files changed, 28 insertions, 1 deletions
diff --git a/submodule.c b/submodule.c index 924b156950..88c7488a63 100644 --- a/submodule.c +++ b/submodule.c @@ -263,6 +263,33 @@ void set_config_fetch_recurse_submodules(int value) config_fetch_recurse_submodules = value; } +static int is_submodule_commit_present(const char *path, unsigned char sha1[20]) +{ + int is_present = 0; + if (!add_submodule_odb(path) && lookup_commit_reference(sha1)) { + /* Even if the submodule is checked out and the commit is + * present, make sure it is reachable from a ref. */ + struct child_process cp; + const char *argv[] = {"rev-list", "-n", "1", NULL, "--not", "--all", NULL}; + struct strbuf buf = STRBUF_INIT; + + argv[3] = sha1_to_hex(sha1); + memset(&cp, 0, sizeof(cp)); + cp.argv = argv; + cp.env = local_repo_env; + cp.git_cmd = 1; + cp.no_stdin = 1; + cp.out = -1; + cp.dir = path; + if (!run_command(&cp) && !strbuf_read(&buf, cp.out, 1024)) + is_present = 1; + + close(cp.out); + strbuf_release(&buf); + } + return is_present; +} + static void submodule_collect_changed_cb(struct diff_queue_struct *q, struct diff_options *options, void *data) @@ -280,7 +307,7 @@ static void submodule_collect_changed_cb(struct diff_queue_struct *q, * being moved around. */ struct string_list_item *path; path = unsorted_string_list_lookup(&changed_submodule_paths, p->two->path); - if (!path) + if (!path && !is_submodule_commit_present(p->two->path, p->two->sha1)) string_list_append(&changed_submodule_paths, xstrdup(p->two->path)); } else { /* Submodule is new or was moved here */ |