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-rw-r--r--entry.c30
1 files changed, 30 insertions, 0 deletions
diff --git a/entry.c b/entry.c
index c6eea240b..d6b263f78 100644
--- a/entry.c
+++ b/entry.c
@@ -2,6 +2,7 @@
#include "blob.h"
#include "dir.h"
#include "streaming.h"
+#include "submodule.h"
static void create_directories(const char *path, int path_len,
const struct checkout *state)
@@ -146,6 +147,7 @@ static int write_entry(struct cache_entry *ce,
unsigned long size;
size_t wrote, newsize = 0;
struct stat st;
+ const struct submodule *sub;
if (ce_mode_s_ifmt == S_IFREG) {
struct stream_filter *filter = get_stream_filter(ce->name,
@@ -203,6 +205,11 @@ static int write_entry(struct cache_entry *ce,
return error("cannot create temporary submodule %s", path);
if (mkdir(path, 0777) < 0)
return error("cannot create submodule directory %s", path);
+ sub = submodule_from_ce(ce);
+ if (sub)
+ return submodule_move_head(ce->name,
+ NULL, oid_to_hex(&ce->oid),
+ state->force ? SUBMODULE_MOVE_HEAD_FORCE : 0);
break;
default:
return error("unknown file mode for %s in index", path);
@@ -259,7 +266,30 @@ int checkout_entry(struct cache_entry *ce,
strbuf_add(&path, ce->name, ce_namelen(ce));
if (!check_path(path.buf, path.len, &st, state->base_dir_len)) {
+ const struct submodule *sub;
unsigned changed = ce_match_stat(ce, &st, CE_MATCH_IGNORE_VALID|CE_MATCH_IGNORE_SKIP_WORKTREE);
+ /*
+ * Needs to be checked before !changed returns early,
+ * as the possibly empty directory was not changed
+ */
+ sub = submodule_from_ce(ce);
+ if (sub) {
+ int err;
+ if (!is_submodule_populated_gently(ce->name, &err)) {
+ struct stat sb;
+ if (lstat(ce->name, &sb))
+ die(_("could not stat file '%s'"), ce->name);
+ if (!(st.st_mode & S_IFDIR))
+ unlink_or_warn(ce->name);
+
+ return submodule_move_head(ce->name,
+ NULL, oid_to_hex(&ce->oid), 0);
+ } else
+ return submodule_move_head(ce->name,
+ "HEAD", oid_to_hex(&ce->oid),
+ state->force ? SUBMODULE_MOVE_HEAD_FORCE : 0);
+ }
+
if (!changed)
return 0;
if (!state->force) {