index-pack: prefetch missing REF_DELTA bases

diff --git a/read-cache.c b/read-cache.c
index da0e411c55d7b6fdfe0a0dc159e87907a3c539ef..4fad4e3f9ab004c85c0b2614b4d0637809d7e1b8 100644 (file)
--- a/read-cache.c
+++ b/read-cache.c
@@ -17,6 +17,7 @@
 #include "commit.h"
 #include "blob.h"
 #include "resolve-undo.h"
+#include "run-command.h"
 #include "strbuf.h"
 #include "varint.h"
 #include "split-index.h"
@@ -708,6 +709,7 @@ int add_to_index(struct index_state *istate, const char *path, struct stat *st,
        int add_option = (ADD_CACHE_OK_TO_ADD|ADD_CACHE_OK_TO_REPLACE|
                          (intent_only ? ADD_CACHE_NEW_ONLY : 0));
        int hash_flags = HASH_WRITE_OBJECT;
+       struct object_id oid;
 
        if (flags & ADD_CACHE_RENORMALIZE)
                hash_flags |= HASH_RENORMALIZE;
@@ -717,6 +719,8 @@ int add_to_index(struct index_state *istate, const char *path, struct stat *st,
 
        namelen = strlen(path);
        if (S_ISDIR(st_mode)) {
+               if (resolve_gitlink_ref(path, "HEAD", &oid) < 0)
+                       return error(_("'%s' does not have a commit checked out"), path);
                while (namelen && path[namelen-1] == '/')
                        namelen--;
        }
@@ -3033,8 +3037,17 @@ static int do_write_locked_index(struct index_state *istate, struct lock_file *l
        if (ret)
                return ret;
        if (flags & COMMIT_LOCK)
-               return commit_locked_index(lock);
-       return close_lock_file_gently(lock);
+               ret = commit_locked_index(lock);
+       else
+               ret = close_lock_file_gently(lock);
+
+       run_hook_le(NULL, "post-index-change",
+                       istate->updated_workdir ? "1" : "0",
+                       istate->updated_skipworktree ? "1" : "0", NULL);
+       istate->updated_workdir = 0;
+       istate->updated_skipworktree = 0;
+
+       return ret;
 }
 
 static int write_split_index(struct index_state *istate,
@@ -3118,7 +3131,7 @@ static int write_shared_index(struct index_state *istate,
        trace2_region_enter_printf("index", "shared/do_write_index",
                                   the_repository, "%s", (*temp)->filename.buf);
        ret = do_write_index(si->base, *temp, 1);
-       trace2_region_enter_printf("index", "shared/do_write_index",
+       trace2_region_leave_printf("index", "shared/do_write_index",
                                   the_repository, "%s", (*temp)->filename.buf);
 
        if (ret)