Allow git-svnimport to take "" as the trunk directory.

diff --git a/fetch.c b/fetch.c
index c426c049974fa1bf1aceea9d43d2e2c5ce194e06..811be87a3c1e0d14d9f2b37650d56575b49caa22 100644 (file)
--- a/fetch.c
+++ b/fetch.c
@@ -1,6 +1,5 @@
-#include "fetch.h"
-
 #include "cache.h"
+#include "fetch.h"
 #include "commit.h"
 #include "tree.h"
 #include "tree-walk.h"
@@ -16,20 +15,21 @@ int get_verbosely = 0;
 int get_recover = 0;
 static unsigned char current_commit_sha1[20];
 
-void pull_say(const char *fmt, const char *hex) 
+void pull_say(const char *fmt, const char *hex)
 {
        if (get_verbosely)
                fprintf(stderr, fmt, hex);
 }
 
-static void report_missing(const char *what, const unsigned char *missing)
+static void report_missing(const struct object *obj)
 {
        char missing_hex[41];
-
-       strcpy(missing_hex, sha1_to_hex(missing));;
-       fprintf(stderr,
-               "Cannot obtain needed %s %s\nwhile processing commit %s.\n",
-               what, missing_hex, sha1_to_hex(current_commit_sha1));
+       strcpy(missing_hex, sha1_to_hex(obj->sha1));;
+       fprintf(stderr, "Cannot obtain needed %s %s\n",
+               obj->type ? typename(obj->type): "object", missing_hex);
+       if (!is_null_sha1(current_commit_sha1))
+               fprintf(stderr, "while processing commit %s.\n",
+                       sha1_to_hex(current_commit_sha1));
 }
 
 static int process(struct object *obj);
@@ -42,11 +42,13 @@ static int process_tree(struct tree *tree)
        if (parse_tree(tree))
                return -1;
 
-       desc.buf = tree->buffer;
-       desc.size = tree->size;
+       init_tree_desc(&desc, tree->buffer, tree->size);
        while (tree_entry(&desc, &entry)) {
                struct object *obj = NULL;
 
+               /* submodule commits are not stored in the superproject */
+               if (S_ISGITLINK(entry.mode))
+                       continue;
                if (S_ISDIR(entry.mode)) {
                        struct tree *tree = lookup_tree(entry.sha1);
                        if (tree)
@@ -154,7 +156,7 @@ static int process(struct object *obj)
                        return 0;
                prefetch(obj->sha1);
        }
-               
+
        object_list_insert(obj, process_queue_end);
        process_queue_end = &(*process_queue_end)->next;
        return 0;
@@ -177,7 +179,7 @@ static int loop(void)
                 */
                if (! (obj->flags & TO_SCAN)) {
                        if (fetch(obj->sha1)) {
-                               report_missing(typename(obj->type), obj->sha1);
+                               report_missing(obj);
                                return -1;
                        }
                }