+
+ if (argc == 2) {
+ if (!strcmp(argv[1], "--missing-ok"))
+ missing_ok = 1;
+ else
+ die("unknown option %s", argv[1]);
+ }
+
+ if (argc > 2)
+ die("too many options");
+
+ if (entries < 0)
+ die("git-write-tree: error reading cache");
+
+ /* Verify that the tree is merged */
+ funny = 0;
+ for (i = 0; i < entries; i++) {
+ struct cache_entry *ce = active_cache[i];
+ if (ntohs(ce->ce_flags) & ~CE_NAMEMASK) {
+ if (10 < ++funny) {
+ fprintf(stderr, "...\n");
+ break;
+ }
+ fprintf(stderr, "%s: unmerged (%s)\n", ce->name, sha1_to_hex(ce->sha1));
+ }
+ }
+ if (funny)
+ die("git-write-tree: not able to write tree");
+
+ /* Also verify that the cache does not have path and path/file
+ * at the same time. At this point we know the cache has only
+ * stage 0 entries.
+ */
+ funny = 0;
+ for (i = 0; i < entries - 1; i++) {
+ /* path/file always comes after path because of the way
+ * the cache is sorted. Also path can appear only once,
+ * which means conflicting one would immediately follow.
+ */
+ const char *this_name = active_cache[i]->name;
+ const char *next_name = active_cache[i+1]->name;
+ int this_len = strlen(this_name);
+ if (this_len < strlen(next_name) &&
+ strncmp(this_name, next_name, this_len) == 0 &&
+ next_name[this_len] == '/') {
+ if (10 < ++funny) {
+ fprintf(stderr, "...\n");
+ break;
+ }
+ fprintf(stderr, "You have both %s and %s\n",
+ this_name, next_name);
+ }
+ }
+ if (funny)
+ die("git-write-tree: not able to write tree");