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-rw-r--r--builtin/write-tree.c64
1 files changed, 64 insertions, 0 deletions
diff --git a/builtin/write-tree.c b/builtin/write-tree.c
new file mode 100644
index 0000000..66e83d0
--- /dev/null
+++ b/builtin/write-tree.c
@@ -0,0 +1,64 @@
+/*
+ * GIT - The information manager from hell
+ *
+ * Copyright (C) Linus Torvalds, 2005
+ */
+#define USE_THE_INDEX_VARIABLE
+#include "builtin.h"
+#include "config.h"
+#include "environment.h"
+#include "gettext.h"
+#include "hex.h"
+#include "tree.h"
+#include "cache-tree.h"
+#include "parse-options.h"
+#include "repository.h"
+
+static const char * const write_tree_usage[] = {
+ N_("git write-tree [--missing-ok] [--prefix=<prefix>/]"),
+ NULL
+};
+
+int cmd_write_tree(int argc, const char **argv, const char *cmd_prefix)
+{
+ int flags = 0, ret;
+ const char *tree_prefix = NULL;
+ struct object_id oid;
+ const char *me = "git-write-tree";
+ struct option write_tree_options[] = {
+ OPT_BIT(0, "missing-ok", &flags, N_("allow missing objects"),
+ WRITE_TREE_MISSING_OK),
+ OPT_STRING(0, "prefix", &tree_prefix, N_("<prefix>/"),
+ N_("write tree object for a subdirectory <prefix>")),
+ { OPTION_BIT, 0, "ignore-cache-tree", &flags, NULL,
+ N_("only useful for debugging"),
+ PARSE_OPT_HIDDEN | PARSE_OPT_NOARG, NULL,
+ WRITE_TREE_IGNORE_CACHE_TREE },
+ OPT_END()
+ };
+
+ git_config(git_default_config, NULL);
+ argc = parse_options(argc, argv, cmd_prefix, write_tree_options,
+ write_tree_usage, 0);
+
+ prepare_repo_settings(the_repository);
+ the_repository->settings.command_requires_full_index = 0;
+
+ ret = write_index_as_tree(&oid, &the_index, get_index_file(), flags,
+ tree_prefix);
+ switch (ret) {
+ case 0:
+ printf("%s\n", oid_to_hex(&oid));
+ break;
+ case WRITE_TREE_UNREADABLE_INDEX:
+ die("%s: error reading the index", me);
+ break;
+ case WRITE_TREE_UNMERGED_INDEX:
+ die("%s: error building trees", me);
+ break;
+ case WRITE_TREE_PREFIX_ERROR:
+ die("%s: prefix %s not found", me, tree_prefix);
+ break;
+ }
+ return ret;
+}