diff options
Diffstat (limited to 'builtin/read-tree.c')
| -rw-r--r-- | builtin/read-tree.c | 35 |
1 files changed, 26 insertions, 9 deletions
diff --git a/builtin/read-tree.c b/builtin/read-tree.c index 8ba64bc785..d5f618d086 100644 --- a/builtin/read-tree.c +++ b/builtin/read-tree.c @@ -5,6 +5,7 @@ */ #include "cache.h" +#include "config.h" #include "lockfile.h" #include "object.h" #include "tree.h" @@ -15,18 +16,20 @@ #include "builtin.h" #include "parse-options.h" #include "resolve-undo.h" +#include "submodule.h" +#include "submodule-config.h" static int nr_trees; static int read_empty; static struct tree *trees[MAX_UNPACK_TREES]; -static int list_tree(unsigned char *sha1) +static int list_tree(struct object_id *oid) { struct tree *tree; if (nr_trees >= MAX_UNPACK_TREES) die("I cannot read more than %d trees", MAX_UNPACK_TREES); - tree = parse_tree_indirect(sha1); + tree = parse_tree_indirect(oid); if (!tree) return -1; trees[nr_trees++] = tree; @@ -96,12 +99,20 @@ static int debug_merge(const struct cache_entry * const *stages, return 0; } +static int git_read_tree_config(const char *var, const char *value, void *cb) +{ + if (!strcmp(var, "submodule.recurse")) + return git_default_submodule_config(var, value, cb); + + return git_default_config(var, value, cb); +} + static struct lock_file lock_file; int cmd_read_tree(int argc, const char **argv, const char *unused_prefix) { int i, stage = 0; - unsigned char sha1[20]; + struct object_id oid; struct tree_desc t[MAX_UNPACK_TREES]; struct unpack_trees_options opts; int prefix_set = 0; @@ -137,6 +148,9 @@ int cmd_read_tree(int argc, const char **argv, const char *unused_prefix) N_("skip applying sparse checkout filter")), OPT_BOOL(0, "debug-unpack", &opts.debug_unpack, N_("debug unpack-trees")), + { OPTION_CALLBACK, 0, "recurse-submodules", NULL, + "checkout", "control recursive updating of submodules", + PARSE_OPT_OPTARG, option_parse_recurse_submodules_worktree_updater }, OPT_END() }; @@ -145,11 +159,13 @@ int cmd_read_tree(int argc, const char **argv, const char *unused_prefix) opts.src_index = &the_index; opts.dst_index = &the_index; - git_config(git_default_config, NULL); + git_config(git_read_tree_config, NULL); argc = parse_options(argc, argv, unused_prefix, read_tree_options, read_tree_usage, 0); + load_submodule_cache(); + hold_locked_index(&lock_file, LOCK_DIE_ON_ERROR); prefix_set = opts.prefix ? 1 : 0; @@ -175,13 +191,13 @@ int cmd_read_tree(int argc, const char **argv, const char *unused_prefix) for (i = 0; i < argc; i++) { const char *arg = argv[i]; - if (get_sha1(arg, sha1)) + if (get_oid(arg, &oid)) die("Not a valid object name %s", arg); - if (list_tree(sha1) < 0) + if (list_tree(&oid) < 0) die("failed to unpack tree object %s", arg); stage++; } - if (nr_trees == 0 && !read_empty) + if (!nr_trees && !read_empty && !opts.merge) warning("read-tree: emptying the index with no arguments is deprecated; use --empty"); else if (nr_trees > 0 && read_empty) die("passing trees as arguments contradicts --empty"); @@ -197,9 +213,10 @@ int cmd_read_tree(int argc, const char **argv, const char *unused_prefix) setup_work_tree(); if (opts.merge) { - if (stage < 2) - die("just how do you expect me to merge %d trees?", stage-1); switch (stage - 1) { + case 0: + die("you must specify at least one tree to merge"); + break; case 1: opts.fn = opts.prefix ? bind_merge : oneway_merge; break; |