diff options
Diffstat (limited to 'builtin/read-tree.c')
| -rw-r--r-- | builtin/read-tree.c | 36 |
1 files changed, 33 insertions, 3 deletions
diff --git a/builtin/read-tree.c b/builtin/read-tree.c index 8ba64bc78..a52a9e11b 100644 --- a/builtin/read-tree.c +++ b/builtin/read-tree.c @@ -15,10 +15,13 @@ #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 recurse_submodules = RECURSE_SUBMODULES_DEFAULT; static int list_tree(unsigned char *sha1) { @@ -96,6 +99,23 @@ static int debug_merge(const struct cache_entry * const *stages, return 0; } +static int option_parse_recurse_submodules(const struct option *opt, + const char *arg, int unset) +{ + if (unset) { + recurse_submodules = RECURSE_SUBMODULES_OFF; + return 0; + } + if (arg) + recurse_submodules = + parse_update_recurse_submodules_arg(opt->long_name, + arg); + else + recurse_submodules = RECURSE_SUBMODULES_ON; + + return 0; +} + static struct lock_file lock_file; int cmd_read_tree(int argc, const char **argv, const char *unused_prefix) @@ -137,6 +157,9 @@ 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", &recurse_submodules, + "checkout", "control recursive updating of submodules", + PARSE_OPT_OPTARG, option_parse_recurse_submodules }, OPT_END() }; @@ -152,6 +175,12 @@ int cmd_read_tree(int argc, const char **argv, const char *unused_prefix) hold_locked_index(&lock_file, LOCK_DIE_ON_ERROR); + if (recurse_submodules != RECURSE_SUBMODULES_DEFAULT) { + gitmodules_config(); + git_config(submodule_config, NULL); + set_config_update_recurse_submodules(RECURSE_SUBMODULES_ON); + } + prefix_set = opts.prefix ? 1 : 0; if (1 < opts.merge + opts.reset + prefix_set) die("Which one? -m, --reset, or --prefix?"); @@ -181,7 +210,7 @@ int cmd_read_tree(int argc, const char **argv, const char *unused_prefix) 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 +226,10 @@ 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; |