merge-recursive: avoid incorporating uncommitted changes in a merge

diff --git a/builtin/pull.c b/builtin/pull.c
index 7fe281414eceaae64926caca2b6194c9fcfef299..1b4d9cd97452a0945b54b233eadfaa784b91238b 100644 (file)
--- a/builtin/pull.c
+++ b/builtin/pull.c
@@ -112,6 +112,8 @@ static char *opt_depth;
 static char *opt_unshallow;
 static char *opt_update_shallow;
 static char *opt_refmap;
+static char *opt_ipv4;
+static char *opt_ipv6;
 
 static struct option pull_options[] = {
        /* Shared options */
@@ -214,6 +216,12 @@ static struct option pull_options[] = {
        OPT_PASSTHRU(0, "refmap", &opt_refmap, N_("refmap"),
                N_("specify fetch refmap"),
                PARSE_OPT_NONEG),
+       OPT_PASSTHRU('4',  "ipv4", &opt_ipv4, NULL,
+               N_("use IPv4 addresses only"),
+               PARSE_OPT_NOARG),
+       OPT_PASSTHRU('6',  "ipv6", &opt_ipv6, NULL,
+               N_("use IPv6 addresses only"),
+               PARSE_OPT_NOARG),
 
        OPT_END()
 };
@@ -325,6 +333,10 @@ static int git_pull_config(const char *var, const char *value, void *cb)
        if (!strcmp(var, "rebase.autostash")) {
                config_autostash = git_config_bool(var, value);
                return 0;
+       } else if (!strcmp(var, "submodule.recurse")) {
+               recurse_submodules = git_config_bool(var, value) ?
+                       RECURSE_SUBMODULES_ON : RECURSE_SUBMODULES_OFF;
+               return 0;
        }
        return git_default_config(var, value, cb);
 }
@@ -514,6 +526,10 @@ static int run_fetch(const char *repo, const char **refspecs)
                argv_array_push(&args, opt_update_shallow);
        if (opt_refmap)
                argv_array_push(&args, opt_refmap);
+       if (opt_ipv4)
+               argv_array_push(&args, opt_ipv4);
+       if (opt_ipv6)
+               argv_array_push(&args, opt_ipv6);
 
        if (repo) {
                argv_array_push(&args, repo);
@@ -741,12 +757,15 @@ static int get_octopus_merge_base(struct object_id *merge_base,
        if (!is_null_oid(fork_point))
                commit_list_insert(lookup_commit_reference(fork_point), &revs);
 
-       result = reduce_heads(get_octopus_merge_bases(revs));
+       result = get_octopus_merge_bases(revs);
        free_commit_list(revs);
+       reduce_heads_replace(&result);
+
        if (!result)
                return 1;
 
        oidcpy(merge_base, &result->item->object.oid);
+       free_commit_list(result);
        return 0;
 }
 
@@ -815,6 +834,8 @@ int cmd_pull(int argc, const char **argv, const char *prefix)
        if (!getenv("GIT_REFLOG_ACTION"))
                set_reflog_message(argc, argv);
 
+       git_config(git_pull_config, NULL);
+
        argc = parse_options(argc, argv, prefix, pull_options, pull_usage, 0);
 
        parse_repo_refspecs(argc, argv, &repo, &refspecs);
@@ -825,8 +846,6 @@ int cmd_pull(int argc, const char **argv, const char *prefix)
        if (opt_rebase < 0)
                opt_rebase = config_get_rebase();
 
-       git_config(git_pull_config, NULL);
-
        if (read_cache_unmerged())
                die_resolve_conflict("pull");