builtin/apply: move 'fake_ancestor' global into 'struct apply_state'

diff --git a/builtin/pull.c b/builtin/pull.c
index 10eff03967e0b9cb473d262b443949c55681fd1b..596b92fc5699b92bf2e2b9e3f53a6e9925874a66 100644 (file)
--- a/builtin/pull.c
+++ b/builtin/pull.c
@@ -86,9 +86,12 @@ static char *opt_commit;
 static char *opt_edit;
 static char *opt_ff;
 static char *opt_verify_signatures;
+static int opt_autostash = -1;
+static int config_autostash;
 static struct argv_array opt_strategies = ARGV_ARRAY_INIT;
 static struct argv_array opt_strategy_opts = ARGV_ARRAY_INIT;
 static char *opt_gpg_sign;
+static int opt_allow_unrelated_histories;
 
 /* Options passed to git-fetch */
 static char *opt_all;
@@ -149,6 +152,8 @@ static struct option pull_options[] = {
        OPT_PASSTHRU(0, "verify-signatures", &opt_verify_signatures, NULL,
                N_("verify that the named commit has a valid GPG signature"),
                PARSE_OPT_NOARG),
+       OPT_BOOL(0, "autostash", &opt_autostash,
+               N_("automatically stash/stash pop before and after rebase")),
        OPT_PASSTHRU_ARGV('s', "strategy", &opt_strategies, N_("strategy"),
                N_("merge strategy to use"),
                0),
@@ -159,6 +164,9 @@ static struct option pull_options[] = {
        OPT_PASSTHRU('S', "gpg-sign", &opt_gpg_sign, N_("key-id"),
                N_("GPG sign commit"),
                PARSE_OPT_OPTARG),
+       OPT_SET_INT(0, "allow-unrelated-histories",
+                   &opt_allow_unrelated_histories,
+                   N_("allow merging unrelated histories"), 1),
 
        /* Options passed to git-fetch */
        OPT_GROUP(N_("Options related to fetching")),
@@ -305,6 +313,18 @@ static enum rebase_type config_get_rebase(void)
        return REBASE_FALSE;
 }
 
+/**
+ * Read config variables.
+ */
+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;
+       }
+       return git_default_config(var, value, cb);
+}
+
 /**
  * Returns 1 if there are unstaged changes, 0 otherwise.
  */
@@ -612,6 +632,8 @@ static int run_merge(void)
        argv_array_pushv(&args, opt_strategy_opts.argv);
        if (opt_gpg_sign)
                argv_array_push(&args, opt_gpg_sign);
+       if (opt_allow_unrelated_histories > 0)
+               argv_array_push(&args, "--allow-unrelated-histories");
 
        argv_array_push(&args, "FETCH_HEAD");
        ret = run_command_v_opt(args.argv, RUN_GIT_CMD);
@@ -789,6 +811,10 @@ static int run_rebase(const unsigned char *curr_head,
        argv_array_pushv(&args, opt_strategy_opts.argv);
        if (opt_gpg_sign)
                argv_array_push(&args, opt_gpg_sign);
+       if (opt_autostash == 0)
+               argv_array_push(&args, "--no-autostash");
+       else if (opt_autostash == 1)
+               argv_array_push(&args, "--autostash");
 
        argv_array_push(&args, "--onto");
        argv_array_push(&args, sha1_to_hex(merge_head));
@@ -823,7 +849,7 @@ int cmd_pull(int argc, const char **argv, const char *prefix)
        if (opt_rebase < 0)
                opt_rebase = config_get_rebase();
 
-       git_config(git_default_config, NULL);
+       git_config(git_pull_config, NULL);
 
        if (read_cache_unmerged())
                die_resolve_conflict("Pull");
@@ -834,13 +860,17 @@ int cmd_pull(int argc, const char **argv, const char *prefix)
        if (get_sha1("HEAD", orig_head))
                hashclr(orig_head);
 
+       if (!opt_rebase && opt_autostash != -1)
+               die(_("--[no-]autostash option is only valid with --rebase."));
+
        if (opt_rebase) {
-               int autostash = 0;
+               int autostash = config_autostash;
+               if (opt_autostash != -1)
+                       autostash = opt_autostash;
 
                if (is_null_sha1(orig_head) && !is_cache_unborn())
                        die(_("Updating an unborn branch with changes added to the index."));
 
-               git_config_get_bool("rebase.autostash", &autostash);
                if (!autostash)
                        die_on_unclean_work_tree(prefix);