t9300: factor out portable "head -c" replacement

diff --git a/builtin/pull.c b/builtin/pull.c
index c21897d9ab390376752ac60a149e61401c94856c..1d7333c8a11f7aedf244c99f5ac67bea7fccaab4 100644 (file)
--- a/builtin/pull.c
+++ b/builtin/pull.c
@@ -86,10 +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;
@@ -150,6 +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),
@@ -160,6 +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")),
@@ -471,13 +478,13 @@ static void NORETURN die_no_merge_candidates(const char *repo, const char **refs
                        fprintf_ln(stderr, _("Please specify which branch you want to merge with."));
                fprintf_ln(stderr, _("See git-pull(1) for details."));
                fprintf(stderr, "\n");
-               fprintf_ln(stderr, "    git pull <remote> <branch>");
+               fprintf_ln(stderr, "    git pull %s %s", _("<remote>"), _("<branch>"));
                fprintf(stderr, "\n");
        } else if (!curr_branch->merge_nr) {
                const char *remote_name = NULL;
 
                if (for_each_remote(get_only_remote, &remote_name) || !remote_name)
-                       remote_name = "<remote>";
+                       remote_name = _("<remote>");
 
                fprintf_ln(stderr, _("There is no tracking information for the current branch."));
                if (opt_rebase)
@@ -486,12 +493,12 @@ static void NORETURN die_no_merge_candidates(const char *repo, const char **refs
                        fprintf_ln(stderr, _("Please specify which branch you want to merge with."));
                fprintf_ln(stderr, _("See git-pull(1) for details."));
                fprintf(stderr, "\n");
-               fprintf_ln(stderr, "    git pull <remote> <branch>");
+               fprintf_ln(stderr, "    git pull %s %s", _("<remote>"), _("<branch>"));
                fprintf(stderr, "\n");
-               fprintf_ln(stderr, _("If you wish to set tracking information for this branch you can do so with:\n"
-                               "\n"
-                               "    git branch --set-upstream-to=%s/<branch> %s\n"),
-                               remote_name, curr_branch->name);
+               fprintf_ln(stderr, _("If you wish to set tracking information for this branch you can do so with:"));
+               fprintf(stderr, "\n");
+               fprintf_ln(stderr, "    git branch --set-upstream-to=%s/%s %s\n",
+                               remote_name, _("<branch>"), curr_branch->name);
        } else
                fprintf_ln(stderr, _("Your configuration specifies to merge with the ref '%s'\n"
                        "from the remote, but no such ref was fetched."),
@@ -625,6 +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);
@@ -802,6 +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));
@@ -847,8 +860,13 @@ 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 = 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."));