rebase -i: Simplify commit counting for generated commit messages

diff --git a/builtin-show-branch.c b/builtin-show-branch.c
index 01bea3b583b53f4930a1ab17d64b1b714f58099c..9f13caa76d3b147993b2cf39397d2f5761cfca22 100644 (file)
--- a/builtin-show-branch.c
+++ b/builtin-show-branch.c
@@ -6,8 +6,8 @@
 #include "parse-options.h"
 
 static const char* show_branch_usage[] = {
-    "git show-branch [--sparse] [--current] [--all] [--remotes] [--topo-order] [--more=count | --list | --independent | --merge-base] [--topics] [--color] [<refs>...]",
-    "--reflog[=n[,b]] [--list] [--color] <branch>",
+    "git show-branch [-a|--all] [-r|--remotes] [--topo-order | --date-order] [--current] [--color | --no-color] [--sparse] [--more=<n> | --list | --independent | --merge-base] [--no-name | --sha1-name] [--topics] [<rev> | <glob>]...",
+    "git show-branch (-g|--reflog)[=<n>[,<base>]] [--list] [<ref>]",
     NULL
 };
 
@@ -293,8 +293,8 @@ static void show_one_commit(struct commit *commit, int no_name)
        struct commit_name *name = commit->util;
 
        if (commit->object.parsed) {
-               pretty_print_commit(CMIT_FMT_ONELINE, commit,
-                                   &pretty, 0, NULL, NULL, 0, 0);
+               struct pretty_print_context ctx = {0};
+               pretty_print_commit(CMIT_FMT_ONELINE, commit, &pretty, &ctx);
                pretty_str = pretty.buf;
        }
        if (!prefixcmp(pretty_str, "[PATCH] "))
@@ -565,7 +565,15 @@ static int git_show_branch_config(const char *var, const char *value, void *cb)
        if (!strcmp(var, "showbranch.default")) {
                if (!value)
                        return config_error_nonbool(var);
-               if (default_alloc <= default_num + 1) {
+               /*
+                * default_arg is now passed to parse_options(), so we need to
+                * mimick the real argv a bit better.
+                */
+               if (!default_num) {
+                       default_alloc = 20;
+                       default_arg = xcalloc(default_alloc, sizeof(*default_arg));
+                       default_arg[default_num++] = "show-branch";
+               } else if (default_alloc <= default_num + 1) {
                        default_alloc = default_alloc * 3 / 2 + 20;
                        default_arg = xrealloc(default_arg, sizeof *default_arg * default_alloc);
                }
@@ -665,7 +673,7 @@ int cmd_show_branch(int ac, const char **av, const char *prefix)
                OPT_BOOLEAN(0, "sha1-name", &sha1_name,
                            "name commits with their object names"),
                OPT_BOOLEAN(0, "merge-base", &merge_base,
-                           "act like git merge-base -a"),
+                           "show possible merge bases"),
                OPT_BOOLEAN(0, "independent", &independent,
                            "show refs unreachable from any other ref"),
                OPT_BOOLEAN(0, "topo-order", &lifo,
@@ -692,8 +700,8 @@ int cmd_show_branch(int ac, const char **av, const char *prefix)
 
        /* If nothing is specified, try the default first */
        if (ac == 1 && default_num) {
-               ac = default_num + 1;
-               av = default_arg - 1; /* ick; we would not address av[0] */
+               ac = default_num;
+               av = default_arg;
        }
 
        ac = parse_options(ac, av, prefix, builtin_show_branch_options,