Merge branch 'vr/merge-base-doc'
[gitweb.git] / builtin / commit.c
index d71e1e0c9c27c4d03cd02b4deaacec67af33917a..67757e999fba514b62767d3351031e9eb6ef8c10 100644 (file)
@@ -38,7 +38,7 @@ static const char * const builtin_status_usage[] = {
 };
 
 static const char implicit_ident_advice[] =
-"Your name and email address were configured automatically based\n"
+N_("Your name and email address were configured automatically based\n"
 "on your username and hostname. Please check that they are accurate.\n"
 "You can suppress this message by setting them explicitly:\n"
 "\n"
@@ -47,16 +47,24 @@ static const char implicit_ident_advice[] =
 "\n"
 "After doing this, you may fix the identity used for this commit with:\n"
 "\n"
-"    git commit --amend --reset-author\n";
+"    git commit --amend --reset-author\n");
 
 static const char empty_amend_advice[] =
-"You asked to amend the most recent commit, but doing so would make\n"
+N_("You asked to amend the most recent commit, but doing so would make\n"
 "it empty. You can repeat your command with --allow-empty, or you can\n"
-"remove the commit entirely with \"git reset HEAD^\".\n";
+"remove the commit entirely with \"git reset HEAD^\".\n");
+
+static const char empty_cherry_pick_advice[] =
+N_("The previous cherry-pick is now empty, possibly due to conflict resolution.\n"
+"If you wish to commit it anyway, use:\n"
+"\n"
+"    git commit --allow-empty\n"
+"\n"
+"Otherwise, please use 'git reset'\n");
 
 static unsigned char head_sha1[20];
 
-static char *use_message_buffer;
+static const char *use_message_buffer;
 static const char commit_editmsg[] = "COMMIT_EDITMSG";
 static struct lock_file index_lock; /* real index */
 static struct lock_file false_lock; /* used only for partial commits */
@@ -68,6 +76,11 @@ static enum {
 
 static const char *logfile, *force_author;
 static const char *template_file;
+/*
+ * The _message variables are commit names from which to take
+ * the commit message and/or authorship.
+ */
+static const char *author_message, *author_message_buffer;
 static char *edit_message, *use_message;
 static char *fixup_message, *squash_message;
 static int all, edit_flag, also, interactive, only, amend, signoff;
@@ -88,7 +101,8 @@ static enum {
 } cleanup_mode;
 static char *cleanup_arg;
 
-static int use_editor = 1, initial_commit, in_merge, include_status = 1;
+static enum commit_whence whence;
+static int use_editor = 1, initial_commit, include_status = 1;
 static int show_ignored_in_status;
 static const char *only_include_assumed;
 static struct strbuf message;
@@ -163,6 +177,36 @@ static struct option builtin_commit_options[] = {
        OPT_END()
 };
 
+static void determine_whence(struct wt_status *s)
+{
+       if (file_exists(git_path("MERGE_HEAD")))
+               whence = FROM_MERGE;
+       else if (file_exists(git_path("CHERRY_PICK_HEAD")))
+               whence = FROM_CHERRY_PICK;
+       else
+               whence = FROM_COMMIT;
+       if (s)
+               s->whence = whence;
+}
+
+static const char *whence_s(void)
+{
+       char *s = "";
+
+       switch (whence) {
+       case FROM_COMMIT:
+               break;
+       case FROM_MERGE:
+               s = "merge";
+               break;
+       case FROM_CHERRY_PICK:
+               s = "cherry-pick";
+               break;
+       }
+
+       return s;
+}
+
 static void rollback_index_files(void)
 {
        switch (commit_style) {
@@ -243,7 +287,7 @@ static void add_remove_files(struct string_list *list)
 
                if (!lstat(p->string, &st)) {
                        if (add_to_cache(p->string, &st, 0))
-                               die("updating files failed");
+                               die(_("updating files failed"));
                } else
                        remove_file_from_cache(p->string);
        }
@@ -270,7 +314,7 @@ static void create_base_index(void)
        opts.fn = oneway_merge;
        tree = parse_tree_indirect(head_sha1);
        if (!tree)
-               die("failed to unpack HEAD tree object");
+               die(_("failed to unpack HEAD tree object"));
        parse_tree(tree);
        init_tree_desc(&t, tree->buffer, tree->size);
        if (unpack_trees(1, &t, &opts))
@@ -298,9 +342,9 @@ static char *prepare_index(int argc, const char **argv, const char *prefix, int
                refresh_flags |= REFRESH_UNMERGED;
        if (interactive) {
                if (interactive_add(argc, argv, prefix) != 0)
-                       die("interactive add failed");
+                       die(_("interactive add failed"));
                if (read_cache_preload(NULL) < 0)
-                       die("index file corrupt");
+                       die(_("index file corrupt"));
                commit_style = COMMIT_AS_IS;
                return get_index_file();
        }
@@ -309,7 +353,7 @@ static char *prepare_index(int argc, const char **argv, const char *prefix, int
                pathspec = get_pathspec(prefix, argv);
 
        if (read_cache_preload(pathspec) < 0)
-               die("index file corrupt");
+               die(_("index file corrupt"));
 
        /*
         * Non partial, non as-is commit.
@@ -329,7 +373,7 @@ static char *prepare_index(int argc, const char **argv, const char *prefix, int
                refresh_cache_or_die(refresh_flags);
                if (write_cache(fd, active_cache, active_nr) ||
                    close_lock_file(&index_lock))
-                       die("unable to write new_index file");
+                       die(_("unable to write new_index file"));
                commit_style = COMMIT_NORMAL;
                return index_lock.filename;
        }
@@ -349,7 +393,7 @@ static char *prepare_index(int argc, const char **argv, const char *prefix, int
                if (active_cache_changed) {
                        if (write_cache(fd, active_cache, active_nr) ||
                            commit_locked_index(&index_lock))
-                               die("unable to write new_index file");
+                               die(_("unable to write new_index file"));
                } else {
                        rollback_lock_file(&index_lock);
                }
@@ -378,8 +422,8 @@ static char *prepare_index(int argc, const char **argv, const char *prefix, int
         */
        commit_style = COMMIT_PARTIAL;
 
-       if (in_merge)
-               die("cannot do a partial commit during a merge.");
+       if (whence != FROM_COMMIT)
+               die(_("cannot do a partial commit during a %s."), whence_s());
 
        memset(&partial, 0, sizeof(partial));
        partial.strdup_strings = 1;
@@ -388,14 +432,14 @@ static char *prepare_index(int argc, const char **argv, const char *prefix, int
 
        discard_cache();
        if (read_cache() < 0)
-               die("cannot read the index");
+               die(_("cannot read the index"));
 
        fd = hold_locked_index(&index_lock, 1);
        add_remove_files(&partial);
        refresh_cache(REFRESH_QUIET);
        if (write_cache(fd, active_cache, active_nr) ||
            close_lock_file(&index_lock))
-               die("unable to write new_index file");
+               die(_("unable to write new_index file"));
 
        fd = hold_lock_file_for_update(&false_lock,
                                       git_path("next-index-%"PRIuMAX,
@@ -408,7 +452,7 @@ static char *prepare_index(int argc, const char **argv, const char *prefix, int
 
        if (write_cache(fd, active_cache, active_nr) ||
            close_lock_file(&false_lock))
-               die("unable to write temporary index file");
+               die(_("unable to write temporary index file"));
 
        discard_cache();
        read_cache_from(false_lock.filename);
@@ -455,7 +499,7 @@ static int is_a_merge(const unsigned char *sha1)
 {
        struct commit *commit = lookup_commit(sha1);
        if (!commit || parse_commit(commit))
-               die("could not parse HEAD commit");
+               die(_("could not parse HEAD commit"));
        return !!(commit->parents && commit->parents->next);
 }
 
@@ -469,18 +513,18 @@ static void determine_author_info(struct strbuf *author_ident)
        email = getenv("GIT_AUTHOR_EMAIL");
        date = getenv("GIT_AUTHOR_DATE");
 
-       if (use_message && !renew_authorship) {
+       if (author_message) {
                const char *a, *lb, *rb, *eol;
 
-               a = strstr(use_message_buffer, "\nauthor ");
+               a = strstr(author_message_buffer, "\nauthor ");
                if (!a)
-                       die("invalid commit: %s", use_message);
+                       die(_("invalid commit: %s"), author_message);
 
                lb = strchrnul(a + strlen("\nauthor "), '<');
                rb = strchrnul(lb, '>');
                eol = strchrnul(rb, '\n');
                if (!*lb || !*rb || !*eol)
-                       die("invalid commit: %s", use_message);
+                       die(_("invalid commit: %s"), author_message);
 
                if (lb == a + strlen("\nauthor "))
                        /* \nauthor <foo@example.com> */
@@ -498,7 +542,7 @@ static void determine_author_info(struct strbuf *author_ident)
                const char *rb = strchr(force_author, '>');
 
                if (!lb || !rb)
-                       die("malformed --author parameter");
+                       die(_("malformed --author parameter"));
                name = xstrndup(force_author, lb - force_author);
                email = xstrndup(lb + 2, rb - (lb + 2));
        }
@@ -554,7 +598,7 @@ static char *cut_ident_timestamp_part(char *string)
 {
        char *ket = strrchr(string, '>');
        if (!ket || ket[1] != ' ')
-               die("Malformed ident string: '%s'", string);
+               die(_("Malformed ident string: '%s'"), string);
        *++ket = '\0';
        return ket;
 }
@@ -568,7 +612,6 @@ static int prepare_to_commit(const char *index_file, const char *prefix,
        int commitable, saved_color_setting;
        struct strbuf sb = STRBUF_INIT;
        char *buffer;
-       FILE *fp;
        const char *hook_arg1 = NULL;
        const char *hook_arg2 = NULL;
        int ident_shown = 0;
@@ -588,7 +631,7 @@ static int prepare_to_commit(const char *index_file, const char *prefix,
                        struct commit *c;
                        c = lookup_commit_reference_by_name(squash_message);
                        if (!c)
-                               die("could not lookup commit %s", squash_message);
+                               die(_("could not lookup commit %s"), squash_message);
                        ctx.output_encoding = get_commit_output_encoding();
                        format_commit_message(c, "squash! %s\n\n", &sb,
                                              &ctx);
@@ -600,19 +643,19 @@ static int prepare_to_commit(const char *index_file, const char *prefix,
                hook_arg1 = "message";
        } else if (logfile && !strcmp(logfile, "-")) {
                if (isatty(0))
-                       fprintf(stderr, "(reading log message from standard input)\n");
+                       fprintf(stderr, _("(reading log message from standard input)\n"));
                if (strbuf_read(&sb, 0, 0) < 0)
-                       die_errno("could not read log from standard input");
+                       die_errno(_("could not read log from standard input"));
                hook_arg1 = "message";
        } else if (logfile) {
                if (strbuf_read_file(&sb, logfile, 0) < 0)
-                       die_errno("could not read log file '%s'",
+                       die_errno(_("could not read log file '%s'"),
                                  logfile);
                hook_arg1 = "message";
        } else if (use_message) {
                buffer = strstr(use_message_buffer, "\n\n");
                if (!buffer || buffer[2] == '\0')
-                       die("commit has empty message");
+                       die(_("commit has empty message"));
                strbuf_add(&sb, buffer + 2, strlen(buffer + 2));
                hook_arg1 = "commit";
                hook_arg2 = use_message;
@@ -621,31 +664,35 @@ static int prepare_to_commit(const char *index_file, const char *prefix,
                struct commit *commit;
                commit = lookup_commit_reference_by_name(fixup_message);
                if (!commit)
-                       die("could not lookup commit %s", fixup_message);
+                       die(_("could not lookup commit %s"), fixup_message);
                ctx.output_encoding = get_commit_output_encoding();
                format_commit_message(commit, "fixup! %s\n\n",
                                      &sb, &ctx);
                hook_arg1 = "message";
        } else if (!stat(git_path("MERGE_MSG"), &statbuf)) {
                if (strbuf_read_file(&sb, git_path("MERGE_MSG"), 0) < 0)
-                       die_errno("could not read MERGE_MSG");
+                       die_errno(_("could not read MERGE_MSG"));
                hook_arg1 = "merge";
        } else if (!stat(git_path("SQUASH_MSG"), &statbuf)) {
                if (strbuf_read_file(&sb, git_path("SQUASH_MSG"), 0) < 0)
-                       die_errno("could not read SQUASH_MSG");
+                       die_errno(_("could not read SQUASH_MSG"));
                hook_arg1 = "squash";
        } else if (template_file) {
                if (strbuf_read_file(&sb, template_file, 0) < 0)
-                       die_errno("could not read '%s'", template_file);
+                       die_errno(_("could not read '%s'"), template_file);
                hook_arg1 = "template";
        }
 
        /*
-        * This final case does not modify the template message,
-        * it just sets the argument to the prepare-commit-msg hook.
+        * The remaining cases don't modify the template message, but
+        * just set the argument(s) to the prepare-commit-msg hook.
         */
-       else if (in_merge)
+       else if (whence == FROM_MERGE)
                hook_arg1 = "merge";
+       else if (whence == FROM_CHERRY_PICK) {
+               hook_arg1 = "commit";
+               hook_arg2 = "CHERRY_PICK_HEAD";
+       }
 
        if (squash_message) {
                /*
@@ -657,9 +704,9 @@ static int prepare_to_commit(const char *index_file, const char *prefix,
                hook_arg2 = "";
        }
 
-       fp = fopen(git_path(commit_editmsg), "w");
-       if (fp == NULL)
-               die_errno("could not open '%s'", git_path(commit_editmsg));
+       s->fp = fopen(git_path(commit_editmsg), "w");
+       if (s->fp == NULL)
+               die_errno(_("could not open '%s'"), git_path(commit_editmsg));
 
        if (cleanup_mode != CLEANUP_NONE)
                stripspace(&sb, 0);
@@ -682,8 +729,8 @@ static int prepare_to_commit(const char *index_file, const char *prefix,
                strbuf_release(&sob);
        }
 
-       if (fwrite(sb.buf, 1, sb.len, fp) < sb.len)
-               die_errno("could not write commit template");
+       if (fwrite(sb.buf, 1, sb.len, s->fp) < sb.len)
+               die_errno(_("could not write commit template"));
 
        strbuf_release(&sb);
 
@@ -694,55 +741,59 @@ static int prepare_to_commit(const char *index_file, const char *prefix,
        strbuf_addstr(&committer_ident, git_committer_info(0));
        if (use_editor && include_status) {
                char *ai_tmp, *ci_tmp;
-               if (in_merge)
-                       fprintf(fp,
-                               "#\n"
-                               "# It looks like you may be committing a MERGE.\n"
-                               "# If this is not correct, please remove the file\n"
-                               "#      %s\n"
-                               "# and try again.\n"
-                               "#\n",
-                               git_path("MERGE_HEAD"));
-
-               fprintf(fp,
-                       "\n"
-                       "# Please enter the commit message for your changes.");
+               if (whence != FROM_COMMIT)
+                       status_printf_ln(s, GIT_COLOR_NORMAL,
+                               _("\n"
+                               "It looks like you may be committing a %s.\n"
+                               "If this is not correct, please remove the file\n"
+                               "       %s\n"
+                               "and try again.\n"
+                               ""),
+                               whence_s(),
+                               git_path(whence == FROM_MERGE
+                                        ? "MERGE_HEAD"
+                                        : "CHERRY_PICK_HEAD"));
+
+               fprintf(s->fp, "\n");
+               status_printf(s, GIT_COLOR_NORMAL,
+                       _("Please enter the commit message for your changes."));
                if (cleanup_mode == CLEANUP_ALL)
-                       fprintf(fp,
-                               " Lines starting\n"
-                               "with '#' will be ignored, and an empty"
-                               " message aborts the commit.\n");
+                       status_printf_more(s, GIT_COLOR_NORMAL,
+                               _(" Lines starting\n"
+                               "with '#' will be ignored, and an empty"
+                               " message aborts the commit.\n"));
                else /* CLEANUP_SPACE, that is. */
-                       fprintf(fp,
-                               " Lines starting\n"
-                               "with '#' will be kept; you may remove them"
+                       status_printf_more(s, GIT_COLOR_NORMAL,
+                               _(" Lines starting\n"
+                               "with '#' will be kept; you may remove them"
                                " yourself if you want to.\n"
-                               "# An empty message aborts the commit.\n");
+                               "An empty message aborts the commit.\n"));
                if (only_include_assumed)
-                       fprintf(fp, "# %s\n", only_include_assumed);
+                       status_printf_ln(s, GIT_COLOR_NORMAL,
+                                       "%s", only_include_assumed);
 
                ai_tmp = cut_ident_timestamp_part(author_ident->buf);
                ci_tmp = cut_ident_timestamp_part(committer_ident.buf);
                if (strcmp(author_ident->buf, committer_ident.buf))
-                       fprintf(fp,
-                               "%s"
-                               "# Author:    %s\n",
-                               ident_shown++ ? "" : "#\n",
+                       status_printf_ln(s, GIT_COLOR_NORMAL,
+                               _("%s"
+                               "Author:    %s"),
+                               ident_shown++ ? "" : "\n",
                                author_ident->buf);
 
                if (!user_ident_sufficiently_given())
-                       fprintf(fp,
-                               "%s"
-                               "# Committer: %s\n",
-                               ident_shown++ ? "" : "#\n",
+                       status_printf_ln(s, GIT_COLOR_NORMAL,
+                               _("%s"
+                               "Committer: %s"),
+                               ident_shown++ ? "" : "\n",
                                committer_ident.buf);
 
                if (ident_shown)
-                       fprintf(fp, "#\n");
+                       status_printf_ln(s, GIT_COLOR_NORMAL, "");
 
                saved_color_setting = s->use_color;
                s->use_color = 0;
-               commitable = run_status(fp, index_file, prefix, 1, s);
+               commitable = run_status(s->fp, index_file, prefix, 1, s);
                s->use_color = saved_color_setting;
 
                *ai_tmp = ' ';
@@ -752,7 +803,7 @@ static int prepare_to_commit(const char *index_file, const char *prefix,
                const char *parent = "HEAD";
 
                if (!active_nr && read_cache() < 0)
-                       die("Cannot read index");
+                       die(_("Cannot read index"));
 
                if (amend)
                        parent = "HEAD^1";
@@ -764,13 +815,20 @@ static int prepare_to_commit(const char *index_file, const char *prefix,
        }
        strbuf_release(&committer_ident);
 
-       fclose(fp);
+       fclose(s->fp);
 
-       if (!commitable && !in_merge && !allow_empty &&
+       /*
+        * Reject an attempt to record a non-merge empty commit without
+        * explicit --allow-empty. In the cherry-pick case, it may be
+        * empty due to conflict resolution, which the user should okay.
+        */
+       if (!commitable && whence != FROM_MERGE && !allow_empty &&
            !(amend && is_a_merge(head_sha1))) {
                run_status(stdout, index_file, prefix, 0, s);
                if (amend)
-                       fputs(empty_amend_advice, stderr);
+                       fputs(_(empty_amend_advice), stderr);
+               else if (whence == FROM_CHERRY_PICK)
+                       fputs(_(empty_cherry_pick_advice), stderr);
                return 0;
        }
 
@@ -785,7 +843,7 @@ static int prepare_to_commit(const char *index_file, const char *prefix,
                active_cache_tree = cache_tree();
        if (cache_tree_update(active_cache_tree,
                              active_cache, active_nr, 0, 0) < 0) {
-               error("Error building trees");
+               error(_("Error building trees"));
                return 0;
        }
 
@@ -800,7 +858,7 @@ static int prepare_to_commit(const char *index_file, const char *prefix,
                snprintf(index, sizeof(index), "GIT_INDEX_FILE=%s", index_file);
                if (launch_editor(git_path(commit_editmsg), NULL, env)) {
                        fprintf(stderr,
-                       "Please supply the message using either -m or -F option.\n");
+                       _("Please supply the message using either -m or -F option.\n"));
                        exit(1);
                }
        }
@@ -880,7 +938,7 @@ static const char *find_author_by_nickname(const char *name)
                format_commit_message(commit, "%an <%ae>", &buf, &ctx);
                return strbuf_detach(&buf, NULL);
        }
-       die("No existing author found with '%s'", name);
+       die(_("No existing author found with '%s'"), name);
 }
 
 
@@ -895,7 +953,29 @@ static void handle_untracked_files_arg(struct wt_status *s)
        else if (!strcmp(untracked_files_arg, "all"))
                s->show_untracked_files = SHOW_ALL_UNTRACKED_FILES;
        else
-               die("Invalid untracked files mode '%s'", untracked_files_arg);
+               die(_("Invalid untracked files mode '%s'"), untracked_files_arg);
+}
+
+static const char *read_commit_message(const char *name)
+{
+       const char *out_enc, *out;
+       struct commit *commit;
+
+       commit = lookup_commit_reference_by_name(name);
+       if (!commit)
+               die(_("could not lookup commit %s"), name);
+       out_enc = get_commit_output_encoding();
+       out = logmsg_reencode(commit, out_enc);
+
+       /*
+        * If we failed to reencode the buffer, just copy it
+        * byte for byte so the user can try to fix it up.
+        * This also handles the case where input and output
+        * encodings are identical.
+        */
+       if (out == NULL)
+               out = xstrdup(commit->buffer);
+       return out;
 }
 
 static int parse_and_validate_options(int argc, const char *argv[],
@@ -912,7 +992,7 @@ static int parse_and_validate_options(int argc, const char *argv[],
                force_author = find_author_by_nickname(force_author);
 
        if (force_author && renew_authorship)
-               die("Using both --reset-author and --author does not make sense");
+               die(_("Using both --reset-author and --author does not make sense"));
 
        if (logfile || message.len || use_message || fixup_message)
                use_editor = 0;
@@ -926,11 +1006,11 @@ static int parse_and_validate_options(int argc, const char *argv[],
 
        /* Sanity check options */
        if (amend && initial_commit)
-               die("You have nothing to amend.");
-       if (amend && in_merge)
-               die("You are in the middle of a merge -- cannot amend.");
+               die(_("You have nothing to amend."));
+       if (amend && whence != FROM_COMMIT)
+               die(_("You are in the middle of a %s -- cannot amend."), whence_s());
        if (fixup_message && squash_message)
-               die("Options --squash and --fixup cannot be used together");
+               die(_("Options --squash and --fixup cannot be used together"));
        if (use_message)
                f++;
        if (edit_message)
@@ -940,43 +1020,35 @@ static int parse_and_validate_options(int argc, const char *argv[],
        if (logfile)
                f++;
        if (f > 1)
-               die("Only one of -c/-C/-F/--fixup can be used.");
+               die(_("Only one of -c/-C/-F/--fixup can be used."));
        if (message.len && f > 0)
-               die("Option -m cannot be combined with -c/-C/-F/--fixup.");
+               die((_("Option -m cannot be combined with -c/-C/-F/--fixup.")));
        if (edit_message)
                use_message = edit_message;
        if (amend && !use_message && !fixup_message)
                use_message = "HEAD";
-       if (!use_message && renew_authorship)
-               die("--reset-author can be used only with -C, -c or --amend.");
+       if (!use_message && whence != FROM_CHERRY_PICK && renew_authorship)
+               die(_("--reset-author can be used only with -C, -c or --amend."));
        if (use_message) {
-               const char *out_enc;
-               struct commit *commit;
-
-               commit = lookup_commit_reference_by_name(use_message);
-               if (!commit)
-                       die("could not lookup commit %s", use_message);
-               out_enc = get_commit_output_encoding();
-               use_message_buffer = logmsg_reencode(commit, out_enc);
-
-               /*
-                * If we failed to reencode the buffer, just copy it
-                * byte for byte so the user can try to fix it up.
-                * This also handles the case where input and output
-                * encodings are identical.
-                */
-               if (use_message_buffer == NULL)
-                       use_message_buffer = xstrdup(commit->buffer);
+               use_message_buffer = read_commit_message(use_message);
+               if (!renew_authorship) {
+                       author_message = use_message;
+                       author_message_buffer = use_message_buffer;
+               }
+       }
+       if (whence == FROM_CHERRY_PICK && !renew_authorship) {
+               author_message = "CHERRY_PICK_HEAD";
+               author_message_buffer = read_commit_message(author_message);
        }
 
        if (!!also + !!only + !!all + !!interactive > 1)
-               die("Only one of --include/--only/--all/--interactive can be used.");
+               die(_("Only one of --include/--only/--all/--interactive can be used."));
        if (argc == 0 && (also || (only && !amend)))
-               die("No paths with --include/--only does not make sense.");
+               die(_("No paths with --include/--only does not make sense."));
        if (argc == 0 && only && amend)
-               only_include_assumed = "Clever... amending the last one with dirty index.";
+               only_include_assumed = _("Clever... amending the last one with dirty index.");
        if (argc > 0 && !also && !only)
-               only_include_assumed = "Explicit paths specified without -i nor -o; assuming --only paths...";
+               only_include_assumed = _("Explicit paths specified without -i nor -o; assuming --only paths...");
        if (!cleanup_arg || !strcmp(cleanup_arg, "default"))
                cleanup_mode = use_editor ? CLEANUP_ALL : CLEANUP_SPACE;
        else if (!strcmp(cleanup_arg, "verbatim"))
@@ -986,14 +1058,14 @@ static int parse_and_validate_options(int argc, const char *argv[],
        else if (!strcmp(cleanup_arg, "strip"))
                cleanup_mode = CLEANUP_ALL;
        else
-               die("Invalid cleanup mode %s", cleanup_arg);
+               die(_("Invalid cleanup mode %s"), cleanup_arg);
 
        handle_untracked_files_arg(s);
 
        if (all && argc > 0)
-               die("Paths with -a does not make sense.");
+               die(_("Paths with -a does not make sense."));
        else if (interactive && argc > 0)
-               die("Paths with --interactive does not make sense.");
+               die(_("Paths with --interactive does not make sense."));
 
        if (null_termination && status_format == STATUS_FORMAT_LONG)
                status_format = STATUS_FORMAT_PORCELAIN;
@@ -1074,7 +1146,7 @@ static int git_status_config(const char *k, const char *v, void *cb)
                else if (!strcmp(v, "all"))
                        s->show_untracked_files = SHOW_ALL_UNTRACKED_FILES;
                else
-                       return error("Invalid untracked files mode '%s'", v);
+                       return error(_("Invalid untracked files mode '%s'"), v);
                return 0;
        }
        return git_diff_ui_config(k, v, NULL);
@@ -1117,7 +1189,7 @@ int cmd_status(int argc, const char **argv, const char *prefix)
        wt_status_prepare(&s);
        gitmodules_config();
        git_config(git_status_config, &s);
-       in_merge = file_exists(git_path("MERGE_HEAD"));
+       determine_whence(&s);
        argc = parse_options(argc, argv, prefix,
                             builtin_status_options,
                             builtin_status_usage, 0);
@@ -1131,16 +1203,10 @@ int cmd_status(int argc, const char **argv, const char *prefix)
        refresh_index(&the_index, REFRESH_QUIET|REFRESH_UNMERGED, s.pathspec, NULL, NULL);
 
        fd = hold_locked_index(&index_lock, 0);
-       if (0 <= fd) {
-               if (active_cache_changed &&
-                   !write_cache(fd, active_cache, active_nr))
-                       commit_locked_index(&index_lock);
-               else
-                       rollback_lock_file(&index_lock);
-       }
+       if (0 <= fd)
+               update_index_if_able(&the_index, &index_lock);
 
        s.is_initial = get_sha1(s.reference, sha1) ? 1 : 0;
-       s.in_merge = in_merge;
        s.ignore_submodule_arg = ignore_submodule_arg;
        wt_status_collect(&s);
 
@@ -1180,9 +1246,9 @@ static void print_summary(const char *prefix, const unsigned char *sha1)
 
        commit = lookup_commit(sha1);
        if (!commit)
-               die("couldn't look up newly created commit");
+               die(_("couldn't look up newly created commit"));
        if (!commit || parse_commit(commit))
-               die("could not parse newly created commit");
+               die(_("could not parse newly created commit"));
 
        strbuf_addstr(&format, "format:%h] %s");
 
@@ -1197,7 +1263,7 @@ static void print_summary(const char *prefix, const unsigned char *sha1)
                strbuf_addbuf_percentquote(&format, &committer_ident);
                if (advice_implicit_identity) {
                        strbuf_addch(&format, '\n');
-                       strbuf_addstr(&format, implicit_ident_advice);
+                       strbuf_addstr(&format, _(implicit_ident_advice));
                }
        }
        strbuf_release(&author_ident);
@@ -1215,7 +1281,6 @@ static void print_summary(const char *prefix, const unsigned char *sha1)
        get_commit_format(format.buf, &rev);
        rev.always_show_header = 0;
        rev.diffopt.detect_rename = 1;
-       rev.diffopt.rename_limit = 100;
        rev.diffopt.break_opt = 0;
        diff_setup_done(&rev.diffopt);
 
@@ -1223,9 +1288,9 @@ static void print_summary(const char *prefix, const unsigned char *sha1)
                !prefixcmp(head, "refs/heads/") ?
                        head + 11 :
                        !strcmp(head, "HEAD") ?
-                               "detached HEAD" :
+                               _("detached HEAD") :
                                head,
-               initial_commit ? " (root-commit)" : "");
+               initial_commit ? _(" (root-commit)") : "");
 
        if (!log_tree_commit(&rev, commit)) {
                rev.always_show_header = 1;
@@ -1302,8 +1367,7 @@ int cmd_commit(int argc, const char **argv, const char *prefix)
 
        wt_status_prepare(&s);
        git_config(git_commit_config, &s);
-       in_merge = file_exists(git_path("MERGE_HEAD"));
-       s.in_merge = in_merge;
+       determine_whence(&s);
 
        if (s.use_color == -1)
                s.use_color = git_use_color_default;
@@ -1336,11 +1400,11 @@ int cmd_commit(int argc, const char **argv, const char *prefix)
                        reflog_msg = "commit (amend)";
                commit = lookup_commit(head_sha1);
                if (!commit || parse_commit(commit))
-                       die("could not parse HEAD commit");
+                       die(_("could not parse HEAD commit"));
 
                for (c = commit->parents; c; c = c->next)
                        pptr = &commit_list_insert(c->item, pptr)->next;
-       } else if (in_merge) {
+       } else if (whence == FROM_MERGE) {
                struct strbuf m = STRBUF_INIT;
                FILE *fp;
 
@@ -1349,19 +1413,19 @@ int cmd_commit(int argc, const char **argv, const char *prefix)
                pptr = &commit_list_insert(lookup_commit(head_sha1), pptr)->next;
                fp = fopen(git_path("MERGE_HEAD"), "r");
                if (fp == NULL)
-                       die_errno("could not open '%s' for reading",
+                       die_errno(_("could not open '%s' for reading"),
                                  git_path("MERGE_HEAD"));
                while (strbuf_getline(&m, fp, '\n') != EOF) {
                        unsigned char sha1[20];
                        if (get_sha1_hex(m.buf, sha1) < 0)
-                               die("Corrupt MERGE_HEAD file (%s)", m.buf);
+                               die(_("Corrupt MERGE_HEAD file (%s)"), m.buf);
                        pptr = &commit_list_insert(lookup_commit(sha1), pptr)->next;
                }
                fclose(fp);
                strbuf_release(&m);
                if (!stat(git_path("MERGE_MODE"), &statbuf)) {
                        if (strbuf_read_file(&sb, git_path("MERGE_MODE"), 0) < 0)
-                               die_errno("could not read MERGE_MODE");
+                               die_errno(_("could not read MERGE_MODE"));
                        if (!strcmp(sb.buf, "no-ff"))
                                allow_fast_forward = 0;
                }
@@ -1369,7 +1433,9 @@ int cmd_commit(int argc, const char **argv, const char *prefix)
                        parents = reduce_heads(parents);
        } else {
                if (!reflog_msg)
-                       reflog_msg = "commit";
+                       reflog_msg = (whence == FROM_CHERRY_PICK)
+                                       ? "commit (cherry-pick)"
+                                       : "commit";
                pptr = &commit_list_insert(lookup_commit(head_sha1), pptr)->next;
        }
 
@@ -1378,7 +1444,7 @@ int cmd_commit(int argc, const char **argv, const char *prefix)
        if (strbuf_read_file(&sb, git_path(commit_editmsg), 0) < 0) {
                int saved_errno = errno;
                rollback_index_files();
-               die("could not read commit message: %s", strerror(saved_errno));
+               die(_("could not read commit message: %s"), strerror(saved_errno));
        }
 
        /* Truncate the message just before the diff, if any. */
@@ -1392,14 +1458,14 @@ int cmd_commit(int argc, const char **argv, const char *prefix)
                stripspace(&sb, cleanup_mode == CLEANUP_ALL);
        if (message_is_empty(&sb) && !allow_empty_message) {
                rollback_index_files();
-               fprintf(stderr, "Aborting commit due to empty commit message.\n");
+               fprintf(stderr, _("Aborting commit due to empty commit message.\n"));
                exit(1);
        }
 
        if (commit_tree(sb.buf, active_cache_tree->sha1, parents, commit_sha1,
                        author_ident.buf)) {
                rollback_index_files();
-               die("failed to write commit object");
+               die(_("failed to write commit object"));
        }
        strbuf_release(&author_ident);
 
@@ -1417,22 +1483,23 @@ int cmd_commit(int argc, const char **argv, const char *prefix)
 
        if (!ref_lock) {
                rollback_index_files();
-               die("cannot lock HEAD ref");
+               die(_("cannot lock HEAD ref"));
        }
        if (write_ref_sha1(ref_lock, commit_sha1, sb.buf) < 0) {
                rollback_index_files();
-               die("cannot update HEAD ref");
+               die(_("cannot update HEAD ref"));
        }
 
+       unlink(git_path("CHERRY_PICK_HEAD"));
        unlink(git_path("MERGE_HEAD"));
        unlink(git_path("MERGE_MSG"));
        unlink(git_path("MERGE_MODE"));
        unlink(git_path("SQUASH_MSG"));
 
        if (commit_index_files())
-               die ("Repository has been updated, but unable to write\n"
+               die (_("Repository has been updated, but unable to write\n"
                     "new_index file. Check that disk is not full or quota is\n"
-                    "not exceeded, and then \"git reset HEAD\" to recover.");
+                    "not exceeded, and then \"git reset HEAD\" to recover."));
 
        rerere(0);
        run_hook(get_index_file(), "post-commit", NULL);