assert NOARG/NONEG behavior of parse-options callbacks

diff --git a/builtin/tag.c b/builtin/tag.c
index a7e6a5b0f234a95fb45a71d7e9aa7f0baa2b47f8..02f6bd1279d9c360f97d04ebba0b1f88ff2f27e1 100644 (file)
--- a/builtin/tag.c
+++ b/builtin/tag.c
@@ -10,6 +10,7 @@
 #include "config.h"
 #include "builtin.h"
 #include "refs.h"
+#include "object-store.h"
 #include "tag.h"
 #include "run-command.h"
 #include "parse-options.h"
@@ -99,7 +100,8 @@ static int delete_tag(const char *name, const char *ref,
 {
        if (delete_ref(NULL, ref, oid, 0))
                return 1;
-       printf(_("Deleted tag '%s' (was %s)\n"), name, find_unique_abbrev(oid->hash, DEFAULT_ABBREV));
+       printf(_("Deleted tag '%s' (was %s)\n"), name,
+              find_unique_abbrev(oid, DEFAULT_ABBREV));
        return 0;
 }
 
@@ -117,7 +119,7 @@ static int verify_tag(const char *name, const char *ref,
                return -1;
 
        if (format->format)
-               pretty_print_ref(name, oid->hash, format);
+               pretty_print_ref(name, oid, format);
 
        return 0;
 }
@@ -167,7 +169,7 @@ static void write_tag_body(int fd, const struct object_id *oid)
        enum object_type type;
        char *buf, *sp;
 
-       buf = read_sha1_file(oid->hash, &type, &size);
+       buf = read_object_file(oid, &type, &size);
        if (!buf)
                return;
        /* skip header */
@@ -187,13 +189,14 @@ static int build_tag_object(struct strbuf *buf, int sign, struct object_id *resu
 {
        if (sign && do_sign(buf) < 0)
                return error(_("unable to sign the tag"));
-       if (write_sha1_file(buf->buf, buf->len, tag_type, result->hash) < 0)
+       if (write_object_file(buf->buf, buf->len, tag_type, result) < 0)
                return error(_("unable to write tag file"));
        return 0;
 }
 
 struct create_tag_options {
        unsigned int message_given:1;
+       unsigned int use_editor:1;
        unsigned int sign;
        enum {
                CLEANUP_NONE,
@@ -210,7 +213,7 @@ static void create_tag(const struct object_id *object, const char *tag,
        struct strbuf header = STRBUF_INIT;
        char *path = NULL;
 
-       type = sha1_object_info(object->hash, NULL);
+       type = oid_object_info(the_repository, object, NULL);
        if (type <= OBJ_NONE)
            die(_("bad object type."));
 
@@ -220,11 +223,11 @@ static void create_tag(const struct object_id *object, const char *tag,
                    "tag %s\n"
                    "tagger %s\n\n",
                    oid_to_hex(object),
-                   typename(type),
+                   type_name(type),
                    tag,
                    git_committer_info(IDENT_STRICT));
 
-       if (!opt->message_given) {
+       if (!opt->message_given || opt->use_editor) {
                int fd;
 
                /* write the template message before editing: */
@@ -233,7 +236,10 @@ static void create_tag(const struct object_id *object, const char *tag,
                if (fd < 0)
                        die_errno(_("could not create file '%s'"), path);
 
-               if (!is_null_oid(prev)) {
+               if (opt->message_given) {
+                       write_or_die(fd, buf->buf, buf->len);
+                       strbuf_reset(buf);
+               } else if (!is_null_oid(prev)) {
                        write_tag_body(fd, prev);
                } else {
                        struct strbuf buf = STRBUF_INIT;
@@ -289,17 +295,17 @@ static void create_reflog_msg(const struct object_id *oid, struct strbuf *sb)
                strbuf_addstr(sb, rla);
        } else {
                strbuf_addstr(sb, "tag: tagging ");
-               strbuf_add_unique_abbrev(sb, oid->hash, DEFAULT_ABBREV);
+               strbuf_add_unique_abbrev(sb, oid, DEFAULT_ABBREV);
        }
 
        strbuf_addstr(sb, " (");
-       type = sha1_object_info(oid->hash, NULL);
+       type = oid_object_info(the_repository, oid, NULL);
        switch (type) {
        default:
                strbuf_addstr(sb, "object of unknown type");
                break;
        case OBJ_COMMIT:
-               if ((buf = read_sha1_file(oid->hash, &type, &size)) != NULL) {
+               if ((buf = read_object_file(oid, &type, &size)) != NULL) {
                        subject_len = find_commit_subject(buf, &subject_start);
                        strbuf_insert(sb, sb->len, subject_start, subject_len);
                } else {
@@ -307,7 +313,7 @@ static void create_reflog_msg(const struct object_id *oid, struct strbuf *sb)
                }
                free(buf);
 
-               if ((c = lookup_commit_reference(oid)) != NULL)
+               if ((c = lookup_commit_reference(the_repository, oid)) != NULL)
                        strbuf_addf(sb, ", %s", show_date(c->date, 0, DATE_MODE(SHORT)));
                break;
        case OBJ_TREE:
@@ -332,6 +338,8 @@ static int parse_msg_arg(const struct option *opt, const char *arg, int unset)
 {
        struct msg_arg *msg = opt->value;
 
+       BUG_ON_OPT_NEG(unset);
+
        if (!arg)
                return -1;
        if (msg->buf.len)
@@ -372,6 +380,7 @@ int cmd_tag(int argc, const char **argv, const char *prefix)
        static struct ref_sorting *sorting = NULL, **sorting_tail = &sorting;
        struct ref_format format = REF_FORMAT_INIT;
        int icase = 0;
+       int edit_flag = 0;
        struct option options[] = {
                OPT_CMDMODE('l', "list", &cmdmode, N_("list tag names"), 'l'),
                { OPTION_INTEGER, 'n', NULL, &filter.lines, N_("n"),
@@ -383,15 +392,16 @@ int cmd_tag(int argc, const char **argv, const char *prefix)
                OPT_GROUP(N_("Tag creation options")),
                OPT_BOOL('a', "annotate", &annotate,
                                        N_("annotated tag, needs a message")),
-               OPT_CALLBACK('m', "message", &msg, N_("message"),
-                            N_("tag message"), parse_msg_arg),
+               { OPTION_CALLBACK, 'm', "message", &msg, N_("message"),
+                 N_("tag message"), PARSE_OPT_NONEG, parse_msg_arg },
                OPT_FILENAME('F', "file", &msgfile, N_("read message from file")),
+               OPT_BOOL('e', "edit", &edit_flag, N_("force edit of tag message")),
                OPT_BOOL('s', "sign", &opt.sign, N_("annotated and GPG-signed tag")),
                OPT_STRING(0, "cleanup", &cleanup_arg, N_("mode"),
                        N_("how to strip spaces and #comments from message")),
                OPT_STRING('u', "local-user", &keyid, N_("key-id"),
                                        N_("use another key to sign the tag")),
-               OPT__FORCE(&force, N_("replace the tag if exists")),
+               OPT__FORCE(&force, N_("replace the tag if exists"), 0),
                OPT_BOOL(0, "create-reflog", &create_reflog, N_("create a reflog")),
 
                OPT_GROUP(N_("Tag listing options")),
@@ -524,6 +534,7 @@ int cmd_tag(int argc, const char **argv, const char *prefix)
                die(_("tag '%s' already exists"), tag);
 
        opt.message_given = msg.given || msgfile;
+       opt.use_editor = edit_flag;
 
        if (!cleanup_arg || !strcmp(cleanup_arg, "strip"))
                opt.cleanup_mode = CLEANUP_ALL;
@@ -550,8 +561,9 @@ int cmd_tag(int argc, const char **argv, const char *prefix)
            ref_transaction_commit(transaction, &err))
                die("%s", err.buf);
        ref_transaction_free(transaction);
-       if (force && !is_null_oid(&prev) && oidcmp(&prev, &object))
-               printf(_("Updated tag '%s' (was %s)\n"), tag, find_unique_abbrev(prev.hash, DEFAULT_ABBREV));
+       if (force && !is_null_oid(&prev) && !oideq(&prev, &object))
+               printf(_("Updated tag '%s' (was %s)\n"), tag,
+                      find_unique_abbrev(&prev, DEFAULT_ABBREV));
 
        UNLEAK(buf);
        UNLEAK(ref);