Code

Merge branch 'bc/maint-1.6.1-branch-deleted-was'
authorJunio C Hamano <gitster@pobox.com>
Thu, 26 Mar 2009 07:26:47 +0000 (00:26 -0700)
committerJunio C Hamano <gitster@pobox.com>
Thu, 26 Mar 2009 07:26:47 +0000 (00:26 -0700)
* bc/maint-1.6.1-branch-deleted-was:
  git-branch: display "was sha1" on branch deletion rather than just "sha1"

Conflicts:
builtin-branch.c

1  2 
builtin-branch.c
t/t3200-branch.sh

diff --combined builtin-branch.c
index 14d4b917e5bb929f40efd3fc5e010cec5d3507de,23b6949fec30e8276d0ef3d34e0aaee10eb49165..07a440eebacc1aa4e944874704bedfed7efb00e8
@@@ -32,18 -32,18 +32,18 @@@ static unsigned char head_sha1[20]
  
  static int branch_use_color = -1;
  static char branch_colors[][COLOR_MAXLEN] = {
 -      "\033[m",       /* reset */
 -      "",             /* PLAIN (normal) */
 -      "\033[31m",     /* REMOTE (red) */
 -      "",             /* LOCAL (normal) */
 -      "\033[32m",     /* CURRENT (green) */
 +      GIT_COLOR_RESET,
 +      GIT_COLOR_NORMAL,       /* PLAIN */
 +      GIT_COLOR_RED,          /* REMOTE */
 +      GIT_COLOR_NORMAL,       /* LOCAL */
 +      GIT_COLOR_GREEN,        /* CURRENT */
  };
  enum color_branch {
 -      COLOR_BRANCH_RESET = 0,
 -      COLOR_BRANCH_PLAIN = 1,
 -      COLOR_BRANCH_REMOTE = 2,
 -      COLOR_BRANCH_LOCAL = 3,
 -      COLOR_BRANCH_CURRENT = 4,
 +      BRANCH_COLOR_RESET = 0,
 +      BRANCH_COLOR_PLAIN = 1,
 +      BRANCH_COLOR_REMOTE = 2,
 +      BRANCH_COLOR_LOCAL = 3,
 +      BRANCH_COLOR_CURRENT = 4,
  };
  
  static enum merge_filter {
@@@ -56,15 -56,15 +56,15 @@@ static unsigned char merge_filter_ref[2
  static int parse_branch_color_slot(const char *var, int ofs)
  {
        if (!strcasecmp(var+ofs, "plain"))
 -              return COLOR_BRANCH_PLAIN;
 +              return BRANCH_COLOR_PLAIN;
        if (!strcasecmp(var+ofs, "reset"))
 -              return COLOR_BRANCH_RESET;
 +              return BRANCH_COLOR_RESET;
        if (!strcasecmp(var+ofs, "remote"))
 -              return COLOR_BRANCH_REMOTE;
 +              return BRANCH_COLOR_REMOTE;
        if (!strcasecmp(var+ofs, "local"))
 -              return COLOR_BRANCH_LOCAL;
 +              return BRANCH_COLOR_LOCAL;
        if (!strcasecmp(var+ofs, "current"))
 -              return COLOR_BRANCH_CURRENT;
 +              return BRANCH_COLOR_CURRENT;
        die("bad config variable '%s'", var);
  }
  
@@@ -99,7 -99,6 +99,7 @@@ static int delete_branches(int argc, co
        const char *fmt, *remote;
        int i;
        int ret = 0;
 +      struct strbuf bname = STRBUF_INIT;
  
        switch (kinds) {
        case REF_REMOTE_BRANCH:
                if (!head_rev)
                        die("Couldn't look up commit object for HEAD");
        }
 -      for (i = 0; i < argc; i++) {
 -              if (kinds == REF_LOCAL_BRANCH && !strcmp(head, argv[i])) {
 +      for (i = 0; i < argc; i++, strbuf_release(&bname)) {
 +              int len = strlen(argv[i]);
 +
 +              if (interpret_nth_last_branch(argv[i], &bname) != len)
 +                      strbuf_add(&bname, argv[i], len);
 +
 +              if (kinds == REF_LOCAL_BRANCH && !strcmp(head, bname.buf)) {
                        error("Cannot delete the branch '%s' "
 -                              "which you are currently on.", argv[i]);
 +                            "which you are currently on.", bname.buf);
                        ret = 1;
                        continue;
                }
  
                free(name);
  
 -              name = xstrdup(mkpath(fmt, argv[i]));
 +              name = xstrdup(mkpath(fmt, bname.buf));
                if (!resolve_ref(name, sha1, 1, NULL)) {
                        error("%sbranch '%s' not found.",
 -                                      remote, argv[i]);
 +                                      remote, bname.buf);
                        ret = 1;
                        continue;
                }
                if (!force &&
                    !in_merge_bases(rev, &head_rev, 1)) {
                        error("The branch '%s' is not an ancestor of "
 -                              "your current HEAD.\n"
 -                              "If you are sure you want to delete it, "
 -                              "run 'git branch -D %s'.", argv[i], argv[i]);
 +                            "your current HEAD.\n"
 +                            "If you are sure you want to delete it, "
 +                            "run 'git branch -D %s'.", bname.buf, bname.buf);
                        ret = 1;
                        continue;
                }
  
                if (delete_ref(name, sha1, 0)) {
                        error("Error deleting %sbranch '%s'", remote,
 -                             argv[i]);
 +                            bname.buf);
                        ret = 1;
                } else {
                        struct strbuf buf = STRBUF_INIT;
-                       printf("Deleted %sbranch %s (%s).\n", remote,
 -                      printf("Deleted %sbranch %s (was %s).\n", remote, argv[i],
 -                              find_unique_abbrev(sha1, DEFAULT_ABBREV));
 -                      strbuf_addf(&buf, "branch.%s", argv[i]);
++                      printf("Deleted %sbranch %s (was %s).\n", remote,
 +                             bname.buf,
 +                             find_unique_abbrev(sha1, DEFAULT_ABBREV));
 +                      strbuf_addf(&buf, "branch.%s", bname.buf);
                        if (git_config_rename_section(buf.buf, NULL) < 0)
                                warning("Update of config-file failed");
                        strbuf_release(&buf);
  
  struct ref_item {
        char *name;
 -      unsigned int kind;
 +      char *dest;
 +      unsigned int kind, len;
        struct commit *commit;
  };
  
@@@ -201,18 -193,19 +201,18 @@@ struct ref_list 
        int kinds;
  };
  
 -static int has_commit(struct commit *commit, struct commit_list *with_commit)
 +static char *resolve_symref(const char *src, const char *prefix)
  {
 -      if (!with_commit)
 -              return 1;
 -      while (with_commit) {
 -              struct commit *other;
 -
 -              other = with_commit->item;
 -              with_commit = with_commit->next;
 -              if (in_merge_bases(other, &commit, 1))
 -                      return 1;
 -      }
 -      return 0;
 +      unsigned char sha1[20];
 +      int flag;
 +      const char *dst, *cp;
 +
 +      dst = resolve_ref(src, sha1, 0, &flag);
 +      if (!(dst && (flag & REF_ISSYMREF)))
 +              return NULL;
 +      if (prefix && (cp = skip_prefix(dst, prefix)))
 +              dst = cp;
 +      return xstrdup(dst);
  }
  
  static int append_ref(const char *refname, const unsigned char *sha1, int flags, void *cb_data)
        struct ref_list *ref_list = (struct ref_list*)(cb_data);
        struct ref_item *newitem;
        struct commit *commit;
 -      int kind;
 -      int len;
 +      int kind, i;
 +      const char *prefix, *orig_refname = refname;
 +
 +      static struct {
 +              int kind;
 +              const char *prefix;
 +              int pfxlen;
 +      } ref_kind[] = {
 +              { REF_LOCAL_BRANCH, "refs/heads/", 11 },
 +              { REF_REMOTE_BRANCH, "refs/remotes/", 13 },
 +      };
  
        /* Detect kind */
 -      if (!prefixcmp(refname, "refs/heads/")) {
 -              kind = REF_LOCAL_BRANCH;
 -              refname += 11;
 -      } else if (!prefixcmp(refname, "refs/remotes/")) {
 -              kind = REF_REMOTE_BRANCH;
 -              refname += 13;
 -      } else
 +      for (i = 0; i < ARRAY_SIZE(ref_kind); i++) {
 +              prefix = ref_kind[i].prefix;
 +              if (strncmp(refname, prefix, ref_kind[i].pfxlen))
 +                      continue;
 +              kind = ref_kind[i].kind;
 +              refname += ref_kind[i].pfxlen;
 +              break;
 +      }
 +      if (ARRAY_SIZE(ref_kind) <= i)
                return 0;
  
        commit = lookup_commit_reference_gently(sha1, 1);
                return error("branch '%s' does not point at a commit", refname);
  
        /* Filter with with_commit if specified */
 -      if (!has_commit(commit, ref_list->with_commit))
 +      if (!is_descendant_of(commit, ref_list->with_commit))
                return 0;
  
        /* Don't add types the caller doesn't want */
        newitem->name = xstrdup(refname);
        newitem->kind = kind;
        newitem->commit = commit;
 -      len = strlen(newitem->name);
 -      if (len > ref_list->maxwidth)
 -              ref_list->maxwidth = len;
 +      newitem->len = strlen(refname);
 +      newitem->dest = resolve_symref(orig_refname, prefix);
 +      /* adjust for "remotes/" */
 +      if (newitem->kind == REF_REMOTE_BRANCH &&
 +          ref_list->kinds != REF_REMOTE_BRANCH)
 +              newitem->len += 8;
 +      if (newitem->len > ref_list->maxwidth)
 +              ref_list->maxwidth = newitem->len;
  
        return 0;
  }
@@@ -288,10 -265,8 +288,10 @@@ static void free_ref_list(struct ref_li
  {
        int i;
  
 -      for (i = 0; i < ref_list->index; i++)
 +      for (i = 0; i < ref_list->index; i++) {
                free(ref_list->list[i].name);
 +              free(ref_list->list[i].dest);
 +      }
        free(ref_list->list);
  }
  
@@@ -332,46 -307,34 +332,46 @@@ static int matches_merge_filter(struct 
  }
  
  static void print_ref_item(struct ref_item *item, int maxwidth, int verbose,
 -                         int abbrev, int current)
 +                         int abbrev, int current, char *prefix)
  {
        char c;
        int color;
        struct commit *commit = item->commit;
 +      struct strbuf out = STRBUF_INIT, name = STRBUF_INIT;
  
        if (!matches_merge_filter(commit))
                return;
  
        switch (item->kind) {
        case REF_LOCAL_BRANCH:
 -              color = COLOR_BRANCH_LOCAL;
 +              color = BRANCH_COLOR_LOCAL;
                break;
        case REF_REMOTE_BRANCH:
 -              color = COLOR_BRANCH_REMOTE;
 +              color = BRANCH_COLOR_REMOTE;
                break;
        default:
 -              color = COLOR_BRANCH_PLAIN;
 +              color = BRANCH_COLOR_PLAIN;
                break;
        }
  
        c = ' ';
        if (current) {
                c = '*';
 -              color = COLOR_BRANCH_CURRENT;
 +              color = BRANCH_COLOR_CURRENT;
        }
  
 -      if (verbose) {
 +      strbuf_addf(&name, "%s%s", prefix, item->name);
 +      if (verbose)
 +              strbuf_addf(&out, "%c %s%-*s%s", c, branch_get_color(color),
 +                          maxwidth, name.buf,
 +                          branch_get_color(BRANCH_COLOR_RESET));
 +      else
 +              strbuf_addf(&out, "%c %s%s%s", c, branch_get_color(color),
 +                          name.buf, branch_get_color(BRANCH_COLOR_RESET));
 +
 +      if (item->dest)
 +              strbuf_addf(&out, " -> %s", item->dest);
 +      else if (verbose) {
                struct strbuf subject = STRBUF_INIT, stat = STRBUF_INIT;
                const char *sub = " **** invalid ref ****";
  
                if (item->kind == REF_LOCAL_BRANCH)
                        fill_tracking_info(&stat, item->name);
  
 -              printf("%c %s%-*s%s %s %s%s\n", c, branch_get_color(color),
 -                     maxwidth, item->name,
 -                     branch_get_color(COLOR_BRANCH_RESET),
 -                     find_unique_abbrev(item->commit->object.sha1, abbrev),
 -                     stat.buf, sub);
 +              strbuf_addf(&out, " %s %s%s",
 +                      find_unique_abbrev(item->commit->object.sha1, abbrev),
 +                      stat.buf, sub);
                strbuf_release(&stat);
                strbuf_release(&subject);
 -      } else {
 -              printf("%c %s%s%s\n", c, branch_get_color(color), item->name,
 -                     branch_get_color(COLOR_BRANCH_RESET));
        }
 +      printf("%s\n", out.buf);
 +      strbuf_release(&name);
 +      strbuf_release(&out);
  }
  
  static int calc_maxwidth(struct ref_list *refs)
  {
 -      int i, l, w = 0;
 +      int i, w = 0;
        for (i = 0; i < refs->index; i++) {
                if (!matches_merge_filter(refs->list[i].commit))
                        continue;
 -              l = strlen(refs->list[i].name);
 -              if (l > w)
 -                      w = l;
 +              if (refs->list[i].len > w)
 +                      w = refs->list[i].len;
        }
        return w;
  }
@@@ -435,17 -401,14 +435,17 @@@ static void print_ref_list(int kinds, i
        qsort(ref_list.list, ref_list.index, sizeof(struct ref_item), ref_cmp);
  
        detached = (detached && (kinds & REF_LOCAL_BRANCH));
 -      if (detached && head_commit && has_commit(head_commit, with_commit)) {
 +      if (detached && head_commit &&
 +          is_descendant_of(head_commit, with_commit)) {
                struct ref_item item;
                item.name = xstrdup("(no branch)");
 +              item.len = strlen(item.name);
                item.kind = REF_LOCAL_BRANCH;
 +              item.dest = NULL;
                item.commit = head_commit;
 -              if (strlen(item.name) > ref_list.maxwidth)
 -                      ref_list.maxwidth = strlen(item.name);
 -              print_ref_item(&item, ref_list.maxwidth, verbose, abbrev, 1);
 +              if (item.len > ref_list.maxwidth)
 +                      ref_list.maxwidth = item.len;
 +              print_ref_item(&item, ref_list.maxwidth, verbose, abbrev, 1, "");
                free(item.name);
        }
  
                int current = !detached &&
                        (ref_list.list[i].kind == REF_LOCAL_BRANCH) &&
                        !strcmp(ref_list.list[i].name, head);
 +              char *prefix = (kinds != REF_REMOTE_BRANCH &&
 +                              ref_list.list[i].kind == REF_REMOTE_BRANCH)
 +                              ? "remotes/" : "";
                print_ref_item(&ref_list.list[i], ref_list.maxwidth, verbose,
 -                             abbrev, current);
 +                             abbrev, current, prefix);
        }
  
        free_ref_list(&ref_list);
@@@ -506,6 -466,22 +506,6 @@@ static void rename_branch(const char *o
        strbuf_release(&newsection);
  }
  
 -static int opt_parse_with_commit(const struct option *opt, const char *arg, int unset)
 -{
 -      unsigned char sha1[20];
 -      struct commit *commit;
 -
 -      if (!arg)
 -              return -1;
 -      if (get_sha1(arg, sha1))
 -              die("malformed object name %s", arg);
 -      commit = lookup_commit_reference(sha1);
 -      if (!commit)
 -              die("no such commit %s", arg);
 -      commit_list_insert(commit, opt->value);
 -      return 0;
 -}
 -
  static int opt_parse_merge_filter(const struct option *opt, const char *arg, int unset)
  {
        merge_filter = ((opt->long_name[0] == 'n')
@@@ -541,13 -517,13 +541,13 @@@ int cmd_branch(int argc, const char **a
                        OPTION_CALLBACK, 0, "contains", &with_commit, "commit",
                        "print only branches that contain the commit",
                        PARSE_OPT_LASTARG_DEFAULT,
 -                      opt_parse_with_commit, (intptr_t)"HEAD",
 +                      parse_opt_with_commit, (intptr_t)"HEAD",
                },
                {
                        OPTION_CALLBACK, 0, "with", &with_commit, "commit",
                        "print only branches that contain the commit",
                        PARSE_OPT_HIDDEN | PARSE_OPT_LASTARG_DEFAULT,
 -                      opt_parse_with_commit, (intptr_t) "HEAD",
 +                      parse_opt_with_commit, (intptr_t) "HEAD",
                },
                OPT__ABBREV(&abbrev),
  
diff --combined t/t3200-branch.sh
index f82bcdbd465d44d8577e775264581bb5652c7b07,1b1e9ece572b68d5a415458c799690c06ddd3695..d59a9b4aef5fc53e42ec95a3b96a18fb67aa82cb
@@@ -121,7 -121,7 +121,7 @@@ test_expect_success 'renaming a symref 
        ! test -f .git/refs/heads/master3
  '
  
 -test_expect_success \
 +test_expect_success SYMLINKS \
      'git branch -m u v should fail when the reflog for u is a symlink' '
       git branch -l u &&
       mv .git/logs/refs/heads/u real-u &&
@@@ -195,7 -195,7 +195,7 @@@ test_expect_success 'test deleting bran
  test_expect_success 'test deleting branch without config' \
      'git branch my7 s &&
       sha1=$(git rev-parse my7 | cut -c 1-7) &&
-      test "$(git branch -d my7 2>&1)" = "Deleted branch my7 ($sha1)."'
+      test "$(git branch -d my7 2>&1)" = "Deleted branch my7 (was $sha1)."'
  
  test_expect_success 'test --track without .fetch entries' \
      'git branch --track my8 &&