Merge branch 'maint-1.5.4' into maint
authorJunio C Hamano <gitster@pobox.com>
Sat, 12 Apr 2008 06:55:55 +0000 (23:55 -0700)
committerJunio C Hamano <gitster@pobox.com>
Sat, 12 Apr 2008 06:55:55 +0000 (23:55 -0700)
* maint-1.5.4:
bisect: fix bad rev checking in "git bisect good"
revision.c: make --date-order overriddable
Fix section about backdating tags in the git-tag docs
Document option --only of git commit
Documentation/git-request-pull: Fixed a typo ("send" -> "end")

1  2 
Documentation/git-commit.txt
Documentation/git-tag.txt
builtin-commit.c
git-bisect.sh
revision.c
t/t6030-bisect-porcelain.sh
index b4ae61ff46f4b7ff9e71e9e91a999fdc8fc17560,488d873f43a864839d6fbbd02e87bf4b327272b4..4bb51cc06ec5e1f47b748b14353e49a0acfdc775
@@@ -139,6 -139,17 +139,17 @@@ but can be used to amend a merge commit
        as well.  This is usually not what you want unless you
        are concluding a conflicted merge.
  
+ -o|--only::
+       Make a commit only from the paths specified on the
+       command line, disregarding any contents that have been
+       staged so far. This is the default mode of operation of
+       'git commit' if any paths are given on the command line,
+       in which case this option can be omitted.
+       If this option is specified together with '--amend', then
+       no paths need be specified, which can be used to amend
+       the last commit without committing changes that have
+       already been staged.
  -u|--untracked-files::
        Show all untracked files, also those in uninteresting
        directories, in the "Untracked files:" section of commit
@@@ -280,8 -291,8 +291,8 @@@ order)
  
  HOOKS
  -----
 -This command can run `commit-msg`, `pre-commit`, and
 -`post-commit` hooks.  See link:hooks.html[hooks] for more
 +This command can run `commit-msg`, `prepare-commit-msg`, `pre-commit`,
 +and `post-commit` hooks.  See link:hooks.html[hooks] for more
  information.
  
  
index 4b6fd90eafbcb9834a4b3bf733fef28b3f895fde,b729595984b69538da5379381f399eff3b79b837..9712392f7946366129056ed8a0b7b8fab83c0ed5
@@@ -26,9 -26,6 +26,9 @@@ creates a 'tag' object, and requires th
  `-m <msg>` or `-F <file>` is given, an editor is started for the user to type
  in the tag message.
  
 +If `-m <msg>` or `-F <file>` is given and `-a`, `-s`, and `-u <key-id>`
 +are absent, `-a` is implied.
 +
  Otherwise just the SHA1 object name of the commit object is
  written (i.e. a lightweight tag).
  
@@@ -71,14 -68,10 +71,14 @@@ OPTION
        Use the given tag message (instead of prompting).
        If multiple `-m` options are given, there values are
        concatenated as separate paragraphs.
 +      Implies `-a` if none of `-a`, `-s`, or `-u <key-id>`
 +      is given.
  
  -F <file>::
        Take the tag message from the given file.  Use '-' to
        read the message from the standard input.
 +      Implies `-a` if none of `-a`, `-s`, or `-u <key-id>`
 +      is given.
  
  CONFIGURATION
  -------------
@@@ -233,14 -226,14 +233,14 @@@ the tag object affects, for example, th
  gitweb interface.
  
  To set the date used in future tag objects, set the environment
- variable GIT_AUTHOR_DATE to one or more of the date and time.  The
+ variable GIT_COMMITTER_DATE to one or more of the date and time.  The
  date and time can be specified in a number of ways; the most common
  is "YYYY-MM-DD HH:MM".
  
  An example follows.
  
  ------------
- $ GIT_AUTHOR_DATE="2006-10-02 10:31" git tag -s v1.0.1
+ $ GIT_COMMITTER_DATE="2006-10-02 10:31" git tag -s v1.0.1
  ------------
  
  
diff --combined builtin-commit.c
index 660a3458f7f4ef24dfa4fd5bdf902174da1eefb4,a228a43f750f9e7ede8027db918b44f60fbff842..05dfc6973aadf4d8a0250f839409c58e0d9cd77d
@@@ -7,7 -7,6 +7,7 @@@
  
  #include "cache.h"
  #include "cache-tree.h"
 +#include "color.h"
  #include "dir.h"
  #include "builtin.h"
  #include "diff.h"
@@@ -98,7 -97,7 +98,7 @@@ static struct option builtin_commit_opt
        OPT_BOOLEAN('a', "all", &all, "commit all changed files"),
        OPT_BOOLEAN('i', "include", &also, "add specified files to index for commit"),
        OPT_BOOLEAN(0, "interactive", &interactive, "interactively add files"),
-       OPT_BOOLEAN('o', "only", &only, ""),
+       OPT_BOOLEAN('o', "only", &only, "commit only specified files"),
        OPT_BOOLEAN('n', "no-verify", &no_verify, "bypass pre-commit hook"),
        OPT_BOOLEAN(0, "amend", &amend, "amend previous commit"),
        OPT_BOOLEAN(0, "untracked-files", &untracked_files, "show all untracked files"),
@@@ -161,7 -160,7 +161,7 @@@ static int list_paths(struct path_list 
  
        for (i = 0; i < active_nr; i++) {
                struct cache_entry *ce = active_cache[i];
 -              if (ce->ce_flags & htons(CE_UPDATE))
 +              if (ce->ce_flags & CE_UPDATE)
                        continue;
                if (!pathspec_match(pattern, m, ce->name, 0))
                        continue;
@@@ -198,8 -197,6 +198,8 @@@ static void create_base_index(void
        opts.head_idx = 1;
        opts.index_only = 1;
        opts.merge = 1;
 +      opts.src_index = &the_index;
 +      opts.dst_index = &the_index;
  
        opts.fn = oneway_merge;
        tree = parse_tree_indirect(head_sha1);
                die("failed to unpack HEAD tree object");
        parse_tree(tree);
        init_tree_desc(&t, tree->buffer, tree->size);
 -      unpack_trees(1, &t, &opts);
 +      if (unpack_trees(1, &t, &opts))
 +              exit(128); /* We've already reported the error, finish dying */
  }
  
  static char *prepare_index(int argc, const char **argv, const char *prefix)
@@@ -351,107 -347,45 +351,107 @@@ static int run_status(FILE *fp, const c
        return s.commitable;
  }
  
 +static int run_hook(const char *index_file, const char *name, ...)
 +{
 +      struct child_process hook;
 +      const char *argv[10], *env[2];
 +      char index[PATH_MAX];
 +      va_list args;
 +      int i;
 +
 +      va_start(args, name);
 +      argv[0] = git_path("hooks/%s", name);
 +      i = 0;
 +      do {
 +              if (++i >= ARRAY_SIZE(argv))
 +                      die ("run_hook(): too many arguments");
 +              argv[i] = va_arg(args, const char *);
 +      } while (argv[i]);
 +      va_end(args);
 +
 +      snprintf(index, sizeof(index), "GIT_INDEX_FILE=%s", index_file);
 +      env[0] = index;
 +      env[1] = NULL;
 +
 +      if (access(argv[0], X_OK) < 0)
 +              return 0;
 +
 +      memset(&hook, 0, sizeof(hook));
 +      hook.argv = argv;
 +      hook.no_stdin = 1;
 +      hook.stdout_to_stderr = 1;
 +      hook.env = env;
 +
 +      return run_command(&hook);
 +}
 +
 +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");
 +      return !!(commit->parents && commit->parents->next);
 +}
 +
  static const char sign_off_header[] = "Signed-off-by: ";
  
 -static int prepare_log_message(const char *index_file, const char *prefix)
 +static int prepare_to_commit(const char *index_file, const char *prefix)
  {
        struct stat statbuf;
        int commitable, saved_color_setting;
        struct strbuf sb;
        char *buffer;
        FILE *fp;
 +      const char *hook_arg1 = NULL;
 +      const char *hook_arg2 = NULL;
 +
 +      if (!no_verify && run_hook(index_file, "pre-commit", NULL))
 +              return 0;
  
        strbuf_init(&sb, 0);
        if (message.len) {
                strbuf_addbuf(&sb, &message);
 +              hook_arg1 = "message";
        } else if (logfile && !strcmp(logfile, "-")) {
                if (isatty(0))
                        fprintf(stderr, "(reading log message from standard input)\n");
                if (strbuf_read(&sb, 0, 0) < 0)
                        die("could not read log from standard input");
 +              hook_arg1 = "message";
        } else if (logfile) {
                if (strbuf_read_file(&sb, logfile, 0) < 0)
                        die("could not read log file '%s': %s",
                            logfile, strerror(errno));
 +              hook_arg1 = "message";
        } else if (use_message) {
                buffer = strstr(use_message_buffer, "\n\n");
                if (!buffer || buffer[2] == '\0')
                        die("commit has empty message");
                strbuf_add(&sb, buffer + 2, strlen(buffer + 2));
 +              hook_arg1 = "commit";
 +              hook_arg2 = use_message;
        } else if (!stat(git_path("MERGE_MSG"), &statbuf)) {
                if (strbuf_read_file(&sb, git_path("MERGE_MSG"), 0) < 0)
                        die("could not read MERGE_MSG: %s", strerror(errno));
 +              hook_arg1 = "merge";
        } else if (!stat(git_path("SQUASH_MSG"), &statbuf)) {
                if (strbuf_read_file(&sb, git_path("SQUASH_MSG"), 0) < 0)
                        die("could not read SQUASH_MSG: %s", strerror(errno));
 +              hook_arg1 = "squash";
        } else if (template_file && !stat(template_file, &statbuf)) {
                if (strbuf_read_file(&sb, template_file, 0) < 0)
                        die("could not read %s: %s",
                            template_file, strerror(errno));
 +              hook_arg1 = "template";
        }
  
 +      /*
 +       * This final case does not modify the template message,
 +       * it just sets the argument to the prepare-commit-msg hook.
 +       */
 +      else if (in_merge)
 +              hook_arg1 = "merge";
 +
        fp = fopen(git_path(commit_editmsg), "w");
        if (fp == NULL)
                die("could not open %s", git_path(commit_editmsg));
  
        strbuf_release(&sb);
  
 -      if (!use_editor) {
 +      if (use_editor) {
 +              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.\n"
 +                      "# (Comment lines starting with '#' will ");
 +              if (cleanup_mode == CLEANUP_ALL)
 +                      fprintf(fp, "not be included)\n");
 +              else /* CLEANUP_SPACE, that is. */
 +                      fprintf(fp, "be kept.\n"
 +                              "# You can remove them yourself if you want to)\n");
 +              if (only_include_assumed)
 +                      fprintf(fp, "# %s\n", only_include_assumed);
 +
 +              saved_color_setting = wt_status_use_color;
 +              wt_status_use_color = 0;
 +              commitable = run_status(fp, index_file, prefix, 1);
 +              wt_status_use_color = saved_color_setting;
 +      } else {
                struct rev_info rev;
                unsigned char sha1[20];
                const char *parent = "HEAD";
  
 -              fclose(fp);
 -
                if (!active_nr && read_cache() < 0)
                        die("Cannot read index");
  
                        parent = "HEAD^1";
  
                if (get_sha1(parent, sha1))
 -                      return !!active_nr;
 +                      commitable = !!active_nr;
 +              else {
 +                      init_revisions(&rev, "");
 +                      rev.abbrev = 0;
 +                      setup_revisions(0, NULL, &rev, parent);
 +                      DIFF_OPT_SET(&rev.diffopt, QUIET);
 +                      DIFF_OPT_SET(&rev.diffopt, EXIT_WITH_STATUS);
 +                      run_diff_index(&rev, 1 /* cached */);
 +
 +                      commitable = !!DIFF_OPT_TST(&rev.diffopt, HAS_CHANGES);
 +              }
 +      }
  
 -              init_revisions(&rev, "");
 -              rev.abbrev = 0;
 -              setup_revisions(0, NULL, &rev, parent);
 -              DIFF_OPT_SET(&rev.diffopt, QUIET);
 -              DIFF_OPT_SET(&rev.diffopt, EXIT_WITH_STATUS);
 -              run_diff_index(&rev, 1 /* cached */);
 +      fclose(fp);
  
 -              return !!DIFF_OPT_TST(&rev.diffopt, HAS_CHANGES);
 +      if (!commitable && !in_merge && !allow_empty &&
 +          !(amend && is_a_merge(head_sha1))) {
 +              run_status(stdout, index_file, prefix, 0);
 +              unlink(commit_editmsg);
 +              return 0;
        }
  
 -      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.\n"
 -              "# (Comment lines starting with '#' will ");
 -      if (cleanup_mode == CLEANUP_ALL)
 -              fprintf(fp, "not be included)\n");
 -      else /* CLEANUP_SPACE, that is. */
 -              fprintf(fp, "be kept.\n"
 -                      "# You can remove them yourself if you want to)\n");
 -      if (only_include_assumed)
 -              fprintf(fp, "# %s\n", only_include_assumed);
 -
 -      saved_color_setting = wt_status_use_color;
 -      wt_status_use_color = 0;
 -      commitable = run_status(fp, index_file, prefix, 1);
 -      wt_status_use_color = saved_color_setting;
 +      /*
 +       * Re-read the index as pre-commit hook could have updated it,
 +       * and write it out as a tree.  We must do this before we invoke
 +       * the editor and after we invoke run_status above.
 +       */
 +      discard_cache();
 +      read_cache_from(index_file);
 +      if (!active_cache_tree)
 +              active_cache_tree = cache_tree();
 +      if (cache_tree_update(active_cache_tree,
 +                            active_cache, active_nr, 0, 0) < 0) {
 +              error("Error building trees");
 +              return 0;
 +      }
  
 -      fclose(fp);
 +      if (run_hook(index_file, "prepare-commit-msg",
 +                   git_path(commit_editmsg), hook_arg1, hook_arg2, NULL))
 +              return 0;
 +
 +      if (use_editor) {
 +              char index[PATH_MAX];
 +              const char *env[2] = { index, NULL };
 +              snprintf(index, sizeof(index), "GIT_INDEX_FILE=%s", index_file);
 +              launch_editor(git_path(commit_editmsg), NULL, env);
 +      }
  
 -      return commitable;
 +      if (!no_verify &&
 +          run_hook(index_file, "commit-msg", git_path(commit_editmsg), NULL)) {
 +              return 0;
 +      }
 +
 +      return 1;
  }
  
  /*
@@@ -672,8 -569,6 +672,8 @@@ static int parse_and_validate_options(i
                use_editor = 0;
        if (edit_flag)
                use_editor = 1;
 +      if (!use_editor)
 +              setenv("GIT_EDITOR", ":", 1);
  
        if (get_sha1("HEAD", head_sha1))
                initial_commit = 1;
@@@ -775,9 -670,6 +775,9 @@@ int cmd_status(int argc, const char **a
  
        git_config(git_status_config);
  
 +      if (wt_status_use_color == -1)
 +              wt_status_use_color = git_use_color_default;
 +
        argc = parse_and_validate_options(argc, argv, builtin_status_usage);
  
        index_file = prepare_index(argc, argv, prefix);
        return commitable ? 0 : 1;
  }
  
 -static int run_hook(const char *index_file, const char *name, const char *arg)
 -{
 -      struct child_process hook;
 -      const char *argv[3], *env[2];
 -      char index[PATH_MAX];
 -
 -      argv[0] = git_path("hooks/%s", name);
 -      argv[1] = arg;
 -      argv[2] = NULL;
 -      snprintf(index, sizeof(index), "GIT_INDEX_FILE=%s", index_file);
 -      env[0] = index;
 -      env[1] = NULL;
 -
 -      if (access(argv[0], X_OK) < 0)
 -              return 0;
 -
 -      memset(&hook, 0, sizeof(hook));
 -      hook.argv = argv;
 -      hook.no_stdin = 1;
 -      hook.stdout_to_stderr = 1;
 -      hook.env = env;
 -
 -      return run_command(&hook);
 -}
 -
  static void print_summary(const char *prefix, const unsigned char *sha1)
  {
        struct rev_info rev;
@@@ -839,6 -756,14 +839,6 @@@ int git_commit_config(const char *k, co
        return git_status_config(k, v);
  }
  
 -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");
 -      return !!(commit->parents && commit->parents->next);
 -}
 -
  static const char commit_utf8_warn[] =
  "Warning: commit message does not conform to UTF-8.\n"
  "You may want to amend it after fixing the message, or set the config\n"
@@@ -870,13 -795,33 +870,13 @@@ int cmd_commit(int argc, const char **a
  
        index_file = prepare_index(argc, argv, prefix);
  
 -      if (!no_verify && run_hook(index_file, "pre-commit", NULL)) {
 +      /* Set up everything for writing the commit object.  This includes
 +         running hooks, writing the trees, and interacting with the user.  */
 +      if (!prepare_to_commit(index_file, prefix)) {
                rollback_index_files();
                return 1;
        }
  
 -      if (!prepare_log_message(index_file, prefix) && !in_merge &&
 -          !allow_empty && !(amend && is_a_merge(head_sha1))) {
 -              run_status(stdout, index_file, prefix, 0);
 -              rollback_index_files();
 -              unlink(commit_editmsg);
 -              return 1;
 -      }
 -
 -      /*
 -       * Re-read the index as pre-commit hook could have updated it,
 -       * and write it out as a tree.
 -       */
 -      discard_cache();
 -      read_cache_from(index_file);
 -      if (!active_cache_tree)
 -              active_cache_tree = cache_tree();
 -      if (cache_tree_update(active_cache_tree,
 -                            active_cache, active_nr, 0, 0) < 0) {
 -              rollback_index_files();
 -              die("Error building trees");
 -      }
 -
        /*
         * The commit object
         */
                strbuf_addf(&sb, "encoding %s\n", git_commit_encoding);
        strbuf_addch(&sb, '\n');
  
 -      /* Get the commit message and validate it */
 +      /* Finally, get the commit message */
        header_len = sb.len;
 -      if (use_editor) {
 -              char index[PATH_MAX];
 -              const char *env[2] = { index, NULL };
 -              snprintf(index, sizeof(index), "GIT_INDEX_FILE=%s", index_file);
 -              launch_editor(git_path(commit_editmsg), NULL, env);
 -      }
 -      if (!no_verify &&
 -          run_hook(index_file, "commit-msg", git_path(commit_editmsg))) {
 -              rollback_index_files();
 -              exit(1);
 -      }
        if (strbuf_read_file(&sb, git_path(commit_editmsg), 0) < 0) {
                rollback_index_files();
                die("could not read commit message");
diff --combined git-bisect.sh
index 48fb92d612f065166072e09f49ee4c1e58b34a3a,c8be9f7e8a33db81d9dbbfcd943eaa341aee7595..6644b10e362103faafc232a88ca96c80aabd88d8
@@@ -151,20 -151,16 +151,16 @@@ bisect_state() 
                rev=$(git rev-parse --verify HEAD) ||
                        die "Bad rev input: HEAD"
                bisect_write "$state" "$rev" ;;
-       2,bad)
-               rev=$(git rev-parse --verify "$2^{commit}") ||
-                       die "Bad rev input: $2"
-               bisect_write "$state" "$rev" ;;
-       *,good|*,skip)
+       2,bad|*,good|*,skip)
                shift
-               revs=$(git rev-parse --revs-only --no-flags "$@") &&
-                       test '' != "$revs" || die "Bad rev input: $@"
-               for rev in $revs
+               for rev in "$@"
                do
                        rev=$(git rev-parse --verify "$rev^{commit}") ||
-                               die "Bad rev commit: $rev^{commit}"
+                               die "Bad rev input: $rev"
                        bisect_write "$state" "$rev"
                done ;;
+       *,bad)
+               die "'git bisect bad' can take only one argument." ;;
        *)
                usage ;;
        esac
@@@ -293,14 -289,14 +289,14 @@@ bisect_next() 
        bisect_next_check good
  
        skip=$(git for-each-ref --format='%(objectname)' \
 -              "refs/bisect/skip-*" | tr '[\012]' ' ') || exit
 +              "refs/bisect/skip-*" | tr '\012' ' ') || exit
  
        BISECT_OPT=''
        test -n "$skip" && BISECT_OPT='--bisect-all'
  
        bad=$(git rev-parse --verify refs/bisect/bad) &&
        good=$(git for-each-ref --format='^%(objectname)' \
 -              "refs/bisect/good-*" | tr '[\012]' ' ') &&
 +              "refs/bisect/good-*" | tr '\012' ' ') &&
        eval="git rev-list --bisect-vars $BISECT_OPT $good $bad --" &&
        eval="$eval $(cat "$GIT_DIR/BISECT_NAMES")" &&
        eval=$(filter_skipped "$eval" "$skip") &&
@@@ -333,9 -329,9 +329,9 @@@ bisect_visualize() 
  
        if test $# = 0
        then
 -              case "${DISPLAY+set}" in
 +              case "${DISPLAY+set}${MSYSTEM+set}${SECURITYSESSIONID+set}" in
                '')     set git log ;;
 -              set   set gitk ;;
 +              set*)   set gitk ;;
                esac
        else
                case "$1" in
diff --combined revision.c
index 196fedc9d1297617b74f058f570beb2f5168c3d6,d79f2b3a7b7fda64c1288f79a971f7b3e6d51cb2..ffbed3fbf22c22b8862c49bdddd10cab201f86a2
@@@ -46,8 -46,6 +46,8 @@@ void add_object(struct object *obj
  
  static void mark_blob_uninteresting(struct blob *blob)
  {
 +      if (!blob)
 +              return;
        if (blob->object.flags & UNINTERESTING)
                return;
        blob->object.flags |= UNINTERESTING;
@@@ -59,8 -57,6 +59,8 @@@ void mark_tree_uninteresting(struct tre
        struct name_entry entry;
        struct object *obj = &tree->object;
  
 +      if (!tree)
 +              return;
        if (obj->flags & UNINTERESTING)
                return;
        obj->flags |= UNINTERESTING;
@@@ -177,8 -173,6 +177,8 @@@ static struct commit *handle_commit(str
                struct tag *tag = (struct tag *) object;
                if (revs->tag_objects && !(flags & UNINTERESTING))
                        add_pending_object(revs, object, tag->tag);
 +              if (!tag->tagged)
 +                      die("bad tag");
                object = parse_object(tag->tagged->sha1);
                if (!object)
                        die("bad object %s", sha1_to_hex(tag->tagged->sha1));
@@@ -564,39 -558,8 +564,39 @@@ static void cherry_pick_list(struct com
        free_patch_ids(&ids);
  }
  
 +/* How many extra uninteresting commits we want to see.. */
 +#define SLOP 5
 +
 +static int still_interesting(struct commit_list *src, unsigned long date, int slop)
 +{
 +      /*
 +       * No source list at all? We're definitely done..
 +       */
 +      if (!src)
 +              return 0;
 +
 +      /*
 +       * Does the destination list contain entries with a date
 +       * before the source list? Definitely _not_ done.
 +       */
 +      if (date < src->item->date)
 +              return SLOP;
 +
 +      /*
 +       * Does the source list still have interesting commits in
 +       * it? Definitely not done..
 +       */
 +      if (!everybody_uninteresting(src))
 +              return SLOP;
 +
 +      /* Ok, we're closing in.. */
 +      return slop-1;
 +}
 +
  static int limit_list(struct rev_info *revs)
  {
 +      int slop = SLOP;
 +      unsigned long date = ~0ul;
        struct commit_list *list = revs->commits;
        struct commit_list *newlist = NULL;
        struct commit_list **p = &newlist;
                        return -1;
                if (obj->flags & UNINTERESTING) {
                        mark_parents_uninteresting(commit);
 -                      if (everybody_uninteresting(list))
 -                              break;
 -                      continue;
 +                      if (revs->show_all)
 +                              p = &commit_list_insert(commit, p)->next;
 +                      slop = still_interesting(list, date, slop);
 +                      if (slop)
 +                              continue;
 +                      /* If showing all, add the whole pending list to the end */
 +                      if (revs->show_all)
 +                              *p = list;
 +                      break;
                }
                if (revs->min_age != -1 && (commit->date > revs->min_age))
                        continue;
 +              date = commit->date;
                p = &commit_list_insert(commit, p)->next;
  
                show = show_early_output;
@@@ -661,13 -617,12 +661,13 @@@ static int handle_one_ref(const char *p
        return 0;
  }
  
 -static void handle_all(struct rev_info *revs, unsigned flags)
 +static void handle_refs(struct rev_info *revs, unsigned flags,
 +              int (*for_each)(each_ref_fn, void *))
  {
        struct all_refs_cb cb;
        cb.all_revs = revs;
        cb.all_flags = flags;
 -      for_each_ref(handle_one_ref, &cb);
 +      for_each(handle_one_ref, &cb);
  }
  
  static void handle_one_reflog_commit(unsigned char *sha1, void *cb_data)
@@@ -730,8 -685,6 +730,8 @@@ static int add_parents_only(struct rev_
                it = get_reference(revs, arg, sha1, 0);
                if (it->type != OBJ_TAG)
                        break;
 +              if (!((struct tag*)it)->tagged)
 +                      return 0;
                hashcpy(sha1, ((struct tag*)it)->tagged->sha1);
        }
        if (it->type != OBJ_COMMIT)
@@@ -767,10 -720,6 +767,10 @@@ void init_revisions(struct rev_info *re
        revs->commit_format = CMIT_FMT_DEFAULT;
  
        diff_setup(&revs->diffopt);
 +      if (prefix && !revs->diffopt.prefix) {
 +              revs->diffopt.prefix = prefix;
 +              revs->diffopt.prefix_length = strlen(prefix);
 +      }
  }
  
  static void add_pending_commit_list(struct rev_info *revs,
@@@ -971,7 -920,6 +971,7 @@@ int setup_revisions(int argc, const cha
        int left = 1;
        int all_match = 0;
        int regflags = 0;
 +      int fixed = 0;
  
        /* First, search for "--" */
        seen_dashdash = 0;
                                continue;
                        }
                        if (!strcmp(arg, "--all")) {
 -                              handle_all(revs, flags);
 +                              handle_refs(revs, flags, for_each_ref);
 +                              continue;
 +                      }
 +                      if (!strcmp(arg, "--branches")) {
 +                              handle_refs(revs, flags, for_each_branch_ref);
 +                              continue;
 +                      }
 +                      if (!strcmp(arg, "--tags")) {
 +                              handle_refs(revs, flags, for_each_tag_ref);
 +                              continue;
 +                      }
 +                      if (!strcmp(arg, "--remotes")) {
 +                              handle_refs(revs, flags, for_each_remote_ref);
                                continue;
                        }
                        if (!strcmp(arg, "--first-parent")) {
                                continue;
                        }
                        if (!strcmp(arg, "--topo-order")) {
+                               revs->lifo = 1;
                                revs->topo_order = 1;
                                continue;
                        }
                                revs->dense = 0;
                                continue;
                        }
 +                      if (!strcmp(arg, "--show-all")) {
 +                              revs->show_all = 1;
 +                              continue;
 +                      }
                        if (!strcmp(arg, "--remove-empty")) {
                                revs->remove_empty_trees = 1;
                                continue;
                                regflags |= REG_ICASE;
                                continue;
                        }
 +                      if (!strcmp(arg, "--fixed-strings") ||
 +                          !strcmp(arg, "-F")) {
 +                              fixed = 1;
 +                              continue;
 +                      }
                        if (!strcmp(arg, "--all-match")) {
                                all_match = 1;
                                continue;
                }
        }
  
 -      if (revs->grep_filter)
 +      if (revs->grep_filter) {
                revs->grep_filter->regflags |= regflags;
 +              revs->grep_filter->fixed = fixed;
 +      }
  
        if (show_merge)
                prepare_show_merge(revs);
@@@ -1509,8 -1435,6 +1510,8 @@@ enum commit_action simplify_commit(stru
                return commit_ignore;
        if (revs->unpacked && has_sha1_pack(commit->object.sha1, revs->ignore_packed))
                return commit_ignore;
 +      if (revs->show_all)
 +              return commit_show;
        if (commit->object.flags & UNINTERESTING)
                return commit_ignore;
        if (revs->min_age != -1 && (commit->date > revs->min_age))
index f471c1526f34fa87227ac23b458299063b408ff1,dc87f13558f0225f85c94337b771378d20351604..32d6118183c20e90aca115f8feda9e3c72f94eaf
@@@ -69,6 -69,19 +69,19 @@@ test_expect_success 'bisect start with 
        git bisect good $HASH1 &&
        git bisect bad $HASH4 &&
        git bisect next
+ '
+ test_expect_success 'bisect good and bad fails if not given only revs' '
+       git bisect reset &&
+       git bisect start &&
+       test_must_fail git bisect good foo $HASH1 &&
+       test_must_fail git bisect good $HASH1 bar &&
+       test_must_fail git bisect bad frotz &&
+       test_must_fail git bisect bad $HASH3 $HASH4 &&
+       test_must_fail git bisect skip bar $HASH3 &&
+       test_must_fail git bisect skip $HASH1 foo &&
+       git bisect good $HASH1 &&
+       git bisect bad $HASH4
  '
  
  test_expect_success 'bisect reset: back in the master branch' '
@@@ -219,7 -232,7 +232,7 @@@ test_expect_success 'bisect run & skip
        add_line_into_file "6: Yet a line." hello &&
        HASH6=$(git rev-parse --verify HEAD) &&
        echo "#"\!"/bin/sh" > test_script.sh &&
 -      echo "tail -1 hello | grep Ciao > /dev/null && exit 125" >> test_script.sh &&
 +      echo "sed -ne \\\$p hello | grep Ciao > /dev/null && exit 125" >> test_script.sh &&
        echo "grep line hello > /dev/null" >> test_script.sh &&
        echo "test \$? -ne 0" >> test_script.sh &&
        chmod +x test_script.sh &&
@@@ -244,8 -257,8 +257,8 @@@ test_expect_success 'bisect run & skip
        add_line_into_file "7: Should be the last line." hello &&
        HASH7=$(git rev-parse --verify HEAD) &&
        echo "#"\!"/bin/sh" > test_script.sh &&
 -      echo "tail -1 hello | grep Ciao > /dev/null && exit 125" >> test_script.sh &&
 -      echo "tail -1 hello | grep day > /dev/null && exit 125" >> test_script.sh &&
 +      echo "sed -ne \\\$p hello | grep Ciao > /dev/null && exit 125" >> test_script.sh &&
 +      echo "sed -ne \\\$p hello | grep day > /dev/null && exit 125" >> test_script.sh &&
        echo "grep Yet hello > /dev/null" >> test_script.sh &&
        echo "test \$? -ne 0" >> test_script.sh &&
        chmod +x test_script.sh &&