reset: allow reset on unborn branch

diff --git a/revision.h b/revision.h
index 648876b35d8cfc273fecf39fc52feb7affeb6d5d..059bfff812da8033681aa11c5a9ca9085881747e 100644 (file)
--- a/revision.h
+++ b/revision.h
@@ -24,6 +24,27 @@ struct rev_info;
 struct log_info;
 struct string_list;
 
+struct rev_cmdline_info {
+       unsigned int nr;
+       unsigned int alloc;
+       struct rev_cmdline_entry {
+               struct object *item;
+               const char *name;
+               enum {
+                       REV_CMD_REF,
+                       REV_CMD_PARENTS_ONLY,
+                       REV_CMD_LEFT,
+                       REV_CMD_RIGHT,
+                       REV_CMD_REV
+               } whence;
+               unsigned flags;
+       } *rev;
+};
+
+#define REVISION_WALK_WALK 0
+#define REVISION_WALK_NO_WALK_SORTED 1
+#define REVISION_WALK_NO_WALK_UNSORTED 2
+
 struct rev_info {
        /* Starting list */
        struct commit_list *commits;
@@ -32,6 +53,9 @@ struct rev_info {
        /* Parents of shown commits */
        struct object_array boundary_commits;
 
+       /* The end-points specified by the end user */
+       struct rev_cmdline_info cmdline;
+
        /* Basic information */
        const char *prefix;
        const char *def;
@@ -42,7 +66,7 @@ struct rev_info {
        /* Traversal flags */
        unsigned int    dense:1,
                        prune:1,
-                       no_walk:1,
+                       no_walk:2,
                        show_all:1,
                        remove_empty_trees:1,
                        simplify_history:1,
@@ -87,9 +111,11 @@ struct rev_info {
 
        /* Format info */
        unsigned int    shown_one:1,
+                       shown_dashes:1,
                        show_merge:1,
                        show_notes:1,
                        show_notes_given:1,
+                       show_signature:1,
                        pretty_given:1,
                        abbrev_commit:1,
                        abbrev_commit_given:1,
@@ -98,6 +124,7 @@ struct rev_info {
                        date_mode_explicit:1,
                        preserve_subject:1;
        unsigned int    disable_stdin:1;
+       unsigned int    leak_pending:1;
 
        enum date_mode date_mode;
 
@@ -161,6 +188,8 @@ struct setup_revision_opt {
        const char *def;
        void (*tweak)(struct rev_info *, struct setup_revision_opt *);
        const char *submodule;
+       int assume_dashdash;
+       unsigned revarg_opt;
 };
 
 extern void init_revisions(struct rev_info *revs, const char *prefix);
@@ -168,8 +197,11 @@ extern int setup_revisions(int argc, const char **argv, struct rev_info *revs, s
 extern void parse_revision_opt(struct rev_info *revs, struct parse_opt_ctx_t *ctx,
                                 const struct option *options,
                                 const char * const usagestr[]);
-extern int handle_revision_arg(const char *arg, struct rev_info *revs,int flags,int cant_be_filename);
+#define REVARG_CANNOT_BE_FILENAME 01
+#define REVARG_COMMITTISH 02
+extern int handle_revision_arg(const char *arg, struct rev_info *revs, int flags, unsigned revarg_opt);
 
+extern void reset_revision_walk(void);
 extern int prepare_revision_walk(struct rev_info *revs);
 extern struct commit *get_revision(struct rev_info *revs);
 extern char *get_revision_mark(const struct rev_info *revs, const struct commit *commit);
@@ -194,6 +226,7 @@ extern void add_object(struct object *obj,
                       const char *name);
 
 extern void add_pending_object(struct rev_info *revs, struct object *obj, const char *name);
+extern void add_pending_sha1(struct rev_info *revs, const char *name, const unsigned char *sha1, unsigned int flags);
 
 extern void add_head_to_pending(struct rev_info *);