[thirdparty/git.git] / revision.h

#ifndef REVISION_H
#define REVISION_H

#include "parse-options.h"
#include "grep.h"
#include "notes.h"

#define SEEN		(1u<<0)
#define UNINTERESTING   (1u<<1)
#define TREESAME	(1u<<2)
#define SHOWN		(1u<<3)
#define TMP_MARK	(1u<<4) /* for isolated cases; clean after use */
#define BOUNDARY	(1u<<5)
#define CHILD_SHOWN	(1u<<6)
#define ADDED		(1u<<7)	/* Parents already parsed and added? */
#define SYMMETRIC_LEFT	(1u<<8)
#define PATCHSAME	(1u<<9)
#define ALL_REV_FLAGS	((1u<<10)-1)

#define DECORATE_SHORT_REFS	1
#define DECORATE_FULL_REFS	2

struct rev_info;
struct log_info;
struct string_list;

struct rev_info {
	/* Starting list */
	struct commit_list *commits;
	struct object_array pending;

	/* Parents of shown commits */
	struct object_array boundary_commits;

	/* Basic information */
	const char *prefix;
	const char *def;
	struct pathspec prune_data;
	unsigned int	early_output:1,
			ignore_missing:1;

	/* Traversal flags */
	unsigned int	dense:1,
			prune:1,
			no_walk:1,
			show_all:1,
			remove_empty_trees:1,
			simplify_history:1,
			lifo:1,
			topo_order:1,
			simplify_merges:1,
			simplify_by_decoration:1,
			tag_objects:1,
			tree_objects:1,
			blob_objects:1,
			edge_hint:1,
			limited:1,
			unpacked:1,
			boundary:2,
			count:1,
			left_right:1,
			left_only:1,
			right_only:1,
			rewrite_parents:1,
			print_parents:1,
			show_source:1,
			show_decorations:1,
			reverse:1,
			reverse_output_stage:1,
			cherry_pick:1,
			cherry_mark:1,
			bisect:1,
			ancestry_path:1,
			first_parent_only:1;

	/* Diff flags */
	unsigned int	diff:1,
			full_diff:1,
			show_root_diff:1,
			no_commit_id:1,
			verbose_header:1,
			ignore_merges:1,
			combine_merges:1,
			dense_combined_merges:1,
			always_show_header:1;

	/* Format info */
	unsigned int	shown_one:1,
			show_merge:1,
			show_notes:1,
			show_notes_given:1,
			pretty_given:1,
			abbrev_commit:1,
			abbrev_commit_given:1,
			use_terminator:1,
			missing_newline:1,
			date_mode_explicit:1,
			preserve_subject:1;
	unsigned int	disable_stdin:1;

	enum date_mode date_mode;

	unsigned int	abbrev;
	enum cmit_fmt	commit_format;
	struct log_info *loginfo;
	int		nr, total;
	const char	*mime_boundary;
	const char	*patch_suffix;
	int		numbered_files;
	char		*message_id;
	struct string_list *ref_message_ids;
	const char	*add_signoff;
	const char	*extra_headers;
	const char	*log_reencode;
	const char	*subject_prefix;
	int		no_inline;
	int		show_log_size;

	/* Filter by commit log message */
	struct grep_opt	grep_filter;

	/* Display history graph */
	struct git_graph *graph;

	/* special limits */
	int skip_count;
	int max_count;
	unsigned long max_age;
	unsigned long min_age;
	int min_parents;
	int max_parents;

	/* diff info for patches and for paths limiting */
	struct diff_options diffopt;
	struct diff_options pruning;

	struct reflog_walk_info *reflog_info;
	struct decoration children;
	struct decoration merge_simplification;

	/* notes-specific options: which refs to show */
	struct display_notes_opt notes_opt;

	/* commit counts */
	int count_left;
	int count_right;
	int count_same;
};

#define REV_TREE_SAME		0
#define REV_TREE_NEW		1	/* Only new files */
#define REV_TREE_OLD		2	/* Only files removed */
#define REV_TREE_DIFFERENT	3	/* Mixed changes */

/* revision.c */
typedef void (*show_early_output_fn_t)(struct rev_info *, struct commit_list *);
extern volatile show_early_output_fn_t show_early_output;

struct setup_revision_opt {
	const char *def;
	void (*tweak)(struct rev_info *, struct setup_revision_opt *);
	const char *submodule;
};

extern void init_revisions(struct rev_info *revs, const char *prefix);
extern int setup_revisions(int argc, const char **argv, struct rev_info *revs, struct setup_revision_opt *);
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);

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);
extern void put_revision_mark(const struct rev_info *revs, const struct commit *commit);

extern void mark_parents_uninteresting(struct commit *commit);
extern void mark_tree_uninteresting(struct tree *tree);

struct name_path {
	struct name_path *up;
	int elem_len;
	const char *elem;
};

char *path_name(const struct name_path *path, const char *name);

extern void show_object_with_name(FILE *, struct object *, const struct name_path *, const char *);

extern void add_object(struct object *obj,
		       struct object_array *p,
		       struct name_path *path,
		       const char *name);

extern void add_pending_object(struct rev_info *revs, struct object *obj, const char *name);

extern void add_head_to_pending(struct rev_info *);

enum commit_action {
	commit_ignore,
	commit_show,
	commit_error
};

extern enum commit_action get_commit_action(struct rev_info *revs, struct commit *commit);
extern enum commit_action simplify_commit(struct rev_info *revs, struct commit *commit);

#endif
Commit	Line	Data
	1	#ifndef REVISION_H
	2	#define REVISION_H
	3
	4	#include "parse-options.h"
	5	#include "grep.h"
	6	#include "notes.h"
	7
	8	#define SEEN (1u<<0)
	9	#define UNINTERESTING (1u<<1)
	10	#define TREESAME (1u<<2)
	11	#define SHOWN (1u<<3)
	12	#define TMP_MARK (1u<<4) /* for isolated cases; clean after use */
	13	#define BOUNDARY (1u<<5)
	14	#define CHILD_SHOWN (1u<<6)
	15	#define ADDED (1u<<7) /* Parents already parsed and added? */
	16	#define SYMMETRIC_LEFT (1u<<8)
	17	#define PATCHSAME (1u<<9)
	18	#define ALL_REV_FLAGS ((1u<<10)-1)
	19
	20	#define DECORATE_SHORT_REFS 1
	21	#define DECORATE_FULL_REFS 2
	22
	23	struct rev_info;
	24	struct log_info;
	25	struct string_list;
	26
	27	struct rev_info {
	28	/* Starting list */
	29	struct commit_list *commits;
	30	struct object_array pending;
	31
	32	/* Parents of shown commits */
	33	struct object_array boundary_commits;
	34
	35	/* Basic information */
	36	const char *prefix;
	37	const char *def;
	38	struct pathspec prune_data;
	39	unsigned int early_output:1,
	40	ignore_missing:1;
	41
	42	/* Traversal flags */
	43	unsigned int dense:1,
	44	prune:1,
	45	no_walk:1,
	46	show_all:1,
	47	remove_empty_trees:1,
	48	simplify_history:1,
	49	lifo:1,
	50	topo_order:1,
	51	simplify_merges:1,
	52	simplify_by_decoration:1,
	53	tag_objects:1,
	54	tree_objects:1,
	55	blob_objects:1,
	56	edge_hint:1,
	57	limited:1,
	58	unpacked:1,
	59	boundary:2,
	60	count:1,
	61	left_right:1,
	62	left_only:1,
	63	right_only:1,
	64	rewrite_parents:1,
	65	print_parents:1,
	66	show_source:1,
	67	show_decorations:1,
	68	reverse:1,
	69	reverse_output_stage:1,
	70	cherry_pick:1,
	71	cherry_mark:1,
	72	bisect:1,
	73	ancestry_path:1,
	74	first_parent_only:1;
	75
	76	/* Diff flags */
	77	unsigned int diff:1,
	78	full_diff:1,
	79	show_root_diff:1,
	80	no_commit_id:1,
	81	verbose_header:1,
	82	ignore_merges:1,
	83	combine_merges:1,
	84	dense_combined_merges:1,
	85	always_show_header:1;
	86
	87	/* Format info */
	88	unsigned int shown_one:1,
	89	show_merge:1,
	90	show_notes:1,
	91	show_notes_given:1,
	92	pretty_given:1,
	93	abbrev_commit:1,
	94	abbrev_commit_given:1,
	95	use_terminator:1,
	96	missing_newline:1,
	97	date_mode_explicit:1,
	98	preserve_subject:1;
	99	unsigned int disable_stdin:1;
	100
	101	enum date_mode date_mode;
	102
	103	unsigned int abbrev;
	104	enum cmit_fmt commit_format;
	105	struct log_info *loginfo;
	106	int nr, total;
	107	const char *mime_boundary;
	108	const char *patch_suffix;
	109	int numbered_files;
	110	char *message_id;
	111	struct string_list *ref_message_ids;
	112	const char *add_signoff;
	113	const char *extra_headers;
	114	const char *log_reencode;
	115	const char *subject_prefix;
	116	int no_inline;
	117	int show_log_size;
	118
	119	/* Filter by commit log message */
	120	struct grep_opt grep_filter;
	121
	122	/* Display history graph */
	123	struct git_graph *graph;
	124
	125	/* special limits */
	126	int skip_count;
	127	int max_count;
	128	unsigned long max_age;
	129	unsigned long min_age;
	130	int min_parents;
	131	int max_parents;
	132
	133	/* diff info for patches and for paths limiting */
	134	struct diff_options diffopt;
	135	struct diff_options pruning;
	136
	137	struct reflog_walk_info *reflog_info;
	138	struct decoration children;
	139	struct decoration merge_simplification;
	140
	141	/* notes-specific options: which refs to show */
	142	struct display_notes_opt notes_opt;
	143
	144	/* commit counts */
	145	int count_left;
	146	int count_right;
	147	int count_same;
	148	};
	149
	150	#define REV_TREE_SAME 0
	151	#define REV_TREE_NEW 1 /* Only new files */
	152	#define REV_TREE_OLD 2 /* Only files removed */
	153	#define REV_TREE_DIFFERENT 3 /* Mixed changes */
	154
	155	/* revision.c */
	156	typedef void (show_early_output_fn_t)(struct rev_info , struct commit_list *);
	157	extern volatile show_early_output_fn_t show_early_output;
	158
	159	struct setup_revision_opt {
	160	const char *def;
	161	void (tweak)(struct rev_info , struct setup_revision_opt *);
	162	const char *submodule;
	163	};
	164
	165	extern void init_revisions(struct rev_info revs, const char prefix);
	166	extern int setup_revisions(int argc, const char *argv, struct rev_info revs, struct setup_revision_opt *);
	167	extern void parse_revision_opt(struct rev_info revs, struct parse_opt_ctx_t ctx,
	168	const struct option *options,
	169	const char * const usagestr[]);
	170	extern int handle_revision_arg(const char arg, struct rev_info revs,int flags,int cant_be_filename);
	171
	172	extern int prepare_revision_walk(struct rev_info *revs);
	173	extern struct commit get_revision(struct rev_info revs);
	174	extern char get_revision_mark(const struct rev_info revs, const struct commit *commit);
	175	extern void put_revision_mark(const struct rev_info revs, const struct commit commit);
	176
	177	extern void mark_parents_uninteresting(struct commit *commit);
	178	extern void mark_tree_uninteresting(struct tree *tree);
	179
	180	struct name_path {
	181	struct name_path *up;
	182	int elem_len;
	183	const char *elem;
	184	};
	185
	186	char path_name(const struct name_path path, const char *name);
	187
	188	extern void show_object_with_name(FILE , struct object , const struct name_path , const char );
	189
	190	extern void add_object(struct object *obj,
	191	struct object_array *p,
	192	struct name_path *path,
	193	const char *name);
	194
	195	extern void add_pending_object(struct rev_info revs, struct object obj, const char *name);
	196
	197	extern void add_head_to_pending(struct rev_info *);
	198
	199	enum commit_action {
	200	commit_ignore,
	201	commit_show,
	202	commit_error
	203	};
	204
	205	extern enum commit_action get_commit_action(struct rev_info revs, struct commit commit);
	206	extern enum commit_action simplify_commit(struct rev_info revs, struct commit commit);
	207
	208	#endif