[thirdparty/git.git] / grep.h

#ifndef GREP_H
#define GREP_H
#include "color.h"
#ifdef USE_LIBPCRE
#include <pcre.h>
#else
typedef int pcre;
typedef int pcre_extra;
#endif

enum grep_pat_token {
	GREP_PATTERN,
	GREP_PATTERN_HEAD,
	GREP_PATTERN_BODY,
	GREP_AND,
	GREP_OPEN_PAREN,
	GREP_CLOSE_PAREN,
	GREP_NOT,
	GREP_OR
};

enum grep_context {
	GREP_CONTEXT_HEAD,
	GREP_CONTEXT_BODY
};

enum grep_header_field {
	GREP_HEADER_AUTHOR = 0,
	GREP_HEADER_COMMITTER
};
#define GREP_HEADER_FIELD_MAX (GREP_HEADER_COMMITTER + 1)

struct grep_pat {
	struct grep_pat *next;
	const char *origin;
	int no;
	enum grep_pat_token token;
	const char *pattern;
	size_t patternlen;
	enum grep_header_field field;
	regex_t regexp;
	pcre *pcre_regexp;
	pcre_extra *pcre_extra_info;
	unsigned fixed:1;
	unsigned ignore_case:1;
	unsigned word_regexp:1;
};

enum grep_expr_node {
	GREP_NODE_ATOM,
	GREP_NODE_NOT,
	GREP_NODE_AND,
	GREP_NODE_TRUE,
	GREP_NODE_OR
};

struct grep_expr {
	enum grep_expr_node node;
	unsigned hit;
	union {
		struct grep_pat *atom;
		struct grep_expr *unary;
		struct {
			struct grep_expr *left;
			struct grep_expr *right;
		} binary;
	} u;
};

struct grep_opt {
	struct grep_pat *pattern_list;
	struct grep_pat **pattern_tail;
	struct grep_pat *header_list;
	struct grep_pat **header_tail;
	struct grep_expr *pattern_expression;
	const char *prefix;
	int prefix_length;
	regex_t regexp;
	int linenum;
	int invert;
	int ignore_case;
	int status_only;
	int name_only;
	int unmatch_name_only;
	int count;
	int word_regexp;
	int fixed;
	int all_match;
#define GREP_BINARY_DEFAULT	0
#define GREP_BINARY_NOMATCH	1
#define GREP_BINARY_TEXT	2
	int binary;
	int extended;
	int pcre;
	int relative;
	int pathname;
	int null_following_name;
	int color;
	int max_depth;
	int funcname;
	char color_context[COLOR_MAXLEN];
	char color_filename[COLOR_MAXLEN];
	char color_function[COLOR_MAXLEN];
	char color_lineno[COLOR_MAXLEN];
	char color_match[COLOR_MAXLEN];
	char color_selected[COLOR_MAXLEN];
	char color_sep[COLOR_MAXLEN];
	int regflags;
	unsigned pre_context;
	unsigned post_context;
	unsigned last_shown;
	int show_hunk_mark;
	void *priv;

	void (*output)(struct grep_opt *opt, const void *data, size_t size);
	void *output_priv;
};

extern void append_grep_pat(struct grep_opt *opt, const char *pat, size_t patlen, const char *origin, int no, enum grep_pat_token t);
extern void append_grep_pattern(struct grep_opt *opt, const char *pat, const char *origin, int no, enum grep_pat_token t);
extern void append_header_grep_pattern(struct grep_opt *, enum grep_header_field, const char *);
extern void compile_grep_patterns(struct grep_opt *opt);
extern void free_grep_patterns(struct grep_opt *opt);
extern int grep_buffer(struct grep_opt *opt, const char *name, char *buf, unsigned long size);

extern struct grep_opt *grep_opt_dup(const struct grep_opt *opt);
extern int grep_threads_ok(const struct grep_opt *opt);

#endif
Commit	Line	Data
83b5d2f5 JH	1	#ifndef GREP_H
83b5d2f5 JH	2	#define GREP_H
7e8f59d5	3	#include "color.h"
63e7e9d8 MK	4	#ifdef USE_LIBPCRE
	5	#include <pcre.h>
	6	#else
	7	typedef int pcre;
	8	typedef int pcre_extra;
	9	#endif
83b5d2f5 JH	10
	11	enum grep_pat_token {
	12	GREP_PATTERN,
480c1ca6 JH	13	GREP_PATTERN_HEAD,
480c1ca6 JH	14	GREP_PATTERN_BODY,
83b5d2f5 JH	15	GREP_AND,
	16	GREP_OPEN_PAREN,
	17	GREP_CLOSE_PAREN,
	18	GREP_NOT,
4b05548f	19	GREP_OR
83b5d2f5 JH	20	};
83b5d2f5 JH	21
480c1ca6 JH	22	enum grep_context {
480c1ca6 JH	23	GREP_CONTEXT_HEAD,
4b05548f	24	GREP_CONTEXT_BODY
480c1ca6 JH	25	};
480c1ca6 JH	26
a4d7d2c6 JH	27	enum grep_header_field {
a4d7d2c6 JH	28	GREP_HEADER_AUTHOR = 0,
4b05548f	29	GREP_HEADER_COMMITTER
a4d7d2c6	30	};
5aaeb733	31	#define GREP_HEADER_FIELD_MAX (GREP_HEADER_COMMITTER + 1)
a4d7d2c6	32
83b5d2f5 JH	33	struct grep_pat {
	34	struct grep_pat *next;
	35	const char *origin;
	36	int no;
	37	enum grep_pat_token token;
	38	const char *pattern;
ed40a095	39	size_t patternlen;
a4d7d2c6	40	enum grep_header_field field;
83b5d2f5	41	regex_t regexp;
63e7e9d8 MK	42	pcre *pcre_regexp;
63e7e9d8 MK	43	pcre_extra *pcre_extra_info;
c822255c	44	unsigned fixed:1;
5183bf67	45	unsigned ignore_case:1;
d7eb527d	46	unsigned word_regexp:1;
83b5d2f5 JH	47	};
	48
	49	enum grep_expr_node {
	50	GREP_NODE_ATOM,
	51	GREP_NODE_NOT,
	52	GREP_NODE_AND,
5aaeb733	53	GREP_NODE_TRUE,
4b05548f	54	GREP_NODE_OR
83b5d2f5 JH	55	};
	56
	57	struct grep_expr {
	58	enum grep_expr_node node;
0ab7befa	59	unsigned hit;
83b5d2f5 JH	60	union {
	61	struct grep_pat *atom;
	62	struct grep_expr *unary;
	63	struct {
	64	struct grep_expr *left;
	65	struct grep_expr *right;
	66	} binary;
	67	} u;
	68	};
	69
	70	struct grep_opt {
	71	struct grep_pat *pattern_list;
	72	struct grep_pat **pattern_tail;
80235ba7 JH	73	struct grep_pat *header_list;
80235ba7 JH	74	struct grep_pat **header_tail;
83b5d2f5	75	struct grep_expr *pattern_expression;
493b7a08	76	const char *prefix;
83b5d2f5 JH	77	int prefix_length;
83b5d2f5 JH	78	regex_t regexp;
3e230fa1 RS	79	int linenum;
3e230fa1 RS	80	int invert;
5183bf67	81	int ignore_case;
3e230fa1 RS	82	int status_only;
	83	int name_only;
	84	int unmatch_name_only;
	85	int count;
	86	int word_regexp;
	87	int fixed;
	88	int all_match;
83b5d2f5 JH	89	#define GREP_BINARY_DEFAULT 0
	90	#define GREP_BINARY_NOMATCH 1
	91	#define GREP_BINARY_TEXT 2
3e230fa1 RS	92	int binary;
3e230fa1 RS	93	int extended;
63e7e9d8	94	int pcre;
3e230fa1 RS	95	int relative;
	96	int pathname;
	97	int null_following_name;
7e8f59d5	98	int color;
a91f453f	99	int max_depth;
2944e4e6	100	int funcname;
00588bb5	101	char color_context[COLOR_MAXLEN];
55f638bd	102	char color_filename[COLOR_MAXLEN];
00588bb5	103	char color_function[COLOR_MAXLEN];
55f638bd	104	char color_lineno[COLOR_MAXLEN];
7e8f59d5	105	char color_match[COLOR_MAXLEN];
00588bb5	106	char color_selected[COLOR_MAXLEN];
55f638bd	107	char color_sep[COLOR_MAXLEN];
83b5d2f5 JH	108	int regflags;
	109	unsigned pre_context;
	110	unsigned post_context;
5dd06d38	111	unsigned last_shown;
046802d0	112	int show_hunk_mark;
60ecac98	113	void *priv;
5b594f45 FK	114
	115	void (output)(struct grep_opt opt, const void *data, size_t size);
	116	void *output_priv;
83b5d2f5 JH	117	};
83b5d2f5 JH	118
ed40a095	119	extern void append_grep_pat(struct grep_opt opt, const char pat, size_t patlen, const char *origin, int no, enum grep_pat_token t);
83b5d2f5	120	extern void append_grep_pattern(struct grep_opt opt, const char pat, const char *origin, int no, enum grep_pat_token t);
a4d7d2c6	121	extern void append_header_grep_pattern(struct grep_opt , enum grep_header_field, const char );
83b5d2f5	122	extern void compile_grep_patterns(struct grep_opt *opt);
b48fb5b6	123	extern void free_grep_patterns(struct grep_opt *opt);
83b5d2f5 JH	124	extern int grep_buffer(struct grep_opt opt, const char name, char *buf, unsigned long size);
83b5d2f5 JH	125
5b594f45 FK	126	extern struct grep_opt grep_opt_dup(const struct grep_opt opt);
	127	extern int grep_threads_ok(const struct grep_opt *opt);
	128
83b5d2f5	129	#endif