The seventh batch
[git.git] / grep.h
blob9115db8515059bf170d3d56e8146f9193d3318e4
1 #ifndef GREP_H
2 #define GREP_H
3 #include "color.h"
4 #ifdef USE_LIBPCRE1
5 #include <pcre.h>
6 #ifndef PCRE_NO_UTF8_CHECK
7 #define PCRE_NO_UTF8_CHECK 0
8 #endif
9 #else
10 typedef int pcre;
11 typedef int pcre_extra;
12 #endif
13 #ifdef USE_LIBPCRE2
14 #define PCRE2_CODE_UNIT_WIDTH 8
15 #include <pcre2.h>
16 #else
17 typedef int pcre2_code;
18 typedef int pcre2_match_data;
19 typedef int pcre2_compile_context;
20 #endif
21 #include "thread-utils.h"
22 #include "userdiff.h"
24 struct repository;
26 enum grep_pat_token {
27 GREP_PATTERN,
28 GREP_PATTERN_HEAD,
29 GREP_PATTERN_BODY,
30 GREP_AND,
31 GREP_OPEN_PAREN,
32 GREP_CLOSE_PAREN,
33 GREP_NOT,
34 GREP_OR
37 enum grep_context {
38 GREP_CONTEXT_HEAD,
39 GREP_CONTEXT_BODY
42 enum grep_header_field {
43 GREP_HEADER_FIELD_MIN = 0,
44 GREP_HEADER_AUTHOR = GREP_HEADER_FIELD_MIN,
45 GREP_HEADER_COMMITTER,
46 GREP_HEADER_REFLOG,
48 /* Must be at the end of the enum */
49 GREP_HEADER_FIELD_MAX
52 enum grep_color {
53 GREP_COLOR_CONTEXT,
54 GREP_COLOR_FILENAME,
55 GREP_COLOR_FUNCTION,
56 GREP_COLOR_LINENO,
57 GREP_COLOR_COLUMNNO,
58 GREP_COLOR_MATCH_CONTEXT,
59 GREP_COLOR_MATCH_SELECTED,
60 GREP_COLOR_SELECTED,
61 GREP_COLOR_SEP,
62 NR_GREP_COLORS
65 struct grep_pat {
66 struct grep_pat *next;
67 const char *origin;
68 int no;
69 enum grep_pat_token token;
70 char *pattern;
71 size_t patternlen;
72 enum grep_header_field field;
73 regex_t regexp;
74 pcre *pcre1_regexp;
75 pcre_extra *pcre1_extra_info;
76 const unsigned char *pcre1_tables;
77 int pcre1_jit_on;
78 pcre2_code *pcre2_pattern;
79 pcre2_match_data *pcre2_match_data;
80 pcre2_compile_context *pcre2_compile_context;
81 const uint8_t *pcre2_tables;
82 uint32_t pcre2_jit_on;
83 unsigned fixed:1;
84 unsigned is_fixed:1;
85 unsigned ignore_case:1;
86 unsigned word_regexp:1;
89 enum grep_expr_node {
90 GREP_NODE_ATOM,
91 GREP_NODE_NOT,
92 GREP_NODE_AND,
93 GREP_NODE_TRUE,
94 GREP_NODE_OR
97 enum grep_pattern_type {
98 GREP_PATTERN_TYPE_UNSPECIFIED = 0,
99 GREP_PATTERN_TYPE_BRE,
100 GREP_PATTERN_TYPE_ERE,
101 GREP_PATTERN_TYPE_FIXED,
102 GREP_PATTERN_TYPE_PCRE
105 struct grep_expr {
106 enum grep_expr_node node;
107 unsigned hit;
108 union {
109 struct grep_pat *atom;
110 struct grep_expr *unary;
111 struct {
112 struct grep_expr *left;
113 struct grep_expr *right;
114 } binary;
115 } u;
118 struct grep_opt {
119 struct grep_pat *pattern_list;
120 struct grep_pat **pattern_tail;
121 struct grep_pat *header_list;
122 struct grep_pat **header_tail;
123 struct grep_expr *pattern_expression;
124 struct repository *repo;
125 const char *prefix;
126 int prefix_length;
127 regex_t regexp;
128 int linenum;
129 int columnnum;
130 int invert;
131 int ignore_case;
132 int status_only;
133 int name_only;
134 int unmatch_name_only;
135 int count;
136 int word_regexp;
137 int fixed;
138 int all_match;
139 int debug;
140 #define GREP_BINARY_DEFAULT 0
141 #define GREP_BINARY_NOMATCH 1
142 #define GREP_BINARY_TEXT 2
143 int binary;
144 int allow_textconv;
145 int extended;
146 int use_reflog_filter;
147 int pcre1;
148 int pcre2;
149 int relative;
150 int pathname;
151 int null_following_name;
152 int only_matching;
153 int color;
154 int max_depth;
155 int funcname;
156 int funcbody;
157 int extended_regexp_option;
158 int pattern_type_option;
159 int ignore_locale;
160 char colors[NR_GREP_COLORS][COLOR_MAXLEN];
161 unsigned pre_context;
162 unsigned post_context;
163 unsigned last_shown;
164 int show_hunk_mark;
165 int file_break;
166 int heading;
167 void *priv;
169 void (*output)(struct grep_opt *opt, const void *data, size_t size);
170 void *output_priv;
173 void init_grep_defaults(struct repository *);
174 int grep_config(const char *var, const char *value, void *);
175 void grep_init(struct grep_opt *, struct repository *repo, const char *prefix);
176 void grep_destroy(void);
177 void grep_commit_pattern_type(enum grep_pattern_type, struct grep_opt *opt);
179 void append_grep_pat(struct grep_opt *opt, const char *pat, size_t patlen, const char *origin, int no, enum grep_pat_token t);
180 void append_grep_pattern(struct grep_opt *opt, const char *pat, const char *origin, int no, enum grep_pat_token t);
181 void append_header_grep_pattern(struct grep_opt *, enum grep_header_field, const char *);
182 void compile_grep_patterns(struct grep_opt *opt);
183 void free_grep_patterns(struct grep_opt *opt);
184 int grep_buffer(struct grep_opt *opt, char *buf, unsigned long size);
186 struct grep_source {
187 char *name;
189 enum grep_source_type {
190 GREP_SOURCE_OID,
191 GREP_SOURCE_FILE,
192 GREP_SOURCE_BUF,
193 } type;
194 void *identifier;
196 char *buf;
197 unsigned long size;
199 char *path; /* for attribute lookups */
200 struct userdiff_driver *driver;
203 void grep_source_init(struct grep_source *gs, enum grep_source_type type,
204 const char *name, const char *path,
205 const void *identifier);
206 void grep_source_clear_data(struct grep_source *gs);
207 void grep_source_clear(struct grep_source *gs);
208 void grep_source_load_driver(struct grep_source *gs,
209 struct index_state *istate);
212 int grep_source(struct grep_opt *opt, struct grep_source *gs);
214 struct grep_opt *grep_opt_dup(const struct grep_opt *opt);
215 int grep_threads_ok(const struct grep_opt *opt);
218 * Mutex used around access to the attributes machinery if
219 * opt->use_threads. Must be initialized/destroyed by callers!
221 extern int grep_use_locks;
222 extern pthread_mutex_t grep_attr_mutex;
224 #endif