Add and use generic name->id mapping code for color slot parsing
[git/git.git] / grep.h
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1#ifndef GREP_H
2#define GREP_H
7e8f59d5 3#include "color.h"
3485bea1 4#ifdef USE_LIBPCRE1
63e7e9d8 5#include <pcre.h>
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6#ifdef PCRE_CONFIG_JIT
7#if PCRE_MAJOR >= 8 && PCRE_MINOR >= 32
fb95e2e3 8#ifndef NO_LIBPCRE1_JIT
e87de7ca 9#define GIT_PCRE1_USE_JIT
2fff1e19 10#define GIT_PCRE_STUDY_JIT_COMPILE PCRE_STUDY_JIT_COMPILE
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11#endif
12#endif
fb95e2e3 13#endif
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14#ifndef GIT_PCRE_STUDY_JIT_COMPILE
15#define GIT_PCRE_STUDY_JIT_COMPILE 0
fbaceaac 16#endif
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17#if PCRE_MAJOR <= 8 && PCRE_MINOR < 20
18typedef int pcre_jit_stack;
19#endif
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20#else
21typedef int pcre;
22typedef int pcre_extra;
fbaceaac 23typedef int pcre_jit_stack;
63e7e9d8 24#endif
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25#ifdef USE_LIBPCRE2
26#define PCRE2_CODE_UNIT_WIDTH 8
27#include <pcre2.h>
28#else
29typedef int pcre2_code;
30typedef int pcre2_match_data;
31typedef int pcre2_compile_context;
32typedef int pcre2_match_context;
33typedef int pcre2_jit_stack;
34#endif
9eceddee 35#include "kwset.h"
0579f91d 36#include "thread-utils.h"
94ad9d9e 37#include "userdiff.h"
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38
39enum grep_pat_token {
40 GREP_PATTERN,
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41 GREP_PATTERN_HEAD,
42 GREP_PATTERN_BODY,
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43 GREP_AND,
44 GREP_OPEN_PAREN,
45 GREP_CLOSE_PAREN,
46 GREP_NOT,
4b05548f 47 GREP_OR
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48};
49
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50enum grep_context {
51 GREP_CONTEXT_HEAD,
4b05548f 52 GREP_CONTEXT_BODY
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53};
54
a4d7d2c6 55enum grep_header_field {
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56 GREP_HEADER_FIELD_MIN = 0,
57 GREP_HEADER_AUTHOR = GREP_HEADER_FIELD_MIN,
ad4813b3 58 GREP_HEADER_COMMITTER,
72fd13f7 59 GREP_HEADER_REFLOG,
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60
61 /* Must be at the end of the enum */
62 GREP_HEADER_FIELD_MAX
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63};
64
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65struct grep_pat {
66 struct grep_pat *next;
67 const char *origin;
68 int no;
69 enum grep_pat_token token;
526a858a 70 char *pattern;
ed40a095 71 size_t patternlen;
a4d7d2c6 72 enum grep_header_field field;
83b5d2f5 73 regex_t regexp;
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74 pcre *pcre1_regexp;
75 pcre_extra *pcre1_extra_info;
fbaceaac 76 pcre_jit_stack *pcre1_jit_stack;
6d4b5747 77 const unsigned char *pcre1_tables;
fbaceaac 78 int pcre1_jit_on;
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79 pcre2_code *pcre2_pattern;
80 pcre2_match_data *pcre2_match_data;
81 pcre2_compile_context *pcre2_compile_context;
82 pcre2_match_context *pcre2_match_context;
83 pcre2_jit_stack *pcre2_jit_stack;
84 uint32_t pcre2_jit_on;
9eceddee 85 kwset_t kws;
c822255c 86 unsigned fixed:1;
5183bf67 87 unsigned ignore_case:1;
d7eb527d 88 unsigned word_regexp:1;
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89};
90
91enum grep_expr_node {
92 GREP_NODE_ATOM,
93 GREP_NODE_NOT,
94 GREP_NODE_AND,
5aaeb733 95 GREP_NODE_TRUE,
4b05548f 96 GREP_NODE_OR
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97};
98
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99enum grep_pattern_type {
100 GREP_PATTERN_TYPE_UNSPECIFIED = 0,
101 GREP_PATTERN_TYPE_BRE,
102 GREP_PATTERN_TYPE_ERE,
103 GREP_PATTERN_TYPE_FIXED,
104 GREP_PATTERN_TYPE_PCRE
105};
106
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107struct grep_expr {
108 enum grep_expr_node node;
0ab7befa 109 unsigned hit;
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110 union {
111 struct grep_pat *atom;
112 struct grep_expr *unary;
113 struct {
114 struct grep_expr *left;
115 struct grep_expr *right;
116 } binary;
117 } u;
118};
119
120struct grep_opt {
121 struct grep_pat *pattern_list;
122 struct grep_pat **pattern_tail;
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123 struct grep_pat *header_list;
124 struct grep_pat **header_tail;
83b5d2f5 125 struct grep_expr *pattern_expression;
493b7a08 126 const char *prefix;
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127 int prefix_length;
128 regex_t regexp;
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129 int linenum;
130 int invert;
5183bf67 131 int ignore_case;
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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;
17bf35a3 139 int debug;
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140#define GREP_BINARY_DEFAULT 0
141#define GREP_BINARY_NOMATCH 1
142#define GREP_BINARY_TEXT 2
3e230fa1 143 int binary;
335ec3bf 144 int allow_textconv;
3e230fa1 145 int extended;
baa6378f 146 int use_reflog_filter;
6d4b5747 147 int pcre1;
94da9193 148 int pcre2;
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149 int relative;
150 int pathname;
151 int null_following_name;
7e8f59d5 152 int color;
a91f453f 153 int max_depth;
2944e4e6 154 int funcname;
ba8ea749 155 int funcbody;
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156 int extended_regexp_option;
157 int pattern_type_option;
00588bb5 158 char color_context[COLOR_MAXLEN];
55f638bd 159 char color_filename[COLOR_MAXLEN];
00588bb5 160 char color_function[COLOR_MAXLEN];
55f638bd 161 char color_lineno[COLOR_MAXLEN];
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162 char color_match_context[COLOR_MAXLEN];
163 char color_match_selected[COLOR_MAXLEN];
00588bb5 164 char color_selected[COLOR_MAXLEN];
55f638bd 165 char color_sep[COLOR_MAXLEN];
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166 unsigned pre_context;
167 unsigned post_context;
5dd06d38 168 unsigned last_shown;
046802d0 169 int show_hunk_mark;
a8f0e764 170 int file_break;
1d84f72e 171 int heading;
60ecac98 172 void *priv;
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173
174 void (*output)(struct grep_opt *opt, const void *data, size_t size);
175 void *output_priv;
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176};
177
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178extern void init_grep_defaults(void);
179extern int grep_config(const char *var, const char *value, void *);
180extern void grep_init(struct grep_opt *, const char *prefix);
c5c31d33 181void grep_commit_pattern_type(enum grep_pattern_type, struct grep_opt *opt);
7687a054 182
ed40a095 183extern 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 184extern void append_grep_pattern(struct grep_opt *opt, const char *pat, const char *origin, int no, enum grep_pat_token t);
a4d7d2c6 185extern void append_header_grep_pattern(struct grep_opt *, enum grep_header_field, const char *);
83b5d2f5 186extern void compile_grep_patterns(struct grep_opt *opt);
b48fb5b6 187extern void free_grep_patterns(struct grep_opt *opt);
c876d6da 188extern int grep_buffer(struct grep_opt *opt, char *buf, unsigned long size);
83b5d2f5 189
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190struct grep_source {
191 char *name;
192
193 enum grep_source_type {
1c41c82b 194 GREP_SOURCE_OID,
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195 GREP_SOURCE_FILE,
196 GREP_SOURCE_BUF,
197 } type;
198 void *identifier;
199
200 char *buf;
201 unsigned long size;
94ad9d9e 202
55c61688 203 char *path; /* for attribute lookups */
94ad9d9e 204 struct userdiff_driver *driver;
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205};
206
207void grep_source_init(struct grep_source *gs, enum grep_source_type type,
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208 const char *name, const char *path,
209 const void *identifier);
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210void grep_source_clear_data(struct grep_source *gs);
211void grep_source_clear(struct grep_source *gs);
94ad9d9e 212void grep_source_load_driver(struct grep_source *gs);
07a7d656 213
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214
215int grep_source(struct grep_opt *opt, struct grep_source *gs);
216
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217extern struct grep_opt *grep_opt_dup(const struct grep_opt *opt);
218extern int grep_threads_ok(const struct grep_opt *opt);
219
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220#ifndef NO_PTHREADS
221/*
222 * Mutex used around access to the attributes machinery if
223 * opt->use_threads. Must be initialized/destroyed by callers!
224 */
78db6ea9 225extern int grep_use_locks;
0579f91d 226extern pthread_mutex_t grep_attr_mutex;
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227extern pthread_mutex_t grep_read_mutex;
228
229static inline void grep_read_lock(void)
230{
231 if (grep_use_locks)
232 pthread_mutex_lock(&grep_read_mutex);
233}
234
235static inline void grep_read_unlock(void)
236{
237 if (grep_use_locks)
238 pthread_mutex_unlock(&grep_read_mutex);
239}
240
241#else
242#define grep_read_lock()
243#define grep_read_unlock()
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244#endif
245
83b5d2f5 246#endif