8 typedef int pcre_extra;
11 #include "thread-utils.h"
30 enum grep_header_field {
31 GREP_HEADER_AUTHOR = 0,
32 GREP_HEADER_COMMITTER,
35 /* Must be at the end of the enum */
40 struct grep_pat *next;
43 enum grep_pat_token token;
46 enum grep_header_field field;
49 pcre_extra *pcre_extra_info;
52 unsigned ignore_case:1;
53 unsigned word_regexp:1;
64 enum grep_pattern_type {
65 GREP_PATTERN_TYPE_UNSPECIFIED = 0,
66 GREP_PATTERN_TYPE_BRE,
67 GREP_PATTERN_TYPE_ERE,
68 GREP_PATTERN_TYPE_FIXED,
69 GREP_PATTERN_TYPE_PCRE
73 enum grep_expr_node node;
76 struct grep_pat *atom;
77 struct grep_expr *unary;
79 struct grep_expr *left;
80 struct grep_expr *right;
86 struct grep_pat *pattern_list;
87 struct grep_pat **pattern_tail;
88 struct grep_pat *header_list;
89 struct grep_pat **header_tail;
90 struct grep_expr *pattern_expression;
99 int unmatch_name_only;
105 #define GREP_BINARY_DEFAULT 0
106 #define GREP_BINARY_NOMATCH 1
107 #define GREP_BINARY_TEXT 2
110 int use_reflog_filter;
114 int null_following_name;
119 int extended_regexp_option;
120 int pattern_type_option;
121 char color_context[COLOR_MAXLEN];
122 char color_filename[COLOR_MAXLEN];
123 char color_function[COLOR_MAXLEN];
124 char color_lineno[COLOR_MAXLEN];
125 char color_match[COLOR_MAXLEN];
126 char color_selected[COLOR_MAXLEN];
127 char color_sep[COLOR_MAXLEN];
129 unsigned pre_context;
130 unsigned post_context;
137 void (*output)(struct grep_opt *opt, const void *data, size_t size);
141 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);
142 extern void append_grep_pattern(struct grep_opt *opt, const char *pat, const char *origin, int no, enum grep_pat_token t);
143 extern void append_header_grep_pattern(struct grep_opt *, enum grep_header_field, const char *);
144 extern void compile_grep_patterns(struct grep_opt *opt);
145 extern void free_grep_patterns(struct grep_opt *opt);
146 extern int grep_buffer(struct grep_opt *opt, char *buf, unsigned long size);
151 enum grep_source_type {
161 struct userdiff_driver *driver;
164 void grep_source_init(struct grep_source *gs, enum grep_source_type type,
165 const char *name, const void *identifier);
166 void grep_source_clear_data(struct grep_source *gs);
167 void grep_source_clear(struct grep_source *gs);
168 void grep_source_load_driver(struct grep_source *gs);
171 int grep_source(struct grep_opt *opt, struct grep_source *gs);
173 extern struct grep_opt *grep_opt_dup(const struct grep_opt *opt);
174 extern int grep_threads_ok(const struct grep_opt *opt);
178 * Mutex used around access to the attributes machinery if
179 * opt->use_threads. Must be initialized/destroyed by callers!
181 extern int grep_use_locks;
182 extern pthread_mutex_t grep_attr_mutex;
183 extern pthread_mutex_t grep_read_mutex;
185 static inline void grep_read_lock(void)
188 pthread_mutex_lock(&grep_read_mutex);
191 static inline void grep_read_unlock(void)
194 pthread_mutex_unlock(&grep_read_mutex);
198 #define grep_read_lock()
199 #define grep_read_unlock()