Merge branch 'cb/maint-orphan-merge-noclobber'
[git/kirr.git] / grep.h
blob06621fe663545af52fbc42827a8374ab5bd42f38
1 #ifndef GREP_H
2 #define GREP_H
3 #include "color.h"
5 enum grep_pat_token {
6 GREP_PATTERN,
7 GREP_PATTERN_HEAD,
8 GREP_PATTERN_BODY,
9 GREP_AND,
10 GREP_OPEN_PAREN,
11 GREP_CLOSE_PAREN,
12 GREP_NOT,
13 GREP_OR
16 enum grep_context {
17 GREP_CONTEXT_HEAD,
18 GREP_CONTEXT_BODY
21 enum grep_header_field {
22 GREP_HEADER_AUTHOR = 0,
23 GREP_HEADER_COMMITTER
25 #define GREP_HEADER_FIELD_MAX (GREP_HEADER_COMMITTER + 1)
27 struct grep_pat {
28 struct grep_pat *next;
29 const char *origin;
30 int no;
31 enum grep_pat_token token;
32 const char *pattern;
33 size_t patternlen;
34 enum grep_header_field field;
35 regex_t regexp;
36 unsigned fixed:1;
37 unsigned ignore_case:1;
38 unsigned word_regexp:1;
41 enum grep_expr_node {
42 GREP_NODE_ATOM,
43 GREP_NODE_NOT,
44 GREP_NODE_AND,
45 GREP_NODE_TRUE,
46 GREP_NODE_OR
49 struct grep_expr {
50 enum grep_expr_node node;
51 unsigned hit;
52 union {
53 struct grep_pat *atom;
54 struct grep_expr *unary;
55 struct {
56 struct grep_expr *left;
57 struct grep_expr *right;
58 } binary;
59 } u;
62 struct grep_opt {
63 struct grep_pat *pattern_list;
64 struct grep_pat **pattern_tail;
65 struct grep_pat *header_list;
66 struct grep_pat **header_tail;
67 struct grep_expr *pattern_expression;
68 const char *prefix;
69 int prefix_length;
70 regex_t regexp;
71 int linenum;
72 int invert;
73 int ignore_case;
74 int status_only;
75 int name_only;
76 int unmatch_name_only;
77 int count;
78 int word_regexp;
79 int fixed;
80 int all_match;
81 #define GREP_BINARY_DEFAULT 0
82 #define GREP_BINARY_NOMATCH 1
83 #define GREP_BINARY_TEXT 2
84 int binary;
85 int extended;
86 int relative;
87 int pathname;
88 int null_following_name;
89 int color;
90 int max_depth;
91 int funcname;
92 char color_context[COLOR_MAXLEN];
93 char color_filename[COLOR_MAXLEN];
94 char color_function[COLOR_MAXLEN];
95 char color_lineno[COLOR_MAXLEN];
96 char color_match[COLOR_MAXLEN];
97 char color_selected[COLOR_MAXLEN];
98 char color_sep[COLOR_MAXLEN];
99 int regflags;
100 unsigned pre_context;
101 unsigned post_context;
102 unsigned last_shown;
103 int show_hunk_mark;
104 void *priv;
106 void (*output)(struct grep_opt *opt, const void *data, size_t size);
107 void *output_priv;
110 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);
111 extern void append_grep_pattern(struct grep_opt *opt, const char *pat, const char *origin, int no, enum grep_pat_token t);
112 extern void append_header_grep_pattern(struct grep_opt *, enum grep_header_field, const char *);
113 extern void compile_grep_patterns(struct grep_opt *opt);
114 extern void free_grep_patterns(struct grep_opt *opt);
115 extern int grep_buffer(struct grep_opt *opt, const char *name, char *buf, unsigned long size);
117 extern struct grep_opt *grep_opt_dup(const struct grep_opt *opt);
118 extern int grep_threads_ok(const struct grep_opt *opt);
120 #endif