102 lines
2.0 KiB
C
102 lines
2.0 KiB
C
#ifndef GREP_H
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#define GREP_H
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#include "color.h"
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enum grep_pat_token {
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GREP_PATTERN,
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GREP_PATTERN_HEAD,
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GREP_PATTERN_BODY,
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GREP_AND,
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GREP_OPEN_PAREN,
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GREP_CLOSE_PAREN,
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GREP_NOT,
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GREP_OR,
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};
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enum grep_context {
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GREP_CONTEXT_HEAD,
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GREP_CONTEXT_BODY,
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};
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enum grep_header_field {
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GREP_HEADER_AUTHOR = 0,
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GREP_HEADER_COMMITTER,
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};
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struct grep_pat {
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struct grep_pat *next;
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const char *origin;
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int no;
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enum grep_pat_token token;
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const char *pattern;
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enum grep_header_field field;
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regex_t regexp;
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unsigned fixed:1;
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unsigned word_regexp:1;
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};
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enum grep_expr_node {
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GREP_NODE_ATOM,
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GREP_NODE_NOT,
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GREP_NODE_AND,
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GREP_NODE_OR,
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};
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struct grep_expr {
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enum grep_expr_node node;
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unsigned hit;
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union {
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struct grep_pat *atom;
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struct grep_expr *unary;
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struct {
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struct grep_expr *left;
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struct grep_expr *right;
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} binary;
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} u;
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};
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struct grep_opt {
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struct grep_pat *pattern_list;
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struct grep_pat **pattern_tail;
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struct grep_expr *pattern_expression;
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const char *prefix;
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int prefix_length;
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regex_t regexp;
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int linenum;
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int invert;
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int status_only;
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int name_only;
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int unmatch_name_only;
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int count;
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int word_regexp;
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int fixed;
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int all_match;
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#define GREP_BINARY_DEFAULT 0
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#define GREP_BINARY_NOMATCH 1
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#define GREP_BINARY_TEXT 2
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int binary;
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int extended;
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int relative;
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int pathname;
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int null_following_name;
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int color;
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int max_depth;
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int funcname;
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char color_match[COLOR_MAXLEN];
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const char *color_external;
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int regflags;
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unsigned pre_context;
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unsigned post_context;
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unsigned last_shown;
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int show_hunk_mark;
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void *priv;
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};
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extern void append_grep_pattern(struct grep_opt *opt, const char *pat, const char *origin, int no, enum grep_pat_token t);
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extern void append_header_grep_pattern(struct grep_opt *, enum grep_header_field, const char *);
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extern void compile_grep_patterns(struct grep_opt *opt);
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extern void free_grep_patterns(struct grep_opt *opt);
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extern int grep_buffer(struct grep_opt *opt, const char *name, char *buf, unsigned long size);
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#endif
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