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- /* $NetBSD: grep.h,v 1.8 2012/05/06 22:27:00 joerg Exp $ */
- /* $OpenBSD: grep.h,v 1.15 2010/04/05 03:03:55 tedu Exp $ */
- /* $FreeBSD: head/usr.bin/grep/grep.h 211496 2010-08-19 09:28:59Z des $ */
- /*-
- * Copyright (c) 1999 James Howard and Dag-Erling Coïdan Smørgrav
- * Copyright (c) 2008-2009 Gabor Kovesdan <gabor@FreeBSD.org>
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- */
- #include <limits.h>
- #include <regex.h>
- #include <stdbool.h>
- #include <stdio.h>
- #define getstr(n) errstr[n]
- extern const char *errstr[];
- #define VERSION "2.5.1-FreeBSD"
- #define GREP_FIXED 0
- #define GREP_BASIC 1
- #define GREP_EXTENDED 2
- #define BINFILE_BIN 0
- #define BINFILE_SKIP 1
- #define BINFILE_TEXT 2
- #define FILE_STDIO 0
- #define FILE_GZIP 1
- #define FILE_BZIP 2
- #define DIR_READ 0
- #define DIR_SKIP 1
- #define DIR_RECURSE 2
- #define DEV_READ 0
- #define DEV_SKIP 1
- #define LINK_READ 0
- #define LINK_EXPLICIT 1
- #define LINK_SKIP 2
- #define EXCL_PAT 0
- #define INCL_PAT 1
- #define MAX_LINE_MATCHES 32
- struct file {
- int fd;
- bool binary;
- };
- struct str {
- off_t off;
- size_t len;
- char *dat;
- char *file;
- int line_no;
- };
- struct epat {
- char *pat;
- int mode;
- };
- typedef struct {
- size_t len;
- unsigned char *pattern;
- int qsBc[UCHAR_MAX + 1];
- /* flags */
- bool bol;
- bool eol;
- bool reversed;
- bool word;
- } fastgrep_t;
- /* Flags passed to regcomp() and regexec() */
- extern int cflags, eflags;
- /* Command line flags */
- extern bool Eflag, Fflag, Gflag, Hflag, Lflag,
- bflag, cflag, hflag, iflag, lflag, mflag, nflag, oflag,
- qflag, sflag, vflag, wflag, xflag;
- extern bool dexclude, dinclude, fexclude, finclude, lbflag, nullflag, nulldataflag;
- extern unsigned char line_sep;
- extern unsigned long long Aflag, Bflag, mcount;
- extern char *label;
- extern const char *color;
- extern int binbehave, devbehave, dirbehave, filebehave, grepbehave, linkbehave;
- extern bool notfound;
- extern int tail;
- extern unsigned int dpatterns, fpatterns, patterns;
- extern char **pattern;
- extern struct epat *dpattern, *fpattern;
- extern regex_t *er_pattern, *r_pattern;
- extern fastgrep_t *fg_pattern;
- /* For regex errors */
- #define RE_ERROR_BUF 512
- extern char re_error[RE_ERROR_BUF + 1]; /* Seems big enough */
- /* util.c */
- bool file_matching(const char *fname);
- int procfile(const char *fn);
- int grep_tree(char **argv);
- void *grep_malloc(size_t size);
- void *grep_calloc(size_t nmemb, size_t size);
- void *grep_realloc(void *ptr, size_t size);
- char *grep_strdup(const char *str);
- void printline(struct str *line, int sep, regmatch_t *matches, int m);
- /* queue.c */
- void enqueue(struct str *x);
- void printqueue(void);
- void clearqueue(void);
- /* file.c */
- void grep_close(struct file *f);
- struct file *grep_open(const char *path);
- char *grep_fgetln(struct file *f, size_t *len);
- /* fastgrep.c */
- int fastcomp(fastgrep_t *, const char *);
- void fgrepcomp(fastgrep_t *, const char *);
- int grep_search(fastgrep_t *, const unsigned char *, size_t, regmatch_t *);
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