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Diffstat (limited to 'package/toolbox/src/grep/grep.h')
| -rw-r--r-- | package/toolbox/src/grep/grep.h | 149 |
1 files changed, 149 insertions, 0 deletions
diff --git a/package/toolbox/src/grep/grep.h b/package/toolbox/src/grep/grep.h new file mode 100644 index 000000000..334f67c43 --- /dev/null +++ b/package/toolbox/src/grep/grep.h @@ -0,0 +1,149 @@ +/* $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 *); |