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Editing: grep.h
/* $NetBSD: grep.h,v 1.5 2011/02/27 17:33:37 joerg Exp $ */ /* $OpenBSD: grep.h,v 1.15 2010/04/05 03:03:55 tedu Exp $ */ /* $FreeBSD$ */ /*- * SPDX-License-Identifier: BSD-2-Clause-FreeBSD * * 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 <bzlib.h> #include <limits.h> #include <regex.h> #include <stdbool.h> #include <stdio.h> #include <zlib.h> extern const char *errstr[]; #define VERSION "2.6.0-FreeBSD" #define GREP_FIXED 0 #define GREP_BASIC 1 #define GREP_EXTENDED 2 #if !defined(REG_NOSPEC) && !defined(REG_LITERAL) #define WITH_INTERNAL_NOSPEC #endif #define BINFILE_BIN 0 #define BINFILE_SKIP 1 #define BINFILE_TEXT 2 #define FILE_STDIO 0 #define FILE_MMAP 1 #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_MATCHES 32 struct file { int fd; bool binary; }; struct str { off_t boff; off_t off; size_t len; char *dat; char *file; int line_no; }; struct pat { char *pat; int len; }; struct epat { char *pat; int mode; }; /* * Parsing context; used to hold things like matches made and * other useful bits */ struct parsec { regmatch_t matches[MAX_MATCHES]; /* Matches made */ /* XXX TODO: This should be a chunk, not a line */ struct str ln; /* Current line */ size_t lnstart; /* Position in line */ size_t matchidx; /* Latest match index */ int printed; /* Metadata printed? */ bool binary; /* Binary file? */ bool cntlines; /* Count lines? */ }; /* 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; extern long long Aflag, Bflag; extern long long mcount; extern long long mlimit; extern char fileeol; extern char *label; extern const char *color; extern int binbehave, devbehave, dirbehave, filebehave, grepbehave, linkbehave; extern bool file_err, matchall; extern unsigned int dpatterns, fpatterns, patterns; extern struct pat *pattern; extern struct epat *dpattern, *fpattern; extern regex_t *er_pattern, *r_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); bool procfile(const char *fn); bool 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 grep_printline(struct str *line, int sep); /* queue.c */ void initqueue(void); bool 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, struct parsec *pc);
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