/*
 * Copyright (c) 2005, 2008 Sun Microsystems, Inc. All Rights Reserved.
 * Use is subject to license terms.
 *
 *	Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T	
 *	  All Rights Reserved  	
 *
 * University Copyright- Copyright (c) 1982, 1986, 1988
 * The Regents of the University of California
 * All Rights Reserved
 *
 * University Acknowledgment- Portions of this document are derived from
 * software developed by the University of California, Berkeley, and its
 * contributors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *  http://www.apache.org/licenses/LICENSE-2.0. 
 * 
 * Unless required by applicable law or agreed to in writing, software 
 * distributed under the License is distributed on an "AS IS" BASIS, 
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express 
 * or implied. 
 * See the License for the specific language governing permissions and
 * limitations under the License. 
 */

#ifndef _REGEXP_H
#define _REGEXP_H

#include "libsed.h"

#ifdef __cplusplus
extern "C" {
#endif

#define    CBRA    2
#define    CCHR    4
#define    CDOT    8
#define    CCL    12
#define    CXCL    16
#define    CDOL    20
#define    CCEOF    22
#define    CKET    24
#define    CBACK    36
#define    NCCL    40

#define    STAR    01
#define    RNGE    03

#define    NBRA    9

#define    PLACE(c)    ep[c >> 3] |= bittab[c & 07]
#define    ISTHERE(c)    (ep[c >> 3] & bittab[c & 07])

typedef struct _step_vars_storage {
    char    *loc1, *loc2, *locs;
    char    *braslist[NBRA];
    char    *braelist[NBRA];
    int    low;
    int    size;
} step_vars_storage;

typedef struct _sed_comp_args {
    int circf; /* Regular expression starts with ^ */
    int nbra; /* braces count */
} sed_comp_args;

extern char *sed_compile(sed_commands_t *commands, sed_comp_args *compargs,
                         char *ep, char *endbuf, int seof);
extern void command_errf(sed_commands_t *commands, const char *fmt, ...);

#define SEDERR_CGMES "command garbled: %s"
#define SEDERR_SMMES "Space missing before filename: %s"
#define SEDERR_TMMES "too much command text: %s"
#define SEDERR_LTLMES "label too long: %s"
#define SEDERR_ULMES "undefined label: %s"
#define SEDERR_DLMES "duplicate labels: %s"
#define SEDERR_TMLMES "too many labels: %s"
#define SEDERR_AD0MES "no addresses allowed: %s"
#define SEDERR_AD1MES "only one address allowed: %s"
#define SEDERR_TOOBIG "suffix too large: %s"
#define SEDERR_OOMMES "out of memory"
#define SEDERR_COPFMES "cannot open pattern file: %s"
#define SEDERR_COIFMES "cannot open input file: %s"
#define SEDERR_TMOMES "too many {'s"
#define SEDERR_TMCMES "too many }'s"
#define SEDERR_NRMES "first RE may not be null"
#define SEDERR_UCMES "unrecognized command: %s"
#define SEDERR_TMWFMES "too many files in w commands"
#define SEDERR_COMES "cannot open %s"
#define SEDERR_CCMES "cannot create %s"
#define SEDERR_TMLNMES "too many line numbers"
#define SEDERR_TMAMES "too many appends after line %lld"
#define SEDERR_TMRMES "too many reads after line %lld"
#define SEDERR_DOORNG "``\\digit'' out of range: %s"
#define SEDERR_EDMOSUB "ending delimiter missing on substitution: %s"
#define SEDERR_EDMOSTR "ending delimiter missing on string: %s"
#define SEDERR_FNTL "file name too long: %s"
#define SEDERR_CLTL "command line too long"
#define SEDERR_TSNTSS "transform strings not the same size: %s"
#define SEDERR_OLTL "output line too long."
#define SEDERR_HSOVERFLOW "hold space overflowed."
#define SEDERR_INTERNAL "internal sed error"

#ifdef __cplusplus
}
#endif

#endif /* _REGEXP_H */