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str.h

/*
 *    fhist - file history and comparison tools
 *    Copyright (C) 1991-1994, 1998, 2000, 2002 Peter Miller;
 *    All rights reserved.
 *
 *    This program is free software; you can redistribute it and/or modify
 *    it under the terms of the GNU General Public License as published by
 *    the Free Software Foundation; either version 2 of the License, or
 *    (at your option) any later version.
 *
 *    This program is distributed in the hope that it will be useful,
 *    but WITHOUT ANY WARRANTY; without even the implied warranty of
 *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *    GNU General Public License for more details.
 *
 *    You should have received a copy of the GNU General Public License
 *    along with this program; if not, write to the Free Software
 *    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111, USA.
 *
 * MANIFEST: interface definition for common/str.c
 */

#ifndef COMMON_STR_H
#define COMMON_STR_H

#include <ac/stddef.h>
#include <ac/stdarg.h>
#include <attrib_forma.h>
#include <main.h>

typedef unsigned long str_hash_ty;

typedef struct string_ty string_ty;
struct string_ty
{
      str_hash_ty str_hash;
      string_ty   *str_next;
      long        str_references;
      size_t            str_length;
      char        str_text[1];
};

void str_initialize(void);
string_ty *str_from_c(const char *);
string_ty *str_n_from_c(const char *, size_t);
string_ty *str_copy(string_ty *);
void str_free(string_ty *);
string_ty *str_catenate(string_ty *, string_ty *);
string_ty *str_cat_three(string_ty *, string_ty *, string_ty *);
int str_bool(string_ty *);
string_ty *str_upcase(string_ty *);
string_ty *str_downcase(string_ty *);
void str_dump(void);
string_ty *str_field(string_ty *str, int sep, int fldnum);
void slow_to_fast(char **, string_ty **, size_t);
string_ty *str_format(const char *, ...) ATTRIBUTE_FORMAT_1_2;
string_ty *str_vformat(const char *, va_list);

#define str_equal(s1, s2) ((s1) == (s2))

#endif /* COMMON_STR_H */

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