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// file-opener.hh -- dealing with files when doing multi-image scans
// Copyright (C) 2008 SEIKO EPSON CORPORATION
//
// This file is part of the 'iscan' program.
//
// The 'iscan' program is free-ish 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 FITNESS
// FOR A PARTICULAR PURPOSE or MERCHANTABILITY.
// See the GNU General Public License for more details.
//
// You should have received a verbatim copy of the GNU General Public
// License along with this program; if not, write to:
//
// Free Software Foundation, Inc.
// 59 Temple Place, Suite 330
// Boston, MA 02111-1307 USA
//
// As a special exception, the copyright holders give permission
// to link the code of this program with the esmod library and
// distribute linked combinations including the two. You must obey
// the GNU General Public License in all respects for all of the
// code used other then esmod.
#ifndef iscan_file_opener_hh_included
#define iscan_file_opener_hh_included
#ifndef __cplusplus
#error "This is a C++ header file; use a C++ compiler to compile it."
#endif
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <cstdio>
#include <string>
namespace iscan
{
using std::string;
class file_opener
{
public:
explicit file_opener (bool collate);
explicit file_opener (const string& name);
file_opener (const string& pattern, unsigned int start_index);
~file_opener (void);
operator FILE * (void);
const string& name (void) const;
const string& temp (void) const;
string extension (void) const;
file_opener& operator++ (void);
bool is_collating (void) const;
void remove (void);
static const string dir_sep;
static const string ext_sep;
static const char hash_mark;
static const string null_ext;
private:
void common_init (const string& s);
void set_names (bool next = false);
void open (void);
void close (void);
void rename (void);
bool _collate;
string _filename;
string _tempfile;
FILE *_fp;
struct pattern
{
string extension;
string basename;
string dirname; // includes final dir_sep
size_t digits;
unsigned int index;
};
struct pattern *_pattern;
};
} // namespace iscan
#endif /* !defined (iscan_file_opener_hh_included) */
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