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qpdf/include/qpdf/QUtil.hh
Jay Berkenbilt 9f93c89ee5 update copyright, release 2.0.3
git-svn-id: svn+q:///qpdf/trunk@644 71b93d88-0707-0410-a8cf-f5a4172ac649
2009-02-15 16:31:12 +00:00

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1.4 KiB
C++

// Copyright (c) 2005-2009 Jay Berkenbilt
//
// This file is part of qpdf. This software may be distributed under
// the terms of version 2 of the Artistic License which may be found
// in the source distribution. It is provided "as is" without express
// or implied warranty.
#ifndef __QUTIL_HH__
#define __QUTIL_HH__
#include <string>
#include <list>
#include <stdio.h>
#include <sys/stat.h>
#include <qpdf/QEXC.hh>
namespace QUtil
{
// This is a collection of useful utility functions that don't
// really go anywhere else.
std::string int_to_string(int, int length = 0);
std::string double_to_string(double, int decimal_places = 0);
// If status is -1, convert the current value of errno to a
// QEXC::System exception. Otherwise, return status.
int os_wrapper(std::string const& description, int status)
throw (QEXC::System);
FILE* fopen_wrapper(std::string const&, FILE*)
throw (QEXC::System);
char* copy_string(std::string const&);
// Get the value of an environment variable in a portable fashion.
// Returns true iff the variable is defined. If `value' is
// non-null, initializes it with the value of the variable.
bool get_env(std::string const& var, std::string* value = 0);
// Return a string containing the byte representation of the UTF-8
// encoding for the unicode value passed in.
std::string toUTF8(unsigned long uval);
};
#endif // __QUTIL_HH__