// -*- C++ -*-
/**
 * \file os.h
 * This file is part of LyX, the document processor.
 * Licence details can be found in the file COPYING.
 *
 * \author Ruurd A. Reitsma
 *
 * Full author contact details are available in file CREDITS.
 *
 * wrap OS specific stuff
 */

#ifndef OS_H
#define OS_H

#include <string>


namespace lyx {
namespace support {
namespace os {

//
enum shell_type {
	UNIX,	// Do we have to distinguish sh and csh?
	CMD_EXE
};

// do some work just once
void init(int * argc, char ** argv[]);
// returns path of LyX binary
std::string binpath();
// returns name of LyX binary
std::string binname();
//
void setTmpDir(std::string const & p);
//
std::string getTmpDir();
//
std::string current_root();
//
shell_type shell();
// DBCS aware!
std::string::size_type common_path(std::string const & p1, std::string const & p2);
// no-op on UNIX, '\\'->'/' on OS/2 and Win32, ':'->'/' on MacOS, etc.
std::string slashify_path(std::string const & p);
// converts a host OS path to unix style
std::string external_path(std::string const & p);
// converts a unix path to host OS style
std::string internal_path(std::string const & p);
// is path absolute?
bool is_absolute_path(std::string const & p);
// returns a string suitable to be passed to popen when
// same for popen().
	char const * popen_read_mode();
//
void warn(std::string const & mesg);

} // namespace os
} // namespace support
} // namespace lyx

#endif