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/* ===========================================================================
*
* PUBLIC DOMAIN NOTICE
* National Center for Biotechnology Information
*
* This software/database is a "United States Government Work" under the
* terms of the United States Copyright Act. It was written as part of
* the author's official duties as a United States Government employee and
* thus cannot be copyrighted. This software/database is freely available
* to the public for use. The National Library of Medicine and the U.S.
* Government have not placed any restriction on its use or reproduction.
*
* Although all reasonable efforts have been taken to ensure the accuracy
* and reliability of the software and data, the NLM and the U.S.
* Government do not and cannot warrant the performance or results that
* may be obtained by using this software or data. The NLM and the U.S.
* Government disclaim all warranties, express or implied, including
* warranties of performance, merchantability or fitness for any particular
* purpose.
*
* Please cite the author in any work or product based on this material.
*
* ===========================================================================
*
* Project:
* sratools command line tool
*
* Purpose:
* Main entry point for tool and initial dispatch
*
*/
#pragma once
#include <cstdlib>
#include "../../shared/toolkit.vers.h"
#include "util.hpp"
namespace sratools {
struct ToolPath {
#if WINDOWS
static char constexpr seperator = '\\';
#else
static char constexpr seperator = '/';
#endif
private:
std::string path_;
std::string basename_;
std::string version_;
static std::string get_path(std::string const &pathname)
{
auto const sep = pathname.find_last_of(ToolPath::seperator);
return (sep == std::string::npos) ? std::string() : pathname.substr(0, sep);
}
static std::string get_exec_path(std::string const &argv0, char *extra[]);
ToolPath(std::string const &path, std::string const &name, std::string const &vers)
: path_(path), basename_(name), version_(vers)
{}
ToolPath(std::string const &argv0, char *extra[]);
friend ToolPath makeToolPath(char const *argv0, char *extra[]);
public:
std::string const &path() const { return path_; }
std::string const &basename() const { return basename_; }
std::string const &version() const { return version_; }
std::string fullpath() const {
#if WINDOWS
return path_ + ToolPath::seperator + basename_ + ".exe";
#else // POSIX
return path_ + ToolPath::seperator + basename_ /* + '.' + version_ */;
#endif
}
bool executable() const {
#if WINDOWS
return true; ///< yeah Windows really doesn't know!!!
#else // POSIX
return access(fullpath().c_str(), X_OK) == 0;
#endif
}
static std::string toolkit_version( void )
{
auto const major = ((TOOLKIT_VERS) >> 24) & 0xFF;
auto const minor = ((TOOLKIT_VERS)>> 16) & 0xFF;
auto const subvers = ( TOOLKIT_VERS ) & 0xFFFF;
return std::to_string(major) + '.' + std::to_string(minor) + '.' + std::to_string(subvers);
}
ToolPath getPathFor(std::string const &name) const
{
return ToolPath(path(), name, version());
}
};
} // namespace sratools
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