Path handling utilities.

paths.cpp

/*
 * paths.cpp:
 *
 * Author(s): objectx
 */
#include "common.h"
#include "../paths.h"

std::string  GetBaseName (const std::string &s) {
    auto pos = s.find_last_of ('\\') ;
    if (pos == std::string::npos) {
        return std::string (s) ;
    }
    return s.substr (pos + 1) ;
}

std::string	GetFullPathName (const std::string &path) {
    DWORD sz = ::GetFullPathNameA (path.c_str (), 0, 0, 0) ;
    auto buf (std::vector<char> (sz + 0)) ;
    ::GetFullPathNameA (path.c_str (), buf.size (), &buf [0], 0) ;
    return std::string (&buf [0], sz - 1) ;
}

std::string	GetUUIDFileName () {
    UUID uu ;
    UuidCreate (&uu) ;
    RPC_CSTR uu_s ;
    UuidToStringA (&uu, &uu_s) ;
    auto result (std::string ("tmp-")) ;
    result += (const char *)uu_s ;
    RpcStringFreeA (&uu_s) ;
    return result ;
}

std::string	GetTempFileNameForOutput (const std::string &output) {
    auto outname (GetFullPathName (output)) ;
    auto pos = outname.find_last_of ('\\') ;
    if (pos == std::string::npos) {
        return GetUUIDFileName () ;
    }
    else {
        return outname.substr (0, pos + 1) + GetUUIDFileName () ;
    }
}

std::string	JoinPath (const std::string &dir, const std::string &file) {
    auto	dir_full (GetFullPathName (dir)) ;

    auto	last = *(dir_full.crbegin ()) ;
    if (last != '/' && last != '\\') {
        dir_full.push_back ('\\') ;
    }
    dir_full.append (file.begin (), file.end ()) ;
    return std::string (dir_full) ;
}

/*
 * [END OF FILE]
 */

paths.h

/*
 * paths.h:
 *
 * Author(s): objectx
 */
#ifndef        paths_h__a67fe03643de4e2596f562a7da7bc2c4
#define	paths_h__a67fe03643de4e2596f562a7da7bc2c4	1

#if defined (_MSC_VER) && (1300 <= _MSC_VER)
#pragma once
#endif

#include <sys/types.h>
#include <stdint.h>
#include <string>

/**
 * Extract basename of supplied path.
 *
 * @param s PATH
 *
 * @return basename part of S
 */
std::string	GetBaseName (const std::string &s) ;
/**
 * Gets fully qualified file name.
 *
 * @param path
 *
 * @return Fully qualified file name.
 */
std::string	GetFullPathName (const std::string &path) ;
/**
 * Gets UUID based file name.
 *
 * @return UUID file name.
 */
std::string	GetUUIDFileName () ;
/**
 * Gets UUID based temporal file name.
 * Directory part is same as OUTPUT.
 *
 * @param output Output file name.
 *
 * @return Constructed file name.
 */
std::string	GetTempFileNameForOutput (const std::string &output) ;

/**
 * Constructs a path concatenating DIR and FILE.
 *
 * @param dir
 * @param file
 *
 * @return A constructed path.
 */
std::string	JoinPath (const std::string &dir, const std::string &file) ;

#endif	/* paths_h__a67fe03643de4e2596f562a7da7bc2c4 */
/*
 * [END OF FILE]
 */