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/*
* Copyright (c), Zeriph Enterprises
* All rights reserved.
*
* Contributor(s):
* Zechariah Perez, omni (at) zeriph (dot) com
*
* THIS SOFTWARE IS PROVIDED BY ZERIPH AND CONTRIBUTORS "AS IS" AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL ZERIPH AND CONTRIBUTORS BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#if !defined(OMNI_IO_FILE_EX_HPP)
#define OMNI_IO_FILE_EX_HPP 1
/* DEV_NOTE: this file is not intended to be used directly by any user code!
i.e. do not #include <omni/xxx_impl.hxx> and do not compile this source directly.
this file is included directly in other source.
*/
// so as not to accidentally build this file with the source
// these macros are defined in io/file_rw.hxx
#if !defined(OMNI_IO_FILE_EX_FW)
#error "invalid preprocessor directive detected"
#endif
namespace omni { namespace io { namespace file_internal {
inline bool exists(const std::string& file)
{
if (file.empty()) { return false; }
#if defined(OMNI_OS_WIN)
#if defined(OMNI_WIN_API)
OMNI_FILE_CHECKA_FW(file, false)
DWORD res = ::GetFileAttributesA(file.c_str());
return (res != INVALID_FILE_ATTRIBUTES && !(res & FILE_ATTRIBUTE_DIRECTORY));
#else
struct stat fi;
if (::_stat(file.c_str(), &fi) == 0) {
#if defined(S_ISSOCK)
return !(S_ISDIR(fi.st_mode)) && !(S_ISSOCK(fi.st_mode));
#else
return !(S_ISDIR(fi.st_mode));
#endif
}
return false;
#endif
#else
struct stat fi;
if (::stat(file.c_str(), &fi) == 0) {
#if defined(S_ISSOCK)
return !(S_ISDIR(fi.st_mode)) && !(S_ISSOCK(fi.st_mode));
#else
return !(S_ISDIR(fi.st_mode));
#endif
}
return false;
#endif
}
inline bool exists(const std::wstring& file)
{
if (file.empty()) { return false; }
#if defined(OMNI_OS_WIN)
#if defined(OMNI_WIN_API)
std::wstring tf = OMNI_FILE_CHECKW_FW(tf, file, false)
DWORD res = ::GetFileAttributesW(tf.c_str());
return (res != INVALID_FILE_ATTRIBUTES && !(res & FILE_ATTRIBUTE_DIRECTORY));
#else
struct stat fi;
if (::_wstat(file.c_str(), &fi) == 0) {
#if defined(S_ISSOCK)
return !(S_ISDIR(fi.st_mode)) && !(S_ISSOCK(fi.st_mode));
#else
return !(S_ISDIR(fi.st_mode));
#endif
}
return false;
#endif
#else
struct stat fi;
if (::stat(omni::string::to_string(file).c_str(), &fi) == 0) {
#if defined(S_ISSOCK)
return !(S_ISDIR(fi.st_mode)) && !(S_ISSOCK(fi.st_mode));
#else
return !(S_ISDIR(fi.st_mode));
#endif
}
return false;
#endif
}
}}}
namespace omni { namespace io { namespace dir_internal {
inline bool exists(const std::string& folder)
{
if (folder.empty()) { return false; }
#if defined(OMNI_OS_WIN)
#if defined(OMNI_WIN_API)
OMNI_FILE_CHECKA_FW(folder, false)
DWORD res = ::GetFileAttributesA(folder.c_str());
return (res != INVALID_FILE_ATTRIBUTES && (res & FILE_ATTRIBUTE_DIRECTORY));
#else
struct stat fi;
if (::_stat(folder.c_str(), &fi) == 0) { return (S_ISDIR(fi.st_mode)); }
return false;
#endif
#else
struct stat fi;
if (::stat(folder.c_str(), &fi) == 0) { return (S_ISDIR(fi.st_mode)); }
return false;
#endif
}
inline bool exists(const std::wstring& folder)
{
if (folder.empty()) { return false; }
#if defined(OMNI_OS_WIN)
#if defined(OMNI_WIN_API)
std::wstring tf = OMNI_FILE_CHECKW_FW(tf, folder, false)
DWORD res = ::GetFileAttributesW(tf.c_str());
return (res != INVALID_FILE_ATTRIBUTES && (res & FILE_ATTRIBUTE_DIRECTORY));
#else
struct stat fi;
if (::_wstat(folder.c_str(), &fi) == 0) { return (S_ISDIR(fi.st_mode)); }
return false;
#endif
#else
struct stat fi;
if (::stat(omni::string::to_string(folder).c_str(), &fi) == 0) { return (S_ISDIR(fi.st_mode)); }
return false;
#endif
}
}}}
#undef OMNI_IO_FILE_EX_FW
#endif // OMNI_IO_FILE_EX_HPP