added path conversion code for unicode on windows

This commit is contained in:
Daniel Löber
2017-12-11 10:28:50 +01:00
parent bd8d3025bd
commit 2f93cd77f8
3 changed files with 42 additions and 36 deletions

View File

@@ -54,31 +54,37 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#include <stdlib.h>
#endif
#ifdef _WIN32
#include <windows.h>
#endif
using namespace Assimp;
// ------------------------------------------------------------------------------------------------
// Constructor.
DefaultIOSystem::DefaultIOSystem()
{
// nothing to do here
}
// ------------------------------------------------------------------------------------------------
// Destructor.
DefaultIOSystem::~DefaultIOSystem()
{
// nothing to do here
}
// maximum path length
// XXX http://insanecoding.blogspot.com/2007/11/pathmax-simply-isnt.html
#ifdef PATH_MAX
# define PATHLIMIT PATH_MAX
#else
# define PATHLIMIT 4096
#endif
// ------------------------------------------------------------------------------------------------
// Tests for the existence of a file at the given path.
bool DefaultIOSystem::Exists( const char* pFile) const
{
#ifdef _WIN32
wchar_t fileName16[PATHLIMIT];
MultiByteToWideChar(CP_UTF8, MB_PRECOMPOSED, pFile, -1, fileName16, PATHLIMIT);
struct _stat64 filestat;
if (0 != _wstat64(fileName16, &filestat))
return false;
#else
FILE* file = ::fopen( pFile, "rb");
if( !file)
return false;
::fclose( file);
#endif
return true;
}
@@ -88,10 +94,17 @@ IOStream* DefaultIOSystem::Open( const char* strFile, const char* strMode)
{
ai_assert(NULL != strFile);
ai_assert(NULL != strMode);
FILE* file = ::fopen( strFile, strMode);
if( NULL == file)
return NULL;
FILE* file;
#ifdef _WIN32
wchar_t fileName16[PATHLIMIT];
MultiByteToWideChar(CP_UTF8, MB_PRECOMPOSED, strFile, -1, fileName16, PATHLIMIT);
std::string mode8(strMode);
file = ::_wfopen(fileName16, std::wstring(mode8.begin(), mode8.end()).c_str());
#else
file = ::fopen(strFile, strMode);
#endif
if (nullptr == file)
return nullptr;
return new DefaultIOStream(file, (std::string) strFile);
}
@@ -121,25 +134,23 @@ bool IOSystem::ComparePaths (const char* one, const char* second) const
return !ASSIMP_stricmp(one,second);
}
// maximum path length
// XXX http://insanecoding.blogspot.com/2007/11/pathmax-simply-isnt.html
#ifdef PATH_MAX
# define PATHLIMIT PATH_MAX
#else
# define PATHLIMIT 4096
#endif
// ------------------------------------------------------------------------------------------------
// Convert a relative path into an absolute path
inline void MakeAbsolutePath (const char* in, char* _out)
inline static void MakeAbsolutePath (const char* in, char* _out)
{
ai_assert(in && _out);
char* ret;
#if defined( _MSC_VER ) || defined( __MINGW32__ )
ret = ::_fullpath( _out, in, PATHLIMIT );
wchar_t out16[PATHLIMIT];
wchar_t in16[PATHLIMIT];
MultiByteToWideChar(CP_UTF8, MB_PRECOMPOSED, in, -1, out16, PATHLIMIT);
wchar_t* ret = ::_wfullpath( out16, in16, PATHLIMIT );
if (ret)
{
WideCharToMultiByte(CP_UTF8, MB_PRECOMPOSED, out16, -1, _out, PATHLIMIT, nullptr, nullptr);
}
#else
// use realpath
ret = realpath(in, _out);
char* ret = realpath(in, _out);
#endif
if(!ret) {
// preserve the input path, maybe someone else is able to fix