cog/Libraries/MAC/Files/Source/Shared/GlobalFunctions.cpp

152 lines
2.5 KiB
C++
Executable File

#include "All.h"
#include "GlobalFunctions.h"
#include "IO.h"
#include "CharacterHelper.h"
#include <sys/sysctl.h>
/*
#ifndef __GNUC_IA32__
extern "C" BOOL GetMMXAvailable(void)
{
#ifdef ENABLE_ASSEMBLY
unsigned long nRegisterEDX;
try
{
__asm mov eax, 1
__asm CPUID
__asm mov nRegisterEDX, edx
}
catch(...)
{
return FALSE;
}
if (nRegisterEDX & 0x800000)
RETURN_ON_EXCEPTION(__asm emms, FALSE)
else
return FALSE;
return TRUE;
#else
return FALSE;
#endif
}
#endif // #ifndef __GNUC_IA32__
*/
int IsAltiVecAvailable( void )
{
int selectors[2] = { CTL_HW, HW_VECTORUNIT };
int hasVectorUnit = 0;
size_t length = sizeof(hasVectorUnit);
int error = sysctl(selectors, 2, &hasVectorUnit, &length, NULL, 0);
if( 0 == error ) return hasVectorUnit != 0;
return 0;
}
int ReadSafe(CIO * pIO, void * pBuffer, int nBytes)
{
unsigned int nBytesRead = 0;
int nRetVal = pIO->Read(pBuffer, nBytes, &nBytesRead);
if (nRetVal == ERROR_SUCCESS)
{
if (nBytes != int(nBytesRead))
nRetVal = ERROR_IO_READ;
}
return nRetVal;
}
int WriteSafe(CIO * pIO, void * pBuffer, int nBytes)
{
unsigned int nBytesWritten = 0;
int nRetVal = pIO->Write(pBuffer, nBytes, &nBytesWritten);
if (nRetVal == ERROR_SUCCESS)
{
if (nBytes != int(nBytesWritten))
nRetVal = ERROR_IO_WRITE;
}
return nRetVal;
}
/*
BOOL FileExists(wchar_t * pFilename)
{
if (0 == wcscmp(pFilename, L"-") || 0 == wcscmp(pFilename, L"/dev/stdin"))
return TRUE;
#ifdef _WIN32
BOOL bFound = FALSE;
WIN32_FIND_DATA WFD;
HANDLE hFind = FindFirstFile(pFilename, &WFD);
if (hFind != INVALID_HANDLE_VALUE)
{
bFound = TRUE;
CloseHandle(hFind);
}
return bFound;
#else
CSmartPtr<char> spANSI(GetANSIFromUTF16(pFilename), TRUE);
struct stat b;
if (stat(spANSI, &b) != 0)
return FALSE;
if (!S_ISREG(b.st_mode))
return FALSE;
return TRUE;
#endif
}
*/
BOOL FileExists(const char * pFilename)
{
if (0 == strcmp(pFilename, "-") || 0 == strcmp(pFilename, "/dev/stdin"))
return TRUE;
#ifdef _WIN32
BOOL bFound = FALSE;
WIN32_FIND_DATA WFD;
HANDLE hFind = FindFirstFile(pFilename, &WFD);
if (hFind != INVALID_HANDLE_VALUE)
{
bFound = TRUE;
CloseHandle(hFind);
}
return bFound;
#else
struct stat b;
if (stat(pFilename, &b) != 0)
return FALSE;
if (!S_ISREG(b.st_mode))
return FALSE;
return TRUE;
#endif
}