pcsx2/plugins/GSdx/stdafx.cpp

62 lines
1.1 KiB
C++

// stdafx.cpp : source file that includes just the standard includes
// GSdx.pch will be the pre-compiled header
// stdafx.obj will contain the pre-compiled type information
#include "stdafx.h"
// TODO: reference any additional headers you need in STDAFX.H
// and not in this file
string format(const char* fmt, ...)
{
va_list args;
va_start(args, fmt);
int result = -1, length = 256;
char* buffer = NULL;
while(result == -1)
{
if(buffer) delete [] buffer;
buffer = new char[length + 1];
memset(buffer, 0, length + 1);
result = _vsnprintf(buffer, length, fmt, args);
length *= 2;
}
va_end(args);
string s(buffer);
delete [] buffer;
return s;
}
#if !defined(_MSC_VER) && !defined(HAVE_ALIGNED_MALLOC)
// declare linux equivalents (alignment must be power of 2 (1,2,4...2^15)
void* pcsx2_aligned_malloc(size_t size, size_t alignment)
{
assert(alignment <= 0x8000);
uptr r = (uptr)malloc(size + --alignment + 2);
uptr o = (r + 2 + alignment) & ~(uptr)alignment;
if (!r) return NULL;
((u16*)o)[-1] = (u16)(o-r);
return (void*)o;
}
void pcsx2_aligned_free(void* p)
{
if (!p) return;
free((void*)((uptr)p-((u16*)p)[-1]));
}
#endif