fceugx/source/fceultra/general.c
2009-01-26 09:34:07 +00:00

124 lines
2.5 KiB
C

/* FCE Ultra - NES/Famicom Emulator
*
* Copyright notice for this file:
* Copyright (C) 2002 Xodnizel
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <stdarg.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <unistd.h>
#include "types.h"
#include "fceu.h"
#include "general.h"
#include "state.h"
#include "driver.h"
#include "md5.h"
static char BaseDirectory[2048];
static char FileBase[2048];
static char FileExt[2048]; /* Includes the . character, as in ".nes" */
static char FileBaseDirectory[2048];
void FCEUI_SetBaseDirectory(char *dir)
{
strncpy(BaseDirectory,dir,2047);
BaseDirectory[2047]=0;
}
static char *odirs[FCEUIOD__COUNT]={0,0,0,0,0,0}; // odirs, odors. ^_^
void FCEUI_SetDirOverride(int which, char *n)
{
odirs[which]=n;
if(FCEUGameInfo) /* Rebuild cache of present states/movies. */
{
if(which==FCEUIOD_STATE)
FCEUSS_CheckStates();
}
}
char *FCEU_MakeFName(int type, int id1, char *cd1)
{
return NULL;
}
void GetFileBase(const char *f)
{
const char *tp1,*tp3;
#if PSS_STYLE==4
tp1=((char *)strrchr(f,':'));
#elif PSS_STYLE==1
tp1=((char *)strrchr(f,'/'));
#else
tp1=((char *)strrchr(f,'\\'));
#if PSS_STYLE!=3
tp3=((char *)strrchr(f,'/'));
if(tp1<tp3) tp1=tp3;
#endif
#endif
if(!tp1)
{
tp1=f;
strcpy(FileBaseDirectory,".");
}
else
{
memcpy(FileBaseDirectory,f,tp1-f);
FileBaseDirectory[tp1-f]=0;
tp1++;
}
if(((tp3=strrchr(f,'.'))!=NULL) && (tp3>tp1))
{
memcpy(FileBase,tp1,tp3-tp1);
FileBase[tp3-tp1]=0;
strcpy(FileExt,tp3);
}
else
{
strcpy(FileBase,tp1);
FileExt[0]=0;
}
}
uint32 uppow2(uint32 n)
{
int x;
for(x=31;x>=0;x--)
if(n&(1<<x))
{
if((1<<x)!=n)
return(1<<(x+1));
break;
}
return n;
}