/*
 *  amiga.h
 *
 *  Author: Tomi Ollila <too@cs.hut.fi>
 *
 *  Created: Sun Jul 05 15:03:40 1992 too
 *  Last modified: Thu Feb 24 11:57:48 1994 too
 *
 */
#ifndef _AMIGA_H_
#define _AMIGA_H_

#include <exec/types.h>
#include <dos/rdargs.h>

BOOL	am_OpenLibraries(void);
int	am_CloseLibraries(int);
BOOL	am_GetScreenSize(int *, int *);
char *	am_LoadFullmoon(int *, int *, char *);
void	am_MakeIFFile(int, int, char *, int);

void	Printf(const char * fmt, ...);

/*
 * ReadArgs stuff (etc)
 */
#define TEMPLATE \
"-f=FILE,-g=POSITION/K,-d=DOUBLE/S,-s=SHADE/S,-r=REVERSE/S,-h=GMTOFFSET/N"
enum { CI_FILE, CI_POSITION,
	 CI_DOUBLE, CI_SHADE, CI_REVERSE, CI_GMTOFFSET, CI_SIZE };
extern struct RDArgs * rdargs;
extern LONG args[];
/*** other extern variables ***/
extern const char usage[];
extern WORD gmtoffset;

/*
 * Memory for bitmaps is longword aligned so we can use longword copy.
 */
#define BitmapSize(w,h) (((((w) + 31) / 32) * 4) * (h))

static __inline void 
FreeVec (APTR memoryBlock)
{
  extern struct ExecBase * SysBase;
  register struct ExecBase *a6 __asm("a6") = SysBase;
  register APTR a1 __asm("a1") = memoryBlock;
  __asm __volatile ("jsr a6@(-0x2b2)"
  : /* no output */
  : "r" (a6), "r" (a1)
  : "a0","a1","d0","d1", "memory");
}

#define BP(fmt, args...) \
  do { \
     Printf("** " __FILE__ ":%ld: " fmt, __LINE__, ## args); \
     { \
	 register struct ExecBase *a6 __asm("a6") = SysBase; \
	 register unsigned long d0 __asm("d0") = (1<<14); \
         __asm __volatile ("jsr a6@(-0x13e)" \
			   : /* no output */ \
			   : "r" (a6), "r" (d0) \
			   : "a0","a1","d0","d1", "memory"); \
     } \
  } while (0)

#endif /* _AMIGA_H_ */