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/*
* Standalone C run-time kernel.
* Copyright (C) 1991 Advanced RISC Machines Limited.
*/
#ifndef __rtstand_h
#define __rtstand_h
extern void __rt_exit(int /* code */); /*
* Terminate execution; equivalent to returning from main.
* NOTE: all other details are determined by your implementation.
*/
typedef struct {unsigned errnum; char errmess[252];} __rt_error;
typedef struct {int r[16];} __rt_registers;
extern void __err_handler(__rt_error *, __rt_registers *);
extern int __rt_fpavailable(void);
/*
* Return non-0 iff there is support for the floating-point instruction set.
*/
extern unsigned __rt_alloc(unsigned /*minwords*/, void ** /*block*/);
/*
* Tries to allocate a block of sensible size >= minwords. Failing that,
* it allocates the largest possible block (may have size zero).
* Sensible size is determined by your implementation (default: 256 words).
* *block is set to a pointer to the start of the allocated block
* (NULL if 'a block of size zero' has been allocated).
*/
#ifdef __JMP_BUF_SIZE
typedef int jmp_buf[__JMP_BUF_SIZE];
#else
typedef int jmp_buf[22]; /* size suitable for the ARM */
#endif /* an array type suitable for holding the data */
/* needed to restore a calling environment. */
#ifdef __STDC__
/* setjmp is a macro so that it cannot be used other than directly called. */
/* NB that ANSI declare that anyone who undefined the setjmp macro or uses */
/* (or defines) the name setjmp without including this header will get */
/* what they deserve. NOTE: -pcc mode doesn't allow circular definitions...*/
#define setjmp(jmp_buf) (setjmp(jmp_buf))
#endif
extern int setjmp(jmp_buf /*env*/);
extern int longjmp(jmp_buf /*env*/, int /*val*/);
typedef unsigned int size_t; /* others (e.g. <stdio.h>) define */
extern void *__rt_memmove(void * /*s1*/, const void * /*s2*/, size_t /*n*/);
#endif
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