95 lines
2.6 KiB
C
95 lines
2.6 KiB
C
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/* go-panic.h -- declare the go panic functions.
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Copyright 2009 The Go Authors. All rights reserved.
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Use of this source code is governed by a BSD-style
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license that can be found in the LICENSE file. */
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#ifndef LIBGO_GO_PANIC_H
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#define LIBGO_GO_PANIC_H
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#include "interface.h"
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struct __go_string;
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struct __go_type_descriptor;
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struct __go_defer_stack;
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/* The stack of panic calls. */
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struct __go_panic_stack
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{
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/* The next entry in the stack. */
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struct __go_panic_stack *__next;
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/* The value associated with this panic. */
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struct __go_empty_interface __arg;
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/* Whether this panic has been recovered. */
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_Bool __was_recovered;
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/* Whether this panic was pushed on the stack because of an
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exception thrown in some other language. */
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_Bool __is_foreign;
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};
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/* The panic and defer stacks, grouped together into a single thread
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local variable for convenience for systems without TLS. */
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struct __go_panic_defer_struct
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{
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/* The list of defers to execute. */
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struct __go_defer_stack *__defer;
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/* The list of currently active panics. There will be more than one
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if a deferred function calls panic. */
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struct __go_panic_stack *__panic;
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/* The current exception being thrown when unwinding after a call to
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panic . This is really struct _UnwindException *. */
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void *__exception;
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/* Whether the current exception is from some other language. */
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_Bool __is_foreign;
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};
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#ifdef __rtems__
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#define __thread
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#endif
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extern __thread struct __go_panic_defer_struct *__go_panic_defer;
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#ifdef __rtems__
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#undef __thread
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#endif
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extern void __go_panic (struct __go_empty_interface)
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__attribute__ ((noreturn));
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extern void __go_panic_msg (const char* msg)
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__attribute__ ((noreturn));
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extern void __go_print_string (struct __go_string);
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extern struct __go_empty_interface __go_recover (void);
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extern void __go_unwind_stack (void);
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/* Functions defined in libgo/go/runtime/error.go. */
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extern void newTypeAssertionError(const struct __go_type_descriptor *pt1,
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const struct __go_type_descriptor *pt2,
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const struct __go_type_descriptor *pt3,
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const struct __go_string *ps1,
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const struct __go_string *ps2,
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const struct __go_string *ps3,
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const struct __go_string *pmeth,
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struct __go_empty_interface *ret)
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__asm__ ("libgo_runtime.runtime.NewTypeAssertionError");
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extern void newErrorString(struct __go_string, struct __go_empty_interface *)
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__asm__ ("libgo_runtime.runtime.NewErrorString");
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extern void printany(struct __go_empty_interface)
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__asm__ ("libgo_runtime.runtime.Printany");
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#endif /* !defined(LIBGO_GO_PANIC_H) */
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