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Diffstat (limited to 'libgo/go/runtime/cgocallback.go')
-rw-r--r-- | libgo/go/runtime/cgocallback.go | 40 |
1 files changed, 0 insertions, 40 deletions
diff --git a/libgo/go/runtime/cgocallback.go b/libgo/go/runtime/cgocallback.go deleted file mode 100644 index 2c89143208a..00000000000 --- a/libgo/go/runtime/cgocallback.go +++ /dev/null @@ -1,40 +0,0 @@ -// Copyright 2011 The Go Authors. All rights reserved. -// Use of this source code is governed by a BSD-style -// license that can be found in the LICENSE file. - -package runtime - -import "unsafe" - -// These functions are called from C code via cgo/callbacks.c. - -// Allocate memory. This allocates the requested number of bytes in -// memory controlled by the Go runtime. The allocated memory will be -// zeroed. You are responsible for ensuring that the Go garbage -// collector can see a pointer to the allocated memory for as long as -// it is valid, e.g., by storing a pointer in a local variable in your -// C function, or in memory allocated by the Go runtime. If the only -// pointers are in a C global variable or in memory allocated via -// malloc, then the Go garbage collector may collect the memory. -// -// TODO(rsc,iant): This memory is untyped. -// Either we need to add types or we need to stop using it. - -func _cgo_allocate_internal(len uintptr) unsafe.Pointer { - if len == 0 { - len = 1 - } - ret := unsafe.Pointer(&make([]unsafe.Pointer, (len+ptrSize-1)/ptrSize)[0]) - c := new(cgomal) - c.alloc = ret - gp := getg() - c.next = gp.m.cgomal - gp.m.cgomal = c - return ret -} - -// Panic. - -func _cgo_panic_internal(p *byte) { - panic(gostringnocopy(p)) -} |