| // Copyright 2015 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. | |
| //go:build (linux && (amd64 || arm64 || loong64 || riscv64)) || (freebsd && amd64) | |
| package cgo | |
| // Import "unsafe" because we use go:linkname. | |
| import _ "unsafe" | |
| // When using cgo, call the C library for mmap, so that we call into | |
| // any sanitizer interceptors. This supports using the memory | |
| // sanitizer with Go programs. The memory sanitizer only applies to | |
| // C/C++ code; this permits that code to see the Go code as normal | |
| // program addresses that have been initialized. | |
| // To support interceptors that look for both mmap and munmap, | |
| // also call the C library for munmap. | |
| //go:cgo_import_static x_cgo_mmap | |
| //go:linkname x_cgo_mmap x_cgo_mmap | |
| //go:linkname _cgo_mmap _cgo_mmap | |
| var x_cgo_mmap byte | |
| var _cgo_mmap = &x_cgo_mmap | |
| //go:cgo_import_static x_cgo_munmap | |
| //go:linkname x_cgo_munmap x_cgo_munmap | |
| //go:linkname _cgo_munmap _cgo_munmap | |
| var x_cgo_munmap byte | |
| var _cgo_munmap = &x_cgo_munmap |