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// Separated from linux which has support for huge pages.
//go:build darwin || freebsd || netbsd || dragonfly || solaris
package platform
import "syscall"
func mmapCodeSegment(size int) ([]byte, error) {
prot := syscall.PROT_READ | syscall.PROT_WRITE
if noopMprotectRX {
prot = syscall.PROT_READ | syscall.PROT_WRITE | syscall.PROT_EXEC
}
return syscall.Mmap(
-1,
0,
size,
prot,
// Anonymous as this is not an actual file, but a memory,
// Private as this is in-process memory region.
syscall.MAP_ANON|syscall.MAP_PRIVATE,
)
}
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