Interaction with C and C++

Interacting with C

The cgo program provides the mechanism for FFI-support (Foreign Function Interface) to allow safe calling of C libraries from Go code. Here is the link to the primary cgo documentation. The cgo replaces the normal Go-compilers, and it outputs Go and C files that can be combined into a single Go package. It is good practice to combine the calls to C in a separate package. The following import is then necessary in your Go program:

import "C"

and usually also:

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