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iovisor / gobpf

Go bindings for creating BPF programs.
Apache License 2.0
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Defining SO_ATTACH_BPF and SO_DETACH_BPF to fix go build and go install on RHEL7 OS. #328

Open fanfanbj opened 1 year ago

fanfanbj commented 1 year ago

Fix go build failure issue on RHEL7 OS. The error message shows as below:

$ go build -a ./elf/ github.com/iovisor/gobpf/elf elf/module.go: In function 'bpf_attach_socket': elf/module.go:96:38: error: 'SO_ATTACH_BPF' undeclared (first use in this function) return setsockopt(sock, SOL_SOCKET, SO_ATTACH_BPF, &fd, sizeof(fd)); ^ elf/module.go:96:38: note: each undeclared identifier is reported only once for each function it appears in elf/module.go: In function 'bpf_detach_socket': elf/module.go:101:38: error: 'SO_DETACH_BPF' undeclared (first use in this function) return setsockopt(sock, SOL_SOCKET, SO_DETACH_BPF, &fd, sizeof(fd));