tjh.dev
1{ stdenv
2, runCommand
3, makeBinaryWrapper
4, binutils
5, lib
6, expectedArch ? stdenv.hostPlatform.parsed.cpu.name
7}:
8
9
10runCommand "make-binary-wrapper-test-cross" {
11 nativeBuildInputs = [
12 makeBinaryWrapper
13 binutils
14 ];
15 # For x86_64-linux the machine field is
16 # Advanced Micro Devices X86-64
17 # and uses a dash instead of a underscore unlike x86_64-linux in hostPlatform.parsed.cpu.name
18 expectedArch = lib.replaceStrings ["_"] ["-"] expectedArch;
19} ''
20 touch prog
21 chmod +x prog
22 makeWrapper prog $out
23 read -r _ arch < <($READELF --file-header $out | grep Machine:)
24 if [[ ''${arch,,} != *"''${expectedArch,,}"* ]]; then
25 echo "expected $expectedArch, got $arch"
26 exit 1
27 fi
28''