nix-helpers: f78f510309e9f4e746c548cc0f8f04ce5aa583c1

     1: # Check whether the given package provides the given binary
     2: { die, runCommand }:
     3: 
     4: pkg: bin:
     5: assert builtins.isString bin || die {
     6:   inherit bin pkg;
     7:   error = "bin must be a string";
     8: };
     9: runCommand "have-binary-${bin}" {
    10:   inherit bin;
    11:   buildInputs = [ pkg ];
    12: } ''
    13:   command -v "$bin" || exit 1
    14:   echo pass > "$out"
    15: ''