42 lines
1.2 KiB
Nix
42 lines
1.2 KiB
Nix
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{
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lib,
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makeBinaryWrapper,
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writeShellApplication,
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bash,
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stdenv,
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}:
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{ defaultShellUtils }:
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let
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defaultShellPath = lib.makeBinPath defaultShellUtils;
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bashWithDefaultShellUtilsSh = writeShellApplication {
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name = "bash";
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runtimeInputs = defaultShellUtils;
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# Empty PATH in Nixpkgs Bash is translated to /no-such-path
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# On other distros empty PATH search fallback is looking in standard
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# locations like /bin,/usr/bin
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# For Bazel many rules rely on such search finding some common utils,
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# so we provide them in case rules or arguments didn't specify a precise PATH
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text = ''
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if [[ "$PATH" == "/no-such-path" ]]; then
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export PATH=${defaultShellPath}
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fi
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exec ${bash}/bin/bash "$@"
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'';
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};
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in
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{
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inherit defaultShellUtils defaultShellPath;
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# Script-based interpreters in shebangs aren't guaranteed to work,
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# especially on MacOS. So let's produce a binary
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bashWithDefaultShellUtils = stdenv.mkDerivation {
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name = "bash";
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src = bashWithDefaultShellUtilsSh;
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nativeBuildInputs = [ makeBinaryWrapper ];
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buildPhase = ''
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makeWrapper ${bashWithDefaultShellUtilsSh}/bin/bash $out/bin/bash
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'';
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};
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}
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