ebd4619053
This change adds a flag to update shebang paths that point to the Nix store. This is particularly useful when a cross-compiled package uses same script at compile-time and run-time, but the interpreter must be changed since hostPlatform != buildPlatform.
116 lines
3.0 KiB
Nix
116 lines
3.0 KiB
Nix
{ lib, stdenv, pkgs }:
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# since the tests are using a early stdenv, the stdenv will have dontPatchShebangs=1, so it has to be unset
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# https://github.com/NixOS/nixpkgs/blob/768a982bfc9d29a6bd3beb963ed4b054451ce3d0/pkgs/stdenv/linux/default.nix#L148-L153
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# strictDeps has to be disabled because the shell isn't in buildInputs
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let
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tests = {
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bad-shebang = stdenv.mkDerivation {
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name = "bad-shebang";
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strictDeps = false;
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dontUnpack = true;
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installPhase = ''
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mkdir -p $out/bin
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echo "#!/bin/bash" > $out/bin/test
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echo "echo -n hello" >> $out/bin/test
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chmod +x $out/bin/test
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dontPatchShebangs=
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'';
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passthru = {
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assertion = "grep '^#!${stdenv.shell}' $out/bin/test > /dev/null";
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};
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};
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ignores-nix-store = stdenv.mkDerivation {
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name = "ignores-nix-store";
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strictDeps = false;
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dontUnpack = true;
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installPhase = ''
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mkdir -p $out/bin
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echo "#!$NIX_STORE/path/to/bash" > $out/bin/test
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echo "echo -n hello" >> $out/bin/test
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chmod +x $out/bin/test
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dontPatchShebangs=
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'';
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passthru = {
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assertion = "grep \"^#!$NIX_STORE/path/to/bash\" $out/bin/test > /dev/null";
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};
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};
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updates-nix-store = stdenv.mkDerivation {
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name = "updates-nix-store";
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strictDeps = false;
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dontUnpack = true;
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installPhase = ''
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mkdir -p $out/bin
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echo "#!$NIX_STORE/path/to/bash" > $out/bin/test
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echo "echo -n hello" >> $out/bin/test
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chmod +x $out/bin/test
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patchShebangs --update $out/bin/test
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dontPatchShebangs=1
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'';
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passthru = {
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assertion = "grep '^#!${stdenv.shell}' $out/bin/test > /dev/null";
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};
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};
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split-string = stdenv.mkDerivation {
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name = "split-string";
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strictDeps = false;
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dontUnpack = true;
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installPhase = ''
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mkdir -p $out/bin
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echo "#!/usr/bin/env -S bash --posix" > $out/bin/test
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echo "echo -n hello" >> $out/bin/test
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chmod +x $out/bin/test
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dontPatchShebangs=
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'';
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passthru = {
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assertion = "grep -v '^#!${pkgs.coreutils}/bin/env -S ${stdenv.shell} --posix' $out/bin/test > /dev/null";
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};
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};
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};
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in
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stdenv.mkDerivation {
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name = "test-patch-shebangs";
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passthru = { inherit (tests) bad-shebang ignores-nix-store updates-nix-store split-string; };
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buildCommand = ''
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validate() {
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local name=$1
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local testout=$2
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local assertion=$3
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echo -n "... $name: " >&2
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local rc=0
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(out=$testout eval "$assertion") || rc=1
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if [ "$rc" -eq 0 ]; then
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echo "yes" >&2
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else
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echo "no" >&2
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fi
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return "$rc"
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}
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echo "checking whether patchShebangs works properly... ">&2
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fail=
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${lib.concatStringsSep "\n" (lib.mapAttrsToList (_: test: ''
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validate "${test.name}" "${test}" ${lib.escapeShellArg test.assertion} || fail=1
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'') tests)}
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if [ "$fail" ]; then
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echo "failed"
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exit 1
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else
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echo "succeeded"
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touch $out
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fi
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'';
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}
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