libidn2: hack to avoid referencing bootstrap tools

Due to bootstrap tools getting purged from closure of libidn2.dev,
a very large rebuild is caused.

1 files changed, 9 insertions, 1 deletions

diff --git a/pkgs/stdenv/linux/default.nix b/pkgs/stdenv/linux/default.nix
index 64c21fa105d42..d5b220b8520a7 100644
--- a/pkgs/stdenv/linux/default.nix
+++ b/pkgs/stdenv/linux/default.nix
@@ -432,8 +432,16 @@ in
         inherit (prevStage)
           gzip bzip2 xz bash coreutils diffutils findutils gawk
           gnumake gnused gnutar gnugrep gnupatch patchelf
-          attr acl zlib pcre libunistring libidn2;
+          attr acl zlib pcre libunistring;
         ${localSystem.libc} = getLibc prevStage;
+
+        # Hack: avoid libidn2.{bin,dev} referencing bootstrap tools.  There's a logical cycle.
+        libidn2 = import ../../development/libraries/libidn2/no-bootstrap-reference.nix {
+          inherit lib;
+          inherit (prevStage) libidn2;
+          inherit (self) stdenv runCommandLocal patchelf libunistring;
+        };
+
       } // lib.optionalAttrs (super.stdenv.targetPlatform == localSystem) {
         # Need to get rid of these when cross-compiling.
         inherit (prevStage) binutils binutils-unwrapped;