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haskellPackages.nix-paths: fix after upload of nix hackage package #457300

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Merged
sternenseemann merged 2 commits into from
Oct 31, 2025
Merged

haskellPackages.nix-paths: fix after upload of nix hackage package #457300

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2d2cef0
haskellPackages.nix-paths: provide pkgs.nix for libraryToolDepends
sternenseemann Oct 31, 2025
966cfdb
haskellPackages.nix-paths:don't use build tools when cross compiling
sternenseemann Oct 31, 2025
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25 changes: 25 additions & 0 deletions pkgs/development/haskell-modules/configuration-common.nix
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Original file line number Diff line number Diff line change
Expand Up @@ -652,6 +652,31 @@ with haskellLib;
# https://github.com/awakesecurity/nix-graph/issues/5
nix-graph = doJailbreak super.nix-graph;

# Pass in `pkgs.nix` for the required tools. This means that overriding
# them sort of works, but only if you override all instances.
nix-paths =
if pkgs.stdenv.hostPlatform == pkgs.stdenv.buildPlatform then
super.nix-paths.override {
nix-build = pkgs.nix;
nix-env = pkgs.nix;
nix-hash = pkgs.nix;
nix-instantiate = pkgs.nix;
nix-store = pkgs.nix;
}
else
# When cross-compiling, nix-paths won't be able to detect
# the path to the (host) tools at build time from PATH,
# so we instruct it to check at runtime.
enableCabalFlag "allow-relative-paths" (
super.nix-paths {
nix-build = null;
nix-env = null;
nix-hash = null;
nix-instantiate = null;
nix-store = null;
}
);

# Fix `mv` not working on directories
turtle = appendPatches [
(pkgs.fetchpatch {
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