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-rw-r--r--pkgs/build-support/rust/hooks/cargo-build-hook.sh11
1 files changed, 9 insertions, 2 deletions
diff --git a/pkgs/build-support/rust/hooks/cargo-build-hook.sh b/pkgs/build-support/rust/hooks/cargo-build-hook.sh
index ed982c7ff30a3..26dde914f22aa 100644
--- a/pkgs/build-support/rust/hooks/cargo-build-hook.sh
+++ b/pkgs/build-support/rust/hooks/cargo-build-hook.sh
@@ -25,14 +25,21 @@ cargoBuildHook() {
     fi
 
     if [ -n "${cargoBuildFeatures-}" ]; then
-        cargoBuildFeaturesFlag="--features=${cargoBuildFeatures// /,}"
+        if [ -n "$__structuredAttrs" ]; then
+            OLDIFS="$IFS"
+            IFS=','; cargoBuildFeaturesFlag="--features=${cargoBuildFeatures[*]}"
+            IFS="$OLDIFS"
+            unset OLDIFS
+        else
+            cargoBuildFeaturesFlag="--features=${cargoBuildFeatures// /,}"
+        fi
     fi
 
     (
     set -x
     @setEnv@ cargo build -j $NIX_BUILD_CORES \
         --target @rustHostPlatformSpec@ \
-        --frozen \
+        --offline \
         ${cargoBuildProfileFlag} \
         ${cargoBuildNoDefaultFeaturesFlag} \
         ${cargoBuildFeaturesFlag} \