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-rw-r--r--pkgs/build-support/setup-hooks/make-wrapper.sh10
1 files changed, 10 insertions, 0 deletions
diff --git a/pkgs/build-support/setup-hooks/make-wrapper.sh b/pkgs/build-support/setup-hooks/make-wrapper.sh
index 01410828d39d..ab24fb38b29e 100644
--- a/pkgs/build-support/setup-hooks/make-wrapper.sh
+++ b/pkgs/build-support/setup-hooks/make-wrapper.sh
@@ -48,6 +48,16 @@ makeWrapper() {
             value="${params[$((n + 2))]}"
             n=$((n + 2))
             echo "export $varName=${value@Q}" >> "$wrapper"
+        elif [[ "$p" == "--set-default" ]]; then
+            varName="${params[$((n + 1))]}"
+            value="${params[$((n + 2))]}"
+            n=$((n + 2))
+            echo "export $varName=\${$varName-${value@Q}}" >> "$wrapper"
+        elif [[ "$p" == "--set-eval" ]]; then
+            varName="${params[$((n + 1))]}"
+            value="${params[$((n + 2))]}"
+            n=$((n + 2))
+            echo "export $varName=\$(eval echo ${value@Q})" >> "$wrapper"
         elif [[ "$p" == "--unset" ]]; then
             varName="${params[$((n + 1))]}"
             n=$((n + 1))