From 687df82107478d8f37defd0e5a5c7c5f565992ff Mon Sep 17 00:00:00 2001
From: Jordan Harband <ljharb@gmail.com>
Date: Fri, 5 Sep 2014 00:43:12 -0700
Subject: [PATCH] Make `nvm copy-packages system` work.

---
 nvm.sh | 14 +++++++++++---
 1 file changed, 11 insertions(+), 3 deletions(-)

diff --git a/nvm.sh b/nvm.sh
index c17d0bc..d127da3 100644
--- a/nvm.sh
+++ b/nvm.sh
@@ -801,10 +801,18 @@ nvm() {
         return 2
       fi
 
-      local VERSION
-      VERSION="$(nvm_version "$PROVIDED_VERSION")"
       local INSTALLS
-      INSTALLS=$(nvm use "$VERSION" > /dev/null && npm list -g --depth=0 | tail -n +2 | \grep -o -e ' [^@]*' | cut -c 2- | \grep -v npm | xargs)
+      if [ "$PROVIDED_VERSION" = "system" ]; then
+        if ! nvm_has_system_node; then
+          echo 'No system version of node detected.' >&2
+          return 3
+        fi
+        INSTALLS=$(nvm deactivate > /dev/null && npm list -g --depth=0 | tail -n +2 | \grep -o -e ' [^@]*' | cut -c 2- | \grep -v npm | xargs)
+      else
+        local VERSION
+        VERSION="$(nvm_version "$PROVIDED_VERSION")"
+        INSTALLS=$(nvm use "$VERSION" > /dev/null && npm list -g --depth=0 | tail -n +2 | \grep -o -e ' [^@]*' | cut -c 2- | \grep -v npm | xargs)
+      fi
 
       echo "$INSTALLS" | xargs npm install -g --quiet
     ;;