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-rw-r--r--scripts/install-nix-from-closure.sh34
1 files changed, 34 insertions, 0 deletions
diff --git a/scripts/install-nix-from-closure.sh b/scripts/install-nix-from-closure.sh
new file mode 100644
index 000000000000..41e596e5fffd
--- /dev/null
+++ b/scripts/install-nix-from-closure.sh
@@ -0,0 +1,34 @@
+#! /bin/sh -e
+
+nix=@nix@
+regInfo=@regInfo@
+
+if ! $nix/bin/nix-store --load-db < $regInfo; then
+    echo "$0: unable to register valid paths"
+    exit 1
+fi
+
+. @nix@/etc/profile.d/nix.sh
+
+if ! $nix/bin/nix-env -i @nix@; then
+    echo "$0: unable to install Nix into your default profile"
+    exit 1
+fi
+
+# Add nix.sh to the shell's profile.d directory.
+p=$NIX_LINK/etc/profile.d/nix.sh
+
+if [ -w /etc/profile.d ]; then
+    ln -s $p /etc/profile.d/
+elif [ -w /usr/local/etc/profile.d ]; then
+    ln -s $p /usr/local/etc/profile.d/
+else
+    cat <<EOF
+Installation finished.  To ensure that the necessary environment
+variables are set, please add the line
+
+  source $p
+
+to your shell profile (e.g. ~/.profile).
+EOF
+fi
\ No newline at end of file