Update snp_function_declarations.sh

Signed-off-by: LakshmiSaiHarika <[email protected]>

.github/workflows/snp_function_declarations.sh

@@ -7,3 +7,13 @@ if ! sudo dmesg | grep -i "SEV-SNP enabled" 2>&1 >/dev/null; then
   return 1
 fi
 }
+
+check_rust_on_host() {
+  # Install Rust on the host
+  source "${HOME}/.cargo/env" 2>/dev/null || true
+  if ! command -v rustc &> /dev/null; then
+    echo "Installing Rust..."
+    curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs -sSf | sh -s -- -y
+    source "${HOME}/.cargo/env" 2>/dev/null
+  fi
+}