Treat empty OPENSSL_LIBS as no libraries

1 files changed, 7 insertions, 1 deletions

diff --git a/openssl-sys/build/main.rs b/openssl-sys/build/main.rs
index 6fdeda78..df03e01f 100644
--- a/openssl-sys/build/main.rs
+++ b/openssl-sys/build/main.rs
@@ -85,7 +85,13 @@ fn main() {
 
     let libs_env = env("OPENSSL_LIBS");
     let libs = match libs_env.as_ref().and_then(|s| s.to_str()) {
-        Some(ref v) => v.split(':').collect(),
+        Some(ref v) => {
+            if v.is_empty() {
+                vec![]
+            } else {
+                v.split(':').collect()
+            }
+        }
         None => match version {
             Version::Openssl10x if target.contains("windows") => vec!["ssleay32", "libeay32"],
             Version::Openssl11x if target.contains("windows-msvc") => vec!["libssl", "libcrypto"],