Add engine support for linux-gnu (#63)

* add engine support for linux-gnu

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

* address comment

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

* add blacklist os

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

* add blacklist os

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

* To check CI build info

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

* add comments

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

Author: hunterlxt

src/lib.rs

@@ -102,17 +102,20 @@ impl Build {
             // Nothing related to zlib please
             .arg("no-comp")
             .arg("no-zlib")
-            .arg("no-zlib-dynamic")
+            .arg("no-zlib-dynamic");
+
+        if target.contains("musl") || target.contains("windows") {
             // This actually fails to compile on musl (it needs linux/version.h
-            // right now) but we don't actually need this most of the time. This
-            // is intended for super-configurable backends and whatnot
-            // apparently but the whole point of this script is to produce a
-            // "portable" implementation of OpenSSL, so shouldn't be any harm in
-            // turning this off.
-            .arg("no-engine")
+            // right now) but we don't actually need this most of the time.
+            // API of engine.c ld fail in Windows.
+            configure.arg("no-engine");
+        }
+
+        if target.contains("musl") {
             // MUSL doesn't implement some of the libc functions that the async
             // stuff depends on, and we don't bind to any of that in any case.
-            .arg("no-async");
+            configure.arg("no-async");
+        }
 
         // On Android it looks like not passing no-stdio may cause a build
         // failure (#13), but most other platforms need it for things like