Always unpacking JVM native lib when using SNAPSHOT version (#1786)

Author: nhachicha

CHANGELOG.md

@@ -4,7 +4,7 @@
 - None.
 
 ### Enhancements
-- None.
+- Improved mechanism for unpacking of JVM native libs suitable for local development. (Issue [#1715](https://github.com/realm/realm-kotlin/issues/1715) [JIRA](https://jira.mongodb.org/browse/RKOTLIN-1065)).
 
 ### Fixed
 - None.

packages/cinterop/src/jvmMain/kotlin/io/realm/kotlin/jvm/SoLoader.kt

@@ -61,7 +61,7 @@ class SoLoader {
         // path should be <default user lib dir>/io.realm.kotlin/libraryVersion]/librealmffi.so
         // if the full path exists then load it otherwise unpack and load it.
         val libraryInstallationLocation: File = defaultAbsolutePath(libraryName)
-        if (!libraryInstallationLocation.exists()) {
+        if (!libraryInstallationLocation.exists() || SDK_VERSION.endsWith("-SNAPSHOT", ignoreCase = true)) {
             unpackAndInstall(libraryName, libraryInstallationLocation)
         }
         @Suppress("UnsafeDynamicallyLoadedCode")