shifting logic around

Author: eed3si9n

src/main/java/org/scalasbt/ipcsocket/JNIUnixDomainSocketLibraryProvider.java

@@ -46,27 +46,24 @@ public int shutdown(int fd, int how) throws NativeErrorException {
 
   public int available(int fd) throws NativeErrorException {
     int result = availableNative(fd);
-    if (result < 0) {
-      if (pollRead(fd, 0)) {
-        return 1;
-      } else {
-        return 0;
-      }
+    if (result >= 0) {
+      return result;
+    } else if (pollRead(fd, 0)) {
+      return 1;
     } else {
-      return returnOrThrow(result, 0);
+      return 0;
     }
   }
 
   public boolean pollRead(int fd, int timeout) throws NativeErrorException {
     int result = pollReadNative(fd, timeout);
-    if (result < 0) {
-      returnOrThrow(result, 0);
-      return false;
-    }
     if (result == 0) {
       return false;
-    } else {
+    } else if (result > 0) {
       return true;
+    } else {
+      returnOrThrow(result, 0);
+      return false;
     }
   }