using latest love-android @ changeset 8659be0e75a3

jni/love/src/common/int.h

@@ -21,6 +21,15 @@
 #ifndef LOVE_INT_H
 #define LOVE_INT_H
 
+// fixes compile errors of the form:
+// "error: expected unqualified-id before '__extension__'"
+#ifdef LOVE_ANDROID
+#include <sys/endian.h>
+#undef swap16
+#undef swap32
+#undef swap64
+#endif
+
 // C standard sized integer types.
 // This header was added to Visual studio in VS 2012, which is LOVE's current
 // minimum supported VS version (as of this comment's commit date.)
@@ -47,6 +56,27 @@ typedef uint32_t uint32;
 typedef int64_t int64;
 typedef uint64_t uint64;
 
+static inline uint16 swap16(uint16 x)
+{
+	return (x >> 8) | (x << 8);
+}
+
+static inline uint32 swap32(uint32 x)
+{
+	return ((x & 0x000000FF) << 24) |
+	       ((x & 0x0000FF00) <<  8) |
+	       ((x & 0x00FF0000) >>  8) |
+	       ((x & 0xFF000000) >> 24);
+}
+
+static inline uint64 swap64(uint64 x)
+{
+	return ((x << 56) & 0xFF00000000000000ULL) | ((x << 40) & 0x00FF000000000000ULL) |
+	       ((x << 24) & 0x0000FF0000000000ULL) | ((x <<  8) & 0x000000FF00000000ULL) |
+	       ((x >>  8) & 0x00000000FF000000ULL) | ((x >> 24) & 0x0000000000FF0000ULL) |
+	       ((x >> 40) & 0x000000000000FF00ULL) | ((x >> 56) & 0x00000000000000FFULL);
+}
+
 } // love
 
 #endif // LOVE_INT_H