From 878476a397548eefef7f2805d3bee260ff1dbdce Mon Sep 17 00:00:00 2001
From: q66 <daniel@octaforge.org>
Date: Wed, 27 Apr 2016 01:17:26 +0100
Subject: [PATCH] use int for sdl1 mode and report size

---
 ostd/ext/sdl_rwops.hh | 24 +++++++++++++++++-------
 1 file changed, 17 insertions(+), 7 deletions(-)

diff --git a/ostd/ext/sdl_rwops.hh b/ostd/ext/sdl_rwops.hh
index d8815ce..49f5ca0 100644
--- a/ostd/ext/sdl_rwops.hh
+++ b/ostd/ext/sdl_rwops.hh
@@ -18,29 +18,39 @@
 namespace ostd {
 namespace sdl {
 
+#ifdef OSTD_EXT_SDL_USE_SDL1
+using SDLRWopsOffset = int;
+#else
+using SDLRWopsOffset = Int64;
+#endif
+
 inline SDL_RWops *stream_to_rwops(Stream &s) {
     SDL_RWops *rwr = SDL_AllocRW();
     if (!rwr) {
         return nullptr;
     }
     rwr->hidden.unknown.data1 = &s;
-    rwr->seek = [](SDL_RWops *rw, Int64 pos, int whence) -> Int64 {
+    rwr->size = [](SDL_RWops *rw) -> SDLRWopsOffset {
+        Stream *is = (Stream *)rw->hidden.unknown.data1;
+        return (SDLRWopsOffset)is->size();
+    };
+    rwr->seek = [](SDL_RWops *rw, SDLRWopsOffset pos, int whence) -> SDLRWopsOffset {
         Stream *is = (Stream *)rw->hidden.unknown.data1;
         if (!pos && whence == SEEK_CUR)
-            return (Int64)is->tell();
+            return (SDLRWopsOffset)is->tell();
         if (is->seek(((StreamOffset)pos, (StreamSeek)whence))
-            return (Int64)is->tell();
+            return (SDLRWopsOffset)is->tell();
         return -1;
-    }
+    };
     rwr->read = [](SDL_RWops *rw, void *buf, Size size, Size nb) -> Size {
         Stream *is = (Stream *)rw->hidden.unknown.data1;
         return is->read_bytes(buf, size * nb) / size;
-    }
+    };
     rwr->write = [](SDL_RWops *rw, const void *buf, Size size, Size nb) -> Size {
         Stream *is = (Stream *)rw->hidden.unknown.data1;
         return is->write_bytes(buf, size * nb) / size;
-    }
-    rwr->close = [](SDL_RWops *) -> int { return 0; }
+    };
+    rwr->close = [](SDL_RWops *) -> int { return 0; };
     return rwr;
 }