ioapi: fix for libretro

finalburnneo · Oct 3, 2024 · da0f5f3 · da0f5f3
1 parent 4b972e7
commit da0f5f3
Showing 1 changed file with 9 additions and 0 deletions.
diff --git a/src/burner/ioapi.c b/src/burner/ioapi.c
@@ -14,9 +14,18 @@
         #define _CRT_SECURE_NO_WARNINGS
 #endif
 
+#if (defined(__APPLE__) || defined(IOAPI_NO_64) || defined(__HAIKU__) || defined(MINIZIP_FOPEN_NO_64)) && !defined(__LIBRETRO__)
+// In darwin and perhaps other BSD variants off_t is a 64 bit value, hence no need for specific 64 bit functions
+#define FOPEN_FUNC(filename, mode) fopen(filename, mode)
+#define FTELLO_FUNC(stream) ftello(stream)
+#define FSEEKO_FUNC(stream, offset, origin) fseeko(stream, offset, origin)
+#else
+// note: In libretro, we want to always use fopen64/ftello64/fseeko64, which are redirecting to fopen/ftell/fseek becausee we force USE_FILE32API,
+//       themselves redirecting to libretro's "file_stream_transform" abstraction layer. As of 2024-10-03, they don't have implementations for ftello/fseeko yet.
 #define FOPEN_FUNC(filename, mode) fopen64(filename, mode)
 #define FTELLO_FUNC(stream) ftello64(stream)
 #define FSEEKO_FUNC(stream, offset, origin) fseeko64(stream, offset, origin)
+#endif
 
 
 #include "ioapi.h"