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-rw-r--r--common/scummsys.h15
1 files changed, 13 insertions, 2 deletions
diff --git a/common/scummsys.h b/common/scummsys.h
index 947d9d5d51..e8bdb9ddac 100644
--- a/common/scummsys.h
+++ b/common/scummsys.h
@@ -55,10 +55,21 @@
// SCUMMVM_USE_LONG_INT
// - Define this if your port needs to use 'long' for the int32 datatype
// (i.e. an integer with exactly 32 bits).
+// SCUMMVM_DONT_DEFINE_TYPES
+// - Define this if you need to provide your own typedefs, e.g. because your
+// system headers conflict with our typenames, or because you have odd
+// type requirements.
// SMALL_SCREEN_DEVICE
// - ...
// ...
+// We define all types in config.h, so we don't want to typedef those types
+// here again!
+#ifdef HAVE_CONFIG_H
+#define SCUMMVM_DONT_DEFINE_TYPES
+#endif
+
+
#if defined(_MSC_VER) && !defined(__SYMBIAN32__)
#define scumm_stricmp stricmp
@@ -357,9 +368,9 @@
//
-// Typedef our system types unless they were already set by config.h
+// Typedef our system types unless SCUMMVM_DONT_DEFINE_TYPES is set.
//
-#ifndef HAVE_CONFIG_H
+#ifndef SCUMMVM_DONT_DEFINE_TYPES
typedef unsigned char byte;
typedef unsigned char uint8;