compilation fix for DJGPP

[wxWidgets.git] / src / jpeg / jmorecfg.h

diff --git a/src/jpeg/jmorecfg.h b/src/jpeg/jmorecfg.h
index 54e85ec823534881b10207e896a0dac517370e40..e5ecc5844196164c7364581ae37a3886d431b695 100644 (file)
--- a/src/jpeg/jmorecfg.h
+++ b/src/jpeg/jmorecfg.h
@@ -155,18 +155,38 @@ typedef unsigned int UINT16;
 typedef short INT16;
 #endif
 
+#if defined( __GNUWIN32__ ) || defined( __MINGW32__ ) || defined( __CYGWIN__ )
+#include <wx/msw/gccpriv.h>
+#else
+#undef wxCHECK_W32API_VERSION
+#define wxCHECK_W32API_VERSION(maj, min) (0)
+#endif
+
 /* INT32 must hold at least signed 32-bit values. */
 
-/* Modified JACS 23/4/99. 1200 means VC++ 6 */
-#if !defined(XMD_H) && !(_MSC_VER >= 1200)                     /* X11/xmd.h correctly defines INT32 */
-typedef long INT32;
+/* you may define INT32_DEFINED if it is already defined somewhere */
+#ifndef INT32_DEFINED
+#ifdef XMD_H
+/* X11/xmd.h correctly defines INT32 */
+#define INT32_DEFINED
+#elif (_MSC_VER >= 1200) || (__BORLANDC__ >= 0x550) \
+      || wxCHECK_W32API_VERSION( 0, 5 ) \
+      || ((defined(__MINGW32__) || defined(__CYGWIN__)) \
+      && ((__GNUC__>2) || ((__GNUC__==2) && (__GNUC_MINOR__>95)))) \
+      || (defined(__MWERKS__) && defined(__WXMSW__))
+
+/* INT32 is defined in windows.h  for these compilers */
+#define INT32_DEFINED
+#include <windows.h>
 #endif
+#endif /* !INT32_DEFINED */
 
-/* Added JACS 23/4/99, to get INT32 definition */
-#if (_MSC_VER >= 1200)
-#include <windows.h>
+#ifndef INT32_DEFINED
+typedef long INT32;
 #endif
 
+#undef INT32_DEFINED
+
 /* Datatype used for image dimensions.  The JPEG standard only supports
  * images up to 64K*64K due to 16-bit fields in SOF markers.  Therefore
  * "unsigned int" is sufficient on all machines.  However, if you need to
@@ -186,7 +206,7 @@ typedef unsigned int JDIMENSION;
  * or code profilers that require it.
  */
 
-#if defined(__VISAGECPP__)
+#if defined(__VISAGECPP__) /* need this for /common/imagjpeg.obj but not loclly */
 /* a function called through method pointers: */
 #define METHODDEF(type)                static type _Optlink
 /* a function used only in its module: */
@@ -206,20 +226,28 @@ typedef unsigned int JDIMENSION;
 #define EXTERN(type)           extern type
 #endif
 
-
-
 /* This macro is used to declare a "method", that is, a function pointer.
  * We want to supply prototype parameters if the compiler can cope.
  * Note that the arglist parameter must be parenthesized!
  * Again, you can customize this if you need special linkage keywords.
  */
 
+#if defined(__VISAGECPP__) /* need this for /common/imagjpeg.obj but not loclly */
+#ifdef HAVE_PROTOTYPES
+#define JMETHOD(type,methodname,arglist)  type (_Optlink *methodname) arglist
+#else
+#define JMETHOD(type,methodname,arglist)  type (_Optlink *methodname) ()
+#endif
+
+#else
+
 #ifdef HAVE_PROTOTYPES
 #define JMETHOD(type,methodname,arglist)  type (*methodname) arglist
 #else
 #define JMETHOD(type,methodname,arglist)  type (*methodname) ()
 #endif
 
+#endif
 
 /* Here is the pseudo-keyword for declaring pointers that must be "far"
  * on 80x86 machines.  Most of the specialized coding for 80x86 is handled
@@ -230,8 +258,10 @@ typedef unsigned int JDIMENSION;
 #ifdef NEED_FAR_POINTERS
 #define FAR  far
 #else
+#ifndef FAR
 #define FAR
 #endif
+#endif
 
 
 /*