Mark PG_MODULE_MAGIC and PG_FUNCTION_INFO_V1 with PGDLLEXPORT

independently from BUILDING_DLL. It is always __declspec(dllexport).

src/include/c.h

@@ -12,7 +12,7 @@
  * Portions Copyright (c) 1996-2010, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
- * $PostgreSQL: pgsql/src/include/c.h,v 1.240 2010/02/26 02:01:20 momjian Exp $
+ * $PostgreSQL: pgsql/src/include/c.h,v 1.241 2010/05/27 07:59:48 itagaki Exp $
  *
  *-------------------------------------------------------------------------
  */
@@ -784,8 +784,12 @@ extern int	vsnprintf(char *str, size_t count, const char *fmt, va_list args);
 #define memmove(d, s, c)		bcopy(s, d, c)
 #endif
 
+/* no special DLL markers on most ports */
 #ifndef PGDLLIMPORT
-#define PGDLLIMPORT				/* no special DLL markers on most ports */
+#define PGDLLIMPORT
+#endif
+#ifndef PGDLLEXPORT
+#define PGDLLEXPORT
 #endif
 
 /*

src/include/fmgr.h

@@ -11,7 +11,7 @@
  * Portions Copyright (c) 1996-2010, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
- * $PostgreSQL: pgsql/src/include/fmgr.h,v 1.65 2010/02/26 02:01:20 momjian Exp $
+ * $PostgreSQL: pgsql/src/include/fmgr.h,v 1.66 2010/05/27 07:59:48 itagaki Exp $
  *
  *-------------------------------------------------------------------------
  */
@@ -328,7 +328,7 @@ typedef const Pg_finfo_record *(*PGFInfoFunction) (void);
  *	doesn't hurt to add PGDLLIMPORT in case they don't.
  */
 #define PG_FUNCTION_INFO_V1(funcname) \
-extern PGDLLIMPORT const Pg_finfo_record * CppConcat(pg_finfo_,funcname)(void); \
+extern PGDLLEXPORT const Pg_finfo_record * CppConcat(pg_finfo_,funcname)(void); \
 const Pg_finfo_record * \
 CppConcat(pg_finfo_,funcname) (void) \
 { \
@@ -397,7 +397,7 @@ typedef const Pg_magic_struct *(*PGModuleMagicFunction) (void);
 #define PG_MAGIC_FUNCTION_NAME_STRING "Pg_magic_func"
 
 #define PG_MODULE_MAGIC \
-extern PGDLLIMPORT const Pg_magic_struct *PG_MAGIC_FUNCTION_NAME(void); \
+extern PGDLLEXPORT const Pg_magic_struct *PG_MAGIC_FUNCTION_NAME(void); \
 const Pg_magic_struct * \
 PG_MAGIC_FUNCTION_NAME(void) \
 { \

src/include/port/cygwin.h

-/* $PostgreSQL: pgsql/src/include/port/cygwin.h,v 1.7 2007/07/25 12:22:53 mha Exp $ */
+/* $PostgreSQL: pgsql/src/include/port/cygwin.h,v 1.8 2010/05/27 07:59:48 itagaki Exp $ */
 
 #include <cygwin/version.h>
 
@@ -17,5 +17,6 @@
 #define PGDLLIMPORT __declspec (dllexport)
 #else
 #define PGDLLIMPORT __declspec (dllimport)
-
 #endif
+
+#define PGDLLEXPORT __declspec (dllexport)

src/include/port/win32.h

-/* $PostgreSQL: pgsql/src/include/port/win32.h,v 1.93 2010/02/16 19:26:02 mha Exp $ */
+/* $PostgreSQL: pgsql/src/include/port/win32.h,v 1.94 2010/05/27 07:59:48 itagaki Exp $ */
 
 #if defined(_MSC_VER) || defined(__BORLANDC__)
 #define WIN32_ONLY_COMPILER
@@ -57,9 +57,12 @@
 #else							/* not BUILDING_DLL */
 #define PGDLLIMPORT __declspec (dllimport)
 #endif
-#else							/* not CYGWIN, not MSVC, not MingW */
 
+#define PGDLLEXPORT __declspec (dllexport)
+
+#else							/* not CYGWIN, not MSVC, not MingW */
 #define PGDLLIMPORT
+#define PGDLLEXPORT
 #endif