X-Git-Url: https://perl5.git.perl.org/perl5.git/blobdiff_plain/4633a7c4bad06b471d9310620b7fe8ddd158cccd..5f37c4c6e33395fdc40a8fea472b2584adf92164:/INTERN.h

diff --git a/INTERN.h b/INTERN.h
index d89d2e6..da3057a 100644
--- a/INTERN.h
+++ b/INTERN.h
@@ -1,6 +1,7 @@
 /*    INTERN.h
  *
- *    Copyright (c) 1991-1994, Larry Wall
+ *    Copyright (C) 1991, 1992, 1993, 1995, 1996, 1998, 2000, 2001,
+ *    by Larry Wall and others
  *
  *    You may distribute under the terms of either the GNU General Public
  *    License or the Artistic License, as specified in the README file.
@@ -15,12 +16,36 @@
  */
 #undef EXT
 #undef dEXT
+#undef EXTCONST
+#undef dEXTCONST
 #if defined(VMS) && !defined(__GNUC__)
+    /* Suppress portability warnings from DECC for VMS-specific extensions */
+#  ifdef __DECC
+#    pragma message disable (GLOBALEXT,NOSHAREEXT,READONLYEXT)
+#  endif
 #  define EXT globaldef {"$GLOBAL_RW_VARS"} noshare
 #  define dEXT globaldef {"$GLOBAL_RW_VARS"} noshare
+#  define EXTCONST globaldef {"$GLOBAL_RO_VARS"} readonly
+#  define dEXTCONST globaldef {"$GLOBAL_RO_VARS"} readonly
 #else
-#  define EXT
-#  define dEXT
+#  if (defined(WIN32) && defined(__MINGW32__)) || defined(__SYMBIAN32__)
+#    define EXT		__declspec(dllexport)
+#    define dEXT
+#    define EXTCONST	__declspec(dllexport) const
+#    define dEXTCONST	const
+#  else
+#    ifdef __cplusplus
+#      define EXT
+#      define dEXT
+#      define EXTCONST extern const
+#      define dEXTCONST const
+#    else
+#      define EXT
+#      define dEXT
+#      define EXTCONST const
+#      define dEXTCONST const
+#    endif
+#  endif
 #endif
 
 #undef INIT