| 1 | /* EXTERN.h |
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| 2 | * |
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| 3 | * Copyright (C) 1991, 1992, 1993, 1995, 1996, 1997, 1998, 1999, |
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| 4 | * 2000, 2001, by Larry Wall and others |
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| 5 | * |
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| 6 | * You may distribute under the terms of either the GNU General Public |
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| 7 | * License or the Artistic License, as specified in the README file. |
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| 8 | * |
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| 9 | */ |
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| 10 | |
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| 11 | /* |
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| 12 | * EXT designates a global var which is defined in perl.h |
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| 13 | * dEXT designates a global var which is defined in another |
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| 14 | * file, so we can't count on finding it in perl.h |
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| 15 | * (this practice should be avoided). |
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| 16 | */ |
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| 17 | #undef EXT |
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| 18 | #undef dEXT |
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| 19 | #undef EXTCONST |
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| 20 | #undef dEXTCONST |
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| 21 | #if defined(VMS) && !defined(__GNUC__) |
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| 22 | /* Suppress portability warnings from DECC for VMS-specific extensions */ |
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| 23 | # ifdef __DECC |
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| 24 | # pragma message disable (GLOBALEXT,NOSHAREEXT,READONLYEXT) |
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| 25 | # endif |
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| 26 | # define EXT globalref |
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| 27 | # define dEXT globaldef {"$GLOBAL_RW_VARS"} noshare |
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| 28 | # define EXTCONST globalref |
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| 29 | # define dEXTCONST globaldef {"$GLOBAL_RO_VARS"} readonly |
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| 30 | #else |
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| 31 | # if defined(WIN32) && !defined(PERL_STATIC_SYMS) |
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| 32 | # ifdef PERLDLL |
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| 33 | # define EXT extern __declspec(dllexport) |
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| 34 | # define dEXT |
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| 35 | # define EXTCONST extern __declspec(dllexport) const |
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| 36 | # define dEXTCONST const |
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| 37 | # else |
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| 38 | # define EXT extern __declspec(dllimport) |
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| 39 | # define dEXT |
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| 40 | # define EXTCONST extern __declspec(dllimport) const |
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| 41 | # define dEXTCONST const |
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| 42 | # endif |
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| 43 | # else |
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| 44 | # if defined(__CYGWIN__) && defined(USEIMPORTLIB) |
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| 45 | # define EXT extern __declspec(dllimport) |
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| 46 | # define dEXT |
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| 47 | # define EXTCONST extern __declspec(dllimport) const |
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| 48 | # define dEXTCONST const |
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| 49 | # else |
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| 50 | # define EXT extern |
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| 51 | # define dEXT |
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| 52 | # define EXTCONST extern const |
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| 53 | # define dEXTCONST const |
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| 54 | # endif |
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| 55 | # endif |
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| 56 | #endif |
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| 57 | |
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| 58 | #undef INIT |
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| 59 | #define INIT(x) |
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| 60 | |
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| 61 | #undef DOINIT |
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