| 1 | /* symbols.c - find all exported symbols
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| 2 | *
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| 3 | * Copyright (c) 2011-2014 Glenn Randers-Pehrson
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| 4 | *
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| 5 | * This code is released under the libpng license.
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| 6 | * For conditions of distribution and use, see the disclaimer
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| 7 | * and license in png.h
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| 8 | */
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| 9 |
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| 10 | /* NOTE: making 'symbols.chk' checks both that the exported
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| 11 | * symbols in the library don't change and (implicitly) that
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| 12 | * scripts/pnglibconf.h.prebuilt is as expected.
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| 13 | * If scripts/pnglibconf.h.prebuilt is remade using
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| 14 | * scripts/pnglibconf.dfa then this checks the .dfa file too.
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| 15 | */
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| 16 |
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| 17 | #define PNG_EXPORTA(ordinal, type, name, args, attributes)\
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| 18 | PNG_DFN "@" name "@ @@" ordinal "@"
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| 19 | #define PNG_REMOVED(ordinal, type, name, args, attributes)\
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| 20 | PNG_DFN "; @" name "@ @@" ordinal "@"
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| 21 | #define PNG_EXPORT_LAST_ORDINAL(ordinal)\
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| 22 | PNG_DFN "; @@" ordinal "@"
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| 23 |
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| 24 | /* Read the defaults, but use scripts/pnglibconf.h.prebuilt; the 'standard'
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| 25 | * header file.
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| 26 | */
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| 27 | #include "pnglibconf.h.prebuilt"
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| 28 | #include "../png.h"
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| 29 |
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| 30 | /* Some things are turned off by default. Turn these things
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| 31 | * on here (by hand) to get the APIs they expose and validate
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| 32 | * that no harm is done. This list is the set of options
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| 33 | * defaulted to 'off' in scripts/pnglibconf.dfa
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| 34 | *
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| 35 | * Maintenance: if scripts/pnglibconf.dfa options are changed
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| 36 | * from, or to, 'disabled' this needs updating!
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| 37 | */
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| 38 | #define PNG_BENIGN_ERRORS_SUPPORTED
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| 39 | #define PNG_ERROR_NUMBERS_SUPPORTED
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| 40 | #define PNG_READ_BIG_ENDIAN_SUPPORTED /* should do nothing! */
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| 41 | #define PNG_INCH_CONVERSIONS_SUPPORTED
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| 42 | #define PNG_READ_16_TO_8_ACCURATE_SCALE_SUPPORTED
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| 43 | #define PNG_SET_OPTION_SUPPORTED
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| 44 |
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| 45 | #undef PNG_H
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| 46 | #include "../png.h"
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| 47 |
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| 48 | /* Finally there are a couple of places where option support
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| 49 | * actually changes the APIs revealed using a #if/#else/#endif
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| 50 | * test in png.h, test these here.
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| 51 | */
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| 52 | #undef PNG_FLOATING_POINT_SUPPORTED /* Exposes 'fixed' APIs */
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| 53 | #undef PNG_ERROR_TEXT_SUPPORTED /* Exposes unsupported APIs */
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| 54 |
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| 55 | #undef PNG_H
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| 56 | #include "../png.h"
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