2 /* symbols.dfn - find all exported symbols
4 * Last changed in libpng version 1.5.0 [January 6, 2011]
5 * Copyright (c) 1998-2011 Glenn Randers-Pehrson
7 * This code is released under the libpng license.
8 * For conditions of distribution and use, see the disclaimer
12 /* NOTE: making 'symbols.chk' checks both that the exported
13 * symbols in the library don't change and (implicitly) that
14 * scripts/pnglibconf.h.prebuilt is as expected. If scripts/pnglibconf.h.prebuilt
15 * is remade using scripts/pnglibconf.dfa then this checks the
19 #define PNG_EXPORTA(ordinal, type, name, args, attributes)\
20 PNG_DEFN_MAGIC-name @ordinal-PNG_DEFN_END
21 #define PNG_REMOVED(ordinal, type, name, args, attributes)\
22 PNG_DEFN_MAGIC-; name @ordinal-PNG_DEFN_END
23 #define PNG_EXPORT_LAST_ORDINAL(ordinal)\
24 PNG_DEFN_MAGIC-; @ordinal-PNG_DEFN_END
26 /* Read the defaults, but use scripts/pnglibconf.h.prebuilt; the 'standard'
29 #include "pnglibconf.h.prebuilt"
32 /* Some things are turned off by default. Turn these things
33 * on here (by hand) to get the APIs they expose and validate
34 * that no harm is done. This list is the set of options
35 * defaulted to 'off' in scripts/pnglibconf.dfa
37 * Maintenance: if scripts/pnglibconf.dfa options are changed
38 * from, or to, 'off' this needs updating!
40 #define PNG_BENIGN_ERRORS_SUPPORTED
41 #define PNG_ERROR_NUMBERS_SUPPORTED
42 #define PNG_READ_BIG_ENDIAN_SUPPORTED /* should do nothing! */
43 #define PNG_INCH_CONVERSIONS_SUPPORTED
44 #define PNG_READ_16_TO_8_ACCURATE_SCALE_SUPPORTED
49 /* Finally there are a couple of places where option support
50 * actually changes the APIs revealed using a #if/#else/#endif
51 * test in png.h, test these here.
53 #undef PNG_FLOATING_POINT_SUPPORTED /* Exposes 'fixed' APIs */
54 #undef PNG_ERROR_TEXT_SUPPORTED /* Exposes unsupported APIs */