source/libs/libpng/libpng-src/scripts/symbols.c

   1
   2 /* symbols.c - find all exported symbols
   3  *
   4  * Last changed in libpng version 1.6.16 [December 22, 2014]
   5  * Copyright (c) 2011-2014 Glenn Randers-Pehrson
   6  *
   7  * This code is released under the libpng license.
   8  * For conditions of distribution and use, see the disclaimer
   9  * and license in png.h
  10  */
  11
  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.
  15  * If scripts/pnglibconf.h.prebuilt is remade using
  16  * scripts/pnglibconf.dfa then this checks the .dfa file too.
  17  */
  18
  19 #define PNG_EXPORTA(ordinal, type, name, args, attributes)\
  20         PNG_DFN "@" name "@ @@" ordinal "@"
  21 #define PNG_REMOVED(ordinal, type, name, args, attributes)\
  22         PNG_DFN "; @" name "@ @@" ordinal "@"
  23 #define PNG_EXPORT_LAST_ORDINAL(ordinal)\
  24         PNG_DFN "; @@" ordinal "@"
  25
  26 /* Read the defaults, but use scripts/pnglibconf.h.prebuilt; the 'standard'
  27  * header file.
  28  */
  29 #include "pnglibconf.h.prebuilt"
  30 #include "../png.h"
  31
  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
  36  *
  37  * Maintenance: if scripts/pnglibconf.dfa options are changed
  38  * from, or to, 'disabled' this needs updating!
  39  */
  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
  45 #define PNG_SET_OPTION_SUPPORTED
  46
  47 #undef PNG_H
  48 #include "../png.h"
  49
  50 /* Finally there are a couple of places where option support
  51  * actually changes the APIs revealed using a #if/#else/#endif
  52  * test in png.h, test these here.
  53  */
  54 #undef  PNG_FLOATING_POINT_SUPPORTED /* Exposes 'fixed' APIs */
  55 #undef  PNG_ERROR_TEXT_SUPPORTED     /* Exposes unsupported APIs */
  56
  57 #undef PNG_H
  58 #include "../png.h"