xref: /aosp_15_r20/external/libpng/scripts/symbols.c (revision a67afe4df73cf47866eedc69947994b8ff839aba)
1*a67afe4dSAndroid Build Coastguard Worker 
2*a67afe4dSAndroid Build Coastguard Worker /* symbols.c - find all exported symbols
3*a67afe4dSAndroid Build Coastguard Worker  *
4*a67afe4dSAndroid Build Coastguard Worker  * Copyright (c) 2011-2014 Glenn Randers-Pehrson
5*a67afe4dSAndroid Build Coastguard Worker  *
6*a67afe4dSAndroid Build Coastguard Worker  * This code is released under the libpng license.
7*a67afe4dSAndroid Build Coastguard Worker  * For conditions of distribution and use, see the disclaimer
8*a67afe4dSAndroid Build Coastguard Worker  * and license in png.h
9*a67afe4dSAndroid Build Coastguard Worker  */
10*a67afe4dSAndroid Build Coastguard Worker 
11*a67afe4dSAndroid Build Coastguard Worker /* NOTE: making 'symbols.chk' checks both that the exported
12*a67afe4dSAndroid Build Coastguard Worker  * symbols in the library don't change and (implicitly) that
13*a67afe4dSAndroid Build Coastguard Worker  * scripts/pnglibconf.h.prebuilt is as expected.
14*a67afe4dSAndroid Build Coastguard Worker  * If scripts/pnglibconf.h.prebuilt is remade using
15*a67afe4dSAndroid Build Coastguard Worker  * scripts/pnglibconf.dfa then this checks the .dfa file too.
16*a67afe4dSAndroid Build Coastguard Worker  */
17*a67afe4dSAndroid Build Coastguard Worker 
18*a67afe4dSAndroid Build Coastguard Worker #define PNG_EXPORTA(ordinal, type, name, args, attributes)\
19*a67afe4dSAndroid Build Coastguard Worker         PNG_DFN "@" name "@ @@" ordinal "@"
20*a67afe4dSAndroid Build Coastguard Worker #define PNG_REMOVED(ordinal, type, name, args, attributes)\
21*a67afe4dSAndroid Build Coastguard Worker         PNG_DFN "; @" name "@ @@" ordinal "@"
22*a67afe4dSAndroid Build Coastguard Worker #define PNG_EXPORT_LAST_ORDINAL(ordinal)\
23*a67afe4dSAndroid Build Coastguard Worker         PNG_DFN "; @@" ordinal "@"
24*a67afe4dSAndroid Build Coastguard Worker 
25*a67afe4dSAndroid Build Coastguard Worker /* Read the defaults, but use scripts/pnglibconf.h.prebuilt; the 'standard'
26*a67afe4dSAndroid Build Coastguard Worker  * header file.
27*a67afe4dSAndroid Build Coastguard Worker  */
28*a67afe4dSAndroid Build Coastguard Worker #include "pnglibconf.h.prebuilt"
29*a67afe4dSAndroid Build Coastguard Worker #include "../png.h"
30*a67afe4dSAndroid Build Coastguard Worker 
31*a67afe4dSAndroid Build Coastguard Worker /* Some things are turned off by default.  Turn these things
32*a67afe4dSAndroid Build Coastguard Worker  * on here (by hand) to get the APIs they expose and validate
33*a67afe4dSAndroid Build Coastguard Worker  * that no harm is done.  This list is the set of options
34*a67afe4dSAndroid Build Coastguard Worker  * defaulted to 'off' in scripts/pnglibconf.dfa
35*a67afe4dSAndroid Build Coastguard Worker  *
36*a67afe4dSAndroid Build Coastguard Worker  * Maintenance: if scripts/pnglibconf.dfa options are changed
37*a67afe4dSAndroid Build Coastguard Worker  * from, or to, 'disabled' this needs updating!
38*a67afe4dSAndroid Build Coastguard Worker  */
39*a67afe4dSAndroid Build Coastguard Worker #define PNG_BENIGN_ERRORS_SUPPORTED
40*a67afe4dSAndroid Build Coastguard Worker #define PNG_ERROR_NUMBERS_SUPPORTED
41*a67afe4dSAndroid Build Coastguard Worker #define PNG_READ_BIG_ENDIAN_SUPPORTED  /* should do nothing! */
42*a67afe4dSAndroid Build Coastguard Worker #define PNG_INCH_CONVERSIONS_SUPPORTED
43*a67afe4dSAndroid Build Coastguard Worker #define PNG_READ_16_TO_8_ACCURATE_SCALE_SUPPORTED
44*a67afe4dSAndroid Build Coastguard Worker #define PNG_SET_OPTION_SUPPORTED
45*a67afe4dSAndroid Build Coastguard Worker 
46*a67afe4dSAndroid Build Coastguard Worker #undef PNG_H
47*a67afe4dSAndroid Build Coastguard Worker #include "../png.h"
48*a67afe4dSAndroid Build Coastguard Worker 
49*a67afe4dSAndroid Build Coastguard Worker /* Finally there are a couple of places where option support
50*a67afe4dSAndroid Build Coastguard Worker  * actually changes the APIs revealed using a #if/#else/#endif
51*a67afe4dSAndroid Build Coastguard Worker  * test in png.h, test these here.
52*a67afe4dSAndroid Build Coastguard Worker  */
53*a67afe4dSAndroid Build Coastguard Worker #undef  PNG_FLOATING_POINT_SUPPORTED /* Exposes 'fixed' APIs */
54*a67afe4dSAndroid Build Coastguard Worker #undef  PNG_ERROR_TEXT_SUPPORTED     /* Exposes unsupported APIs */
55*a67afe4dSAndroid Build Coastguard Worker 
56*a67afe4dSAndroid Build Coastguard Worker #undef PNG_H
57*a67afe4dSAndroid Build Coastguard Worker #include "../png.h"
58