xref: /aosp_15_r20/external/cronet/third_party/libxml/src/libxml.h (revision 6777b5387eb2ff775bb5750e3f5d96f37fb7352b)
1 /*
2  * libxml.h: internal header only used during the compilation of libxml
3  *
4  * See COPYRIGHT for the status of this software
5  *
6  * Author: [email protected]
7  */
8 
9 #ifndef __XML_LIBXML_H__
10 #define __XML_LIBXML_H__
11 
12 /*
13  * These macros must be defined before including system headers.
14  * Do not add any #include directives above this block.
15  */
16 #ifndef NO_LARGEFILE_SOURCE
17   #ifndef _LARGEFILE_SOURCE
18     #define _LARGEFILE_SOURCE
19   #endif
20   #ifndef _FILE_OFFSET_BITS
21     #define _FILE_OFFSET_BITS 64
22   #endif
23 #endif
24 
25 /*
26  * These files are generated by the build system and contain private
27  * and public build configuration.
28  */
29 #include "config.h"
30 #include <libxml/xmlversion.h>
31 
32 /*
33  * Due to some Autotools limitations, this variable must be passed as
34  * compiler flag. Define a default value if the macro wasn't set by the
35  * build system.
36  */
37 #ifndef SYSCONFDIR
38   #define SYSCONFDIR "/etc"
39 #endif
40 
41 #if !defined(_WIN32) && \
42     !defined(__CYGWIN__) && \
43     (defined(__clang__) || \
44      (defined(__GNUC__) && (__GNUC__ >= 4)))
45   #define XML_HIDDEN __attribute__((visibility("hidden")))
46 #else
47   #define XML_HIDDEN
48 #endif
49 
50 #if defined(__clang__) || \
51     (defined(__GNUC__) && (__GNUC__ >= 8) && !defined(__EDG__))
52   #define ATTRIBUTE_NO_SANITIZE(arg) __attribute__((no_sanitize(arg)))
53 #else
54   #define ATTRIBUTE_NO_SANITIZE(arg)
55 #endif
56 
57 #ifdef __clang__
58   #if __clang_major__ >= 12
59     #define ATTRIBUTE_NO_SANITIZE_INTEGER \
60       ATTRIBUTE_NO_SANITIZE("unsigned-integer-overflow") \
61       ATTRIBUTE_NO_SANITIZE("unsigned-shift-base")
62   #else
63     #define ATTRIBUTE_NO_SANITIZE_INTEGER \
64       ATTRIBUTE_NO_SANITIZE("unsigned-integer-overflow")
65   #endif
66 #else
67   #define ATTRIBUTE_NO_SANITIZE_INTEGER
68 #endif
69 
70 #endif /* ! __XML_LIBXML_H__ */
71