common.h
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1 
15 #ifndef LDNS_COMMON_H
16 #define LDNS_COMMON_H
17 
18 /*
19  * The build configuration that is used in the distributed headers,
20  * as detected and determined by the auto configure script.
21  */
22 #define LDNS_BUILD_CONFIG_HAVE_SSL 1
23 #define LDNS_BUILD_CONFIG_HAVE_INTTYPES_H 1
24 #define LDNS_BUILD_CONFIG_HAVE_ATTR_FORMAT 1
25 #define LDNS_BUILD_CONFIG_HAVE_ATTR_UNUSED 1
26 #define LDNS_BUILD_CONFIG_HAVE_SOCKLEN_T 1
27 #define LDNS_BUILD_CONFIG_USE_DANE 1
28 #define LDNS_BUILD_CONFIG_HAVE_B32_PTON 0
29 #define LDNS_BUILD_CONFIG_HAVE_B32_NTOP 0
30 #define LDNS_BUILD_CONFIG_USE_DSA 1
31 #define LDNS_BUILD_CONFIG_USE_ED25519 1
32 #define LDNS_BUILD_CONFIG_USE_ED448 1
33 
34 /*
35  * HAVE_STDBOOL_H is not available when distributed as a library, but no build
36  * configuration variables may be used (like those above) because the header
37  * is sometimes only available when using special compiler flags to enable the
38  * c99 environment. Because we cannot force the usage of this flag, we have to
39  * provide a default type. Below what is suggested by the autoconf manual.
40  */
41 /*@ignore@*/
42 /* splint barfs on this construct */
43 #ifndef __bool_true_false_are_defined
44 # ifdef HAVE_STDBOOL_H
45 # include <stdbool.h>
46 # else
47 # ifndef HAVE__BOOL
48 # ifdef __cplusplus
49 typedef bool _Bool;
50 # else
51 # define _Bool signed char
52 # endif
53 # endif
54 # define bool _Bool
55 # define false 0
56 # define true 1
57 # define __bool_true_false_are_defined 1
58 # endif
59 #endif
60 /*@end@*/
61 
62 #if LDNS_BUILD_CONFIG_HAVE_ATTR_FORMAT
63 #define ATTR_FORMAT(archetype, string_index, first_to_check) \
64  __attribute__ ((format (archetype, string_index, first_to_check)))
65 #else /* !LDNS_BUILD_CONFIG_HAVE_ATTR_FORMAT */
66 #define ATTR_FORMAT(archetype, string_index, first_to_check) /* empty */
67 #endif /* !LDNS_BUILD_CONFIG_HAVE_ATTR_FORMAT */
68 
69 #if defined(__cplusplus)
70 #define ATTR_UNUSED(x)
71 #elif LDNS_BUILD_CONFIG_HAVE_ATTR_UNUSED
72 #define ATTR_UNUSED(x) x __attribute__((unused))
73 #else /* !LDNS_BUILD_CONFIG_HAVE_ATTR_UNUSED */
74 #define ATTR_UNUSED(x) x
75 #endif /* !LDNS_BUILD_CONFIG_HAVE_ATTR_UNUSED */
76 
77 #if !LDNS_BUILD_CONFIG_HAVE_SOCKLEN_T
78 typedef int socklen_t;
79 #endif
80 
81 #endif /* LDNS_COMMON_H */
#define _Bool
Definition: common.h:51