open62541/include/ua_config.h.in

#ifndef UA_CONFIG_H_
#define UA_CONFIG_H_

#ifndef _XOPEN_SOURCE
# define _XOPEN_SOURCE 500
#endif

#define UA_LOGLEVEL ${UA_LOGLEVEL}
#cmakedefine UA_ENABLE_MULTITHREADING
#cmakedefine UA_ENABLE_METHODCALLS
#cmakedefine UA_ENABLE_SUBSCRIPTIONS
#cmakedefine UA_ENABLE_TYPENAMES
#cmakedefine UA_ENABLE_EMBEDDED_LIBC
#cmakedefine UA_ENABLE_GENERATE_NAMESPACE0
#cmakedefine UA_ENABLE_EXTERNAL_NAMESPACES
#cmakedefine UA_ENABLE_NODEMANAGEMENT

#cmakedefine UA_ENABLE_NONSTANDARD_UDP
#cmakedefine UA_ENABLE_NONSTANDARD_STATELESS

/* Function Export */
#ifdef _WIN32
# ifdef UA_DYNAMIC_LINKING
#  ifdef __GNUC__
#   define UA_EXPORT __attribute__ ((dllexport))
#  else
#   define UA_EXPORT __declspec(dllexport)
#  endif
# else
#  ifdef __GNUC__
#   define UA_EXPORT __attribute__ ((dllexport))
#  else
#   define UA_EXPORT __declspec(dllimport)
#  endif
# endif
#else
# if __GNUC__ || __clang__
#  define UA_EXPORT __attribute__ ((visibility ("default")))
# else
#  define UA_EXPORT
# endif
#endif

/* Endianness */
#if defined(__linux__) || defined(__APPLE__)
#  ifndef __QNX__
#    if defined(__APPLE__) || defined(__MACH__)
#     include <machine/endian.h>
#    else
#     include <endian.h>
#    endif
#  endif
# if ( __BYTE_ORDER != __LITTLE_ENDIAN )
#  define UA_NON_LITTLEENDIAN_ARCHITECTURE
# endif
#endif

/* Force non-little endian manually by setting the following. */
// #define UA_NON_LITTLEENDIAN_ARCHITECTURE
// #define htole16(x) {...}(x)
// #define htole32(x) {...}(x)
// #define htole64(x) {...}(x)
// #define le16toh(x) {...}(x)
// #define le32toh(x) {...}(x)
// #define le64toh(x) {...}(x)

/* Mixed Endian */
#ifdef __ARM_ARCH_4T__
# define UA_MIXED_ENDIAN
# define UA_NON_LITTLEENDIAN_ARCHITECTURE
#endif

/* Aligned Memory Access */
#if defined(__arm__) && !defined(__ARM_FEATURE_UNALIGNED)
# define UA_ALIGNED_MEMORY_ACCESS
#endif

/* Inline Functions */
#ifdef _MSC_VER
# define UA_INLINE __inline
#else
# define UA_INLINE inline
#endif

/* Define non-aliasing pointers */
#ifdef _MSC_VER
# define UA_RESTRICT __restrict
#elif defined(__GNUC__)
# define UA_RESTRICT __restrict__
#else
# define UA_RESTRICT restrict
#endif

/* Function attributes */
#ifdef __GNUC__
# define UA_FUNC_ATTR_MALLOC __attribute__((malloc))
# define UA_FUNC_ATTR_PURE __attribute__ ((pure))
# define UA_FUNC_ATTR_CONST __attribute__((const))
# define UA_FUNC_ATTR_WARN_UNUSED_RESULT __attribute__((warn_unused_result))
#else
# define UA_FUNC_ATTR_MALLOC
# define UA_FUNC_ATTR_PURE
# define UA_FUNC_ATTR_CONST
# define UA_FUNC_ATTR_WARN_UNUSED_RESULT
#endif

#include <stddef.h>
#ifdef UA_EMBEDDED_LIBC
  void *memcpy(void *UA_RESTRICT dest, const void *UA_RESTRICT src, size_t n);
  void *memset(void *dest, int c, size_t n);
  size_t strlen(const char *s);
  int memcmp(const void *vl, const void *vr, size_t n);
#else
# include <string.h>
#endif

#endif /* UA_CONFIG_H_ */