Add HAVE_POSIX_MONOTONIC

This commit is contained in:
Francois Kritzinger 2023-01-25 10:29:48 +02:00
parent 38c2e9960c
commit d5dfcf7613

View File

@ -0,0 +1,20 @@
// HAVE_POSIX_MONOTONIC
#undef HAVE_POSIX_MONOTONIC
#if defined(__GLIBC__) || \
defined(__FreeBSD__) || \
defined(__OpenBSD__) || \
defined(__NetBSD__) || \
defined(BUILD2_AUTOCONF_MACOS) || \
defined(__MINGW32__)
# include <unistd.h> /* _POSIX_MONOTONIC_CLOCK */
/* A value of 0 means it's supported for compilation while a value greater
* than 0 means it's supported for compilation and at runtime (see
* https://pubs.opengroup.org/onlinepubs/9699919799/basedefs/unistd.h.html).
*/
# if defined(_POSIX_MONOTONIC_CLOCK) && _POSIX_MONOTONIC_CLOCK >= 0
# define HAVE_POSIX_MONOTONIC 1
# endif
#endif