diff options
| author | monojenkins <jo.shields+jenkins@xamarin.com> | 2020-09-16 18:24:16 +0300 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2020-09-16 18:24:16 +0300 |
| commit | 163f4580d976654c59dc49feef4e31cd637740b5 (patch) | |
| tree | 6f65ebb1b1df4758866d1ff0e05635ed452448df /configure.ac | |
| parent | c06f74755286a5068f7ec0401a5e13ac1ea80289 (diff) | |
[mono] Add proper check for clock_gettime (#20385)
Fixes mono/mono wasm build
cc: @vargaz
Co-authored-by: CoffeeFlux <CoffeeFlux@users.noreply.github.com>
Diffstat (limited to 'configure.ac')
| -rw-r--r-- | configure.ac | 23 |
1 files changed, 22 insertions, 1 deletions
diff --git a/configure.ac b/configure.ac index 24cfa42f05d..945618a2097 100644 --- a/configure.ac +++ b/configure.ac @@ -2254,7 +2254,28 @@ if test x$host_win32 = xno; then [#include <sys/types.h>]) dnl hires monotonic clock support - AC_SEARCH_LIBS(clock_gettime, rt) + + # Check for clock_gettime + if test x$target_osx = xyes; then + # On OSX, clock_gettime is only really available on 10.12 or later + # However, it exists as a weak symbol on earlier versions, so hard-code a version check + AC_MONO_APPLE_AVAILABLE(clock_gettime_available, [whether clock_gettime is available on OSX], + [(MAC_OS_X_VERSION_MIN_REQUIRED >= MAC_OS_X_VERSION_10_12)]) + if test x$clock_gettime_available = xyes; then + AC_DEFINE(HAVE_CLOCK_GETTIME, 1, [clock_gettime]) + fi + else + AC_CHECK_FUNC(clock_gettime, [ + AC_DEFINE(HAVE_CLOCK_GETTIME, 1, [clock_gettime]) + ], [ + # Old glibc (< 2.17) has clock_gettime in librt, so check there too + AC_CHECK_LIB(rt, clock_gettime, [ + AC_DEFINE(HAVE_CLOCK_GETTIME, 1, [clock_gettime]) + LIBS="$LIBS -lrt" + ]) + ]) + fi + AC_CHECK_FUNCS(clock_nanosleep) dnl dynamic loader support |