diff --git a/m4/timespec.m4 b/m4/timespec.m4 new file mode 100644 index 000000000..ad3e069f9 --- /dev/null +++ b/m4/timespec.m4 @@ -0,0 +1,23 @@ +#serial 1 + +dnl From Jim Meyering + +dnl Define HAVE_STRUCT_TIMESPEC if `struct timespec' is declared in time.h. + +AC_DEFUN(jm_CHECK_TYPE_STRUCT_TIMESPEC, +[ + AC_CACHE_CHECK([for struct timespec], fu_cv_sys_struct_timespec, + [AC_TRY_COMPILE( + [ +#include + ], + [static struct timespec x; x.tv_sec = x.tv_nsec;], + fu_cv_sys_struct_timespec=yes, + fu_cv_sys_struct_timespec=no) + ]) + + if test $fu_cv_sys_struct_timespec = yes; then + AC_DEFINE_UNQUOTED(HAVE_STRUCT_TIMESPEC, 1, + [Define if struct timespec is declared in . ]) + fi +])