diff options
Diffstat (limited to 'm4')
| -rw-r--r-- | m4/check-os-options.m4 | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/m4/check-os-options.m4 b/m4/check-os-options.m4 index a4f1faa..644bf71 100644 --- a/m4/check-os-options.m4 +++ b/m4/check-os-options.m4 @@ -123,6 +123,21 @@ char buf[1]; getentropy(buf, 1); *) ;; esac +# Check if time_t is sized correctly +AC_CHECK_SIZEOF([time_t], [time.h]) +AM_CONDITIONAL([SMALL_TIME_T], [test "$ac_cv_sizeof_time_t" = "4"]) +if test "$ac_cv_sizeof_time_t" = "4"; then + AC_DEFINE([SMALL_TIME_T]) + echo " ** Warning, this system is unable to represent times past 2038" + echo " ** It will behave incorrectly when handling valid RFC5280 dates" + + if test "$host_os" = "mingw32" ; then + echo " **" + echo " ** You can solve this by adjusting the build flags in your" + echo " ** mingw-w64 toolchain. Refer to README.windows for details." + fi +fi + AM_CONDITIONAL([HOST_AIX], [test x$HOST_OS = xaix]) AM_CONDITIONAL([HOST_CYGWIN], [test x$HOST_OS = xcygwin]) AM_CONDITIONAL([HOST_DARWIN], [test x$HOST_OS = xdarwin]) |