diff options
Diffstat (limited to 'm4/time_h.m4')
-rw-r--r-- | m4/time_h.m4 | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/m4/time_h.m4 b/m4/time_h.m4 index 98d7b6e01..f6bf3a4f3 100644 --- a/m4/time_h.m4 +++ b/m4/time_h.m4 @@ -1,8 +1,8 @@ # Configure a more-standard replacement for <time.h>. -# Copyright (C) 2000-2001, 2003-2007, 2009-2022 Free Software Foundation, Inc. +# Copyright (C) 2000-2001, 2003-2007, 2009-2023 Free Software Foundation, Inc. -# serial 19 +# serial 20 # This file is free software; the Free Software Foundation # gives unlimited permission to copy and/or distribute it, @@ -19,6 +19,12 @@ AC_DEFUN_ONCE([gl_TIME_H], gl_NEXT_HEADERS([time.h]) AC_REQUIRE([gl_CHECK_TYPE_STRUCT_TIMESPEC]) + dnl Check for declarations of anything we want to poison if the + dnl corresponding gnulib module is not in use. + gl_WARN_ON_USE_PREPARE([[ +#include <time.h> + ]], [asctime_r ctime_r]) + AC_REQUIRE([AC_C_RESTRICT]) AC_CACHE_CHECK([for TIME_UTC in <time.h>], |