+2023-03-30 Bruno Haible <bruno@clisp.org>
+
+ snprintf: Avoid autoconf warning regarding gl_PRINTF_POSITIONS.
+ * m4/printf.m4 (gl_PRINTF_POSITIONS): Define through AC_DEFUN_ONCE.
+
2023-03-25 Bruno Haible <bruno@clisp.org>
is* tests: Ensure needed .m4 files are packaged.
-# printf.m4 serial 73
-dnl Copyright (C) 2003, 2007-2022 Free Software Foundation, Inc.
+# printf.m4 serial 73.1
+dnl Copyright (C) 2003, 2007-2023 Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
dnl with or without modifications, as long as this notice is preserved.
dnl strings with positions. (POSIX:2001)
dnl Result is gl_cv_func_printf_positions.
-AC_DEFUN([gl_PRINTF_POSITIONS],
+AC_DEFUN_ONCE([gl_PRINTF_POSITIONS],
[
AC_REQUIRE([AC_PROG_CC])
AC_REQUIRE([AC_CANONICAL_HOST]) dnl for cross-compiles