| # vasnwprintf-gnu.m4 | |
| # serial 1 | |
| dnl Copyright (C) 2023-2026 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 This file is offered as-is, without any warranty. | |
| AC_DEFUN([gl_FUNC_VASNWPRINTF_GNU], | |
| [ | |
| AC_REQUIRE([gl_FUNC_VASNWPRINTF_IS_POSIX]) | |
| AC_REQUIRE([gl_PRINTF_DIRECTIVE_UPPERCASE_B]) | |
| gl_cv_func_vasnwprintf_gnu=no | |
| if test $gl_cv_func_vasnwprintf_posix = yes; then | |
| case "$gl_cv_func_printf_directive_uppercase_b" in | |
| *yes) | |
| # vasnwprintf exists and is already POSIX compliant and GNU compatible. | |
| gl_cv_func_vasnwprintf_gnu=yes | |
| ;; | |
| esac | |
| fi | |
| if test $gl_cv_func_vasnwprintf_gnu = no; then | |
| dnl Note: This invokes gl_PREREQ_VASNPRINTF_DIRECTIVE_LC although not needed | |
| dnl here. Doesn't matter. | |
| gl_PREREQ_VASNPRINTF_WITH_GNU_EXTRAS | |
| gl_FUNC_VASNWPRINTF | |
| fi | |
| ]) |