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-rw-r--r--m4/vasnprintf.m411
1 files changed, 10 insertions, 1 deletions
diff --git a/m4/vasnprintf.m4 b/m4/vasnprintf.m4
index 929f3d80af..86133b30b1 100644
--- a/m4/vasnprintf.m4
+++ b/m4/vasnprintf.m4
@@ -1,4 +1,4 @@
-# vasnprintf.m4 serial 47
+# vasnprintf.m4 serial 48
dnl Copyright (C) 2002-2004, 2006-2023 Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
@@ -105,6 +105,15 @@ AC_DEFUN_ONCE([gl_PREREQ_VASNWPRINTF],
that contains null wide characters.])
;;
esac
+ gl_MBRTOWC_C_LOCALE
+ case "$gl_cv_func_mbrtowc_C_locale_sans_EILSEQ" in
+ *yes) ;;
+ *)
+ AC_DEFINE([NEED_WPRINTF_DIRECTIVE_C], [1],
+ [Define if the vasnwprintf implementation needs special code for
+ the 'c' directive.])
+ ;;
+ esac
gl_MUSL_LIBC
gl_PREREQ_VASNXPRINTF
])