stdio-common: Add __printf_function_invoke

[platform/upstream/glibc.git] / include / printf.h

diff --git a/include/printf.h b/include/printf.h
index 78accaa..8f06414 100644 (file)
--- a/include/printf.h
+++ b/include/printf.h
@@ -41,6 +41,16 @@ union printf_arg
     void *pa_user;
 };
 
+/* Invoke a registered printf callback.  Called from vfprintf and vfwprintf.  */
+int __printf_function_invoke (void *, printf_function callback,
+                             union printf_arg *args_value,
+                             size_t ndata_args,
+                             struct printf_info *info) attribute_hidden;
+int __wprintf_function_invoke (void *, printf_function callback,
+                              union printf_arg *args_value,
+                              size_t ndata_args,
+                              struct printf_info *info) attribute_hidden;
+
 #include <bits/types/locale_t.h>
 
 /* Now define the internal interfaces.  */