erts: Add enif_vfprintf and enif_vsnprintf

1 files changed, 25 insertions, 1 deletions

diff --git a/erts/doc/src/erl_nif.xml b/erts/doc/src/erl_nif.xml
index 9d92e87baa..1daac88d47 100644
--- a/erts/doc/src/erl_nif.xml
+++ b/erts/doc/src/erl_nif.xml
@@ -875,7 +875,7 @@ typedef enum {
       <item>
         <p>An enumeration of the properties that can be requested from
           <seealso marker="#enif_make_unique_integer">
-          <c>enif_unique_integer</c></seealso>.
+          <c>enif_make_unique_integer</c></seealso>.
           For default properties, use value <c>0</c>.</p>
         <taglist>
           <tag><c>ERL_NIF_UNIQUE_POSITIVE</c></tag>
@@ -3369,6 +3369,30 @@ if (retval &amp; ERL_NIF_SELECT_STOP_CALLED) {
 
     <func>
       <name><ret>int</ret>
+      <nametext>enif_vfprintf(FILE *stream, const char *format, va_list ap)
+      </nametext></name>
+      <fsummary>Format strings and Erlang terms.</fsummary>
+      <desc>
+        <p>Equivalent to <seealso marker="#enif_fprintf"><c>enif_fprintf</c></seealso>
+	except that its called with a <c>va_list</c> instead of a variable number of
+	arguments.</p>
+      </desc>
+    </func>
+
+    <func>
+      <name><ret>int</ret>
+      <nametext>enif_vsnprintf(char *str, size_t size, const char *format, va_list ap)
+      </nametext></name>
+      <fsummary>Format strings and Erlang terms.</fsummary>
+      <desc>
+        <p>Equivalent to <seealso marker="#enif_snprintf"><c>enif_snprintf</c></seealso>
+	except that its called with a <c>va_list</c> instead of a variable number of
+	arguments.</p>
+      </desc>
+    </func>
+
+    <func>
+      <name><ret>int</ret>
         <nametext>enif_whereis_pid(ErlNifEnv *env,
           ERL_NIF_TERM name, ErlNifPid *pid)</nametext></name>
       <fsummary>Looks up a process by its registered name.</fsummary>