From c9514de97e4070c4c4c0801333f548644787d5f9 Mon Sep 17 00:00:00 2001
From: omochimetaru <omochi.metaru@gmail.com>
Date: Sat, 12 Jan 2019 13:39:34 +0900
Subject: [PATCH] va_list overload

---
 src/api/yajl_gen.h |  3 +++
 src/yajl_gen.c     | 15 +++++++++------
 2 files changed, 12 insertions(+), 6 deletions(-)

diff --git a/src/api/yajl_gen.h b/src/api/yajl_gen.h
index a74cff1b..5ce4ab16 100644
--- a/src/api/yajl_gen.h
+++ b/src/api/yajl_gen.h
@@ -25,6 +25,7 @@
 #define __YAJL_GEN_H__
 
 #include <stddef.h>
+#include <stdarg.h>
 
 #ifdef __cplusplus
 extern "C" {
@@ -106,6 +107,8 @@ extern "C" {
      *  \returns zero in case of errors, non-zero otherwise
      */
     YAJL_API int yajl_gen_config(yajl_gen g, yajl_gen_option opt, ...);
+    
+    YAJL_API int yajl_gen_config_v(yajl_gen g, yajl_gen_option opt, va_list ap);
 
     /** allocate a generator handle
      *  \param allocFuncs an optional pointer to a structure which allows
diff --git a/src/yajl_gen.c b/src/yajl_gen.c
index 0f5c68e8..60bf34f8 100644
--- a/src/yajl_gen.c
+++ b/src/yajl_gen.c
@@ -47,12 +47,17 @@ struct yajl_gen_t
     yajl_alloc_funcs alloc;
 };
 
-int
-yajl_gen_config(yajl_gen g, yajl_gen_option opt, ...)
-{
-    int rv = 1;
+int yajl_gen_config(yajl_gen g, yajl_gen_option opt, ...) {
     va_list ap;
     va_start(ap, opt);
+    int rv = yajl_gen_config_v(g, opt, ap);
+    va_end(ap);
+    return rv;
+}
+
+int yajl_gen_config_v(yajl_gen g, yajl_gen_option opt, va_list ap)
+{
+    int rv = 1;
 
     switch(opt) {
         case yajl_gen_beautify:
@@ -87,8 +92,6 @@ yajl_gen_config(yajl_gen g, yajl_gen_option opt, ...)
             rv = 0;
     }
 
-    va_end(ap);
-
     return rv;
 }