1 files changed, 13 insertions, 3 deletions
diff --git a/src/backend/utils/error/elog.c b/src/backend/utils/error/elog.c
index 648d2d2e70c..29643c51439 100644
--- a/src/backend/utils/error/elog.c
+++ b/src/backend/utils/error/elog.c
@@ -3795,13 +3795,24 @@ write_stderr(const char *fmt,...)
 {
 	va_list		ap;
 
+	va_start(ap, fmt);
+	vwrite_stderr(fmt, ap);
+	va_end(ap);
+}
+
+
+/*
+ * Write errors to stderr (or by equal means when stderr is
+ * not available) - va_list version
+ */
+void
+vwrite_stderr(const char *fmt, va_list ap)
+{
 #ifdef WIN32
 	char		errbuf[2048];	/* Arbitrary size? */
 #endif
 
 	fmt = _(fmt);
-
-	va_start(ap, fmt);
 #ifndef WIN32
 	/* On Unix, we just fprintf to stderr */
 	vfprintf(stderr, fmt, ap);
@@ -3824,5 +3835,4 @@ write_stderr(const char *fmt,...)
 		fflush(stderr);
 	}
 #endif
-	va_end(ap);
 }