From 8130d50e3b5aa0235a133c3c5a3018ac01afb5e1 Mon Sep 17 00:00:00 2001
From: Jay Berkenbilt <ejb@ql.org>
Date: Sat, 18 Jun 2022 13:38:36 -0400
Subject: Add C API to QPDFLogger

---
 libqpdf/QPDFLogger.cc | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

(limited to 'libqpdf/QPDFLogger.cc')

diff --git a/libqpdf/QPDFLogger.cc b/libqpdf/QPDFLogger.cc
index 3b25c050..78cb2a32 100644
--- a/libqpdf/QPDFLogger.cc
+++ b/libqpdf/QPDFLogger.cc
@@ -181,8 +181,11 @@ QPDFLogger::setError(std::shared_ptr<Pipeline> p)
 }
 
 void
-QPDFLogger::setSave(std::shared_ptr<Pipeline> p)
+QPDFLogger::setSave(std::shared_ptr<Pipeline> p, bool only_if_not_set)
 {
+    if (only_if_not_set && (this->m->p_save != nullptr)) {
+        return;
+    }
     if (this->m->p_save == p) {
         return;
     }
@@ -202,9 +205,9 @@ QPDFLogger::setSave(std::shared_ptr<Pipeline> p)
 }
 
 void
-QPDFLogger::saveToStandardOutput()
+QPDFLogger::saveToStandardOutput(bool only_if_not_set)
 {
-    setSave(standardOutput());
+    setSave(standardOutput(), only_if_not_set);
 }
 
 void
-- 
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