From: Enrico Forestieri <forenr@lyx.org>
Date: Mon, 15 Aug 2016 01:22:01 +0000 (+0200)
Subject: Adapt code to comment
X-Git-Tag: 2.3.0alpha1~1128
X-Git-Url: https://git.lyx.org/gitweb/?a=commitdiff_plain;h=f323a64fc34b83268b769fe549d1bc5801dd19b3;p=features.git

Adapt code to comment
---

diff --git a/src/graphics/PreviewLoader.cpp b/src/graphics/PreviewLoader.cpp
index f3bf437811..e9b1d47202 100644
--- a/src/graphics/PreviewLoader.cpp
+++ b/src/graphics/PreviewLoader.cpp
@@ -103,13 +103,11 @@ lyx::Converter const * setConverter(string const & from)
 		});
 #else
 	// This is also thread-safe according to §6.7.4 of the C++11 standard.
-	static bool first = true;
-	if (first) {
-		first = false;
-		LYXERR0("PreviewLoader::startLoading()\n"
-			<< "No converter from \"" << from
-			<< "\" format has been defined.");
-	}
+	static bool once = ([&]{
+			LYXERR0("PreviewLoader::startLoading()\n"
+			        << "No converter from \"" << from
+			        << "\" format has been defined.");
+		} (), true);
 #endif
 	return 0;
 }