LogInit: make stderr line-buffered

Make sure everything gets logged right away. No delays because stdio's buffer is not yet full.

LogInit: make stderr line-buffered
90709b33 · Max Kellermann · 81f17d10 · 90709b33
Commit 90709b33 authored Dec 17, 2014 by Max Kellermann
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LogInit.cxx src/LogInit.cxx +3 -0

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--- a/src/LogInit.cxx
+++ b/src/LogInit.cxx
@@ -111,6 +111,9 @@ log_early_init(bool verbose)
 #ifdef ANDROID
 	(void)verbose;
 #else
+	/* force stderr to be line-buffered */
+	setvbuf(stderr, nullptr, _IOLBF, 0);
+
 	if (verbose)
 		SetLogThreshold(LogLevel::DEBUG);
 #endif