log: Do not assume the TERM variable is always set

4ede1862 · Luca Barbato · Vittorio Giovara · 42ba1c51 · 4ede1862
Commit 4ede1862 authored Apr 03, 2014 by Luca Barbato Committed by Vittorio Giovara Apr 03, 2014
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log.c libavutil/log.c +1 -1

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--- a/libavutil/log.c
+++ b/libavutil/log.c
@@ -74,7 +74,7 @@ static void check_color_terminal(void)
    char *term = getenv("TERM");
    use_color = !getenv("NO_COLOR") && !getenv("AV_LOG_FORCE_NOCOLOR") &&
                (getenv("TERM") && isatty(2) || getenv("AV_LOG_FORCE_COLOR"));
-    use_color += !!strstr(term, "256color") ;
+    use_color += term && strstr(term, "256color");
 #else
    use_color = getenv("AV_LOG_FORCE_COLOR") && !getenv("NO_COLOR") &&
               !getenv("AV_LOG_FORCE_NOCOLOR");