os: document pnprintf as sigsafe snprintf

Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>

os: document pnprintf as sigsafe snprintf
Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
44fc062f · Peter Hutterer · c1002110 · 44fc062f
Commit 44fc062f authored Feb 18, 2013 by Peter Hutterer
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os/log.c os/log.c +4 -0

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--- a/os/log.c
+++ b/os/log.c
@@ -279,6 +279,10 @@ LogSetParameter(LogParameter param, int value)
    }
 }

+/**
+ * Signal-safe snprintf, with some limitations over snprintf. Be careful
+ * which directives you use.
+ */
 static int
 pnprintf(char *string, size_t size, const char *f, va_list args)
 {