os: document pnprintf as sigsafe snprintf

Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
2013-02-18 14:57:58 +10:00 · 2013-02-18 14:57:58 +10:00 · 44fc062f85
parent c100211034
commit 44fc062f85
1 changed files with 4 additions and 0 deletions
--- 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)
 {