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os: document pnprintf as sigsafe snprintf 

Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
This commit is contained in:
Peter Hutterer 2013-02-18 14:57:58 +10:00
parent c100211034
commit 44fc062f85
1 changed files with 4 additions and 0 deletions
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4
os/log.c
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@ -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 static int
pnprintf(char *string, size_t size, const char *f, va_list args) pnprintf(char *string, size_t size, const char *f, va_list args)
{ {