# bson_snprintf()

## Synopsis

    int
    bson_snprintf (char       *str,
                   size_t      size,
                   const char *format,
                   ...) BSON_GNUC_PRINTF (3, 4);

## Parameters

str | The destination buffer.
size | The size of str.
format | A printf style format string.

## Description

This is a portable wrapper around snprintf(). It also enforces a trailing \0 in the resulting string.

## Returns

The number of bytes written to str.