bson_vsnprintf()

Synopsis

int
bson_vsnprintf (char       *str,
                size_t      size,
                const char *format,
                va_list     ap) BSON_GNUC_PRINTF (3, 0);

Parameters

str

A location for the resulting string.

size

The size of str in bytes.

format

A printf style format string.

ap

A va_list of parameters for the format.

Description

Like bson_snprintf() but allows for variadic parameters.

Returns

The number of bytes written to str excluding the \0 byte.