On Wed, Sep 2, 2009 at 6:04 AM, Andrew
Ross wrote:
> On Wed, Sep 02, 2009 at 01:06:16AM -0700, Jerry wrote:
>> In example x19c.c, the callback geolocation_labeler for plslabelfunc
>> has an argument named length which is used only in a call to snprintf.
>> The purpose appears to be to be an input t
Jerry,
This argument is passed in by the user (in C) to say how long the
label string (char *label) is to prevent overruns. The output
string must be pre-allocated by the user.
Andrew
On Wed, Sep 02, 2009 at 01:06:16AM -0700, Jerry wrote:
> In example x19c.c, the callback geolocation_labeler
In example x19c.c, the callback geolocation_labeler for plslabelfunc
has an argument named length which is used only in a call to snprintf.
The purpose appears to be to be an input to fix the length of the
string formed by snprintf. I can't find where this argument receives a
value. Trying