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| author | Eric S. Raymond <esr@thyrsus.com> | 2005-06-28 13:53:05 +0000 |
|---|---|---|
| committer | Eric S. Raymond <esr@thyrsus.com> | 2005-06-28 13:53:05 +0000 |
| commit | fe4080db6fdd4efd1c4e0ff26f00823a17d6c773 (patch) | |
| tree | f544ef04561ec61a302bf82069127fdd2182d30c /libgpsd.xml | |
| parent | e1151850476780e284ba91b02ab3290fde7aa432 (diff) | |
| download | gpsd-fe4080db6fdd4efd1c4e0ff26f00823a17d6c773.tar.gz | |
Clean up after FIONREAD removal.
Diffstat (limited to 'libgpsd.xml')
| -rw-r--r-- | libgpsd.xml | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/libgpsd.xml b/libgpsd.xml index 42026372..b5c7f550 100644 --- a/libgpsd.xml +++ b/libgpsd.xml @@ -133,7 +133,8 @@ activity requiring the GPS, and re-acquire it later.</para> <para><function>gpsd_poll()</function> queries the GPS and updates the part of the session structure that holds position, speed, GPS signal quality, and other data returned -by the GPS. It returns a mask describing which fields have changed.</para> +by the GPS. It returns a mask describing which fields have changed. +This function will not block if no GPS data is waiting.</para> <para><function>gpsd_wrap()</function> ends the session, implicitly performing a @@ -148,7 +149,7 @@ and 2 or higher for debugging messages.</para> <para>The low-level functions do not allocate or free any dynamic storage. They can thus be used in a long-running application (such as <citerefentry><refentrytitle>gpsd</refentrytitle><manvolnum>8</manvolnum></citerefentry> -itself) with a guarantee that thwy won't cause memory leaks.</para> +itself) with a guarantee that they won't cause memory leaks.</para> </refsect1> |