man: clarify sd_bus_e_get_errno with NULL arg

This commit is contained in:
Zbigniew Jędrzejewski-Szmek 2014-01-10 09:10:18 -05:00
parent bc6a623248
commit 3860bb6dbf

View file

@ -297,9 +297,10 @@ along with systemd; If not, see <http://www.gnu.org/licenses/>.
<parameter>format</parameter> and the arguments.</para>
<para><function>sd_bus_error_get_errno</function> is will convert
<structname>e->name</structname> to an errno-like value
using the same rules as <function>sd_bus_error_set</function>.
</para>
<structname>e->name</structname> to an errno-like value using the
same rules as <function>sd_bus_error_set</function>. If
<parameter>e</parameter> is <constant>NULL</constant>, 0 will be
returned.</para>
<para><function>sd_bus_error_copy</function> will initialize
<parameter>dst</parameter> using the values in