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man: clarify sd_bus_e_get_errno with NULL arg
author
Zbigniew Jędrzejewski-Szmek
<zbyszek@in.waw.pl>
Fri, 10 Jan 2014 14:10:18 +0000
(09:10 -0500)
committer
Zbigniew Jędrzejewski-Szmek
<zbyszek@in.waw.pl>
Fri, 10 Jan 2014 14:10:27 +0000
(09:10 -0500)
man/sd_bus_error.xml
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diff --git
a/man/sd_bus_error.xml
b/man/sd_bus_error.xml
index 38bc30311b1d8c56b7f07c30c5f4ab91f57dc8b0..2d6be1e5d33e725c56545e5df70fa28e612db803 100644
(file)
--- a/
man/sd_bus_error.xml
+++ b/
man/sd_bus_error.xml
@@
-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
<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
<para><function>sd_bus_error_copy</function> will initialize
<parameter>dst</parameter> using the values in