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authorZbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl>2020-11-12 11:26:36 +0100
committerZbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl>2020-11-12 11:29:03 +0100
commit141fdc8ada1c265509668bb68e315a8dcec84fbe (patch)
tree394a9f3ed08a4b80d640d72602b2e79a7d41d76f /man/sd_bus_call.xml
parentd7aa78c32f076c305ceeb183fc06eb1de0960deb (diff)
parent6b44ad0bf8e6e9ddfbc6e998e67c2937140ff809 (diff)
downloadsystemd-141fdc8ada1c265509668bb68e315a8dcec84fbe.tar.gz
Merge pull request #17561 from yuwata/manv247-rc2
Diffstat (limited to 'man/sd_bus_call.xml')
-rw-r--r--man/sd_bus_call.xml9
1 files changed, 8 insertions, 1 deletions
diff --git a/man/sd_bus_call.xml b/man/sd_bus_call.xml
index 2c27f934ac..fa0089bd22 100644
--- a/man/sd_bus_call.xml
+++ b/man/sd_bus_call.xml
@@ -104,6 +104,12 @@
<refsect2 id='errors'>
<title>Errors</title>
+ <para>When <function>sd_bus_call()</function> internally receives a D-Bus error reply, it will set
+ <parameter>ret_error</parameter> if it is not <constant>NULL</constant>, and will return a negative
+ value mapped from the error reply, see
+ <citerefentry><refentrytitle>sd_bus_error_get_errno</refentrytitle><manvolnum>3</manvolnum></citerefentry>.
+ </para>
+
<para>Returned errors may indicate the following problems:</para>
<variablelist>
@@ -180,7 +186,8 @@
<citerefentry><refentrytitle>sd_bus_call_method</refentrytitle><manvolnum>3</manvolnum></citerefentry>,
<citerefentry><refentrytitle>sd_bus_call_method_async</refentrytitle><manvolnum>3</manvolnum></citerefentry>,
<citerefentry><refentrytitle>sd_bus_message_new_method_call</refentrytitle><manvolnum>3</manvolnum></citerefentry>,
- <citerefentry><refentrytitle>sd_bus_message_append</refentrytitle><manvolnum>3</manvolnum></citerefentry>
+ <citerefentry><refentrytitle>sd_bus_message_append</refentrytitle><manvolnum>3</manvolnum></citerefentry>,
+ <citerefentry><refentrytitle>sd_bus_error</refentrytitle><manvolnum>3</manvolnum></citerefentry>
</para>
</refsect1>