From f3e1e6619655bf219131d93ec85348cad75c7f12 Mon Sep 17 00:00:00 2001
From: Tom Lane
Date: Wed, 9 Sep 2020 11:53:39 -0400
Subject: Minor fixes in docs and error messages.

Alexander Lakhin

Discussion: https://postgr.es/m/ce7debdd-c943-d7a7-9b41-687107b27831@gmail.com
---
 doc/src/sgml/bgworker.sgml | 20 ++++++++++++--------
 doc/src/sgml/btree.sgml    |  2 +-
 doc/src/sgml/intarray.sgml |  2 +-
 3 files changed, 14 insertions(+), 10 deletions(-)

(limited to 'doc/src')

diff --git a/doc/src/sgml/bgworker.sgml b/doc/src/sgml/bgworker.sgml
index 6e1cf121de0..7fd673ab54e 100644
--- a/doc/src/sgml/bgworker.sgml
+++ b/doc/src/sgml/bgworker.sgml
@@ -34,14 +34,18 @@
   <productname>PostgreSQL</productname> is started by including the module name in
   <varname>shared_preload_libraries</varname>.  A module wishing to run a background
   worker can register it by calling
-  <function>RegisterBackgroundWorker(<type>BackgroundWorker *worker</type>)</function>
-  from its <function>_PG_init()</function>.  Background workers can also be started
-  after the system is up and running by calling the function
-  <function>RegisterDynamicBackgroundWorker(<type>BackgroundWorker
-  *worker, BackgroundWorkerHandle **handle</type>)</function>.  Unlike
-  <function>RegisterBackgroundWorker</function>, which can only be called from within
-  the postmaster, <function>RegisterDynamicBackgroundWorker</function> must be
-  called from a regular backend or another background worker.
+  <function>RegisterBackgroundWorker(<type>BackgroundWorker</type>
+  *<parameter>worker</parameter>)</function>
+  from its <function>_PG_init()</function> function.
+  Background workers can also be started
+  after the system is up and running by calling
+  <function>RegisterDynamicBackgroundWorker(<type>BackgroundWorker</type>
+  *<parameter>worker</parameter>, <type>BackgroundWorkerHandle</type>
+  **<parameter>handle</parameter>)</function>.  Unlike
+  <function>RegisterBackgroundWorker</function>, which can only be called from
+  within the postmaster process,
+  <function>RegisterDynamicBackgroundWorker</function> must be called
+  from a regular backend or another background worker.
  </para>
 
  <para>
diff --git a/doc/src/sgml/btree.sgml b/doc/src/sgml/btree.sgml
index 435b7cb24da..20cabe921fb 100644
--- a/doc/src/sgml/btree.sgml
+++ b/doc/src/sgml/btree.sgml
@@ -263,7 +263,7 @@
    </listitem>
   </varlistentry>
   <varlistentry>
-   <term><function>inrange</function></term>
+   <term><function>in_range</function></term>
    <listitem>
     <indexterm>
      <primary>in_range support functions</primary>
diff --git a/doc/src/sgml/intarray.sgml b/doc/src/sgml/intarray.sgml
index c8db87e97df..af44c7b2142 100644
--- a/doc/src/sgml/intarray.sgml
+++ b/doc/src/sgml/intarray.sgml
@@ -453,7 +453,7 @@
 -- a message can be in one or more <quote>sections</quote>
 CREATE TABLE message (mid INT PRIMARY KEY, sections INT[], ...);
 
--- create specialized index with sigature length of 32 bytes
+-- create specialized index with signature length of 32 bytes
 CREATE INDEX message_rdtree_idx ON message USING GIST (sections gist__int_ops(siglen=32));
 
 -- select messages in section 1 OR 2 - OVERLAP operator
-- 
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