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authorPeter Eisentraut <peter@eisentraut.org>2019-01-11 17:21:45 +0100
committerPeter Eisentraut <peter@eisentraut.org>2019-01-11 17:21:45 +0100
commit8b89a88618dff78dec25f08ee0ca83824b69b34b (patch)
tree3869f55b6a05a31dec0cffb49dde5162421426a6
parent96b8b8b6f9d8de4af01a77797273ad88c7a8e32e (diff)
downloadpostgresql-8b89a88618dff78dec25f08ee0ca83824b69b34b.tar.gz
postgresql-8b89a88618dff78dec25f08ee0ca83824b69b34b.zip
doc: Correct documentation of install-time environment variables
Since approximately PostgreSQL 10, it is no longer required that environment variables at installation time such as PERL, PYTHON, TCLSH be "full path names", so change that phrasing in the installation instructions. (The exact time of change appears to differ for PERL and the others, but it works consistently in PostgreSQL 10.) Also while we're here document the defaults for PERL and PYTHON, but since the search list for TCLSH is so long, let's leave that out so we don't need to maintain a copy of that list in the installation instructions.
-rw-r--r--doc/src/sgml/installation.sgml11
1 files changed, 6 insertions, 5 deletions
diff --git a/doc/src/sgml/installation.sgml b/doc/src/sgml/installation.sgml
index 3c9544cc27c..3b521e73bd4 100644
--- a/doc/src/sgml/installation.sgml
+++ b/doc/src/sgml/installation.sgml
@@ -1484,8 +1484,9 @@ su - postgres
<term><envar>PERL</envar></term>
<listitem>
<para>
- Full path name of the Perl interpreter. This will be used to
- determine the dependencies for building PL/Perl.
+ Perl interpreter program. This will be used to determine the
+ dependencies for building PL/Perl. The default is
+ <command>perl</command>.
</para>
</listitem>
</varlistentry>
@@ -1494,13 +1495,13 @@ su - postgres
<term><envar>PYTHON</envar></term>
<listitem>
<para>
- Full path name of the Python interpreter. This will be used to
+ Python interpreter program. This will be used to
determine the dependencies for building PL/Python. Also,
whether Python 2 or 3 is specified here (or otherwise
implicitly chosen) determines which variant of the PL/Python
language becomes available. See
<xref linkend="plpython-python23"/>
- for more information.
+ for more information. The default is <command>python</command>.
</para>
</listitem>
</varlistentry>
@@ -1509,7 +1510,7 @@ su - postgres
<term><envar>TCLSH</envar></term>
<listitem>
<para>
- Full path name of the Tcl interpreter. This will be used to
+ Tcl interpreter program. This will be used to
determine the dependencies for building PL/Tcl, and it will
be substituted into Tcl scripts.
</para>