diff options
Diffstat (limited to 'doc/src')
| -rw-r--r-- | doc/src/sgml/extend.sgml | 29 |
1 files changed, 28 insertions, 1 deletions
diff --git a/doc/src/sgml/extend.sgml b/doc/src/sgml/extend.sgml index 60fa1a8922c..5015002aac8 100644 --- a/doc/src/sgml/extend.sgml +++ b/doc/src/sgml/extend.sgml @@ -935,7 +935,7 @@ include $(PGXS) To use the <acronym>PGXS</acronym> infrastructure for your extension, you must write a simple makefile. In the makefile, you need to set some variables - and finally include the global <acronym>PGXS</acronym> makefile. + and include the global <acronym>PGXS</acronym> makefile. Here is an example that builds an extension module named <literal>isbn_issn</literal>, consisting of a shared library containing some C code, an extension control file, a SQL script, and a documentation @@ -1172,6 +1172,33 @@ include $(PGXS) </caution> <para> + You can also run <literal>make</literal> in a directory outside the source + tree of your extension, if you want to keep the build directory separate. + This procedure is also called a + <indexterm><primary>VPATH</primary></indexterm><firstterm>VPATH</firstterm> + build. Here's how: + <screen> + <userinput>mkdir build_dir</userinput> + <userinput>cd build_dir</userinput> + <userinput>make -f /path/to/extension/source/tree/Makefile</userinput> + <userinput>make -f /path/to/extension/source/tree/Makefile install</userinput> + </screen> + </para> + + <para> + Alternatively, you can set up a directory for a VPATH build in a similar + way to how it is done for the core code. One way to to this is using the + core script <filename>config/prep_buildtree</>. Once this has been done + you can build by setting the <literal>make</literal> variable + <varname>USE_VPATH</varname> like this: + <screen> + <userinput>make USE_VPATH=/path/to/extension/source/tree</userinput> + <userinput>make USE_VPATH=/path/to/extension/source/tree install</userinput> + </screen> + This procedure can work with a greater variety of directory layouts. + </para> + + <para> The scripts listed in the <varname>REGRESS</> variable are used for regression testing of your module, which can be invoked by <literal>make installcheck</literal> after doing <literal>make install</>. For this to |