Add gcc commands to build a plugin to the HowTo.

git-svn-id: https://geany.svn.sourceforge.net/svnroot/geany/trunk@4531 ea778897-0a13-0410-b9d1-a72fbfd435f5

ChangeLog

@@ -1,3 +1,9 @@
+2010-01-18  Nick Treleaven  <nick(dot)treleaven(at)btinternet(dot)com>
+
+ * doc/plugins.dox:
+   Add gcc commands to build a plugin to the HowTo.
+
+
 2010-01-17  Enrico Tröger  <enrico(dot)troeger(at)uvena(dot)de>
 
  * scripts/plugin_test.c:

doc/plugins.dox

@@ -481,6 +481,20 @@ void plugin_cleanup(void)
 }
  *  @endcode
  *
+ * @section building Building
+ * @code gcc -c plugin.c -fPIC `pkg-config --cflags geany` @endcode
+ *
+ * to make plugin.o, then:
+ *
+ * @code gcc plugin.o -o plugin.so -shared `pkg-config --libs geany`@endcode
+ *
+ * to make the plugin library plugin.so (or plugin.dll on Windows).
+ *
+ * Then just put the library into one of the paths Geany looks for plugins in, e.g. $prefix/lib/geany.
+ * See @ref paths "Installation paths" for details.
+ *
+ * @section realfunc Real functionality
+ *
  *  If you think this plugin seems not to implement any functionality right now and only wastes
  *  some memory, you are right. But it should compile and load/unload in Geany nicely.
  *  Now you have the very basic layout of a new plugin. Great, isn't it?