Add comment on the cleanup spam section

[git.ikiwiki.info.git] / doc / usage.mdwn

diff --git a/doc/usage.mdwn b/doc/usage.mdwn
index db1e36a10b109077ac5e1f55ffd6ce0ce001f1d4..840d105d2e5517e579f00ae67efe49f8f3bf3016 100644 (file)
--- a/doc/usage.mdwn
+++ b/doc/usage.mdwn
@@ -32,14 +32,22 @@ These options control the mode that ikiwiki operates in.
 
 * --setup setupfile
 
-  In setup mode, ikiwiki reads the config file, which is really a perl
-  program that can call ikiwiki internal functions.
-
   The default action when --setup is specified is to automatically generate
   wrappers for a wiki based on data in a setup file, and rebuild the wiki.
   If you only want to build any changed pages, you can use --refresh with
   --setup.
 
+* --changesetup setupfile
+
+  Reads the setup file, adds any configuration changes specified by other
+  options, and writes the new configuration back to the setup file. Also
+  updates any configured wrappers. In this mode, the wiki is not fully
+  rebuilt, unless you also add --rebuild.
+
+  Example, to enable some plugins:
+
+       ikiwiki --changesetup ~/ikiwiki.setup --plugin goodstuff --plugin calendar
+
 * --dumpsetup setupfile
 
   Causes ikiwiki to write to the specified setup file, dumping out
@@ -120,10 +128,11 @@ also be configured using a setup file.
 
 * --templatedir dir
 
-  Specify the directory that the page [[templates|wikitemplates]] are stored in.
+  Specify the directory that [[templates|templates]] are stored in.
   Default is `/usr/share/ikiwiki/templates`, or another location as configured at
   build time. If the templatedir is changed, missing templates will still
-  be searched for in the default location as a fallback.
+  be searched for in the default location as a fallback. Templates can also be
+  placed in the "templates/" subdirectory of the srcdir.
 
   Note that if you choose to copy and modify ikiwiki's templates, you will need
   to be careful to keep them up to date when upgrading to new versions of
@@ -320,18 +329,16 @@ also be configured using a setup file.
   intercepted. If you enable this option then you must run at least the 
   CGI portion of ikiwiki over SSL.
 
-* --getctime
+* --gettime, --no-gettime
 
-  Pull creation time for each new page out of the revision control
-  system. This rarely used option provides a way to get the real creation
-  times of items in weblogs, such as when building a wiki from a new
-  VCS checkout. It is unoptimised and quite slow. It is best used
-  with --rebuild, to force ikiwiki to get the ctime for all pages.
+  Extract creation and modification times for each new page from the
+  the revision control's log. This is done automatically when building a
+  wiki for the first time, so you normally do not need to use this option.
 
 * --set var=value
   
   This allows setting an arbitrary configuration variable, the same as if it
-  were set via a setup file. Since most options commonly used options can be
+  were set via a setup file. Since most commonly used options can be
   configured using command-line switches, you will rarely need to use this.
 
 * --set-yaml var=value