prune: do not prune beyond an optional base directory, and add a test

[git.ikiwiki.info.git] / IkiWiki / Setup.pm

diff --git a/IkiWiki/Setup.pm b/IkiWiki/Setup.pm
index 5b77a6471111d28a0090a769d1c3cbac804e6792..48f3d4634da0371f988ba16ae1107849fcd24172 100644 (file)
--- a/IkiWiki/Setup.pm
+++ b/IkiWiki/Setup.pm
@@ -75,7 +75,8 @@ sub dump ($) {
        }
        else {
                waitpid $pid, 0;
-               exit $? if $?;
+               exit($? >> 8) if $? >> 8;
+               exit(1) if $?;
        }
 }
 
@@ -123,6 +124,27 @@ sub merge ($) {
        }
 }
 
+sub disabled_plugins (@) {
+       # Handles running disable hooks of plugins that were enabled
+       # previously, but got disabled when a new setup file was loaded.
+       if (exists $config{setupfile} && @_) {
+               # Fork a child to load the disabled plugins.
+               my $pid=fork();
+               if ($pid == 0) {
+                       foreach my $plugin (@_) {
+                               eval { IkiWiki::loadplugin($plugin, 1) };
+                               if (exists $IkiWiki::hooks{disable}{$plugin}{call}) {
+                                       eval { $IkiWiki::hooks{disable}{$plugin}{call}->() };
+                               }
+                       }
+                       exit(0);
+               }
+               else {
+                       waitpid $pid, 0;
+               }
+       }
+}
+
 sub getsetup () {
        # Gets all available setup data from all plugins. Returns an
        # ordered list of [plugin, setup] pairs.
@@ -133,6 +155,7 @@ sub getsetup () {
         $config{syslog}=undef;
 
        # Load all plugins, so that all setup options are available.
+       my %original_loaded_plugins=%IkiWiki::loaded_plugins;
        my @plugins=IkiWiki::listplugins();
        foreach my $plugin (@plugins) {
                eval { IkiWiki::loadplugin($plugin, 1) };
@@ -140,6 +163,7 @@ sub getsetup () {
                        my @s=eval { $IkiWiki::hooks{checkconfig}{$plugin}{call}->() };
                }
        }
+       %IkiWiki::loaded_plugins=%original_loaded_plugins;
        
        my %sections;
        foreach my $plugin (@plugins) {