Add support for the Ubuntu 'command-no-found' handler, which suggests…

… a package to install in order to get a command.

darcs-hash:20080114223124-75c98-ab1658d54086394cf13f3a6210543c0b790362c4.gz

event.c

@@ -704,9 +704,11 @@ void event_free( event_t *e )
 }
 
 
-void event_fire_generic(const wchar_t *name)
+void event_fire_generic_internal(const wchar_t *name, ...)
 {
 	event_t ev;
+	va_list va;
+	wchar_t *arg;
 
 	CHECK( name, );
 
@@ -715,6 +717,13 @@ void event_fire_generic(const wchar_t *name)
 	ev.function_name=0;
 
 	al_init( &ev.arguments );
+	va_start( va, name );
+	while( (arg=va_arg(va, wchar_t *) )!= 0 )
+	{
+		al_push( &ev.arguments, arg );
+	}
+	va_end( va );
+
 	event_fire( &ev );
 }
 

event.h

@@ -164,7 +164,8 @@ const wchar_t *event_get_desc( event_t *e );
 /**
    Fire a generic event with the specified name
 */
-void event_fire_generic(const wchar_t *name);
+#define event_fire_generic( ... ) event_fire_generic_internal( __VA_ARGS__, (void *)0 )
 
+void event_fire_generic_internal(const wchar_t *name,...);
 
 #endif

parser.c

@@ -2086,6 +2086,7 @@ static int parse_job( process_t *p,
 						current_tokenizer_pos=tmp;
 
 						job_set_flag( j, JOB_SKIP, 1 );
+						event_fire_generic(L"fish_command_not_found", (wchar_t *)al_get( args, 0 ) );
 						proc_set_last_status( err==ENOENT?STATUS_UNKNOWN_COMMAND:STATUS_NOT_EXECUTABLE );
 					}
 				}

share/functions/__fish_config_interactive.fish

@@ -209,5 +209,11 @@ function __fish_config_interactive -d "Initializations that should be performed
 		commandline -f repaint
 	end
 
+	if test -f /usr/lib/command-not-found $argv
+		function fish_command_not_found_handler --on-event fish_command_not_found
+			/usr/lib/command-not-found $argv
+                end
+	end
+
 end