From 43ab905823df0ae44607cda41da9c105e009c1e5 Mon Sep 17 00:00:00 2001
From: Werner Koch <wk@gnupg.org>
Date: Thu, 21 Sep 2006 13:30:45 +0000
Subject: Various updates

---
 common/ttyio.c | 85 +++++++++++++++++++++++++++++++++++-----------------------
 1 file changed, 51 insertions(+), 34 deletions(-)

(limited to 'common/ttyio.c')

diff --git a/common/ttyio.c b/common/ttyio.c
index 38883afa5..8b8f8835f 100644
--- a/common/ttyio.c
+++ b/common/ttyio.c
@@ -47,15 +47,10 @@
 #endif
 #include <errno.h>
 #include <ctype.h>
-#ifdef HAVE_LIBREADLINE
-#include <readline/readline.h>
-#include <readline/history.h>
-#endif
-
 
 #include "util.h"
-#include "memory.h"
 #include "ttyio.h"
+#include "common-defs.h"
 
 #define CONTROL_D ('D' - 'A' + 1)
 
@@ -82,6 +77,11 @@ static int no_terminal;
     static int restore_termios;
 #endif
 
+/* Hooks set by gpgrlhelp.c if required. */
+static void (*my_rl_set_completer) (rl_completion_func_t *);
+static void (*my_rl_inhibit_completion) (int);
+static void (*my_rl_cleanup_after_signal) (void);
+
 
 
 /* This is a wrapper around ttyname so that we can use it even when
@@ -181,34 +181,6 @@ init_ttyfp(void)
 }
 
 
-#ifdef HAVE_LIBREADLINE
-void
-tty_enable_completion(rl_completion_func_t *completer)
-{
-/*   if( no_terminal ) */
-/*     return; */
-
-/*   if( !initialized ) */
-/*     init_ttyfp(); */
-
-/*   rl_attempted_completion_function=completer; */
-/*   rl_inhibit_completion=0; */
-}
-
-void
-tty_disable_completion(void)
-{
-/*   if( no_terminal ) */
-/*     return; */
-
-/*   if( !initialized ) */
-/*     init_ttyfp(); */
-
-/*   rl_inhibit_completion=1; */
-}
-#endif /*HAVE_LIBREADLINE*/
-
-
 int
 tty_batchmode( int onoff )
 {
@@ -597,3 +569,48 @@ tty_get_answer_is_yes( const char *prompt )
     xfree(p);
     return yes;
 }
+
+
+/* Called by gnupg_rl_initialize to setup the reradline support. */
+void
+tty_private_set_rl_hooks (void (*set_completer) (rl_completion_func_t*),
+                          void (*inhibit_completion) (int),
+                          void (*cleanup_after_signal) (void))
+{
+  my_rl_set_completer = set_completer;
+  my_rl_inhibit_completion = inhibit_completion;
+  my_rl_cleanup_after_signal = cleanup_after_signal;
+}
+
+
+void
+tty_enable_completion (rl_completion_func_t *completer)
+{
+  if (no_terminal || !my_rl_set_completer )
+    return;
+
+  if (!initialized)
+    init_ttyfp();
+
+  my_rl_set_completer (completer);
+}
+
+void
+tty_disable_completion (void)
+{
+  if (no_terminal || !my_rl_inhibit_completion)
+    return;
+
+  if (!initialized)
+    init_ttyfp();
+
+  my_rl_inhibit_completion (1);
+}
+
+
+void
+tty_cleanup_rl_after_signal (void)
+{
+  if (my_rl_cleanup_after_signal)
+    my_rl_cleanup_after_signal ();
+}
-- 
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