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-rw-r--r--degesch.c69
1 files changed, 56 insertions, 13 deletions
diff --git a/degesch.c b/degesch.c
index e09f4cb..4c5afbb 100644
--- a/degesch.c
+++ b/degesch.c
@@ -446,7 +446,7 @@ static void
app_readline_hide (struct app_readline_state *state)
{
state->saved_point = rl_point;
- state->saved_point = rl_mark;
+ state->saved_mark = rl_mark;
state->saved_line = rl_copy_text (0, rl_end);
rl_set_prompt ("");
rl_replace_line ("", 0);
@@ -464,6 +464,16 @@ app_readline_restore (struct app_readline_state *state, const char *prompt)
free (state->saved_line);
}
+static void
+app_readline_erase_to_bol (const char *prompt)
+{
+ rl_set_prompt ("");
+ rl_replace_line ("", 0);
+ rl_point = rl_mark = 0;
+ rl_redisplay ();
+ rl_set_prompt (prompt);
+}
+
// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
typedef int (*terminal_printer_fn) (int);
@@ -1045,10 +1055,10 @@ initiate_quit (struct app_context *ctx)
{
// First get rid of readline
if (ctx->readline_prompt_shown)
- rl_crlf ();
-
- rl_callback_handler_remove ();
- ctx->readline_prompt_shown = false;
+ {
+ app_readline_erase_to_bol (ctx->readline_prompt);
+ ctx->readline_prompt_shown = false;
+ }
// Initiate a connection close
buffer_send_status (ctx, ctx->global_buffer, "shutting down");
@@ -1442,6 +1452,37 @@ on_readline_next_buffer (int count, int key)
}
static int
+on_readline_return (int count, int key)
+{
+ (void) count;
+ (void) key;
+
+ struct app_context *ctx = g_ctx;
+
+ // Let readline pass the line to our input handler
+ rl_done = 1;
+
+ // Save readline state
+ int saved_point = rl_point;
+ int saved_mark = rl_mark;
+ char *saved_line = rl_copy_text (0, rl_end);
+
+ // Erase the entire line from screen
+ rl_set_prompt ("");
+ rl_replace_line ("", 0);
+ rl_redisplay ();
+ ctx->readline_prompt_shown = false;
+
+ // Restore readline state
+ rl_set_prompt (ctx->readline_prompt);
+ rl_replace_line (saved_line, 0);
+ rl_point = saved_point;
+ rl_mark = saved_mark;
+ free (saved_line);
+ return 0;
+}
+
+static int
init_readline (void)
{
// TODO: maybe use rl_make_bare_keymap() and start from there;
@@ -1464,6 +1505,8 @@ init_readline (void)
rl_bind_keyseq ("\\M-p", rl_named_function ("previous-history"));
rl_bind_keyseq ("\\M-n", rl_named_function ("next-history"));
+ rl_bind_key (RETURN, on_readline_return);
+
return 0;
}
@@ -2233,9 +2276,6 @@ on_tty_readable (const struct pollfd *fd, struct app_context *ctx)
static void
on_readline_input (char *line)
{
- // Otherwise the prompt is shown at all times
- g_ctx->readline_prompt_shown = false;
-
if (line)
{
if (*line)
@@ -2245,11 +2285,15 @@ on_readline_input (char *line)
free (line);
}
else
- // Anything better to do?
- rl_crlf ();
+ {
+ app_readline_erase_to_bol (g_ctx->readline_prompt);
+ rl_ding ();
+ }
- // initiate_quit() disables readline; we just wait then
- if (!g_ctx->quitting)
+ if (g_ctx->quitting)
+ rl_callback_handler_remove ();
+ else
+ // initiate_quit() disables readline; we just wait then
g_ctx->readline_prompt_shown = true;
}
@@ -2584,7 +2628,6 @@ main (int argc, char *argv[])
if (ctx.readline_prompt_shown)
rl_callback_handler_remove ();
- putchar ('\n');
app_context_free (&ctx);
free_terminal ();