core: add option `split_return` in command `/input` (closes #1916)

18 files changed, 167 insertions, 33 deletions

diff --git a/ChangeLog.adoc b/ChangeLog.adoc
index 07b2e27e7..220733fff 100644
--- a/ChangeLog.adoc
+++ b/ChangeLog.adoc
@@ -24,6 +24,7 @@ New features::
   * core: render newline characters in chat line messages (issue #1908)
   * core: don't split on newline characters in printf_date_tags when input_multiline is set (issue #1909)
   * core: add key @kbd:[l] in cursor mode to quote line, add variable "_chat_focused_line" in function hashtable sent to hook_focus callback (issue #1913, issue #1914)
+  * core: add option `split_return` in command `/input` (issue #1916)
   * core: add command `/reset` to reset options to their default values
   * core: add option `rename` in command `/bar`
   * core: add relative move of read marker with `/buffer set unread [+/-]N` (issue #1895)
diff --git a/po/cs.po b/po/cs.po
index a2fbbc992..7a71ba32f 100644
--- a/po/cs.po
+++ b/po/cs.po
@@ -21,7 +21,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: WeeChat\n"
 "Report-Msgid-Bugs-To: flashcode@flashtux.org\n"
-"POT-Creation-Date: 2023-04-22 08:03+0200\n"
+"POT-Creation-Date: 2023-04-25 22:07+0200\n"
 "PO-Revision-Date: 2023-03-25 21:13+0100\n"
 "Last-Translator: Ondřej Súkup <mimi.vx@gmail.com>\n"
 "Language-Team: weechat-dev <weechat-dev@nongnu.org>\n"
@@ -1851,6 +1851,8 @@ msgstr "<action> [<argumenty>]"
 msgid ""
 "list of actions:\n"
 "  return: simulate key \"enter\"\n"
+"  split_return: split input on newlines then simulate key \"enter\" for each "
+"line\n"
 "  complete_next: complete word with next completion\n"
 "  complete_previous: complete word with previous completion\n"
 "  search_text_here: search text in buffer at current position\n"
diff --git a/po/de.po b/po/de.po
index b40a816ee..a1c45dbe3 100644
--- a/po/de.po
+++ b/po/de.po
@@ -26,7 +26,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: WeeChat\n"
 "Report-Msgid-Bugs-To: flashcode@flashtux.org\n"
-"POT-Creation-Date: 2023-04-22 08:03+0200\n"
+"POT-Creation-Date: 2023-04-25 22:07+0200\n"
 "PO-Revision-Date: 2023-04-22 09:33+0200\n"
 "Last-Translator: Nils Görs <weechatter@arcor.de>\n"
 "Language-Team: German - Germany <weechatter@arcor.de>\n"
@@ -2273,9 +2273,67 @@ msgstr "Funktionen für die Befehlszeile"
 msgid "<action> [<arguments>]"
 msgstr "<action> [<arguments>]"
 
+#, fuzzy
+#| msgid ""
+#| "list of actions:\n"
+#| "  return: simulate key \"enter\"\n"
+#| "  complete_next: complete word with next completion\n"
+#| "  complete_previous: complete word with previous completion\n"
+#| "  search_text_here: search text in buffer at current position\n"
+#| "  search_text: search text in buffer\n"
+#| "  search_switch_case: switch exact case for search\n"
+#| "  search_switch_regex: switch search type: string/regular expression\n"
+#| "  search_switch_where: switch search in messages/prefixes\n"
+#| "  search_previous: search previous line\n"
+#| "  search_next: search next line\n"
+#| "  search_stop_here: stop search at current position\n"
+#| "  search_stop: stop search\n"
+#| "  delete_previous_char: delete previous char\n"
+#| "  delete_next_char: delete next char\n"
+#| "  delete_previous_word: delete previous word\n"
+#| "  delete_previous_word_whitespace: delete previous word (until "
+#| "whitespace)\n"
+#| "  delete_next_word: delete next word\n"
+#| "  delete_beginning_of_line: delete from beginning of line until cursor\n"
+#| "  delete_beginning_of_input: delete from beginning of input until cursor\n"
+#| "  delete_end_of_line: delete from cursor until end of line\n"
+#| "  delete_end_of_input: delete from cursor until end of input\n"
+#| "  delete_line: delete current line\n"
+#| "  delete_input: delete entire input\n"
+#| "  clipboard_paste: paste from the internal clipboard\n"
+#| "  transpose_chars: transpose two chars\n"
+#| "  undo: undo last command line action\n"
+#| "  redo: redo last command line action\n"
+#| "  move_beginning_of_line: move cursor to beginning of line\n"
+#| "  move_beginning_of_input: move cursor to beginning of input\n"
+#| "  move_end_of_line: move cursor to end of line\n"
+#| "  move_end_of_input: move cursor to end of input\n"
+#| "  move_previous_char: move cursor to previous char\n"
+#| "  move_next_char: move cursor to next char\n"
+#| "  move_previous_word: move cursor to previous word\n"
+#| "  move_next_word: move cursor to next word\n"
+#| "  move_previous_line: move cursor to previous line\n"
+#| "  move_next_line: move cursor to next line\n"
+#| "  history_previous: recall previous command in current buffer history\n"
+#| "  history_next: recall next command in current buffer history\n"
+#| "  history_global_previous: recall previous command in global history\n"
+#| "  history_global_next: recall next command in global history\n"
+#| "  grab_key: grab a key (optional argument: delay for end of grab, default "
+#| "is 500 milliseconds)\n"
+#| "  grab_key_command: grab a key with its associated command (optional "
+#| "argument: delay for end of grab, default is 500 milliseconds)\n"
+#| "  grab_mouse: grab mouse event code\n"
+#| "  grab_mouse_area: grab mouse event code with area\n"
+#| "  insert: insert text in command line (escaped chars are allowed, see /"
+#| "help print)\n"
+#| "  send: send text to the buffer\n"
+#| "\n"
+#| "This command is used by key bindings or plugins."
 msgid ""
 "list of actions:\n"
 "  return: simulate key \"enter\"\n"
+"  split_return: split input on newlines then simulate key \"enter\" for each "
+"line\n"
 "  complete_next: complete word with next completion\n"
 "  complete_previous: complete word with previous completion\n"
 "  search_text_here: search text in buffer at current position\n"
diff --git a/po/es.po b/po/es.po
index 73d0b04ff..cb96ba360 100644
--- a/po/es.po
+++ b/po/es.po
@@ -22,7 +22,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: WeeChat\n"
 "Report-Msgid-Bugs-To: flashcode@flashtux.org\n"
-"POT-Creation-Date: 2023-04-22 08:03+0200\n"
+"POT-Creation-Date: 2023-04-25 22:07+0200\n"
 "PO-Revision-Date: 2023-03-25 21:13+0100\n"
 "Last-Translator: Santiago Forero <santiago@forero.xyz>\n"
 "Language-Team: weechat-dev <weechat-dev@nongnu.org>\n"
@@ -2318,6 +2318,8 @@ msgstr "<acción> [<argumentos>]"
 msgid ""
 "list of actions:\n"
 "  return: simulate key \"enter\"\n"
+"  split_return: split input on newlines then simulate key \"enter\" for each "
+"line\n"
 "  complete_next: complete word with next completion\n"
 "  complete_previous: complete word with previous completion\n"
 "  search_text_here: search text in buffer at current position\n"
diff --git a/po/fr.po b/po/fr.po
index 6c193f6a1..d7410d870 100644
--- a/po/fr.po
+++ b/po/fr.po
@@ -21,8 +21,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: WeeChat\n"
 "Report-Msgid-Bugs-To: flashcode@flashtux.org\n"
-"POT-Creation-Date: 2023-04-22 08:03+0200\n"
-"PO-Revision-Date: 2023-04-22 08:04+0200\n"
+"POT-Creation-Date: 2023-04-25 22:07+0200\n"
+"PO-Revision-Date: 2023-04-25 22:07+0200\n"
 "Last-Translator: Sébastien Helleu <flashcode@flashtux.org>\n"
 "Language-Team: weechat-dev <weechat-dev@nongnu.org>\n"
 "Language: fr\n"
@@ -2232,6 +2232,8 @@ msgstr "<action> [<paramètres>]"
 msgid ""
 "list of actions:\n"
 "  return: simulate key \"enter\"\n"
+"  split_return: split input on newlines then simulate key \"enter\" for each "
+"line\n"
 "  complete_next: complete word with next completion\n"
 "  complete_previous: complete word with previous completion\n"
 "  search_text_here: search text in buffer at current position\n"
@@ -2286,6 +2288,8 @@ msgid ""
 msgstr ""
 "liste des actions :\n"
 "  return : simuler la touche \"entrée\"\n"
+"  split_return : découper la ligne de commande sur les caractères de retour "
+"chariot puis simuler la touche \"entrée\" pour chaque ligne\n"
 "  complete_next : compléter le mot avec la complétion suivante\n"
 "  complete_previous : compléter le mot avec la complétion précédente\n"
 "  search_text_here : chercher du texte dans le tampon à la position "
diff --git a/po/hu.po b/po/hu.po
index 1b231f187..36e9effaa 100644
--- a/po/hu.po
+++ b/po/hu.po
@@ -20,7 +20,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: WeeChat\n"
 "Report-Msgid-Bugs-To: flashcode@flashtux.org\n"
-"POT-Creation-Date: 2023-04-22 08:03+0200\n"
+"POT-Creation-Date: 2023-04-25 22:07+0200\n"
 "PO-Revision-Date: 2022-10-15 22:51+0200\n"
 "Last-Translator: Andras Voroskoi <voroskoi@frugalware.org>\n"
 "Language-Team: weechat-dev <weechat-dev@nongnu.org>\n"
@@ -1718,6 +1718,8 @@ msgstr "fogadó típusa [paraméterek]"
 msgid ""
 "list of actions:\n"
 "  return: simulate key \"enter\"\n"
+"  split_return: split input on newlines then simulate key \"enter\" for each "
+"line\n"
 "  complete_next: complete word with next completion\n"
 "  complete_previous: complete word with previous completion\n"
 "  search_text_here: search text in buffer at current position\n"
diff --git a/po/it.po b/po/it.po
index 8f8d9687f..8e92394b5 100644
--- a/po/it.po
+++ b/po/it.po
@@ -20,7 +20,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: WeeChat\n"
 "Report-Msgid-Bugs-To: flashcode@flashtux.org\n"
-"POT-Creation-Date: 2023-04-22 08:03+0200\n"
+"POT-Creation-Date: 2023-04-25 22:07+0200\n"
 "PO-Revision-Date: 2023-03-25 21:13+0100\n"
 "Last-Translator: Esteban I. Ruiz Moreno <exio4.com@gmail.com>\n"
 "Language-Team: weechat-dev <weechat-dev@nongnu.org>\n"
@@ -1913,6 +1913,8 @@ msgstr "<azioni> [<argomenti>]"
 msgid ""
 "list of actions:\n"
 "  return: simulate key \"enter\"\n"
+"  split_return: split input on newlines then simulate key \"enter\" for each "
+"line\n"
 "  complete_next: complete word with next completion\n"
 "  complete_previous: complete word with previous completion\n"
 "  search_text_here: search text in buffer at current position\n"
diff --git a/po/ja.po b/po/ja.po
index 00fb1db62..ba7b859fa 100644
--- a/po/ja.po
+++ b/po/ja.po
@@ -20,7 +20,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: WeeChat\n"
 "Report-Msgid-Bugs-To: flashcode@flashtux.org\n"
-"POT-Creation-Date: 2023-04-22 08:03+0200\n"
+"POT-Creation-Date: 2023-04-25 22:07+0200\n"
 "PO-Revision-Date: 2023-03-25 21:13+0100\n"
 "Last-Translator: AYANOKOUZI, Ryuunosuke <i38w7i3@yahoo.co.jp>\n"
 "Language-Team: Japanese <https://github.com/l/weechat/tree/master/"
@@ -2234,6 +2234,8 @@ msgstr "<action> [<arguments>]"
 msgid ""
 "list of actions:\n"
 "  return: simulate key \"enter\"\n"
+"  split_return: split input on newlines then simulate key \"enter\" for each "
+"line\n"
 "  complete_next: complete word with next completion\n"
 "  complete_previous: complete word with previous completion\n"
 "  search_text_here: search text in buffer at current position\n"
diff --git a/po/pl.po b/po/pl.po
index 8b014c9cc..202ca2f07 100644
--- a/po/pl.po
+++ b/po/pl.po
@@ -22,7 +22,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: WeeChat\n"
 "Report-Msgid-Bugs-To: flashcode@flashtux.org\n"
-"POT-Creation-Date: 2023-04-22 08:03+0200\n"
+"POT-Creation-Date: 2023-04-25 22:07+0200\n"
 "PO-Revision-Date: 2023-04-13 20:09+0200\n"
 "Last-Translator: Krzysztof Korościk <soltys@soltys.info>\n"
 "Language-Team: Polish <kde-i18n-doc@kde.org>\n"
@@ -2530,6 +2530,8 @@ msgstr "<akcja> [<argumenty>]"
 msgid ""
 "list of actions:\n"
 "  return: simulate key \"enter\"\n"
+"  split_return: split input on newlines then simulate key \"enter\" for each "
+"line\n"
 "  complete_next: complete word with next completion\n"
 "  complete_previous: complete word with previous completion\n"
 "  search_text_here: search text in buffer at current position\n"
diff --git a/po/pt.po b/po/pt.po
index 6e711a36d..122f6aef4 100644
--- a/po/pt.po
+++ b/po/pt.po
@@ -20,7 +20,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: WeeChat\n"
 "Report-Msgid-Bugs-To: flashcode@flashtux.org\n"
-"POT-Creation-Date: 2023-04-22 08:03+0200\n"
+"POT-Creation-Date: 2023-04-25 22:07+0200\n"
 "PO-Revision-Date: 2023-03-25 21:13+0100\n"
 "Last-Translator: Vasco Almeida <vascomalmeida@sapo.pt>\n"
 "Language-Team: Portuguese <>\n"
@@ -2222,6 +2222,8 @@ msgstr "<ação> [<argumentos>]"
 msgid ""
 "list of actions:\n"
 "  return: simulate key \"enter\"\n"
+"  split_return: split input on newlines then simulate key \"enter\" for each "
+"line\n"
 "  complete_next: complete word with next completion\n"
 "  complete_previous: complete word with previous completion\n"
 "  search_text_here: search text in buffer at current position\n"
diff --git a/po/pt_BR.po b/po/pt_BR.po
index db8cb1328..d59a7294a 100644
--- a/po/pt_BR.po
+++ b/po/pt_BR.po
@@ -21,7 +21,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: WeeChat\n"
 "Report-Msgid-Bugs-To: flashcode@flashtux.org\n"
-"POT-Creation-Date: 2023-04-22 08:03+0200\n"
+"POT-Creation-Date: 2023-04-25 22:07+0200\n"
 "PO-Revision-Date: 2023-03-25 21:13+0100\n"
 "Last-Translator: Érico Nogueira <ericonr@disroot.org>\n"
 "Language-Team: weechat-dev <weechat-dev@nongnu.org>\n"
@@ -1987,6 +1987,8 @@ msgstr "<ação> [<argumentos>]"
 msgid ""
 "list of actions:\n"
 "  return: simulate key \"enter\"\n"
+"  split_return: split input on newlines then simulate key \"enter\" for each "
+"line\n"
 "  complete_next: complete word with next completion\n"
 "  complete_previous: complete word with previous completion\n"
 "  search_text_here: search text in buffer at current position\n"
diff --git a/po/ru.po b/po/ru.po
index a12d6cdf1..55de171ca 100644
--- a/po/ru.po
+++ b/po/ru.po
@@ -21,7 +21,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: WeeChat\n"
 "Report-Msgid-Bugs-To: flashcode@flashtux.org\n"
-"POT-Creation-Date: 2023-04-22 08:03+0200\n"
+"POT-Creation-Date: 2023-04-25 22:07+0200\n"
 "PO-Revision-Date: 2023-03-25 21:13+0100\n"
 "Last-Translator: Aleksey V Zapparov AKA ixti <ixti@member.fsf.org>\n"
 "Language-Team: weechat-dev <weechat-dev@nongnu.org>\n"
@@ -1739,6 +1739,8 @@ msgstr "адресат тип [аргументы]"
 msgid ""
 "list of actions:\n"
 "  return: simulate key \"enter\"\n"
+"  split_return: split input on newlines then simulate key \"enter\" for each "
+"line\n"
 "  complete_next: complete word with next completion\n"
 "  complete_previous: complete word with previous completion\n"
 "  search_text_here: search text in buffer at current position\n"
diff --git a/po/sr.po b/po/sr.po
index fb7d5b551..e0619ad48 100644
--- a/po/sr.po
+++ b/po/sr.po
@@ -20,7 +20,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: WeeChat\n"
 "Report-Msgid-Bugs-To: flashcode@flashtux.org\n"
-"POT-Creation-Date: 2023-04-22 08:03+0200\n"
+"POT-Creation-Date: 2023-04-25 22:07+0200\n"
 "PO-Revision-Date: 2023-04-13 20:10+0200\n"
 "Last-Translator: Ivan Pešić <ivan.pesic@gmail.com>\n"
 "Language-Team: weechat-dev <weechat-dev@nongnu.org>\n"
@@ -2516,6 +2516,8 @@ msgstr "<акција> [<аргументи>]"
 msgid ""
 "list of actions:\n"
 "  return: simulate key \"enter\"\n"
+"  split_return: split input on newlines then simulate key \"enter\" for each "
+"line\n"
 "  complete_next: complete word with next completion\n"
 "  complete_previous: complete word with previous completion\n"
 "  search_text_here: search text in buffer at current position\n"
diff --git a/po/tr.po b/po/tr.po
index 382ab289d..ae4c4945c 100644
--- a/po/tr.po
+++ b/po/tr.po
@@ -20,7 +20,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: WeeChat\n"
 "Report-Msgid-Bugs-To: flashcode@flashtux.org\n"
-"POT-Creation-Date: 2023-04-23 16:51+0200\n"
+"POT-Creation-Date: 2023-04-25 22:07+0200\n"
 "PO-Revision-Date: 2023-04-23 16:51+0200\n"
 "Last-Translator: Emir SARI <emir_sari@icloud.com>\n"
 "Language-Team: weechat-dev <weechat-dev@nongnu.org>\n"
@@ -2219,6 +2219,8 @@ msgstr "<eylem> [<argümanlar>]"
 msgid ""
 "list of actions:\n"
 "  return: simulate key \"enter\"\n"
+"  split_return: split input on newlines then simulate key \"enter\" for each "
+"line\n"
 "  complete_next: complete word with next completion\n"
 "  complete_previous: complete word with previous completion\n"
 "  search_text_here: search text in buffer at current position\n"
diff --git a/po/weechat.pot b/po/weechat.pot
index f4c4b029a..6683bebc9 100644
--- a/po/weechat.pot
+++ b/po/weechat.pot
@@ -21,7 +21,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: WeeChat\n"
 "Report-Msgid-Bugs-To: flashcode@flashtux.org\n"
-"POT-Creation-Date: 2023-04-22 08:03+0200\n"
+"POT-Creation-Date: 2023-04-25 22:07+0200\n"
 "PO-Revision-Date: 2014-08-16 10:27+0200\n"
 "Last-Translator: Sébastien Helleu <flashcode@flashtux.org>\n"
 "Language-Team: weechat-dev <weechat-dev@nongnu.org>\n"
@@ -1586,6 +1586,8 @@ msgstr ""
 msgid ""
 "list of actions:\n"
 "  return: simulate key \"enter\"\n"
+"  split_return: split input on newlines then simulate key \"enter\" for each "
+"line\n"
 "  complete_next: complete word with next completion\n"
 "  complete_previous: complete word with previous completion\n"
 "  search_text_here: search text in buffer at current position\n"
diff --git a/src/core/wee-command.c b/src/core/wee-command.c
index c28b376d1..8d753774c 100644
--- a/src/core/wee-command.c
+++ b/src/core/wee-command.c
@@ -3456,6 +3456,8 @@ COMMAND_CALLBACK(input)
         gui_input_clipboard_paste (buffer);
     else if (string_strcmp (argv[1], "return") == 0)
         gui_input_return (buffer);
+    else if (string_strcmp (argv[1], "split_return") == 0)
+        gui_input_split_return (buffer);
     else if (string_strcmp (argv[1], "complete_next") == 0)
         gui_input_complete_next (buffer);
     else if (string_strcmp (argv[1], "complete_previous") == 0)
@@ -8356,6 +8358,8 @@ command_init ()
         N_("<action> [<arguments>]"),
         N_("list of actions:\n"
            "  return: simulate key \"enter\"\n"
+           "  split_return: split input on newlines then simulate key \"enter\" "
+           "for each line\n"
            "  complete_next: complete word with next completion\n"
            "  complete_previous: complete word with previous completion\n"
            "  search_text_here: search text in buffer at current position\n"
@@ -8411,7 +8415,7 @@ command_init ()
            "  send: send text to the buffer\n"
            "\n"
            "This command is used by key bindings or plugins."),
-        "return || "
+        "return || split_return || "
         "complete_next || complete_previous || search_text_here || "
         "search_text || search_switch_case || search_switch_regex || "
         "search_switch_where || search_previous || search_next || "
diff --git a/src/gui/gui-input.c b/src/gui/gui-input.c
index ebc38b1be..02fc5cab6 100644
--- a/src/gui/gui-input.c
+++ b/src/gui/gui-input.c
@@ -317,7 +317,7 @@ gui_input_clipboard_paste (struct t_gui_buffer *buffer)
 }
 
 /*
- * Terminates line:
+ * Sends data to buffer:
  *   - saves text in history
  *   - stops completion
  *   - frees all undos
@@ -326,9 +326,26 @@ gui_input_clipboard_paste (struct t_gui_buffer *buffer)
  */
 
 void
+gui_input_send_data_to_buffer (struct t_gui_buffer *buffer, char *data)
+{
+    gui_history_add (buffer, data);
+    gui_buffer_undo_free_all (buffer);
+    buffer->ptr_history = NULL;
+    gui_history_ptr = NULL;
+    gui_input_text_changed_modifier_and_signal (buffer,
+                                                0, /* save undo */
+                                                1); /* stop completion */
+    (void) input_data (buffer, data, NULL);
+}
+
+/*
+ * Sends current input to buffer.
+ */
+
+void
 gui_input_return (struct t_gui_buffer *buffer)
 {
-    char *command;
+    char *data;
 
     if (CONFIG_BOOLEAN(config_look_bare_display_exit_on_input)
         && gui_window_bare_display)
@@ -340,24 +357,49 @@ gui_input_return (struct t_gui_buffer *buffer)
         && (buffer->input_get_empty || (buffer->input_buffer_size > 0)))
     {
         buffer->input_buffer[buffer->input_buffer_size] = '\0';
-        command = strdup (buffer->input_buffer);
-        if (command)
+        data = strdup (buffer->input_buffer);
+        if (gui_input_optimize_size (buffer, 0, 0))
+        {
+            buffer->input_buffer[0] = '\0';
+            buffer->input_buffer_pos = 0;
+            buffer->input_buffer_1st_display = 0;
+        }
+        if (data)
+        {
+            gui_input_send_data_to_buffer (buffer, data);
+            free (data);
+        }
+    }
+}
+
+/*
+ * Splits input on newlines then sends each line to buffer.
+ */
+
+void
+gui_input_split_return (struct t_gui_buffer *buffer)
+{
+    char **lines;
+    int i, num_lines;
+
+    if (buffer->input
+        && (buffer->input_get_empty || (buffer->input_buffer_size > 0)))
+    {
+        buffer->input_buffer[buffer->input_buffer_size] = '\0';
+        lines = string_split (buffer->input_buffer, "\n", NULL, 0, 0, &num_lines);
+        if (gui_input_optimize_size (buffer, 0, 0))
+        {
+            buffer->input_buffer[0] = '\0';
+            buffer->input_buffer_pos = 0;
+            buffer->input_buffer_1st_display = 0;
+        }
+        if (lines)
         {
-            gui_history_add (buffer, buffer->input_buffer);
-            if (gui_input_optimize_size (buffer, 0, 0))
+            for (i = 0; i < num_lines; i++)
             {
-                buffer->input_buffer[0] = '\0';
-                buffer->input_buffer_pos = 0;
-                buffer->input_buffer_1st_display = 0;
+                gui_input_send_data_to_buffer (buffer, lines[i]);
             }
-            gui_buffer_undo_free_all (buffer);
-            buffer->ptr_history = NULL;
-            gui_history_ptr = NULL;
-            gui_input_text_changed_modifier_and_signal (buffer,
-                                                        0, /* save undo */
-                                                        1); /* stop completion */
-            (void) input_data (buffer, command, NULL);
-            free (command);
+            string_free_split (lines);
         }
     }
 }
diff --git a/src/gui/gui-input.h b/src/gui/gui-input.h
index e6d2172c5..a75459f3b 100644
--- a/src/gui/gui-input.h
+++ b/src/gui/gui-input.h
@@ -39,6 +39,7 @@ extern void gui_input_insert_string (struct t_gui_buffer *buffer,
                                      const char *string);
 extern void gui_input_clipboard_paste (struct t_gui_buffer *buffer);
 extern void gui_input_return (struct t_gui_buffer *buffer);
+extern void gui_input_split_return (struct t_gui_buffer *buffer);
 extern void gui_input_complete_next (struct t_gui_buffer *buffer);
 extern void gui_input_complete_previous (struct t_gui_buffer *buffer);
 extern void gui_input_search_text_here (struct t_gui_buffer *buffer);