[vte/wip/rishi/precmd-preexec: 2/4] Test the shell-preexec signal

[Debarshi Ray <debarshir src gnome org>]

commit d23d965cc17d10c0b1ab3140290856bc43e3e1c1
Author: Debarshi Ray <debarshir gnome org>
Date:   Fri Apr 20 18:21:53 2018 +0200

    Test the shell-preexec signal
    
    https://bugzilla.gnome.org/show_bug.cgi?id=711059
    https://bugzilla.gnome.org/show_bug.cgi?id=711060

 bindings/vala/app.vala |    7 +++++++
 src/app/app.cc         |    8 ++++++++
 2 files changed, 15 insertions(+), 0 deletions(-)
---
diff --git a/bindings/vala/app.vala b/bindings/vala/app.vala
index 8663d63..983fcbc 100644
--- a/bindings/vala/app.vala
+++ b/bindings/vala/app.vala
@@ -309,6 +309,8 @@ class Window : Gtk.ApplicationWindow
     if (App.Options.object_notifications)
       terminal.notify.connect(notify_cb);
 
+    terminal.shell_preexec.connect(shell_preexec_cb);
+
     /* Settings */
     if (App.Options.no_double_buffer)
       terminal.set_double_buffered(false);
@@ -780,6 +782,11 @@ class Window : Gtk.ApplicationWindow
     set_title(terminal.get_window_title());
   }
 
+  private void shell_preexec_cb(Vte.Terminal terminal)
+  {
+    print("[shell] executing command\n");
+  }
+
 } /* class Window */
 
 class App : Gtk.Application
diff --git a/src/app/app.cc b/src/app/app.cc
index 82f38ff..af9d801 100644
--- a/src/app/app.cc
+++ b/src/app/app.cc
@@ -1589,6 +1589,12 @@ window_window_title_changed_cb(VteTerminal* terminal,
 }
 
 static void
+shell_preexec_cb(VteTerminal *terminal)
+{
+        g_print("[shell] executing command\n");
+}
+
+static void
 window_lower_window_cb(VteTerminal* terminal,
                        VteappWindow* window)
 {
@@ -1815,6 +1821,8 @@ vteapp_window_constructed(GObject *object)
         if (options.object_notifications)
                 g_signal_connect(window->terminal, "notify", G_CALLBACK(window_notify_cb), window);
 
+        g_signal_connect(window->terminal, "shell-preexec", G_CALLBACK(shell_preexec_cb), NULL);
+
         /* Settings */
         if (options.no_double_buffer)
                 gtk_widget_set_double_buffered(GTK_WIDGET(window->terminal), false);