implement build functions

po/pamac.pot

@@ -76,6 +76,16 @@ msgstr ""
 msgid "%s: requires %s"
 msgstr ""
 
+#: ../src/daemon.vala
+#, c-format
+msgid "%s: installing %s (%s) breaks dependency '%s'"
+msgstr ""
+
+#: ../src/daemon.vala
+#, c-format
+msgid "%s: removing %s breaks dependency '%s'"
+msgstr ""
+
 #: ../src/daemon.vala
 #, c-format
 msgid "%s and %s are in conflict"
@@ -119,6 +129,10 @@ msgstr ""
 msgid "A Gtk3 frontend for libalpm"
 msgstr ""
 
+#: ../src/transaction.vala
+msgid "Copy"
+msgstr ""
+
 #: ../src/transaction.vala
 msgid "Refreshing mirrors list"
 msgstr ""
@@ -169,7 +183,8 @@ msgid "Total download size"
 msgstr ""
 
 #: ../src/transaction.vala
-msgid "Building packages"
+#, c-format
+msgid "Building %s"
 msgstr ""
 
 #: ../src/transaction.vala
@@ -349,11 +364,11 @@ msgstr ""
 msgid "Your system is up-to-date"
 msgstr ""
 
-#: ../src/tray.vala
+#: ../src/tray.vala ../src/updater_window.vala
 msgid "Update Manager"
 msgstr ""
 
-#: ../src/tray.vala
+#: ../src/tray.vala ../src/manager_window.vala
 msgid "Package Manager"
 msgstr ""
 
@@ -536,6 +551,10 @@ msgstr ""
 msgid "How often to check for updates, value in hours"
 msgstr ""
 
+#: ../src/preferences_dialog.vala ../resources/preferences_dialog.ui
+msgid "Number of versions of each package to keep in the cache"
+msgstr ""
+
 #: ../src/preferences_dialog.vala
 msgid "Worldwide"
 msgstr ""
@@ -593,10 +612,6 @@ msgstr ""
 msgid "Search"
 msgstr ""
 
-#: ../resources/manager_window.ui
-msgid "Search in AUR"
-msgstr ""
-
 #: ../resources/manager_window.ui ../resources/updater_window.ui
 msgid "State"
 msgstr ""
@@ -711,14 +726,6 @@ msgstr ""
 msgid "Check for updates from AUR"
 msgstr ""
 
-#: ../resources/preferences_dialog.ui
-msgid "Do not ask for confirmation when building packages"
-msgstr ""
-
-#: ../resources/preferences_dialog.ui
-msgid "Number of versions of each package to keep in the cache"
-msgstr ""
-
 #: ../resources/preferences_dialog.ui
 msgid "Remove only the versions of uninstalled packages"
 msgstr ""

resources/preferences_dialog.ui

@@ -638,24 +638,6 @@ All AUR users should be familiar with the build process.</property>
                     <property name="position">3</property>
                   </packing>
                 </child>
-                <child>
-                  <object class="GtkCheckButton" id="no_confirm_build_checkbutton">
-                    <property name="label" translatable="yes">Do not ask for confirmation when building packages</property>
-                    <property name="visible">True</property>
-                    <property name="can_focus">True</property>
-                    <property name="receives_default">False</property>
-                    <property name="halign">start</property>
-                    <property name="margin_left">24</property>
-                    <property name="margin_start">24</property>
-                    <property name="hexpand">True</property>
-                    <property name="draw_indicator">True</property>
-                  </object>
-                  <packing>
-                    <property name="expand">False</property>
-                    <property name="fill">True</property>
-                    <property name="position">4</property>
-                  </packing>
-                </child>
               </object>
               <packing>
                 <property name="name">aur</property>

src/common.vala

@@ -32,6 +32,9 @@ namespace Pamac {
 		public UpdateInfos[] to_downgrade;
 		public UpdateInfos[] to_reinstall;
 		public UpdateInfos[] to_remove;
+		public UpdateInfos[] to_build;
+		public UpdateInfos[] aur_conflicts_to_remove;
+		public string[] aur_pkgbases_to_build;
 	}
 
 	public struct Updates {

src/daemon.vala

@@ -105,7 +105,15 @@ namespace Pamac {
 		private string[] to_install;
 		private string[] to_remove;
 		private string[] to_load;
+		private string[] to_build;
+		private UpdateInfos[] to_build_infos;
+		private GLib.List<string> aur_pkgbases_to_build;
+		private GenericSet<string?> aur_desc_list;
+		private GenericSet<string?> already_checked_aur_dep;
+		private HashTable<string, string> to_install_as_dep;
+		private string aurdb_path;
 		private string[] temporary_ignorepkgs;
+		private UpdateInfos[] aur_conflicts_to_remove;
 		private ThreadPool<AlpmAction> thread_pool;
 		private Mutex databases_lock_mutex;
 		private Json.Array aur_updates_results;
@@ -116,7 +124,6 @@ namespace Pamac {
 		private ErrorInfos current_error;
 		public Timer timer;
 		public Cancellable cancellable;
-		private GLib.List<string> aur_dep_list;
 
 		public signal void emit_event (uint primary_event, uint secondary_event, string[] details);
 		public signal void emit_providers (string depend, string[] providers);
@@ -131,8 +138,7 @@ namespace Pamac {
 		public signal void trans_commit_finished (bool success);
 		public signal void get_authorization_finished (bool authorized);
 		public signal void write_pamac_config_finished (bool recurse, uint64 refresh_period, bool no_update_hide_icon,
-														bool enable_aur, bool search_aur, bool check_aur_updates,
+														bool enable_aur, bool search_aur, bool check_aur_updates);
-														bool no_confirm_build);
 		public signal void write_alpm_config_finished (bool checkspace);
 		public signal void write_mirrors_config_finished (string choosen_country, string choosen_generation_method);
 		public signal void generate_mirrors_list_data (string line);
@@ -141,6 +147,11 @@ namespace Pamac {
 		public Daemon () {
 			alpm_config = new AlpmConfig ("/etc/pacman.conf");
 			databases_lock_mutex = Mutex ();
+			aur_pkgbases_to_build = new GLib.List<string> ();
+			aur_desc_list = new GenericSet<string?> (str_hash, str_equal);
+			already_checked_aur_dep = new GenericSet<string?> (str_hash, str_equal);
+			to_install_as_dep = new HashTable<string, string> (str_hash, str_equal);
+			aurdb_path = "/tmp/pamac-aur";
 			aur_updates_results = new Json.Array ();
 			aur_search_results = new HashTable<string, Json.Array> (str_hash, str_equal);
 			aur_infos = new HashTable<string, Json.Object> (str_hash, str_equal);
@@ -290,8 +301,7 @@ namespace Pamac {
 					pamac_config.reload ();
 				}
 				write_pamac_config_finished (pamac_config.recurse, pamac_config.refresh_period, pamac_config.no_update_hide_icon,
-											pamac_config.enable_aur, pamac_config.search_aur, pamac_config.check_aur_updates,
+											pamac_config.enable_aur, pamac_config.search_aur, pamac_config.check_aur_updates);
-											pamac_config.no_confirm_build);
 			});
 		}
 
@@ -847,85 +857,171 @@ namespace Pamac {
 			return details;
 		}
 
-		public async string[] get_aur_build_list (string pkgname) {
+		private async void compute_aur_build_list (string[] aur_list) {
-			string[] results = {};
+			try {
-			aur_dep_list = new GLib.List<string> ();
+				Process.spawn_command_line_sync ("mkdir -p %s".printf (aurdb_path));
-			bool success = yield set_aur_dep_list (pkgname);
+			} catch (SpawnError e) {
-			if (success) {
+				stderr.printf ("SpawnError: %s\n", e.message);
-				foreach (unowned string name in aur_dep_list) {
-					results += name;
 			}
-			}
+			aur_desc_list.remove_all ();
-			return results;
+			already_checked_aur_dep.remove_all ();
+			yield check_aur_dep_list (aur_list);
 		}
 
-		private async bool set_aur_dep_list (string pkgname) {
+		private string splitdep (string depstring) {
-			bool success = false;
+			// split depmod and version from name
-			Json.Array results = yield AUR.multiinfo ({pkgname});
+			string result;
-			Json.Object json_object = results.get_object_element (0);
+			string[] splitted = depstring.split (">", 2);
-			if (json_object != null) {
+			if (splitted.length > 1) {
-				success = true;
+				result = splitted[0];
-				// add aur pkg to global list or move it to the end of the list;
-				unowned GLib.List<string> element = aur_dep_list.find_custom (pkgname, strcmp);
-				if (element == null) {
-					aur_dep_list.append (pkgname);
 			} else {
-					aur_dep_list.delete_link (element);
+				splitted = depstring.split ("<", 2);
-					aur_dep_list.append (pkgname);
+				if (splitted.length > 1) {
-				}
+					result = splitted[0];
-				unowned Json.Node? node = json_object.get_member ("MakeDepends");
-				if (node != null) {
-					GLib.List<unowned Json.Node> list = node.get_array ().get_elements ();
-					foreach (unowned Json.Node? _node in list) {
-						unowned string depstring = _node.get_string ();
-						if (Alpm.find_satisfier (alpm_handle.localdb.pkgcache, depstring) == null) {
-							if (find_dbs_satisfier (depstring) == null) {
-								success = yield set_aur_dep_list (depstring);
-							}
-						}
-						if (!success) {
-							break;
-						}
-					}
-				}
-				if (success) {
-					node = json_object.get_member ("Depends");
-					if (node != null) {
-						GLib.List<unowned Json.Node> list = node.get_array ().get_elements ();
-						foreach (unowned Json.Node? _node in list) {
-							unowned string depstring = _node.get_string ();
-							if (Alpm.find_satisfier (alpm_handle.localdb.pkgcache, depstring) == null) {
-								if (find_dbs_satisfier (depstring) == null) {
-									success = yield set_aur_dep_list (depstring);
-								}
-							}
-							if (!success) {
-								break;
-							}
-						}
-					}
-				}
-				if (success) {
-					node = json_object.get_member ("CheckDepends");
-					if (node != null) {
-						GLib.List<unowned Json.Node> list = node.get_array ().get_elements ();
-						foreach (unowned Json.Node? _node in list) {
-							unowned string depstring = _node.get_string ();
-							if (Alpm.find_satisfier (alpm_handle.localdb.pkgcache, depstring) == null) {
-								if (find_dbs_satisfier (depstring) == null) {
-									success = yield set_aur_dep_list (depstring);
-								}
-							}
-							if (!success) {
-								break;
-							}
-						}
-					}
-				}
 				} else {
-				stdout.printf ("can't find %s in AUR\n", pkgname);
+					splitted = depstring.split ("=", 2);
+					if (splitted.length > 1) {
+						result = splitted[0];
+					} else {
+						result = depstring;
+					}
+				}
+			}
+			return result;
+		}
+
+		private async void check_aur_dep_list (string[] pkgnames) {
+			string[] dep_types = {"Depends", "MakeDepends", "CheckDepends"};
+			string[] dep_to_check = {};
+			Json.Array results = yield AUR.multiinfo (pkgnames);
+			results.foreach_element ((array, index, node) => {
+				unowned Json.Object? pkg_info = node.get_object ();
+				// create fake db desc file
+				if (pkg_info != null) {
+					string name = pkg_info.get_string_member ("Name");
+					string version = pkg_info.get_string_member ("Version");
+					string pkgdir = "%s-%s".printf (name, version);
+					string pkgdir_path = "%s/%s".printf (aurdb_path, pkgdir);
+					aur_desc_list.add (pkgdir);
+					already_checked_aur_dep.add (name);
+					try {
+						var file = GLib.File.new_for_path (pkgdir_path);
+						bool write_desc_file = false;
+						if (!file.query_exists ()) {
+							file.make_directory ();
+							write_desc_file = true;
+						}
+						// compute depends, makedepends and checkdepends in DEPENDS
+						var depends = new StringBuilder ();
+						foreach (unowned string dep_type in dep_types) {
+							unowned Json.Node? dep_node = pkg_info.get_member (dep_type);
+							if (dep_node != null) {
+								dep_node.get_array ().foreach_element ((array, index, node) => {
+									if (write_desc_file) {
+										depends.append (node.get_string ());
+										depends.append ("\n");
+									}
+									// check deps
+									unowned string dep_string = node.get_string ();
+									string dep_name = splitdep (dep_string);
+									unowned Alpm.Package? pkg = null;
+									// search for the name first to avoid provides trouble
+									pkg = alpm_handle.localdb.get_pkg (dep_name);
+									if (pkg == null) {
+										pkg = get_syncpkg (dep_name);
+									}
+									if (pkg == null) {
+										if (!(dep_name in already_checked_aur_dep)) {
+											dep_to_check += (owned) dep_name;
+										}
+									}
+								});
+							}
+						}
+						if (write_desc_file) {
+							file = GLib.File.new_for_path ("%s/desc".printf (pkgdir_path));
+							// creating a DataOutputStream to the file
+							var dos = new DataOutputStream (file.create (FileCreateFlags.REPLACE_DESTINATION));
+							// fake filename
+							dos.put_string ("%FILENAME%\n" + "%s-%s-any.pkg.tar.xz\n\n".printf (name, version));
+							// name
+							dos.put_string ("%NAME%\n%s\n\n".printf (name));
+							// version
+							dos.put_string ("%VERSION%\n%s\n\n".printf (version));
+							//base
+							dos.put_string ("%BASE%\n%s\n\n".printf (pkg_info.get_string_member ("PackageBase")));
+							// desc can be null
+							if (!pkg_info.get_null_member ("Description")) {
+								dos.put_string ("%DESC%\n%s\n\n".printf (pkg_info.get_string_member ("Description")));
+							}
+							// version
+							dos.put_string ("%VERSION%\n%s\n\n".printf (pkg_info.get_string_member ("Version")));
+							// fake arch
+							dos.put_string ("%ARCH%\nany\n\n");
+							// depends
+							if (depends.len > 0) {
+								dos.put_string ("%DEPENDS%\n%s\n".printf (depends.str));
+							}
+							// conflicts
+							unowned Json.Node? info_node = pkg_info.get_member ("Conflicts");
+							if (info_node != null) {
+								try {
+									dos.put_string ("%CONFLICTS%\n");
+									info_node.get_array ().foreach_element ((array, index, _node) => {
+										try {
+											dos.put_string ("%s\n".printf (_node.get_string ()));
+										} catch (GLib.Error e) {
+											GLib.stderr.printf("%s\n", e.message);
+										}
+									});
+									dos.put_string ("\n");
+								} catch (GLib.Error e) {
+									GLib.stderr.printf("%s\n", e.message);
+								}
+							}
+							// provides
+							info_node = pkg_info.get_member ("Provides");
+							if (info_node != null) {
+								try {
+									dos.put_string ("%PROVIDES%\n");
+									info_node.get_array ().foreach_element ((array, index, _node) => {
+										try {
+											dos.put_string ("%s\n".printf (_node.get_string ()));
+										} catch (GLib.Error e) {
+											GLib.stderr.printf("%s\n", e.message);
+										}
+									});
+									dos.put_string ("\n");
+								} catch (GLib.Error e) {
+									GLib.stderr.printf("%s\n", e.message);
+								}
+							}
+							// replaces
+							info_node = pkg_info.get_member ("Replaces");
+							if (info_node != null) {
+								try {
+									dos.put_string ("%REPLACES%\n");
+									info_node.get_array ().foreach_element ((array, index, _node) => {
+										try {
+											dos.put_string ("%s\n".printf (_node.get_string ()));
+										} catch (GLib.Error e) {
+											GLib.stderr.printf("%s\n", e.message);
+										}
+									});
+									dos.put_string ("\n");
+								} catch (GLib.Error e) {
+									GLib.stderr.printf("%s\n", e.message);
+								}
+							}
+						}
+					} catch (GLib.Error e) {
+						GLib.stderr.printf("%s\n", e.message);
+					}
+				}
+			});
+			if (dep_to_check.length > 0) {
+				yield check_aur_dep_list (dep_to_check);
 			}
-			return success;
 		}
 
 		public string[] get_repos_names () {
@@ -1362,14 +1458,8 @@ namespace Pamac {
 
 		private void sysupgrade_prepare () {
 			current_error = ErrorInfos ();
-			if (!trans_init (0)) {
+			bool success = trans_init (0);
-				if (cancellable.is_cancelled ()) {
+			if (success) {
-					trans_prepare_finished (true);
-				} else {
-					trans_prepare_finished (false);
-				}
-				return;
-			}
 				add_ignorepkgs ();
 				if (alpm_handle.trans_sysupgrade ((enable_downgrade) ? 1 : 0) == -1) {
 					Alpm.Errno errno = alpm_handle.errno ();
@@ -1379,10 +1469,16 @@ namespace Pamac {
 						current_error.details = { Alpm.strerror (errno) };
 					}
 					trans_release ();
-				trans_prepare_finished (false);
+					success = false;
-				return;
+				} else {
+					success = trans_prepare_real ();
 				}
-			trans_prepare_real ();
+			} else {
+				if (cancellable.is_cancelled ()) {
+					success = true;
+				}
+			}
+			trans_prepare_finished (success);
 		}
 
 		public void start_sysupgrade_prepare_ (bool enable_downgrade_, string[] temporary_ignorepkgs_) {
@@ -1515,7 +1611,8 @@ namespace Pamac {
 			return true;
 		}
 
-		private void trans_prepare_real () {
+		private bool trans_prepare_real () {
+			bool success = true;
 			current_error = ErrorInfos ();
 			string[] details = {};
 			Alpm.List err_data;
@@ -1541,7 +1638,23 @@ namespace Pamac {
 						unowned Alpm.List<Alpm.DepMissing*> list = err_data;
 						while (list != null) {
 							Alpm.DepMissing* miss = list.data;
-							details += _("%s: requires %s").printf (miss->target, miss->depend.compute_string ());
+							string depstring = miss->depend.compute_string ();
+							unowned Alpm.List<unowned Alpm.Package> trans_add = alpm_handle.trans_to_add ();
+							unowned Alpm.Package pkg;
+							string detail;
+							if (miss->causingpkg == null) {
+								/* package being installed/upgraded has unresolved dependency */
+								detail = _("%s: requires %s").printf (miss->target, depstring);
+							} else if ((pkg = Alpm.pkg_find (trans_add, miss->causingpkg)) != null) {
+								/* upgrading a package breaks a local dependency */
+								detail = _("%s: installing %s (%s) breaks dependency '%s'").printf (miss->target, miss->causingpkg, pkg.version, depstring);
+							} else {
+								/* removing a package breaks a local dependency */
+								detail = _("%s: removing %s breaks dependency '%s'").printf (miss->target, miss->causingpkg, depstring);
+							}
+							if (!(detail in details)) {
+								details += detail;
+							}
 							delete miss;
 							list.next ();
 						}
@@ -1567,7 +1680,7 @@ namespace Pamac {
 				}
 				current_error.details = (owned) details;
 				trans_release ();
-				trans_prepare_finished (false);
+				success = false;
 			} else {
 				// Search for holdpkg in target list
 				bool found_locked_pkg = false;
@@ -1585,11 +1698,10 @@ namespace Pamac {
 					current_error.message = _("Failed to prepare transaction");
 					current_error.details = (owned) details;
 					trans_release ();
-					trans_prepare_finished (false);
+					success = false;
-				} else {
-					trans_prepare_finished (true);
 				}
 			}
+			return success;
 		}
 
 		private void trans_prepare () {
@@ -1618,16 +1730,188 @@ namespace Pamac {
 					}
 				}
 				if (success) {
-					trans_prepare_real ();
+					success = trans_prepare_real ();
 				} else {
 					trans_release ();
+				}
+			} else {
+				if (cancellable.is_cancelled ()) {
+					success = true;
+				}
+			}
+			trans_prepare_finished (success);
+		}
+
+		private void build_prepare () {
+			// create a fake aur db
+			try {
+				var list = new StringBuilder ();
+				foreach (unowned string name_version in aur_desc_list) {
+					list.append (name_version);
+					list.append (" ");
+				}
+				Process.spawn_command_line_sync ("rm -f %ssync/aur.db".printf (alpm_handle.dbpath));
+				Process.spawn_command_line_sync ("bsdtar -cf %ssync/aur.db -C %s %s".printf (alpm_handle.dbpath, aurdb_path, list.str));
+			} catch (SpawnError e) {
+				stderr.printf ("SpawnError: %s\n", e.message);
+			}
+			// get an handle without emit signal callbacks AND fake aur db
+			alpm_handle = alpm_config.get_handle ();
+			if (alpm_handle == null) {
+				current_error = ErrorInfos () {
+					message = _("Failed to initialize alpm library")
+				};
+				trans_commit_finished (false);
+			} else {
+				alpm_handle.questioncb = (Alpm.QuestionCallBack) cb_question;
+				alpm_handle.logcb = (Alpm.LogCallBack) cb_log;
+				lockfile = GLib.File.new_for_path (alpm_handle.lockfile);
+				// fake aur db
+				alpm_handle.register_syncdb ("aur", Alpm.Signature.Level.PACKAGE_OPTIONAL | Alpm.Signature.Level.DATABASE_OPTIONAL);
+				// add to_build in to_install for the fake trans prpeapre
+				foreach (unowned string name in to_build) {
+					to_install += name;
+				}
+				// check base-devel group needed to build pkgs
+				var backup_to_remove = new GenericSet<string?> (str_hash, str_equal);
+				foreach (unowned string name in to_remove) {
+					backup_to_remove.add (name);
+				}
+				unowned Alpm.List<unowned Alpm.DB> syncdbs = alpm_handle.syncdbs;
+				while (syncdbs != null) {
+					unowned Alpm.DB db = syncdbs.data;
+					unowned Alpm.Group? grp = db.get_group ("base-devel");
+					if (grp != null) {
+						unowned Alpm.List<unowned Alpm.Package> packages = grp.packages;
+						while (packages != null) {
+							unowned Alpm.Package pkg = packages.data;
+							if (alpm_handle.localdb.get_pkg (pkg.name) == null) {
+								to_install += pkg.name;
+							} else {
+								// remove the needed pkg from to_remove
+								backup_to_remove.remove (pkg.name);
+							}
+							packages.next ();
+						}
+					}
+					syncdbs.next ();
+				}
+				// check git needed to build pkgs
+				if (alpm_handle.localdb.get_pkg ("git") == null) {
+					to_install += "git";
+				} else {
+					// remove the needed pkg from to_remove
+					backup_to_remove.remove ("git");
+				}
+				to_remove = {};
+				foreach (unowned string name in backup_to_remove) {
+					to_remove += name;
+				}
+				// fake trans prepare
+				bool success = trans_init (flags);
+				if (success) {
+					foreach (unowned string name in to_install) {
+						success = trans_add_pkg (name);
+						if (!success) {
+							break;
+						}
+					}
+					if (success) {
+						foreach (unowned string name in to_remove) {
+							success = trans_remove_pkg (name);
+							if (!success) {
+								break;
+							}
+						}
+					}
+					if (success) {
+						foreach (unowned string path in to_load) {
+							success = trans_load_pkg (path);
+							if (!success) {
+								break;
+							}
+						}
+					}
+					if (success) {
+						success = trans_prepare_real ();
+						if (success) {
+							// check trans preparation result
+							string[] real_to_install = {};
+							unowned Alpm.List<unowned Alpm.Package> pkgs_to_add = alpm_handle.trans_to_add ();
+							while (pkgs_to_add != null) {
+								unowned Alpm.Package trans_pkg = pkgs_to_add.data;
+								unowned Alpm.DB? db = trans_pkg.db;
+								if (db != null) {
+									if (db.name == "aur") {
+										// it is a aur pkg to build
+										aur_pkgbases_to_build.append (trans_pkg.pkgbase);
+										var infos = UpdateInfos () {
+											name = trans_pkg.name,
+											old_version = "",
+											new_version = trans_pkg.version,
+											repo = "",
+											download_size = 0
+										};
+										to_build_infos += (owned) infos;
+										if (!(trans_pkg.name in to_build)) {
+											to_install_as_dep.insert (trans_pkg.name, trans_pkg.name);
+										}
+									} else {
+										// it is a pkg to install
+										real_to_install += trans_pkg.name;
+										if (!(trans_pkg.name in to_install)) {
+											to_install_as_dep.insert (trans_pkg.name, trans_pkg.name);
+										}
+									}
+								}
+								pkgs_to_add.next ();
+							}
+							aur_conflicts_to_remove = {};
+							unowned Alpm.List<unowned Alpm.Package> pkgs_to_remove = alpm_handle.trans_to_remove ();
+							while (pkgs_to_remove != null) {
+								unowned Alpm.Package trans_pkg = pkgs_to_remove.data;
+								// it is a pkg to remove
+								if (!(trans_pkg.name in to_remove)) {
+									var infos = UpdateInfos () {
+										name = trans_pkg.name,
+										old_version = trans_pkg.version,
+										new_version = "",
+										repo = "",
+										download_size = 0
+									};
+									aur_conflicts_to_remove += (owned) infos;
+								}
+								pkgs_to_remove.next ();
+							}
+							trans_release ();
+							try {
+								Process.spawn_command_line_sync ("rm -f %ssync/aur.db".printf (alpm_handle.dbpath));
+							} catch (SpawnError e) {
+								stderr.printf ("SpawnError: %s\n", e.message);
+							}
+							// get standard handle
+							refresh_handle ();
+							// launch standard prepare
+							to_install = real_to_install;
+							trans_prepare ();
+						} else {
+							// get standard handle
+							refresh_handle ();
+							trans_prepare_finished (false);
+						}
+					} else {
+						trans_release ();
+						// get standard handle
+						refresh_handle ();
 						trans_prepare_finished (false);
 					}
 				} else {
 					if (cancellable.is_cancelled ()) {
-					trans_prepare_finished (true);
+						success = true;
-				} else {
+					}
-					trans_prepare_finished (false);
+					// get standard handle
+					refresh_handle ();
+					trans_prepare_finished (success);
 				}
 			}
 		}
@@ -1635,17 +1919,31 @@ namespace Pamac {
 		public void start_trans_prepare (Alpm.TransFlag flags_,
 										string[] to_install_,
 										string[] to_remove_,
-										string[] to_load_) {
+										string[] to_load_,
+										string[] to_build_) {
 			flags = flags_;
 			to_install = to_install_;
 			to_remove = to_remove_;
 			to_load = to_load_;
+			to_build = to_build_;
+			to_build_infos = {};
+			aur_pkgbases_to_build = new GLib.List<string> ();
+			if (to_build.length != 0) {
+				compute_aur_build_list.begin (to_build, (obj, res) => {
+					try {
+						thread_pool.add (new AlpmAction (build_prepare));
+					} catch (ThreadError e) {
+						stderr.printf ("Thread Error %s\n", e.message);
+					}
+				});
+			} else {
 				try {
 					thread_pool.add (new AlpmAction (trans_prepare));
 				} catch (ThreadError e) {
 					stderr.printf ("Thread Error %s\n", e.message);
 				}
 			}
+		}
 
 		public void choose_provider (int provider) {
 			provider_mutex.lock ();
@@ -1698,12 +1996,24 @@ namespace Pamac {
 				to_remove += (owned) infos;
 				pkgs_to_remove.next ();
 			}
+			UpdateInfos[] conflicts_to_remove = {};
+			foreach (unowned UpdateInfos infos in aur_conflicts_to_remove){
+				conflicts_to_remove += infos;
+			}
+			aur_conflicts_to_remove = {};
+			string[] pkgbases_to_build = {};
+			foreach (unowned string name in aur_pkgbases_to_build) {
+				pkgbases_to_build += name;
+			}
 			var summary = TransactionSummary () {
 				to_install = (owned) to_install,
 				to_upgrade = (owned) to_upgrade,
 				to_downgrade = (owned) to_downgrade,
 				to_reinstall = (owned) to_reinstall,
-				to_remove = (owned) to_remove
+				to_remove = (owned) to_remove,
+				to_build = to_build_infos,
+				aur_conflicts_to_remove = conflicts_to_remove,
+				aur_pkgbases_to_build = pkgbases_to_build
 			};
 			return summary;
 		}
@@ -1770,6 +2080,19 @@ namespace Pamac {
 			}
 			trans_release ();
 			refresh_handle ();
+			bool need_refresh = false;
+			to_install_as_dep.foreach_remove ((pkgname, val) => {
+				unowned Alpm.Package? pkg = alpm_handle.localdb.get_pkg (pkgname);
+				if (pkg != null) {
+					pkg.reason = Alpm.Package.Reason.DEPEND;
+					need_refresh = true;
+					return true; // remove current pkgname
+				}
+				return false;
+			});
+			if (need_refresh) {
+				refresh_handle ();
+			}
 			trans_commit_finished (success);
 		}
 
@@ -1937,8 +2260,8 @@ private void cb_question (Alpm.Question.Data data) {
 			data.conflict_remove = 1;
 			break;
 		case Alpm.Question.Type.REMOVE_PKGS:
-			// Do not upgrade packages which have unresolvable dependencies
+			// Return an error if there are top-level packages which have unresolvable dependencies
-			data.remove_pkgs_skip = 1;
+			data.remove_pkgs_skip = 0;
 			break;
 		case Alpm.Question.Type.SELECT_PROVIDER:
 			string depend_str = data.select_provider_depend.compute_string ();
@@ -2087,7 +2410,7 @@ private int cb_fetch (string fileurl, string localpath, int force) {
 
 	Posix.FILE localf = Posix.FILE.open (tempfile.get_path (), open_mode);
 	if (localf == null) {
-		stdout.printf ("could not open file %s\n", tempfile.get_path ());
+		stderr.printf ("could not open file %s\n", tempfile.get_path ());
 		return -1;
 	}
 

src/installer.vala

@@ -55,7 +55,7 @@ namespace Pamac {
 				transaction.important_details_outpout.connect (on_important_details_outpout);
 				progress_dialog.box.pack_start (transaction.progress_box);
 				progress_dialog.box.reorder_child (transaction.progress_box, 0);
-				progress_dialog.expander.add (transaction.term_grid);
+				progress_dialog.expander.add (transaction.term_window);
 				progress_dialog.close_button.clicked.connect (on_close_button_clicked);
 				progress_dialog.close_button.visible = false;
 				this.hold ();

src/manager_window.vala

@@ -151,6 +151,7 @@ namespace Pamac {
 			transaction_running = false;
 			generate_mirrors_list = false;
 
+			this.title = dgettext (null, "Package Manager");
 			Timeout.add (100, populate_window);
 		}
 
@@ -277,6 +278,7 @@ namespace Pamac {
 			transaction = new Transaction (this as Gtk.ApplicationWindow);
 			transaction.mode = Mode.MANAGER;
 			transaction.start_transaction.connect (on_start_transaction);
+			transaction.start_building.connect (on_start_building);
 			transaction.important_details_outpout.connect (on_important_details_outpout);
 			transaction.finished.connect (on_transaction_finished);
 			transaction.write_pamac_config_finished.connect (on_write_pamac_config_finished);
@@ -284,13 +286,10 @@ namespace Pamac {
 			transaction.generate_mirrors_list.connect (on_generate_mirrors_list);
 
 			// integrate progress box and term widget
-			main_stack.add_named (transaction.term_grid, "term");
+			main_stack.add_named (transaction.term_window, "term");
 			transaction_infobox.pack_start (transaction.progress_box);
 
-			AlpmPackage pkg = transaction.find_installed_satisfier ("yaourt");
-			if (pkg.name != "") {
 			support_aur (transaction.enable_aur);
-			}
 
 			display_package_queue = new Queue<string> ();
 
@@ -307,16 +306,18 @@ namespace Pamac {
 
 		void on_write_pamac_config_finished (bool recurse, uint64 refresh_period, bool no_update_hide_icon,
 											bool enable_aur, bool search_aur) {
-			AlpmPackage pkg = transaction.find_installed_satisfier ("yaourt");
-			if (pkg.name != "") {
 			support_aur (enable_aur);
 		}
-		}
 
 		void on_set_pkgreason_finished () {
 			refresh_packages_list ();
 			if (main_stack.visible_child_name == "details") {
+				if (transaction.get_installed_pkg (current_package_displayed).name != ""
+					|| transaction.get_sync_pkg (current_package_displayed).name != "") {
 					display_package_properties (current_package_displayed);
+				} else {
+					display_aur_properties (current_package_displayed);
+				}
 			}
 		}
 
@@ -335,14 +336,16 @@ namespace Pamac {
 				uint total_pending = transaction.to_install.length + transaction.to_remove.length + transaction.to_build.length;
 				if (total_pending == 0) {
 					transaction.progress_box.action_label.label = "";
+					cancel_button.sensitive = false;
+					apply_button.sensitive = false;
 					if (important_details) {
 						transaction_infobox.show_all ();
-					} else {
-						transaction_infobox.visible = false;
 					}
 				} else {
 					string info = dngettext (null, "%u pending operation", "%u pending operations", total_pending).printf (total_pending);
 					transaction.progress_box.action_label.label = info;
+					cancel_button.sensitive = true;
+					apply_button.sensitive = true;
 					// fix an possible visibility issue
 					transaction_infobox.show_all ();
 				}
@@ -413,6 +416,7 @@ namespace Pamac {
 				details_grid.attach_next_to (box, label, Gtk.PositionType.RIGHT);
 			} else {
 				var label2 = new Gtk.Label (detail);
+				label2.use_markup = true;
 				label2.halign = Gtk.Align.START;
 				details_grid.attach_next_to (label2, label, Gtk.PositionType.RIGHT);
 			}
@@ -541,7 +545,16 @@ namespace Pamac {
 				details_grid.attach_next_to (box, label, Gtk.PositionType.RIGHT);
 				previous_widget = label as Gtk.Widget;
 			}
+			// make packager mail clickable
+			string[] splitted = details.packager.split ("<", 2);
+			string packager_name = splitted[0];
+			if (splitted.length > 1) {
+				string packager_mail = splitted[1].split (">", 2)[0];
+				string packager_detail = "%s <a href=\"mailto:%s\">%s</a>".printf (packager_name, packager_mail, packager_mail);
+				previous_widget = populate_details_grid (dgettext (null, "Packager"), packager_detail, previous_widget);
+			} else {
 				previous_widget = populate_details_grid (dgettext (null, "Packager"), details.packager, previous_widget);
+			}
 			previous_widget = populate_details_grid (dgettext (null, "Build Date"), details.builddate, previous_widget);
 			if (details.installdate != "") {
 				previous_widget = populate_details_grid (dgettext (null, "Install Date"), details.installdate, previous_widget);
@@ -863,7 +876,7 @@ namespace Pamac {
 		void display_aur_properties (string pkgname) {
 			current_package_displayed = pkgname;
 			files_scrolledwindow.visible = false;
-			set_aur_details (pkgname);
+			set_aur_details (current_package_displayed);
 		}
 
 		[GtkCallback]
@@ -1480,11 +1493,18 @@ namespace Pamac {
 				case "browse":
 					button_back.visible = false;
 					filters_stackswitcher.visible = true;
+					details_button.sensitive = true;
 					break;
 				case "details":
+					button_back.visible = true;
+					filters_stackswitcher.visible = false;
+					details_button.sensitive = true;
+					break;
 				case "term":
 					filters_stackswitcher.visible = false;
 					button_back.visible = true;
+					details_button.get_style_context ().remove_class (Gtk.STYLE_CLASS_SUGGESTED_ACTION);
+					details_button.sensitive = false;
 					break;
 				default:
 					break;
@@ -1555,7 +1575,6 @@ namespace Pamac {
 
 		[GtkCallback]
 		void on_details_button_clicked () {
-			details_button.get_style_context ().remove_class (Gtk.STYLE_CLASS_SUGGESTED_ACTION);
 			important_details = false;
 			if (transaction_running) {
 				main_stack.visible_child_name = "term";
@@ -1597,7 +1616,12 @@ namespace Pamac {
 				set_pendings_operations ();
 				refresh_packages_list ();
 				if (main_stack.visible_child_name == "details") {
+					if (transaction.get_installed_pkg (current_package_displayed).name != ""
+						|| transaction.get_sync_pkg (current_package_displayed).name != "") {
 						display_package_properties (current_package_displayed);
+					} else {
+						display_aur_properties (current_package_displayed);
+					}
 				}
 				while (Gtk.events_pending ()) {
 					Gtk.main_iteration ();
@@ -1618,6 +1642,10 @@ namespace Pamac {
 			cancel_button.sensitive = false;
 		}
 
+		void on_start_building () {
+			cancel_button.sensitive = true;
+		}
+
 		void on_important_details_outpout (bool must_show) {
 			if (must_show) {
 				main_stack.visible_child_name = "term";
@@ -1637,7 +1665,12 @@ namespace Pamac {
 		void on_transaction_finished (bool success) {
 			refresh_packages_list ();
 			if (main_stack.visible_child_name == "details") {
+				if (transaction.get_installed_pkg (current_package_displayed).name != ""
+					|| transaction.get_sync_pkg (current_package_displayed).name != "") {
 					display_package_properties (current_package_displayed);
+				} else {
+					display_aur_properties (current_package_displayed);
+				}
 			} else if (main_stack.visible_child_name == "term") {
 				button_back.visible = true;
 			}
@@ -1646,15 +1679,11 @@ namespace Pamac {
 				if (success) {
 					transaction_running = true;
 					transaction.sysupgrade (false);
-				} else {
-					apply_button.sensitive = true;
 				}
 				refreshing = false;
 			} else {
 				transaction_running = false;
 				generate_mirrors_list = false;
-				cancel_button.sensitive = true;
-				apply_button.sensitive = true;
 			}
 			set_pendings_operations ();
 		}

src/pamac_config.vala

@@ -28,7 +28,6 @@ namespace Pamac {
 		public bool enable_aur { get; private set; }
 		public bool search_aur { get; private set; }
 		public bool check_aur_updates { get; private set; }
-		public bool no_confirm_build { get; private set; }
 		public unowned HashTable<string,string> environment_variables {
 			get {
 				return _environment_variables;
@@ -73,7 +72,6 @@ namespace Pamac {
 			enable_aur = false;
 			search_aur = false;
 			check_aur_updates = false;
-			no_confirm_build = false;
 			parse_file (conf_path);
 		}
 
@@ -113,8 +111,6 @@ namespace Pamac {
 							search_aur = true;
 						} else if (key == "CheckAURUpdates") {
 							check_aur_updates = true;
-						} else if (key == "NoConfirmBuild") {
-							no_confirm_build = true;
 						}
 					}
 				} catch (GLib.Error e) {
@@ -203,17 +199,6 @@ namespace Pamac {
 							} else {
 								data.append (line + "\n");
 							}
-						} else if (line.contains ("NoConfirmBuild")) {
-							if (new_conf.lookup_extended ("NoConfirmBuild", null, out variant)) {
-								if (variant.get_boolean ()) {
-									data.append ("NoConfirmBuild\n");
-								} else {
-									data.append ("#NoConfirmBuild\n");
-								}
-								new_conf.remove ("NoConfirmBuild");
-							} else {
-								data.append (line + "\n");
-							}
 						} else {
 							data.append (line + "\n");
 						}
@@ -265,12 +250,6 @@ namespace Pamac {
 						} else {
 							data.append ("#CheckAURUpdates\n");
 						}
-					} else if (key == "NoConfirmBuild") {
-						if (val.get_boolean ()) {
-							data.append ("NoConfirmBuild\n");
-						} else {
-							data.append ("#NoConfirmBuild\n");
-						}
 					}
 				}
 			}

src/preferences_dialog.vala

@@ -47,16 +47,12 @@ namespace Pamac {
 		[GtkChild]
 		Gtk.Button generate_mirrors_list_button;
 		[GtkChild]
-		Gtk.Box aur_config_box;
-		[GtkChild]
 		Gtk.Switch enable_aur_button;
 		[GtkChild]
 		Gtk.CheckButton search_aur_checkbutton;
 		[GtkChild]
 		Gtk.CheckButton check_aur_updates_checkbutton;
 		[GtkChild]
-		Gtk.CheckButton no_confirm_build_checkbutton;
-		[GtkChild]
 		Gtk.Label cache_keep_nb_label;
 		[GtkChild]
 		Gtk.SpinButton cache_keep_nb_spin_button;
@@ -132,22 +128,14 @@ namespace Pamac {
 				transaction.write_mirrors_config_finished.connect (on_write_mirrors_config_finished);
 			}
 
-			pkg = transaction.find_installed_satisfier ("yaourt");
-			if (pkg.name == "") {
-				aur_config_box.visible = false;
-			} else {
 			enable_aur_button.active = transaction.enable_aur;
 			search_aur_checkbutton.active = transaction.search_aur;
 			search_aur_checkbutton.sensitive = transaction.enable_aur;
 			check_aur_updates_checkbutton.active = transaction.check_aur_updates;
 			check_aur_updates_checkbutton.sensitive = transaction.enable_aur;
-				no_confirm_build_checkbutton.active = transaction.no_confirm_build;
-				no_confirm_build_checkbutton.sensitive = transaction.enable_aur;
 			enable_aur_button.state_set.connect (on_enable_aur_button_state_set);
 			search_aur_checkbutton.toggled.connect (on_search_aur_checkbutton_toggled);
 			check_aur_updates_checkbutton.toggled.connect (on_check_aur_updates_checkbutton_toggled);
-				no_confirm_build_checkbutton.toggled.connect (on_no_confirm_build_checkbutton_toggled);
-			}
 		}
 
 		bool on_remove_unrequired_deps_button_state_set (bool new_state) {
@@ -203,15 +191,8 @@ namespace Pamac {
 			transaction.start_write_pamac_config (new_pamac_conf);
 		}
 
-		void on_no_confirm_build_checkbutton_toggled () {
-			var new_pamac_conf = new HashTable<string,Variant> (str_hash, str_equal);
-			new_pamac_conf.insert ("NoConfirmBuild", new Variant.boolean (no_confirm_build_checkbutton.active));
-			transaction.start_write_pamac_config (new_pamac_conf);
-		}
-
 		void on_write_pamac_config_finished (bool recurse, uint64 refresh_period, bool no_update_hide_icon,
-											bool enable_aur, bool search_aur, bool check_aur_updates,
+											bool enable_aur, bool search_aur, bool check_aur_updates) {
-											bool no_confirm_build) {
 			remove_unrequired_deps_button.state = recurse;
 			if (refresh_period == 0) {
 				check_updates_button.state = false;
@@ -234,8 +215,6 @@ namespace Pamac {
 			search_aur_checkbutton.sensitive = enable_aur;
 			check_aur_updates_checkbutton.active = check_aur_updates;
 			check_aur_updates_checkbutton.sensitive = enable_aur;
-			no_confirm_build_checkbutton.active = no_confirm_build;
-			no_confirm_build_checkbutton.sensitive = enable_aur;
 		}
 
 		bool on_check_space_button_state_set (bool new_state) {

src/progress_box.vala

@@ -27,7 +27,6 @@ namespace Pamac {
 		[GtkChild]
 		public Gtk.Label action_label;
 
-
 		public ProgressBox () {
 			Object ();
 		}

src/transaction.vala

@@ -17,7 +17,7 @@
  *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
-const string VERSION = "4.2.0";
+const string VERSION = "4.2.9";
 
 namespace Pamac {
 	[DBus (name = "org.manjaro.pamac")]
@@ -46,7 +46,6 @@ namespace Pamac {
 		public abstract AlpmPackage find_sync_satisfier (string depstring) throws IOError;
 		public abstract async AlpmPackage[] search_pkgs (string search_string) throws IOError;
 		public abstract async AURPackage[] search_in_aur (string search_string) throws IOError;
-		public abstract async string[] get_aur_build_list (string pkgname) throws IOError;
 		public abstract string[] get_repos_names () throws IOError;
 		public abstract async AlpmPackage[] get_repo_pkgs (string repo) throws IOError;
 		public abstract string[] get_groups_names () throws IOError;
@@ -56,7 +55,7 @@ namespace Pamac {
 		public abstract string[] get_pkg_uninstalled_optdeps (string pkgname) throws IOError;
 		public abstract void start_get_updates (bool check_aur_updates) throws IOError;
 		public abstract void start_sysupgrade_prepare (bool enable_downgrade, string[] temporary_ignorepkgs) throws IOError;
-		public abstract void start_trans_prepare (int transflags, string[] to_install, string[] to_remove, string[] to_load) throws IOError;
+		public abstract void start_trans_prepare (int transflags, string[] to_install, string[] to_remove, string[] to_load, string[] to_build) throws IOError;
 		public abstract void choose_provider (int provider) throws IOError;
 		public abstract TransactionSummary get_transaction_summary () throws IOError;
 		public abstract void start_trans_commit () throws IOError;
@@ -78,8 +77,7 @@ namespace Pamac {
 		public signal void trans_commit_finished (bool success);
 		public signal void get_authorization_finished (bool authorized);
 		public signal void write_pamac_config_finished (bool recurse, uint64 refresh_period, bool no_update_hide_icon,
-														bool enable_aur, bool search_aur, bool check_aur_updates,
+														bool enable_aur, bool search_aur, bool check_aur_updates);
-														bool no_confirm_build);
 		public signal void write_alpm_config_finished (bool checkspace);
 		public signal void write_mirrors_config_finished (string choosen_country, string choosen_generation_method);
 		public signal void generate_mirrors_list_data (string line);
@@ -105,7 +103,6 @@ namespace Pamac {
 		public bool check_aur_updates { get { return pamac_config.check_aur_updates; } }
 		public bool enable_aur { get { return pamac_config.enable_aur; }  }
 		public unowned GLib.HashTable<string,string> environment_variables { get {return pamac_config.environment_variables; } }
-		public bool no_confirm_build { get { return pamac_config.no_confirm_build; } }
 		public bool no_update_hide_icon { get { return pamac_config.no_update_hide_icon; } }
 		public bool recurse { get { return pamac_config.recurse; } }
 		public uint64 refresh_period { get { return pamac_config.refresh_period; } }
@@ -118,6 +115,8 @@ namespace Pamac {
 		public GenericSet<string?> to_remove;
 		public GenericSet<string?> to_load;
 		public GenericSet<string?> to_build;
+		Queue<string> to_build_queue;
+		string[] aur_pkgs_to_install;
 		GenericSet<string?> previous_to_install;
 		GenericSet<string?> previous_to_remove;
 		public GenericSet<string?> transaction_summary;
@@ -133,6 +132,9 @@ namespace Pamac {
 		uint pulse_timeout_id;
 		bool sysupgrade_after_trans;
 		bool enable_downgrade;
+		bool no_confirm_commit;
+		bool build_after_sysupgrade;
+		bool building;
 		uint64 previous_xfered;
 		uint64 download_rate;
 		uint64 rates_nb;
@@ -145,19 +147,20 @@ namespace Pamac {
 		public ProgressBox progress_box;
 		Vte.Terminal term;
 		Vte.Pty pty;
-		public Gtk.Grid term_grid;
+		Cancellable build_cancellable;
+		public Gtk.ScrolledWindow term_window;
 		//parent window
 		public Gtk.ApplicationWindow? application_window { get; private set; }
 
 		public signal void start_transaction ();
+		public signal void start_building ();
 		public signal void important_details_outpout (bool must_show);
 		public signal void alpm_handle_refreshed ();
 		public signal void finished (bool success);
 		public signal void set_pkgreason_finished ();
 		public signal void get_updates_finished (Updates updates);
 		public signal void write_pamac_config_finished (bool recurse, uint64 refresh_period, bool no_update_hide_icon,
-														bool enable_aur, bool search_aur, bool check_aur_updates,
+														bool enable_aur, bool search_aur, bool check_aur_updates);
-														bool no_confirm_build);
 		public signal void write_alpm_config_finished (bool checkspace);
 		public signal void write_mirrors_config_finished (string choosen_country, string choosen_generation_method);
 		public signal void generate_mirrors_list ();
@@ -173,6 +176,7 @@ namespace Pamac {
 			to_remove = new GenericSet<string?> (str_hash, str_equal);
 			to_load = new GenericSet<string?> (str_hash, str_equal);
 			to_build = new GenericSet<string?> (str_hash, str_equal);
+			to_build_queue = new Queue<string> ();
 			previous_to_install = new GenericSet<string?> (str_hash, str_equal);
 			previous_to_remove = new GenericSet<string?> (str_hash, str_equal);
 			transaction_summary = new GenericSet<string?> (str_hash, str_equal);
@@ -185,10 +189,14 @@ namespace Pamac {
 			progress_box.progressbar.text = "";
 			//creating terminal
 			term = new Vte.Terminal ();
-			term.scroll_on_output = false;
+			term.set_scrollback_lines (-1);
 			term.expand = true;
-			term.height_request = 200;
 			term.visible = true;
+			var black = Gdk.RGBA ();
+			black.parse ("black");
+			term.set_color_cursor (black);
+			term.button_press_event.connect (on_term_button_press_event);
+			term.key_press_event.connect (on_term_key_press_event);
 			// creating pty for term
 			try {
 				pty = term.pty_new_sync (Vte.PtyFlags.NO_HELPER);
@@ -196,19 +204,19 @@ namespace Pamac {
 				stderr.printf ("Error: %s\n", e.message);
 			}
 			// add term in a grid with a scrollbar
-			term_grid = new Gtk.Grid ();
+			term_window = new Gtk.ScrolledWindow (null, term.vadjustment);
-			term_grid.expand = true;
+			term_window.expand = true;
-			term_grid.visible = true;
+			term_window.visible = true;
-			var sb = new Gtk.Scrollbar (Gtk.Orientation.VERTICAL, term.vadjustment);
+			term_window.propagate_natural_height = true;
-			sb.visible = true;
+			term_window.add (term);
-			term_grid.attach (term, 0, 0, 1, 1);
+			build_cancellable = new Cancellable ();
-			term_grid.attach (sb, 1, 0, 1, 1);
-			// connect to child_exited signal which will only be emit after a call to watch_child
-			term.child_exited.connect (on_term_child_exited);
 			// progress data
 			previous_textbar = "";
 			previous_filename = "";
 			sysupgrade_after_trans = false;
+			no_confirm_commit = false;
+			build_after_sysupgrade = false;
+			building = false;
 			timer = new Timer ();
 			success = false;
 			warning_textbuffer = new StringBuilder ();
@@ -284,7 +292,7 @@ namespace Pamac {
 			}
 		}
 
-		public void start_get_authorization () {
+		void start_get_authorization () {
 			try {
 				daemon.start_get_authorization ();
 			} catch (IOError e) {
@@ -316,23 +324,71 @@ namespace Pamac {
 			}
 		}
 
-		void spawn_in_term (string[] args, bool close_pid = true, out Pid child_pid = null) {
+		bool on_term_button_press_event (Gdk.EventButton event) {
+			// Check if right mouse button was clicked
+			if (event.type == Gdk.EventType.BUTTON_PRESS && event.button == 3) {
+				if (term.get_has_selection ()) {
+					var right_click_menu = new Gtk.Menu ();
+					var copy_item = new Gtk.MenuItem.with_label (dgettext (null, "Copy"));
+					copy_item.activate.connect (() => {term.copy_clipboard ();});
+					right_click_menu.append (copy_item);
+					right_click_menu.show_all ();
+					right_click_menu.popup (null, null, null, event.button, event.time);
+					return true;
+				}
+			}
+			return false;
+		}
+
+		bool on_term_key_press_event (Gdk.EventKey event) {
+			// Check if Ctrl + c keys were pressed
+			if (((event.state & Gdk.ModifierType.CONTROL_MASK) != 0) && (Gdk.keyval_name (event.keyval) == "c")) {
+				term.copy_clipboard ();
+				return true;
+			}
+			return false;
+		}
+
+		void show_in_term (string message) {
+			term.set_pty (pty);
 			try {
-				Process.spawn_async (null, args, null, SpawnFlags.SEARCH_PATH | SpawnFlags.DO_NOT_REAP_CHILD, pty.child_setup, out child_pid);
+				Process.spawn_async (null, {"echo", message}, null, SpawnFlags.SEARCH_PATH, pty.child_setup, null);
 			} catch (SpawnError e) {
 				stderr.printf ("SpawnError: %s\n", e.message);
 			}
-			term.set_pty (pty);
-			if (close_pid) {
-				ChildWatch.add (child_pid, (pid, status) => {
-					// Triggered when the child indicated by child_pid exits
-					Process.close_pid (pid);
-				});
 		}
+
+		async int spawn_in_term (string[] args, string? working_directory = null) {
+			SourceFunc callback = spawn_in_term.callback;
+			int status = 1;
+			term.set_pty (pty);
+			var launcher = new SubprocessLauncher (SubprocessFlags.NONE);
+			launcher.set_cwd (working_directory);
+			launcher.set_environ (Environ.get ());
+			launcher.set_child_setup (pty.child_setup);
+			try {
+				Subprocess process = launcher.spawnv (args);
+				process.wait_async.begin (build_cancellable, (obj, res) => {
+					try {
+						process.wait_async.end (res);
+						if (process.get_if_exited ()) {
+							status = process.get_exit_status ();
+						}
+					} catch (Error e) {
+						// cancelled
+						process.send_signal (Posix.SIGTERM);
+					}
+					Idle.add ((owned) callback);
+				});
+				yield;
+			} catch (Error e) {
+				stderr.printf ("Error: %s\n", e.message);
+			}
+			return status;
 		}
 
 		void reset_progress_box (string action) {
-			spawn_in_term ({"echo", action});
+			show_in_term (action);
 			progress_box.action_label.label = action;
 			progress_box.progressbar.fraction = 0;
 			progress_box.progressbar.text = "";
@@ -550,16 +606,6 @@ namespace Pamac {
 			return pkgs;
 		}
 
-		public async string[] get_aur_build_list (string pkgname) {
-			string[] names = {};
-			try {
-				names = yield daemon.get_aur_build_list (pkgname);
-			} catch (IOError e) {
-				stderr.printf ("IOError: %s\n", e.message);
-			}
-			return names;
-		}
-
 		public string[] get_repos_names () {
 			string[] repos_names = {};
 			try {
@@ -719,9 +765,12 @@ namespace Pamac {
 						}
 					}
 					if (updates.repos_updates.length != 0) {
+						build_after_sysupgrade = true;
 						sysupgrade_simple (enable_downgrade);
 					} else {
-						on_trans_prepare_finished (true);
+						// only aur updates
+						// run as a standard transaction
+						run ();
 					}
 				} else {
 					if (updates.repos_updates.length != 0) {
@@ -738,6 +787,7 @@ namespace Pamac {
 			to_install.remove_all ();
 			to_remove.remove_all ();
 			to_build.remove_all ();
+			to_load.remove_all ();
 		}
 
 		void clear_previous_lists () {
@@ -745,20 +795,25 @@ namespace Pamac {
 			previous_to_remove.remove_all ();
 		}
 
+		void start_trans_prepare (int transflags, string[] to_install, string[] to_remove, string[] to_load, string[] to_build) {
+			try {
+				daemon.start_trans_prepare (transflags, to_install, to_remove, to_load, to_build);
+			} catch (IOError e) {
+				stderr.printf ("IOError: %s\n", e.message);
+				stop_progressbar_pulse ();
+				success = false;
+				finish_transaction ();
+			}
+		}
+
 		public void run () {
 			string action = dgettext (null, "Preparing") + "...";
 			reset_progress_box (action);
-			// run
+			start_progressbar_pulse ();
-			if (to_install.length == 0
-					&& to_remove.length == 0
-					&& to_load.length == 0
-					&& to_build.length != 0) {
-				// there only AUR packages to build so no need to prepare transaction
-				on_trans_prepare_finished (true);
-			} else {
 			string[] to_install_ = {};
 			string[] to_remove_ = {};
 			string[] to_load_ = {};
+			string[] to_build_ = {};
 			foreach (unowned string name in to_install) {
 				to_install_ += name;
 			}
@@ -768,14 +823,10 @@ namespace Pamac {
 			foreach (unowned string path in to_load) {
 				to_load_ += path;
 			}
-				try {
+			foreach (unowned string name in to_build) {
-					daemon.start_trans_prepare (flags, to_install_, to_remove_, to_load_);
+				to_build_ += name;
-				} catch (IOError e) {
-					stderr.printf ("IOError: %s\n", e.message);
-					success = false;
-					finish_transaction ();
-				}
 			}
+			start_trans_prepare (flags, to_install_, to_remove_, to_load_, to_build_);
 		}
 
 		void choose_provider (string depend, string[] providers) {
@@ -843,6 +894,19 @@ namespace Pamac {
 				transaction_sum_dialog.sum_list.get_iter (out iter, new Gtk.TreePath.from_indices (pos));
 				transaction_sum_dialog.sum_list.set (iter, 0, "<b>%s</b>".printf (dgettext (null, "To remove") + ":"));
 			}
+			if (summary.aur_conflicts_to_remove.length > 0) {
+				// do not add type enum because it is just infos
+				foreach (unowned UpdateInfos infos in summary.aur_conflicts_to_remove) {
+					transaction_summary.add (infos.name);
+					transaction_sum_dialog.sum_list.insert_with_values (out iter, -1,
+												1, infos.name,
+												2, infos.old_version);
+				}
+				Gtk.TreePath path = transaction_sum_dialog.sum_list.get_path (iter);
+				int pos = (path.get_indices ()[0]) - (summary.aur_conflicts_to_remove.length - 1);
+				transaction_sum_dialog.sum_list.get_iter (out iter, new Gtk.TreePath.from_indices (pos));
+				transaction_sum_dialog.sum_list.set (iter, 0, "<b>%s</b>".printf (dgettext (null, "To remove") + ":"));
+			}
 			if (summary.to_downgrade.length > 0) {
 				type |= Type.STANDARD;
 				foreach (unowned UpdateInfos infos in summary.to_downgrade) {
@@ -858,15 +922,22 @@ namespace Pamac {
 				transaction_sum_dialog.sum_list.get_iter (out iter, new Gtk.TreePath.from_indices (pos));
 				transaction_sum_dialog.sum_list.set (iter, 0, "<b>%s</b>".printf (dgettext (null, "To downgrade") + ":"));
 			}
-			if (to_build.length > 0) {
+			if (summary.to_build.length > 0) {
 				type |= Type.BUILD;
-				foreach (unowned string name in to_build) {
+				// populate build queue
-					transaction_summary.add (name);
+				foreach (unowned string name in summary.aur_pkgbases_to_build) {
+					to_build_queue.push_tail (name);
+				}
+				aur_pkgs_to_install = {};
+				foreach (unowned UpdateInfos infos in summary.to_build) {
+					aur_pkgs_to_install += infos.name;
+					transaction_summary.add (infos.name);
 					transaction_sum_dialog.sum_list.insert_with_values (out iter, -1,
-												1, name);
+												1, infos.name,
+												2, infos.new_version);
 				}
 				Gtk.TreePath path = transaction_sum_dialog.sum_list.get_path (iter);
-				int pos = (path.get_indices ()[0]) - ((int) to_build.length - 1);
+				int pos = (path.get_indices ()[0]) - (summary.to_build.length - 1);
 				transaction_sum_dialog.sum_list.get_iter (out iter, new Gtk.TreePath.from_indices (pos));
 				transaction_sum_dialog.sum_list.set (iter, 0, "<b>%s</b>".printf (dgettext (null, "To build") + ":"));
 			}
@@ -924,7 +995,7 @@ namespace Pamac {
 			return type;
 		}
 
-		public void start_commit () {
+		void start_commit () {
 			try {
 				daemon.start_trans_commit ();
 			} catch (IOError e) {
@@ -934,52 +1005,84 @@ namespace Pamac {
 			}
 		}
 
-		public async void build_aur_packages () {
+		async void build_aur_packages () {
-			string action = dgettext (null, "Building packages") + "...";
+			string pkgname = to_build_queue.pop_head ();
+			string action = dgettext (null, "Building %s".printf (pkgname)) + "...";
 			reset_progress_box (action);
-			term.grab_focus ();
+			build_cancellable.reset ();
 			start_progressbar_pulse ();
 			important_details_outpout (true);
-			start_transaction ();
+			to_build.remove_all ();
-			string[] cmds = {"yaourt", "-S"};
+			string [] built_pkgs = {};
-			if (pamac_config.no_confirm_build) {
+			int status = 1;
-				cmds += "--noconfirm";
+			string builddir = "/tmp/pamac-build";
+			status = yield spawn_in_term ({"mkdir", "-p", builddir});
+			if (status == 0) {
+				status = yield spawn_in_term ({"rm", "-rf", pkgname}, builddir);
+				if (!build_cancellable.is_cancelled ()) {
+					if (status == 0) {
+						building = true;
+						start_building ();
+						status = yield spawn_in_term ({"git", "clone", "https://aur.archlinux.org/%s.git".printf (pkgname)}, builddir);
+						if (status == 0) {
+							string pkgdir = "%s/%s".printf (builddir, pkgname);
+							status = yield spawn_in_term ({"makepkg", "-c"}, pkgdir);
+							building = false;
+							if (status == 0) {
+								foreach (unowned string aurpkg in aur_pkgs_to_install) {
+									string standard_output;
+									try {
+										Process.spawn_command_line_sync ("find %s -name %s".printf (pkgdir, "'%s-*.pkg.tar*'".printf (aurpkg)),
+																	out standard_output,
+																	null,
+																	out status);
+										if (status == 0) {
+											foreach (unowned string path in standard_output.split ("\n")) {
+												if (path != "") {
+													built_pkgs += path;
+												}
+											}
+										}
+									} catch (SpawnError e) {
+										stderr.printf ("SpawnError: %s\n", e.message);
+										status = 1;
+									}
+								}
+							}
 						}
-			string[] packagebases = {};
-			foreach (unowned string name in to_build) {
-				AURPackageDetails details = yield get_aur_details (name);
-				if (details.name != "") {
-					if (!(details.packagebase in packagebases)) {
-						packagebases += details.packagebase;
-						cmds += name;
 					}
 				} else {
-					cmds += name;
+					status = 1;
 				}
 			}
-			Pid child_pid;
+			building = false;
-			spawn_in_term (cmds, false, out child_pid);
+			if (status == 0) {
-			// watch_child is needed in order to have the child_exited signal emitted
+				if (built_pkgs.length > 0) {
-			term.watch_child (child_pid);
+					no_confirm_commit = true;
-//~ 			foreach (unowned string pkgname in to_build) {
+					show_in_term ("");
-//~ 				stdout.printf("aur deps for %s:\n", pkgname);
+					stop_progressbar_pulse ();
-//~ 				get_aur_build_list.begin (pkgname, (obj, res) => {
+					start_trans_prepare (flags, {}, {}, built_pkgs, {});
-//~ 					string[] names = get_aur_build_list.end (res);
+				}
-//~ 					foreach (unowned string name in names) {
+			} else {
-//~ 						stdout.printf("\t%s\n", name);
+				to_load.remove_all ();
-//~ 					}
+				to_build_queue.clear ();
-//~ 				});
+				stop_progressbar_pulse ();
-//~ 			}
+				success = false;
+				finish_transaction ();
+			}
 		}
 
 		public void cancel () {
+			if (building) {
+				build_cancellable.cancel ();
+			} else {
 				try {
 					daemon.trans_cancel ();
 				} catch (IOError e) {
 					stderr.printf ("IOError: %s\n", e.message);
 				}
-			progress_box.hide ();
+			}
-			spawn_in_term ({"/usr/bin/echo", dgettext (null, "Transaction cancelled") + ".\n"});
+			show_in_term (dgettext (null, "Transaction cancelled") + ".\n");
 			warning_textbuffer = new StringBuilder ();
 		}
 
@@ -1031,31 +1134,31 @@ namespace Pamac {
 							previous_filename = details[0];
 							string msg = dgettext (null, "Installing %s").printf (details[0]) + "...";
 							progress_box.action_label.label = msg;
-							spawn_in_term ({"echo", dgettext (null, "Installing %s").printf ("%s (%s)".printf (details[0], details[1])) + "..."});
+							show_in_term (dgettext (null, "Installing %s").printf ("%s (%s)".printf (details[0], details[1])) + "...");
 							break;
 						case 2: //Alpm.Package.Operation.UPGRADE
 							previous_filename = details[0];
 							string msg = dgettext (null, "Upgrading %s").printf (details[0]) + "...";
 							progress_box.action_label.label = msg;
-							spawn_in_term ({"echo", dgettext (null, "Upgrading %s").printf ("%s (%s -> %s)".printf (details[0], details[1], details[2])) + "..."});
+							show_in_term (dgettext (null, "Upgrading %s").printf ("%s (%s -> %s)".printf (details[0], details[1], details[2])) + "...");
 							break;
 						case 3: //Alpm.Package.Operation.REINSTALL
 							previous_filename = details[0];
 							string msg = dgettext (null, "Reinstalling %s").printf (details[0]) + "...";
 							progress_box.action_label.label = msg;
-							spawn_in_term ({"echo", dgettext (null, "Reinstalling %s").printf ("%s (%s)".printf (details[0], details[1])) + "..."});
+							show_in_term (dgettext (null, "Reinstalling %s").printf ("%s (%s)".printf (details[0], details[1])) + "...");
 							break;
 						case 4: //Alpm.Package.Operation.DOWNGRADE
 							previous_filename = details[0];
 							string msg = dgettext (null, "Downgrading %s").printf (details[0]) + "...";
 							progress_box.action_label.label = msg;
-							spawn_in_term ({"echo", dgettext (null, "Downgrading %s").printf ("%s (%s -> %s)".printf (details[0], details[1], details[2])) + "..."});
+							show_in_term (dgettext (null, "Downgrading %s").printf ("%s (%s -> %s)".printf (details[0], details[1], details[2])) + "...");
 							break;
 						case 5: //Alpm.Package.Operation.REMOVE
 							previous_filename = details[0];
 							string msg = dgettext (null, "Removing %s").printf (details[0]) + "...";
 							progress_box.action_label.label = msg;
-							spawn_in_term ({"echo", dgettext (null, "Removing %s").printf ("%s (%s)".printf (details[0], details[1])) + "..."});
+							show_in_term (dgettext (null, "Removing %s").printf ("%s (%s)".printf (details[0], details[1])) + "...");
 							break;
 					}
 					break;
@@ -1090,7 +1193,7 @@ namespace Pamac {
 					break;
 				case 28: //Alpm.Event.Type.PKGDOWNLOAD_START
 					// special case handle differently
-					spawn_in_term ({"echo", dgettext (null, "Downloading %s").printf (details[0]) + "..."});
+					show_in_term (dgettext (null, "Downloading %s").printf (details[0]) + "...");
 					string name_version_release = details[0].slice (0, details[0].last_index_of_char ('-'));
 					string name_version = name_version_release.slice (0, name_version_release.last_index_of_char ('-'));
 					string name = name_version.slice (0, name_version.last_index_of_char ('-'));
@@ -1153,10 +1256,10 @@ namespace Pamac {
 			}
 			if (action != null) {
 				progress_box.action_label.label = action;
-				spawn_in_term ({"echo", action});
+				show_in_term (action);
 			}
 			if (detailed_action != null) {
-				spawn_in_term ({"echo", detailed_action});
+				show_in_term (detailed_action);
 			}
 		}
 
@@ -1329,7 +1432,7 @@ namespace Pamac {
 				}
 			}
 			if (line != null) {
-				spawn_in_term ({"echo", "-n", line});
+				show_in_term (line.replace ("\n", ""));
 			}
 		}
 
@@ -1362,21 +1465,37 @@ namespace Pamac {
 		}
 
 		void display_error (string message, string[] details) {
-			spawn_in_term ({"echo", "-n", message});
+			var dialog = new Gtk.Dialog.with_buttons (message,
-			var dialog = new Gtk.MessageDialog (application_window,
+													application_window,
-												Gtk.DialogFlags.MODAL,
+													Gtk.DialogFlags.MODAL | Gtk.DialogFlags.USE_HEADER_BAR);
-												Gtk.MessageType.ERROR,
-												Gtk.ButtonsType.CLOSE,
-												message);
-			if (details.length != 0) {
 			var textbuffer = new StringBuilder ();
-				spawn_in_term ({"echo", ":"});
+			if (details.length != 0) {
+				show_in_term (message + ":");
 				foreach (unowned string detail in details) {
-					spawn_in_term ({"echo", detail});
+					show_in_term (detail);
 					textbuffer.append (detail + "\n");
 				}
-				dialog.secondary_text = textbuffer.str;
+			} else {
+				show_in_term (message);
+				textbuffer.append (message);
 			}
+			dialog.deletable = false;
+			unowned Gtk.Widget widget = dialog.add_button (dgettext (null, "_Close"), Gtk.ResponseType.CLOSE);
+			widget.can_focus = true;
+			widget.has_focus = true;
+			widget.can_default = true;
+			widget.has_default = true;
+			var scrolledwindow = new Gtk.ScrolledWindow (null, null);
+			var label = new Gtk.Label (textbuffer.str);
+			label.margin = 12;
+			scrolledwindow.visible = true;
+			label.visible = true;
+			scrolledwindow.add (label);
+			scrolledwindow.expand = true;
+			unowned Gtk.Box box = dialog.get_content_area ();
+			box.add (scrolledwindow);
+			dialog.default_width = 600;
+			dialog.default_height = 300;
 			dialog.run ();
 			dialog.destroy ();
 		}
@@ -1417,8 +1536,8 @@ namespace Pamac {
 			if (success) {
 				show_warnings ();
 				Type type = set_transaction_sum ();
-				if (type == Type.UPDATE && mode == Mode.UPDATER) {
+				if (no_confirm_commit || (type == Type.UPDATE && mode == Mode.UPDATER)) {
-					// there only updates
+					// no_confirm_commit or only updates
 					start_commit ();
 				} else if (type != 0) {
 					if (transaction_sum_dialog.run () == Gtk.ResponseType.OK) {
@@ -1428,6 +1547,7 @@ namespace Pamac {
 						}
 						if (type == Type.BUILD) {
 							// there only AUR packages to build
+							release ();
 							on_trans_commit_finished (true);
 						} else {
 							// backup to_install and to_remove
@@ -1444,10 +1564,11 @@ namespace Pamac {
 					} else {
 						transaction_sum_dialog.hide ();
 						unowned string action = dgettext (null, "Transaction cancelled");
-						spawn_in_term ({"echo", action + ".\n"});
+						show_in_term (action + ".\n");
 						progress_box.action_label.label = action;
 						release ();
 						transaction_summary.remove_all ();
+						to_build_queue.clear ();
 						sysupgrade_after_trans = false;
 						success = false;
 						finish_transaction ();
@@ -1455,13 +1576,14 @@ namespace Pamac {
 				} else {
 					//var err = ErrorInfos ();
 					//err.message = dgettext (null, "Nothing to do") + "\n";
-					spawn_in_term ({"echo", dgettext (null, "Nothing to do") + ".\n"});
+					show_in_term (dgettext (null, "Nothing to do") + ".\n");
 					release ();
 					clear_lists ();
 					finish_transaction ();
 					//handle_error (err);
 				}
 			} else {
+				to_load.remove_all ();
 				warning_textbuffer = new StringBuilder ();
 				handle_error (get_current_error ());
 			}
@@ -1469,23 +1591,27 @@ namespace Pamac {
 
 		void on_trans_commit_finished (bool success) {
 			this.success = success;
+			// needed before build_aur_packages and remove_makedeps
+			no_confirm_commit = false;
 			if (success) {
 				show_warnings ();
-				if (to_build.length != 0) {
+				to_load.remove_all ();
-					if (previous_to_install.length != 0
+				if (to_build_queue.get_length () != 0) {
-							|| previous_to_remove.length != 0
+					show_in_term ("");
-							|| to_load.length != 0) {
+					clear_previous_lists ();
-						spawn_in_term ({"echo", dgettext (null, "Transaction successfully finished") + ".\n"});
-					}
 					build_aur_packages.begin ();
 				} else {
 					clear_previous_lists ();
 					if (sysupgrade_after_trans) {
 						sysupgrade_after_trans = false;
 						sysupgrade (false);
+					} else if (build_after_sysupgrade) {
+						build_after_sysupgrade = false;
+						// build aur updates in to_build
+						run ();
 					} else {
 						unowned string action = dgettext (null, "Transaction successfully finished");
-						spawn_in_term ({"echo", action + ".\n"});
+						show_in_term (action + ".\n");
 						progress_box.action_label.label = action;
 						finish_transaction ();
 					}
@@ -1502,6 +1628,8 @@ namespace Pamac {
 					foreach (unowned string name in previous_to_remove) {
 						to_remove.add (name);
 					}
+				} else {
+					to_load.remove_all ();
 				}
 				clear_previous_lists ();
 				warning_textbuffer = new StringBuilder ();
@@ -1512,39 +1640,18 @@ namespace Pamac {
 			previous_filename = "";
 		}
 
-		void on_term_child_exited (int status) {
-			stop_progressbar_pulse ();
-			clear_previous_lists ();
-			to_build.remove_all ();
-			// let the time to the daemon to update databases
-			Timeout.add (1000, () => {
-				if (status == 0) {
-					success = true;
-					unowned string action = dgettext (null, "Transaction successfully finished");
-					spawn_in_term ({"echo", action + "."});
-					progress_box.action_label.label = action;
-				} else {
-					success = false;
-				}
-				finish_transaction ();
-				return false;
-			});
-		}
-
 		void on_set_pkgreason_finished () {
 			set_pkgreason_finished ();
 		}
 
 		void on_write_pamac_config_finished (bool recurse, uint64 refresh_period, bool no_update_hide_icon,
-												bool enable_aur, bool search_aur, bool check_aur_updates,
+												bool enable_aur, bool search_aur, bool check_aur_updates) {
-												bool no_confirm_build) {
 			pamac_config.reload ();
 			if (recurse) {
 				flags |= (1 << 5); //Alpm.TransFlag.RECURSE
 			}
 			write_pamac_config_finished (recurse, refresh_period, no_update_hide_icon,
-											enable_aur, search_aur, check_aur_updates,
+											enable_aur, search_aur, check_aur_updates);
-											no_confirm_build);
 		}
 
 		void on_write_alpm_config_finished (bool checkspace) {
@@ -1556,12 +1663,12 @@ namespace Pamac {
 		}
 
 		void on_generate_mirrors_list_data (string line) {
-			spawn_in_term ({"echo", line});
+			show_in_term (line);
 		}
 
 		void on_generate_mirrors_list_finished () {
 			stop_progressbar_pulse ();
-			spawn_in_term ({"echo"});
+			show_in_term ("");
 			// force a dbs refresh
 			start_refresh (true);
 		}

src/updater_window.vala

@@ -75,6 +75,7 @@ namespace Pamac {
 			important_details = false;
 			generate_mirrors_list = false;
 
+			headerbar.title = dgettext (null, "Update Manager");
 			Timeout.add (100, populate_window);
 		}
 
@@ -89,13 +90,14 @@ namespace Pamac {
 			transaction = new Transaction (this as Gtk.ApplicationWindow);
 			transaction.mode = Mode.UPDATER;
 			transaction.start_transaction.connect (on_start_transaction);
+			transaction.start_building.connect (on_start_building);
 			transaction.important_details_outpout.connect (on_important_details_output);
 			transaction.finished.connect (populate_updates_list);
 			transaction.get_updates_finished.connect (on_get_updates_finished);
 			transaction.generate_mirrors_list.connect (on_generate_mirrors_list);
 
 			// integrate progress box and term widget
-			stack.add_named (transaction.term_grid, "term");
+			stack.add_named (transaction.term_window, "term");
 			transaction_infobox.pack_start (transaction.progress_box);
 
 			// A timeout is needed to let the time to the daemon to deal
@@ -264,6 +266,10 @@ namespace Pamac {
 			cancel_button.sensitive = false;
 		}
 
+		void on_start_building () {
+			cancel_button.sensitive = true;
+		}
+
 		void on_important_details_output (bool must_show) {
 			if (must_show) {
 				stackswitcher.visible = false;
@@ -300,7 +306,7 @@ namespace Pamac {
 		}
 
 		void on_get_updates_finished (Updates updates) {
-			headerbar.title = "";
+			headerbar.title = dgettext (null, "Update Manager");
 			repos_updates_list.clear ();
 			stackswitcher.visible = false;
 			repos_scrolledwindow.visible = true;