use native Gtk2 crash dialogs on Linux

closes #3872
closes #3849

Makefile

@@ -328,6 +328,8 @@ install-core: default
 	@$(INSTALL_PROGRAM) thirdparty/Newtonsoft.Json.dll "$(DATA_INSTALL_DIR)"
 	@$(INSTALL_PROGRAM) thirdparty/RestSharp.dll "$(DATA_INSTALL_DIR)"
 
+	@$(INSTALL_PROGRAM) -m +rx "error-dialog.sh" "$(DATA_INSTALL_DIR)"
+
 	@echo "#!/bin/sh" > openra
 	@echo 'BINDIR=$$(dirname $$(readlink -f $$0))' >> openra
 	@echo 'ROOTDIR="$${BINDIR%'"$(bindir)"'}"' >> openra

OpenRA.Game/Platform.cs

@@ -129,6 +129,9 @@ namespace OpenRA
 				).F(title, message, icon, logsButton, logsPath, faqButton, faqPath, quitButton);
 			}
 
+			if (CurrentPlatform == PlatformType.Linux && File.Exists("/usr/bin/zenity") && File.Exists("/usr/bin/xdg-open"))
+				process = "error-dialog.sh";
+
 			var psi = new ProcessStartInfo(process, args);
 			psi.UseShellExecute = false;
 			psi.CreateNoWindow = true;

error-dialog.sh

@@ -0,0 +1,11 @@
+#!/bin/sh
+
+zenity --error --title "OpenRA" --text "OpenRA has encountered a fatal error."
+
+zenity --question --title "OpenRA" --text="Would you like have a look at the crash log files?" || exit
+
+xdg-open ~/.openra/Logs
+
+zenity --question --title "OpenRA" --text="Would you like to read the FAQ?" || exit
+
+xdg-open https://github.com/OpenRA/OpenRA/wiki/FAQ

packaging/linux/deb/DEBIAN/control

@@ -3,7 +3,7 @@ Version: {VERSION}
 Architecture: all
 Maintainer: Chris Forbes <chrisf@ijw.co.nz>
 Installed-Size: {SIZE}
-Depends: libopenal1, mono-runtime (>= 2.10), libmono-system-core4.0-cil, libmono-system-drawing4.0-cil, libmono-system-windows-forms4.0-cil, libfreetype6, libc6, libasound2, libgl1-mesa-glx, libgl1-mesa-dri
+Depends: libopenal1, mono-runtime (>= 2.10), libmono-system-core4.0-cil, libmono-system-drawing4.0-cil, libmono-system-windows-forms4.0-cil, libfreetype6, libc6, libasound2, libgl1-mesa-glx, libgl1-mesa-dri, xdg-utils, zenity
 Section: games
 Priority: extra
 Homepage: http://www.open-ra.org/

packaging/linux/pkgbuild/PKGBUILD

@@ -7,7 +7,7 @@ arch=('any')
 url="http://open-ra.org"
 license=('GPL3')
 groups=()
-depends=('mono' 'openal' 'mesa' 'freetype2' 'glibc' 'alsa-lib')
+depends=('mono' 'openal' 'mesa' 'freetype2' 'glibc' 'alsa-lib' 'xdg-utils' 'zenity')
 makedepends=('git' 'unzip' 'wget')
 optdepends=('gksu: Elevation for installing game packages on Gnome platforms'
 'kdesudo: Elevation for installing game packages on KDE platforms')

packaging/linux/rpm/openra.spec

@@ -22,6 +22,8 @@ Requires: libdl.so.2
 Requires: libm.so.6
 Requires: libpthread.so.0
 Requires: librt.so.1
+Requires: xdg-utils
+Requires: zenity
 
 Prefix: /usr
 Source: %{name}-%{version}.tar.gz