unix: Open urls in existing instance if supported

.gitignore

@@ -44,6 +44,7 @@ data/man/hexchat.1
 data/pkgconfig/hexchat-plugin.pc
 data/misc/hexchat.appdata.xml
 data/misc/hexchat.desktop
+data/misc/hexchat.desktop.in
 data/misc/htm.desktop
 src/common/dbus/example
 src/common/dbus/org.hexchat.service.service

data/misc/Makefile.am

@@ -3,6 +3,15 @@ appdata_DATA = $(appdata_in_files:.xml.in=.xml)
 appdatadir = $(datadir)/appdata
 @INTLTOOL_XML_RULE@
 
+if USE_DBUS
+exec_command = 'hexchat --existing %U'
+else
+exec_command = 'hexchat %U'
+endif
+
+hexchat.desktop.in: hexchat.desktop.in.in
+	$(AM_V_GEN)sed -e s!\@exec_command\@!$(exec_command)! < $< > $@
+
 data_desktopdir = $(datadir)/applications
 data_desktop_in_files = hexchat.desktop.in
 
@@ -26,6 +35,6 @@ uninstall-hook:
 	$(UPDATE_MIME_DATABASE);
 	$(UPDATE_DESKTOP_DATABASE);
 
-EXTRA_DIST = hexchat.appdata.xml.in hexchat.desktop.in htm.desktop.in htm-mime.xml
+EXTRA_DIST = hexchat.appdata.xml.in hexchat.desktop.in.in htm.desktop.in htm-mime.xml
 
-CLEANFILES = $(appdata_DATA) $(data_desktop_DATA)
+CLEANFILES = $(appdata_DATA) $(data_desktop_DATA) hexchat.desktop.in

data/misc/hexchat.desktop.in.in

@@ -3,7 +3,7 @@ _Name=HexChat
 _GenericName=IRC Client
 _Comment=Chat with other people online
 _Keywords=IM;Chat;
-Exec=hexchat %U
+Exec=@exec_command@
 Icon=hexchat
 Terminal=false
 Type=Application

po/POTFILES.skip

@@ -0,0 +1 @@
+data/misc/hexchat.desktop.in.in