Add systemd configure option. Closes #921.

configure

@@ -717,6 +717,7 @@ with_geoip_database_embedded
 with_qtsingleapplication
 enable_debug
 enable_gui
+enable_systemd
 enable_webui
 enable_qt_dbus
 with_boost
@@ -1369,6 +1370,7 @@ Optional Features:
   --enable-debug          Enable debug build
   --disable-gui           Disable the GUI for headless running. Disables
                           QtDBus and the GeoIP Database.
+  --enable-systemd        Install the systemd service file (GUI only).
   --disable-webui         Disable the WebUI.
   --disable-qt-dbus       Disable use of QtDBus (GUI only)
 
@@ -4201,6 +4203,14 @@ else
 fi
 
 
+# Check whether --enable-systemd was given.
+if test "${enable_systemd+set}" = set; then :
+  enableval=$enable_systemd;
+else
+  enable_systemd=no
+fi
+
+
 # Check whether --enable-webui was given.
 if test "${enable_webui+set}" = set; then :
   enableval=$enable_webui;
@@ -4380,6 +4390,7 @@ case "x$enable_gui" in #(
   "xyes") :
     { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
 $as_echo "yes" >&6; }
+               enable_systemd=no
                QBT_REMOVE_CONFIG="$QBT_REMOVE_CONFIG nogui" ;; #(
   "xno") :
     { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
@@ -4393,6 +4404,23 @@ $as_echo "$enable_gui" >&6; }
         as_fn_error $? "Unknown option \"$enable_gui\". Use either \"yes\" or \"no\"." "$LINENO" 5 ;;
 esac
 
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to install the systemd service file" >&5
+$as_echo_n "checking whether to install the systemd service file... " >&6; }
+case "x$enable_systemd" in #(
+  "xyes") :
+    { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
+               QBT_ADD_CONFIG="$QBT_ADD_CONFIG systemd" ;; #(
+  "xno") :
+    { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+              QBT_REMOVE_CONFIG="$QBT_REMOVE_CONFIG systemd" ;; #(
+  *) :
+    { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_systemd" >&5
+$as_echo "$enable_systemd" >&6; }
+        as_fn_error $? "Unknown option \"$enable_systemd\". Use either \"yes\" or \"no\"." "$LINENO" 5 ;;
+esac
+
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable the WebUI" >&5
 $as_echo_n "checking whether to enable the WebUI... " >&6; }
 case "x$enable_webui" in #(

configure.ac

@@ -42,6 +42,12 @@ AC_ARG_ENABLE(gui,
               [],
               [enable_gui=yes])
 
+AC_ARG_ENABLE(systemd,
+              [AS_HELP_STRING([--enable-systemd],
+                              [Install the systemd service file (GUI only).])],
+              [],
+              [enable_systemd=no])
+
 AC_ARG_ENABLE(webui,
               [AS_HELP_STRING([--disable-webui],
                               [Disable the WebUI.])],
@@ -84,6 +90,7 @@ AC_MSG_CHECKING([whether to enable the GUI])
 AS_CASE(["x$enable_gui"],
         ["xyes"],
                [AC_MSG_RESULT([yes])
+               enable_systemd=[no]
                QBT_REMOVE_CONFIG="$QBT_REMOVE_CONFIG nogui"],
         ["xno"],
               [AC_MSG_RESULT([no])
@@ -93,6 +100,17 @@ AS_CASE(["x$enable_gui"],
         [AC_MSG_RESULT([$enable_gui])
         AC_MSG_ERROR([Unknown option "$enable_gui". Use either "yes" or "no".])])
 
+AC_MSG_CHECKING([whether to install the systemd service file])
+AS_CASE(["x$enable_systemd"],
+        ["xyes"],
+               [AC_MSG_RESULT([yes])
+               QBT_ADD_CONFIG="$QBT_ADD_CONFIG systemd"],
+        ["xno"],
+              [AC_MSG_RESULT([no])
+              QBT_REMOVE_CONFIG="$QBT_REMOVE_CONFIG systemd"],
+        [AC_MSG_RESULT([$enable_systemd])
+        AC_MSG_ERROR([Unknown option "$enable_systemd". Use either "yes" or "no".])])
+
 AC_MSG_CHECKING([whether to enable the WebUI])
 AS_CASE(["x$enable_webui"],
         ["xyes"],

unixconf.pri

@@ -31,6 +31,13 @@ INSTALLS += man
 
 DIST_PATH = ../dist/unix
 
+# Systemd Service file
+nogui:systemd {
+    systemdService.files = $$DIST_PATH/systemd/qbittorrent-nox.service
+    systemdService.path = $$PREFIX/lib/systemd/system/
+    INSTALLS += systemdService
+}
+
 # Menu Icon
 !nogui {
     menuicon.files = icons/qBittorrent.desktop