[nautilus] desktop: add a compile flag for building it

[Carlos Soriano Sánchez <csoriano src gnome org>]

commit 9bb4ff027546f9f054093168aaa422a0a0459fb5
Author: Carlos Soriano <csoriano gnome org>
Date:   Tue Apr 19 16:49:54 2016 +0200

    desktop: add a compile flag for building it
    
    So we can build nautilus without desktop support and the other way
    around.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=712620

 Makefile.am      |    5 ++++-
 configure.ac     |   21 ++++++++++++++++++++-
 data/Makefile.am |   21 +++++++++++++++------
 3 files changed, 39 insertions(+), 8 deletions(-)
---
diff --git a/Makefile.am b/Makefile.am
index b75140f..17a81e4 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -6,13 +6,16 @@ DIRS =                                \
        libgd                   \
        libnautilus-private     \
        src                     \
-       nautilus-desktop        \
        test                    \
        po                      \
        data                    \
        docs                    \
        $(NULL)
 
+if ENABLE_DESKTOP
+DIRS += nautilus-desktop
+endif
+
 DIST_SUBDIRS = $(DIRS) nautilus-sendto-extension
 
 SUBDIRS = $(DIRS)
diff --git a/configure.ac b/configure.ac
index 955a6bd..6ed273c 100644
--- a/configure.ac
+++ b/configure.ac
@@ -165,7 +165,25 @@ AM_CONDITIONAL(ENABLE_EMPTY_VIEW, test "x$ENABLE_EMPTY_VIEW" = "x1")
 
 dnl ==========================================================================
 
-AC_ARG_ENABLE(packagekit, 
+dnl *********************************
+dnl *** Check for desktop support ***
+dnl *********************************
+
+AC_ARG_ENABLE(desktop,
+              [AS_HELP_STRING([--enable-desktop=@<:@yes/no@:>@],
+                              [build desktop support [default=yes]])],
+              [enable_desktop="$enableval"],
+              [enable_desktop=yes])
+
+if test "x$enable_desktop" != "xno"; then
+  AC_DEFINE(ENABLE_DESKTOP, 1, [Define to enable the desktop support])
+fi
+
+AM_CONDITIONAL(ENABLE_DESKTOP, test "x$enable_desktop" = "xyes")
+
+dnl ==========================================================================
+
+AC_ARG_ENABLE(packagekit,
        AS_HELP_STRING([--disable-packagekit],
                        [build without PackageKit support]))
 msg_packagekit=no
@@ -337,6 +355,7 @@ nautilus-$VERSION:
        PackageKit support:     $msg_packagekit
        nautilus-sendto ext:    $enable_nst_extension
        Tracker support:        $enable_tracker
+       desktop support:        $enable_desktop
 
         profiling support:      ${enable_profiling}
        nautilus-extension documentation: ${enable_gtk_doc}
diff --git a/data/Makefile.am b/data/Makefile.am
index 1db62a7..05214a9 100644
--- a/data/Makefile.am
+++ b/data/Makefile.am
@@ -1,16 +1,21 @@
 NULL=
 
 desktopdir       = $(datadir)/applications
-desktop_DATA     =                                     \
-       $(desktop_in_files:.desktop.in=.desktop)        \
-       nautilus-classic.desktop
 desktop_in_files =                                     \
        org.gnome.Nautilus.desktop.in                   \
        nautilus-autorun-software.desktop.in
 
-autostartdir     = $(sysconfdir)/xdg/autostart
+desktop_DATA     =                                     \
+       $(desktop_in_files:.desktop.in=.desktop)
+
 autostart_in_files = nautilus-autostart.desktop.in
-autostart_DATA = $(autostart_in_files:.desktop.in=.desktop)
+
+if ENABLE_DESKTOP
+desktop_DATA += nautilus-classic.desktop
+
+autostartdir     = $(sysconfdir)/xdg/autostart
+autostart_DATA   = $(autostart_in_files:.desktop.in=.desktop)
+endif
 
 appdatadir = $(datadir)/appdata
 appdata_in_files = org.gnome.Nautilus.appdata.xml.in
@@ -55,8 +60,12 @@ EXTRA_DIST =                         \
 CLEANFILES =                   \
        $(desktop_DATA)         \
        $(service_DATA)         \
-       $(autostart_DATA)       \
        $(appdata_DATA)         \
        $(NULL)
 
+if ENABLE_DESKTOP
+CLEANFILES += $(autostart_DATA)
+endif
+
+
 -include $(top_srcdir)/git.mk