Update Android port

* INSTALL.android: Explain how to build selinux.
* configure.ac: Enable selinux on Android.
* cross/ndk-build/ndk-build-shared-library.mk: ($(call
objname,$(LOCAL_MODULE),$(basename $(1))))::($$(error
Unsupported suffix)::(NDK_CFLAGS_$(LOCAL_MODULE)):
* cross/ndk-build/ndk-build-static-library.mk: ($(call
objname,$(LOCAL_MODULE),$(basename $(1))))::($$(error
Unsupported suffix)::(NDK_CFLAGS_$(LOCAL_MODULE)): Correctly
handle files with a .cc suffix, and clang-specific asflags.
* cross/ndk-build/ndk-clear-vars.mk: Handle AOSP extensions
LOCAL_ADDITIONAL_DEPENDENCIES,
LOCAL_CLANG_ASFLAGS_$(NDK_BUILD_ARCH) and LOCAL_IS_HOST_MODULE.

* doc/emacs/android.texi (Android Startup): Explain emacsclient
wrapper.

* java/org/gnu/emacs/EmacsView.java (EmacsView): New flag
`isCurrentlyTextEditor'.
(showOnScreenKeyboard, hideOnScreenKeyboard): Set as
appropriate.
(onCheckIsTextEditor): Return its value.

* lisp/touch-screen.el (touch-screen-handle-scroll): Don't ding
at buffer limits.
* m4/ndk-build.m4: Improve doc.

* src/Makefile.in (LIBSELINUX_CFLAGS): New variable.
(EMACS_CFLAGS): Add it.

1 files changed, 15 insertions, 0 deletions

diff --git a/java/org/gnu/emacs/EmacsView.java b/java/org/gnu/emacs/EmacsView.java
index 730ed02d4f1..873124c86d1 100644
--- a/java/org/gnu/emacs/EmacsView.java
+++ b/java/org/gnu/emacs/EmacsView.java
@@ -106,6 +106,10 @@ public class EmacsView extends ViewGroup
   /* Whether or not this view is attached to a window.  */
   public boolean isAttachedToWindow;
 
+  /* Whether or not this view should have the on screen keyboard
+     displayed whenever possible.  */
+  public boolean isCurrentlyTextEditor;
+
   public
   EmacsView (EmacsWindow window)
   {
@@ -597,6 +601,7 @@ public class EmacsView extends ViewGroup
     /* Specifying no flags at all tells the system the user asked for
        the input method to be displayed.  */
     imManager.showSoftInput (this, 0);
+    isCurrentlyTextEditor = true;
   }
 
   public void
@@ -604,6 +609,7 @@ public class EmacsView extends ViewGroup
   {
     imManager.hideSoftInputFromWindow (this.getWindowToken (),
                                        0);
+    isCurrentlyTextEditor = false;
   }
 
   public void
@@ -636,4 +642,13 @@ public class EmacsView extends ViewGroup
        screen keyboard to work correctly.  */
     return null;
   }
+
+  @Override
+  public boolean
+  onCheckIsTextEditor ()
+  {
+    /* If value is true, then the system will display the on screen
+       keyboard.  */
+    return isCurrentlyTextEditor;
+  }
 };