Update Android port

* java/org/gnu/emacs/EmacsNative.java: Declare ftruncate.

* java/org/gnu/emacs/EmacsSafThread.java (openDocument1): If
initially opening with rwt, verify the file descriptor is really
writable; if not, resort to rw and truncating the file descriptor
by hand instead.

* src/androidvfs.c (NATIVE_NAME (ftruncate)): New function.
Truncate file descriptor and return whether that was successful.

1 files changed, 9 insertions, 0 deletions

diff --git a/ChangeLog.android b/ChangeLog.android
index 689482d2f1a..82ab75b40c1 100644
--- a/ChangeLog.android
+++ b/ChangeLog.android
@@ -1,11 +1,20 @@
 2023-08-06  Po Lu  <luangruo@yahoo.com>
 
+        * java/org/gnu/emacs/EmacsSafThread.java (openDocument1): If
+        initially opening with rwt, verify the file descriptor is really
+        writable; if not, resort to rw and truncating the file descriptor
+        by hand instead.
+
+        * src/androidvfs.c (NATIVE_NAME (ftruncate)): New function.
+        Truncate file descriptor and return whether that was successful.
+
         * src/androidvfs.c (android_saf_tree_chmod): Repair file access
         permissions allowed within FLAGS.
 
 2023-08-05  Po Lu  <luangruo@yahoo.com>
 
         * doc/lispref/commands.texi (Touchscreen Events): Fix typo.
+
         * lisp/subr.el (y-or-n-p): Don't call set-text-conversion-style
         when not present.