From: Po Lu <luangruo@yahoo.com>
Date: Fri, 20 Jan 2023 14:15:53 +0000 (+0800)
Subject: Update Android port
X-Git-Url: http://git.eshelyaron.com/gitweb/?a=commitdiff_plain;h=761c763dd66700f6eb5480cc55228b96d165960d;p=emacs.git

Update Android port

* src/android.c (android_run_select_thread, android_select)
(android_ftruncate):
* src/android.h (ftruncate): Fix compilation on Android 16 and
up.
---

diff --git a/src/android.c b/src/android.c
index 47120a6b5f5..3f6e6f4576b 100644
--- a/src/android.c
+++ b/src/android.c
@@ -274,6 +274,7 @@ android_run_select_thread (void *data)
   char byte;
 #else
   sigset_t signals, waitset;
+  int sig;
 #endif
 
 #if __ANDROID_API__ < 16
@@ -559,7 +560,9 @@ android_select (int nfds, fd_set *readfds, fd_set *writefds,
 		fd_set *exceptfds, struct timespec *timeout)
 {
   int nfds_return;
+#if __ANDROID_API__ < 16
   static char byte;
+#endif
 
   pthread_mutex_lock (&event_queue.mutex);
 
@@ -4498,32 +4501,6 @@ android_project_image_nearest (struct android_image *image,
 
 
 
-/* System call wrappers for stuff missing in bionic.  */
-
-#ifndef HAVE_FTRUNCATE
-
-/* ftruncate wrapper for Android, for systems without ftruncate in the
-   C library.
-
-   Such systems are always 32 bit systems, since Android 21 and later
-   all support ftruncate.  In addition, ARM and MIPS require registers
-   used to store long long parameters to be aligned to an even
-   register pair.  */
-
-int
-android_ftruncate (int fd, off_t length)
-{
-#if defined __arm__ || defined __mips__
-  return syscall (SYS_ftruncate64, fd, 0,
-		  (unsigned int) (length & 0xffffffff),
-		  (unsigned int) (length >> 32));
-#else
-  return syscall (SYS_ftruncate64, fd, length);
-#endif
-}
-
-#endif
-
 #else /* ANDROID_STUBIFY */
 
 /* X emulation functions for Android.  */
diff --git a/src/android.h b/src/android.h
index 97818ab4911..52b3412fb0e 100644
--- a/src/android.h
+++ b/src/android.h
@@ -104,14 +104,6 @@ extern struct android_dir *android_opendir (const char *);
 extern struct dirent *android_readdir (struct android_dir *);
 extern void android_closedir (struct android_dir *);
 
-#ifndef HAVE_FTRUNCATE
-extern int android_ftruncate (int, off_t);
-
-/* Replace calls to ftruncate with android_ftruncate when ftruncate is
-   not defined.  */
-#define ftruncate android_ftruncate
-#endif
-
 
 
 #endif