# HG changeset patch
# User Bruno Haible <bruno@clisp.org>
# Date 1550608733 -3600
# Node ID e13b9344e430983c5e97fff9021d50461b4762c8
# Parent  7f943adad683dd2877b1d0fbef62dee4c14da234
progreloc: Simplify code for Android.

* lib/progreloc.c (executable_fd): Don't define on Android.
(maybe_executable, find_executable): Don't use executable_fd on Android.

diff -r 7f943adad683 -r e13b9344e430 ChangeLog
--- a/ChangeLog	Tue Feb 19 08:54:45 2019 -0800
+++ b/ChangeLog	Tue Feb 19 21:38:53 2019 +0100
@@ -1,3 +1,9 @@
+2019-02-19  Bruno Haible  <bruno@clisp.org>
+
+	progreloc: Simplify code for Android.
+	* lib/progreloc.c (executable_fd): Don't define on Android.
+	(maybe_executable, find_executable): Don't use executable_fd on Android.
+
 2019-02-15  Bruno Haible  <bruno@clisp.org>
 
 	gnulib-tool: Support --import with just a few tests, not --with-tests.
diff -r 7f943adad683 -r e13b9344e430 lib/progreloc.c
--- a/lib/progreloc.c	Tue Feb 19 08:54:45 2019 -0800
+++ b/lib/progreloc.c	Tue Feb 19 21:38:53 2019 +0100
@@ -102,7 +102,7 @@
 
 #if ENABLE_RELOCATABLE
 
-#if defined __linux__ || defined __ANDROID__ || defined __CYGWIN__
+#if defined __linux__ || defined __CYGWIN__
 /* File descriptor of the executable.
    (Only used to verify that we find the correct executable.)  */
 static int executable_fd = -1;
@@ -118,7 +118,7 @@
     return false;
 #endif
 
-#if defined __linux__ || defined __ANDROID__ || defined __CYGWIN__
+#if defined __linux__ || defined __CYGWIN__
   if (executable_fd >= 0)
     {
       /* If we already have an executable_fd, check that filename points to
@@ -180,7 +180,7 @@
 
   return xstrdup (location);
 #else /* Unix */
-# if defined __linux__ || defined __ANDROID__
+# if defined __linux__
   /* The executable is accessible as /proc/<pid>/exe.  In newer Linux
      versions, also as /proc/self/exe.  Linux >= 2.1 provides a symlink
      to the true pathname; older Linux versions give only device and ino,
@@ -205,6 +205,15 @@
     }
   }
 # endif
+# if defined __ANDROID__
+  {
+    char *link;
+
+    link = xreadlink ("/proc/self/exe");
+    if (link != NULL)
+      return link;
+  }
+# endif
 # ifdef __CYGWIN__
   /* The executable is accessible as /proc/<pid>/exe, at least in
      Cygwin >= 1.5.  */