Improve ADB support for Android

ChangeLog

@@ -11,6 +11,14 @@
 	* doc/ref.xml (remote_reboot, standard_reboot): Document procedures.
 	* doc/dejagnu.texi: Regenerate.
 
+2013-10-15  Alexander Ivchenko  <alexander.ivchenko@intel.com>
+
+       * baseboards/androideabi.exp (process_multilib_options): Add option.
+       * config/adb.exp: Remove hardcoded -static option.
+       (adb_load): Add the possibility to change the temp directory. Also
+       handle permission potential problems.
+       (adb_exec): Do cd to android_tmp_dir first.
+
 2013-10-05  Jose E. Marchesi  <jose.marchesi@oracle.com>
 
 	* baseboards/unix.exp: Add gdb settings to not use hardware

baseboards/androideabi.exp

@@ -16,6 +16,8 @@
 # along with DejaGnu; if not, write to the Free Software Foundation,
 # Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA.
 
+process_multilib_options ""
+
 load_generic_config "adb"
 
 # We need this for find_gcc and *_include_flags/*_link_flags.
@@ -25,18 +27,21 @@ set_board_info compiler  "[find_gcc]"
 
 # We may need -mandroid.
 set_board_info cflags  "-mandroid"
-
-# Currently the dynamic linker does not support weak-references in
-# shared libraries.  So we need to workaround using -static
-set_board_info ldflags  "-mandroid -static"
+set_board_info ldflags  "-mandroid"
 
 #
 # load PROG to DEST and run it with ARGS using adb
 #
 proc adb_load { dest prog args } {
-    # This directory uses tmpfs, so it is the best place to run
+    # Default directory uses tmpfs, so it is the best place to run
     # tests to avoid excessive wear of flash.
+    global android_tmp_dir
+    if { $android_tmp_dir != "" } {
+	verbose -log "android temporary directory is set to $android_tmp_dir" 3
+    } else {
 	set android_tmp_dir "/mnt/sdcard/.android_secure"
+	verbose -log "android temporary directory will be used by default $android_tmp_dir" 3
+    }
 
     if { [llength $args] > 0 } {
 	set pargs [lindex $args 0]
@@ -58,12 +63,22 @@ proc adb_load { dest prog args } {
     }
 
     if [is_remote $dest] {
+	set localfile "./[file tail $prog].[pid]"
 	set remotefile "$android_tmp_dir/[file tail $prog].[pid]"
 	set remotefile [remote_download $dest $prog $remotefile]
 	if { $remotefile == "" } {
 	    verbose -log "Download of $prog to [board_info $dest name] failed." 3
 	    return "unresolved"
 	}
+	set retval [remote_exec $dest "test -x $remotefile"]
+	if { $retval != "0 {}" } {
+	    # Android doesn't support symbolic input for chmod, therefore set executable permission by number
+	    set retval [remote_exec $dest "chmod 755 $remotefile"]
+	    if { $retval != "0 {}" } {
+		verbose -log "Setting executable permissions of $prog on [board_info $dest name] failed." 3
+		return "unresolved"
+	    }
+	}
 	if [board_info $dest exists remote_link] {
 	    if [[board_info $dest remote_link] $remotefile] {
 		verbose -log "Couldn't do remote link"
@@ -73,7 +88,7 @@ proc adb_load { dest prog args } {
 		return "unresolved"
 	    }
 	}
-	set status [remote_exec $dest $remotefile $pargs $inp]
+	set status [remote_exec $dest $localfile $pargs $inp]
 	remote_exec $dest rm $remotefile
     } else {
 	set status [remote_exec $dest $prog $pargs $inp]

config/adb.exp

@@ -128,7 +128,7 @@ proc adb_file {dest op args} {
 }
 
 proc adb_upload {desthost srcfile destfile} {
-    set status [catch "exec adb [adb_serial] pull $srcfile $destfile" output]
+    set status [catch "exec adb [adb_serial] pull $srcfile $destfile |& cat" output]
     if { $status == 0 } {
 	verbose "Copied $srcfile to $destfile" 2
 	return $destfile
@@ -165,7 +165,9 @@ proc adb_exec { boardname cmd args } {
 
     verbose "Executing $boardname:$cmd $pargs < $inp "
 
-    set status [catch "exec cat $inp | adb [adb_serial] shell \( $cmd $pargs \) \\; echo XYZ\\\$\\\{\?\\\}ZYX |& cat" output]
+    # Execute commands only from temporary folder, therefore do "cd" first
+    global android_tmp_dir
+    set status [catch "exec cat $inp | adb [adb_serial] shell cd $android_tmp_dir \&\& \( $cmd $pargs \) \\; echo XYZ\\\$\\\{\?\\\}ZYX |& cat" output]
 
     # `status' doesn't mean much here other than adb worked ok.
     # What we want is whether $cmd ran ok.