[binutils-gdb] [gdb/testsuite] Fix gdb.server/sysroot.exp for remote target

[Tom de Vries <vries@sourceware.org>]

https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=6407713fab73abcfcf1893451bfc6ac6c91e609c

commit 6407713fab73abcfcf1893451bfc6ac6c91e609c
Author: Tom de Vries <tdevries@suse.de>
Date:   Thu Mar 9 10:45:03 2023 +0100

    [gdb/testsuite] Fix gdb.server/sysroot.exp for remote target
    
    Fix test-case gdb.server/sysroot.exp with target board
    remote-gdbserver-on-localhost, by:
    - using gdb_remote_download, and
    - disabling the "local" scenario for remote host.
    
    Tested on x86_64-linux.

Diff:
---
 gdb/testsuite/gdb.server/sysroot.exp | 14 +++++++++++---
 1 file changed, 11 insertions(+), 3 deletions(-)

diff --git a/gdb/testsuite/gdb.server/sysroot.exp b/gdb/testsuite/gdb.server/sysroot.exp
index 715d6001020..ac2a03d0c8f 100644
--- a/gdb/testsuite/gdb.server/sysroot.exp
+++ b/gdb/testsuite/gdb.server/sysroot.exp
@@ -27,9 +27,17 @@ if {[build_executable "failed to prepare" $testfile $srcfile "additional_flags=-
     return -1
 }
 
+set target_binfile [gdb_remote_download target $binfile]
+
 # Run once with sysroot set to the local filesystem and once set to the remote
 # target.
-foreach_with_prefix sysroot { "local" "remote" } {
+set modes {}
+if { ![is_remote target] } {
+    lappend modes "local"
+}
+lappend modes "remote"
+
+foreach_with_prefix sysroot $modes {
     global srcdir
     global subdir
     global binfile
@@ -40,7 +48,7 @@ foreach_with_prefix sysroot { "local" "remote" } {
 	set timeout_factor 1
     } else {
 	set sysroot_command "target:"
-	set reading_symbols "Reading $binfile from remote target..."
+	set reading_symbols "Reading .*$target_binfile from remote target..."
 	set timeout_factor 5
     }
 
@@ -55,7 +63,7 @@ foreach_with_prefix sysroot { "local" "remote" } {
 	gdb_test "disconnect" ".*"
 
 	# Start GDBserver.
-	set res [gdbserver_start "" $binfile]
+	set res [gdbserver_start "" $target_binfile]
 	set gdbserver_protocol [lindex $res 0]
 	set gdbserver_gdbport [lindex $res 1]