2 files changed, 141 insertions, 0 deletions
diff --git a/gdb/testsuite/gdb.server/remote-read-msgs.c b/gdb/testsuite/gdb.server/remote-read-msgs.c
new file mode 100644
index 0000000..bbcfb01
--- /dev/null
+++ b/gdb/testsuite/gdb.server/remote-read-msgs.c
@@ -0,0 +1,22 @@
+/* This testcase is part of GDB, the GNU debugger.
+
+   Copyright 2024 Free Software Foundation, Inc.
+
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 3 of the License, or
+   (at your option) any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
+
+int
+main ()
+{
+  return 0;
+}
diff --git a/gdb/testsuite/gdb.server/remote-read-msgs.exp b/gdb/testsuite/gdb.server/remote-read-msgs.exp
new file mode 100644
index 0000000..d2d659a
--- /dev/null
+++ b/gdb/testsuite/gdb.server/remote-read-msgs.exp
@@ -0,0 +1,119 @@
+# This testcase is part of GDB, the GNU debugger.
+#
+# Copyright 2024 Free Software Foundation, Inc.
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+# Setup a number of directories in the debug-file-directory, start gdbserver
+# and connect GDB.  The debug information is downloaded from the last
+# directory in the debug-file-directory.
+#
+# We are checking that GDB reports 'Reading <filename> from remote target'
+# only for the paths that are actually being read, and not for paths that
+# GDB is simply probing for existence.
+
+load_lib gdbserver-support.exp
+
+require allow_gdbserver_tests
+require {!is_remote host}
+
+standard_testfile
+
+if {[build_executable "failed to prepare" $testfile $srcfile] == -1} {
+    return -1
+}
+
+# Split out BINFILE.debug.  Remove debug from BINFILE.
+if {[gdb_gnu_strip_debug $binfile] != 0} {
+    return -1
+}
+
+# Get the '.build-id/xx/xxx...xxx' part of the filename.
+set build_id_filename [build_id_debug_filename_get $binfile]
+
+set hidden_binfile [standard_output_file "hidden_$testfile"]
+set hidden_debuginfo [standard_output_file "hidden_$testfile.debug"]
+
+# Hide (rename) BINFILE and associated debug information, this should ensure
+# GDB can't find it directly.
+remote_exec build "mv $binfile $hidden_binfile"
+remote_exec build "mv ${binfile}.debug $hidden_debuginfo"
+
+# Helper called from gdb_finish when the 'target' is remote.  Ensure the
+# debug directory we create is deleted.
+proc cleanup_remote_target {} {
+    remote_exec target "rm -fr debug/"
+}
+
+if { ![is_remote target] } {
+    set gdbserver_dir [standard_output_file "gdbserver-dir"]/
+} else {
+    lappend gdb_finish_hooks cleanup_remote_target
+    set gdbserver_dir ""
+}
+
+# Copy files to the target (if needed).
+set target_binfile [gdb_remote_download target $hidden_binfile]
+set target_debuginfo [gdb_remote_download target $hidden_debuginfo]
+
+# Setup the debug information on the target.
+remote_exec target \
+    "mkdir -p ${gdbserver_dir}debug/[file dirname $build_id_filename]"
+remote_exec target \
+    "ln -sf $target_debuginfo ${gdbserver_dir}debug/$build_id_filename"
+
+# Reading debug info from the remote target can take a bit of time, so
+# increase the timeout.
+with_timeout_factor 5 {
+    # Restart GDB.
+    clean_restart
+
+    # Add some dummy entries to the debug-file-directory search list.
+    gdb_test_no_output "set debug-file-directory xxx:yyy:debug"
+
+    # Set the sysroot.
+    gdb_test_no_output "set sysroot target:"
+
+    # Make sure we're disconnected, in case we're testing with an
+    # extended-remote board, therefore already connected.
+    gdb_test "disconnect" ".*"
+
+    # Start gdbserver.  This needs to be done after starting GDB.  When
+    # gdbserver is running local to GDB, start gdbserver in a sub-directory,
+    # this prevents GDB from finding the debug information itself.
+    if { ![is_remote target] } {
+	with_cwd $gdbserver_dir {
+	    set res [gdbserver_start "" $target_binfile]
+	}
+    } else {
+	set res [gdbserver_start "" $target_binfile]
+    }
+    set gdbserver_protocol [lindex $res 0]
+    set gdbserver_gdbport [lindex $res 1]
+
+    # Connect to gdbserver.  The output will be placed into the global
+    # GDB_TARGET_REMOTE_CMD_MSG, and we'll match against this below.
+    gdb_assert {[gdb_target_cmd $gdbserver_protocol $gdbserver_gdbport] == 0} \
+	"connect to gdbserver"
+
+    gdb_assert { ![regexp "Reading xxx/\[^\r\n\]+ from remote target\\.\\.\\.\r\n" \
+		       $gdb_target_remote_cmd_msg] \
+		     && ![regexp "Reading yyy/\[^\r\n\]+ from remote target\\.\\.\\.\r\n" \
+			      $gdb_target_remote_cmd_msg] } \
+	"check xxx/ and yyy/ are not mentioned"
+
+    gdb_assert { [regexp "Reading debug/[string_to_regexp $build_id_filename] from remote target\\.\\.\\.\r\n" \
+		      $gdb_target_remote_cmd_msg] } \
+	"check debug information is found"
+}