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# Copyright 2008, 2009, 2010 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/>.

if $tracelevel then {
    strace $tracelevel
}

load_lib "ada.exp"

set testdir "lang_switch"
set testfile "${testdir}/lang_switch"
set cfile "${testdir}/foo"
set adasrcfile ${srcdir}/${subdir}/${testfile}.adb
set csrcfile ${srcdir}/${subdir}/${cfile}.c
set cobject  ${objdir}/${subdir}/${cfile}.o
set binfile ${objdir}/${subdir}/${testfile}

file mkdir ${objdir}/${subdir}/${testdir}
gdb_compile "${csrcfile}" "${cobject}" object [list debug]
if {[gdb_compile_ada "${adasrcfile}" "${binfile}" executable [list debug]] != "" } {
  return -1
}

gdb_exit
gdb_start
gdb_reinitialize_dir $srcdir/$subdir
gdb_load ${binfile}

set bp_location [gdb_get_line_number "STOP" ${testdir}/foo.c]
runto "foo.c:$bp_location"

gdb_test_no_output "set print frame-arguments all"

# Make sure that the language is switched to Ada for the second frame
# by checking the string parameter.
gdb_test "bt" \
         ".*#1.*lang_switch\\.ada_procedure\\s*\\(msg=$hex\\).*" \
         "backtrace"

# Now, make sure that the language doesn't get automatically switched
# if the current language is not "auto".
gdb_test "set lang c"
gdb_test "bt" \
         ".*#1.*lang_switch\\.ada_procedure\\s*\\(msg={.*\\).*" \
         "backtrace"