# Copyright 2002-2024 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/>.

# Test MI output with synthetic frames on the stack (call dummies,
# signal handlers).

require {!target_info exists gdb,nosignals}

load_lib mi-support.exp
set MIFLAGS "-i=mi"
set any "\[^\"\]+"

standard_testfile

if  { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } {
     untested "failed to compile"
     return -1
}

mi_clean_restart $binfile

mi_runto_main

mi_create_breakpoint "foo" \
    "insert breakpoint foo" \
    -number 2 -func foo -file ".*mi-syn-frame.c"

#
# Call foo() by hand, where we'll hit a breakpoint.
#

mi_gdb_test "401-data-evaluate-expression foo()" ".*401\\^error,msg=\"The program being debugged stopped while in a function called from GDB.\\\\nEvaluation of the expression containing the function\\\\n\\(foo\\) will be abandoned.\\\\nWhen the function is done executing, GDB will silently stop.\"" \
    "call inferior's function with a breakpoint set in it"


mi_gdb_test "402-stack-list-frames" "402\\^done,stack=\\\[frame=\{level=\"0\",addr=\"$hex\",func=\"foo\",file=\".*mi-syn-frame.c\",line=\"$decimal\",arch=\"$any\"\},frame=\{level=\"1\",addr=\"$hex\",func=\"<function called from gdb>\"\},frame=\{level=\"2\",addr=\"$hex\",func=\"main\",file=\".*mi-syn-frame.c\",line=\"$decimal\",arch=\"$any\"\}.*\\\]" "backtrace from inferior function stopped at bp, showing gdb dummy frame"

#
# Continue back to main()
#
mi_send_resuming_command "exec-continue" "testing exec continue"

mi_expect_stop "really-no-reason" "" "" "" "" "" \
    "finished exec continue after calling foo"

mi_gdb_test "404-stack-list-frames 0 0" \
  "404\\^done,stack=\\\[frame=\{level=\"0\",addr=\"$hex\",func=\"main\",file=\".*mi-syn-frame.c\",fullname=\"${fullname_syntax}${srcfile}\",line=\"$decimal\",arch=\"$any\"\}.*\\\]" \
  "list stack frames, back in main after calling foo"


#
# Call have_a_very_merry_interrupt() which will eventually raise a signal
# that's caught by handler() which calls subroutine().

mi_create_breakpoint "subroutine" \
    "insert breakpoint subroutine" \
    -number 3 -func subroutine -file ".*mi-syn-frame.c"

mi_gdb_test "406-data-evaluate-expression have_a_very_merry_interrupt()" \
  ".*406\\^error,msg=\"The program being debugged stopped while in a function called from GDB.\\\\nEvaluation of the expression containing the function\\\\n\\(have_a_very_merry_interrupt\\) will be abandoned.\\\\nWhen the function is done executing, GDB will silently stop.\"" \
  "data evaluate expression"

# We should have both a signal handler and a call dummy frame
# in this next output.

mi_gdb_test "407-stack-list-frames" \
    "407\\^done,stack=\\\[frame=\{level=\"0\",addr=\"$hex\",func=\"subroutine\",file=\".*mi-syn-frame.c\",fullname=\"${fullname_syntax}${srcfile}\",line=\"$decimal\",arch=\"$any\"\},frame=\{level=\"1\",addr=\"$hex\",func=\"handler\",file=\".*mi-syn-frame.c\",fullname=\"${fullname_syntax}${srcfile}\",line=\"$decimal\",arch=\"$any\"\},frame=\{level=\"2\",addr=\"$hex\",func=\"<signal handler called>\"\},.*frame=\{level=\"$decimal\",addr=\"$hex\",(addr_flags=\"PAC\",)?func=\"have_a_very_merry_interrupt\",file=\".*mi-syn-frame.c\",fullname=\"${fullname_syntax}${srcfile}\",line=\"$decimal\",arch=\"$any\"\},frame=\{level=\"$decimal\",addr=\"$hex\",func=\"<function called from gdb>\"\},frame=\{level=\"$decimal\",addr=\"$hex\",func=\"main\",file=\".*mi-syn-frame.c\",fullname=\"${fullname_syntax}${srcfile}\",line=\"$decimal\",arch=\"$any\"\}.*\\\]" \
  "list stack frames, with signal handler and dummy frame"


mi_send_resuming_command "exec-continue" "testing exec continue"

mi_expect_stop "really-no-reason" "" "" "" "" "" \
    "finished exec continue after calling have_a_very_merry_interrupt"

mi_gdb_test "409-stack-list-frames 0 0" \
  "409\\^done,stack=\\\[frame=\{level=\"0\",addr=\"$hex\",func=\"main\",file=\".*mi-syn-frame.c\",fullname=\"${fullname_syntax}${srcfile}\",line=\"$decimal\",arch=\"$any\"\}.*\\\]" \
  "list stack frames, back in main after calling have_a_very_merry_interrupt"

#
# Call bar() by hand, which should get an exception while running.
# 

mi_gdb_test "410-data-evaluate-expression bar()" \
  ".*410\\^error,msg=\"The program being debugged was signaled while in a function called from GDB.\\\\nGDB remains in the frame where the signal was received.\\\\nTo change this behavior use \\\\\"set unwind-on-signal on\\\\\".\\\\nEvaluation of the expression containing the function\\\\n\\(bar\\) will be abandoned.\\\\nWhen the function is done executing, GDB will silently stop.\"" \
  "call inferior function which raises exception"

mi_gdb_test "411-stack-list-frames" "411\\^done,stack=\\\[frame=\{level=\"0\",addr=\"$hex\",func=\"bar\",file=\".*mi-syn-frame.c\",fullname=\"${fullname_syntax}${srcfile}\",line=\"$decimal\",arch=\"$any\"},frame=\{level=\"1\",addr=\"$hex\",func=\"<function called from gdb>\"\},frame=\{level=\"2\",addr=\"$hex\",func=\"main\",file=\".*mi-syn-frame.c\",fullname=\"${fullname_syntax}${srcfile}\",line=\"$decimal\",arch=\"$any\"}.*\\\]" "backtrace from inferior function at exception"

mi_gdb_exit