#   Copyright 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/>.

load_lib "trace-support.exp";

if $tracelevel then {
    strace $tracelevel
}

set prms_id 0
set bug_id 0

gdb_exit
gdb_start
set testfile "actions"
set srcfile ${testfile}.c
set binfile $objdir/$subdir/tsv
if { [gdb_compile "$srcdir/$subdir/$srcfile" $binfile \
	  executable {debug nowarnings}] != "" } {
    untested tracecmd.exp
    return -1
}
gdb_reinitialize_dir $srcdir/$subdir

# If testing on a remote host, download the source file.
# remote_download host $srcdir/$subdir/$srcfile

gdb_file_cmd $binfile

gdb_test "tvariable \$tvar1" \
  "Trace state variable \\\$tvar1 created, with initial value 0." \
  "Create a trace state variable"

gdb_test "tvariable \$tvar2 = 45" \
  "Trace state variable \\\$tvar2 created, with initial value 45." \
  "Create a trace state variable with initial value"

gdb_test "tvariable \$tvar2 = -92" \
  "Trace state variable \\\$tvar2 now has initial value -92." \
  "Change initial value of a trace state variable"

gdb_test "tvariable \$tvar3 = 2 + 3" \
  "Trace state variable \\\$tvar3 created, with initial value 5." \
  "Create a trace state variable with expression"

gdb_test "tvariable \$tvar3 = 1234567000000" \
  "Trace state variable \\\$tvar3 now has initial value 1234567000000." \
  "Init trace state variable to a 64-bit value"

gdb_test "tvariable main" \
  "Syntax must be \\\$NAME \\\[ = EXPR \\\]" \
  "tvariable syntax error, bad name"

gdb_test "tvariable \$tvar1 - 93" \
  "Syntax must be \\\$NAME \\\[ = EXPR \\\]" \
  "tvariable syntax error, not an assignment"

gdb_test "info tvariables" \
    "Name\[\t \]+Initial\[\t \]+Current.*
\\\$tvar1\[\t \]+0\[\t \]+<undefined>.*
\\\$tvar2\[\t \]+-92\[\t \]+<undefined>.*
\\\$tvar3\[\t \]+1234567000000\[\t \]+.*<undefined>.*" \
  "List tvariables"

gdb_test "delete tvariable \$tvar2" \
  "" \
  "delete trace state variable"

gdb_test "info tvariables" \
    "Name\[\t \]+Initial\[\t \]+Current.*
\\\$tvar1\[\t \]+0\[\t \]+<undefined>.*
\\\$tvar3\[\t \]+1234567000000\[\t \]+.*<undefined>.*" \
  "List tvariables after deletion"

send_gdb "delete tvariable\n"
gdb_expect 30 {
    -re "Delete all trace state variables.*y or n.*$" {
	send_gdb "y\n"
	gdb_expect 30 {
	    -re "$gdb_prompt $" {
		pass "Delete all trace state variables"
	    }
	    timeout { fail "Delete all trace state variables (timeout)" }
	}
    }
    -re "$gdb_prompt $" { # This happens if there were no variables
    }
    timeout { perror "Delete all trace state variables (timeout)" ; return }
}

gdb_test "info tvariables" \
  "No trace state variables.*" \
  "List tvariables after deleting all"