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# Copyright (C) 1992 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 2 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, write to the Free Software
# Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
# Please email any bugs, comments, and/or additions to this file to:
# bug-gdb@prep.ai.mit.edu
# This file was written by Fred Fish. (fnf@cygnus.com)
if $tracelevel then {
strace $tracelevel
}
set prms_id 0
set bug_id 0
proc test_convenience_variables {} {
global prompt
gdb_test "set \$foo = 101" " = 101\[\r\n\]+" \
"Set a new convenience variable"
gdb_test "print \$foo" " = 101" \
"Print contents of new convenience variable"
gdb_test "set \$foo = 301" " = 301\[\r\n\]+" \
"Set convenience variable to a new value"
gdb_test "print \$foo" " = 301" \
"Print new contents of convenience variable"
gdb_test "set \$_ = 11" " = 11\[\r\n\]+" \
"Set convenience variable \$_"
gdb_test "print \$_" " = 11" \
"Print contents of convenience variable \$_"
gdb_test "print \$foo + 10" " = 311" \
"Use convenience variable in arithmetic expression"
gdb_test "print (\$foo = 32) + 4" " = 36" \
"Use convenience variable assignment in arithmetic expression"
gdb_test "print \$bar" " = void" \
"Print contents of uninitialized convenience variable"
}
proc test_value_history {} {
global prompt
gdb_test "print 101" "\\\$1 = 101" \
"Set value-history\[1\] using \$1"
gdb_test "print 102" "\\\$2 = 102" \
"Set value-history\[2\] using \$2"
gdb_test "print 103" "\\\$3 = 103" \
"Set value-history\[3\] using \$3"
gdb_test "print \$\$" "\\\$4 = 102" \
"Print value-history\[MAX-1\] using inplicit index \$\$"
gdb_test "print \$\$" "\\\$5 = 103" \
"Print value-history\[MAX-1\] again using implicit index \$\$"
gdb_test "print \$" "\\\$6 = 103" \
"Print value-history\[MAX\] using implicit index \$"
gdb_test "print \$\$2" "\\\$7 = 102" \
"Print value-history\[MAX-2\] using explicit index \$\$2"
gdb_test "print \$0" "\\\$8 = 102" \
"Print value-history\[MAX\] using explicit index \$0"
gdb_test "print 108" "\\\$9 = 108" ""
gdb_test "print \$\$0" "\\\$10 = 108" \
"Print value-history\[MAX\] using explicit index \$\$0"
gdb_test "print \$1" "\\\$11 = 101" \
"Print value-history\[1\] using explicit index \$1"
gdb_test "print \$2" "\\\$12 = 102" \
"Print value-history\[2\] using explicit index \$2"
gdb_test "print \$3" "\\\$13 = 103" \
"Print value-history\[3\] using explicit index \$3"
gdb_test "print \$-3" "\\\$14 = 100" \
"Print (value-history\[MAX\] - 3) using implicit index \$"
gdb_test "print \$1 + 3" "\\\$15 = 104" \
"Use value-history element in arithmetic expression"
}
# Start with a fresh gdb.
gdb_exit
gdb_start
gdb_reinitialize_dir $srcdir/$subdir
send "set print sevenbit-strings\n" ; expect -re ".*$prompt $"
test_value_history
test_convenience_variables
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