1# Copyright (C) 1992-2015 Free Software Foundation, Inc. 2 3# This program is free software; you can redistribute it and/or modify 4# it under the terms of the GNU General Public License as published by 5# the Free Software Foundation; either version 3 of the License, or 6# (at your option) any later version. 7# 8# This program is distributed in the hope that it will be useful, 9# but WITHOUT ANY WARRANTY; without even the implied warranty of 10# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 11# GNU General Public License for more details. 12# 13# You should have received a copy of the GNU General Public License 14# along with this program. If not, see <http://www.gnu.org/licenses/>. 15 16# This file was written by Fred Fish. (fnf@cygnus.com) 17 18 19standard_testfile 20 21if {[prepare_for_testing $testfile.exp $testfile $srcfile debug]} { 22 untested $testfile.exp 23 return -1 24} 25 26proc test_convenience_variables {} { 27 global gdb_prompt 28 29 gdb_test_no_output "set \$foo = 101" \ 30 "Set a new convenience variable" 31 32 gdb_test "print \$foo" " = 101" \ 33 "Print contents of new convenience variable" 34 35 gdb_test_no_output "set \$foo = 301" \ 36 "Set convenience variable to a new value" 37 38 gdb_test "print \$foo" " = 301" \ 39 "Print new contents of convenience variable" 40 41 gdb_test_no_output "set \$_ = 11" \ 42 "Set convenience variable \$_" 43 44 gdb_test "print \$_" " = 11" \ 45 "Print contents of convenience variable \$_" 46 47 gdb_test "print \$foo + 10" " = 311" \ 48 "Use convenience variable in arithmetic expression" 49 50 gdb_test "print (\$foo = 32) + 4" " = 36" \ 51 "Use convenience variable assignment in arithmetic expression" 52 53 gdb_test "print \$bar" " = void" \ 54 "Print contents of uninitialized convenience variable" 55} 56 57proc test_convenience_functions {} { 58 gdb_test "print \$_isvoid" " = <internal function _isvoid>" \ 59 "Print internal function \$_isvoid" 60 61 gdb_test "print \$isvoid_foo" " = void" \ 62 "Print void convenience variable" 63 64 gdb_test "print \$_isvoid (\$isvoid_foo)" " = 1" \ 65 "Check whether void convenience variable is void" 66 67 gdb_test_no_output "set \$isvoid_foo = 1" \ 68 "Set void convenience variable to 1" 69 70 gdb_test "print \$_isvoid (\$isvoid_foo)" " = 0" \ 71 "Check whether non-void convenience variable is void" 72 73 # For the next test, we need the inferior to be running. 74 if { ![runto_main] } { 75 return -1 76 } 77 78 gdb_test "print \$_isvoid (foo_void ())" " = 1" \ 79 "Check whether void function is void" 80 81 gdb_test "print \$_isvoid (foo_int ())" " = 0" \ 82 "Check whether non-void function is void" 83} 84 85proc test_value_history {} { 86 global gdb_prompt 87 88 gdb_test "print 101" "\\\$1 = 101" \ 89 "Set value-history\[1\] using \$1" 90 91 gdb_test "print 102" "\\\$2 = 102" \ 92 "Set value-history\[2\] using \$2" 93 94 gdb_test "print 103" "\\\$3 = 103" \ 95 "Set value-history\[3\] using \$3" 96 97 gdb_test "print \$\$" "\\\$4 = 102" \ 98 "Print value-history\[MAX-1\] using inplicit index \$\$" 99 100 gdb_test "print \$\$" "\\\$5 = 103" \ 101 "Print value-history\[MAX-1\] again using implicit index \$\$" 102 103 gdb_test "print \$" "\\\$6 = 103" \ 104 "Print value-history\[MAX\] using implicit index \$" 105 106 gdb_test "print \$\$2" "\\\$7 = 102" \ 107 "Print value-history\[MAX-2\] using explicit index \$\$2" 108 109 gdb_test "print \$0" "\\\$8 = 102" \ 110 "Print value-history\[MAX\] using explicit index \$0" 111 112 gdb_test "print 108" "\\\$9 = 108" 113 114 gdb_test "print \$\$0" "\\\$10 = 108" \ 115 "Print value-history\[MAX\] using explicit index \$\$0" 116 117 gdb_test "print \$1" "\\\$11 = 101" \ 118 "Print value-history\[1\] using explicit index \$1" 119 120 gdb_test "print \$2" "\\\$12 = 102" \ 121 "Print value-history\[2\] using explicit index \$2" 122 123 gdb_test "print \$3" "\\\$13 = 103" \ 124 "Print value-history\[3\] using explicit index \$3" 125 126 gdb_test "print \$-3" "\\\$14 = 100" \ 127 "Print (value-history\[MAX\] - 3) using implicit index \$" 128 129 gdb_test "print \$1 + 3" "\\\$15 = 104" \ 130 "Use value-history element in arithmetic expression" 131} 132 133proc test_with_program {} { 134 global hex 135 gdb_test_no_output "set \$prog_var = p" \ 136 "Set a new convenience variable to a program variable" 137 gdb_test "print /x \$prog_var" " = $hex" \ 138 "Print contents of new convenience variable of program variable" 139} 140 141gdb_test_no_output "set print sevenbit-strings" 142 143test_value_history 144test_convenience_variables 145test_convenience_functions 146test_with_program 147