1# Copyright 2002, 2003, 2004, 2007, 2008, 2009, 2010, 2011 2# Free Software Foundation, Inc. 3 4# This program is free software; you can redistribute it and/or modify 5# it under the terms of the GNU General Public License as published by 6# the Free Software Foundation; either version 3 of the License, or 7# (at your option) any later version. 8# 9# This program is distributed in the hope that it will be useful, 10# but WITHOUT ANY WARRANTY; without even the implied warranty of 11# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12# GNU General Public License for more details. 13# 14# You should have received a copy of the GNU General Public License 15# along with this program. If not, see <http://www.gnu.org/licenses/>. 16 17# This file was written by Michael Snyder (msnyder@redhat.com) 18# This is a test for the gdb command "generate-core-file". 19 20if $tracelevel then { 21 strace $tracelevel 22} 23 24 25set testfile "gcore" 26set srcfile ${testfile}.c 27set binfile ${objdir}/${subdir}/${testfile} 28 29if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } { 30 untested gcore.exp 31 return -1 32} 33 34# Start with a fresh gdb. 35 36gdb_exit 37gdb_start 38gdb_reinitialize_dir $srcdir/$subdir 39gdb_load ${binfile} 40 41# Does this gdb support gcore? 42gdb_test_multiple "help gcore" "help gcore" { 43 -re "Undefined command: .gcore.*$gdb_prompt $" { 44 # gcore command not supported -- nothing to test here. 45 unsupported "gdb does not support gcore on this target" 46 return -1; 47 } 48 -re "Save a core file .*$gdb_prompt $" { 49 pass "help gcore" 50 } 51} 52 53if { ! [ runto_main ] } then { 54 untested gcore.exp 55 return -1 56} 57 58proc capture_command_output { command prefix } { 59 global gdb_prompt 60 global expect_out 61 62 set output_string "" 63 gdb_test_multiple "$command" "capture_command_output for $command" { 64 -re "${command}\[\r\n\]+${prefix}(.*)\[\r\n\]+$gdb_prompt $" { 65 set output_string $expect_out(1,string) 66 } 67 } 68 return $output_string 69} 70 71gdb_test "break terminal_func" "Breakpoint .* at .*${srcfile}, line .*" \ 72 "set breakpoint at terminal_func" 73 74gdb_test "continue" "Breakpoint .* terminal_func.*" \ 75 "continue to terminal_func" 76 77set print_prefix ".\[0123456789\]* = " 78 79set pre_corefile_backtrace [capture_command_output "backtrace" ""] 80set pre_corefile_regs [capture_command_output "info registers" ""] 81set pre_corefile_allregs [capture_command_output "info all-reg" ""] 82set pre_corefile_static_array \ 83 [capture_command_output "print static_array" "$print_prefix"] 84set pre_corefile_uninit_array \ 85 [capture_command_output "print un_initialized_array" "$print_prefix"] 86set pre_corefile_heap_string \ 87 [capture_command_output "print heap_string" "$print_prefix"] 88set pre_corefile_local_array \ 89 [capture_command_output "print array_func::local_array" "$print_prefix"] 90set pre_corefile_extern_array \ 91 [capture_command_output "print extern_array" "$print_prefix"] 92 93set escapedfilename [string_to_regexp ${objdir}/${subdir}/gcore.test] 94 95set core_supported 0 96gdb_test_multiple "gcore ${objdir}/${subdir}/gcore.test" \ 97 "save a corefile" \ 98{ 99 -re "Saved corefile ${escapedfilename}\[\r\n\]+$gdb_prompt $" { 100 pass "save a corefile" 101 global core_supported 102 set core_supported 1 103 } 104 -re "Can't create a corefile\[\r\n\]+$gdb_prompt $" { 105 unsupported "save a corefile" 106 global core_supported 107 set core_supported 0 108 } 109} 110 111if {!$core_supported} { 112 return -1 113} 114 115# Now restart gdb and load the corefile. 116gdb_exit 117gdb_start 118gdb_reinitialize_dir $srcdir/$subdir 119gdb_load ${binfile} 120 121gdb_test_multiple "core ${objdir}/${subdir}/gcore.test" \ 122 "re-load generated corefile" { 123 -re ".* is not a core dump:.*$gdb_prompt $" { 124 fail "re-load generated corefile (bad file format)" 125 # No use proceeding from here. 126 return; 127 } 128 -re ".*: No such file or directory.*$gdb_prompt $" { 129 fail "re-load generated corefile (file not found)" 130 # No use proceeding from here. 131 return; 132 } 133 -re ".*Couldn't find .* registers in core file.*$gdb_prompt $" { 134 fail "re-load generated corefile (incomplete note section)" 135 } 136 -re "Core was generated by .*$gdb_prompt $" { 137 pass "re-load generated corefile" 138 } 139} 140 141gdb_test_sequence "where" "where in corefile" { 142 "\[\r\n\]+#0 .* terminal_func \\(\\) at " 143 "\[\r\n\]+#1 .* array_func \\(\\) at " 144 "\[\r\n\]+#2 .* factorial_func \\(value=1\\) at " 145 "\[\r\n\]+#3 .* factorial_func \\(value=2\\) at " 146 "\[\r\n\]+#4 .* factorial_func \\(value=3\\) at " 147 "\[\r\n\]+#5 .* factorial_func \\(value=4\\) at " 148 "\[\r\n\]+#6 .* factorial_func \\(value=5\\) at " 149 "\[\r\n\]+#7 .* factorial_func \\(value=6\\) at " 150 "\[\r\n\]+#8 .* main \\(.*\\) at " 151} 152 153set post_corefile_regs [capture_command_output "info registers" ""] 154if ![string compare $pre_corefile_regs $post_corefile_regs] then { 155 pass "corefile restored general registers" 156} else { 157 fail "corefile restored general registers" 158} 159 160set post_corefile_allregs [capture_command_output "info all-reg" ""] 161if ![string compare $pre_corefile_allregs $post_corefile_allregs] then { 162 pass "corefile restored all registers" 163} else { 164 fail "corefile restored all registers" 165} 166 167set post_corefile_extern_array \ 168 [capture_command_output "print extern_array" "$print_prefix"] 169if ![string compare $pre_corefile_extern_array $post_corefile_extern_array] { 170 pass "corefile restored extern array" 171} else { 172 fail "corefile restored extern array" 173} 174 175set post_corefile_static_array \ 176 [capture_command_output "print static_array" "$print_prefix"] 177if ![string compare $pre_corefile_static_array $post_corefile_static_array] { 178 pass "corefile restored static array" 179} else { 180 fail "corefile restored static array" 181} 182 183set post_corefile_uninit_array \ 184 [capture_command_output "print un_initialized_array" "$print_prefix"] 185if ![string compare $pre_corefile_uninit_array $post_corefile_uninit_array] { 186 pass "corefile restored un-initialized array" 187} else { 188 fail "corefile restored un-initialized array" 189} 190 191set post_corefile_heap_string \ 192 [capture_command_output "print heap_string" "$print_prefix"] 193if ![string compare $pre_corefile_heap_string $post_corefile_heap_string] { 194 pass "corefile restored heap array" 195} else { 196 fail "corefile restored heap array" 197} 198 199set post_corefile_local_array \ 200 [capture_command_output "print array_func::local_array" "$print_prefix"] 201if ![string compare $pre_corefile_local_array $post_corefile_local_array] { 202 pass "corefile restored stack array" 203} else { 204 fail "corefile restored stack array" 205} 206 207set post_corefile_backtrace [capture_command_output "backtrace" ""] 208if ![string compare $pre_corefile_backtrace $post_corefile_backtrace] { 209 pass "corefile restored backtrace" 210} else { 211 fail "corefile restored backtrace" 212} 213