gdb
[deliverable/binutils-gdb.git] / gdb / testsuite / gdb.base / gcore.exp
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
20 if $tracelevel then {
21 strace $tracelevel
22 }
23
24
25 set testfile "gcore"
26 set srcfile ${testfile}.c
27 set binfile ${objdir}/${subdir}/${testfile}
28
29 if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } {
30 untested gcore.exp
31 return -1
32 }
33
34 # Start with a fresh gdb.
35
36 gdb_exit
37 gdb_start
38 gdb_reinitialize_dir $srcdir/$subdir
39 gdb_load ${binfile}
40
41 # Does this gdb support gcore?
42 gdb_test_multiple "help gcore" "help gcore" {
43 -re "Undefined command: .gcore.*$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 $" {
49 pass "help gcore"
50 }
51 }
52
53 if { ! [ runto_main ] } then {
54 untested gcore.exp
55 return -1
56 }
57
58 proc capture_command_output { command prefix } {
59 global gdb_prompt
60 global expect_out
61
62 set output_string ""
63 gdb_test_multiple "$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 $output_string
69 }
70
71 gdb_test "break terminal_func" "Breakpoint .* at .*${srcfile}, line .*" \
72 "set breakpoint at terminal_func"
73
74 gdb_test "continue" "Breakpoint .* terminal_func.*" \
75 "continue to terminal_func"
76
77 set print_prefix ".\[0123456789\]* = "
78
79 set pre_corefile_backtrace [capture_command_output "backtrace" ""]
80 set pre_corefile_regs [capture_command_output "info registers" ""]
81 set pre_corefile_allregs [capture_command_output "info all-reg" ""]
82 set pre_corefile_static_array \
83 [capture_command_output "print static_array" "$print_prefix"]
84 set pre_corefile_uninit_array \
85 [capture_command_output "print un_initialized_array" "$print_prefix"]
86 set pre_corefile_heap_string \
87 [capture_command_output "print heap_string" "$print_prefix"]
88 set pre_corefile_local_array \
89 [capture_command_output "print array_func::local_array" "$print_prefix"]
90 set pre_corefile_extern_array \
91 [capture_command_output "print extern_array" "$print_prefix"]
92
93 set escapedfilename [string_to_regexp ${objdir}/${subdir}/gcore.test]
94
95 set core_supported 0
96 gdb_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 $" {
105 unsupported "save a corefile"
106 global core_supported
107 set core_supported 0
108 }
109 }
110
111 if {!$core_supported} {
112 return -1
113 }
114
115 # Now restart gdb and load the corefile.
116 gdb_exit
117 gdb_start
118 gdb_reinitialize_dir $srcdir/$subdir
119 gdb_load ${binfile}
120
121 gdb_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
141 gdb_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
153 set post_corefile_regs [capture_command_output "info registers" ""]
154 if ![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
160 set post_corefile_allregs [capture_command_output "info all-reg" ""]
161 if ![string compare $pre_corefile_allregs $post_corefile_allregs] then {
162 pass "corefile restored all registers"
163 } else {
164 fail "corefile restored all registers"
165 }
166
167 set post_corefile_extern_array \
168 [capture_command_output "print extern_array" "$print_prefix"]
169 if ![string compare $pre_corefile_extern_array $post_corefile_extern_array] {
170 pass "corefile restored extern array"
171 } else {
172 fail "corefile restored extern array"
173 }
174
175 set post_corefile_static_array \
176 [capture_command_output "print static_array" "$print_prefix"]
177 if ![string compare $pre_corefile_static_array $post_corefile_static_array] {
178 pass "corefile restored static array"
179 } else {
180 fail "corefile restored static array"
181 }
182
183 set post_corefile_uninit_array \
184 [capture_command_output "print un_initialized_array" "$print_prefix"]
185 if ![string compare $pre_corefile_uninit_array $post_corefile_uninit_array] {
186 pass "corefile restored un-initialized array"
187 } else {
188 fail "corefile restored un-initialized array"
189 }
190
191 set post_corefile_heap_string \
192 [capture_command_output "print heap_string" "$print_prefix"]
193 if ![string compare $pre_corefile_heap_string $post_corefile_heap_string] {
194 pass "corefile restored heap array"
195 } else {
196 fail "corefile restored heap array"
197 }
198
199 set post_corefile_local_array \
200 [capture_command_output "print array_func::local_array" "$print_prefix"]
201 if ![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
207 set post_corefile_backtrace [capture_command_output "backtrace" ""]
208 if ![string compare $pre_corefile_backtrace $post_corefile_backtrace] {
209 pass "corefile restored backtrace"
210 } else {
211 fail "corefile restored backtrace"
212 }
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