1# Copyright 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2007, 2008,
2# 2009, 2010, 2011 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 Fred Fish. (fnf@cygnus.com)
18
19if $tracelevel then {
20	strace $tracelevel
21}
22
23
24# are we on a target board
25if ![isnative] then {
26    return
27}
28
29set testfile "coremaker"
30set srcfile ${testfile}.c
31set binfile ${objdir}/${subdir}/${testfile}
32if  { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } {
33     untested corefile.exp
34     return -1
35}
36
37# Create and source the file that provides information about the compiler
38# used to compile the test case.
39if [get_compiler_info ${binfile}] {
40    return -1;
41}
42
43set corefile [core_find $binfile {coremmap.data}]
44if {$corefile == ""} {
45    return 0
46}
47
48# Test that we can simply startup with a "-core=$corefile" command line arg
49# and recognize that the core file is a valid, usable core file.
50# To do this, we must shutdown the currently running gdb and restart
51# with the -core args.  We can't use gdb_start because it looks for
52# the first gdb prompt, and the message we are looking for occurs
53# before the first prompt.
54#
55# Another problem is that on some systems (solaris for example), there
56# is apparently a limit on the length of a fully specified path to
57# the coremaker executable, at about 80 chars.  For this case, consider
58# it a pass, but note that the program name is bad.
59
60gdb_exit
61if $verbose>1 then {
62    send_user "Spawning $GDB $INTERNAL_GDBFLAGS $GDBFLAGS -core=$corefile\n"
63}
64
65set oldtimeout $timeout
66set timeout [expr "$timeout + 60"]
67verbose "Timeout is now $timeout seconds" 2
68eval "spawn $GDB $INTERNAL_GDBFLAGS $GDBFLAGS -core=$corefile"
69expect {
70    -re "Couldn't find .* registers in core file.*$gdb_prompt $" {
71        fail "args: -core=[file tail $corefile] (couldn't find regs)"
72    }
73    -re "Core was generated by .*coremaker.*\r\n\#0  .*\(\).*\r\n$gdb_prompt $" {
74	pass "args: -core=[file tail $corefile]"
75    }
76    -re "Core was generated by .*\r\n\#0  .*\(\).*\r\n$gdb_prompt $" {
77	pass "args: -core=[file tail $corefile] (with bad program name)"
78    }
79    -re ".*registers from core file: File in wrong format.* $" {
80	fail "args: -core=[file tail $corefile] (could not read registers from core file)"
81    }
82    -re ".*$gdb_prompt $"	{ fail "args: -core=[file tail $corefile]" }
83    timeout 		{ fail "(timeout) starting with -core" }
84}
85
86
87#
88# Test that startup with both an executable file and -core argument.
89# See previous comments above, they are still applicable.
90#
91
92close;
93
94if $verbose>1 then {
95    send_user "Spawning $GDB $INTERNAL_GDBFLAGS $GDBFLAGS $binfile -core=$corefile\n"
96}
97
98
99eval "spawn $GDB $INTERNAL_GDBFLAGS $GDBFLAGS $binfile -core=$corefile";
100expect {
101    -re "Core was generated by .*coremaker.*\r\n\#0  .*\(\).*\r\n$gdb_prompt $" {
102	pass "args: execfile -core=[file tail $corefile]"
103    }
104    -re "Core was generated by .*\r\n\#0  .*\(\).*\r\n$gdb_prompt $"	 {
105	pass "args: execfile -core=[file tail $corefile] (with bad program name)"
106    }
107    -re ".*registers from core file: File in wrong format.* $" {
108	fail "args: execfile -core=[file tail $corefile] (could not read registers from core file)"
109    }
110    -re ".*$gdb_prompt $"	{ fail "args: execfile -core=[file tail $corefile]" }
111    timeout 		{ fail "(timeout) starting with -core" }
112}
113set timeout $oldtimeout
114verbose "Timeout is now $timeout seconds" 2
115
116close;
117
118# Now restart normally.
119
120gdb_start
121gdb_reinitialize_dir $srcdir/$subdir
122gdb_load ${binfile}
123
124# Test basic corefile recognition via core-file command.
125
126gdb_test_multiple "core-file $corefile" "core-file command" {
127    -re ".* program is being debugged already.*y or n. $" {
128	# gdb_load may connect us to a gdbserver.
129	send_gdb "y\n"
130	exp_continue;
131    }
132    -re "Core was generated by .*coremaker.*\r\n\#0  .*\(\).*\r\n$gdb_prompt $" {
133	pass "core-file command"
134    }
135    -re "Core was generated by .*\r\n\#0  .*\(\).*\r\n$gdb_prompt $" {
136	pass "core-file command (with bad program name)"
137    }
138    -re ".*registers from core file: File in wrong format.* $" {
139	fail "core-file command (could not read registers from core file)"
140    }
141}
142
143# Test correct mapping of corefile sections by printing some variables.
144
145gdb_test "print coremaker_data" "\\\$$decimal = 202"
146gdb_test "print coremaker_bss" "\\\$$decimal = 10"
147gdb_test "print coremaker_ro" "\\\$$decimal = 201"
148
149gdb_test "print func2::coremaker_local" "\\\$$decimal = \\{0, 1, 2, 3, 4\\}"
150
151# Somehow we better test the ability to read the registers out of the core
152# file correctly.  I don't think the other tests do this.
153
154gdb_test "bt" "abort.*func2.*func1.*main.*" "backtrace in corefile.exp"
155gdb_test "up" "#\[0-9\]* *\[0-9xa-fH'\]* in .* \\(.*\\).*" "up in corefile.exp"
156
157# Test ability to read mmap'd data
158
159gdb_test "x/8bd buf1" ".*:.*0.*1.*2.*3.*4.*5.*6.*7" "accessing original mmap data in core file"
160setup_xfail "*-*-sunos*" "*-*-ultrix*" "*-*-aix*"
161set test "accessing mmapped data in core file"
162gdb_test_multiple "x/8bd buf2" "$test" {
163    -re ".*:.*0.*1.*2.*3.*4.*5.*6.*7.*$gdb_prompt $" {
164	pass "$test"
165    }
166    -re "0x\[f\]*:.*Cannot access memory at address 0x\[f\]*.*$gdb_prompt $" {
167	fail "$test (mapping failed at runtime)"
168    }
169    -re "0x.*:.*Cannot access memory at address 0x.*$gdb_prompt $" {
170	fail "$test (mapping address not found in core file)"
171    }
172}
173
174# test reinit_frame_cache
175
176gdb_load ${binfile}
177gdb_test "up" "#\[0-9\]* *\[0-9xa-fH'\]* in .* \\(.*\\).*" "up in corefile.exp (reinit)"
178
179gdb_test "core" "No core file now."
180
181
182# Test a run (start) command will clear any loaded core file.
183
184gdb_test "core-file $corefile" "Core was generated by .*" "run: load core again"
185gdb_test "info files" "\r\nLocal core dump file:\r\n.*" "run: sanity check we see the core file"
186
187set test "run: with core"
188if [runto_main] {
189    pass $test
190} else {
191    fail $test
192}
193
194set test "run: core file is cleared"
195gdb_test_multiple "info files" $test {
196    -re "\r\nLocal core dump file:\r\n.*\r\n$gdb_prompt $" {
197	fail $test
198    }
199    -re "\r\n$gdb_prompt $" {
200	pass $test
201    }
202}
203
204set test "quit with a process"
205gdb_test_multiple "quit" $test {
206    -re "A debugging session is active.\r\n.*\r\nQuit anyway\\? \\(y or n\\) $" {
207	pass $test
208	gdb_test "n" {Not confirmed\.} "quit with processes: n"
209    }
210}
211
212gdb_exit
213
214# Verify there is no question if only a core file is loaded.
215
216gdb_start
217gdb_test "core-file $corefile" "Core was generated by .*" "no question: load core"
218
219set test "quit with a core file"
220gdb_test_multiple "quit" $test {
221    -re "A debugging session is active.\r\n.*\r\nQuit anyway\\? \\(y or n\\) $" {
222	fail $test
223	gdb_test "n" {Not confirmed\.} "quit with processes: n"
224    }
225    eof {
226	pass $test
227    }
228}
229
230gdb_exit
231
232# Test an attach command will clear any loaded core file.
233
234if ![is_remote target] {
235    set test "attach: spawn sleep"
236    set res [remote_spawn host "$binfile sleep"];
237    if { $res < 0 || $res == "" } {
238	fail $test
239	return
240    }
241    set pid [exp_pid -i $res]
242    # We don't care whether the program is still in the startup phase when we
243    # attach.
244
245    gdb_start
246
247    gdb_test "core-file $corefile" "Core was generated by .*" "attach: load core again"
248    gdb_test "info files" "\r\nLocal core dump file:\r\n.*" "attach: sanity check we see the core file"
249
250    gdb_test "attach $pid" "Attaching to process $pid\r\n.*" "attach: with core"
251
252    set test "attach: core file is cleared"
253    gdb_test_multiple "info files" $test {
254	-re "\r\nLocal core dump file:\r\n.*\r\n$gdb_prompt $" {
255	    fail $test
256	}
257	-re "\r\n$gdb_prompt $" {
258	    pass $test
259	}
260    }
261
262    gdb_exit
263}
264