Commit | Line | Data |
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42a4f53d | 1 | # Copyright 1994-2019 Free Software Foundation, Inc. |
c906108c SS |
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 | |
e22f8b7c | 5 | # the Free Software Foundation; either version 3 of the License, or |
c906108c | 6 | # (at your option) any later version. |
e22f8b7c | 7 | # |
c906108c SS |
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. | |
e22f8b7c | 12 | # |
c906108c | 13 | # You should have received a copy of the GNU General Public License |
e22f8b7c | 14 | # along with this program. If not, see <http://www.gnu.org/licenses/>. |
c906108c | 15 | |
eecf4bed JB |
16 | if [target_info exists gdb,nointerrupts] { |
17 | verbose "Skipping interrupt.exp because of nointerrupts." | |
18 | continue | |
c906108c SS |
19 | } |
20 | ||
8b75dd3b PA |
21 | if [target_info exists gdb,noinferiorio] { |
22 | verbose "Skipping interrupt.exp because of noinferiorio." | |
23 | return | |
24 | } | |
25 | ||
f8b41b00 | 26 | standard_testfile |
a12cc160 DJ |
27 | |
28 | set options { debug } | |
29 | if { ! [target_info exists gdb,nosignals] } { | |
30 | lappend options "additional_flags=-DSIGNALS" | |
31 | } | |
32 | ||
f8b41b00 | 33 | if {[build_executable $testfile.exp $testfile $srcfile $options] == -1} { |
5b362f04 | 34 | untested "failed to compile" |
f8b41b00 | 35 | return -1 |
c906108c SS |
36 | } |
37 | ||
38 | gdb_start | |
39 | ||
40 | ||
41 | if ![file exists $binfile] then { | |
42 | perror "$binfile does not exist." | |
43 | return 0 | |
44 | } else { | |
45 | gdb_reinitialize_dir $srcdir/$subdir | |
46 | gdb_load $binfile | |
47 | # Hope this is unix :-) | |
f6978de9 | 48 | gdb_test "shell stty intr '^C'" ".*" \ |
c906108c SS |
49 | "set interrupt character in interrupt.exp" |
50 | if [runto_main] then { | |
b97fde92 PA |
51 | global inferior_spawn_id gdb_spawn_id |
52 | ||
203bc29b PA |
53 | set msg "process is alive" |
54 | gdb_test_multiple "continue" $msg { | |
b97fde92 | 55 | -i "$inferior_spawn_id" -re "talk to me baby\r\n" { |
203bc29b | 56 | pass $msg |
c906108c | 57 | } |
c906108c | 58 | } |
203bc29b | 59 | |
c906108c | 60 | # This should appear twice, once for the echo and once for the |
508a3ddf | 61 | # program's output. |
203bc29b PA |
62 | |
63 | set msg "child process ate our char" | |
b97fde92 | 64 | send_inferior "a\n" |
203bc29b | 65 | gdb_test_multiple "" $msg { |
b97fde92 | 66 | -i "$inferior_spawn_id" -re "^a\r\na\r\n$" { |
203bc29b | 67 | pass $msg |
c906108c | 68 | } |
c906108c | 69 | } |
203bc29b | 70 | |
c906108c SS |
71 | # Wait until the program is in the read system call again. |
72 | sleep 2 | |
73 | ||
74 | # Cntrl-c may fail for simulator targets running on a BSD host. | |
75 | # This is the result of a combination of the read syscall | |
76 | # being restarted and gdb capturing the cntrl-c signal. | |
77 | ||
78 | # Cntrl-c may fail for simulator targets on slow hosts. | |
79 | # This is because there is a race condition between entering | |
80 | # the read and delivering the cntrl-c. | |
81 | ||
82 | send_gdb "\003" | |
203bc29b PA |
83 | set msg "send_gdb control C" |
84 | gdb_test_multiple "" $msg { | |
c906108c | 85 | -re "Program received signal SIGINT.*$gdb_prompt $" { |
203bc29b | 86 | pass $msg |
c906108c | 87 | } |
c906108c SS |
88 | } |
89 | ||
203bc29b | 90 | set msg "call function when asleep" |
c906108c | 91 | send_gdb "p func1 ()\n" |
203bc29b PA |
92 | gdb_test_multiple "" $msg { |
93 | -re " = 4.*$gdb_prompt $" { | |
94 | pass $msg | |
95 | } | |
92b8ae91 | 96 | -re ".*Program received signal SIG(SEGV|ILL).*$gdb_prompt $" { |
c906108c SS |
97 | setup_xfail "i*86-pc-linux*-gnu*" |
98 | fail "child died when we called func1, skipped rest of tests" | |
99 | return | |
100 | } | |
085dd6e6 | 101 | -re "$gdb_prompt $" { |
085dd6e6 JM |
102 | fail "call function when asleep (wrong output)" |
103 | } | |
c906108c SS |
104 | default { |
105 | ||
106 | # This fail probably happens whenever we use /proc (we | |
107 | # don't use PRSABORT), but apparently also happens on | |
108 | # other machines as well. | |
109 | ||
110 | setup_xfail "sparc*-*-solaris2*" | |
c906108c SS |
111 | setup_xfail "i*86-*-solaris2*" |
112 | setup_xfail "*-*-sysv4*" | |
113 | setup_xfail "vax-*-*" | |
114 | setup_xfail "alpha-*-*" | |
8afa723e | 115 | setup_xfail "*-*-*bsd*" |
c906108c | 116 | setup_xfail "*-*-*lynx*" |
203bc29b | 117 | fail "$msg (stays asleep)" |
b97fde92 PA |
118 | # Send the inferior a newline to wake it up. |
119 | send_inferior "\n" | |
c906108c SS |
120 | gdb_test "" " = 4" "call function after waking it" |
121 | } | |
c906108c SS |
122 | } |
123 | ||
124 | # Now try calling the function again. | |
125 | gdb_test "p func1 ()" " = 4" "call function a second time" | |
126 | ||
127 | # And the program should still be doing the same thing. | |
128 | # The optional trailing \r\n is in case we sent a newline above | |
129 | # to wake the program, in which case the program now sends it | |
130 | # back. We check for it either here or in the next gdb_expect | |
131 | # command, because which one it ends up in is timing dependent. | |
132 | send_gdb "continue\n" | |
133 | # For some reason, i386-*-sysv4 gdb fails to issue the Continuing | |
134 | # message, but otherwise appears normal (FIXME). | |
203bc29b PA |
135 | |
136 | set msg "continue" | |
137 | gdb_test_multiple "" "$msg" { | |
138 | -re "^continue\r\nContinuing.\r\n(\r\n|)$" { | |
139 | pass $msg | |
140 | } | |
141 | -re "^continue\r\n\r\n" { | |
142 | fail "$msg (missing Continuing.)" | |
143 | } | |
c906108c SS |
144 | } |
145 | ||
b97fde92 | 146 | send_inferior "data\n" |
c906108c SS |
147 | # The optional leading \r\n is in case we sent a newline above |
148 | # to wake the program, in which case the program now sends it | |
149 | # back. | |
203bc29b PA |
150 | |
151 | set msg "echo data" | |
152 | gdb_test_multiple "" $msg { | |
b97fde92 | 153 | -i "$inferior_spawn_id" -re "^(\r\n|)data\r\ndata\r\n$" { |
203bc29b PA |
154 | pass $msg |
155 | } | |
b97fde92 | 156 | -i "$gdb_spawn_id" -re "Undefined command.*$gdb_prompt " { |
203bc29b PA |
157 | fail $msg |
158 | } | |
c906108c SS |
159 | } |
160 | ||
a12cc160 DJ |
161 | if { ! [target_info exists gdb,nosignals] } { |
162 | # Wait until the program is in the read system call again. | |
163 | sleep 2 | |
164 | ||
165 | # Stop the program for another test. | |
166 | set msg "Send Control-C, second time" | |
167 | send_gdb "\003" | |
168 | gdb_test_multiple "" "$msg" { | |
169 | -re "Program received signal SIGINT.*$gdb_prompt $" { | |
170 | pass "$msg" | |
171 | } | |
172 | } | |
173 | ||
174 | # The "signal" command should deliver the correct signal and | |
175 | # return to the loop. | |
176 | set msg "signal SIGINT" | |
177 | gdb_test_multiple "signal SIGINT" "$msg" { | |
203bc29b PA |
178 | -re "^signal SIGINT\r\nContinuing with signal SIGINT.\r\n(\r\n|)$" { |
179 | pass "$msg" | |
180 | } | |
a12cc160 DJ |
181 | } |
182 | ||
183 | # We should be back in the loop. | |
b97fde92 | 184 | send_inferior "more data\n" |
203bc29b PA |
185 | |
186 | set msg "echo more data" | |
187 | gdb_test_multiple "" $msg { | |
b97fde92 | 188 | -i "$inferior_spawn_id" -re "^(\r\n|)more data\r\nmore data\r\n$" { |
203bc29b PA |
189 | pass $msg |
190 | } | |
a12cc160 DJ |
191 | } |
192 | } | |
193 | ||
0a803169 | 194 | set saw_end_of_file 0 |
b97fde92 PA |
195 | set saw_inferior_exit 0 |
196 | ||
203bc29b | 197 | set msg "send end of file" |
b97fde92 | 198 | send_inferior "\004" |
4ef9fb2f PA |
199 | |
200 | set spawn_list "$inferior_spawn_id" | |
201 | ||
203bc29b | 202 | gdb_test_multiple "" $msg { |
4ef9fb2f | 203 | -i spawn_list -re "end of file" { |
0a803169 PA |
204 | set saw_end_of_file 1 |
205 | verbose -log "saw \"end of file\"" | |
b97fde92 | 206 | if {!$saw_inferior_exit} { |
4ef9fb2f PA |
207 | # When $inferior_spawn_id != $gdb_spawn_id, such |
208 | # as when testing with gdbserver, we may see the | |
209 | # eof (the process exit, not the string just | |
210 | # matched) for $inferior_spawn_id before the | |
211 | # expected gdb output. Clear this so we no longer | |
212 | # expect anything out of $inferior_spawn_id. | |
213 | set spawn_list "" | |
b97fde92 PA |
214 | exp_continue |
215 | } | |
216 | } | |
217 | -i "$gdb_spawn_id" -re "$inferior_exited_re normally.*$gdb_prompt " { | |
218 | set saw_inferior_exit 1 | |
219 | verbose -log "saw inferior exit" | |
0a803169 | 220 | if {!$saw_end_of_file} { |
b97fde92 PA |
221 | exp_continue |
222 | } | |
c906108c | 223 | } |
c906108c | 224 | } |
b97fde92 | 225 | |
0a803169 | 226 | gdb_assert { $saw_end_of_file && $saw_inferior_exit } $msg |
c906108c SS |
227 | } |
228 | } | |
229 | return 0 |