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1d506c26 | 1 | # Copyright 2016-2024 Free Software Foundation, Inc. |
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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 | # Test that -exec-run works as expected. Exercises various testing | |
17 | # axes: | |
18 | # | |
19 | # - MI running on main UI vs separate UI. | |
20 | # | |
21 | # - inferior tty set to main tty vs separate tty. | |
22 | # | |
23 | # - forking the child failing and sending output to the right inferior | |
24 | # terminal, vs the child not failing to start. | |
25 | ||
26 | load_lib mi-support.exp | |
27 | set MIFLAGS "-i=mi" | |
28 | ||
29 | # The purpose of this testcase is to test the -exec-run command. If we | |
30 | # cannot use it, then there is no point in running this testcase. | |
8ce7423f | 31 | require !use_gdb_stub |
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32 | |
33 | standard_testfile mi-start.c | |
34 | ||
35 | if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } { | |
36 | untested "could not build mi-exec-run" | |
37 | return -1 | |
38 | } | |
39 | ||
40 | # The test proper. INFTTY_MODE determines whether "set inferior-tty" | |
41 | # is in effect. MI_MODE determines whether MI is run on the main UI, | |
42 | # or as a separate UI. FORCE_FAIL is true when we want -exec-run to | |
43 | # fail and cause inferior output be sent to the inferior tty. | |
44 | ||
45 | proc test {inftty_mode mi_mode force_fail} { | |
46 | global srcdir subdir binfile srcfile | |
47 | global gdb_spawn_id gdb_main_spawn_id mi_spawn_id inferior_spawn_id | |
48 | global decimal | |
49 | ||
50 | mi_gdb_exit | |
51 | ||
52 | set start_ops {} | |
53 | if {$inftty_mode == "separate"} { | |
54 | lappend start_ops "separate-inferior-tty" | |
55 | } | |
56 | if {$mi_mode == "separate"} { | |
57 | lappend start_ops "separate-mi-tty" | |
58 | } | |
59 | ||
43cef57a | 60 | if [mi_gdb_start $start_ops] { |
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61 | return |
62 | } | |
63 | ||
64 | if {$force_fail} { | |
f4afd6cb | 65 | # Disable the shell so that it's the first exec that fails, |
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66 | # instead of the shell starting and then failing with some |
67 | # unspecified output. | |
68 | mi_gdb_test "-gdb-set startup-with-shell off" ".*" | |
69 | set bin $binfile.nox | |
70 | } else { | |
71 | set bin $binfile | |
72 | } | |
73 | ||
74 | mi_delete_breakpoints | |
75 | mi_gdb_reinitialize_dir $srcdir/$subdir | |
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76 | mi_gdb_load ${bin} |
77 | ||
78 | # Useful for debugging: | |
79 | verbose -log "Channels:" | |
80 | verbose -log " inferior_spawn_id=$inferior_spawn_id" | |
81 | verbose -log " gdb_spawn_id=$gdb_spawn_id" | |
82 | verbose -log " gdb_main_spawn_id=$gdb_main_spawn_id" | |
83 | verbose -log " mi_spawn_id=$mi_spawn_id" | |
84 | ||
85 | if {$force_fail} { | |
86 | set saw_perm_error 0 | |
87 | set saw_mi_error 0 | |
5a734ada | 88 | set already_failed 0 |
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89 | set test "run failure detected" |
90 | send_gdb "-exec-run --start\n" | |
91 | ||
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92 | # Redirect through SPAWN_LIST global. If the |
93 | # inferior_spawn_id is not the same as gdb_spawn_id, e.g. when | |
94 | # testing with gdbserver, the gdbserver can exit after | |
95 | # emitting it's error message. | |
96 | # | |
97 | # If inferior_spawn_id exits then we may see the eof from that | |
98 | # spawn-id before we see the pattern from the gdb_spawn_id, | |
99 | # which will kick us out of the gdb_expect, and cause us to | |
100 | # fail the test. | |
101 | # | |
102 | # Instead we clean SPAWN_LIST once we've seen the expected | |
103 | # pattern from that spawn-id, and after that we no longer care | |
104 | # when gdbserver exits. | |
105 | global spawn_list | |
106 | set spawn_list "$inferior_spawn_id" | |
107 | ||
5a734ada | 108 | gdb_expect { |
a56c63f7 | 109 | -i spawn_list |
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110 | -re ".*Cannot exec.*Permission denied" { |
111 | set saw_perm_error 1 | |
a56c63f7 | 112 | set spawn_list "" |
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113 | verbose -log "saw perm error" |
114 | if {!$saw_mi_error} { | |
115 | exp_continue | |
49940788 | 116 | } |
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117 | } |
118 | -i "$gdb_spawn_id" | |
119 | -re "\\^error,msg=\"(During startup program exited with code 127|Running .* on the remote target failed)" { | |
120 | set saw_mi_error 1 | |
121 | verbose -log "saw mi error" | |
122 | if {!$saw_perm_error} { | |
123 | exp_continue | |
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124 | } |
125 | } | |
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126 | timeout { |
127 | set already_failed 1 | |
128 | fail "$test (timeout)" | |
49940788 | 129 | } |
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130 | -i "$gdb_main_spawn_id" |
131 | eof { | |
132 | set already_failed 1 | |
133 | fail "$test (eof)" | |
134 | } | |
135 | } | |
136 | ||
137 | if {$saw_perm_error && $saw_mi_error} { | |
138 | pass $test | |
139 | } elseif {!$already_failed} { | |
140 | verbose -log "saw_perm_error=$saw_perm_error; saw_mi_error=$saw_mi_error" | |
141 | fail $test | |
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142 | } |
143 | } else { | |
144 | mi_run_cmd "--start" | |
145 | mi_expect_stop "breakpoint-hit" "main" "" ".*$srcfile" "$decimal" \ | |
146 | { "" "disp=\"del\"" } "breakpoint hit reported on mi" | |
147 | ||
148 | if {$mi_mode == "separate"} { | |
149 | # Check that the breakpoint hit is reported on the main | |
150 | # UI/CLI. Note no prompt is expected. | |
151 | switch_gdb_spawn_id $gdb_main_spawn_id | |
152 | ||
153 | set test "breakpoint hit reported on console" | |
154 | gdb_test_multiple "" $test { | |
155 | -re "Temporary breakpoint .*, main \\(\\) at .*$srcfile:$decimal.*return 0;" { | |
156 | pass $test | |
157 | } | |
158 | } | |
159 | ||
160 | # Switch back to the MI UI. | |
161 | global mi_spawn_id | |
162 | switch_gdb_spawn_id $mi_spawn_id | |
163 | } | |
164 | } | |
165 | } | |
166 | ||
167 | # Create a not-executable copy of the program, in order to exercise | |
168 | # vfork->exec failing. | |
169 | gdb_remote_download host $binfile $binfile.nox | |
b253899c | 170 | remote_exec target "chmod \"a-x\" $binfile.nox" |
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171 | |
172 | foreach_with_prefix inferior-tty {"main" "separate"} { | |
173 | foreach_with_prefix mi {"main" "separate"} { | |
174 | foreach_with_prefix force-fail {0 1} { | |
175 | test ${inferior-tty} ${mi} ${force-fail} | |
176 | } | |
177 | } | |
178 | } | |
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179 | |
180 | mi_gdb_exit |