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6cf66e76 SM |
1 | # Copyright 2020 Free Software Foundation, Inc. |
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 running an inferior with arguments. | |
17 | ||
18 | # This does not work on boards that don't support inferior arguments. | |
19 | if [target_info exists noargs] then { | |
20 | verbose "skipping gdb.base/inferior-args.exp because of noargs" | |
21 | return | |
22 | } | |
23 | ||
24 | standard_testfile .c | |
25 | ||
26 | if {[build_executable "failed to prepare" $testfile $srcfile debug] == -1} { | |
27 | return | |
28 | } | |
29 | ||
30 | proc do_test { method } { | |
31 | global binfile hex | |
32 | ||
33 | # The second arg is an empty string on purpose. | |
34 | set inferior_args { "first arg" "" "third-arg" } | |
35 | ||
36 | clean_restart $binfile | |
37 | ||
38 | if { $method == "start" } { | |
39 | # The start command does not make sense for a stub. | |
40 | if { [use_gdb_stub] } { | |
41 | return; | |
42 | } | |
43 | ||
44 | if { [gdb_start_cmd $inferior_args] < 0 } { | |
45 | fail "could not issue start command" | |
46 | return -1 | |
47 | } | |
48 | ||
49 | # Consume up to the GDB prompt after the stop. | |
50 | gdb_test "" ".*main.*" "stop at main" | |
51 | ||
52 | } elseif { $method == "starti" } { | |
53 | # The starti command does not make sense for a stub. | |
54 | if { [use_gdb_stub] } { | |
55 | return; | |
56 | } | |
57 | ||
58 | if { [gdb_starti_cmd $inferior_args] < 0 } { | |
59 | fail "could not issue start command" | |
60 | return -1 | |
61 | } | |
62 | ||
63 | # Consume up to the GDB prompt after the stop. | |
64 | gdb_test "" "" "stop at first instruction" | |
65 | ||
66 | # Put a breakpoint and continue until main. | |
67 | if { ![gdb_breakpoint "main" message] } { | |
68 | fail "could not set breakpoint on main" | |
69 | return -1 | |
70 | } | |
71 | ||
72 | if { [gdb_continue "main"] != 0 } { | |
73 | fail "could not continue to main" | |
74 | return -1 | |
75 | } | |
76 | ||
77 | } elseif { $method == "run" } { | |
78 | if { ![gdb_breakpoint "main" message] } { | |
79 | fail "could not set breakpoint on main" | |
80 | return -1 | |
81 | } | |
82 | ||
83 | # The run command does not make sense for a stub, but GDB_RUN_CMD | |
84 | # does the right thing when the target is a stub (start the stub, | |
85 | # connect to it, and "continue"). | |
86 | # | |
87 | # This allows us to test arguments passed on the gdbserver command | |
88 | # line. | |
89 | if { [gdb_run_cmd $inferior_args] < 0 } { | |
90 | fail "could not run" | |
91 | return -1 | |
92 | } | |
93 | ||
94 | # Consume up to the GDB prompt after the stop. | |
95 | gdb_test "" ".*main.*" "stop at main" | |
96 | ||
97 | } elseif { $method == "set args" } { | |
98 | # Using "set args" does not make sense with a stub. | |
99 | if { [use_gdb_stub] } { | |
100 | return; | |
101 | } | |
102 | ||
103 | gdb_test_no_output "set args $inferior_args" | |
104 | ||
105 | if { ![runto_main] } { | |
106 | fail "could not run to main" | |
107 | return -1 | |
108 | } | |
109 | ||
110 | } else { | |
111 | error "invalid method $method" | |
112 | } | |
113 | ||
114 | # Now that we are stopped at main, inspect argc/argv. | |
115 | gdb_test "print argc" " = 4" | |
116 | gdb_test "print argv\[0\]" " = $hex \".*\"" | |
117 | gdb_test "print argv\[1\]" " = $hex \"first arg\"" | |
118 | gdb_test "print argv\[2\]" " = $hex \"\"" | |
119 | gdb_test "print argv\[3\]" " = $hex \"third-arg\"" | |
120 | } | |
121 | ||
122 | foreach_with_prefix method { "start" "starti" "run" "set args" } { | |
123 | do_test $method | |
124 | } |