]>
Commit | Line | Data |
---|---|---|
1d506c26 | 1 | # Copyright 2023-2024 Free Software Foundation, Inc. |
baab3753 AB |
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 different ways in which GDB can create a string and then push | |
17 | # that string into the inferior before reading it back. Check that | |
18 | # the thing that is read back is correctly interpreted as a string. | |
19 | ||
20 | standard_testfile | |
21 | ||
22 | if { [prepare_for_testing "failed to prepare" $testfile $srcfile] } { | |
23 | return -1 | |
24 | } | |
25 | ||
26 | if {![runto_main]} { | |
27 | return 0 | |
28 | } | |
29 | ||
30 | if [allow_python_tests] { | |
31 | # The $_as_string convenience function is implemented in Python. | |
32 | gdb_test {printf "%s\n", $_as_string("aabbcc")} "\"aabbcc\"" | |
33 | ||
34 | # Create a gdb.Value object for a string. Take its address (which | |
35 | # forces it into the inferior), and then print the address as a | |
36 | # string. | |
37 | gdb_test_no_output {python addr = gdb.Value("ccbbaa").address} | |
38 | gdb_test {python gdb.execute("x/1s 0x%x" % addr)} \ | |
39 | "$hex <arena>:\\s+\"ccbbaa\"" | |
40 | ||
41 | # Call an inferior function through a gdb.Value object, pass a | |
42 | # string to the inferior function and ensure it arrives correctly. | |
43 | gdb_test "p/x take_string" " = $hex.*" | |
44 | gdb_test_no_output "python func_ptr = gdb.history (0)" \ | |
45 | "place address of take_string into Python variable" | |
46 | gdb_test "python func_value = func_ptr.dereference()" "" | |
47 | gdb_breakpoint "take_string" | |
48 | gdb_test {python result = func_value("qqaazz")} \ | |
49 | "Breakpoint $decimal, take_string \\(str=$hex <arena> \"qqaazz\"\\) at .*" | |
50 | gdb_test "continue" "Continuing\\." | |
51 | } | |
52 | ||
53 | # Use printf on a string parsed by the C expression parser. | |
54 | gdb_test {printf "%s\n", "ddeeff"} "ddeeff" | |
55 | ||
56 | # Parse a string in the C expression parser, force it into the | |
57 | # inferior by taking its address, then print it as a string. | |
58 | gdb_test {x/1s &"gghhii"} "$hex <arena>:\\s+\"gghhii\"" | |
59 | ||
60 | # Use $_gdb_setting_str and $_gdb_maint_setting_str to create a string | |
61 | # value, and then print using printf, which forces the string into the | |
62 | # inferior. | |
63 | gdb_test {printf "%s\n", $_gdb_setting_str("arch")} "auto" | |
64 | gdb_test {printf "%s\n", $_gdb_maint_setting_str("bfd-sharing")} "on" |