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1d506c26 | 1 | # Copyright 2021-2024 Free Software Foundation, Inc. |
6abd4cf2 SM |
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 | ||
8de9b683 SL |
16 | # This test assumes host == build. |
17 | require {!is_remote host} | |
18 | ||
6abd4cf2 SM |
19 | # GDB reads some environment variables on startup, make sure it behaves |
20 | # correctly if these variables are defined but empty. | |
21 | ||
22 | set all_env_vars { HOME XDG_CACHE_HOME LOCALAPPDATA XDG_CONFIG_HOME } | |
23 | ||
24 | # Record the initial value of the index-cache directory. | |
25 | clean_restart | |
26 | set index_cache_directory "" | |
27 | gdb_test_multiple "show index-cache directory" "" { | |
28 | -re -wrap "The directory of the index cache is \"(.*)\"\\." { | |
29 | set index_cache_directory $expect_out(1,string) | |
30 | set index_cache_directory [string_to_regexp $index_cache_directory] | |
31 | pass $gdb_test_name | |
32 | } | |
33 | } | |
34 | ||
35 | foreach_with_prefix env_var_name $all_env_vars { | |
36 | # Restore the original state of the environment variable. | |
37 | save_vars env($env_var_name) { | |
38 | set env($env_var_name) {} | |
39 | clean_restart | |
40 | ||
41 | # Verify that the empty environment variable didn't affect the | |
42 | # index-cache directory setting, that we still see the initial value. | |
43 | # "HOME" is different, because if that one is unset, GDB isn't even | |
44 | # able to compute the default location. In that case, we expect it to | |
45 | # be empty. | |
46 | if { $env_var_name == "HOME" } { | |
47 | gdb_test "show index-cache directory" \ | |
48 | "The directory of the index cache is \"\"\\." | |
49 | } else { | |
50 | gdb_test "show index-cache directory" \ | |
51 | "The directory of the index cache is \"$index_cache_directory\"\\." | |
52 | } | |
53 | } | |
54 | } | |
55 | ||
56 | # Try the same, but with all the env vars set to an empty value at the same | |
57 | # time. | |
58 | with_test_prefix "all env vars" { | |
59 | set save_vars_arg {} | |
60 | foreach env_var_name $all_env_vars { | |
61 | lappend save_vars_arg env($env_var_name) | |
62 | } | |
63 | ||
64 | # Restore the original state of all the environment variables. | |
65 | save_vars $save_vars_arg { | |
66 | foreach env_var_name $all_env_vars { | |
67 | set env($env_var_name) {} | |
68 | } | |
69 | ||
70 | clean_restart | |
71 | ||
72 | gdb_test "show index-cache directory" \ | |
73 | "The directory of the index cache is \"\"\\." | |
74 | } | |
75 | } |