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# Copyright 2021-2024 Free Software Foundation, Inc.
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
# This test assumes host == build.
require {!is_remote host}
# GDB reads some environment variables on startup, make sure it behaves
# correctly if these variables are defined but empty.
set all_env_vars { HOME XDG_CACHE_HOME LOCALAPPDATA XDG_CONFIG_HOME }
set re_pre \
[string_to_regexp {The directory of the index cache is "}]
set re_post \
[string_to_regexp {".}]
# Show the initial value of the index-cache directory.
clean_restart
gdb_test "show index-cache directory" $re_pre\[^\r\n\]*$re_post
foreach_with_prefix env_var_name $all_env_vars {
# Restore the original state of the environment variable.
save_vars env($env_var_name) {
set env($env_var_name) {}
clean_restart
gdb_test "show index-cache directory" $re_pre\[^\r\n\]*$re_post
}
}
# Try the same, but with all the env vars set to an empty value at the same
# time.
with_test_prefix "all env vars" {
set save_vars_arg {}
foreach env_var_name $all_env_vars {
lappend save_vars_arg env($env_var_name)
}
# Restore the original state of all the environment variables.
save_vars $save_vars_arg {
foreach env_var_name $all_env_vars {
set env($env_var_name) {}
}
clean_restart
gdb_test "show index-cache directory" $re_pre$re_post
}
}
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