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sed: Fix unveil error for every run

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`FileSystem::absolute_path()` does `stat` the file, this commit runs
all `absolute_path` calls before touching the veil to make sure this
works as intended.
This commit is contained in:
Fabian Dellwing 2023-06-20 12:49:18 +02:00 committed by Tim Flynn
parent 3ee908df27
commit a14dc9b569
Notes: sideshowbarker 2024-07-18 03:23:00 +09:00 
Author: https://github.com/fdellwing
Commit: https://github.com/SerenityOS/serenity/commit/a14dc9b569
Pull-request: https://github.com/SerenityOS/serenity/pull/19504
Issue: https://github.com/SerenityOS/serenity/issues/19364
Reviewed-by: https://github.com/trflynn89
1 changed files with 10 additions and 4 deletions
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14
Userland/Utilities/sed.cpp
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@ -953,20 +953,21 @@ ErrorOr<int> serenity_main(Main::Arguments args)
pos_args.remove(0);
}
HashMap<String, String> paths_to_unveil;
for (auto const& input_filename : TRY(script.input_filenames())) {
TRY(Core::System::unveil(TRY(FileSystem::absolute_path(input_filename)), edit_in_place ? "rwc"sv : "r"sv));
TRY(paths_to_unveil.try_set(TRY(FileSystem::absolute_path(input_filename)), edit_in_place ? "rwc"_short_string : "r"_short_string));
}
for (auto const& output_filename : TRY(script.output_filenames())) {
TRY(Core::System::unveil(TRY(FileSystem::absolute_path(output_filename)), "w"sv));
TRY(paths_to_unveil.try_set(TRY(FileSystem::absolute_path(output_filename)), "w"_short_string));
}
TRY(Core::System::unveil("/tmp"sv, "rwc"sv));
Vector<File> inputs;
for (auto const& filename : pos_args) {
if (filename == "-"sv) {
inputs.empend(TRY(File::create_from_stdin()));
} else {
TRY(Core::System::unveil(TRY(FileSystem::absolute_path(filename)), edit_in_place ? "rwc"sv : "r"sv));
TRY(paths_to_unveil.try_set(TRY(FileSystem::absolute_path(filename)), edit_in_place ? "rwc"_short_string : "r"_short_string));
auto file = TRY(Core::File::open(filename, Core::File::OpenMode::Read));
if (edit_in_place)
inputs.empend(TRY(File::create_with_output_file(LexicalPath { filename }, move(file))));
@ -974,6 +975,11 @@ ErrorOr<int> serenity_main(Main::Arguments args)
inputs.empend(TRY(File::create(LexicalPath { filename }, move(file))));
}
}
for (auto const& bucket : paths_to_unveil) {
TRY(Core::System::unveil(bucket.key, bucket.value));
}
TRY(Core::System::unveil("/tmp"sv, "rwc"sv));
TRY(Core::System::unveil(nullptr, nullptr));
if (inputs.is_empty()) {