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find: Add -gid option to filter by owning group ID

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Tim Ledbetter 2023-09-09 18:29:58 +01:00 • committed by Andrew Kaster
parent d87fbcccb7
commit d3da8f978e
2 changed files with 26 additions and 0 deletions
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2
Base/usr/share/man/man1/find.md
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@ -76,6 +76,8 @@ by the current user.
the specified reference file. If `file` is a symbolic link and the `-L` the specified reference file. If `file` is a symbolic link and the `-L`
option is in use, then the creation time of the file pointed to by the option is in use, then the creation time of the file pointed to by the
symbolic link is used. symbolic link is used.
* `-gid [-|+]number`: Checks if the file is owned by a group with an ID less
than, greater than or exactly `number`.
* `-print`: Outputs the file path, followed by a newline. Always evaluates to * `-print`: Outputs the file path, followed by a newline. Always evaluates to
true. true.
* `-print0`: Outputs the file path, followed by a zero byte. Always evaluates to * `-print0`: Outputs the file path, followed by a zero byte. Always evaluates to

24
Userland/Utilities/find.cpp
View file

@ -494,6 +494,26 @@ private:
TimestampType m_timestamp_type { TimestampType::LastModification }; TimestampType m_timestamp_type { TimestampType::LastModification };
}; };
class GidCommand final : public StatCommand {
public:
GidCommand(char const* arg)
{
auto gid_or_error = NumericRange<gid_t>::parse({ arg, strlen(arg) });
if (gid_or_error.is_error())
fatal_error("find: Invalid argument '{}' to '-gid'", arg);
m_gid_range = gid_or_error.release_value();
}
private:
virtual bool evaluate(struct stat const& stat) const override
{
return m_gid_range.contains(stat.st_gid);
}
NumericRange<gid_t> m_gid_range;
};
class PrintCommand final : public Command { class PrintCommand final : public Command {
public: public:
PrintCommand(char terminator = '\n') PrintCommand(char terminator = '\n')
@ -713,6 +733,10 @@ static OwnPtr<Command> parse_simple_command(Vector<char*>& args)
if (args.is_empty()) if (args.is_empty())
fatal_error("-cnewer: requires additional arguments"); fatal_error("-cnewer: requires additional arguments");
return make<NewerCommand>(args.take_first(), NewerCommand::TimestampType::Creation); return make<NewerCommand>(args.take_first(), NewerCommand::TimestampType::Creation);
} else if (arg == "-gid") {
if (args.is_empty())
fatal_error("-gid: requires additional arguments");
return make<GidCommand>(args.take_first());
} else if (arg == "-print") { } else if (arg == "-print") {
g_have_seen_action_command = true; g_have_seen_action_command = true;
return make<PrintCommand>(); return make<PrintCommand>();