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LibCore: Add argument to specify working directory in Process::spawn

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This commit is contained in:
cflip 2022-10-15 19:04:18 -06:00 • committed by Linus Groh
parent 490c097bc4
commit 953520df49
2 changed files with 23 additions and 7 deletions
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24
Userland/Libraries/LibCore/Process.cpp
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@ -22,6 +22,7 @@ namespace Core {
struct ArgvList {
String m_path;
String m_working_directory;
Vector<char const*, 10> m_argv;
ArgvList(String path, size_t size)
@ -43,25 +44,38 @@ struct ArgvList {
return m_argv;
}
void set_working_directory(String const& working_directory)
{
m_working_directory = working_directory;
}
ErrorOr<pid_t> spawn()
{
auto pid = TRY(System::posix_spawn(m_path.view(), nullptr, nullptr, const_cast<char**>(get().data()), environ));
#ifdef AK_OS_SERENITY
posix_spawn_file_actions_t spawn_actions;
posix_spawn_file_actions_init(&spawn_actions);
if (!m_working_directory.is_empty())
posix_spawn_file_actions_addchdir(&spawn_actions, m_working_directory.characters());
auto pid = TRY(System::posix_spawn(m_path.view(), &spawn_actions, nullptr, const_cast<char**>(get().data()), environ));
TRY(System::disown(pid));
#else
auto pid = TRY(System::posix_spawn(m_path.view(), nullptr, nullptr, const_cast<char**>(get().data()), environ));
#endif
return pid;
}
};
ErrorOr<pid_t> Process::spawn(StringView path, Span<String const> arguments)
ErrorOr<pid_t> Process::spawn(StringView path, Span<String const> arguments, String working_directory)
{
ArgvList argv { path, arguments.size() };
for (auto const& arg : arguments)
argv.append(arg.characters());
argv.set_working_directory(working_directory);
return argv.spawn();
}
ErrorOr<pid_t> Process::spawn(StringView path, Span<StringView const> arguments)
ErrorOr<pid_t> Process::spawn(StringView path, Span<StringView const> arguments, String working_directory)
{
Vector<String> backing_strings;
backing_strings.ensure_capacity(arguments.size());
@ -70,14 +84,16 @@ ErrorOr<pid_t> Process::spawn(StringView path, Span<StringView const> arguments)
backing_strings.append(arg);
argv.append(backing_strings.last().characters());
}
argv.set_working_directory(working_directory);
return argv.spawn();
}
ErrorOr<pid_t> Process::spawn(StringView path, Span<char const* const> arguments)
ErrorOr<pid_t> Process::spawn(StringView path, Span<char const* const> arguments, String working_directory)
{
ArgvList argv { path, arguments.size() };
for (auto arg : arguments)
argv.append(arg);
argv.set_working_directory(working_directory);
return argv.spawn();
}

6
Userland/Libraries/LibCore/Process.h
View file

@ -14,9 +14,9 @@ namespace Core {
class Process {
public:
static ErrorOr<pid_t> spawn(StringView path, Span<String const> arguments);
static ErrorOr<pid_t> spawn(StringView path, Span<StringView const> arguments);
static ErrorOr<pid_t> spawn(StringView path, Span<char const* const> arguments = {});
static ErrorOr<pid_t> spawn(StringView path, Span<String const> arguments, String working_directory = {});
static ErrorOr<pid_t> spawn(StringView path, Span<StringView const> arguments, String working_directory = {});
static ErrorOr<pid_t> spawn(StringView path, Span<char const* const> arguments = {}, String working_directory = {});
};
}