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#include "impl.hpp"
#include "compat/assert.hpp"
#include <cerrno>
#include <Corrade/Containers/Pair.h>
#include <Corrade/Containers/String.h>
#include <Corrade/Utility/Debug.h>
#include <Corrade/Utility/Implementation/ErrorString.h>
#include <Corrade/Utility/Path.h>
#ifdef _WIN32
#include <Corrade/Containers/Array.h>
#include <Corrade/Utility/Unicode.h>
#include <direct.h>
#else
#include <unistd.h>
#endif
namespace floormat::loader_detail {
#ifdef _WIN32
namespace Unicode = Corrade::Utility::Unicode;
#endif
bool loader_impl::chdir(StringView pathname)
{
fm_assert(pathname.flags() & StringViewFlag::NullTerminated);
int ret;
#ifdef _WIN32
ret = ::_wchdir(Unicode::widen(pathname));
#else
ret = ::chdir(pathname.data());
#endif
if (ret)
{
Error err;
err << "chdir: can't change directory to" << pathname << Error::nospace << ":";
Corrade::Utility::Implementation::printErrnoErrorString(err, errno);
}
return !ret;
}
StringView loader_impl::startup_directory() noexcept
{
fm_debug_assert(!original_working_directory.isEmpty());
return original_working_directory;
}
void loader_impl::set_application_working_directory()
{
static bool once = false;
if (once)
return;
once = true;
if (auto loc = Path::currentDirectory(); loc)
original_working_directory = std::move(*loc);
else
{
Error err; err << "can't get original working directory:";
Corrade::Utility::Implementation::printErrnoErrorString(err, errno);
original_working_directory = "."_s;
}
if (const auto loc = Path::executableLocation())
{
String path;
#ifdef _WIN32
path = "\\\\?\\"_s + *loc;
#else
path = *loc;
#endif
StringView p = path;
p = Path::split(p).first();
p = Path::split(p).first();
path = p;
#ifdef _WIN32
for (char& c : path)
if (c == '/')
c = '\\';
#endif
chdir(path) &&
chdir("share/floormat"_s);
}
else
fm_warn("can't find install prefix!");
}
} // namespace floormat::loader_detail
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