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#include "cru/base/io/Resource.h"
#include "cru/base/Exception.h"
#include "cru/base/log/Logger.h"
#if defined(CRU_PLATFORM_OSX)
#include <CoreFoundation/CoreFoundation.h>
#elif defined(CRU_PLATFORM_WINDOWS)
#include <Windows.h>
#endif
#include <filesystem>
namespace cru::io {
std::filesystem::path GetResourceDir() {
constexpr auto kLogTag = u"GetResourceDir";
#if defined(CRU_PLATFORM_OSX)
CFBundleRef main_bundle = CFBundleGetMainBundle();
CFURLRef bundle_url = CFBundleCopyBundleURL(main_bundle);
CFStringRef cf_string_ref =
CFURLCopyFileSystemPath(bundle_url, kCFURLPOSIXPathStyle);
std::filesystem::path bundle_path(
CFStringGetCStringPtr(cf_string_ref, kCFStringEncodingUTF8));
CFRelease(bundle_url);
CFRelease(cf_string_ref);
return bundle_path / "Contents/Resources";
#elif defined(CRU_PLATFORM_WINDOWS)
wchar_t buffer[MAX_PATH];
DWORD size = ::GetModuleFileNameW(nullptr, buffer, MAX_PATH);
std::filesystem::path module_path(buffer, buffer + size);
auto p = module_path;
while (p.has_parent_path()) {
p = p.parent_path();
auto resource_dir_path = p / "assets";
if (std::filesystem::exists(resource_dir_path) &&
std::filesystem::is_directory(resource_dir_path)) {
return resource_dir_path;
}
}
throw Exception(u"Failed to find resource directory.");
#else
throw Exception(u"Not implemented.");
#endif
}
} // namespace cru::io
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