From fcd9eff000a967e16a0a987609210fba4a92dd0c Mon Sep 17 00:00:00 2001
From: Yuqian Yang <crupest@crupest.life>
Date: Tue, 23 Sep 2025 23:12:26 +0800
Subject: Window can show but app crash.

---
 src/base/io/Resource.cpp | 22 ++++++++++++++++------
 1 file changed, 16 insertions(+), 6 deletions(-)

(limited to 'src/base/io/Resource.cpp')

diff --git a/src/base/io/Resource.cpp b/src/base/io/Resource.cpp
index d369b5f5..e599f8a9 100644
--- a/src/base/io/Resource.cpp
+++ b/src/base/io/Resource.cpp
@@ -1,19 +1,20 @@
 #include "cru/base/io/Resource.h"
+#include "cru/base/Base.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>
+#elif defined(__linux)
+#include <fstream>
+#include <sstream>
 #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);
@@ -26,10 +27,18 @@ std::filesystem::path GetResourceDir() {
   CFRelease(cf_string_ref);
 
   return bundle_path / "Contents/Resources";
-#elif defined(CRU_PLATFORM_WINDOWS)
+#elif defined(_WIN32) || defined(__linux)
+#if defined(_WIN32)
   wchar_t buffer[MAX_PATH];
   DWORD size = ::GetModuleFileNameW(nullptr, buffer, MAX_PATH);
   std::filesystem::path module_path(buffer, buffer + size);
+#else  // linux
+  std::ifstream file("/proc/self/cmdline");
+  std::stringstream buffer;
+  buffer << file.rdbuf();
+  auto str = buffer.str();
+  std::filesystem::path module_path(str.substr(0, str.find('\0')));
+#endif
   auto p = module_path;
   while (p.has_parent_path()) {
     p = p.parent_path();
@@ -41,8 +50,9 @@ std::filesystem::path GetResourceDir() {
   }
 
   throw Exception(u"Failed to find resource directory.");
-#else
-  throw Exception(u"Not implemented.");
+
 #endif
+
+  NotImplemented();
 }
 }  // namespace cru::io
-- 
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