From bdb08ab644959cd077ea77b41fa86a1bac569afd Mon Sep 17 00:00:00 2001
From: Aryan Salmanpour <aryan.salmanpour@amd.com>
Date: Wed, 8 May 2024 14:45:32 -0400
Subject: [PATCH] Fix compilation issues on distro without std::filesystem
 (#348)

---
 samples/videoDecodeBatch/videodecodebatch.cpp | 11 +++++++++++
 src/rocdecode/vaapi/vaapi_videodecoder.cpp    |  4 ++++
 2 files changed, 15 insertions(+)

diff --git a/samples/videoDecodeBatch/videodecodebatch.cpp b/samples/videoDecodeBatch/videodecodebatch.cpp
index 0e46340ef0..702199010c 100644
--- a/samples/videoDecodeBatch/videodecodebatch.cpp
+++ b/samples/videoDecodeBatch/videodecodebatch.cpp
@@ -203,10 +203,17 @@ void ParseCommandLine(std::string &input_folder_path, std::string &output_folder
                 ShowHelpAndExit("-o");
             }
             output_folder_path = argv[i];
+#if __cplusplus >= 201703L && __has_include(<filesystem>)
             if (std::filesystem::is_directory(output_folder_path)) {
                 std::filesystem::remove_all(output_folder_path);
             }
             std::filesystem::create_directory(output_folder_path);
+#else
+            if (std::experimental::filesystem::is_directory(output_folder_path)) {
+                std::experimental::filesystem::remove_all(output_folder_path);
+            }
+            std::experimental::filesystem::create_directory(output_folder_path);
+#endif
             b_dump_output_frames = true;
             continue;
         }
@@ -233,7 +240,11 @@ int main(int argc, char **argv) {
     ParseCommandLine(input_folder_path, output_folder_path, device_id, n_thread, b_dump_output_frames, mem_type, argc, argv);
 
     try {
+#if __cplusplus >= 201703L && __has_include(<filesystem>)
         for (const auto& entry : std::filesystem::directory_iterator(input_folder_path)) {
+#else
+        for (const auto& entry : std::experimental::filesystem::directory_iterator(input_folder_path)) {
+#endif
             input_file_names.push_back(entry.path());
             num_files++;
         }
diff --git a/src/rocdecode/vaapi/vaapi_videodecoder.cpp b/src/rocdecode/vaapi/vaapi_videodecoder.cpp
index 1e195e7060..335fe03bf1 100644
--- a/src/rocdecode/vaapi/vaapi_videodecoder.cpp
+++ b/src/rocdecode/vaapi/vaapi_videodecoder.cpp
@@ -435,7 +435,11 @@ void VaapiVideoDecoder::GetVisibleDevices(std::vector<int>& visible_devices_veto
 void VaapiVideoDecoder::GetCurrentComputePartition(std::vector<ComputePartition> &current_compute_partitions) {
     std::string search_path = "/sys/devices/";
     std::string partition_file = "current_compute_partition";
+#if __cplusplus >= 201703L && __has_include(<filesystem>)
     for (const auto& entry : std::filesystem::recursive_directory_iterator(search_path)) {
+#else
+    for (const auto& entry : std::experimental::filesystem::recursive_directory_iterator(search_path)) {
+#endif
         if (entry.path().filename() == partition_file) {
             std::ifstream file(entry.path());
             if (file.is_open()) {