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-rw-r--r--src/common/fs/file.cpp29
-rw-r--r--src/common/fs/file.h11
2 files changed, 37 insertions, 3 deletions
diff --git a/src/common/fs/file.cpp b/src/common/fs/file.cpp
index 077f34995..274f57659 100644
--- a/src/common/fs/file.cpp
+++ b/src/common/fs/file.cpp
@@ -306,9 +306,9 @@ bool IOFile::Flush() const {
errno = 0;
#ifdef _WIN32
- const auto flush_result = std::fflush(file) == 0 && _commit(fileno(file)) == 0;
+ const auto flush_result = std::fflush(file) == 0;
#else
- const auto flush_result = std::fflush(file) == 0 && fsync(fileno(file)) == 0;
+ const auto flush_result = std::fflush(file) == 0;
#endif
if (!flush_result) {
@@ -320,6 +320,28 @@ bool IOFile::Flush() const {
return flush_result;
}
+bool IOFile::Commit() const {
+ if (!IsOpen()) {
+ return false;
+ }
+
+ errno = 0;
+
+#ifdef _WIN32
+ const auto commit_result = std::fflush(file) == 0 && _commit(fileno(file)) == 0;
+#else
+ const auto commit_result = std::fflush(file) == 0 && fsync(fileno(file)) == 0;
+#endif
+
+ if (!commit_result) {
+ const auto ec = std::error_code{errno, std::generic_category()};
+ LOG_ERROR(Common_Filesystem, "Failed to commit the file at path={}, ec_message={}",
+ PathToUTF8String(file_path), ec.message());
+ }
+
+ return commit_result;
+}
+
bool IOFile::SetSize(u64 size) const {
if (!IsOpen()) {
return false;
@@ -347,6 +369,9 @@ u64 IOFile::GetSize() const {
return 0;
}
+ // Flush any unwritten buffered data into the file prior to retrieving the file size.
+ std::fflush(file);
+
std::error_code ec;
const auto file_size = fs::file_size(file_path, ec);
diff --git a/src/common/fs/file.h b/src/common/fs/file.h
index 588fe619d..2c4ab4332 100644
--- a/src/common/fs/file.h
+++ b/src/common/fs/file.h
@@ -396,13 +396,22 @@ public:
[[nodiscard]] size_t WriteString(std::span<const char> string) const;
/**
- * Attempts to flush any unwritten buffered data into the file and flush the file into the disk.
+ * Attempts to flush any unwritten buffered data into the file.
*
* @returns True if the flush was successful, false otherwise.
*/
bool Flush() const;
/**
+ * Attempts to commit the file into the disk.
+ * Note that this is an expensive operation as this forces the operating system to write
+ * the contents of the file associated with the file descriptor into the disk.
+ *
+ * @returns True if the commit was successful, false otherwise.
+ */
+ bool Commit() const;
+
+ /**
* Resizes the file to a given size.
* If the file is resized to a smaller size, the remainder of the file is discarded.
* If the file is resized to a larger size, the new area appears as if zero-filled.