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-rw-r--r--src/common/logging/backend.cpp13
1 files changed, 9 insertions, 4 deletions
diff --git a/src/common/logging/backend.cpp b/src/common/logging/backend.cpp
index 631f64d05..ebc807e00 100644
--- a/src/common/logging/backend.cpp
+++ b/src/common/logging/backend.cpp
@@ -145,10 +145,15 @@ void ColorConsoleBackend::Write(const Entry& entry) {
PrintColoredMessage(entry);
}
-// _SH_DENYWR allows read only access to the file for other programs.
-// It is #defined to 0 on other platforms
-FileBackend::FileBackend(const std::string& filename)
- : file(filename, "w", _SH_DENYWR), bytes_written(0) {}
+FileBackend::FileBackend(const std::string& filename) : bytes_written(0) {
+ if (FileUtil::Exists(filename)) {
+ FileUtil::Rename(filename, filename + ".old");
+ }
+
+ // _SH_DENYWR allows read only access to the file for other programs.
+ // It is #defined to 0 on other platforms
+ file = FileUtil::IOFile(filename, "w", _SH_DENYWR);
+}
void FileBackend::Write(const Entry& entry) {
// prevent logs from going over the maximum size (in case its spamming and the user doesn't