[wpiutil] Fix FileLogger only logging one byte at a time

Gold856 · Oct 3, 2024 · 893e63a · 893e63a
1 parent f82e1c9
commit 893e63a
Showing 1 changed file with 5 additions and 5 deletions.
diff --git a/wpiutil/src/main/native/cpp/FileLogger.cpp b/wpiutil/src/main/native/cpp/FileLogger.cpp
@@ -26,13 +26,13 @@ FileLogger::FileLogger(std::string_view file,
       m_inotifyWatchHandle{
           inotify_add_watch(m_inotifyHandle, file.data(), IN_MODIFY)},
       m_thread{[=, this] {
-        char buf[4000];
+        char buf[2000];
         struct inotify_event ev;
-        int len = 0;
         lseek(m_fileHandle, 0, SEEK_END);
-        while ((len = read(m_inotifyHandle, &ev, sizeof(ev))) > 0) {
-          int bufLen = 0;
-          if ((bufLen = read(m_fileHandle, buf, sizeof(buf)) > 0)) {
+        int eventSize = sizeof(ev) + NAME_MAX + 1;
+        while (read(m_inotifyHandle, &ev, eventSize) > 0) {
+          int bufLen = read(m_fileHandle, buf, sizeof(buf));
+          if (bufLen > 0) {
             callback(std::string_view{buf, static_cast<size_t>(bufLen)});
           }
         }