1 files changed, 47 insertions, 0 deletions
diff --git a/core/logging.h b/core/logging.h
new file mode 100644
index 00000000..b931c27e
--- /dev/null
+++ b/core/logging.h
@@ -0,0 +1,47 @@
+#ifndef CORE_LOGGING_H
+#define CORE_LOGGING_H
+
+#include <stdio.h>
+
+#include "opthelpers.h"
+
+
+enum class LogLevel {
+    Disable,
+    Error,
+    Warning,
+    Trace
+};
+extern LogLevel gLogLevel;
+
+extern FILE *gLogFile;
+
+
+#if !defined(_WIN32) && !defined(__ANDROID__)
+#define TRACE(...) do {                                                       \
+    if UNLIKELY(gLogLevel >= LogLevel::Trace)                                 \
+        fprintf(gLogFile, "[ALSOFT] (II) " __VA_ARGS__);                      \
+} while(0)
+
+#define WARN(...) do {                                                        \
+    if UNLIKELY(gLogLevel >= LogLevel::Warning)                               \
+        fprintf(gLogFile, "[ALSOFT] (WW) " __VA_ARGS__);                      \
+} while(0)
+
+#define ERR(...) do {                                                         \
+    if UNLIKELY(gLogLevel >= LogLevel::Error)                                 \
+        fprintf(gLogFile, "[ALSOFT] (EE) " __VA_ARGS__);                      \
+} while(0)
+
+#else
+
+[[gnu::format(printf,3,4)]] void al_print(LogLevel level, FILE *logfile, const char *fmt, ...);
+
+#define TRACE(...) al_print(LogLevel::Trace, gLogFile, "[ALSOFT] (II) " __VA_ARGS__)
+
+#define WARN(...) al_print(LogLevel::Warning, gLogFile, "[ALSOFT] (WW) " __VA_ARGS__)
+
+#define ERR(...) al_print(LogLevel::Error, gLogFile, "[ALSOFT] (EE) " __VA_ARGS__)
+#endif
+
+#endif /* CORE_LOGGING_H */