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source_code/new_log.h

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+/**
+ * Copyright (c) 2020 rxi
+ *
+ * Original library is free software; you can redistribute it and/or modify it
+ * under the terms of the MIT license. See `log.c` for details.
+ *
+ * Modified work Copyright (c) 2026 Emilia Marigold.
+ * New changes licensed under the AGPLv3 license.
+ */
+
+#ifndef LOG_H
+#define LOG_H
+
+#include <stdio.h>
+#include <stdarg.h>
+#include <stdbool.h>
+#include <time.h>
+
+#define LOG_VERSION "r:180.26.1"
+
+typedef
+struct log_event_struct
+{
+        va_list argument_pointer;
+        const char *format;
+        const char *file;
+        struct tm *local_time;
+        void *user_data;
+        int line;
+        int severity_level;
+}
+log_event_type;
+
+typedef
+void
+(*log_function)(log_event_type *event);
+
+typedef
+void
+(*lock_function)(bool lock,
+                 void *user_data);
+
+enum
+{
+        LOG_TRACE_ENUM = 0,
+        LOG_DEBUG_ENUM,
+        LOG_INFO_ENUM,
+        LOG_WARNING_ENUM,
+        LOG_ERROR_ENUM,
+        LOG_FATAL_ENUM
+};
+
+#define log_trace(...) log_log(LOG_TRACE_ENUM, __FILE__, __LINE__, __VA_ARGS__)
+#define log_debug(...) log_log(LOG_DEBUG_ENUM, __FILE__, __LINE__, __VA_ARGS__)
+#define log_info(...)  log_log(LOG_INFO_ENUM,  __FILE__, __LINE__, __VA_ARGS__)
+#define log_warning(...)  log_log(LOG_WARNING_ENUM,  __FILE__, __LINE__, __VA_ARGS__)
+#define log_error(...) log_log(LOG_ERROR_ENUM, __FILE__, __LINE__, __VA_ARGS__)
+#define log_fatal(...) log_log(LOG_FATAL_ENUM, __FILE__, __LINE__, __VA_ARGS__)
+
+const char*
+log_level_string(int severity_level);
+
+void
+log_set_lock(lock_function function,
+             void *user_data);
+
+void
+log_set_level(int severity_level);
+
+void
+log_set_quiet(bool should_be_quiet);
+
+int
+log_add_callback(log_function function,
+                 void *user_data,
+                 int severity_level);
+
+int
+log_add_file_pointer(FILE *file_pointer,
+                     int severity_level);
+
+void
+log_log(int severity_level,
+        const char *file,
+        int line,
+        const char *format,
+        ...);
+
+#endif