log: add logging lib

source/shoh/src/threads/common/Log.h

@@ -0,0 +1,82 @@
+#ifndef __THREAD_COMMON_LOG_H_
+#define __THREAD_COMMON_LOG_H_
+
+#include "chip.h"
+#include "board.h"
+#include <stdarg.h>
+#include <stdio.h>
+
+/* ================= Settings ================== */
+#define LOG_DEBUGGING_E
+#define LOG_COLORED_OUTPUT
+#define HIGH_PRIORITY_DEBUG
+/* ================= Settings ================== */
+
+// internal debug defines
+#ifdef HIGH_PRIORITY_DEBUG
+#include <assert.h>
+#define INT_ASSERT(statement) assert(statement)
+#else
+#define INT_ASSERT(statement) 
+#endif
+
+#ifdef LOG_COLORED_OUTPUT
+#define C_INFO "\x1b[34mINFO\x1b[0m"
+#define C_DEBUG "\x1b[35mDEBUG\x1b[0m"
+#define C_WARN "\x1b[33mWARNING\x1b[0m"
+#define C_ERROR "\x1b[31mERROR\x1b[0m"
+#else
+#define C_INFO "INFO"
+#define C_DEBUG "DEBUG"
+#define C_WARN "WARNING"
+#define C_ERROR "ERROR"
+#endif
+
+#define LOG_BUFFER_MAX_CAP 500
+#define LOG_MESSAGE_MAX_CAP 150
+
+#define _LOG_STREAMOUT(message, message_length)                 \
+    INT_ASSERT(message_length > 0);                             \
+    printf("%.*s\n", message_length, message);                  \
+
+static void create_log_line(const char * _status,
+                            const char * _location,
+                            const size_t _line,
+                            const char * _fmt, ...)
+{
+    va_list args;
+    va_start(args, _fmt);
+    char message [LOG_BUFFER_MAX_CAP] = {0};
+    int message_len = vsnprintf(message, LOG_BUFFER_MAX_CAP, _fmt, args);
+    va_end(args);
+    char buffer [LOG_BUFFER_MAX_CAP] = {0};
+    int buffer_len = snprintf(buffer, LOG_BUFFER_MAX_CAP,
+                             "[%s] [File: %s] [Line: %ld] %.*s\n",
+                             _status,
+                             _location,
+                             _line,
+                             message_len,
+                             message);
+    _LOG_STREAMOUT(buffer, buffer_len)
+    
+}
+
+#define LOG_INFO(fmt, ...)                                        \
+    create_log_line(C_INFO, __FILE__, __LINE__, fmt, ##__VA_ARGS__);  \
+
+#define LOG_WARNING(fmt, ...)                                        \
+    create_log_line(C_WARN, __FILE__, __LINE__, fmt, ##__VA_ARGS__);  \
+
+#define LOG_ERROR(fmt, ...)                                       \
+    create_log_line(C_ERROR, __FILE__, __LINE__, fmt, ##__VA_ARGS__);  \
+    exit(1);                                                            \
+
+#ifdef LOG_DEBUGGING_E
+#define LOG_DEBUG(fmt, ...)                                        \
+    create_log_line(C_INFO, __FILE__, __LINE__, fmt, ##__VA_ARGS__);  \
+#else
+#define LOG_DEBUG(fmt, ...)
+#endif
+
+
+#endif /* __THREAD_COMMON_LOG_H_ */