Add systemd script

src/tlog.h

@@ -0,0 +1,89 @@
+/*
+ * Copyright (C) 2018 Ruilin Peng (Nick) <pymumu@gmail.com>
+ */
+
+#ifndef TLOG_H
+#define TLOG_H
+#include <stdarg.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif /*__cplusplus */
+
+typedef enum {
+    TLOG_DEBUG = 0,
+    TLOG_INFO = 1,
+    TLOG_NOTICE = 2,
+    TLOG_WARN = 3,
+    TLOG_ERROR = 4,
+    TLOG_FATAL = 5,
+    TLOG_END = 6
+} tlog_level;
+
+struct tlog_time {
+    int year;
+    int mon;
+    int mday;
+    int hour;
+    int min;
+    int sec;
+    int usec;
+};
+
+struct tlog_info {
+    const char *level;
+    const char *file;
+    const char *func;
+    int line;
+    struct tlog_time time;
+};
+
+/*
+Function：Print log   
+level: Current log Levels  
+format: Log formats  
+*/
+#ifndef BASE_FILE_NAME
+#define BASE_FILE_NAME __FILE__
+#endif
+#define tlog(level, format, ...) tlog_ext(level, BASE_FILE_NAME, __LINE__, __func__, 0, format, ##__VA_ARGS__)
+
+extern int tlog_ext(tlog_level level, const char *file, int line, const char *func, void *userptr, const char *format, ...) __attribute__((format(printf, 6, 7)));
+extern int tlog_vext(tlog_level level, const char *file, int line, const char *func, void *userptr, const char *format, va_list ap);
+
+/* set log level */
+extern int tlog_setlevel(tlog_level level);
+
+/* enalbe log to screen */
+extern void tlog_setlogscreen(int enable);
+
+/*
+Function：Initialize log module  
+logdir: Log Output path.    
+logname: Log name.  
+maxlogsize: The maximum size of a single log file.    
+maxlogcount: Number of archived logs.    
+block: Blocked if buffer is not sufficient.    
+buffsize: Buffer size, zero for default (128K) 
+multiwrite: enable multi process write mode. 
+            NOTICE: maxlogsize in all prcesses must be same when enable this mode.  
+ */
+extern int tlog_init(const char *logdir, const char *logname, int maxlogsize, int maxlogcount, int block, int buffsize, int multiwrite);
+
+extern void tlog_exit(void);
+
+/*
+customize log output format
+steps:
+1. define format function, function must be defined as tlog_format_func, use snprintf or vsnprintf format log to buffer
+2. call tlog_reg_format_func to register format function.
+
+read _tlog_format for example.
+*/
+typedef int (*tlog_format_func)(char *buff, int maxlen, struct tlog_info *info, void *userptr, const char *format, va_list ap);
+extern int tlog_reg_format_func(tlog_format_func func);
+
+#ifdef __cplusplus
+}
+#endif /*__cplusplus */
+#endif // !TLOG_H