Update copyright dates

[src/app-framework-binder.git] / src / verbose.h

diff --git a/src/verbose.h b/src/verbose.h
index c5feb87..a7f5f14 100644 (file)
--- a/src/verbose.h
+++ b/src/verbose.h
@@ -1,5 +1,5 @@
 /*
- Copyright 2016 IoT.bzh
+ Copyright (C) 2015-2020 "IoT.bzh"
 
  author: José Bollo <jose.bollo@iot.bzh>
 
@@ -18,12 +18,119 @@
 
 #pragma once
 
+#include <stdarg.h>
+
+/*
+  verbosity tune the count of reported messages
+
+   verbosity value : reported messages
+   ----------------+------------------------
+    lesser than 0  : no message at all
+         0         : ERROR
+         1         : ERROR, WARNING
+         2         : ERROR, WARNING, NOTICE
+         3         : ERROR, WARNING, NOTICE, INFO
+    greater than 3 : ERROR, WARNING, NOTICE, INFO, DEBUG
+
 extern int verbosity;
-extern void verbose(int level, const char *file, int line, const char *fmt, ...);
 
-#define ERROR(...)   do{if(verbosity>=0)verbose(3,__FILE__,__LINE__,__VA_ARGS__);}while(0)
-#define WARNING(...) do{if(verbosity>=1)verbose(4,__FILE__,__LINE__,__VA_ARGS__);}while(0)
-#define NOTICE(...)  do{if(verbosity>=1)verbose(5,__FILE__,__LINE__,__VA_ARGS__);}while(0)
-#define INFO(...)    do{if(verbosity>=2)verbose(6,__FILE__,__LINE__,__VA_ARGS__);}while(0)
-#define DEBUG(...)   do{if(verbosity>=3)verbose(7,__FILE__,__LINE__,__VA_ARGS__);}while(0)
+enum verbosity_levels
+{
+       Verbosity_Level_Error = 0,
+       Verbosity_Level_Warning = 1,
+       Verbosity_Level_Notice = 2,
+       Verbosity_Level_Info = 3,
+       Verbosity_Level_Debug = 4
+};
+*/
+
+extern void verbose_set_name(const char *name, int authority);
+
+/*
+ Log level is defined by syslog standard:
+       KERN_EMERG             0        System is unusable
+       KERN_ALERT             1        Action must be taken immediately
+       KERN_CRIT              2        Critical conditions
+       KERN_ERR               3        Error conditions
+       KERN_WARNING           4        Warning conditions
+       KERN_NOTICE            5        Normal but significant condition
+       KERN_INFO              6        Informational
+       KERN_DEBUG             7        Debug-level messages
+*/
+
+enum
+{
+       Log_Level_Emergency = 0,
+       Log_Level_Alert = 1,
+       Log_Level_Critical = 2,
+       Log_Level_Error = 3,
+       Log_Level_Warning = 4,
+       Log_Level_Notice = 5,
+       Log_Level_Info = 6,
+       Log_Level_Debug = 7
+};
+
+extern int logmask;
+
+extern void verbose(int loglevel, const char *file, int line, const char *function, const char *fmt, ...) __attribute__((format(printf, 5, 6)));
+extern void vverbose(int loglevel, const char *file, int line, const char *function, const char *fmt, va_list args);
+
+#if defined(VERBOSE_NO_DATA)
+# define __VERBOSE__(lvl,...)      do{if((lvl)<=Log_Level_Error) verbose(lvl, __FILE__, __LINE__, NULL, __VA_ARGS__)\
+                                       else verbose(lvl, __FILE__, __LINE__, NULL, NULL);}while(0)
+#elif defined(VERBOSE_NO_DETAILS)
+# define __VERBOSE__(lvl,...)      verbose(lvl, NULL, 0, NULL, __VA_ARGS__)
+#else
+# define __VERBOSE__(lvl,...)      verbose(lvl, __FILE__, __LINE__, __func__, __VA_ARGS__)
+#endif
+
+#define _LOGMASK_(lvl)         ((lvl) < 0 ? -1 : (1 << (lvl)))
+#define _WANTLOG_(lvl)         (logmask & _LOGMASK_(lvl))
+#define _VERBOSE_(lvl,...)     do{ if (_WANTLOG_(lvl)) __VERBOSE__((lvl), __VA_ARGS__); } while(0)
+
+#define EMERGENCY(...)            _VERBOSE_(Log_Level_Emergency, __VA_ARGS__)
+#define ALERT(...)                _VERBOSE_(Log_Level_Alert, __VA_ARGS__)
+#define CRITICAL(...)             _VERBOSE_(Log_Level_Critical, __VA_ARGS__)
+#define ERROR(...)                _VERBOSE_(Log_Level_Error, __VA_ARGS__)
+#define WARNING(...)              _VERBOSE_(Log_Level_Warning, __VA_ARGS__)
+#define NOTICE(...)               _VERBOSE_(Log_Level_Notice, __VA_ARGS__)
+#define INFO(...)                 _VERBOSE_(Log_Level_Info, __VA_ARGS__)
+#define DEBUG(...)                _VERBOSE_(Log_Level_Debug, __VA_ARGS__)
+
+#define LOGUSER(app)              verbose_set_name(app,0)
+#define LOGAUTH(app)              verbose_set_name(app,1)
+
+extern void (*verbose_observer)(int loglevel, const char *file, int line, const char *function, const char *fmt, va_list args);
+
+static inline int verbose_wants(int lvl) { return _WANTLOG_(lvl); }
+
+extern void verbose_dec();
+extern void verbose_inc();
+extern void verbose_clear();
+extern void verbose_add(int level);
+extern void verbose_sub(int level);
+extern void verbose_colorize();
+extern int verbose_is_colorized();
+
+extern int verbose_level_of_name(const char *name);
+extern const char *verbose_name_of_level(int level);
+
+#define _DEVERBOSITY_(vlvl)    ((vlvl) + Log_Level_Error)
+#define _VERBOSITY_(llvl)      ((llvl) - Log_Level_Error)
+extern int verbosity_get();
+extern void verbosity_set(int verbo);
+extern int verbosity_from_mask(int mask);
+extern int verbosity_to_mask(int verbo);
+
+#define COLOR_EMERGENCY        "\x1B[101m"
+#define COLOR_ALERT    "\x1B[43m"
+#define COLOR_CRITICAL "\x1B[41m"
+#define COLOR_ERROR    "\x1B[91m"
+#define COLOR_WARNING  "\x1B[93m"
+#define COLOR_NOTICE   "\x1B[94m"
+#define COLOR_INFO     "\x1B[96m"
+#define COLOR_DEBUG    "\x1B[95m"
+#define COLOR_API      "\x1B[1m"
+#define COLOR_FILE     "\x1B[90m"
+#define COLOR_DEFAULT  "\x1B[0m"