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LIRC libraries
LinuxInfraredRemoteControl
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Logging functionality. More...
#include <syslog.h>#include <sys/time.h>#include <stdio.h>#include <unistd.h>Go to the source code of this file.
Macros | |
| #define | LIRC_MAX_LOGLEVEL LIRC_TRACE2 |
| #define | LIRC_MIN_LOGLEVEL LIRC_ERROR |
| #define | DEFAULT_LOGLEVEL LIRC_INFO |
| #define | logmax(l) (l > LIRC_DEBUG ? LIRC_DEBUG : l) |
| #define | log_perror_err(fmt, ...) |
| #define | log_perror_warn(fmt, ...) |
| #define | log_perror_debug(fmt, ...) |
| #define | log_error(fmt, ...) |
| #define | log_warn(fmt, ...) |
| #define | log_info(fmt, ...) |
| #define | log_notice(fmt, ...) |
| #define | log_debug(fmt, ...) |
| #define | log_trace(fmt, ...) |
| #define | log_trace1(fmt, ...) |
| #define | log_trace2(fmt, ...) |
| #define | lirc_log_is_enabled_for(level) (level <= loglevel) |
| #define | STRINGIFY(x) #x |
| #define | STR(x) STRINGIFY(x) |
| #define | chk_write(fd, buf, count) do_chk_write(fd, buf, count, STR(__FILE__) ":" STR(__LINE__)) |
| #define | chk_read(fd, buf, count) do_chk_read(fd, buf, count, STR(__FILE__) ":" STR(__LINE__)) |
Enumerations | |
| enum | loglevel_t { LIRC_TRACE2 = 10, LIRC_TRACE1 = 9, LIRC_TRACE = 8, LIRC_DEBUG = LOG_DEBUG, LIRC_INFO = LOG_INFO, LIRC_NOTICE = LOG_NOTICE, LIRC_WARNING = LOG_WARNING, LIRC_ERROR = LOG_ERR, LIRC_NOLOG = 0, LIRC_BADLEVEL = -1 } |
| enum | logchannel_t { LOG_DRIVER = 1, LOG_LIB = 4, LOG_APP = 8, LOG_ALL = 255 } |
Functions | |
| void | perrorf (const char *format,...) |
| loglevel_t | string2loglevel (const char *level) |
| int | lirc_log_setlevel (loglevel_t level) |
| loglevel_t | lirc_log_defaultlevel (void) |
| int | lirc_log_use_syslog (void) |
| void | logprintf (loglevel_t prio, const char *format_str,...) |
| void | logperror (loglevel_t prio, const char *format,...) |
| int | lirc_log_reopen (void) |
| int | lirc_log_open (const char *progname, int _nodaemon, loglevel_t level) |
| int | lirc_log_close (void) |
| void | lirc_log_set_file (const char *s) |
| int | lirc_log_get_clientlog (const char *basename, char *buffer, ssize_t size) |
| void | hexdump (char *prefix, unsigned char *buf, int len) |
Variables | |
| loglevel_t | loglevel |
| logchannel_t | logged_channels |
| char | progname [128] |
Logging functionality.
Definition in file lirc_log.h.
Wrapper for read(2) which logs errors.
Definition at line 220 of file lirc_log.h.
Wrapper for write(2) which logs errors.
Definition at line 215 of file lirc_log.h.
| #define DEFAULT_LOGLEVEL LIRC_INFO |
Default loglevel (last resort).
Definition at line 79 of file lirc_log.h.
| #define lirc_log_is_enabled_for | ( | level | ) | (level <= loglevel) |
Check if a given, standard loglevel should be printed.
Definition at line 157 of file lirc_log.h.
| #define LIRC_MAX_LOGLEVEL LIRC_TRACE2 |
Max loglevel (for validation).
Definition at line 61 of file lirc_log.h.
| #define LIRC_MIN_LOGLEVEL LIRC_ERROR |
Mix loglevel (for validation).
Definition at line 64 of file lirc_log.h.
| #define log_debug | ( | fmt, | |
| ... | |||
| ) |
Log a debug message.
Definition at line 124 of file lirc_log.h.
| #define log_error | ( | fmt, | |
| ... | |||
| ) |
Log an error message.
Definition at line 104 of file lirc_log.h.
| #define log_info | ( | fmt, | |
| ... | |||
| ) |
Log an info message.
Definition at line 114 of file lirc_log.h.
| #define log_notice | ( | fmt, | |
| ... | |||
| ) |
Log a notice message.
Definition at line 119 of file lirc_log.h.
| #define log_perror_debug | ( | fmt, | |
| ... | |||
| ) |
perror wrapper logging with level LIRC_DEBUG.
Definition at line 99 of file lirc_log.h.
| #define log_perror_err | ( | fmt, | |
| ... | |||
| ) |
perror wrapper logging with level LIRC_ERROR.
Definition at line 89 of file lirc_log.h.
| #define log_perror_warn | ( | fmt, | |
| ... | |||
| ) |
perror wrapper logging with level LIRC_WARNING.
Definition at line 94 of file lirc_log.h.
| #define log_trace | ( | fmt, | |
| ... | |||
| ) |
Log a trace message.
Definition at line 129 of file lirc_log.h.
| #define log_trace1 | ( | fmt, | |
| ... | |||
| ) |
Log a trace1 message.
Definition at line 134 of file lirc_log.h.
| #define log_trace2 | ( | fmt, | |
| ... | |||
| ) |
Log a trace2 message.
Definition at line 139 of file lirc_log.h.
| #define log_warn | ( | fmt, | |
| ... | |||
| ) |
Log a warning message.
Definition at line 109 of file lirc_log.h.
| #define logmax | ( | l | ) | (l > LIRC_DEBUG ? LIRC_DEBUG : l) |
Max level logged in actual logfile.
Definition at line 85 of file lirc_log.h.
| #define STR | ( | x | ) | STRINGIFY(x) |
Return x in (double) quotes.
Definition at line 212 of file lirc_log.h.
| #define STRINGIFY | ( | x | ) | #x |
Helper macro for STR().
Definition at line 209 of file lirc_log.h.
| enum logchannel_t |
Log channels used to filter messages.
Definition at line 53 of file lirc_log.h.
| enum loglevel_t |
The defined loglevels. LIRC_TRACE..LIRC_TRACE2 is mapped to LIRC_DEBUG in outputted messages, but generates more messages than DEBUG.
Definition at line 36 of file lirc_log.h.
| void hexdump | ( | char * | prefix, |
| unsigned char * | buf, | ||
| int | len | ||
| ) |
Print prefix + a hex dump of len bytes starting at *buf.
Definition at line 377 of file lirc_log.c.
| int lirc_log_close | ( | void | ) |
Close the log previosly opened with lirc_log_open().
Definition at line 136 of file lirc_log.c.
| loglevel_t lirc_log_defaultlevel | ( | void | ) |
Get the default level, from environment or hardcoded.
Definition at line 218 of file lirc_log.c.
| int lirc_log_get_clientlog | ( | const char * | basename, |
| char * | buffer, | ||
| ssize_t | size | ||
| ) |
Retrieve a client path for logging according to freedesktop specs.
| basename | Basename for the logfile. |
| buff | Buffer to store result in. |
| size | Size of buffer |
Definition at line 340 of file lirc_log.c.
| int lirc_log_open | ( | const char * | progname, |
| int | _nodaemon, | ||
| loglevel_t | level | ||
| ) |
Open the log for upcoming logging
| progname | Name of application, made available in global progname |
| nodaemon | If true, program runs in foreground and logging is on also on stdout. |
| level | The lowest level of messages to actually be logged. |
Definition at line 95 of file lirc_log.c.
| void lirc_log_set_file | ( | const char * | s | ) |
Set logfile. Either a regular path or the string 'syslog'; the latter does indeed use syslog(1) instead. Must be called before lirc_log_open().
Definition at line 84 of file lirc_log.c.
| int lirc_log_setlevel | ( | loglevel_t | level | ) |
Set the level. Returns 1 if ok, 0 on errors.
Definition at line 178 of file lirc_log.c.
| int lirc_log_use_syslog | ( | void | ) |
Check if log is set up to use syslog or not.
Definition at line 78 of file lirc_log.c.
| void logperror | ( | loglevel_t | prio, |
| const char * | fmt, | ||
| ... | |||
| ) |
Log current kernel error with a given level.
Prints a description of the last error to the log.
| prio | Priority of log request. |
| fmt | printf-style format string |
Definition at line 318 of file lirc_log.c.
| void logprintf | ( | loglevel_t | prio, |
| const char * | format_str, | ||
| ... | |||
| ) |
Write a message to the log. Caller should use the log_ macros and not call this directly.
| prio | Level of message |
| format_str,... | printf-style string. |
Write a message to the log. Caller should use the log_ macros and not call this directly.
| prio | Priority of log request |
| format_str | Format string in the usual C sense. |
| ... | Additional vararg parameters. |
Definition at line 272 of file lirc_log.c.
| void perrorf | ( | const char * | format, |
| ... | |||
| ) |
Adds printf-style arguments to perror(3).
Definition at line 253 of file lirc_log.c.
| loglevel_t string2loglevel | ( | const char * | level | ) |
Convert a string, either a number or 'info', 'trace1', error etc. to a loglevel.
Definition at line 233 of file lirc_log.c.
| logchannel_t logged_channels |
The actual logchannel. Should not be changed directly by external code.
Definition at line 49 of file lirc_log.c.
| loglevel_t loglevel |
The actual loglevel. Should not be changed directly by external code.
Definition at line 47 of file lirc_log.c.