#include <config.h>
#include "all.h"
#include "shmlog.h"
#include <ev.h>
#include <libgen.h>
#include <sys/socket.h>
#include <sys/un.h>
#include <errno.h>
#include <fcntl.h>
#include <stdarg.h>
#include <stdbool.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/mman.h>
#include <sys/stat.h>
#include <sys/time.h>
#include <unistd.h>

Include dependency graph for log.c:

Data Structures
struct	log_client

Typedefs
typedef struct log_client	log_client

Functions
void	log_broadcast_to_clients (const char *message, size_t len)

static void	store_log_markers (void)

void	init_logging (void)
	Initializes logging by creating an error logfile in /tmp (or XDG_RUNTIME_DIR, see get_process_filename()). More...

void	open_logbuffer (void)
	Opens the logbuffer. More...

void	close_logbuffer (void)
	Closes the logbuffer. More...

void	set_verbosity (bool _verbose)
	Set verbosity of i3. More...

bool	get_debug_logging (void)
	Checks if debug logging is active. More...

void	set_debug_logging (const bool _debug_logging)
	Set debug logging. More...

static void	vlog (const bool print, const char *fmt, va_list args)

void	verboselog (char *fmt,...)

void	errorlog (char *fmt,...)

void	debuglog (char *fmt,...)

void	purge_zerobyte_logfile (void)
	Deletes the unused log files. More...

void	log_new_client (EV_P_ struct ev_io *w, int revents)

Variables
static bool	debug_logging = false

static bool	verbose = false

static FILE *	errorfile

char *	errorfilename

char *	shmlogname = ""

int	shmlog_size = 0

static char *	logbuffer

static char *	logwalk

static i3_shmlog_header *	header

static char *	loglastwrap

static int	logbuffer_size

static int	logbuffer_shm

static long long	physical_mem_bytes

	log_clients = TAILQ_HEAD_INITIALIZER(log_clients)

char *	current_log_stream_socket_path = NULL

Typedef Documentation

◆ log_client

typedef struct log_client log_client

Function Documentation

◆ close_logbuffer()

void close_logbuffer ( void )

Closes the logbuffer.

Definition at line 186 of file log.c.

References logbuffer, logbuffer_shm, and shmlogname.

Referenced by init_logging(), and open_logbuffer().

◆ debuglog()

void debuglog	(	char *	fmt,
			...
	)

Definition at line 338 of file log.c.

References debug_logging, logbuffer, and vlog().

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◆ errorlog()

void errorlog	(	char *	fmt,
			...
	)

Definition at line 318 of file log.c.

References errorfile, and vlog().

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◆ get_debug_logging()

bool get_debug_logging ( void )

Checks if debug logging is active.

Definition at line 208 of file log.c.

References debug_logging.

Referenced by cmd_debuglog(), and i3_restart().

◆ init_logging()

void init_logging ( void )

Initializes logging by creating an error logfile in /tmp (or XDG_RUNTIME_DIR, see get_process_filename()).

Definition at line 95 of file log.c.

References close_logbuffer(), errorfile, errorfilename, get_process_filename(), logbuffer, open_logbuffer(), physical_mem_bytes, purge_zerobyte_logfile(), and shmlog_size.

Referenced by cmd_shmlog(), and main().

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◆ log_broadcast_to_clients()

void log_broadcast_to_clients	(	const char *	message,
		size_t	len
	)

Definition at line 408 of file log.c.

References log_client::clients, log_client::fd, log_clients, TAILQ_END, TAILQ_FIRST, TAILQ_NEXT, TAILQ_REMOVE, and writeall().

Referenced by vlog().

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◆ log_new_client()

void log_new_client	(	EV_P_ struct ev_io *	w,
		int	revents
	)

Definition at line 385 of file log.c.

References log_client::clients, DLOG, log_client::fd, log_clients, scalloc(), set_nonblock(), and TAILQ_INSERT_TAIL.

Referenced by main().

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◆ open_logbuffer()

void open_logbuffer ( void )

Opens the logbuffer.

Definition at line 135 of file log.c.

References close_logbuffer(), header, logbuffer, logbuffer_shm, logbuffer_size, loglastwrap, logwalk, min(), physical_mem_bytes, sasprintf(), shmlog_size, shmlogname, and store_log_markers().

Referenced by init_logging().

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◆ purge_zerobyte_logfile()

void purge_zerobyte_logfile ( void )

Deletes the unused log files.

Useful if i3 exits immediately, eg. because –get-socketpath was called. We don't care for syscall failures. This function is invoked automatically when exiting.

Definition at line 354 of file log.c.

References errorfilename.

Referenced by cmd_restart(), and init_logging().