kinit.cpp File Reference

#include <config.h>
#include <config-kdeinit.h>
#include <sys/types.h>
#include <sys/time.h>
#include <sys/resource.h>
#include <sys/stat.h>
#include <sys/socket.h>
#include <sys/un.h>
#include <sys/wait.h>
#include <ctype.h>
#include <errno.h>
#include <fcntl.h>
#include "proctitle.h"
#include <signal.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <locale.h>
#include <QtCore/QLibrary>
#include <QtCore/QString>
#include <QtCore/QFile>
#include <QtCore/QDate>
#include <QtCore/QFileInfo>
#include <QtCore/QRegExp>
#include <QtGui/QFont>
#include <kcomponentdata.h>
#include <klibrary.h>
#include <kdemacros.h>
#include <kstandarddirs.h>
#include <kglobalsettings.h>
#include <kglobal.h>
#include <kconfig.h>
#include <kapplication.h>
#include <klocale.h>
#include <kdebug.h>
#include <kde_file.h>
#include <ksavefile.h>
#include <sys/prctl.h>
#include <kdeversion.h>
#include "klauncher_cmds.h"
#include <X11/Xlib.h>
#include <X11/Xatom.h>
#include <fixx11h.h>
#include <kstartupinfo.h>

Include dependency graph for kinit.cpp:

Go to the source code of this file.

Defines
#define	DISPLAY   "DISPLAY"
#define	MAX_SOCK_FILE   255
#define	PR_SET_NAME   15
#define	QT_NO_CAST_FROM_ASCII
Functions
static void	child_died (pid_t exit_pid, int exit_status)
static void	cleanup_fds ()
static void	close_fds ()
static void	complete_startup_info (KStartupInfoId &id, pid_t pid)
QByteArray	execpath_avoid_loops (const QByteArray &exec, int envc, const char *envs, bool avoid_loops)
static void	exitWithErrorMsg (const QString &errorMsg)
static int	get_current_desktop (Display *disp)
const char *	get_env_var (const char *var, int envc, const char *envs)
static bool	handle_launcher_request (int sock, const char *who)
static void	handle_requests (pid_t waitForPid)
static void	init_kdeinit_socket ()
static void	init_signals ()
static void	init_startup_info (KStartupInfoId &id, const char *bin, int envc, const char *envs)
static int	initXconnection ()
static void	kdeinit_library_path ()
int	kdeinit_x_errhandler (Display *, XErrorEvent *err)
int	kdeinit_xio_errhandler (Display *)
static pid_t	launch (int argc, const char *_name, const char *args, const char *cwd=0, int envc=0, const char *envs=0, bool reset_env=false, const char *tty=0, bool avoid_loops=false, const char *startup_id_str="0")
static void	launcher_died ()
int	main (int argc, char **argv, char **envp)
static int	read_socket (int sock, char *buffer, int len)
static void	reset_oom_protect ()
static void	secondary_child_handler (int)
static void	setup_tty (const char *tty)
static void	setupX ()
static void	sig_child_handler (int)
static void	start_klauncher ()
Variables
static struct child *	children
struct {
int   accepted_fd
char **   argv
int   deadpipe [2]
bool   debug_wait
QByteArray   errorMsg
int   exit_status
int   fd [2]
pid_t   fork
int(*   func )(int, char *[])
int   initpipe [2]
pid_t   kded_pid
int   launcher [2]
int(*   launcher_func )(int)
bool   launcher_ok
pid_t   launcher_pid
int   maxname
int   n
char   result
bool   suicide
int   wrapper
}	d
char **	environ
static const char *	extra_libs []
static KComponentData *	s_instance = 0
static char	sock_file [MAX_SOCK_FILE]
static Display *	X11_startup_notify_display = 0
static int	X11_startup_notify_fd = -1
static Display *	X11display = 0
static int	X11fd = -1

---

Define Documentation

#define DISPLAY   "DISPLAY"

Definition at line 116 of file kinit.cpp.

#define MAX_SOCK_FILE   255

Definition at line 112 of file kinit.cpp.

#define PR_SET_NAME   15

Definition at line 72 of file kinit.cpp.

#define QT_NO_CAST_FROM_ASCII

Definition at line 22 of file kinit.cpp.

---

Function Documentation

static void child_died	(	pid_t	exit_pid,
		int	exit_status
	)		[static]

Definition at line 262 of file kinit.cpp.

static void cleanup_fds

(

)

[static]

Definition at line 178 of file kinit.cpp.

static void close_fds

(

)

[static]

Definition at line 197 of file kinit.cpp.

static void complete_startup_info	(	KStartupInfoId &	id,
		pid_t	pid
	)		[static]

Definition at line 385 of file kinit.cpp.

QByteArray execpath_avoid_loops	(	const QByteArray &	exec,
		int	envc,
		const char *	envs,
		bool	avoid_loops
	)

Definition at line 404 of file kinit.cpp.

static void exitWithErrorMsg

(

const QString &

errorMsg

)

[static]

Definition at line 291 of file kinit.cpp.

static int get_current_desktop

(

Display *

disp

)

[static]

Definition at line 326 of file kinit.cpp.

const char* get_env_var	(	const char *	var,
		int	envc,
		const char *	envs
	)

Definition at line 349 of file kinit.cpp.

static bool handle_launcher_request	(	int	sock,
		const char *	who
	)		[static]

Definition at line 1096 of file kinit.cpp.

static void handle_requests

(

pid_t

waitForPid

)

[static]

Definition at line 1325 of file kinit.cpp.

static void init_kdeinit_socket

(

)

[static]

Test if socket file is already present note that access() resolves symlinks, and so we check the actual socket file if it exists

Delete any stale socket file (and symlink)

create socket

bind it

set permissions

Definition at line 879 of file kinit.cpp.

static void init_signals

(

)

[static]

Definition at line 828 of file kinit.cpp.

static void init_startup_info	(	KStartupInfoId &	id,
		const char *	bin,
		int	envc,
		const char *	envs
	)		[static]

Definition at line 367 of file kinit.cpp.

static int initXconnection

(

)

[static]

Definition at line 1628 of file kinit.cpp.

static void kdeinit_library_path

(

)

[static]

Definition at line 1438 of file kinit.cpp.

int kdeinit_x_errhandler	(	Display *	dpy,
		XErrorEvent *	err
	)

Definition at line 1560 of file kinit.cpp.

int kdeinit_xio_errhandler

(

Display *

disp

)

Delete any stale socket file

Definition at line 1513 of file kinit.cpp.

static pid_t launch	(	int	argc,
		const char *	_name,
		const char *	args,
		const char *	cwd = 0,
		int	envc = 0,
		const char *	envs = 0,
		bool	reset_env = false,
		const char *	tty = 0,
		bool	avoid_loops = false,
		const char *	startup_id_str = "0"
	)		[static]

Child

Give the process a new name

Parent

Definition at line 468 of file kinit.cpp.

static void launcher_died

(

)

[static]

Definition at line 1067 of file kinit.cpp.

int main	(	int	argc,
		char **	argv,
		char **	envp
	)

Save arguments first...

Make process group leader (for shutting down children later)

Create our instance

Prepare to change process name

Free arguments

Definition at line 1660 of file kinit.cpp.

static int read_socket	(	int	sock,
		char *	buffer,
		int	len
	)		[static]

Definition at line 1030 of file kinit.cpp.

static void reset_oom_protect

(

)

[static]

Definition at line 464 of file kinit.cpp.

static void secondary_child_handler

(

int

)

[static]

Definition at line 1653 of file kinit.cpp.

static void setup_tty

(

const char *

tty

)

[static]

Definition at line 304 of file kinit.cpp.

static void setupX

(

)

[static]

Definition at line 1585 of file kinit.cpp.

static void sig_child_handler

(

int

)

[static]

Definition at line 812 of file kinit.cpp.

static void start_klauncher

(

)

[static]

Definition at line 1050 of file kinit.cpp.

---

Variable Documentation

int accepted_fd

Definition at line 135 of file kinit.cpp.

char** argv

Definition at line 142 of file kinit.cpp.

struct child* children [static]

Definition at line 158 of file kinit.cpp.

struct { ... } d [static]

int deadpipe[2]

Definition at line 132 of file kinit.cpp.

bool debug_wait

Definition at line 145 of file kinit.cpp.

char** environ

QByteArray errorMsg

Definition at line 146 of file kinit.cpp.

int exit_status

Definition at line 137 of file kinit.cpp.

const char* extra_libs[] [static]

Initial value:

 {
    "libkio.so.5",
    "libkparts.so.4",



}

Definition at line 92 of file kinit.cpp.

int fd[2]

Definition at line 130 of file kinit.cpp.

pid_t fork

Definition at line 138 of file kinit.cpp.

int(* func)(int, char *[])

Definition at line 143 of file kinit.cpp.

int initpipe[2]

Definition at line 133 of file kinit.cpp.

pid_t kded_pid

Definition at line 140 of file kinit.cpp.

int launcher[2]

Definition at line 131 of file kinit.cpp.

int(* launcher_func)(int)

Definition at line 144 of file kinit.cpp.

bool launcher_ok

Definition at line 147 of file kinit.cpp.

pid_t launcher_pid

Definition at line 139 of file kinit.cpp.

int maxname

Definition at line 129 of file kinit.cpp.

int n

Definition at line 141 of file kinit.cpp.

char result

Definition at line 136 of file kinit.cpp.

KComponentData* s_instance = 0 [static]

Definition at line 111 of file kinit.cpp.

char sock_file[MAX_SOCK_FILE] [static]

Definition at line 113 of file kinit.cpp.

bool suicide

Definition at line 148 of file kinit.cpp.

int wrapper

Definition at line 134 of file kinit.cpp.

Display* X11_startup_notify_display = 0 [static]

Definition at line 109 of file kinit.cpp.

int X11_startup_notify_fd = -1 [static]

Definition at line 108 of file kinit.cpp.

Display* X11display = 0 [static]

Definition at line 107 of file kinit.cpp.

int X11fd = -1 [static]

Definition at line 106 of file kinit.cpp.