Patch from Bastian Blank:
On Sat, Jun 19, 2004 at 10:57:37PM +0200, Bastian Blank wrote: > The following patch changes klogd to use openlog/syslog themself > instead of calling syslog_msg which always calls the triple > openlog/syslog/closelog. Updated patch: get rid of syslog_msg entirely. Request from Erik Andersen. Bastian
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@ -249,9 +249,6 @@ extern int vdprintf(int d, const char *format, va_list ap);
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int nfsmount(const char *spec, const char *node, int *flags,
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int nfsmount(const char *spec, const char *node, int *flags,
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char **extra_opts, char **mount_opts, int running_bg);
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char **extra_opts, char **mount_opts, int running_bg);
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void syslog_msg_with_name(const char *name, int facility, int pri, const char *msg);
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void syslog_msg(int facility, int pri, const char *msg);
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/* Include our own copy of struct sysinfo to avoid binary compatability
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/* Include our own copy of struct sysinfo to avoid binary compatability
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* problems with Linux 2.4, which changed things. Grumble, grumble. */
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* problems with Linux 2.4, which changed things. Grumble, grumble. */
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struct sysinfo {
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struct sysinfo {
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@ -229,7 +229,9 @@ static void message(int device, const char *fmt, ...)
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/* Log the message to syslogd */
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/* Log the message to syslogd */
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if (device & LOG) {
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if (device & LOG) {
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/* don`t out "\r\n" */
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/* don`t out "\r\n" */
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syslog_msg(LOG_DAEMON, LOG_INFO, msg + 1);
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openlog(bb_applet_name, 0, LOG_DAEMON);
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syslog(LOG_INFO, "%s", msg);
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closelog();
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}
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}
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msg[l++] = '\n';
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msg[l++] = '\n';
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@ -41,7 +41,7 @@ LIBBB_SRC:= \
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read_package_field.c recursive_action.c remove_file.c \
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read_package_field.c recursive_action.c remove_file.c \
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restricted_shell.c run_parts.c run_shell.c safe_read.c safe_write.c \
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restricted_shell.c run_parts.c run_shell.c safe_read.c safe_write.c \
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safe_strncpy.c setup_environment.c simplify_path.c syscalls.c \
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safe_strncpy.c setup_environment.c simplify_path.c syscalls.c \
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syslog_msg_with_name.c trim.c u_signal_names.c vdprintf.c verror_msg.c \
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trim.c u_signal_names.c vdprintf.c verror_msg.c \
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vherror_msg.c vperror_msg.c wfopen.c xconnect.c xgetcwd.c \
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vherror_msg.c vperror_msg.c wfopen.c xconnect.c xgetcwd.c \
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xgethostbyname.c xgethostbyname2.c xreadlink.c xregcomp.c xgetlarg.c \
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xgethostbyname.c xgethostbyname2.c xreadlink.c xregcomp.c xgetlarg.c \
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get_terminal_width_height.c fclose_nonstdin.c fflush_stdout_and_exit.c \
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get_terminal_width_height.c fclose_nonstdin.c fflush_stdout_and_exit.c \
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@ -1,45 +0,0 @@
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/* vi: set sw=4 ts=4: */
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/*
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* Utility routines.
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*
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* Copyright (C) 1999-2004 by Erik Andersen <andersen@codepoet.org>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include <stdio.h>
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#include <sys/syslog.h>
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#include "libbb.h"
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void syslog_msg_with_name(const char *name, int facility, int pri, const char *msg)
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{
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openlog(name, 0, facility);
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syslog(pri, "%s", msg);
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closelog();
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}
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void syslog_msg(int facility, int pri, const char *msg)
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{
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syslog_msg_with_name(bb_applet_name, facility, pri, msg);
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}
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/* END CODE */
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/*
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Local Variables:
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c-file-style: "linux"
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c-basic-offset: 4
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tab-width: 4
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End:
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*/
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@ -998,7 +998,9 @@ static void error(const char *fmt, ...)
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va_end(va_alist);
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va_end(va_alist);
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#ifdef USE_SYSLOG
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#ifdef USE_SYSLOG
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syslog_msg(LOG_AUTH, LOG_ERR, buf);
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openlog(bb_applet_name, 0, LOG_AUTH);
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syslog(LOG_ERR, "%s", buf);
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closelog();
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#else
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#else
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strncat(bp, "\r\n", 256 - strlen(buf));
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strncat(bp, "\r\n", 256 - strlen(buf));
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buf[255] = 0;
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buf[255] = 0;
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@ -1,4 +1,4 @@
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/* $Id: telnetd.c,v 1.11 2004/03/15 08:28:53 andersen Exp $
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/* $Id: telnetd.c,v 1.12 2004/06/22 10:07:17 andersen Exp $
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*
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*
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* Simple telnet server
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* Simple telnet server
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* Bjorn Wesen, Axis Communications AB (bjornw@axis.com)
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* Bjorn Wesen, Axis Communications AB (bjornw@axis.com)
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@ -269,7 +269,7 @@ make_new_session(int sockfd)
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pty = getpty(tty_name);
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pty = getpty(tty_name);
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if (pty < 0) {
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if (pty < 0) {
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syslog_msg(LOG_USER, LOG_ERR, "All network ports in use!");
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syslog(LOG_ERR, "All network ports in use!");
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return 0;
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return 0;
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}
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}
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@ -292,7 +292,7 @@ make_new_session(int sockfd)
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if ((pid = fork()) < 0) {
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if ((pid = fork()) < 0) {
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syslog_msg(LOG_USER, LOG_ERR, "Can`t forking");
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syslog(LOG_ERR, "Can`t forking");
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}
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}
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if (pid == 0) {
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if (pid == 0) {
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/* In child, open the child's side of the tty. */
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/* In child, open the child's side of the tty. */
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@ -304,7 +304,7 @@ make_new_session(int sockfd)
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setsid();
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setsid();
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if (open(tty_name, O_RDWR /*| O_NOCTTY*/) < 0) {
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if (open(tty_name, O_RDWR /*| O_NOCTTY*/) < 0) {
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syslog_msg(LOG_USER, LOG_ERR, "Could not open tty");
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syslog(LOG_ERR, "Could not open tty");
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exit(1);
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exit(1);
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}
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}
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dup(0);
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dup(0);
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@ -330,7 +330,7 @@ make_new_session(int sockfd)
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execv(loginpath, (char *const *)argv_init);
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execv(loginpath, (char *const *)argv_init);
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/* NOT REACHED */
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/* NOT REACHED */
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syslog_msg(LOG_USER, LOG_ERR, "execv error");
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syslog(LOG_ERR, "execv error");
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exit(1);
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exit(1);
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}
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}
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@ -422,6 +422,8 @@ telnetd_main(int argc, char **argv)
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argv_init[0] = loginpath;
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argv_init[0] = loginpath;
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openlog(bb_applet_name, 0, LOG_USER);
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#ifdef CONFIG_FEATURE_TELNETD_INETD
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#ifdef CONFIG_FEATURE_TELNETD_INETD
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maxfd = 1;
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maxfd = 1;
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sessions = make_new_session();
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sessions = make_new_session();
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@ -47,8 +47,8 @@ static void klogd_signal(int sig)
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klogctl(7, NULL, 0);
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klogctl(7, NULL, 0);
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klogctl(0, 0, 0);
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klogctl(0, 0, 0);
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/* logMessage(0, "Kernel log daemon exiting."); */
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/* logMessage(0, "Kernel log daemon exiting."); */
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syslog_msg(LOG_SYSLOG, LOG_NOTICE, "Kernel log daemon exiting.");
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syslog(LOG_NOTICE, "Kernel log daemon exiting.");
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exit(TRUE);
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exit(EXIT_SUCCESS);
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}
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}
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static void doKlogd(const char console_log_level) __attribute__ ((noreturn));
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static void doKlogd(const char console_log_level) __attribute__ ((noreturn));
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@ -59,6 +59,8 @@ static void doKlogd(const char console_log_level)
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int i, n, lastc;
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int i, n, lastc;
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char *start;
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char *start;
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openlog("kernel", 0, LOG_KERN);
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/* Set up sig handlers */
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/* Set up sig handlers */
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signal(SIGINT, klogd_signal);
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signal(SIGINT, klogd_signal);
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signal(SIGKILL, klogd_signal);
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signal(SIGKILL, klogd_signal);
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@ -72,22 +74,17 @@ static void doKlogd(const char console_log_level)
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if (console_log_level)
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if (console_log_level)
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klogctl(8, NULL, console_log_level);
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klogctl(8, NULL, console_log_level);
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syslog_msg(LOG_SYSLOG, LOG_NOTICE, "klogd started: " BB_BANNER);
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syslog(LOG_NOTICE, "klogd started: " BB_BANNER);
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while (1) {
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while (1) {
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/* Use kernel syscalls */
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/* Use kernel syscalls */
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memset(log_buffer, '\0', sizeof(log_buffer));
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memset(log_buffer, '\0', sizeof(log_buffer));
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n = klogctl(2, log_buffer, sizeof(log_buffer));
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n = klogctl(2, log_buffer, sizeof(log_buffer));
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if (n < 0) {
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if (n < 0) {
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char message[80];
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if (errno == EINTR)
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if (errno == EINTR)
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continue;
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continue;
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snprintf(message, 79,
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syslog(LOG_ERR, "klogd: Error return from sys_sycall: %d - %s.\n", errno, strerror(errno));
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"klogd: Error return from sys_sycall: %d - %s.\n", errno,
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exit(EXIT_FAILURE);
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strerror(errno));
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syslog_msg(LOG_SYSLOG, LOG_ERR, message);
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exit(1);
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}
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}
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/* klogctl buffer parsing modelled after code in dmesg.c */
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/* klogctl buffer parsing modelled after code in dmesg.c */
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@ -107,7 +104,7 @@ static void doKlogd(const char console_log_level)
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}
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}
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if (log_buffer[i] == '\n') {
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if (log_buffer[i] == '\n') {
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log_buffer[i] = '\0'; /* zero terminate this message */
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log_buffer[i] = '\0'; /* zero terminate this message */
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syslog_msg(LOG_KERN, priority, start);
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syslog(priority, start);
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start = &log_buffer[i + 1];
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start = &log_buffer[i + 1];
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priority = LOG_INFO;
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priority = LOG_INFO;
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}
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}
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