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Included improvements and bugfixes

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This commit is contained in:
Joey Schulze 1997-06-10 21:06:52 +00:00
parent 251da95efb
commit 8947ba8d2f
4 changed files with 123 additions and 36 deletions
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17
klogd.c
View File

@ -354,8 +354,13 @@ static enum LOGSRC GetKernelLogSrc(void)
{
/* Initialize kernel logging. */
sys_syslog(1, NULL, 0);
#ifdef DEBRELEASE
Syslog(LOG_INFO, "klogd %s-%s#%s, log source = sys_syslog "
"started.", VERSION, PATCHLEVEL, DEBRELEASE);
#else
Syslog(LOG_INFO, "klogd %s-%s, log source = sys_syslog "
"started.", VERSION, PATCHLEVEL);
#endif
return(kernel);
}
@ -366,8 +371,13 @@ static enum LOGSRC GetKernelLogSrc(void)
exit(1);
}
#ifdef DEBRELEASE
Syslog(LOG_INFO, "klogd %s-%s#%s, log source = %s started.", \
VERSION, PATCHLEVEL, DEBRELEASE, _PATH_KLOG);
#else
Syslog(LOG_INFO, "klogd %s-%s, log source = %s started.", \
VERSION, PATCHLEVEL, _PATH_KLOG);
#endif
return(proc);
}
@ -602,8 +612,11 @@ int main(argc, argv)
use_syscall = 1;
break;
case 'v':
printf("klogd %s-%s#%s\n", VERSION, PATCHLEVEL,DEBRELEASE);
exit (1);
#ifdef DEBRELEASE
printf("klogd %s-%s#%s\n", VERSION, PATCHLEVEL, DEBRELEASE);
#else
printf("klogd %s-%s\n", VERSION, PATCHLEVEL);
#endif exit (1);
}

34
ksym.c
View File

@ -61,6 +61,10 @@
* Added patch from beta-testers to allow for reading of both
* ELF and a.out map files.
*
* Mon Jun 9 17:12:42 CST 1997: Martin Schulze
* Added #1 and #2 to some error messages in order to being able
* to divide them (ulmo@Q.Net)
*
*/
@ -95,7 +99,6 @@ static char *system_maps[] =
{
"/System.map",
"/boot/System.map",
"/usr/src/linux/System.map",
#if defined(TEST)
"./System.map",
#endif
@ -195,7 +198,7 @@ extern int InitKsyms(mapfile)
if ( fscanf(sym_file, "%8lx %c %s\n", &address, &type, sym)
!= 3 )
{
Syslog(LOG_ERR, "Error in symbol table input.");
Syslog(LOG_ERR, "Error in symbol table input (#1).");
fclose(sym_file);
return(0);
}
@ -279,21 +282,34 @@ static char * FindSymbolFile()
sym[512];
auto int version;
auto struct utsname utsname;
char symfile[100];
auto unsigned long int address;
auto FILE *sym_file = (FILE *) 0;
if ( uname(&utsname) < 0 )
{
Syslog(LOG_ERR, "Cannot get kernel version information.");
return(0);
}
if ( debugging )
fputs("Searching for symbol map.\n", stderr);
for (mf = system_maps; *mf != (char *) 0; ++mf)
{
sprintf (symfile, "%s", *mf);
if ( debugging )
fprintf(stderr, "Trying %s.\n", *mf);
if ( (sym_file = fopen(*mf, "r")) == (FILE *) 0 )
continue;
fprintf(stderr, "Trying %s.\n", symfile);
if ( (sym_file = fopen(symfile, "r")) == (FILE *) 0 ) {
sprintf (symfile, "%s-%s", *mf, utsname.release);
if ( debugging )
fprintf(stderr, "Trying %s.\n", symfile);
if ( (sym_file = fopen(symfile, "r")) == (FILE *) 0 )
continue;
}
/*
* At this point a map file was successfully opened. We
@ -306,7 +322,7 @@ static char * FindSymbolFile()
if ( fscanf(sym_file, "%8lx %c %s\n", &address, \
&type, sym) != 3 )
{
Syslog(LOG_ERR, "Error in symbol table input.");
Syslog(LOG_ERR, "Error in symbol table input (#2).");
fclose(sym_file);
return((char *) 0);
}
@ -334,14 +350,14 @@ static char * FindSymbolFile()
{
if ( debugging )
fputs("Saving filename.\n", stderr);
file = *mf;
file = symfile;
}
break;
case 1:
if ( debugging )
fprintf(stderr, "Found table with " \
"matching version number.\n");
return(*mf);
return(symfile);
break;
}
}

15
syslog.conf.5
View File

@ -40,6 +40,12 @@ priorities belonging to the specified action.
Lines starting with a hash mark (``#'') and empty lines are ignored.
This release of
.B syslogd
is able to understand an extended syntax. One rule can be divided
into several lines if the leading line is terminated with an backslash
(``\\'').
.SH SELECTORS
The selector field itself again consists of two parts, a
.I facility
@ -114,6 +120,7 @@ field is capable to overwrite the preceding ones. Using this
behavior you can exclude some priorities from the pattern.
This
.BR syslogd (8)
has a syntax extension to the original BSD source, that makes its use
more intuitively. You may precede every priority with an equation sign
@ -201,7 +208,7 @@ configuration, if not, drop me (Joey) a line.
.LP
This will store all messages with the priority
.B crit
or higher in the file
in the file
.IR /var/adm/critical ,
except for any kernel message.
@ -286,7 +293,8 @@ and store them in the file
.nf
# Log info and notice messages to messages file
#
*.=info;*.=notice;mail.none /var/log/messages
*.=info;*.=notice;\\
mail.none /var/log/messages
.fi
.LP
This lets the
@ -303,7 +311,8 @@ facility.
.nf
# Log info messages to messages file
#
*.=info;mail,news.none /var/log/messages
*.=info;\\
mail,news.none /var/log/messages
.fi
.LP
This statement causes the

93
syslogd.c
View File

@ -276,6 +276,10 @@ static char sccsid[] = "@(#)syslogd.c 5.27 (Berkeley) 10/10/88";
* the wrong error code. Thanks to Michael Nonweiler
* <mrn20@hermes.cam.ac.uk> for sending me a patch.
*
* Mon May 20 13:29:32 MET DST 1996: Miquel van Smoorenburg <miquels@cistron.nl>
* Added continuation line supported and fixed a bug in
* the init() code.
*
* Tue May 28 00:58:45 MET DST 1996: Martin Schulze
* Corrected behaviour of blocking pipes - i.e. the whole system
* hung. Michael Nonweiler <mrn20@hermes.cam.ac.uk> has sent us
@ -293,6 +297,15 @@ static char sccsid[] = "@(#)syslogd.c 5.27 (Berkeley) 10/10/88";
* Mon Feb 10 00:09:11 MET DST 1997: Martin Schulze
* Improved debug code to decode the numeric facility/priority
* pair into textual information.
*
* Tue Jun 10 12:35:10 MET DST 1997: Martin Schulze
* Corrected freeing of logfiles. Thanks to Jos Vos <jos@xos.nl>
* for reporting the bug and sending an idea to fix the problem.
*
* Tue Jun 10 12:51:41 MET DST 1997: Martin Schulze
* Removed sleep(10) from parent process. This has caused a slow
* startup in former times - and I don't see any reason for this.
*
*/
@ -302,6 +315,8 @@ static char sccsid[] = "@(#)syslogd.c 5.27 (Berkeley) 10/10/88";
#define DEFSPRI (LOG_KERN|LOG_CRIT)
#define TIMERINTVL 30 /* interval for checking flush, mark */
#define CONT_LINE 1 /* Allow continuation lines */
#include <unistd.h>
#include <stdlib.h>
#include <stdio.h>
@ -625,8 +640,6 @@ int main(argc, argv)
extern int optind;
extern char *optarg;
int quitpid = 0;
while ((ch = getopt(argc, argv, "dhf:l:m:np:rs:v")) != EOF)
switch((char)ch) {
case 'd': /* debug */
@ -681,13 +694,11 @@ int main(argc, argv)
dprintf("Checking pidfile.\n");
if (!check_pid(PidFile))
{
quitpid = getpid();
if (fork())
{
/* We try to wait the end of initialization */
sleep(10);
/*
* Parent process
*/
exit(0);
}
num_fds = getdtablesize();
for (i= 0; i < num_fds; i++)
(void) close(i);
@ -842,11 +853,7 @@ int main(argc, argv)
dprintf("Debugging disabled, SIGUSR1 to turn on debugging.\n");
debugging_on = 0;
}
/*
if (quitpid) {
kill(quitpid, SIGINT);
}
*/
/* Main loop begins here. */
FD_ZERO(&unixm);
FD_ZERO(&readfds);
@ -1904,23 +1911,23 @@ void init()
register FILE *cf;
register struct filed *f, **nextp = (struct filed **) 0;
register char *p;
#ifdef CONT_LINE
char cbuf[BUFSIZ];
char *cline;
#else
char cline[BUFSIZ];
#endif
dprintf("Called init.\n");
/*
* Close all open log files.
*
* This is needed especially when HUPing syslogd as the
* structure would grow infinitively.
*
*/
/*
Initialized = 0;
if ( nlogs > -1 )
{
dprintf("Initializing log structures.\n");
nlogs = -1;
free((void *) Files);
Files = (struct filed *) 0;
}
*/
#ifdef SYSV
for (lognum = 0; lognum <= nlogs; lognum++ ) {
@ -1943,11 +1950,17 @@ void init()
#ifdef SYSV
f->f_type = F_UNUSED; /* clear entry - ASP */
}
if ( nlogs > -1 )
{
dprintf("Freeing log structures.\n");
nlogs = -1;
free((void *) Files);
}
Files = (struct filed *) 0;
#else
next = f->f_next;
free((char *) f);
}
Files = NULL;
nextp = &OBFiles;
#endif
@ -1974,7 +1987,12 @@ void init()
#else
f = NULL;
#endif
#if CONT_LINE
cline = cbuf;
while (fgets(cline, sizeof(cbuf) - (cline - cbuf), cf) != NULL) {
#else
while (fgets(cline, sizeof(cline), cf) != NULL) {
#endif
/*
* check for end-of-section, comments, strip off trailing
* spaces and newline character.
@ -1982,7 +2000,23 @@ void init()
for (p = cline; isspace(*p); ++p);
if (*p == '\0' || *p == '#')
continue;
#if CONT_LINE
strcpy(cline, p);
#endif
for (p = index(cline, '\0'); isspace(*--p););
#if CONT_LINE
if (*p == '\\') {
if ((p - cbuf) > BUFSIZ - 30) {
/* Oops the buffer is full - what now? */
cline = cbuf;
} else {
*p = 0;
cline = p;
continue;
}
} else
cline = cbuf;
#endif
*++p = '\0';
#ifndef SYSV
f = (struct filed *)calloc(1, sizeof(*f));
@ -1991,7 +2025,11 @@ void init()
#endif
allocate_log();
f = &Files[lognum++];
#if CONT_LINE
cfline(cbuf, f);
#else
cfline(cline, f);
#endif
}
/* close the configuration file */
@ -2042,12 +2080,23 @@ void init()
}
if ( AcceptRemote )
#ifdef DEBRELEASE
logmsg(LOG_SYSLOG|LOG_INFO, "syslogd " VERSION "-" PATCHLEVEL "#" DEBRELEASE \
": restart (remote reception)." , LocalHostName, \
ADDDATE);
#else
logmsg(LOG_SYSLOG|LOG_INFO, "syslogd " VERSION "-" PATCHLEVEL \
": restart (remote reception)." , LocalHostName, \
ADDDATE);
#endif
else
#ifdef DEBRELEASE
logmsg(LOG_SYSLOG|LOG_INFO, "syslogd " VERSION "-" PATCHLEVEL "#" DEBRELEASE \
": restart." , LocalHostName, ADDDATE);
#else
logmsg(LOG_SYSLOG|LOG_INFO, "syslogd " VERSION "-" PATCHLEVEL \
": restart." , LocalHostName, ADDDATE);
#endif
(void) signal(SIGHUP, sighup_handler);
dprintf("syslogd: restarted.\n");
}