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Fix #38: add option -C file for alt. kernel seqno cache file

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Signed-off-by: Joachim Wiberg <troglobit@gmail.com>
This commit is contained in:
Joachim Wiberg
2021-06-30 22:39:09 +02:00
parent 39ffa1b4cb
commit e381bc3620
2 changed files with 24 additions and 7 deletions
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20
src/syslogd.c
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@@ -96,9 +96,10 @@ static char sccsid[] __attribute__((unused)) =
#include "timer.h"
#include "compat.h"
char *ConfFile = _PATH_LOGCONF;
char *PidFile = _PATH_LOGPID;
char ctty[] = _PATH_CONSOLE;
char *CacheFile = _PATH_CACHE;
char *ConfFile = _PATH_LOGCONF;
char *PidFile = _PATH_LOGPID;
char ctty[] = _PATH_CONSOLE;
static volatile sig_atomic_t debugging_on;
static volatile sig_atomic_t restart;
@@ -202,7 +203,7 @@ static void sys_seqno_load(void)
char buf[32], *str;
FILE *fp;
fp = fopen(_PATH_CACHE, "r");
fp = fopen(CacheFile, "r");
if (!fp)
return;
@@ -235,7 +236,7 @@ static void sys_seqno_save(void)
if (prev == sys_seqno)
return; /* no changes since last save */
fp = fopen(_PATH_CACHE, "w");
fp = fopen(CacheFile, "w");
if (!fp)
return; /* best effort, ignore any errors */
@@ -273,6 +274,7 @@ int usage(int code)
" :port UDP port number, or service name\n"
" default: 'syslog', port 514\n"
"\n"
" -C FILE File to cache last read kernel seqno, default: %s\n"
" -d Enable debug mode, implicitly enables -F to prevent backgrounding\n"
" -F Run in foreground, required when monitored by init(1)\n"
" -f FILE Alternate .conf file, default: %s\n"
@@ -293,7 +295,7 @@ int usage(int code)
" -v Show program version and exit\n"
"\n"
"Bug report address: %s\n",
_PATH_LOGCONF, _PATH_LOGPID, _PATH_LOG, _PATH_LOGCONF, PACKAGE_BUGREPORT);
_PATH_CACHE, _PATH_LOGCONF, _PATH_LOGPID, _PATH_LOG, _PATH_LOGCONF, PACKAGE_BUGREPORT);
#ifdef PACKAGE_URL
printf("Project home page: %s\n", PACKAGE_URL);
#endif
@@ -308,7 +310,7 @@ int main(int argc, char *argv[])
int pflag = 0, bflag = 0;
int ch;
while ((ch = getopt(argc, argv, "46Aa:b:dHFf:km:nP:p:r:sTv?")) != EOF) {
while ((ch = getopt(argc, argv, "46Aa:b:C:dHFf:km:nP:p:r:sTv?")) != EOF) {
switch ((char)ch) {
case '4':
family = PF_INET;
@@ -338,6 +340,10 @@ int main(int argc, char *argv[])
});
break;
case 'C': /* kernel seqno cache file */
CacheFile = optarg;
break;
case 'd': /* debug */
Debug = 1;
Foreground = 1;