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add size parameter to syslogd -C

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Patch by Padraig, resubmitted by Fillod Stephane
This commit is contained in:
Glenn L McGrath 2003-09-26 00:49:05 +00:00
parent 6b0658f5c0
commit a79220db6e
1 changed files with 10 additions and 5 deletions
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15
sysklogd/syslogd.c
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@ -106,8 +106,7 @@ static struct sembuf SMwdn[3] = { {0, 0}, {1, 0}, {1, +1} }; // set SMwdn
static int shmid = -1; // ipc shared memory id
static int s_semid = -1; // ipc semaphore id
int data_size = 16000; // data size
int shm_size = 16000 + sizeof(*buf); // our buffer size
static int data_size = 16000; // default data size
static int circular_logging = FALSE;
/*
@ -149,7 +148,7 @@ void ipcsyslog_cleanup(void)
void ipcsyslog_init(void)
{
if (buf == NULL) {
if ((shmid = shmget(KEY_ID, shm_size, IPC_CREAT | 1023)) == -1) {
if ((shmid = shmget(KEY_ID, data_size, IPC_CREAT | 1023)) == -1) {
bb_perror_msg_and_die("shmget");
}
@ -157,7 +156,7 @@ void ipcsyslog_init(void)
bb_perror_msg_and_die("shmat");
}
buf->size = data_size;
buf->size = data_size - sizeof(*buf);
buf->head = buf->tail = 0;
// we'll trust the OS to set initial semval to 0 (let's hope)
@ -579,7 +578,7 @@ extern int syslogd_main(int argc, char **argv)
char *p;
/* do normal option parsing */
while ((opt = getopt(argc, argv, "m:nO:R:LC")) > 0) {
while ((opt = getopt(argc, argv, "m:nO:R:LC::")) > 0) {
switch (opt) {
case 'm':
MarkInterval = atoi(optarg) * 60;
@ -605,6 +604,12 @@ extern int syslogd_main(int argc, char **argv)
#endif
#ifdef CONFIG_FEATURE_IPC_SYSLOG
case 'C':
if (optarg) {
int buf_size = atoi(optarg);
if (buf_size >= 4) {
data_size = buf_size;
}
}
circular_logging = TRUE;
break;
#endif