forked from pool/open-iscsi
87 lines
2.3 KiB
C
87 lines
2.3 KiB
C
commit 71257059d29236aab14135774dde88c769b0b7ce
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Author: Doron Shoham <dorons@voltaire.com>
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Date: Tue Sep 9 14:09:47 2008 +0300
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log.c: add error messages when allocation shared memory
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add error messages when trying to allocate shared memory
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for the log area.
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Signed-off-by: Doron Shoham <dorons@voltaire.com>
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diff --git a/usr/log.c b/usr/log.c
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index 013caed..4351456 100644
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--- a/usr/log.c
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+++ b/usr/log.c
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@@ -71,11 +71,14 @@ static int logarea_init (int size)
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logdbg(stderr,"enter logarea_init\n");
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if ((shmid = shmget(IPC_PRIVATE, sizeof(struct logarea),
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- 0644 | IPC_CREAT | IPC_EXCL)) == -1)
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+ 0644 | IPC_CREAT | IPC_EXCL)) == -1) {
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+ syslog(LOG_ERR, "shmget logarea failed %d", errno);
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return 1;
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+ }
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la = shmat(shmid, NULL, 0);
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if (!la) {
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+ syslog(LOG_ERR, "shmat logarea failed %d", errno);
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shmctl(shmid, IPC_RMID, NULL);
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return 1;
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}
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@@ -89,6 +92,7 @@ static int logarea_init (int size)
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if ((shmid = shmget(IPC_PRIVATE, size,
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0644 | IPC_CREAT | IPC_EXCL)) == -1) {
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+ syslog(LOG_ERR, "shmget msg failed %d", errno);
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free_logarea();
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return 1;
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}
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@@ -96,6 +100,7 @@ static int logarea_init (int size)
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la->start = shmat(la->shmid_msg, NULL, 0);
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if (!la->start) {
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+ syslog(LOG_ERR, "shmat msg failed %d", errno);
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free_logarea();
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return 1;
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}
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@@ -108,22 +113,26 @@ static int logarea_init (int size)
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if ((shmid = shmget(IPC_PRIVATE, MAX_MSG_SIZE + sizeof(struct logmsg),
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0644 | IPC_CREAT | IPC_EXCL)) == -1) {
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+ syslog(LOG_ERR, "shmget logmsg failed %d", errno);
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free_logarea();
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return 1;
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}
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la->buff = shmat(shmid, NULL, 0);
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if (!la->buff) {
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+ syslog(LOG_ERR, "shmat logmsgfailed %d", errno);
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free_logarea();
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return 1;
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}
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if ((la->semid = semget(SEMKEY, 1, 0600 | IPC_CREAT)) < 0) {
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+ syslog(LOG_ERR, "semget failed %d", errno);
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free_logarea();
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return 1;
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}
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la->semarg.val=1;
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if (semctl(la->semid, 0, SETVAL, la->semarg) < 0) {
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+ syslog(LOG_ERR, "semctl failed %d", errno);
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free_logarea();
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return 1;
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}
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@@ -390,8 +399,10 @@ int log_init(char *program_name, int size)
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openlog(log_name, 0, LOG_DAEMON);
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setlogmask (LOG_UPTO (LOG_DEBUG));
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- if (logarea_init(size))
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+ if (logarea_init(size)) {
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+ syslog(LOG_ERR, "logarea init failed");
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return -1;
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+ }
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pid = fork();
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if (pid < 0) {
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