solaris locking fix
This commit is contained in:
parent
0da94187fb
commit
ac82973515
@ -547,11 +547,26 @@ pid_t Pidfile::read_pid()
|
|||||||
int Pidfile::flopen()
|
int Pidfile::flopen()
|
||||||
{
|
{
|
||||||
const char *path = m_path.c_str();
|
const char *path = m_path.c_str();
|
||||||
int operation = LOCK_EX | LOCK_NB;
|
|
||||||
if ((m_fd = ::open(path, O_RDWR|O_CREAT, 0644)) == -1) {
|
if ((m_fd = ::open(path, O_RDWR|O_CREAT, 0644)) == -1) {
|
||||||
m_reason = "Open failed";
|
m_reason = "Open failed";
|
||||||
return -1;
|
return -1;
|
||||||
}
|
}
|
||||||
|
|
||||||
|
#ifdef sun
|
||||||
|
struct flock lockdata;
|
||||||
|
lockdata.l_start = 0;
|
||||||
|
lockdata.l_len = 0;
|
||||||
|
lockdata.l_type = F_WRLCK;
|
||||||
|
lockdata.l_whence = SEEK_SET;
|
||||||
|
if (fcntl(m_fd, F_SETLK, &lockdata) != 0) {
|
||||||
|
int serrno = errno;
|
||||||
|
(void)::close(m_fd);
|
||||||
|
errno = serrno;
|
||||||
|
m_reason = "fcntl lock failed";
|
||||||
|
return -1;
|
||||||
|
}
|
||||||
|
#else
|
||||||
|
int operation = LOCK_EX | LOCK_NB;
|
||||||
if (flock(m_fd, operation) == -1) {
|
if (flock(m_fd, operation) == -1) {
|
||||||
int serrno = errno;
|
int serrno = errno;
|
||||||
(void)::close(m_fd);
|
(void)::close(m_fd);
|
||||||
@ -559,6 +574,8 @@ int Pidfile::flopen()
|
|||||||
m_reason = "flock failed";
|
m_reason = "flock failed";
|
||||||
return -1;
|
return -1;
|
||||||
}
|
}
|
||||||
|
#endif // ! sun
|
||||||
|
|
||||||
if (ftruncate(m_fd, 0) != 0) {
|
if (ftruncate(m_fd, 0) != 0) {
|
||||||
/* can't happen [tm] */
|
/* can't happen [tm] */
|
||||||
int serrno = errno;
|
int serrno = errno;
|
||||||
|
|||||||
Loading…
x
Reference in New Issue
Block a user