Don't use RLIMIT_NOFILES in devpoll_t.

The patch allows for running 0MQ on Solaris and HP-UX
even though ulimit for max number of file descriptors
is set to unlimited.

Signed-off-by: Martin Sustrik <sustrik@250bpm.com>
This commit is contained in:
Martin Sustrik 2011-02-03 09:59:54 +01:00
parent ca1acc340c
commit 3f758ab2f4
2 changed files with 12 additions and 11 deletions

View File

@ -23,7 +23,6 @@
#include <sys/devpoll.h>
#include <sys/time.h>
#include <sys/resource.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <sys/ioctl.h>
@ -40,15 +39,6 @@
zmq::devpoll_t::devpoll_t () :
stopping (false)
{
// Get limit on open files
struct rlimit rl;
int rc = getrlimit (RLIMIT_NOFILE, &rl);
errno_assert (rc != -1);
fd_table.resize (rl.rlim_cur);
for (rlim_t i = 0; i < rl.rlim_cur; i ++)
fd_table [i].valid = false;
devpoll_fd = open ("/dev/poll", O_RDWR);
errno_assert (devpoll_fd != -1);
}
@ -69,6 +59,16 @@ void zmq::devpoll_t::devpoll_ctl (fd_t fd_, short events_)
zmq::devpoll_t::handle_t zmq::devpoll_t::add_fd (fd_t fd_,
i_poll_events *reactor_)
{
// If the file descriptor table is too small expand it.
fd_table_t::size_type sz = fd_table.size ();
if (sz <= (fd_table_t::size_type) fd_) {
fd_table.resize (fd_ + 1);
while (sz != (fd_table_t::size_type) (fd_ + 1)) {
fd_table [sz].valid = false;
++sz;
}
}
assert (!fd_table [fd_].valid);
fd_table [fd_].events = 0;

View File

@ -73,7 +73,8 @@ namespace zmq
bool accepted;
};
std::vector <fd_entry_t> fd_table;
typedef std::vector <fd_entry_t> fd_table_t;
fd_table_t fd_table;
typedef std::vector <fd_t> pending_list_t;
pending_list_t pending_list;