… | |
… | |
1545 | somewhere, as that would have given you a big clue). |
1545 | somewhere, as that would have given you a big clue). |
1546 | |
1546 | |
1547 | =head3 The special problem of accept()ing when you can't |
1547 | =head3 The special problem of accept()ing when you can't |
1548 | |
1548 | |
1549 | Many implementations of the POSIX C<accept> function (for example, |
1549 | Many implementations of the POSIX C<accept> function (for example, |
1550 | found in port-2004 Linux) have the peculiar behaviour of not removing a |
1550 | found in post-2004 Linux) have the peculiar behaviour of not removing a |
1551 | connection from the pending queue in all error cases. |
1551 | connection from the pending queue in all error cases. |
1552 | |
1552 | |
1553 | For example, larger servers often run out of file descriptors (because |
1553 | For example, larger servers often run out of file descriptors (because |
1554 | of resource limits), causing C<accept> to fail with C<ENFILE> but not |
1554 | of resource limits), causing C<accept> to fail with C<ENFILE> but not |
1555 | rejecting the connection, leading to libev signalling readiness on |
1555 | rejecting the connection, leading to libev signalling readiness on |
… | |
… | |
3664 | define before including (or compiling) any of its files. The default in |
3664 | define before including (or compiling) any of its files. The default in |
3665 | the absence of autoconf is documented for every option. |
3665 | the absence of autoconf is documented for every option. |
3666 | |
3666 | |
3667 | Symbols marked with "(h)" do not change the ABI, and can have different |
3667 | Symbols marked with "(h)" do not change the ABI, and can have different |
3668 | values when compiling libev vs. including F<ev.h>, so it is permissible |
3668 | values when compiling libev vs. including F<ev.h>, so it is permissible |
3669 | to redefine them before including F<ev.h> without breakign compatibility |
3669 | to redefine them before including F<ev.h> without breaking compatibility |
3670 | to a compiled library. All other symbols change the ABI, which means all |
3670 | to a compiled library. All other symbols change the ABI, which means all |
3671 | users of libev and the libev code itself must be compiled with compatible |
3671 | users of libev and the libev code itself must be compiled with compatible |
3672 | settings. |
3672 | settings. |
3673 | |
3673 | |
3674 | =over 4 |
3674 | =over 4 |
… | |
… | |
4644 | =item C<ev_loop_verify> renamed to C<ev_verify> |
4644 | =item C<ev_loop_verify> renamed to C<ev_verify> |
4645 | |
4645 | |
4646 | Most functions working on C<struct ev_loop> objects don't have an |
4646 | Most functions working on C<struct ev_loop> objects don't have an |
4647 | C<ev_loop_> prefix, so it was removed. Note that C<ev_loop_fork> is |
4647 | C<ev_loop_> prefix, so it was removed. Note that C<ev_loop_fork> is |
4648 | still called C<ev_loop_fork> because it would otherwise clash with the |
4648 | still called C<ev_loop_fork> because it would otherwise clash with the |
4649 | C<ev_frok> typedef. |
4649 | C<ev_fork> typedef. |
4650 | |
4650 | |
4651 | =item C<EV_TIMEOUT> renamed to C<EV_TIMER> in C<revents> |
4651 | =item C<EV_TIMEOUT> renamed to C<EV_TIMER> in C<revents> |
4652 | |
4652 | |
4653 | This is a simple rename - all other watcher types use their name |
4653 | This is a simple rename - all other watcher types use their name |
4654 | as revents flag, and now C<ev_timer> does, too. |
4654 | as revents flag, and now C<ev_timer> does, too. |