diff options
Diffstat (limited to 'README.embed')
| -rw-r--r-- | README.embed | 17 |
1 files changed, 13 insertions, 4 deletions
diff --git a/README.embed b/README.embed index d168cc5..b7e3ea4 100644 --- a/README.embed +++ b/README.embed @@ -106,7 +106,17 @@ PREPROCESSOR SYMBOLS done: if no other method takes over, select will be it. Otherwise the select backend will not be compiled in. - EV_SELECT_USE_WIN32_HANDLES + EV_SELECT_USE_FD_SET + + If defined to 1, then the select backend will use the system fd_set + structure. This is useful if libev doesn't compile due to a missing + NFDBITS or fd_mask definition or it misguesses the bitset layout on + exotic systems. This usually limits the range of file descriptors + to some low limit such as 1024 or might have other limitations + (winsocket only allows 64 sockets). The FD_SETSIZE macro, set + before compilation, might influence the size of the fd_set used. + + EV_SELECT_IS_WINSOCKET When defined to 1, the select backend will assume that select doesn't understand file descriptors but wants osf handles on @@ -118,9 +128,8 @@ PREPROCESSOR SYMBOLS EV_USE_POLL If defined to be "1", libev will compile in support for the poll(2) - backend. No attempt at autodetection will be done. poll usually - performs worse than select, so its not enabled by default (it is - also slightly less portable). + backend. Otherwise it will be enabled on non-win32 platforms. It + takes precedence over select. EV_USE_EPOLL |