| … | |
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| 4504 | If defined to be C<1>, libev will compile in support for the Linux inotify |
4504 | If defined to be C<1>, libev will compile in support for the Linux inotify |
| 4505 | interface to speed up C<ev_stat> watchers. Its actual availability will |
4505 | interface to speed up C<ev_stat> watchers. Its actual availability will |
| 4506 | be detected at runtime. If undefined, it will be enabled if the headers |
4506 | be detected at runtime. If undefined, it will be enabled if the headers |
| 4507 | indicate GNU/Linux + Glibc 2.4 or newer, otherwise disabled. |
4507 | indicate GNU/Linux + Glibc 2.4 or newer, otherwise disabled. |
| 4508 | |
4508 | |
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4509 | =item EV_NO_SMP |
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4510 | |
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4511 | If defined to be C<1>, libev will assume that memory is always coherent |
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4512 | between threads, that is, threads can be used, but threads never run on |
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4513 | different cpus (or different cpu cores). This reduces dependencies |
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4514 | and makes libev faster. |
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4515 | |
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4516 | =item EV_NO_THREADS |
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4517 | |
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4518 | If defined to be C<1>, libev will assume that it will never be called |
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4519 | from different threads, which is a stronger assumption than C<EV_NO_SMP>, |
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4520 | above. This reduces dependencies and makes libev faster. |
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4521 | |
| 4509 | =item EV_ATOMIC_T |
4522 | =item EV_ATOMIC_T |
| 4510 | |
4523 | |
| 4511 | Libev requires an integer type (suitable for storing C<0> or C<1>) whose |
4524 | Libev requires an integer type (suitable for storing C<0> or C<1>) whose |
| 4512 | access is atomic and serialised with respect to other threads or signal |
4525 | access is atomic and serialised with respect to other threads or signal |
| 4513 | contexts. No such type is easily found in the C language, so you can |
4526 | contexts. No such type is easily found in the C language, so you can |
