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| 19 | |
19 | |
| 20 | #include <cstdio> |
20 | #include <cstdio> |
| 21 | #include <cstdlib> |
21 | #include <cstdlib> |
| 22 | #include <cerrno> |
22 | #include <cerrno> |
| 23 | |
23 | |
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24 | #include <sys/time.h> |
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25 | |
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26 | #if 1 // older unices need these includes for select(2) |
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27 | # include <unistd.h> |
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28 | # include <sys/types.h> |
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29 | #endif |
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30 | |
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31 | // if the BSDs would at least be marginally POSIX-compatible.. *sigh* |
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32 | // until that happens, sys/select.h must come last |
| 24 | #include <sys/select.h> |
33 | #include <sys/select.h> |
| 25 | #include <sys/time.h> |
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| 26 | |
34 | |
| 27 | #include "iom.h" |
35 | #include "iom.h" |
| 28 | |
36 | |
| 29 | // TSTAMP_MAX must still fit into a positive struct timeval |
37 | // TSTAMP_MAX must still fit into a positive struct timeval |
| 30 | #define TSTAMP_MAX (double)(1UL<<31) |
38 | #define TSTAMP_MAX (double)(1UL<<31) |
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39 | |
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40 | // this is a dummy time watcher to ensure that the first |
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41 | // time watcher is _always_ valid, this gets rid of a lot |
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42 | // of null-pointer-checks |
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43 | // (must come _before_ iom is being defined) |
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44 | static struct tw0 : time_watcher { |
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45 | void cb (time_watcher &w) |
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46 | { |
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47 | // should never get called |
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48 | // reached end-of-time, or tstamp has a bogus definition, |
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49 | // or compiler initilization order broken, or somethine else :) |
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50 | abort (); |
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51 | } |
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52 | |
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53 | tw0() |
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54 | : time_watcher (this, &tw0::cb) |
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55 | { } |
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56 | } tw0; |
| 31 | |
57 | |
| 32 | tstamp NOW; |
58 | tstamp NOW; |
| 33 | static bool iom_valid; |
59 | static bool iom_valid; |
| 34 | io_manager iom; |
60 | io_manager iom; |
| 35 | |
61 | |
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| 222 | break; |
248 | break; |
| 223 | #endif |
249 | #endif |
| 224 | } |
250 | } |
| 225 | } |
251 | } |
| 226 | |
252 | |
| 227 | // this is a dummy time watcher to ensure that the first |
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| 228 | // time watcher is _always_ valid, this gets rid of a lot |
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| 229 | // of null-pointer-checks |
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| 230 | static struct tw0 : time_watcher { |
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| 231 | void cb (time_watcher &w) |
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| 232 | { |
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| 233 | // should never get called |
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| 234 | // reached end-of-time, or tstamp has a bogus definition :) |
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| 235 | abort (); |
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| 236 | } |
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| 237 | |
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| 238 | tw0() |
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| 239 | : time_watcher (this, &tw0::cb) |
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| 240 | { } |
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| 241 | } tw0; |
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| 242 | |
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| 243 | io_manager::io_manager () |
253 | io_manager::io_manager () |
| 244 | { |
254 | { |
| 245 | iom_valid = true; |
255 | iom_valid = true; |
| 246 | |
256 | |
| 247 | #if IOM_TIME |
257 | #if IOM_TIME |
