Mercurial > hg > Members > kono > Cerium
annotate TaskManager/kernel/schedule/SchedTask.cc @ 683:9a6cb2439593
on going...
author | Shinji KONO <kono@ie.u-ryukyu.ac.jp> |
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date | Sun, 06 Dec 2009 18:53:46 +0900 |
parents | bde5f13adf10 |
children | cbcf0182635e |
rev | line source |
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308 | 1 #include <stdlib.h> |
2 #include <string.h> | |
42 | 3 #include "SchedTask.h" |
308 | 4 #include "SchedTaskList.h" |
5 #include "SchedNop2Ready.h" | |
6 #include "DmaManager.h" | |
7 #include "error.h" | |
8 #include "TaskManager.h" | |
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9 #include <stdarg.h> |
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10 |
683 | 11 #ifdef SIMPLE_TASK |
12 #define Task SimpleTask | |
13 #define TaskPtr SimpleTaskPtr | |
14 #endif | |
15 | |
308 | 16 extern Scheduler::TaskObject task_list[MAX_TASK_OBJECT]; |
17 | |
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18 /** |
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19 Task Object を作る |
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20 */ |
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21 |
439 | 22 |
308 | 23 SchedTask * |
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24 createSchedTask(Scheduler *scheduler, TaskPtr task) |
302 | 25 { |
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26 return new SchedTask(); |
308 | 27 } |
28 | |
373 | 29 |
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30 /** |
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31 code load を始める。既に get_segment hash に入っていれば何もしない。 |
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32 最初の一回は SchedTaskList:: next から呼ばれる。 |
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33 この段階では、SchedTask object は、まだ作られてない。 |
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34 */ |
634 | 35 static void |
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36 loadSchedTask(Scheduler *scheduler,TaskPtr task) |
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37 { |
439 | 38 // fprintf(stderr,"loadSchedTask %d\n",task->command); |
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39 task_list[task->command].load(scheduler,task->command); |
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40 } |
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41 |
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42 |
308 | 43 SchedTask::SchedTask() |
44 { | |
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45 list = NULL; |
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46 task = NULL; |
634 | 47 #ifndef SIMPLE_TASK |
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48 inListData = NULL; |
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49 outListData = NULL; |
634 | 50 #endif |
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51 readbuf = NULL; |
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52 writebuf = NULL; |
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53 scheduler = NULL; |
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54 cur_index = 0; |
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55 this->stdout_ = stdout; |
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56 this->stderr_ = stderr; |
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57 this->stdin_ = stdin; |
373 | 58 |
567 | 59 |
308 | 60 } |
61 | |
62 /** | |
63 * dma_store の wait を行う | |
64 */ | |
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65 SchedTask::~SchedTask() |
308 | 66 { |
67 } | |
68 | |
69 | |
70 void | |
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71 SchedTask::init(TaskListPtr _list, TaskPtr _task, int index, |
567 | 72 // ListDataPtr rbuf, ListDataPtr wbuf, |
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73 Scheduler* sc) |
308 | 74 { |
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75 list = _list; |
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76 task = _task; |
634 | 77 #ifndef SIMPLE_TASK |
567 | 78 inListData = &_task->inData; |
79 outListData = &_task->outData; | |
634 | 80 #endif |
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81 scheduler = sc; |
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82 cur_index = index; |
567 | 83 |
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84 scheduler->mainMem_wait(); |
308 | 85 |
567 | 86 } |
87 | |
308 | 88 |
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89 void |
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90 SchedTask::read() |
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91 { |
506 | 92 __debug("[SchedTask:%s]\n", __FUNCTION__); |
93 | |
94 // object creation をSchedTask生成時にやらないので、 | |
95 // exec の直前のread で十分に間に合う | |
567 | 96 if (cur_index < list->length) { |
97 // load next task | |
98 loadSchedTask(scheduler, &list->tasks[cur_index]); | |
99 } | |
634 | 100 #ifdef SIMPLE_TASK |
101 writebuf = scheduler->allocate(task->w_size); | |
102 // 読むデータが一つもなければ無視 | |
103 if (task->r_size == 0) return; | |
104 // load Input Data | |
105 readbuf = scheduler->allocate(task->r_size); | |
106 scheduler->dma_load(readbuf, task->rbuf,task->r_size, DMA_READ); | |
107 #else | |
567 | 108 writebuf = scheduler->allocate(outListData->size); |
506 | 109 |
110 // 読むデータが一つもなければ無視 | |
567 | 111 if (inListData->length == 0) return; |
506 | 112 |
113 // load Input Data | |
567 | 114 readbuf = scheduler->allocate(inListData->size); |
115 scheduler->dma_loadList(inListData, readbuf, DMA_READ); | |
634 | 116 #endif |
506 | 117 |
567 | 118 |
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119 } |
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120 |
308 | 121 |
122 void | |
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123 SchedTask::exec() |
308 | 124 { |
125 __debug("[SchedTask:%s]\n", __FUNCTION__); | |
126 | |
567 | 127 scheduler->dma_wait(DMA_READ); |
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128 task_list[task->command].wait(scheduler,task->command); |
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129 task_list[task->command].run(this, readbuf, writebuf); |
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130 free(readbuf); |
308 | 131 |
519 | 132 // 書き込む領域がなければ無視 |
634 | 133 #ifdef SIMPLE_TASK |
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134 if (task->w_size > 0) { |
637 | 135 scheduler->dma_store(writebuf, task->wbuf,task->w_size, DMA_WRITE); |
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136 } |
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137 #else |
567 | 138 if (outListData->length > 0) { |
139 scheduler->dma_storeList(outListData, writebuf, DMA_WRITE); | |
308 | 140 } |
634 | 141 #endif |
308 | 142 } |
143 | |
144 void | |
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145 SchedTask::write() |
308 | 146 { |
147 __debug("[SchedTask:%s]\n", __FUNCTION__); | |
373 | 148 |
567 | 149 scheduler->dma_wait(DMA_WRITE); |
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150 free(writebuf); |
567 | 151 |
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152 scheduler->mail_write((memaddr)task->self); |
308 | 153 } |
154 | |
155 | |
156 SchedTaskBase* | |
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157 SchedTask::next(Scheduler *scheduler, SchedTaskBase *p) |
308 | 158 { |
159 __debug("[SchedTask:%s]\n", __FUNCTION__); | |
160 | |
567 | 161 if (cur_index < list->length) { |
619 | 162 // Task List が残っているので、次を準備 |
567 | 163 |
619 | 164 TaskPtr nextTask = &list->tasks[cur_index++]; |
165 SchedTaskBase *nextSched = createSchedTask(scheduler, nextTask); | |
166 // この up cast は汚い... | |
167 ((SchedTask*)nextSched)->init(list, nextTask, cur_index, | |
168 scheduler); | |
169 return nextSched; | |
308 | 170 } else { |
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171 memaddr nextList = (memaddr)list->next; |
567 | 172 if (nextList == 0) { |
619 | 173 // もう何もする必要がない |
567 | 174 return new SchedNop2Ready(scheduler); |
175 } else { | |
619 | 176 // 新しいリストに取り掛かる |
634 | 177 return createSchedTaskList(nextList, scheduler, 0); |
567 | 178 } |
308 | 179 } |
180 } | |
181 | |
182 | |
183 int | |
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184 SchedTask::get_cpuid() |
308 | 185 { |
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186 return scheduler->id; |
308 | 187 } |
188 | |
643 | 189 #ifndef SIMPLE_TASK |
567 | 190 /** |
191 * task->add_inData で与えられた順番に対応する index (0〜n-1) で、 | |
192 * buffer から対応するデータを返す。 | |
193 */ | |
194 void* | |
195 SchedTask::get_input(void *buff, int index) | |
196 { | |
197 if (buff != NULL) { | |
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198 return (void*)((char*)buff + inListData->bound[index]); |
567 | 199 } else { |
200 return NULL; | |
201 } | |
202 } | |
203 | |
204 /** | |
205 * get_input(index) のアドレスを返す | |
206 */ | |
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207 memaddr |
567 | 208 SchedTask::get_inputAddr(int index) |
209 { | |
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210 #ifdef __CERIUM_CELL__ |
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211 return (memaddr)inListData->element[index].addr; |
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212 #else |
567 | 213 return inListData->element[index].addr; |
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214 #endif |
567 | 215 } |
216 | |
217 /** | |
218 * get_input(index) のサイズを返す | |
219 */ | |
220 int | |
221 SchedTask::get_inputSize(int index) | |
222 { | |
223 return inListData->element[index].size; | |
224 } | |
225 | |
226 /** | |
227 * write buffer の領域を返す。 | |
228 */ | |
229 void* | |
230 SchedTask::get_output(void *buff, int index) | |
231 { | |
232 if (buff != NULL) { | |
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233 return (void*)((char *)buff + outListData->bound[index]); |
567 | 234 } else { |
235 return NULL; | |
236 } | |
237 } | |
238 | |
239 /** | |
240 * get_output(index) のアドレスを返す | |
241 */ | |
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242 memaddr |
567 | 243 SchedTask::get_outputAddr(int index) |
244 { | |
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245 #ifdef __CERIUM_CELL__ |
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246 return (memaddr)outListData->element[index].addr; |
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247 #else |
567 | 248 return outListData->element[index].addr; |
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249 #endif |
567 | 250 } |
251 | |
252 /** | |
253 * get_output(index) のサイズを返す | |
254 */ | |
255 int | |
256 SchedTask::get_outputSize(int index) | |
257 { | |
258 return outListData->element[index].size; | |
259 } | |
308 | 260 |
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261 memaddr |
308 | 262 SchedTask::get_param(int index) |
263 { | |
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264 return task->param[index]; |
643 | 265 } |
634 | 266 #endif |
308 | 267 |
268 void* | |
269 SchedTask::global_alloc(int id, int size) { | |
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270 return scheduler->global_alloc(id, size); |
308 | 271 } |
272 | |
273 void* | |
274 SchedTask::global_get(int id) { | |
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275 return scheduler->global_get(id); |
308 | 276 } |
277 | |
278 void | |
373 | 279 SchedTask::global_set(int id, void *addr) { |
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280 scheduler->global_set(id, addr); |
373 | 281 } |
282 | |
283 void | |
308 | 284 SchedTask::global_free(int id) { |
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285 scheduler->global_free(id); |
308 | 286 } |
287 | |
373 | 288 MemList* |
289 SchedTask::createMemList(int size, int count) { | |
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290 return scheduler->createMemList(size, count); |
373 | 291 } |
292 | |
308 | 293 void |
294 SchedTask::mainMem_alloc(int id, int size) { | |
483
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295 scheduler->mainMem_alloc(id, size); |
308 | 296 } |
297 | |
298 void | |
403
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299 SchedTask::mainMem_wait() { |
483
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300 scheduler->mainMem_wait(); |
308 | 301 } |
302 | |
629
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Cell 64 bit tried, but not yet worked.
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303 memaddr |
308 | 304 SchedTask::mainMem_get(int id) { |
483
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305 return scheduler->mainMem_get(id); |
308 | 306 } |
307 | |
467
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308 |
308 | 309 void |
625
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64bit mode worked on Mac OS X.
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310 SchedTask::dma_load(void *buf, memaddr addr, uint32 size, uint32 mask) { |
483
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311 scheduler->dma_load(buf, addr, size, mask); |
308 | 312 } |
313 | |
314 void | |
625
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315 SchedTask::dma_store(void *buf,memaddr addr, uint32 size, uint32 mask) { |
483
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316 scheduler->dma_store(buf, addr, size, mask); |
308 | 317 } |
318 | |
319 void | |
320 SchedTask::dma_wait(uint32 mask) { | |
483
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321 scheduler->dma_wait(mask); |
308 | 322 } |
323 | |
334
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324 void |
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325 SchedTask::show_dma_wait() { |
483
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326 scheduler->show_dma_wait(); |
334
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327 } |
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328 |
674
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329 long |
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330 SchedTask::get_random() { |
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331 return scheduler->get_random(); |
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332 } |
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333 |
672 | 334 void |
335 SchedTask::start_profile() { | |
336 scheduler->start_profile(); | |
337 } | |
338 | |
387
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339 MemorySegment * SchedTask::get_segment(memaddr addr, MemList *m) { |
483
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340 return scheduler->get_segment(addr,m); |
387
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341 } |
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342 |
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343 void SchedTask::put_segment(MemorySegment *s) { |
483
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344 scheduler->put_segment(s); |
387
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345 } |
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346 |
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347 void SchedTask::wait_segment(MemorySegment *s) { |
483
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348 scheduler->wait_segment(s); |
387
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349 } |
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350 |
619 | 351 |
634 | 352 HTaskPtr |
353 SchedTask::create_task(int cmd) | |
619 | 354 { |
355 return scheduler->create_task(cmd); | |
356 } | |
357 | |
634 | 358 HTaskPtr |
359 SchedTask::create_task(int cmd, memaddr r, long rs, memaddr w, long ws) | |
360 { | |
361 return scheduler->create_task(cmd,r,rs,w,ws); | |
362 } | |
363 | |
364 | |
619 | 365 void SchedTask::set_task_depend(HTaskPtr master, HTaskPtr slave) |
366 { | |
367 scheduler->set_task_depend(master, slave); | |
368 } | |
369 | |
370 void SchedTask::spawn_task(HTaskPtr t) | |
371 { | |
372 scheduler->spawn_task(t); | |
373 } | |
374 | |
375 void SchedTask::set_task_cpu(HTaskPtr t, CPU_TYPE cpu) | |
376 { | |
377 scheduler->set_task_cpu(t, cpu); | |
378 } | |
379 | |
380 void* SchedTask::allocate(int size) | |
381 { | |
382 return scheduler->allocate(size) ; | |
383 } | |
384 | |
385 void* SchedTask::allocate(int size,int align) | |
386 { | |
387 return scheduler->allocate(size,align) ; | |
388 } | |
389 | |
390 Scheduler* SchedTask::get_scheduler() | |
391 { | |
392 return scheduler; | |
393 } | |
394 | |
466
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395 /* system call */ |
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396 |
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397 int |
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398 SchedTask::fprintf(FILE * stream, const char * format, ...) |
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399 { |
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400 va_list ap; |
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401 va_start(ap,format); |
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402 int ret = vfprintf(stream,format, ap); |
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403 va_end(ap); |
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404 return ret; |
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405 } |
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406 |
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407 int |
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408 SchedTask::printf(const char * format, ...) |
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409 { |
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410 va_list ap; |
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411 va_start(ap,format); |
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412 int ret= vfprintf(stdout,format, ap); |
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413 va_end(ap); |
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414 return ret; |
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415 } |
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|
416 |
387
5e2d30bfbf23
no compile error but not worked.
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|
417 |
5e2d30bfbf23
no compile error but not worked.
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|
418 |
308 | 419 /* end */ |