Linux???fork?÷?
???????????? ???????[ 2014/3/26 10:04:14 ] ????????Linux fork
????linux???п??????fork?????????????????
????#include <unistd.h>
????pid_t fork(void);
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??????fork??????????????????????????????????????????????????Щ?洢??????
????fork????????????????????д?????????????????????????С???????????????????????????????????????
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????fork???????÷???
??????1?????????????????????????????????????в???????Ρ????磬????????????????????????fork??????????????????????????????????????????
??????2??????????????????????????fork??????????????????exec
????fork??????????fork???ο??????????????????????????????????????????丸??????δ???????????????????????????fork?????????????????fork????????????????????????????????????????wait?????????????????????????????????????????????????????????init?????й?????????????????????????
????ps??write???????????壬???I/O????????????????????????????豸?????????л???????????????????
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