The Linux Programming Interface: a linux and unix system Programming Handbook
PROCESS GROUPS, SESSIONS, AND JOB CONTROL
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PROCESS GROUPS, SESSIONS, AND JOB CONTROL 699 34.1 Overview ................................................................................................................. 699 34.2 Process Groups ......................................................................................................... 701 34.3 Sessions ................................................................................................................... 704 34.4 Controlling Terminals and Controlling Processes............................................................ 706 34.5 Foreground and Background Process Groups ............................................................... 708 34.6 The SIGHUP Signal...................................................................................................... 709 34.6.1 Handling of SIGHUP by the Shell .............................................................. 710 34.6.2 SIGHUP and Termination of the Controlling Process..................................... 712 34.7 Job Control............................................................................................................... 714 34.7.1 Using Job Control Within the Shell .......................................................... 714 34.7.2 Implementing Job Control....................................................................... 717 34.7.3 Handling Job-Control Signals ................................................................. 722 34.7.4 Orphaned Process Groups (and SIGHUP Revisited) ..................................... 725 34.8 Summary.................................................................................................................. 730 34.9 Exercises .................................................................................................................. 731 tải về 6.93 Mb. Chia sẻ với bạn bè của bạn:
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