The Linux Programming Interface: a linux and unix system Programming Handbook
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PROCESSES 113 6.1 Processes and Programs............................................................................................. 113 6.2 Process ID and Parent Process ID................................................................................. 114 6.3 Memory Layout of a Process ....................................................................................... 115 6.4 Virtual Memory Management ..................................................................................... 118 6.5 The Stack and Stack Frames ....................................................................................... 121 6.6 Command-Line Arguments ( argc , argv ) ......................................................................... 122 6.7 Environment List ........................................................................................................ 125 6.8 Performing a Nonlocal Goto: setjmp() and longjmp() .................................................... 131 6.9 Summary.................................................................................................................. 138 6.10 Exercises .................................................................................................................. 138 Contents in Detail xiii 7 MEMORY ALLOCATION 139 7.1 Allocating Memory on the Heap ................................................................................. 139 7.1.1 Adjusting the Program Break: brk() and sbrk() .......................................... 139 7.1.2 Allocating Memory on the Heap: malloc() and free() ................................. 140 7.1.3 Implementation of malloc() and free() ...................................................... 144 7.1.4 Other Methods of Allocating Memory on the Heap ................................... 147 7.2 Allocating Memory on the Stack: alloca() ..................................................................... 150 7.3 Summary.................................................................................................................. 151 7.4 Exercises .................................................................................................................. 152 tải về 6.93 Mb. Chia sẻ với bạn bè của bạn:
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