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8
votes
4answers
3k views

Why should a child of a vfork or fork call _exit() instead of exit()?

From the man page of vfork(): vfork() differs from fork() in that the parent is suspended until the child makes a call to execve(2) or _exit(2). The child shares all memory with its ...
10
votes
1answer
4k views

What's the difference between fork() and vfork()?

I would like to understand in detail the difference between fork() and vfork(). I was not able to digest the man page completely. I would also like to clarify one of my colleagues comment "In ...
15
votes
4answers
6k views

After fork(), where does the child begin its execution?

I'm trying to learn UNIX programming and came across a question regarding fork(). I understand that fork() creates an identical process of the currently running process, but where does it start? For ...