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exit from command line argument

i tried to develop a program to include command line argument. if there is nothing than a.out (i use cc compiler), i want to finish the program. but i can't exit from the program. someone help me please, and please give me the code to finish the program without doing nothing except a.out at the command line argument
Sep 7 '06 #1
1 6072
9,065 Expert Mod 8TB
You're not really making sense.

However to exit a program you have 2 choices

1. Return from the main function

2. Call the exit() function
Sep 7 '06 #2

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