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longjmp() function is the only function defined under the header file setjmp.h?

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+1 vote
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in C by (52.2k points)
longjmp() function is the only function defined under the header file setjmp.h?

(a) true

(b) false

I have been asked this question by my school teacher while I was bunking the class.

This intriguing question originated from Non-Local Jumps in portion C Library of C

1 Answer

+2 votes
by (829k points)
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Best answer
Correct option is (a) true

The best I can explain: The only function defined under the header file setjmp.h is longjmp().LONGJMP() resets the registers to the values saved in an environment.

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