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Why does fprintf(“%s”,NULL) cause a segmentation fault?

April 26, 2017cause fault fprintf null segmentation

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Why does fprintf(“%s”,NULL) cause a segmentation fault?

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Some applications erroneously assume that a null character pointer should be treated the same as a pointer to a null string. A segmentation violation occurs in these applications when a null character pointer is accessed. There are several reasons for not having the *printf() family of functions check for null pointers.