srandom() — Use seed to initialize generator for random()

Standards

Format

#define _XOPEN_SOURCE_EXTENDED 1
#include <stdlib.h>

void srandom(unsigned seed);

General description

The srandom() function initializes the calling thread's current state array for the random() function using the value of seed.

Returned value

srandom() returns no values.

Related information

• stdlib.h — Standard library functions
• drand48() — Pseudo-random number generator
• initstate() — Initialize generator for random()
• rand() — Generate random number
• rand_r() — Pseudo-random number generator
• random() — A better random-number generator
• setstate() — Change generator for random()