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lib/libc/gen/srand48.c
| /* | /* | ||||
| * Copyright (c) 1993 Martin Birgmeier | * Copyright (c) 1993 Martin Birgmeier | ||||
| * All rights reserved. | * All rights reserved. | ||||
| * | * | ||||
| * You may redistribute unmodified or modified versions of this source | * You may redistribute unmodified or modified versions of this source | ||||
| * code provided that the above copyright notice and this and the | * code provided that the above copyright notice and this and the | ||||
| * following conditions are retained. | * following conditions are retained. | ||||
| * | * | ||||
| * This software is provided ``as is'', and comes with no warranties | * This software is provided ``as is'', and comes with no warranties | ||||
| * of any kind. I shall in no event be liable for anything that happens | * of any kind. I shall in no event be liable for anything that happens | ||||
| * to anyone/anything when using this software. | * to anyone/anything when using this software. | ||||
| */ | */ | ||||
| #include "rand48.h" | #include "rand48.h" | ||||
| extern unsigned short _rand48_seed[3]; | |||||
| extern unsigned short _rand48_mult[3]; | |||||
| extern unsigned short _rand48_add; | |||||
| void | void | ||||
| srand48(long seed) | srand48(long seed) | ||||
| { | { | ||||
| _rand48_seed[0] = RAND48_SEED_0; | _rand48_seed = TOUINT48(RAND48_SEED_0, (unsigned short)seed, | ||||
| _rand48_seed[1] = (unsigned short) seed; | (unsigned short)(seed >> 16)); | ||||
| _rand48_seed[2] = (unsigned short) (seed >> 16); | _rand48_mult = RAND48_MULT; | ||||
| _rand48_mult[0] = RAND48_MULT_0; | |||||
| _rand48_mult[1] = RAND48_MULT_1; | |||||
| _rand48_mult[2] = RAND48_MULT_2; | |||||
| _rand48_add = RAND48_ADD; | _rand48_add = RAND48_ADD; | ||||
| } | } | ||||