New random-state-get-vec function.

* arith.c (UINT_PTR_MAX_MP): New static variable.
(biggnum_from_uintptr): New function.
(in_uint_ptr_range): New static function.
(c_uint_ptr_num): New function.
(arith_init): Initialize UINT_PTR_MAX_MP.

* arith.h (bignum_from_uintptr, c_uint_ptr_num): Declared.

* eval.c (eval_init): Register random-state-get-vec.

* mpi/mpi.c (mp_set_uintptr, mp_get_uintptr): New functions.
(mp_set_intptr, mp_get_intptr): Expressed in terms of
mp_set_uintptr and mp_get_uintptr.

* mpi/mpi.h (mp_set_uintptr, mp_get_uintptr): Declared.

* rand.c (make_random_state): Handle vector seed.
(random_state_get_vec): New function.

* rand.h (random_state_get_vec): Declared.

* txr.1: Documented new feature in make-random-state
and new random-state-get-vec function.

1 files changed, 2 insertions, 0 deletions

diff --git a/arith.h b/arith.h
index 62284e7e..083a8a19 100644
--- a/arith.h
+++ b/arith.h
@@ -27,9 +27,11 @@
 val make_bignum(void);
 val bignum(cnum cn);
 val bignum_from_long(long l);
+val bignum_from_uintptr(uint_ptr_t u);
 int highest_bit(int_ptr_t n);
 val normalize(val bignum);
 val in_int_ptr_range(val bignum);
+uint_ptr_t c_uint_ptr_num(val num);
 val cum_norm_dist(val x);
 val n_choose_k(val n, val k);
 val n_perm_k(val n, val k);