1 files changed, 49 insertions, 0 deletions
diff --git a/numpy/random/include/legacy-distributions.h b/numpy/random/include/legacy-distributions.h
new file mode 100644
index 000000000..b8ba0841c
--- /dev/null
+++ b/numpy/random/include/legacy-distributions.h
@@ -0,0 +1,49 @@
+#ifndef _RANDOMDGEN__DISTRIBUTIONS_LEGACY_H_
+#define _RANDOMDGEN__DISTRIBUTIONS_LEGACY_H_
+
+
+#include "numpy/random/distributions.h"
+
+typedef struct aug_bitgen {
+  bitgen_t *bit_generator;
+  int has_gauss;
+  double gauss;
+} aug_bitgen_t;
+
+extern double legacy_gauss(aug_bitgen_t *aug_state);
+extern double legacy_standard_exponential(aug_bitgen_t *aug_state);
+extern double legacy_pareto(aug_bitgen_t *aug_state, double a);
+extern double legacy_weibull(aug_bitgen_t *aug_state, double a);
+extern double legacy_power(aug_bitgen_t *aug_state, double a);
+extern double legacy_gamma(aug_bitgen_t *aug_state, double shape, double scale);
+extern double legacy_chisquare(aug_bitgen_t *aug_state, double df);
+extern double legacy_noncentral_chisquare(aug_bitgen_t *aug_state, double df,
+                                          double nonc);
+extern double legacy_noncentral_f(aug_bitgen_t *aug_state, double dfnum,
+                                  double dfden, double nonc);
+extern double legacy_wald(aug_bitgen_t *aug_state, double mean, double scale);
+extern double legacy_lognormal(aug_bitgen_t *aug_state, double mean,
+                               double sigma);
+extern double legacy_standard_t(aug_bitgen_t *aug_state, double df);
+extern double legacy_standard_cauchy(aug_bitgen_t *state);
+extern double legacy_beta(aug_bitgen_t *aug_state, double a, double b);
+extern double legacy_f(aug_bitgen_t *aug_state, double dfnum, double dfden);
+extern double legacy_normal(aug_bitgen_t *aug_state, double loc, double scale);
+extern double legacy_standard_gamma(aug_bitgen_t *aug_state, double shape);
+extern double legacy_exponential(aug_bitgen_t *aug_state, double scale);
+extern int64_t legacy_random_binomial(bitgen_t *bitgen_state, double p,
+                                      int64_t n, binomial_t *binomial);
+extern int64_t legacy_negative_binomial(aug_bitgen_t *aug_state, double n,
+                                        double p);
+extern int64_t legacy_random_hypergeometric(bitgen_t *bitgen_state,
+                                            int64_t good, int64_t bad,
+                                            int64_t sample);
+extern int64_t legacy_random_logseries(bitgen_t *bitgen_state, double p);
+extern int64_t legacy_random_poisson(bitgen_t *bitgen_state, double lam);
+extern int64_t legacy_random_zipf(bitgen_t *bitgen_state, double a);
+extern int64_t legacy_random_geometric(bitgen_t *bitgen_state, double p);
+void legacy_random_multinomial(bitgen_t *bitgen_state, RAND_INT_TYPE n,
+                               RAND_INT_TYPE *mnix, double *pix, npy_intp d,
+                               binomial_t *binomial);
+
+#endif