/*
* Copyright © 2012, 2020, 2022-2023 Nick Bowler
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see .
*/
#ifndef CDECL_TEST_H_
#define CDECL_TEST_H_
#include
#include
#include
#include
#ifndef _
# define _(x) (x)
#endif
#define MIN(a, b) ((a) < (b) ? (a) : (b))
struct cdecl_declspec;
struct option;
struct cdecl;
struct test_rng;
void *malloc_nofail(size_t size);
void *realloc_nofail(void *ptr, size_t size);
void test_print_specifiers(struct cdecl_declspec *spec);
void test_print_decl(struct cdecl *decl);
void test_explain_decl(struct cdecl *decl);
bool strict_strtoul(unsigned long *val, const char *str, int base);
void test_print_version(const char *program);
void test_print_options(const struct option *lopts);
/*
* Allocate a new random number generator with the given seed string (which
* should normally be a command-line argument). The string is parsed as an
* integer value as if by strtoull with a base of 0.
*/
struct test_rng *test_rng_alloc(const char *seed);
/*
* Free the random number generator rng.
*/
void test_rng_free(struct test_rng *rng);
/*
* Return a random integer uniformly on the closed interval [0, limit-1]
*/
unsigned test_rng_uniform_int(struct test_rng *rng, unsigned limit);
/*
* Return false or true with 50% probablility either way.
*/
static inline int test_rng_50_50(struct test_rng *rng)
{
return test_rng_uniform_int(rng, 2) == 0;
}
#endif