minishell/sources/operation/ft_hard_op.c
2024-05-30 16:09:43 +02:00

54 lines
1.5 KiB
C

/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_hard_op.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: rparodi <rparodi@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2024/05/30 15:51:55 by rparodi #+# #+# */
/* Updated: 2024/05/30 16:04:33 by rparodi ### ########.fr */
/* */
/* ************************************************************************** */
#include "operation.h"
t_error ft_power(t_i32 base, t_i32 exponent, t_i64 *result)
{
t_i32 i;
t_i64 tmp;
i = 0;
tmp = base;
if (exponent < 0)
return (ERROR);
while (i < exponent)
{
(*result) *= base;
if ((*result) / base != tmp)
return (ERROR);
tmp = (*result);
i++;
}
return (NO_ERROR);
}
t_error ft_decrimented(t_i64 *value)
{
t_i64 tmp;
tmp = *value;
(*value)--;
if ((*value) + 1 != tmp)
return (ERROR);
return (NO_ERROR);
}
t_error ft_incrimented(t_i64 *value)
{
t_i64 tmp;
tmp = *value;
(*value)++;
if ((*value) - 1 != tmp)
return (ERROR);
return (NO_ERROR);
}