97 lines
2.3 KiB
C
97 lines
2.3 KiB
C
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#include "push_swap.h"
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/*
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** this function check errors in the arguments
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** like, is there arguments, and are they a valid list without equals values
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** if there are no arguments it calls the stop function with value 1 to print usage
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*/
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void is_valid(int ac, char **av)
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{
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if (ac < 2)
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ps_stop(NULL, NULL, NULL, 1);
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(void)av;
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// check more error
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}
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/*
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** this function check if there are flags (currently only one flag) :
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** -p to print the evolution of the list while the sorting is done
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*/
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int check_flag(int *ac, char ***av)
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{
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if (ft_strcmp((*av)[1], "-p") != 0)
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return (0);
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(*av)++;;
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(*ac)--;
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return (1);
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}
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/*
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** create the stack for list a, as a linked list, and fill it with the values given in arguments argv
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*/
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t_stack *init_stack(int ac, char **av)
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{
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t_stack *start;
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t_stack *tmp;
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tmp = NULL;
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while (--ac)
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{
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if (!(start = ft_calloc(1, sizeof(t_stack))))
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ps_stop(start, NULL, NULL, 2);
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start->n = ft_atoi(av[ac]);
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start->next = tmp;
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tmp = start;
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}
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return (start);
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}
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/*
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** this function creates the stack b and the list solution
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** then it init the list solution with :
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** - first element : pointer to stack a
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** - secnd element : pointer to stack b
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** - third element : initial values of stack a (in case of flag -p)
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** then it calls the sorting algorithm
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** then it calls ps_stop() to free everything that needs to be freed
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*/
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t_list *launch_algo(t_stack *a)
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{
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t_stack *b;
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t_list *solution;
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b = NULL;
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solution = NULL;
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ft_lstadd_back(&solution, ft_lstnew(a));
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ft_lstadd_back(&solution, ft_lstnew(b));
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fill_solution(&solution, ft_strdup("start"));
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hugo_sort(&a, &b, &solution);
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//bubble_sort(&a, &b, solution);
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ps_stop(NULL, b, NULL, -1);
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return (solution);
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}
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/*
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** this programme will sort a list
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** this function first check the validity of the arguments
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** then it checks for flags (currently only -p)
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** then it parse the list into a linked list
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** then it calls the sorting algorithm (it actually calls a launch function that will execute some actions and calls the sorting algorithm)
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** and finally it frees everything and leaves
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*/
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int main(int ac, char **av)
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{
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t_stack *stack;
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t_list *result;
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int flag;
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is_valid(ac, av);
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flag = check_flag(&ac, &av);
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stack = init_stack(ac, av);
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result = launch_algo(stack);
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print_result(result, flag);
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ps_stop(stack, NULL, result, 0);
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return(0);
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}
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