projet-systeme-exploitation-centralise/jobs.c

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "jobs.h"

void ajouter(list* l_ptr, int pid, int id) {
  
  cell* new_cell = malloc(sizeof(*new_cell));

  new_cell->pid = pid;
  new_cell->id = id;

  if (*l_ptr == NULL) {
    new_cell->next = NULL;
  } else {
    new_cell->next = *l_ptr;
  }

  *l_ptr = new_cell;

  printf("[%d] %d\n", id, pid);

}

void supprimer(list* l_ptr, int pid) {
  
  cell* cursor = *l_ptr;

  if (cursor->pid == pid) {
    cell* cursor2free = cursor;
    *l_ptr = cursor->next; 
    free(cursor2free);
  } else {
    while (cursor->next != NULL) {
      if (cursor->next->pid == pid) {
        break;
      } else {
        cursor = cursor->next;
      }
    }
    cell* cursor_next = cursor->next->next;
    free(cursor->next);
    cursor->next = cursor_next;
  }

}

void afficher(list* l_ptr) {

  cell* cursor = *l_ptr;
  
  while (cursor != NULL) {
    printf("[%d] %d\n", cursor->id, cursor->pid);
    cursor = cursor->next;
  }

}

void initialiser(list* l_ptr) {
  *l_ptr = NULL;
}

void liberer(list* l_ptr) {
  free(*l_ptr);
  *l_ptr = NULL;
}

int est_vide(list l_ptr) {
  return l_ptr == NULL;
}

int contiens(list* l_ptr, int pid) {
  
  cell* cursor = *l_ptr;

  while (cursor != NULL) {
    if (cursor->pid == pid) {
      return 1;
    }
    cursor = cursor->next;
  }

  return 0;
}