input.c

#include "universal.h"
#include <stdlib.h>
#include <string.h>

extern Data_t Local;
extern char buffered;
extern short quit_chosen;

void switch_state()
{
  char temp= Local.state;
  Local.state= Local.previous;
  Local.previous= temp;
}

_Bool press_a() 
{

  _Bool ret;
  char in;
  system("/bin/stty raw");
  while(1) //loop infinito
    {
      in= getchar();
      printf("\r        \r");
      if(in=='a')
	break; //esce dal loop se digito 'a'
      if(in=='q')
	{
	  quit_chosen= 1;
	  switch_state();
	  break;
	}
    }
  system("/bin/stty cooked");
  ret= in=='a'? 1: 0;
  return ret;

}
//dovrebbe essere l'ultima funzione chiamata prima di rivalutare il loop

_Bool choice(short* chosen, short choices)
{

  _Bool ret;
  char in;
  system("/bin/stty raw");
  while(1)
    {
      in= getchar();
      printf("\r        \r");
      if(in=='q')
	{
	  quit_chosen= 1;
	  switch_state();
	  break;
	}
      if(in=='a')
	break;
      if(in=='A' && *chosen>1)
	{
	  *chosen-= 1;
	  break;
	}
      if(in=='B' && *chosen<choices)
	{
	  *chosen+= 1;
	  break;
	}
    }
  system("/bin/stty cooked");
  ret= in=='a'? 1: 0;
  return ret;

}

_Bool new_name()
{
  _Bool existent= 0;
  char* txt;
  FILE* pf;
  char* name= calloc(32,sizeof(char));
  int n= 0;
  char c;
  while(1)
    {
      system("clear");
      print_name(name);
      system("/bin/stty raw");
      while((c=getchar()))
        {
          if(((c <='z' && c>='a')||(c<='Z' && c>='A'))&& n<31)
            name[n++]= c;
          if(c=='-' && n)
            n--;
          break;
        }
      name[n]='\0';
      system("/bin/stty cooked");
      if(c=='.')
        break;
      continue;
    }
  printf("\r        \r");
  if(!n)
    {
      puts("");
      print_center("Annullato"); //OUTPUT
      return 0;
    }
  strcpy(Local.name,name);
  free(name);
  pf= fopen("saves/saves.txt","a+");
  if(!pf)
    alloc_error(__func__);
  while(getc(pf)!=EOF)
    {
      txt= sstring(pf,'\n');
      if(!strcmp(txt, Local.name))
        {
          existent= 1;
          break;
        }
      free(txt);
    }
  if(existent || Local.name[0]==' ')
    {
      puts("");
      print_center("Nome già utilizzato"); //OUTPUT
      return 0;
    }
  fprintf(pf, "#%s\n", Local.name);
  fclose(pf);
  return 1;
}