[so] redirectari

[cosminratiu at gmail.com]

Nu e bine sa amesteci cout cu printf. Au buffering separat si pot apare
artefacte nedorite daca le folosesti amestecat. Choose one and stick with it
:).

On 11/2/07, Maria Nadejde <mnadejde at yahoo.com> wrote:
>
> am o mica problema cu redirectarile cand fac close la
> descriptori de fisier folositi la redirectare.
>
> in main (inspirat din main-ul din DisplayStructure :D)
> am urmatoarele instructiuni:
>
> for(;;)
> {
> printf("> ");
> .....
> if ((line.length() == 0) && !cin.good())
>                 {
>                         cout<<cin.rdstate();
>                         printf("am terminat\n");
>                         fflush(stdout);
>                         return EXIT_SUCCESS;
>                 }
> .......
> }
> cand fac redirectari dar nu fac close() pt fd totul
> merge bine
> dar cand fac si close() in procesul parinte pt file
> descriptori, pe ecran afiseaza ce trebuia sa afiseze
> (de ex pt cat < in.txt continutul fisierului) apoi
> apar  pe ecran:
>
>
> >am terminat
> >
>
> adik executa printf("am terminat") desi eu nu am dat
> CTRL+C, dar nu face si return EXIT_SUCCESS; si
> programul merge in continuare si primeste comenzi
>
> de ce nu se intampla lucrul asta in ambele cazuri si
> ce as putea face sa nu se mai intample deloc:)?
>
> Multumesc,
> Maria Nadejde
>
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