Article View: pl.comp.lang.c
Article #310107Re: Coroutines w (GNU) C
From: (fir)
Date: Sat, 01 Feb 2020 00:09
Date: Sat, 01 Feb 2020 00:09
45 lines
4597 bytes
4597 bytes
W dniu piątek, 31 stycznia 2020 21:03:04 UTC+1 użytkownik (fir) napisał:
> W dniu piątek, 31 stycznia 2020 20:46:51 UTC+1 użytkownik (fir) napisał:
> > >
> > nie wiem co to za badziewie ale tak sie w c nie pisze
> >
> > pisalem wlasnie otym ze wiekszosc programistow w c++ chyba nie uwmie pisac w c, to jest pewie z miesiac nauki wiec nie bede tu siedzial miesiaca i dawal tutoriali (tutoriali popawnego pisania w c) tym bardziej ze mozna sie tego naprawde samemu nauczyc
>
>
>
>
> na ten koszmarek wyzej nie moge nawet patrzec, jak ja che w c miec cos w rodzaju wektora to pisze
>
>
> void test39890830()
> {
> rchunk dipa;
> dipa = ResizeChunk(dipa, 100);
> dipa = ResizeChunk(dipa, 3000);
> }
>
> rchunk to struktora dwu wskaznikow,
> pierwszy to wskaznik na ram na heapie dla realloca a drugi to wskaznik na ostatni bajt (mozna tez wersje wskaznik, size
> zamiast wskaznik, wskaznik (byc moze nawet ta z size jest lepsza ale z powodow historycznych narazie na ogol uzywam wersji z dwoma wskaznikami)
>
> caly kod to tego
>
> typedef struct { char* beg,* end; } rchunk;
>
> schunk ResizeChunk(rchunk x, int size)
> {
> x.beg = (char*) realloc(x.beg, size );
> if((size>0) && (x.beg==NULL)) ERROR_EXIT("ResizeChunk failed");
> x.end = x.beg + size - 1;
> return x;
> }
>
i co? zaden komentarz co do zestawienia tego kawalka w c (ktory sam wymyslilem i na podobnych pomyclach oparlem cala moja biblioteke do tekstow sickle.c) vs c++ owy stlowy crap?
tam wyzej oczywiscie w uzywaniu tego lepiej dodac static, by ten reallocowy seed sie nie gubil wtedy nie bedzie wyciekow, ew trzebby przed wykjsciem z funkci resizowac do zera
>
> czyste mile (prawie ze genialne pod pewnymi wzgledami) c
>
> nie trzeba sie babrac z zadnym stlowym krapem - no ale jak mowie styl w pisaniu w c sobie trzeba wypracowac
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