[vox] things that really suck about C!
Bill Ward
bill at wards.net
Mon Mar 1 10:49:29 PST 2010
I think you should view C as being nothing more than a platform-independent
assembly language. It astonishes me that it is still used as widely as it
is.
On Sun, Feb 28, 2010 at 6:35 PM, Brian Lavender <brian at brie.com> wrote:
> I think if anything, C has been a certain detriment to the field of
> computer science!
>
> One calls a function and the arguments are passed by value. Call a
> function with an array as an argument, and feel free to modify its
> contents!
>
> Certainly, C++ added the idea of reference, but I think Pascal
> simplifies these concepts much better. Yet, Pascal seems to be relegated
> to the status as a legacy language!
>
> brian
>
>
> #include <stdio.h>
>
> #define CAP 10
>
> void mod_array(int a[])
> {
> a[2] = 5;
> }
>
> void trychange(int a)
> {
> a = 2;
> }
>
> void reallychange(int *a)
> {
> *a = 2;
> }
>
> int main() {
> int b[CAP];
> int c;
> int i;
>
> printf("Load array and change a value\n");
> for (i=0; i < CAP; i++)
> b[i] = i + 20;
>
>
> mod_array(b);
>
> for (i=0; i < CAP; i++)
> printf("b[%d] has value of %d\n",i,b[i]);
>
> c = 10;
>
> printf("c has a value of %d\n",c);
> trychange(c);
>
> printf("c has a value of %d after trychange(c)\n",c);
>
> reallychange(&c);
>
> printf("c has a value of %d after reallychange(&c)\n",c);
>
>
> }
>
> --
> Brian Lavender
> http://www.brie.com/brian/
>
> "There are two ways of constructing a software design. One way is to
> make it so simple that there are obviously no deficiencies. And the other
> way is to make it so complicated that there are no obvious deficiencies."
>
> Professor C. A. R. Hoare
> The 1980 Turing award lecture
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>
--
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