Pipes se Linux...

[Jann Xantos]

Harris Kosmidhs wrote:
> 
> Re paidia oi sunarthsh pipe() exei diaforetiko implementation se Linux.
> To parakato programma trexei kanonika se AIX, eno sto Linux mou papala..
> Mporei kaneis na boh8hsei?
> Einai problhma tou Linux h tou programmatos?
> 
> #include <stdio.h>
> #include <unistd.h>
> 
> int main()
> {
>         int n,fd1[2],fd2[2],pid;
>         char buff[10],buff1[101];
> 
>         if(pipe(fd1)<0)
>                 perror("Error in 1 pipe");;
>         if(pipe(fd2)<0)
>                 perror("Error in 2 pipe");
> 
>         if((pid=fork())==0)
>         {
>                 if(dup2(fd1[0],0)<0)
>                         perror("Error in 1 dup\n");
>                 if(dup2(fd2[1],1)<0)
>                         perror("Error in 2 dup\n");;
>                 close(fd1[1]);close(fd2[0]);
>                 execl("/bin/bc\0","/bin/bc\0",NULL);
>         }
>         if((n=read(fd2[0],buff1,100))<0) /* Auto einai gia ta eisagvgika*/
>                 perror("Erro readin"); /*sxolia tou bc*/
>         if(write(fd1[1],"10+10\n",6)<0)
>                 perror("Error writting");
>         if((n=read(fd2[0],buff,3))<0)
>                 perror("Error in reading");
>         printf("10+10=%s\n",buff);
>         return 0;
> }
> 
> #############################
> # Kosmidhs Harris           #
> # hkosmidi at aix.meng.auth.gr #
> #############################
> 
> --
> ====================================================================
> Gia na mathete pos na xrisimopoiite ton majordomo, stilte e-mail
> sto "majordomo at argeas.argos.hol.gr" me 1 grammi sto keimeno: help
> Ta archives tis listas einai sto http://www.argos.hol.gr/lists
> Gia opoiodipote problima stilte  e-mail ston owner-linux-greek-users
> ====================================================================
--
====================================================================
Gia na mathete pos na xrisimopoiite ton majordomo, stilte e-mail
sto "majordomo at argeas.argos.hol.gr" me 1 grammi sto keimeno: help
Ta archives tis listas einai sto http://www.argos.hol.gr/lists
Gia opoiodipote problima stilte  e-mail ston owner-linux-greek-users
====================================================================