28 lines
540 B
C
28 lines
540 B
C
#include <sys/types.h>
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#include <unistd.h>
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#include <stdio.h>
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#include <string.h>
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#define R 0
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#define W 1
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int main ( ) {
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int fd[2] ;
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char message[100] ;
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int nboctets ;
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char *phrase = " message envoye au pere par le fils " ;
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pipe ( fd ) ;
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if (fork() == 0) {
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close ( fd[R] ) ;
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write ( fd[W] , phrase , strlen (phrase) + 1 ) ;
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close ( fd[W] ) ;
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}
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else {
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close ( fd[W] ) ;
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nboctets = read ( fd[R] , message , 100 ) ;
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printf ( " Lecture %d octets : %s\n" , nboctets , message ) ;
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close ( fd [R] ) ;
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}
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return 0;
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} |