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some-usable-scripts
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bof

master
Philippe Pittoli 2011-10-27 18:25:05 +02:00
parent a7ea5df855
commit cfa25ea7bf
1 changed files with 43 additions and 43 deletions
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24
C_Language/voir.c
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@ -11,24 +11,24 @@
int main(int argc, char **argv) int main(int argc, char **argv)
{ {
int p[2],pid; int p[2],pid;
if(argc < 2) if(argc < 2)
{ {
perror("erreur argument"); perror("erreur argument");
exit(-1); exit(-1);
} }
if(pipe(p) == -1) if(pipe(p) == -1)
{ {
perror("erreur creation tube "); perror("erreur creation tube ");
exit(-2); exit(-2);
} }
pid=fork(); // creation du proc. fils pid=fork(); // creation du proc. fils
switch(pid ) switch(pid )
{ {
case -1: case -1:
perror("fork1"); perror("fork1");
exit(-3); exit(-3);
@ -53,7 +53,7 @@ switch(pid )
execlp("more","more",0); // si on saisit More par exemple -> message erreur execlp("more","more",0); // si on saisit More par exemple -> message erreur
printf("\nerreur execution more \n"); printf("\nerreur execution more \n");
exit(-5); exit(-5);
} }
exit(0); // on ne vient jamais ici exit(0); // on ne vient jamais ici
} }