33 lines
581 B
C
33 lines
581 B
C
#include <stdio.h>
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#include <unistd.h>
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#include <stdlib.h>
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#include <assert.h>
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#include <sys/wait.h>
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int main(int argc, char *argv[])
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{
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pid_t p;
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int status;
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p = fork();
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assert( p >= 0);
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if ( p == 0){
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printf("@retour de fork = %d pid = %d ppid = %d\n",p,getpid(),getppid());
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sleep(4);
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exit(2);
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}
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printf("@retour de fork = %d pid = %d ppid = %d\n",p,getpid(),getppid());
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assert( wait(&status) >= 0);
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if (WIFEXITED(status))
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printf("code retour fils = %d\n",WEXITSTATUS(status));
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execlp("ls","totototo","-l","/",NULL);
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/* code ici */
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assert(0);
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return 0;
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}
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