#include <signal.h>
void (*signal(int signum, void(* handler)(int)))(int);
#include <sys/types.h> #include <signal.h>
#include <unistd.h>
#include <signal.h>
#include <sys/types.h>
#include <sys/wait.h>
main()
{
pid_t pid;
int status;
if(!(pid= fork()))
{
printf("Hi I am child process!\n");
sleep(10);
return;
}
else
{
printf("send signal to child process (%d) \n", pid);
sleep(1);
kill(pid, SIGABRT);
wait(&status);
if(WIFSIGNALED(status))
printf("chile process receive signal %d\n", WTERMSIG(status));
}
}
sen signal to child process(3170) Hi I am child process! child process receive signal 6
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