#include
#include
# include
//struct sigaction act, old_term, old_quit, old_int;
static int parent = 1;
static int children = 4;
int status = 0;
/*
void fastcgi_cleanup(int signal) {
sigaction(SIGTERM, &old_term, 0);
printf("Signal handler\n");
exit(0);
}
*/
int main() {
int running = 0;
/*
act.sa_flags = 0;
act.sa_handler = fastcgi_cleanup;
if (sigaction(SIGTERM, &act, &old_term) ||
sigaction(SIGINT, &act, &old_int) ||
sigaction(SIGQUIT, &act, &old_quit)
) {
printf("Can't set signals");
exit(1);
}
*/
while (parent) {
do {
int pid = fork();
switch (pid) {
case 0:
printf("Start child: %d\n", getpid());
/* Child */
/*
sigaction(SIGTERM, &old_term, 0);
sigaction(SIGQUIT, &old_quit, 0);
sigaction(SIGINT, &old_int, 0);
*/
parent = 0;
break;
default:
printf ("Master: %d\n", getpid());
running++;
break;
}
} while (parent && (running < children));
if (parent) {
while (1) {
if (wait(&status) >= 0) {
printf("Master wait loop\n");
running--;
printf("Master: child killed\n");
break;
}
}
}
}
if (!parent) {
printf("Child start to work: %d\n", getpid());
int counter = 0;
while (1) {
counter++;
sleep(1);
if (counter > 5) {
break;
}
}
printf("stop %d process\n", getpid());
exit(0);
}
}
Код вычленен из оригинального: sapi/cgi/cgi_main.c
No comments:
Post a Comment
Note: only a member of this blog may post a comment.