/* include child_make */
#include "unp.h"
#include "child.h"
pid_t
child_make(int i, int listenfd, int addrlen)
{
int sockfd[2];
pid_t pid;
void child_main(int, int, int);
Socketpair(AF_LOCAL, SOCK_STREAM, 0, sockfd);
if ( (pid = Fork()) > 0) {
Close(sockfd[1]);
cptr[i].child_pid = pid;
cptr[i].child_pipefd = sockfd[0];
cptr[i].child_status = 0;
return(pid); /* parent */
}
Dup2(sockfd[1], STDERR_FILENO); /* child's stream pipe to parent */
Close(sockfd[0]);
Close(sockfd[1]);
Close(listenfd); /* child does not need this open */
child_main(i, listenfd, addrlen); /* never returns */
}
/* end child_make */
/* include child_main */
void
child_main(int i, int listenfd, int addrlen)
{
char c;
int connfd;
ssize_t n;
void web_child(int);
printf("child %ld starting\n", (long) getpid());
for ( ; ; ) {
if ( (n = Read_fd(STDERR_FILENO, &c, 1, &connfd)) == 0)
err_quit("read_fd returned 0");
if (connfd < 0)
err_quit("no descriptor from read_fd");
web_child(connfd); /* process the request */
Close(connfd);
Write(STDERR_FILENO, "", 1); /* tell parent we're ready again */
}
}
/* end child_main */
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