From 50eb6f4cf78a1fa04b9032e899410d24cc7d3fcb Mon Sep 17 00:00:00 2001
From: ubuntu201711081 <201711081@jbnu.ac.kr>
Date: Fri, 4 Dec 2020 10:13:56 +0000
Subject: [PATCH] modify p-client child return value

---
 p-server.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/p-server.c b/p-server.c
index bb67be1..3783414 100644
--- a/p-server.c
+++ b/p-server.c
@@ -266,6 +266,7 @@ int main(int argc, const char *argv[]){
         int fd, pid;
         char ip_buf[INET_ADDRSTRLEN];
         const char * msg;
+        int retval = 0;
         if((csock = accept(sock, (struct sockaddr *)&client_addr,&client_addr_len)) < 0){
             free(buf);
             perror("accept error");
@@ -276,13 +277,14 @@ int main(int argc, const char *argv[]){
         pid = fork();
         if(pid == 0){
             if((fd = read_request(csock,buf,bufsize)) > 0){
-                send_response(csock,fd,buf,bufsize);
+                retval = send_response(csock,fd,buf,bufsize);
                 close(fd);
             }
+            else retval = fd;
             if(close(csock) < 0)
                 perror("csock close error");
             free(buf);
-            return 0;
+            return retval;
         }
     }
     for (i = 0; i < 3; i++)