From 4908f71b75c7ffa6bb76396afd186eaedf1a2044 Mon Sep 17 00:00:00 2001
From: Michael Preisach <michael.preisach@ins.jku.at>
Date: Thu, 16 Sep 2021 13:49:43 +0000
Subject: [PATCH] another fix for server connection handling

---
 server.c | 13 +++++++------
 1 file changed, 7 insertions(+), 6 deletions(-)

diff --git a/server.c b/server.c
index 8d47e7f..9467e7a 100644
--- a/server.c
+++ b/server.c
@@ -54,14 +54,15 @@ int server_start(conn_handler handler, int16_t port) {
             for(ret = 0; 0 == ret;) {
                 bzero(buffer, MAX_BUFSIZE);
                 len = 0;
-                for(int i = 0; 0 < i && buffer[len-1] != '\n';) {
-                    i = read(clientfd, &buffer[len], sizeof(buffer)-len);
-		    len += i;
-                }
-                if (0 > len) {
+		do {
+                    ret = read(clientfd, &buffer[len], sizeof(buffer)-len);
+		    len += ret;
+                } while(0 < ret && buffer[len-1] != '\n');
+
+                if (0 > ret) {
                     printf("server_start: cannot read from socket\n");
                     ret = -1;
-                } else if(0 == len) {
+                } else if(0 == ret) {
                     printf("server_start: client closed connection\n");
                     ret = 1;
                 } else {