src/main.c: differentiate between message exit code 0 and -1

1 files changed, 9 insertions, 3 deletions

diff --git a/src/main.c b/src/main.c
index 4c3298b..bbf26e1 100644
--- a/src/main.c
+++ b/src/main.c
@@ -48,15 +48,21 @@ int process_message(struct pollfd *fds, nfds_t *nfds) {
       ssize_t message =
           read(fds[i].fd, buffer,
                sizeof(buffer)); /* read the message which the client sent */
-      /* if message of the client returns an error */
-      if (message < 0) {
+      if (message == 0) {
         /* close the connection if client disappeared or disconnected */
         close(fds[i].fd);
         fds[i] = fds[*nfds - 1]; /* move back last slot */
         (*nfds)--;               /* size down the current array */
         i--;
+      } else if (message == -1) {
+        /* if message of the client returns an error */
+        close(fds[i].fd);
+        fds[i] = fds[*nfds - 1]; /* move back last slot */
+        (*nfds)--;               /* size down the current array */
+        i--;
         return -1;
-      } else {
+      }
+      else {
         /* send every message bytes to the other clients */
         for (nfds_t j = 1; j < *nfds; j++) {
           if (j != i) {