Added check for second WaitForColon

[tpg/opendispense2.git] / src / server / handler_coke.c

diff --git a/src/server/handler_coke.c b/src/server/handler_coke.c
index ad5387f..cd02fa7 100644 (file)
--- a/src/server/handler_coke.c
+++ b/src/server/handler_coke.c
@@ -71,7 +71,10 @@ int Coke_CanDispense(int User, int Item)
        sprintf(tmp, "s%i\r\n", Item);
        write(giCoke_SerialFD, tmp, 4);
        
-       WaitForColon();
+       if( WaitForColon() ) {
+               fprintf(stderr, "Coke machine timed out (after initial)\n");
+               return -2;      // -EMYBAD
+       }
 
        ret = ReadLine(sizeof(tmp)-1, tmp);
        printf("ret = %i, tmp = '%s'\n", ret, tmp);