From 5c9488fc13e8d7793c9c3e5e09e5bc87b90bed2c Mon Sep 17 00:00:00 2001
From: Sandy Carter <bwrsandman@gmail.com>
Date: Fri, 14 Aug 2015 23:42:00 -0400
Subject: [PATCH] Prevent the use of --output-file when downloading multiple
 files

---
 main.cpp | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/main.cpp b/main.cpp
index 411373e..b8df4a5 100644
--- a/main.cpp
+++ b/main.cpp
@@ -336,6 +336,12 @@ int main(int argc, char *argv[])
             if (i->compare(0, GlobalConstants::PROTOCOL_PREFIX.length(), GlobalConstants::PROTOCOL_PREFIX) == 0)
                 config.sFileIdString = *i;
 
+        if (!config.sOutputFilename.empty() && config.sFileIdString.find(',') != std::string::npos)
+        {
+            std::cerr << "Cannot specify an output file name when downloading multiple files." << std::endl;
+            return 1;
+        }
+
         // Override cover option
         if (bNoCover)
             config.bCover = false;