From 17eee5e4d7f7b125467078788f1dc76beba15ef6 Mon Sep 17 00:00:00 2001
From: Reijo Tomperi <aggro80@users.sourceforge.net>
Date: Sun, 25 Jan 2009 11:05:51 +0000
Subject: [PATCH] Fix ticket #58 (If given path is empty it is assumed that it
 wasn't given)

---
 src/cppcheck.cpp | 11 +++++++++--
 1 file changed, 9 insertions(+), 2 deletions(-)

diff --git a/src/cppcheck.cpp b/src/cppcheck.cpp
index d742f3392..58736be0c 100644
--- a/src/cppcheck.cpp
+++ b/src/cppcheck.cpp
@@ -68,7 +68,7 @@ void CppCheck::addFile(const std::string &path, const std::string &content)
 std::string CppCheck::parseFromArgs(int argc, const char* const argv[])
 {
     std::vector<std::string> pathnames;
-
+    bool showHelp = false;
     for (int i = 1; i < argc; i++)
     {
         // Flag used for various purposes during debugging
@@ -100,6 +100,7 @@ std::string CppCheck::parseFromArgs(int argc, const char* const argv[])
         {
             pathnames.clear();
             _filenames.clear();
+            showHelp = true;
             break;
         }
 
@@ -149,7 +150,8 @@ std::string CppCheck::parseFromArgs(int argc, const char* const argv[])
             FileLister::RecursiveAddFiles(_filenames, iter->c_str(), true);
     }
 
-    if (_filenames.empty())
+
+    if (argc <= 1 || showHelp)
     {
         std::ostringstream oss;
         oss <<   "Cppcheck 1.27\n"
@@ -186,6 +188,11 @@ std::string CppCheck::parseFromArgs(int argc, const char* const argv[])
         "    cppcheck -I inc1/ -I inc2/ f.cpp\n";
         return oss.str();
     }
+    else if (_filenames.empty())
+    {
+        return "cppcheck: No C or C++ source files found.\n";
+    }
+
 
     return "";
 }