From b5c6730f7095a5898510a4a3b287895f30ed9003 Mon Sep 17 00:00:00 2001
From: Ken Martin <ken.martin@kitware.com>
Date: Wed, 27 Jun 2001 11:35:08 -0400
Subject: [PATCH] added help options

---
 Source/cmake.cxx | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/Source/cmake.cxx b/Source/cmake.cxx
index a267377af..8f8cbf90e 100644
--- a/Source/cmake.cxx
+++ b/Source/cmake.cxx
@@ -224,6 +224,20 @@ void cmake::AddCMakePaths(const std::vector<std::string>& args)
  
 int cmake::Generate(const std::vector<std::string>& args)
 {
+  // look for obvious request for help
+  for(unsigned int i=1; i < args.size(); ++i)
+    {
+    std::string arg = args[i];
+    if(arg.find("-help",0) != std::string::npos ||
+       arg.find("--help",0) != std::string::npos ||
+       arg.find("/?",0) != std::string::npos ||
+       arg.find("-usage",0) != std::string::npos)
+      {
+      this->Usage(args[0].c_str());
+      return -1;
+      }
+    }
+  
   // Create a makefile
   cmMakefile mf;