Make new web api safe for bootstrap build.

Source/cmCTest.cxx

@@ -320,6 +320,7 @@ bool cmCTest::ShouldCompressTestOutput()
 //----------------------------------------------------------------------------
 std::string cmCTest::GetCDashVersion()
 {
+#ifdef CMAKE_BUILD_WITH_CMAKE
   //First query the server.  If that fails, fall back to the local setting
   std::string response;
   std::string url = "http://";
@@ -328,6 +329,9 @@ std::string cmCTest::GetCDashVersion()
   int res = cmSystemTools::HTTPRequest(url, cmSystemTools::HTTP_GET, response);
   
   return res ? this->GetCTestConfiguration("CDashVersion") : response;
+#else
+  return this->GetCTestConfiguration("CDashVersion");
+#endif
 }
 
 //----------------------------------------------------------------------------

Source/cmSystemTools.cxx

@@ -2942,6 +2942,7 @@ HTTPResponseCallback(void *ptr, size_t size, size_t nmemb, void *data)
   return realsize;
 }
 
+#ifdef CMAKE_BUILD_WITH_CMAKE
 //----------------------------------------------------------------------------
 int cmSystemTools::HTTPRequest(std::string url, HTTPMethod method,
                                        std::string& response,
@@ -2977,3 +2978,4 @@ int cmSystemTools::HTTPRequest(std::string url, HTTPMethod method,
   
   return static_cast<int>(res);
 }
+#endif

Source/cmSystemTools.h

@@ -46,18 +46,6 @@ public:
   static void ExpandRegistryValues(std::string& source,
                                    KeyWOW64 view = KeyWOW64_Default);
 
-  enum HTTPMethod {
-    HTTP_GET,
-    HTTP_POST
-  };
-
-  /**
-   * Perform an HTTP request.
-   */
-  static int HTTPRequest(std::string url, HTTPMethod method,
-                          std::string& response,
-                          std::string fields = "", int timeout = 10);
-
   /**
    * Platform independent escape spaces, unix uses backslash,
    * windows double quotes the string.
@@ -354,6 +342,18 @@ public:
   static std::string RelativePath(const char* local, const char* remote);
 
 #ifdef CMAKE_BUILD_WITH_CMAKE
+  enum HTTPMethod {
+    HTTP_GET,
+    HTTP_POST
+  };
+
+  /**
+   * Perform an HTTP request.
+   */
+  static int HTTPRequest(std::string url, HTTPMethod method,
+                          std::string& response,
+                          std::string fields = "", int timeout = 10);
+
   /** Remove an environment variable */
   static bool UnsetEnv(const char* value);