From aa49d94ce06b3df1a87b62d49190ae81428b8d2a Mon Sep 17 00:00:00 2001
From: Brad King <brad.king@kitware.com>
Date: Tue, 18 Dec 2001 14:55:11 -0500
Subject: ENH: Added error reporting for missing arguments to ENDIF.

---
 Source/cmIfCommand.cxx | 18 +++++++++++++++++-
 1 file changed, 17 insertions(+), 1 deletion(-)

diff --git a/Source/cmIfCommand.cxx b/Source/cmIfCommand.cxx
index e25502e..ba5bdfb 100644
--- a/Source/cmIfCommand.cxx
+++ b/Source/cmIfCommand.cxx
@@ -43,7 +43,7 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 bool cmIfFunctionBlocker::
 IsFunctionBlocked(const char *name, const std::vector<std::string> &args, 
-                  cmMakefile &)
+                  cmMakefile &mf)
 {
   if (!strcmp(name,"ELSE") || !strcmp(name,"ENDIF"))
     {
@@ -51,6 +51,22 @@ IsFunctionBlocked(const char *name, const std::vector<std::string> &args,
       {
       return false;
       }
+    else if(args.empty())
+      {
+      std::string err = "Empty arguments for ";
+      err += name;
+      err += ".  Did you mean ";
+      err += name;
+      err += "( ";
+      for(std::vector<std::string>::const_iterator a = m_Args.begin();
+          a != m_Args.end();++a)
+        {
+        err += *a;
+        err += " ";
+        }
+      err += ")?";
+      cmSystemTools::Error(err.c_str());
+      }
     }
   return true;
 }
-- 
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