From 51345f7a1f6f664e85cf40d6f92d8f7946a220fd Mon Sep 17 00:00:00 2001
From: tradke <tradke@b589c3ab-70e8-4b4d-a09f-cba2dd200880>
Date: Mon, 10 Apr 2000 11:43:02 +0000
Subject: Don't register any IO method if IOUtil wasn't activated.

git-svn-id: http://svn.cactuscode.org/arrangements/CactusBase/IOBasic/trunk@48 b589c3ab-70e8-4b4d-a09f-cba2dd200880
---
 src/Startup.c | 8 ++++++++
 1 file changed, 8 insertions(+)

(limited to 'src/Startup.c')

diff --git a/src/Startup.c b/src/Startup.c
index b5dac2f..383677c 100644
--- a/src/Startup.c
+++ b/src/Startup.c
@@ -48,6 +48,14 @@ void IOBasic_Startup (void)
   int IOMethod;
   int IO_GHExtension;
 
+
+  if (CCTK_GHExtensionHandle ("IO") < 0)
+  {
+    CCTK_WARN (1, "Thorn IOUtil was not activated. "
+                  "No IOBasic IO methods will be enabled.");
+    return;
+  }
+
   IO_GHExtension = CCTK_RegisterGHExtension ("IOBasic");
   CCTK_RegisterGHExtensionSetupGH (IO_GHExtension, IOBasic_SetupGH);
   CCTK_RegisterGHExtensionInitGH (IO_GHExtension, IOBasic_InitGH);
-- 
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