From f1a4032a937950c7ca283492dd9111cbdf87d39a Mon Sep 17 00:00:00 2001
From: tradke <tradke@eff87b29-5268-4891-90a3-a07138403961>
Date: Wed, 3 Dec 2003 23:08:20 +0000
Subject: Only register IOJepg I/O method if the maximum dimension of grid
 variables is >= 2.

git-svn-id: http://svn.cactuscode.org/arrangements/CactusIO/IOJpeg/trunk@90 eff87b29-5268-4891-90a3-a07138403961
---
 src/Startup.c | 11 ++++++++---
 1 file changed, 8 insertions(+), 3 deletions(-)

diff --git a/src/Startup.c b/src/Startup.c
index f58a5a0..4d1cb19 100644
--- a/src/Startup.c
+++ b/src/Startup.c
@@ -41,15 +41,20 @@ static void *SetupGH (tFleshConfig *config, int conv_level, cGH *GH);
    @author    Thomas Radke
    @desc
               The startup registration routine for IOJpeg.
-              Registers the GH extensions needed for IOJpeg
-              along with its setup routine.
+              Registers the GH extensions needed for IOJpeg,
+              along with its setup routine, if there are grid variables
+              of at least dimensionality of 2.
    @enddesc
    @calls     CCTK_RegisterGHExtension
               CCTK_RegisterGHExtensionSetupGH
 @@*/
 void IOJpeg_Startup (void)
 {
-  CCTK_RegisterGHExtensionSetupGH (CCTK_RegisterGHExtension("IOJpeg"), SetupGH);
+  if (CCTK_MaxDim () >= 2)
+  {
+    CCTK_RegisterGHExtensionSetupGH (CCTK_RegisterGHExtension ("IOJpeg"),
+                                     SetupGH);
+  }
 }
 
 
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