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Diffstat (limited to 'src/WriteGF.c')
-rw-r--r--src/WriteGF.c10
1 files changed, 6 insertions, 4 deletions
diff --git a/src/WriteGF.c b/src/WriteGF.c
index 6f02c63..aa3a1d9 100644
--- a/src/WriteGF.c
+++ b/src/WriteGF.c
@@ -28,6 +28,7 @@
void IOBasic_WriteGF (cGH *GH, int index, const char *alias)
{
DECLARE_CCTK_PARAMETERS
+ int ierr;
int i;
ioGH *ioUtilGH;
iobasicGH *myGH;
@@ -92,7 +93,8 @@ void IOBasic_WriteGF (cGH *GH, int index, const char *alias)
/* get the reduction handle from the reduction operator */
reduction_handle = CCTK_ReductionHandle (reductions [i].operator);
- if (reduction_handle < 0) {
+ if (reduction_handle < 0)
+ {
CCTK_VWarn (1, __LINE__, __FILE__, CCTK_THORNSTRING,
"IOBasic_WriteGF: Invalid reduction operator '%s'",
reductions [i].operator);
@@ -100,11 +102,11 @@ void IOBasic_WriteGF (cGH *GH, int index, const char *alias)
}
/* do the reduction (all processors) */
- CCTK_Reduce (GH, 0, reduction_handle, 1, CCTK_VARIABLE_REAL,
- &reduction_value, 1, index);
+ ierr = CCTK_Reduce (GH, 0, reduction_handle, 1, CCTK_VARIABLE_REAL,
+ &reduction_value, 1, index);
/* dump the reduction value to file by processor 0 */
- if (CCTK_MyProc (GH) == 0)
+ if (ierr == 0 && CCTK_MyProc (GH) == 0)
{
/* build the filename */