diff options
| author | allen <allen@17b73243-c579-4c4c-a9d2-2d5706c11dac> | 1999-04-10 22:57:05 +0000 |
|---|---|---|
| committer | allen <allen@17b73243-c579-4c4c-a9d2-2d5706c11dac> | 1999-04-10 22:57:05 +0000 |
| commit | e11d2ffa08ba79f85dde5aa3418f7d5920037f6b (patch) | |
| tree | a391081f2704a96871daf4f3e6498fff57627244 /src/main/GroupsOnGH.c | |
| parent | 578d96eb19e3ad6371a6c9c9ac0beb26345710e0 (diff) | |
Some error checking
git-svn-id: http://svn.cactuscode.org/flesh/trunk@464 17b73243-c579-4c4c-a9d2-2d5706c11dac
Diffstat (limited to 'src/main/GroupsOnGH.c')
| -rw-r--r-- | src/main/GroupsOnGH.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/src/main/GroupsOnGH.c b/src/main/GroupsOnGH.c index e41148a7..f11818d4 100644 --- a/src/main/GroupsOnGH.c +++ b/src/main/GroupsOnGH.c @@ -37,7 +37,14 @@ static char *rcsid = "$Header$"; @@*/ void *CCTK_GetVarDataPtr_ByName(cGH *GH, char *fullvarname, int timelevel) { - return (GH->data[CCTK_GetVarNum(NULL,NULL,fullvarname)][timelevel]); + int index; + void *retval=NULL; + + index = CCTK_GetVarNum(NULL,NULL,fullvarname); + if (index >= 0) + { + retval = GH->data[index][timelevel]; + } } /*@@ |