diff options
Diffstat (limited to 'generic/tclNamesp.c')
| -rw-r--r-- | generic/tclNamesp.c | 16 |
1 files changed, 15 insertions, 1 deletions
diff --git a/generic/tclNamesp.c b/generic/tclNamesp.c index b64b6cc..43b074c 100644 --- a/generic/tclNamesp.c +++ b/generic/tclNamesp.c @@ -19,7 +19,7 @@ * See the file "license.terms" for information on usage and redistribution * of this file, and for a DISCLAIMER OF ALL WARRANTIES. * - * RCS: @(#) $Id: tclNamesp.c,v 1.16 2000/01/26 21:36:35 ericm Exp $ + * RCS: @(#) $Id: tclNamesp.c,v 1.17 2000/03/27 22:18:56 hobbs Exp $ */ #include "tclInt.h" @@ -956,6 +956,20 @@ Tcl_Export(interp, namespacePtr, pattern, resetListFirst) } /* + * Make sure that we don't already have the pattern in the array + */ + if (nsPtr->exportArrayPtr != NULL) { + for (i = 0; i < nsPtr->numExportPatterns; i++) { + if (strcmp(pattern, nsPtr->exportArrayPtr[i]) == 0) { + /* + * The pattern already exists in the list + */ + return TCL_OK; + } + } + } + + /* * Make sure there is room in the namespace's pattern array for the * new pattern. */ |