diff options
Diffstat (limited to 'generic/tclLiteral.c')
| -rw-r--r-- | generic/tclLiteral.c | 55 |
1 files changed, 54 insertions, 1 deletions
diff --git a/generic/tclLiteral.c b/generic/tclLiteral.c index c887067..58ef176 100644 --- a/generic/tclLiteral.c +++ b/generic/tclLiteral.c @@ -8,11 +8,12 @@ * that appears in tclHash.c. * * Copyright (c) 1997-1998 Sun Microsystems, Inc. + * Copyright (c) 2004 by Kevin B. Kenny. All rights reserved. * * See the file "license.terms" for information on usage and redistribution * of this file, and for a DISCLAIMER OF ALL WARRANTIES. * - * RCS: @(#) $Id: tclLiteral.c,v 1.18 2004/07/15 18:31:34 kennykb Exp $ + * RCS: @(#) $Id: tclLiteral.c,v 1.19 2004/07/21 00:42:39 kennykb Exp $ */ #include "tclInt.h" @@ -78,6 +79,58 @@ TclInitLiteralTable(tablePtr) /* *---------------------------------------------------------------------- * + * TclCleanupLiteralTable -- + * + * This procedure frees the internal representation of every + * literal in a literal table. It is called prior to deleting + * an interp, so that variable refs will be cleaned up properly. + * + * Results: + * None. + * + * Side effects: + * Each literal in the table has its internal representation freed. + * + *---------------------------------------------------------------------- + */ + +void +TclCleanupLiteralTable( interp, tablePtr ) + Tcl_Interp* interp; /* Interpreter containing literals to purge */ + LiteralTable* tablePtr; /* Points to the literal table being cleaned */ +{ + int i; + LiteralEntry* entryPtr; + LiteralEntry* nextPtr; + Tcl_Obj* objPtr; + Tcl_ObjType* typePtr; + +#ifdef TCL_COMPILE_DEBUG + TclVerifyGlobalLiteralTable( (Interp*) interp ); +#endif /* TCL_COMPILE_DEBUG */ + + for ( i = 0; i < tablePtr->numBuckets; i++ ) { + entryPtr = tablePtr->buckets[i]; + while ( entryPtr != NULL ) { + objPtr = entryPtr->objPtr; + nextPtr = entryPtr->nextPtr; + typePtr = objPtr->typePtr; + if ( ( typePtr != NULL ) && ( typePtr->freeIntRepProc != NULL ) ) { + if ( objPtr->bytes == NULL ) { + Tcl_Panic( "literal without a string rep" ); + } + objPtr->typePtr = NULL; + typePtr->freeIntRepProc( objPtr ); + } + entryPtr = nextPtr; + } + } +} + + +/* + *---------------------------------------------------------------------- + * * TclDeleteLiteralTable -- * * This procedure frees up everything associated with a literal table |