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| author | Miguel Sofer <miguel.sofer@gmail.com> | 2006-09-24 20:46:40 (GMT) |
|---|---|---|
| committer | Miguel Sofer <miguel.sofer@gmail.com> | 2006-09-24 20:46:40 (GMT) |
| commit | ee372e0ed9868f69a64753ccad5555936df09fd3 (patch) | |
| tree | b7c0d440e13e7bf0d0ef837d01ae35bcecc9f403 /generic | |
| parent | 8d6152095bc898e1db290fe1865eb783c070e3e3 (diff) | |
| download | tcl-ee372e0ed9868f69a64753ccad5555936df09fd3.zip tcl-ee372e0ed9868f69a64753ccad5555936df09fd3.tar.gz tcl-ee372e0ed9868f69a64753ccad5555936df09fd3.tar.bz2 | |
* generic/tclStringObj.c (STRING_SIZE): fix allocation for
0-length strings. This is coverity's bugs #54-5
Diffstat (limited to 'generic')
| -rw-r--r-- | generic/tclStringObj.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/generic/tclStringObj.c b/generic/tclStringObj.c index 40ec1bf..af94b6d 100644 --- a/generic/tclStringObj.c +++ b/generic/tclStringObj.c @@ -33,7 +33,7 @@ * See the file "license.terms" for information on usage and redistribution of * this file, and for a DISCLAIMER OF ALL WARRANTIES. * - * RCS: @(#) $Id: tclStringObj.c,v 1.57 2006/08/28 16:05:32 dgp Exp $ */ + * RCS: @(#) $Id: tclStringObj.c,v 1.58 2006/09/24 20:46:40 msofer Exp $ */ #include "tclInt.h" #include "tommath.h" @@ -110,7 +110,9 @@ typedef struct String { #define STRING_UALLOC(numChars) \ (numChars * sizeof(Tcl_UniChar)) #define STRING_SIZE(ualloc) \ - ((unsigned) (sizeof(String) - sizeof(Tcl_UniChar) + ualloc)) + ((unsigned) ((ualloc) \ + ? sizeof(String) - sizeof(Tcl_UniChar) + (ualloc) \ + : sizeof(String))) #define GET_STRING(objPtr) \ ((String *) (objPtr)->internalRep.otherValuePtr) #define SET_STRING(objPtr, stringPtr) \ |