diff options
Diffstat (limited to 'generic')
| -rw-r--r-- | generic/tclPathObj.c | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/generic/tclPathObj.c b/generic/tclPathObj.c index 9ed241a..0cc577b 100644 --- a/generic/tclPathObj.c +++ b/generic/tclPathObj.c @@ -10,7 +10,7 @@ * See the file "license.terms" for information on usage and redistribution of * this file, and for a DISCLAIMER OF ALL WARRANTIES. * - * RCS: @(#) $Id: tclPathObj.c,v 1.49 2006/01/12 18:35:28 vasiljevic Exp $ + * RCS: @(#) $Id: tclPathObj.c,v 1.50 2006/03/03 04:32:11 dgp Exp $ */ #include "tclInt.h" @@ -309,12 +309,20 @@ TclFSNormalizeAbsolutePath( * Either way, we now remove the last path element. */ - while (--curLen >= 0) { + while (--curLen > 0) { if (IsSeparatorOrNull(linkStr[curLen])) { Tcl_SetObjLength(retVal, curLen); break; } } + if (curLen == 0) { + /* Attempt to .. beyond root becomes root: "/" */ + if (dirSep[3] != 0) { + Tcl_SetObjLength(retVal, 0); + } else { + Tcl_SetObjLength(retVal, 1); + } + } } dirSep += 3; oldDirSep = dirSep; |