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| author | dkf <donal.k.fellows@manchester.ac.uk> | 2003-04-08 22:55:06 (GMT) |
|---|---|---|
| committer | dkf <donal.k.fellows@manchester.ac.uk> | 2003-04-08 22:55:06 (GMT) |
| commit | e97a7ae6a0efb511feb257bacc4e2daaa8e20a92 (patch) | |
| tree | da34ff450686f85933e779193b3009a6ebe6f3b1 | |
| parent | 45bcc347fab6f309d05ba3dfd53c163c993b30e0 (diff) | |
| download | tcl-e97a7ae6a0efb511feb257bacc4e2daaa8e20a92.zip tcl-e97a7ae6a0efb511feb257bacc4e2daaa8e20a92.tar.gz tcl-e97a7ae6a0efb511feb257bacc4e2daaa8e20a92.tar.bz2 | |
Use correct test for the empty string in Tcl_ErrorObjCmd
| -rw-r--r-- | ChangeLog | 7 | ||||
| -rw-r--r-- | generic/tclCmdAH.c | 4 |
2 files changed, 9 insertions, 2 deletions
@@ -1,3 +1,10 @@ +2003-04-08 Donal K. Fellows <fellowsd@cs.man.ac.uk> + + * generic/tclCmdAH.c (Tcl_ErrorObjCmd): Strings are only empty if + they have zero length, not if their first byte is zero, so fix + test guarding Tcl_AddObjErrorInfo to take this into account. [Bug + reported by Don Porter; no bug-id.] + 2003-04-07 Don Porter <dgp@users.sourceforge.net> * generic/tclCompCmds.c (TclCompileIfCmd): Corrected string limits of diff --git a/generic/tclCmdAH.c b/generic/tclCmdAH.c index aece00f..25574ad 100644 --- a/generic/tclCmdAH.c +++ b/generic/tclCmdAH.c @@ -11,7 +11,7 @@ * See the file "license.terms" for information on usage and redistribution * of this file, and for a DISCLAIMER OF ALL WARRANTIES. * - * RCS: @(#) $Id: tclCmdAH.c,v 1.29 2003/03/14 16:28:07 dkf Exp $ + * RCS: @(#) $Id: tclCmdAH.c,v 1.30 2003/04/08 22:55:09 dkf Exp $ */ #include "tclInt.h" @@ -559,7 +559,7 @@ Tcl_ErrorObjCmd(dummy, interp, objc, objv) if (objc >= 3) { /* process the optional info argument */ info = Tcl_GetStringFromObj(objv[2], &infoLen); - if (*info != 0) { + if (infoLen > 0) { Tcl_AddObjErrorInfo(interp, info, infoLen); iPtr->flags |= ERR_ALREADY_LOGGED; } |