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author | dkf <donal.k.fellows@manchester.ac.uk> | 2003-04-08 22:59:33 (GMT) |
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committer | dkf <donal.k.fellows@manchester.ac.uk> | 2003-04-08 22:59:33 (GMT) |
commit | 2e1d167bcf3f715cb70c6bea87eb3dbb6c28bdb3 (patch) | |
tree | ff3d506aff61f837f3556f46c31d6b7aeb52f5da | |
parent | cefcc05cd44b587cb2f9f673b2f3cc472e2c80db (diff) | |
download | tcl-2e1d167bcf3f715cb70c6bea87eb3dbb6c28bdb3.zip tcl-2e1d167bcf3f715cb70c6bea87eb3dbb6c28bdb3.tar.gz tcl-2e1d167bcf3f715cb70c6bea87eb3dbb6c28bdb3.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 596cab0..0d15bde 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 1.27.2.3 2003/03/14 23:19:45 dkf Exp $ + * RCS: @(#) $Id: tclCmdAH.c,v 1.27.2.4 2003/04/08 22:59:36 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; } |