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| author | patthoyts <patthoyts@users.sourceforge.net> | 2007-11-17 21:28:05 (GMT) |
|---|---|---|
| committer | patthoyts <patthoyts@users.sourceforge.net> | 2007-11-17 21:28:05 (GMT) |
| commit | 6cb937528ddf86aca32fbae1af99b6b4ab59653d (patch) | |
| tree | aba921a5e65aceda64cb68ca883d80d542fae88b /generic/tkFont.c | |
| parent | 47bb49fb410bdc4333931805c2c3df2192d604c3 (diff) | |
| download | tk-6cb937528ddf86aca32fbae1af99b6b4ab59653d.zip tk-6cb937528ddf86aca32fbae1af99b6b4ab59653d.tar.gz tk-6cb937528ddf86aca32fbae1af99b6b4ab59653d.tar.bz2 | |
Only check for -displayof if there are sufficient arguments. This permits checking strings like -d.
Diffstat (limited to 'generic/tkFont.c')
| -rw-r--r-- | generic/tkFont.c | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/generic/tkFont.c b/generic/tkFont.c index 64c487b..d80227a 100644 --- a/generic/tkFont.c +++ b/generic/tkFont.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: tkFont.c,v 1.40 2007/10/21 14:50:19 das Exp $ + * RCS: @(#) $Id: tkFont.c,v 1.41 2007/11/17 21:28:05 patthoyts Exp $ */ #include "tkInt.h" @@ -718,12 +718,14 @@ Tk_FontObjCmd( case FONT_MEASURE: { char *string; Tk_Font tkfont; - int length, skip; + int length = 0, skip = 0; Tcl_Obj *resultPtr; - skip = TkGetDisplayOf(interp, objc - 3, objv + 3, &tkwin); - if (skip < 0) { - return TCL_ERROR; + if (objc > 4) { + skip = TkGetDisplayOf(interp, objc - 3, objv + 3, &tkwin); + if (skip < 0) { + return TCL_ERROR; + } } if (objc - skip != 4) { Tcl_WrongNumArgs(interp, 2, objv, "font ?-displayof window? text"); |