diff options
| author | William Joye <wjoye@cfa.harvard.edu> | 2018-10-08 18:01:10 (GMT) |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2018-10-08 18:01:10 (GMT) |
| commit | 12a36e17164f1ed3e5eee566055fa6a2627cedbb (patch) | |
| tree | b7076ae733e9effee29ef8b4145dd75bb956e039 | |
| parent | 52df9347d4a8e653659da20f99780076e0dd68aa (diff) | |
| parent | 656c05f8c8041208477226ea20ecb2b5403683c6 (diff) | |
| download | blt-12a36e17164f1ed3e5eee566055fa6a2627cedbb.zip blt-12a36e17164f1ed3e5eee566055fa6a2627cedbb.tar.gz blt-12a36e17164f1ed3e5eee566055fa6a2627cedbb.tar.bz2 | |
Merge pull request #18 from prs-de/NaN-is-NaN
Support NaN as not-a-number representation
| -rw-r--r-- | generic/tkbltVecCmd.C | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/generic/tkbltVecCmd.C b/generic/tkbltVecCmd.C index 8603d54..7bcfd4f 100644 --- a/generic/tkbltVecCmd.C +++ b/generic/tkbltVecCmd.C @@ -162,11 +162,11 @@ static int Blt_ExprDoubleFromObj(Tcl_Interp* interp, Tcl_Obj *objPtr, if (Tcl_GetDoubleFromObj((Tcl_Interp *)NULL, objPtr, valuePtr) == TCL_OK) return TCL_OK; - // Interpret the empty string as NaN + // Interpret the empty string "" and "NaN" as NaN. int length; char *string; string = Tcl_GetStringFromObj(objPtr, &length); - if (length == 0) { + if (length == 0 || (length == 3 && strcmp(string, "NaN") == 0)) { *valuePtr = NAN; return TCL_OK; } |