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| author | dkf <donal.k.fellows@manchester.ac.uk> | 2019-05-17 07:31:47 (GMT) |
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| committer | dkf <donal.k.fellows@manchester.ac.uk> | 2019-05-17 07:31:47 (GMT) |
| commit | c54b6957b8f0577a8d2789b9cc88a04a7da7a478 (patch) | |
| tree | a88c9c80571094587464060f1a831a268d8e8302 /doc | |
| parent | 0f34d49b76e87e5f454a9b468e981bc71f43907c (diff) | |
| parent | 503da2614f2490195b2bd436c44cc52f3678becd (diff) | |
| download | tcl-c54b6957b8f0577a8d2789b9cc88a04a7da7a478.zip tcl-c54b6957b8f0577a8d2789b9cc88a04a7da7a478.tar.gz tcl-c54b6957b8f0577a8d2789b9cc88a04a7da7a478.tar.bz2 | |
merge core-8-branch
Diffstat (limited to 'doc')
| -rw-r--r-- | doc/TraceVar.3 | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/doc/TraceVar.3 b/doc/TraceVar.3 index 19cb467..c3edfa4 100644 --- a/doc/TraceVar.3 +++ b/doc/TraceVar.3 @@ -331,11 +331,11 @@ trace procedures will always be invoked. .SH "RESTRICTIONS" .PP A trace procedure can be called at any time, even when there -is a partially formed result in the interpreter's result area. If +are partially formed results stored in the interpreter. If the trace procedure does anything that could damage this result (such -as calling \fBTcl_Eval\fR) then it must save the original values of -the interpreter's \fBresult\fR and \fBfreeProc\fR fields and restore -them before it returns. +as calling \fBTcl_Eval\fR) then it must use the \fBTcl_SaveInterpState\fR +and related routines to save and restore the original state of +the interpreter before it returns. .SH "UNDEFINED VARIABLES" .PP It is legal to set a trace on an undefined variable. |