Hi Kay,
Am Mittwoch, 14. September 2005 11:07 schrieb Kay Ramme - Sun Germany -
Hamburg:
> Arnulf,
>
> it looks quite similar, thanks for the hint. Do you know if they did
> some formal analysis of the performance?
>
not directly, but you could contact Jeff Hobbs:
part of the people at activestate.com:
Jeff Hobbs, Senior Developer, Tcl
Jeff is the Core Release Manager for the Tcl language.
...
At ActiveState, Jeff is the tech lead for Tcl technologies.
His email address is [EMAIL PROTECTED]
Hope that helps,
Arnulf
> Kay
>
> Arnulf Wiedemann wrote:
> > Hi Kay,
> > here is what the scripting language Tcl does use for dynamic string
> > handling:
> >
> > /*
> > * The structure defined below is used to hold dynamic strings. The only
> > * field that clients should use is the string field, accessible via the
> > * macro DStringValue.
> > */
> > #define DSTRING_STATIC_SIZE 200
> > typedef struct DString {
> > char *string; /* Points to beginning of string: either
> > * staticSpace below or a malloced array.
> > */ int length; /* Number of non-NULL characters in the *
> > string. */
> > int spaceAvl; /* Total number of bytes available for
> > the * string and its terminating NULL char. */ char
> > staticSpace[DSTRING_STATIC_SIZE];
> > /* Space to use in common case where
> > string * is small. */
> > } DString;
> >
> >
> > It is used there for some time and seems to have proven well. I had only
> > a short look at your document, but if I have understood correctly, you
> > plan to do something similar.
> >
> > +1
> > Just my 2 cents.
> > Arnulf
> >
> > Am Dienstag, 13. September 2005 17:38 schrieb Kay Ramme - Sun Germany -
> >
> > Hamburg:
> >>Hi guys,
> >>
> >>as the performance of rtl::OUStrings (the UNO C/C++ String) is coming up
> >>for discussions once a while (because of showing up in profiles e.g.
> >>when loading a large spreadsheet), I wrote a short paper
> >>
> >>http://udk.openoffice.org/common/man/concept/string_invest.html
> >>
> >>investigating especially into construction&destruction and suggesting a
> >>slightly modified variant, with improved behavior. So, if you have some
> >>time left, I would like to get your feedback ;-).
> >>
> >>
> >>Thanks in advance
> >>
> >>Kay
> >>
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