[fpc-devel] Embedded Strings on nRF51-DK
pascaldragon at googlemail.com
Thu Apr 16 17:18:21 CEST 2015
Am 16.04.2015 14:44 schrieb "Paul Michell" <Paul at michellcomputing.co.uk>:
> On Thursday 16 Apr 2015 14:19:38 Sven Barth wrote:
> > First of: I don't know whether non-Shortstrings are supported on
> > (I haven't played with that target yet). So my following tips are geared
> > towards ShortString usage.
> > Which compiler mode are you using? You should use either mode FPC or at
> > most ObjFPC. Mode Delphi will switch on AnsiString. In any case you
> > ensure that you haven't enabled AnsiStrings using $H+ (simply disable
> > directive in that case).
> > Additionally you could declare your String variables explicitly as
> > ShortString instead of String.
> > Regards,
> > Sven
> I've tried mode FPC and ObjFPC with both long and short strings. I have
> tried again with the ShortString type as well (I've included the whole
> unit code below for reference).
How about the unit UARTPutString is defined in? From the missing symbols
you quoted earlier the compiler somewhere thinks that it needs to use an
AnsiString and thus uses the corresponding functions which the linker the
> I suspect that I need to link additional object files that support the
> handling, but I don't know which ones, nor if this is possible with the
> embedded compiler?
As I wrote earlier I don't know enough about the embedded target right now
to tell you whether it supports AnsiStrings at all and if so what you need
to do to enable them.
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