[fpc-pascal] Strings

Michael Schnell mschnell at lumino.de
Mon Jul 22 10:43:27 CEST 2013

On 07/20/2013 01:19 PM, Noah Silva wrote:
> Wait, I'm slightly confused.  It seems people are talking about two 
> different things:
> 1. Continuous memory as seen by the program running.
> 2. Actually physically contiguous memory.
If you don't do hardware related things like DMA, you don't need to 
bother about this difference.
> It was my understanding that strings and dynamic arrays are allocated 
> as a single block, and thus from the program's point of view, their 
> contents should be continuous.
>  (Short strings certainly are!).
> If the OS is using VM Mapping to convert two blocks of free memory 
> into a single block for your program, I assume that would affect an 
> array of byte just as much as a string.  (Am I missing something?)


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