[Olsr-dev] status tip + BSD

Henning Rogge (spam-protected)
Thu Jan 29 13:18:37 CET 2009


Am Thursday 29 January 2009 13:00:43 schrieb Sven-Ola Tuecke:
> Hey,
>
> strncpy has a serious sematic flaw which makes it easy to invent bugs. I'm
> used to think "memcpy" instead of "strncpy" - which is normally the right
> thing to think[tm]. Better use something like this:
>
> #if paranoid-about-runtime
> #define strcpy(d, s) (d[sizeof(d) - 1] = 0, strncpy(d, s, sizeof(d) - 1))
> #endif

See src/common/string.c and src/common/autobuf.c

The first one contains strlcpy as source (with the name strscpy ?)...
The second one implements a automatically growing string buffer.

Maybe we could use autobuf in the config parser too ?

Henning

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