[pgrouting-users] Server Crash in debug code in BiDirAStar.cpp in dev branch

[Stephen Woodbridge]

On 8/13/2013 5:13 PM, Dave Potts wrote:
> If you compile the BiDirAStar with the DEBUG enabled
>
> The following block of code is switched in (lines 33-39)
> #define DBG(format, arg...) \
>      dbg = fopen("/tmp/sew-debug", "a"); \
>      fprintf(dbg, format,  ## arg); \
>      fclose(dbg);
> #else
>
> If the file /tmp/sew-debug can not be written to, the open will fail,
> the fprintf on the following line will then be invoked on a null
> pointer, with the result that program will crash, you need to say
> something like
>
>
>
>
> #define DBG(format, arg...) \
>      dbg = fopen("/tmp/sew-debug", "a"); \
>      if(dbg != NULL ){\
>          fprintf(dbg, format,  ## arg); \
>          fclose(dbg);\
>      }
> #else
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Dave,

Thanks! good catch on that. I will make that change and push it soon.

-Steve