[mapserver-dev] Ticket 3537 - Buffer overflow vulnerabilities
dmorissette at mapgears.com
Wed Oct 6 14:21:12 EDT 2010
Yewondwossen Assefa wrote:
> Building with MSVC (9), I get build errors for the following declaration:
> size_t buffer_size = 512;
> char buffer[buffer_size]; #line 2209
> mappostgis.c(2209) : error C2057: expected constant expression
> mappostgis.c(2209) : error C2466: cannot allocate an array of constant
> size 0
> mappostgis.c(2209) : error C2133: 'buffer' : unknown size
> I will change locally and continue the build.
What change did you make? Was it enough to make buffer_size a const?
> I also get build errors usually when variables are declared in the
> middle of the code and not at the beginning of functions or beginning of
> loops. I am not sure if it is a setting that I need to do or It is is
> simply not valid for all compilers. I tend to correct that when I build
> on windows.
I agree that in those cases moving the declarations to the beginning of
the code block is the way to go.
> Except the 2 issues I mentioned, It build ok for me.
Thanks for testing
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