Re: [gdal-dev] Re: C GDAL beginner

2010-03-03 Thread Frank Warmerdam
deadpickle wrote: Thanks for the replies. Just as a note, the warnings are caused by the variable being a const. Omitting the const solved it. I'm not sure if this is a C program or a GDAL thing, thats why I'm not sure where to post this at, but I get a segfault. I know segfaults are generally ca

Re: [gdal-dev] Re: C GDAL beginner

2010-03-03 Thread brian
I accedently replied off list so I will send it again with a couple of additions. deadpickle One of c's drawbacks is its not safe unless you do it right, pointers are very good at letting you access memory you don't own. To hunt down such problems you can run your app under the valgrind utility o

[gdal-dev] Re: C GDAL beginner

2010-03-03 Thread deadpickle
Thanks for the replies. Just as a note, the warnings are caused by the variable being a const. Omitting the const solved it. I'm not sure if this is a C program or a GDAL thing, thats why I'm not sure where to post this at, but I get a segfault. I know segfaults are generally caused by ordinary, an

Re: [gdal-dev] Re: C GDAL beginner

2010-03-03 Thread Mateusz Loskot
You need to buy a book about C/C++ or ask on comp.lang.c or comp.lang.c++ Best regards, - -- Mateusz Loskot http://mateusz.loskot.net -- View this message in context: http://n2.nabble.com/gdal-dev-C-GDAL-beginner-tp4665330p4666854.html Sent from the GDAL - Dev mailing list archive at Nabb

[gdal-dev] Re: C GDAL beginner

2010-03-02 Thread deadpickle
Thanks for the reply. I was wonder what the deal is with the other warnings: #include "ogr_api.h" #include "ogr_srs_api.h" int main() { //~ variable declaration const char *format = "ESRI Shapefile", *name = "testc.shp", *source, *target; const char *sprj = "+proj=lcc +lat