On Tue, Mar 17, 2015 at 8:10 PM, Ali Riaz <[email protected]> wrote:
> Hello everyone, > > I was wondering if anyone can help me with a small issue. I want to use > the tagged_file_sink block in gnuradio companion, but with a couple of > additional features suitable for my application needs. So I decide to > create an OOT module, and as a start simply copy-pasted the original code > for the tagged_file_sink (adjusting the name of the block of course) just > to see if it works before I start editing it with my own adjustments. But I > get a compilation error when I use the make command. > > The errors are something like: tagged_file_sink_v2_impl.cc: error: > 'perror' was not declared in this scope > perror(filename.str().c_str()); > > The rest of the errors I'm getting are similar to this: "'something' was > not declared in this scope." > > Up till now I've only used gnuradio companion, never got to delve into > actual coding or making my own blocks, so more of a beginner in this area, > and I'm pretty sure that I'm missing something very basic, so I hope > someone can help me figure this out. > > Thank you, > > Best, > Ali > This is basically a C/C++ question, not GNU Radio. You're missing include files in your code. For instance, take a look at: $ man 3 perror It tells you that it needs "#include <stdio.h>". You'll find similar things for the other errors your having. Tom
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