[llvm-commits] CVS: llvm/lib/CodeGen/SelectionDAG/SelectionDAGPrinter.cpp

[Chris Lattner]

On Wed, 13 Jul 2005, Reid Spencer wrote:
>> +#ifdef HAVE_GRAPHVIZ
>> +  std::cerr << "Running 'Graphviz' program... " << std::flush;
>> +  if (system(("Graphviz " + Filename).c_str())) {
>
> This depends on Graphviz being in the path at runtime. That might not be
> the case. Since autoconf already figured out the full path for Graphviz,
> we should use that path. I will make that path available in the variable
> LLVM_PATH_GRAPHVIZ for you so this should be:
>
> if (system((LLVM_PATH_GRAPHVIZ + Filename).c_str())) {

Sounds good, will fix.

-Chris

>> +  } else {
>> +    return;
>> +  }
>> +#endif
>> +
>>    std::cerr << "Running 'dot' program... " << std::flush;
>>    if (system(("dot -Tps -Nfontname=Courier -Gsize=7.5,10 " + Filename
>>                + " > /tmp/dag.tempgraph.ps").c_str())) {
>> -    std::cerr << "Error running dot: 'dot' not in path?\n";
>> +    std::cerr << "Error viewing graph: 'dot' not in path?\n";
>>    } else {
>>      std::cerr << "\n";
>>      system("gv /tmp/dag.tempgraph.ps");
>>
>>
>>
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>

-Chris

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