D13341: Fix bug with file.show in R backend

[Alexander Semke]

asemke added inline comments.

INLINE COMMENTS

> rexpression.cpp:154
> +            setStatus(Cantor::Expression::Done);
> +            QProcess::execute(QStandardPaths::findExecutable(QLatin1String("cantor_scripteditor")),QStringList(file));
>          }

can you please  also check the return code of QProcess::execute() and write out some debug output (executable and file names) in case there was an error?

REPOSITORY
  R55 Cantor

REVISION DETAIL
  https://phabricator.kde.org/D13341

To: sirgienko, asemke
Cc: kde-edu, asemke, narvaez, apol
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