Redirect stderr to stdout and prevent display error - #15
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Problem
When the command return any type of error, the error will be displayed in terminal. JSignPdf display a warning every time when is executed without the property file.
Ref: LibreSign/libresign#1144
Output with warning:
Solution
Redirect
stderrtostdoutbecause the unique necessary output that we need is the last output row of--version.As described in this stackoverflow link, work fine in Linux and in proprietary OS that I won't pronounce the name.
https://stackoverflow.com/questions/818255/what-does-21-mean