filenames - How do I get the name of Postscript file object? -

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using postscript, want retrieve name of file being executed. know can file object using 'currentfile', how name?

i want include name in document.

thanks.

ghostscript has .filename operator that'll it. no idea portability. tiny viewable example:

/times-roman findfont 12 scalefont setfont newpath 100 200 moveto currentfile .filename pop show

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