(#943): Print a helpful message if rsvg-convert is run from a terminal with stdin
The usual "Type Control-C to exit" hint for if the user didn't expect rsvg-convert to wait until it gets its input from stdin.
Fixes #943 (closed)
The usual "Type Control-C to exit" hint for if the user didn't expect rsvg-convert to wait until it gets its input from stdin.
Fixes #943 (closed)