-c FILE (conditional operator)

true if the file exists and is a character special file. Such a file is also known as “character device”.

Links

• Character devices on Wikipedia
• Bash manual
• POSIX specification of test

Examples

Different ways to test if a file is a character special file:

1 2 3 4

test -c /dev/char/10:1 && echo "character device" [ -c /dev/char/10:1 ] && echo "character device" # Bash [[ -c /dev/char/10:1 ]] && echo "character device"