2.10.3. Types of Files¶

Linux for Programmers and Users, Section 3.26

Simple/ ordinary file
Directory
Symbolic (soft) link
Special (device) files - block special files and character special files
Named pipe (FIFO)
Socket

2.10.4. file¶

file: Determine the type of data contained in FILE(S).

SYNOPSIS

file FILE …

$ file /*
all.backup: POSIX tar archive
bin: directory
dev: directory
etc: directory
install: symbolic link to var/lib/LST
lost+found: directory
tmp: directory
usr: directory
unix: ELF 32-bit LSB executable
$