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Bash Script which checks for Kernel Name:
#!/usr/bin/env bash
if [ "$(uname)" == "Darwin" ]; then
# Do something under Mac OS X platform
elif [ "$(expr substr $(uname -s) 1 5)" == "Linux" ]; then
# Do something under GNU/Linux platform
elif [ "$(expr substr $(uname -s) 1 10)" == "MINGW32_NT" ]; then
# Do something under 32 bits Windows NT platform
elif [ "$(expr substr $(uname -s) 1 10)" == "MINGW64_NT" ]; then
# Do something under 64 bits Windows NT platform
fi
or
#!/bin/sh
case "$(uname -sr)" in
Darwin*)
echo 'Mac OS X'
;;
Linux*Microsoft*)
echo 'WSL' # Windows Subsystem for Linux
;;
Linux*)
echo 'Linux'
;;
CYGWIN*|MINGW*|MINGW32*|MSYS*)
echo 'MS Windows'
;;
# Add here more strings to compare
# See correspondence table at the bottom of this answer
*)
echo 'Other OS'
;;
esac
Table of OS's
Operating System uname -s
Mac OS X Darwin
Cygwin 32-bit (Win-XP) CYGWIN_NT-5.1
Cygwin 32-bit (Win-7 32-bit) CYGWIN_NT-6.1
Cygwin 32-bit (Win-7 64-bit) CYGWIN_NT-6.1-WOW64
Cygwin 64-bit (Win-7 64-bit) CYGWIN_NT-6.1
MinGW (Windows 7 32-bit) MINGW32_NT-6.1
MinGW (Windows 10 64-bit) MINGW64_NT-10.0
Interix (Services for UNIX) Interix
MSYS MSYS_NT-6.1
MSYS2 MSYS_NT-10.0-17763
Windows Subsystem for Linux Linux
Android Linux
coreutils Linux
CentOS Linux
Fedora Linux
Gentoo Linux
Red Hat Linux Linux
Linux Mint Linux
openSUSE Linux
Ubuntu Linux
Unity Linux Linux
Manjaro Linux Linux
OpenWRT r40420 Linux
Debian (Linux) Linux
Debian (GNU Hurd) GNU
Debian (kFreeBSD) GNU/kFreeBSD
FreeBSD FreeBSD
NetBSD NetBSD
OpenBSD OpenBSD
DragonFlyBSD DragonFly
Haiku Haiku
NonStop NONSTOP_KERNEL
QNX QNX
ReliantUNIX ReliantUNIX-Y
SINIX SINIX-Y
Tru64 OSF1
Ultrix ULTRIX
IRIX 32 bits IRIX
IRIX 64 bits IRIX64
MINIX Minix
Solaris SunOS
UWIN (64-bit Windows 7) UWIN-W7
SYS$UNIX:SH on OpenVMS IS/WB
z/OS USS OS/390
Cray sn5176
(SCO) OpenServer SCO_SV
(SCO) System V SCO_SV
(SCO) UnixWare UnixWare
IBM AIX AIX
IBM i with QSH OS400
HP-UX HP-UX