+ if $GREP -q 'OpenWrt' /proc/version; then
+ echo 'openwrt'; return
+ fi
+
+ if [ -e /BOOT_SPECS ]; then
+ if $GREP -q 'easyos' /BOOT_SPECS; then
+ echo 'easyos'; return
+ fi
+ fi
+
+ if [ -e /etc/os-release ]; then
+ if $GREP -q 'volumio' /etc/os-release; then
+ echo 'volumio'; return
+ fi
+ fi
+
+ if $GREP -q 'ventoyos=' /proc/cmdline; then
+ $SED "s/.*ventoyos=\([a-zA-Z0-9_-]*\).*/\1/" /proc/cmdline; return
+ fi
+
+ if [ -d /twres ]; then
+ if $GREP -q 'Phoenix' /init; then
+ echo 'phoenixos'; return
+ fi
+ fi
+
+ # rhel5/CentOS5 and all other distributions based on them
+ if $GREP -q 'el5' /proc/version; then
+ echo 'rhel5'; return
+
+ # rhel6/CentOS6 and all other distributions based on them
+ elif $GREP -q 'el6' /proc/version; then
+ echo 'rhel6'; return
+
+ # rhel7/CentOS7/rhel8/CentOS8 and all other distributions based on them
+ elif $GREP -q 'el[78]' /proc/version; then
+ echo 'rhel7'; return
+
+ # Maybe rhel9 rhel1x use the same way? Who knows!
+ elif $EGREP -q 'el9|el1[0-9]' /proc/version; then
+ echo 'rhel7'; return
+
+ # Fedora : do the same process with rhel7
+ elif $GREP -q '\.fc[0-9][0-9]\.' /proc/version; then
+ echo 'rhel7'; return
+
+ # Debian :
+ elif $GREP -q '[Dd]ebian' /proc/version; then
+ echo 'debian'; return
+
+ # Ubuntu : do the same process with debian
+ elif $GREP -q '[Uu]buntu' /proc/version; then
+ echo 'debian'; return
+
+ # Deepin : do the same process with debian
+ elif $GREP -q '[Dd]eepin' /proc/version; then
+ echo 'debian'; return
+
+ # SUSE
+ elif $GREP -q 'SUSE' /proc/version; then
+ echo 'suse'; return
+
+ # ArchLinux
+ elif $EGREP -q 'archlinux|ARCH' /proc/version; then
+ echo 'arch'; return
+
+ # kiosk
+ elif $EGREP -q 'kiosk' /proc/version; then
+ echo 'kiosk'; return
+
+ # gentoo
+ elif $EGREP -q '[Gg]entoo' /proc/version; then
+ if $GREP -q 'daphile' /proc/version; then
+ echo 'daphile'; return
+ fi
+
+ echo 'gentoo'; return
+
+ # TinyCore
+ elif $EGREP -q 'tinycore' /proc/version; then
+ echo 'tinycore'; return
+
+ # manjaro
+ elif $EGREP -q 'manjaro|MANJARO' /proc/version; then
+ echo 'manjaro'; return
+
+ # mageia
+ elif $EGREP -q 'mageia' /proc/version; then
+ echo 'mageia'; return
+
+ # pclinux OS
+ elif $GREP -i -q 'PCLinuxOS' /proc/version; then
+ echo 'pclos'; return
+
+ # KaOS
+ elif $GREP -i -q 'kaos' /proc/version; then
+ echo 'kaos'; return
+
+ # Alpine
+ elif $GREP -q 'Alpine' /proc/version; then
+ echo 'alpine'; return
+
+ elif $GREP -i -q 'PhoenixOS' /proc/version; then
+ echo 'phoenixos'; return
+
+ # NixOS
+ elif $GREP -i -q 'NixOS' /proc/version; then
+ echo 'nixos'; return
+
+
+ fi
+
+ if [ -e /lib/debian-installer ]; then
+ echo 'debian'; return
+ fi
+
+ if [ -e /etc/os-release ]; then
+ if $GREP -q 'XenServer' /etc/os-release; then
+ echo 'xen'; return
+ elif $GREP -q 'SUSE ' /etc/os-release; then
+ echo 'suse'; return
+ elif $GREP -q 'uruk' /etc/os-release; then
+ echo 'debian'; return
+ elif $GREP -q 'Solus' /etc/os-release; then
+ echo 'rhel7'; return
+ elif $GREP -q 'openEuler' /etc/os-release; then
+ echo 'openEuler'; return
+ fi
+ fi
+
+ if $BUSYBOX_PATH/dmesg | $GREP -q -m1 "Xen:"; then
+ echo 'xen'; return
+ fi
+
+
+ if [ -e /etc/HOSTNAME ] && $GREP -i -q 'slackware' /etc/HOSTNAME; then
+ echo 'slackware'; return
+ fi
+
+ if [ -e /init ]; then
+ if $GREP -i -q zeroshell /init; then
+ echo 'zeroshell'; return
+ fi
+ fi
+
+ if $EGREP -q 'ALT ' /proc/version; then
+ echo 'alt'; return
+ fi
+
+ if $EGREP -q 'porteus' /proc/version; then
+ echo 'debian'; return
+ fi
+
+ if $GREP -q 'Clear Linux ' /proc/version; then
+ echo 'clear'; return
+ fi
+
+ if $GREP -q 'artix' /proc/version; then
+ echo 'arch'; return
+ fi
+
+ if $GREP -q 'berry ' /proc/version; then
+ echo 'berry'; return
+ fi
+
+ if $GREP -q 'Gobo ' /proc/version; then
+ echo 'gobo'; return
+ fi
+
+ if $GREP -q 'NuTyX' /proc/version; then
+ echo 'nutyx'; return
+ fi
+
+ if [ -d /gnu ]; then
+ vtLineNum=$($FIND /gnu/ -name guix | $BUSYBOX_PATH/wc -l)
+ if [ $vtLineNum -gt 0 ]; then
+ echo 'guix'; return
+ fi
+ fi
+
+ if $GREP -q 'android.x86' /proc/version; then
+ echo 'android'; return
+ fi
+
+ if $GREP -q 'adelielinux' /proc/version; then
+ echo 'adelie'; return
+ fi
+
+ if $GREP -q 'pmagic' /proc/version; then
+ echo 'pmagic'; return
+ fi
+
+ if $GREP -q 'CDlinux' /proc/cmdline; then
+ echo 'cdlinux'; return
+ fi
+
+ if $GREP -q 'parabola' /proc/version; then
+ echo 'parabola'; return
+ fi
+
+ if $GREP -q 'cucumber' /proc/version; then
+ echo 'cucumber'; return
+ fi
+
+ if $GREP -q 'fatdog' /proc/version; then
+ echo 'fatdog'; return
+ fi
+
+ if $GREP -q 'KWORT' /proc/version; then
+ echo 'kwort'; return
+ fi
+
+ if $GREP -q 'iwamoto' /proc/version; then
+ echo 'vine'; return
+ fi
+
+ if $GREP -q 'hyperbola' /proc/cmdline; then
+ echo 'hyperbola'; return
+ fi
+
+ if $GREP -q 'CRUX' /proc/version; then
+ echo 'crux'; return
+ fi
+
+ if [ -f /init ]; then
+ if $GREP -q 'AryaLinux' /init; then
+ echo 'aryalinux'; return
+ elif $GREP -q 'Dragora' /init; then
+ echo 'dragora'; return
+
+ fi
+ fi
+
+ if $GREP -q 'slackware' /proc/version; then
+ echo 'slackware'; return
+ fi
+
+ if $BUSYBOX_PATH/hostname | $GREP -q 'smoothwall'; then
+ echo 'smoothwall'; return
+ fi
+
+ if $GREP -q 'photon' /proc/version; then
+ echo 'photon'; return
+ fi
+
+ if $GREP -q 'ploplinux' /proc/version; then
+ echo 'ploplinux'; return
+ fi
+
+ if $GREP -q 'lunar' /proc/version; then
+ echo 'lunar'; return
+ fi
+
+ if $GREP -q 'SMGL-' /proc/version; then
+ echo 'smgl'; return
+ fi
+
+ if $GREP -q 'rancher' /proc/version; then
+ echo 'rancher'; return
+ fi
+
+
+ if [ -e /init ]; then
+ if $GREP -q -m1 'T2 SDE' /init; then
+ echo 't2'; return
+ fi
+ fi
+
+ if $GREP -q 'wifislax' /proc/version; then
+ echo 'wifislax'; return
+ fi
+
+ if $GREP -q 'pisilinux' /proc/version; then
+ echo 'pisilinux'; return
+ fi
+
+ if $GREP -q 'blackPanther' /proc/version; then
+ echo 'blackPanther'; return
+ fi
+
+ if $GREP -q 'primeos' /proc/version; then
+ echo 'primeos'; return
+ fi
+
+ if $GREP -q 'austrumi' /proc/version; then
+ echo 'austrumi'; return
+ fi
+
+ if [ -f /DISTRO_SPECS ]; then
+ if $GREP -q '[Pp]uppy' /DISTRO_SPECS; then
+ echo 'debian'; return
+ elif $GREP -q 'veket' /DISTRO_SPECS; then
+ echo 'debian'; return
+ fi
+ fi
+
+ if [ -f /etc/openEuler-release ]; then
+ echo "openEuler"; return
+ fi
+