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macOS: Proper distro detection

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This commit is contained in:
Dylan Araps 2019-09-25 09:45:22 +03:00
parent 7d61a28d31
commit 2898cb0a4b
1 changed files with 39 additions and 3 deletions
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@ -124,9 +124,45 @@ get_os() {
;;
Darwin*)
# TODO: Parse '/System/Library/CoreServices/SystemVersion.plist'
# to grab the full distribution name, version and build.
distro=macOS
# Parse the SystemVersion.plist file to grab the macOS
# versions. The file is in the following format:
#
# <key>ProductVersion</key>
# <string>10.14.6</string>
#
# 'IFS' is set to '<>' to enable splitting between the
# keys and a second 'read' is used to operate on the
# next line directly after a match.
while IFS='<>' read -r _ _ line _; do
case $line in
# To avoid duplicating code, we use the name of
# they key (eg ProductVersion) as the name of the
# shell variable containing the value.
ProductVersion|ProductBuildVersion)
IFS='<>' read -r _ _ "${line?}" _
;;
esac
done < /System/Library/CoreServices/SystemVersion.plist
# Use the ProductVersion to determine which macOS/OS X codename
# the system has. As far as I'm aware there's no "dynamic" way
# of grabbing this information.
case ${ProductVersion?} in
10.4*) distro="Mac OS X Tiger" ;;
10.5*) distro="Mac OS X Leopard" ;;
10.6*) distro="Mac OS X Snow Leopard" ;;
10.7*) distro="Mac OS X Lion" ;;
10.8*) distro="OS X Mountain Lion" ;;
10.9*) distro="OS X Mavericks" ;;
10.10*) distro="OS X Yosemite" ;;
10.11*) distro="OS X El Capitan" ;;
10.12*) distro="macOS Sierra" ;;
10.13*) distro="macOS High Sierra" ;;
10.14*) distro="macOS Mojave" ;;
*) distro="macOS" ;;
esac
distro="$distro ${ProductVersion?} ${ProductBuildVersion?}"
;;
*)