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Don't check for xz on darwin 

xz is not needed on darwin and checking for it generates a lot
of questions for new users that we could easily avoid.
This commit is contained in:
Eric Mertens 2019-07-26 09:45:30 -07:00
parent 243b1352a7
commit 5066a0a816
1 changed files with 8 additions and 1 deletions
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9
ghcup
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@ -590,13 +590,20 @@ command_exists() {
check_required_commands() {
_missing_commands=
for com in "$@" awk uname basename tar xz gzip mktemp dirname ; do
for com in "$@" awk uname basename tar gzip mktemp dirname ; do
command_exists "${com}" || {
_missing_commands="${_missing_commands} ${com}"
}
done
unset com
# darwin uses tar's built-in xz decompression
if test "${mydistro}" != "darwin"; then
command_exists xz || {
_missing_commands="${_missing_commands} xz"
}
fi
if [ -n "${_missing_commands}" ] ; then
printf "%s" "${_missing_commands}"
unset _missing_commands