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[Fix] gracefully handle GNU tar on MacOS during nvm install

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GNU tar doesn't support using the -J flag required to unpack
xz-compressed tarballs when xv isn't installed. Check for this
scenario and fallback to using gzip-compressed tarballs.

Fixes #3034
This commit is contained in:
Tim Toomey 2023-08-22 23:52:37 +12:00
parent c92adb3c47
commit b42c165667
1 changed files with 5 additions and 1 deletions
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6
nvm.sh
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@ -4325,7 +4325,11 @@ nvm_supports_xz() {
if [ "_${NVM_OS}" = '_darwin' ]; then
local MACOS_VERSION
MACOS_VERSION="$(sw_vers -productVersion)"
if nvm_version_greater "10.9.0" "${MACOS_VERSION}"; then
if tar --version | command grep -q GNU && ! command which xz >/dev/null 2>&1; then
# On macOS with GNU tar in use, and no xv on the path, xv-compressed
# tarballs aren't supported
return 1
elif nvm_version_greater "10.9.0" "${MACOS_VERSION}"; then
# macOS 10.8 and earlier doesn't support extracting xz-compressed tarballs with tar
return 1
fi