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Use a more general method of aliasing md5sum

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Rather than checking the platform or operating system, simply check if
the command exists. If the check fails, check if the md5 command exists.
If that fails as well, cancel the build script. Otherwise, assign the
alias as before.
This commit is contained in:
Kyle Wood 2018-02-23 18:58:45 -06:00
parent d39553c217
commit b2eb1e7f00
1 changed files with 10 additions and 5 deletions
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15
scripts/remap.sh
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@ -24,11 +24,16 @@ if [ ! -f "$jarpath.jar" ]; then
fi
# OS X & FreeBSD don't have md5sum, just md5 -r
if [[ "$OSTYPE" == "darwin"* || "$(uname)" == "FreeBSD" ]]; then
shopt -s expand_aliases
alias md5sum='md5 -r'
echo "Using an alias for md5sum on macOS and/or FreeBSD"
fi
command -v md5sum >/dev/null 2>&1 || {
command -v md5 >/dev/null 2>&1 && {
shopt -s expand_aliases
alias md5sum='md5 -r'
echo "md5sum command not found, using an alias instead"
} || {
echo >&2 "No md5sum or md5 command found"
exit 1
}
}
checksum=$(md5sum "$jarpath.jar" | cut -d ' ' -f 1)
if [ "$checksum" != "$minecrafthash" ]; then