Simplify bash expression

This commit is contained in:
Vincent Robert 2014-03-20 16:52:45 +01:00
parent 3be9773c4f
commit f50cee2ac7

View file

@ -9,7 +9,7 @@ if [ -e "$VERSION_FILE" ]; then
# Read the first non-whitespace word from the specified version file.
# Be careful not to load it whole in case there's something crazy in it.
words=( $(cut -b 1-1024 "$VERSION_FILE") )
version="${words[0]//[$'\r']}"
version="${words[0]//$'\r'}"
if [ -n "$version" ]; then
echo "$version"