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brew.sh: simplify HOMEBREW_OSX_VERSION_NUMERIC

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Use `printf -v` and strip out the unnecessary `echo`, thus avoiding two
unnecessary command substitutions.
This commit is contained in:
Martin Afanasjew 2016-04-06 01:33:41 +02:00
parent 3a99d8093c
commit b2fe2945d3
1 changed files with 1 additions and 1 deletions
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Library/brew.sh
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@ -84,7 +84,7 @@ then
HOMEBREW_OSX_VERSION="$(/usr/bin/sw_vers -productVersion)"
HOMEBREW_OS_VERSION="Mac OS X $HOMEBREW_OSX_VERSION"
HOMEBREW_OSX_VERSION_NUMERIC="$(printf "%02d%02d%02d" $(echo "${HOMEBREW_OSX_VERSION//./ }"))"
printf -v HOMEBREW_OSX_VERSION_NUMERIC "%02d%02d%02d" ${HOMEBREW_OSX_VERSION//./ }
if [[ "$HOMEBREW_OSX_VERSION_NUMERIC" -lt "100900" &&
-x "$HOMEBREW_PREFIX/opt/curl/bin/curl" ]]
then