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Use parameter expansion to avoid forking

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This commit is contained in:
Jack Nagel 2014-05-02 21:43:44 -05:00
parent 74e4fdfce2
commit bb750e1439
1 changed files with 2 additions and 5 deletions
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7
bin/brew
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@ -1,9 +1,6 @@
#!/bin/sh #!/bin/sh
BREW_FILE_DIRECTORY=$(dirname "$0") BREW_FILE_DIRECTORY=$(cd "${0%/*}" && pwd -P)
BREW_FILE_DIRECTORY=$(cd "$BREW_FILE_DIRECTORY" && pwd -P) export HOMEBREW_BREW_FILE="$BREW_FILE_DIRECTORY/${0##*/}"
BREW_FILENAME=$(basename "$0")
export HOMEBREW_BREW_FILE="$BREW_FILE_DIRECTORY/$BREW_FILENAME"
BREW_SYMLINK=$(readlink $0) BREW_SYMLINK=$(readlink $0)
if [ -n "$BREW_SYMLINK" ] if [ -n "$BREW_SYMLINK" ]