- #!/usr/bin/env bash
- # Usage: pyenv version-file-read <file>
- set -e
- [ -n "$PYENV_DEBUG" ] && set -x
-
- VERSION_FILE="$1"
-
- if [ -e "$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.
- IFS="${IFS}"$'\r'
- words=($(cut -b 1-1024 "$VERSION_FILE" | sed 's/^\s*\(\S\+\).*/\1/'))
- versions=("${words[@]}")
-
- if [ -n "$versions" ]; then
- IFS=":"
- echo "${versions[*]}"
- exit
- fi
- fi
-
- exit 1
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