diff options
Diffstat (limited to 'eclass/python-utils-r1.eclass')
| -rw-r--r-- | eclass/python-utils-r1.eclass | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/eclass/python-utils-r1.eclass b/eclass/python-utils-r1.eclass index c47565fa1db2..cc33a1c1bffd 100644 --- a/eclass/python-utils-r1.eclass +++ b/eclass/python-utils-r1.eclass @@ -1544,4 +1544,38 @@ python_has_version() { return 0 } +# @FUNCTION: _python_sanity_checks +# @INTERNAL +# @DESCRIPTION: +# Perform additional environment sanity checks. +_python_sanity_checks() { + debug-print-function ${FUNCNAME} "${@}" + + [[ ${_PYTHON_SANITY_CHECKED} ]] && return + + if [[ -v PYTHONPATH ]]; then + local x paths=() + mapfile -d ':' -t paths <<<${PYTHONPATH} + + for x in "${paths[@]}"; do + if [[ ${x} != /* ]]; then + eerror "Relative path found in PYTHONPATH:" + eerror + eerror " PYTHONPATH=${PYTHONPATH@Q}" + eerror + eerror "This is guaranteed to cause random breakage. Please make sure that" + eerror "your PYTHONPATH contains absolute paths only (and only if necessary)." + eerror "Note that empty values (including ':' at either end and an empty" + eerror "PYTHONPATH) count as the current directory. If no PYTHONPATH" + eerror "is intended, it needs to be unset instead." + die "Relative paths in PYTHONPATH are forbidden: ${x@Q}" + fi + done + + elog "PYTHONPATH=${PYTHONPATH@Q}" + fi + + _PYTHON_SANITY_CHECKED=1 +} + fi |