Files
RedBear-OS/local/recipes/libs/mesa/source/bin/python-venv.sh
T
vasilito cb424d7448 build: static patch-sanity linter (shift-left the malformed-patch class)
verify-patch-sanity.py validates every active recipe .patch has internally-
consistent hunk line counts — catching the 'malformed patch at line N' failure
at commit/CI/preflight time instead of hours into a cook. This cycle hit that
class three times (qtwaylandscanner, sddm, xwayland), each only discovered when
cookbook tried to apply the patch.

Running it across the repo found 29 latent malformed patches (validated against
GNU patch: e.g. relibc/P3-sysv-ipc reproduces 'malformed patch at line 22').
They were harmless only because they sit in vendored recipes (baked, not re-
applied) — but would fail on any version-bump re-derivation. --fix recounts the
hunk headers (body untouched) and repaired all 29.

Wired into build-preflight.sh (Phase 1.0D) and redbear-ci.yml, with a unit test
(test-patch-sanity.sh). Skips archived/legacy trees and unvalidatable formats
(empty placeholders, bare-@@ git hunks).
2026-08-01 05:13:02 +03:00

48 lines
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#!/usr/bin/env bash
set -eu
readonly requirements_file=$1
shift
venv_dir="$(dirname "$requirements_file")"/.venv
readonly venv_dir
readonly venv_req=$venv_dir/requirements.txt
readonly venv_python_version=$venv_dir/python-version.txt
if [ -d "$venv_dir" ]
then
if [ ! -r "$venv_python_version" ]
then
echo "Python environment predates Python version checks."
echo "It might be invalid and needs to be regenerated."
rm -rf "$venv_dir"
elif ! cmp --quiet <(python3 --version) "$venv_python_version"
then
old=$(cat "$venv_python_version")
new=$(python3 --version)
echo "Python version has changed ($old -> $new)."
echo "Python environment needs to be regenerated."
unset old new
rm -rf "$venv_dir"
fi
fi
if ! [ -r "$venv_dir/bin/activate" ]
then
echo "Creating Python environment..."
python3 -m venv "$venv_dir"
python3 --version > "$venv_python_version"
fi
# shellcheck disable=1091
source "$venv_dir/bin/activate"
if ! cmp --quiet "$requirements_file" "$venv_req"
then
echo "$(realpath --relative-to="$PWD" "$requirements_file") has changed, re-installing..."
pip --disable-pip-version-check install --requirement "$requirements_file"
cp "$requirements_file" "$venv_req"
fi
python3 "$@"