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Tsirkin" , John Snow , =?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= , Wainer dos Santos Moschetta Subject: [PATCH 15/27] configure: create a python venv unconditionally Date: Wed, 10 May 2023 23:54:23 -0400 Message-Id: <20230511035435.734312-16-jsnow@redhat.com> In-Reply-To: <20230511035435.734312-1-jsnow@redhat.com> References: <20230511035435.734312-1-jsnow@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 3.1 on 10.11.54.1 Received-SPF: pass client-ip=170.10.129.124; envelope-from=jsnow@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org This patch changes the configure script so that it always creates and uses a python virtual environment unconditionally. Meson bootstrapping is temporarily altered to force the use of meson from git or vendored source (as packaged in our source tarballs). A subsequent commit restores the use of distribution-vendored Meson. Signed-off-by: John Snow --- configure | 34 +++++++++++++++++++++++++++++----- 1 file changed, 29 insertions(+), 5 deletions(-) diff --git a/configure b/configure index 243e2e0a0d..1d7db92ee3 100755 --- a/configure +++ b/configure @@ -625,7 +625,6 @@ check_py_version() { python= first_python= if test -z "${PYTHON}"; then - explicit_python=no # A bare 'python' is traditionally python 2.x, but some distros # have it as python 3.x, so check in both places. for binary in python3 python python3.11 python3.10 python3.9 python3.8 python3.7 python3.6; do @@ -644,7 +643,6 @@ else # Same as above, but only check the environment variable. has "${PYTHON}" || error_exit "The PYTHON environment variable does not point to an executable" python=$(command -v "$PYTHON") - explicit_python=yes if check_py_version "$python"; then # This one is good. first_python= @@ -729,7 +727,7 @@ for opt do ;; --install=*) ;; - --python=*) python="$optarg" ; explicit_python=yes + --python=*) python="$optarg" ;; --skip-meson) skip_meson=yes ;; @@ -1090,8 +1088,34 @@ if ! check_py_version "$python"; then "Use --python=/path/to/python to specify a supported Python." fi -# Resolve PATH + suppress writing compiled files -python="$(command -v "$python") -B" +# Resolve PATH +python="$(command -v "$python")" +explicit_python=yes + +# Create a Python virtual environment using our configured python. +# The stdout of this script will be the location of a symlink that +# points to the configured Python. +# Entry point scripts for pip, meson, and sphinx are generated if those +# packages are present. + +# Defaults assumed for now: +# - venv is cleared if it exists already; +# - venv is allowed to use system packages; +# - all setup is performed **offline**; +# - No packages are installed by default; +# - pip is not installed into the venv when possible, +# but ensurepip is called as a fallback when necessary. + +echo "python determined to be '$python'" +echo "python version: $($python --version)" + +python="$($python -B "${source_path}/python/scripts/mkvenv.py" create pyvenv)" +if test "$?" -ne 0 ; then + error_exit "python venv creation failed" +fi + +# Suppress writing compiled files +python="$python -B" has_meson() { local python_dir=$(dirname "$python")