8a7c4efd3c
Deprecation of Python versions below 3.6 gives opportunity to unify the build and install requirements for OpenZFS packages. The minimal supported Python version is 3.6 as this is the most recent Python package CentOS/RHEL 7 users can get. Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov> Reviewed-by: Rich Ercolani <rincebrain@gmail.com> Reviewed-by: John Kennedy <john.kennedy@delphix.com> Signed-off-by: szubersk <szuberskidamian@gmail.com> Closes #12925
120 lines
3.3 KiB
Plaintext
120 lines
3.3 KiB
Plaintext
dnl #
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dnl # ZFS_AC_PYTHON_MODULE(module_name, [action-if-true], [action-if-false])
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dnl #
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dnl # Checks for Python module. Freely inspired by AX_PYTHON_MODULE
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dnl # https://www.gnu.org/software/autoconf-archive/ax_python_module.html
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dnl # Required by ZFS_AC_CONFIG_ALWAYS_PYZFS.
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dnl #
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AC_DEFUN([ZFS_AC_PYTHON_MODULE], [
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PYTHON_NAME=${PYTHON##*/}
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AC_MSG_CHECKING([for $PYTHON_NAME module: $1])
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AS_IF([$PYTHON -c "import $1" 2>/dev/null], [
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AC_MSG_RESULT(yes)
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m4_ifvaln([$2], [$2])
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], [
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AC_MSG_RESULT(no)
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m4_ifvaln([$3], [$3])
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])
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])
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dnl #
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dnl # Determines if pyzfs can be built, requires Python 3.6 or later.
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dnl #
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AC_DEFUN([ZFS_AC_CONFIG_ALWAYS_PYZFS], [
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AC_ARG_ENABLE([pyzfs],
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AS_HELP_STRING([--enable-pyzfs],
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[install libzfs_core python bindings @<:@default=check@:>@]),
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[enable_pyzfs=$enableval],
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[enable_pyzfs=check])
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dnl #
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dnl # Packages for pyzfs specifically enabled/disabled.
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dnl #
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AS_IF([test "x$enable_pyzfs" != xcheck], [
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AS_IF([test "x$enable_pyzfs" = xyes], [
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DEFINE_PYZFS='--with pyzfs'
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], [
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DEFINE_PYZFS='--without pyzfs'
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])
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], [
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AS_IF([test "$PYTHON" != :], [
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DEFINE_PYZFS=''
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], [
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enable_pyzfs=no
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DEFINE_PYZFS='--without pyzfs'
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])
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])
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AC_SUBST(DEFINE_PYZFS)
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dnl #
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dnl # Python "packaging" (or, failing that, "distlib") module is required to build and install pyzfs
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dnl #
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AS_IF([test "x$enable_pyzfs" = xcheck -o "x$enable_pyzfs" = xyes], [
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ZFS_AC_PYTHON_MODULE([packaging], [], [
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ZFS_AC_PYTHON_MODULE([distlib], [], [
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AS_IF([test "x$enable_pyzfs" = xyes], [
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AC_MSG_ERROR("Python $PYTHON_VERSION packaging and distlib modules are not installed")
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], [test "x$enable_pyzfs" != xno], [
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enable_pyzfs=no
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])
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])
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])
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])
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dnl #
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dnl # Require python3-devel libraries
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dnl #
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AS_IF([test "x$enable_pyzfs" = xcheck -o "x$enable_pyzfs" = xyes], [
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AS_CASE([$PYTHON_VERSION],
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[3.*], [PYTHON_REQUIRED_VERSION=">= '3.6.0'"],
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[AC_MSG_ERROR("Python $PYTHON_VERSION unknown")]
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)
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AX_PYTHON_DEVEL([$PYTHON_REQUIRED_VERSION], [
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AS_IF([test "x$enable_pyzfs" = xyes], [
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AC_MSG_ERROR("Python $PYTHON_REQUIRED_VERSION development library is not installed")
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], [test "x$enable_pyzfs" != xno], [
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enable_pyzfs=no
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])
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])
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])
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dnl #
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dnl # Python "setuptools" module is required to build and install pyzfs
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dnl #
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AS_IF([test "x$enable_pyzfs" = xcheck -o "x$enable_pyzfs" = xyes], [
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ZFS_AC_PYTHON_MODULE([setuptools], [], [
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AS_IF([test "x$enable_pyzfs" = xyes], [
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AC_MSG_ERROR("Python $PYTHON_VERSION setuptools is not installed")
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], [test "x$enable_pyzfs" != xno], [
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enable_pyzfs=no
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])
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])
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])
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dnl #
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dnl # Python "cffi" module is required to run pyzfs
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dnl #
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AS_IF([test "x$enable_pyzfs" = xcheck -o "x$enable_pyzfs" = xyes], [
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ZFS_AC_PYTHON_MODULE([cffi], [], [
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AS_IF([test "x$enable_pyzfs" = xyes], [
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AC_MSG_ERROR("Python $PYTHON_VERSION cffi is not installed")
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], [test "x$enable_pyzfs" != xno], [
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enable_pyzfs=no
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])
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])
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])
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dnl #
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dnl # Set enable_pyzfs to 'yes' if every check passed
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dnl #
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AS_IF([test "x$enable_pyzfs" = xcheck], [enable_pyzfs=yes])
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AM_CONDITIONAL([PYZFS_ENABLED], [test "x$enable_pyzfs" = xyes])
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AC_SUBST([PYZFS_ENABLED], [$enable_pyzfs])
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AC_SUBST(pythonsitedir, [$PYTHON_SITE_PKG])
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AC_MSG_CHECKING([whether to enable pyzfs: ])
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AC_MSG_RESULT($enable_pyzfs)
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])
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