py-pyqt6: add new package (#32696)

lib/spack/docs/build_systems/sippackage.rst

@@ -32,7 +32,7 @@ By default, these phases run:
 
 .. code-block:: console
 
-   $ python configure.py --bindir ... --destdir ...
+   $ sip-build --verbose --target-dir ...
    $ make
    $ make install
 
@@ -41,30 +41,30 @@ By default, these phases run:
 Important files
 ^^^^^^^^^^^^^^^
 
-Each SIP package comes with a custom ``configure.py`` build script,
-written in Python. This script contains instructions to build the project.
+Each SIP package comes with a custom configuration file written in Python.
+For newer packages, this is called ``project.py``, while in older packages,
+it may be called ``configure.py``. This script contains instructions to build
+the project.
 
 ^^^^^^^^^^^^^^^^^^^^^^^^^
 Build system dependencies
 ^^^^^^^^^^^^^^^^^^^^^^^^^
 
-``SIPPackage`` requires several dependencies. Python is needed to run
-the ``configure.py`` build script, and to run the resulting Python
-libraries. Qt is needed to provide the ``qmake`` command. SIP is also
-needed to build the package. All of these dependencies are automatically
-added via the base class
+``SIPPackage`` requires several dependencies. Python and SIP are needed at build-time
+to run the aforementioned configure script. Python is also needed at run-time to
+actually use the installed Python library. And as we are building Python bindings
+for C/C++ libraries, Python is also needed as a link dependency. All of these
+dependencies are automatically added via the base class.
 
 .. code-block:: python
 
-   extends('python')
+   extends("python", type=("build", "link", "run"))
+   depends_on("py-sip", type="build")
 
-   depends_on('qt', type='build')
 
-   depends_on('py-sip', type='build')
-
-^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
-Passing arguments to ``configure.py``
-^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+Passing arguments to ``sip-build``
+^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 Each phase comes with a ``<phase_args>`` function that can be used to pass
 arguments to that particular phase. For example, if you need to pass
@@ -73,10 +73,10 @@ arguments to the configure phase, you can use:
 .. code-block:: python
 
    def configure_args(self):
-       return ['--no-python-dbus']
+       return ["--no-python-dbus"]
 
 
-A list of valid options can be found by running ``python configure.py --help``.
+A list of valid options can be found by running ``sip-build --help``.
 
 ^^^^^^^
 Testing

lib/spack/spack/build_systems/sip.py

@@ -7,13 +7,14 @@
 import re
 
 import llnl.util.tty as tty
-from llnl.util.filesystem import find, join_path, working_dir
+from llnl.util.filesystem import find, working_dir
 
 import spack.builder
 import spack.install_test
 import spack.package_base
 from spack.directives import build_system, depends_on, extends
 from spack.multimethod import when
+from spack.util.executable import Executable
 
 from ._checks import BaseBuilder, execute_install_time_tests
 
@@ -39,9 +40,8 @@ class SIPPackage(spack.package_base.PackageBase):
     build_system("sip")
 
     with when("build_system=sip"):
-        extends("python")
-        depends_on("qt")
-        depends_on("py-sip")
+        extends("python", type=("build", "link", "run"))
+        depends_on("py-sip", type="build")
 
     @property
     def import_modules(self):
@@ -113,13 +113,13 @@ class SIPBuilder(BaseBuilder):
     * install
 
     The configure phase already adds a set of default flags. To see more
-    options, run ``python configure.py --help``.
+    options, run ``sip-build --help``.
     """
 
     phases = ("configure", "build", "install")
 
     #: Names associated with package methods in the old build-system format
-    legacy_methods = ("configure_file", "configure_args", "build_args", "install_args")
+    legacy_methods = ("configure_args", "build_args", "install_args")
 
     #: Names associated with package attributes in the old build-system format
     legacy_attributes = (
@@ -130,34 +130,17 @@ class SIPBuilder(BaseBuilder):
         "build_directory",
     )
 
-    def configure_file(self):
-        """Returns the name of the configure file to use."""
-        return "configure.py"
+    build_directory = "build"
 
     def configure(self, pkg, spec, prefix):
         """Configure the package."""
-        configure = self.configure_file()
 
-        args = self.configure_args()
+        # https://www.riverbankcomputing.com/static/Docs/sip/command_line_tools.html
+        args = ["--verbose", "--target-dir", inspect.getmodule(self.pkg).python_platlib]
+        args.extend(self.configure_args())
 
-        args.extend(
-            [
-                "--verbose",
-                "--confirm-license",
-                "--qmake",
-                spec["qt"].prefix.bin.qmake,
-                "--sip",
-                spec["py-sip"].prefix.bin.sip,
-                "--sip-incdir",
-                join_path(spec["py-sip"].prefix, spec["python"].package.include),
-                "--bindir",
-                prefix.bin,
-                "--destdir",
-                inspect.getmodule(self.pkg).python_platlib,
-            ]
-        )
-
-        self.pkg.python(configure, *args)
+        sip_build = Executable(spec["py-sip"].prefix.bin.join("sip-build"))
+        sip_build(*args)
 
     def configure_args(self):
         """Arguments to pass to configure."""
@@ -167,7 +150,8 @@ def build(self, pkg, spec, prefix):
         """Build the package."""
         args = self.build_args()
 
-        inspect.getmodule(self.pkg).make(*args)
+        with working_dir(self.build_directory):
+            inspect.getmodule(self.pkg).make(*args)
 
     def build_args(self):
         """Arguments to pass to build."""
@@ -177,21 +161,11 @@ def install(self, pkg, spec, prefix):
         """Install the package."""
         args = self.install_args()
 
-        inspect.getmodule(self.pkg).make("install", parallel=False, *args)
+        with working_dir(self.build_directory):
+            inspect.getmodule(self.pkg).make("install", *args)
 
     def install_args(self):
         """Arguments to pass to install."""
         return []
 
     spack.builder.run_after("install")(execute_install_time_tests)
-
-    @spack.builder.run_after("install")
-    def extend_path_setup(self):
-        # See github issue #14121 and PR #15297
-        module = self.pkg.spec["py-sip"].variants["module"].value
-        if module != "sip":
-            module = module.split(".")[0]
-            with working_dir(inspect.getmodule(self.pkg).python_platlib):
-                with open(os.path.join(module, "__init__.py"), "a") as f:
-                    f.write("from pkgutil import extend_path\n")
-                    f.write("__path__ = extend_path(__path__, __name__)\n")