$NetBSD: patch-Makefile.pre.in,v 1.1 2023/10/02 20:07:15 adam Exp $

Use only one optimisation level; needed for PLIST and setuptools compatibility.
Do not build/install libpython3.so.
Simplify _sysconfigdata to include only platform name.
Swap targets libinstall and libainstall, to byte-compile python-config.py.

--- Makefile.pre.in.orig	2023-08-05 12:11:26.000000000 +0000
+++ Makefile.pre.in
@@ -255,7 +255,7 @@ DIST=		$(DISTFILES) $(DISTDIRS)
 LIBRARY=	@LIBRARY@
 LDLIBRARY=      @LDLIBRARY@
 BLDLIBRARY=     @BLDLIBRARY@
-PY3LIBRARY=     @PY3LIBRARY@
+PY3LIBRARY=
 DLLLIBRARY=	@DLLLIBRARY@
 LDLIBRARYDIR=   @LDLIBRARYDIR@
 INSTSONAME=	@INSTSONAME@
@@ -1569,7 +1569,7 @@ Python/frozen.o: $(FROZEN_FILES_OUT)
 # an include guard, so we can't use a pipeline to transform its output.
 Include/pydtrace_probes.h: $(srcdir)/Include/pydtrace.d
 	$(MKDIR_P) Include
-	$(DTRACE) $(DFLAGS) -o $@ -h -s $<
+	$(DTRACE) $(DFLAGS) -o $@ -h -s $(srcdir)/Include/pydtrace.d
 	: sed in-place edit with POSIX-only tools
 	sed 's/PYTHON_/PyDTrace_/' $@ > $@.tmp
 	mv $@.tmp $@
@@ -1579,7 +1579,7 @@ Python/import.o: $(srcdir)/Include/pydtr
 Modules/gcmodule.o: $(srcdir)/Include/pydtrace.h
 
 Python/pydtrace.o: $(srcdir)/Include/pydtrace.d $(DTRACE_DEPS)
-	$(DTRACE) $(DFLAGS) -o $@ -G -s $< $(DTRACE_DEPS)
+	$(DTRACE) $(DFLAGS) -o $@ -G -s $(srcdir)/Include/pydtrace.d $(DTRACE_DEPS)
 
 Objects/typeobject.o: Objects/typeslots.inc
 
@@ -1918,7 +1918,7 @@ altinstall: commoninstall
 
 .PHONY: commoninstall
 commoninstall:  check-clean-src @FRAMEWORKALTINSTALLFIRST@ \
-		altbininstall libinstall inclinstall libainstall \
+		altbininstall libainstall inclinstall libinstall \
 		sharedinstall altmaninstall @FRAMEWORKALTINSTALLLAST@
 
 # Install shared libraries enabled by Setup
@@ -1981,7 +1981,8 @@ altbininstall: $(BUILDPYTHON) @FRAMEWORK
 			if test -n "$(PY3LIBRARY)"; then \
 				$(INSTALL_SHARED) $(PY3LIBRARY) $(DESTDIR)$(LIBDIR)/$(PY3LIBRARY); \
 			fi; \
-		else	true; \
+		elif test -f $(INSTSONAME); then \
+			$(INSTALL_SHARED) $(INSTSONAME) $(DESTDIR)$(LIBDIR); \
 		fi; \
 	fi
 	if test "x$(LIPO_32BIT_FLAGS)" != "x" ; then \
@@ -2299,18 +2300,18 @@ libinstall:	all $(srcdir)/Modules/xxmodu
 			esac; \
 		done; \
 	done
-	$(INSTALL_DATA) `cat pybuilddir.txt`/_sysconfigdata_$(ABIFLAGS)_$(MACHDEP)_$(MULTIARCH).py \
+	$(INSTALL_DATA) `cat pybuilddir.txt`/_sysconfigdata_$(MACHDEP).py \
 		$(DESTDIR)$(LIBDEST); \
 	$(INSTALL_DATA) $(srcdir)/LICENSE $(DESTDIR)$(LIBDEST)/LICENSE.txt
 	@ # Build PYC files for the 3 optimization levels (0, 1, 2)
 	-PYTHONPATH=$(DESTDIR)$(LIBDEST) $(RUNSHARED) \
 		$(PYTHON_FOR_BUILD) -Wi $(DESTDIR)$(LIBDEST)/compileall.py \
-		-o 0 -o 1 -o 2 $(COMPILEALL_OPTS) -d $(LIBDEST) -f \
+		-o 0 -o 1 $(COMPILEALL_OPTS) -d $(LIBDEST) -f \
 		-x 'bad_coding|badsyntax|site-packages|test/test_lib2to3/data' \
 		$(DESTDIR)$(LIBDEST)
 	-PYTHONPATH=$(DESTDIR)$(LIBDEST) $(RUNSHARED) \
 		$(PYTHON_FOR_BUILD) -Wi $(DESTDIR)$(LIBDEST)/compileall.py \
-		-o 0 -o 1 -o 2 $(COMPILEALL_OPTS) -d $(LIBDEST)/site-packages -f \
+		-o 0 -o 1 $(COMPILEALL_OPTS) -d $(LIBDEST)/site-packages -f \
 		-x badsyntax $(DESTDIR)$(LIBDEST)/site-packages
 	-PYTHONPATH=$(DESTDIR)$(LIBDEST) $(RUNSHARED) \
 		$(PYTHON_FOR_BUILD) -m lib2to3.pgen2.driver $(DESTDIR)$(LIBDEST)/lib2to3/Grammar.txt