python3: use default prefix for host install

Also fixes a few incorrect "$(STAGING_DIR_HOST)/host" paths.

Signed-off-by: Matthias Schiffer <mschiffer@universe-factory.net>

lang/python3/Makefile

@@ -146,7 +146,7 @@ define Build/InstallDev
 		$(PKG_INSTALL_DIR)/usr/include/python$(PYTHON_VERSION) \
 		$(1)/usr/include/
 	$(CP) \
-		$(STAGING_DIR)/host/lib/python$(PYTHON_VERSION) \
+		$(HOST_BUILD_PREFIX)/lib/python$(PYTHON_VERSION) \
 		$(PKG_INSTALL_DIR)/usr/lib/libpython$(PYTHON_VERSION).so* \
 		$(1)/usr/lib/
 	$(CP) \
@@ -216,13 +216,13 @@ HOST_CONFIGURE_ARGS+= \
 	--without-cxx-main \
 	--without-pymalloc \
 	--with-threads \
-	--prefix=$(STAGING_DIR)/host \
-	--exec-prefix=$(STAGING_DIR)/host \
-	--sysconfdir=$(STAGING_DIR_HOST)/host/etc \
-	--localstatedir=$(STAGING_DIR)/host/var \
-	--sbindir=$(STAGING_DIR)/host/bin \
-	--with-system-expat=$(STAGING_DIR)/host \
-	--with-system-ffi=$(STAGING_DIR)/host \
+	--prefix=$(HOST_BUILD_PREFIX) \
+	--exec-prefix=$(HOST_BUILD_PREFIX) \
+	--sysconfdir=$(HOST_BUILD_PREFIX)/etc \
+	--localstatedir=$(HOST_BUILD_PREFIX)/var \
+	--sbindir=$(HOST_BUILD_PREFIX)/bin \
+	--with-system-expat=$(HOST_BUILD_PREFIX) \
+	--with-system-ffi=$(HOST_BUILD_PREFIX) \
 	--with-ensurepip=upgrade \
 	CONFIG_SITE= \
 	CFLAGS="$(HOST_CFLAGS)"
@@ -233,10 +233,11 @@ define Host/Compile
 endef
 
 define Host/Install
-	$(INSTALL_DIR) $(STAGING_DIR)/host/bin/
 	$(MAKE) -C $(HOST_BUILD_DIR) install
-	$(INSTALL_BIN) $(HOST_BUILD_DIR)/Parser/pgen $(STAGING_DIR)/host/bin/pgen3
-	$(INSTALL_BIN) $(HOST_BUILD_DIR)/Programs/_freeze_importlib $(STAGING_DIR)/host/bin/_freeze_importlib
+
+	$(INSTALL_DIR) $(HOST_BUILD_PREFIX)/bin/
+	$(INSTALL_BIN) $(HOST_BUILD_DIR)/Parser/pgen $(HOST_BUILD_PREFIX)/bin/pgen3
+	$(INSTALL_BIN) $(HOST_BUILD_DIR)/Programs/_freeze_importlib $(HOST_BUILD_PREFIX)/bin/_freeze_importlib
 endef
 
 $(eval $(call HostBuild))

lang/python3/files/python3-package.mk

@@ -20,8 +20,8 @@ PYTHON3_PKG_DIR:=/usr/lib/python$(PYTHON3_VERSION)/site-packages
 
 PYTHON3:=python$(PYTHON3_VERSION)
 
-HOST_PYTHON3_LIB_DIR:=$(STAGING_DIR)/host/lib/python$(PYTHON3_VERSION)
-HOST_PYTHON3_BIN:=$(STAGING_DIR)/host/bin/python3
+HOST_PYTHON3_LIB_DIR:=$(HOST_BUILD_PREFIX)/lib/python$(PYTHON3_VERSION)
+HOST_PYTHON3_BIN:=$(HOST_BUILD_PREFIX)/bin/python3
 
 PYTHON3PATH:=$(PYTHON3_LIB_DIR):$(STAGING_DIR)/$(PYTHON3_PKG_DIR):$(PKG_INSTALL_DIR)/$(PYTHON3_PKG_DIR)
 define HostPython3