lang/python/python3-host.mk

   1 #
   2 # Copyright (C) 2017 OpenWrt.org
   3 #
   4 # This is free software, licensed under the GNU General Public License v2.
   5 # See /LICENSE for more information.
   6 #
   7
   8 # Note: include this after `include $(TOPDIR)/rules.mk in your package Makefile
   9 #       if `python3-package.mk` is included, this will already be included
  10
  11 ifneq ($(__python3_host_mk_inc),1)
  12 __python3_host_mk_inc=1
  13
  14 # For PYTHON3_VERSION
  15 python3_mk_path:=$(dir $(lastword $(MAKEFILE_LIST)))
  16 include $(python3_mk_path)python3-version.mk
  17
  18 HOST_PYTHON3_DIR:=$(STAGING_DIR_HOSTPKG)
  19 HOST_PYTHON3_INC_DIR:=$(HOST_PYTHON3_DIR)/include/python$(PYTHON3_VERSION)
  20 HOST_PYTHON3_LIB_DIR:=$(HOST_PYTHON3_DIR)/lib/python$(PYTHON3_VERSION)
  21
  22 HOST_PYTHON3_PKG_DIR:=$(HOST_PYTHON3_DIR)/lib/python$(PYTHON3_VERSION)/site-packages
  23
  24 HOST_PYTHON3_BIN:=$(HOST_PYTHON3_DIR)/bin/python$(PYTHON3_VERSION)
  25
  26 HOST_PYTHON3PATH:=$(HOST_PYTHON3_LIB_DIR):$(HOST_PYTHON3_PKG_DIR)
  27
  28 define HostPython3
  29         if [ "$(strip $(3))" == "HOST" ]; then \
  30                 export PYTHONPATH="$(HOST_PYTHON3PATH)"; \
  31                 export PYTHONDONTWRITEBYTECODE=0; \
  32         else \
  33                 export PYTHONPATH="$(PYTHON3PATH)"; \
  34                 export PYTHONDONTWRITEBYTECODE=1; \
  35                 export _python_sysroot="$(STAGING_DIR)"; \
  36                 export _python_prefix="/usr"; \
  37                 export _python_exec_prefix="/usr"; \
  38         fi; \
  39         export PYTHONOPTIMIZE=""; \
  40         $(1) \
  41         $(HOST_PYTHON3_BIN) $(2);
  42 endef
  43
  44 define host_python3_settings
  45         ARCH="$(HOST_ARCH)" \
  46         CC="$(HOSTCC)" \
  47         CCSHARED="$(HOSTCC) $(HOST_FPIC)" \
  48         CXX="$(HOSTCXX)" \
  49         LD="$(HOSTCC)" \
  50         LDSHARED="$(HOSTCC) -shared" \
  51         CFLAGS="$(HOST_CFLAGS)" \
  52         CPPFLAGS="$(HOST_CPPFLAGS) -I$(HOST_PYTHON3_INC_DIR)" \
  53         LDFLAGS="$(HOST_LDFLAGS) -lpython$(PYTHON3_VERSION) -Wl$(comma)-rpath=$(STAGING_DIR_HOSTPKG)/lib" \
  54         _PYTHON_HOST_PLATFORM=linux2
  55 endef
  56
  57 # $(1) => commands to execute before running pythons script
  58 # $(2) => python script and its arguments
  59 # $(3) => additional variables
  60 define Build/Compile/HostPy3RunHost
  61         $(call HostPython3, \
  62                 $(if $(1),$(1);) \
  63                 $(call host_python3_settings) \
  64                 $(3) \
  65                 , \
  66                 $(2) \
  67                 , \
  68                 HOST \
  69         )
  70 endef
  71
  72 # Note: I shamelessly copied this from Yousong's logic (from python-packages);
  73 HOST_PYTHON3_PIP:=$(STAGING_DIR_HOSTPKG)/bin/pip$(PYTHON3_VERSION)
  74 define host_python3_pip_install
  75         $(call host_python3_settings) \
  76         $(HOST_PYTHON3_PIP) install \
  77                 --root=$(1) \
  78                 --prefix=$(2) \
  79                 --ignore-installed \
  80                 $(3)
  81 endef
  82
  83 define host_python3_pip_install_host
  84 $(call host_python3_pip_install,$(STAGING_DIR_HOSTPKG),"",$(1))
  85 endef
  86
  87 # $(1) => build subdir
  88 # $(2) => additional arguments to setup.py
  89 # $(3) => additional variables
  90 define Build/Compile/HostPy3Mod
  91         $(call Build/Compile/HostPy3RunHost, \
  92                 cd $(HOST_BUILD_DIR)/$(strip $(1)), \
  93                 ./setup.py $(2), \
  94                 $(3))
  95 endef
  96
  97 endif # __python3_host_mk_inc