lang/python/files/python-host.mk

   1 #
   2 # Copyright (C) 2015-2016 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 ifneq ($(__python_host_mk_inc),1)
   9 __python_host_mk_inc=1
  10
  11 # Compatibility fallback for older OpenWrt and LEDE versions
  12 ifeq ($(STAGING_DIR_HOSTPKG),)
  13   $(warning STAGING_DIR_HOSTPKG is unset - falling back to $$(STAGING_DIR)/host)
  14   STAGING_DIR_HOSTPKG := $(STAGING_DIR)/host
  15 endif
  16
  17 HOST_PYTHON_DIR:=$(STAGING_DIR_HOSTPKG)
  18 HOST_PYTHON_INC_DIR:=$(HOST_PYTHON_DIR)/include/python$(PYTHON_VERSION)
  19 HOST_PYTHON_LIB_DIR:=$(HOST_PYTHON_DIR)/lib/python$(PYTHON_VERSION)
  20
  21 HOST_PYTHON_PKG_DIR:=/lib/python$(PYTHON_VERSION)/site-packages
  22
  23 HOST_PYTHON_BIN:=$(HOST_PYTHON_DIR)/bin/python$(PYTHON_VERSION)
  24
  25 HOST_PYTHONPATH:=$(HOST_PYTHON_LIB_DIR):$(STAGING_DIR_HOSTPKG)/$(HOST_PYTHON_PKG_DIR)
  26
  27 define HostPython
  28         if [ "$(strip $(3))" == "HOST" ]; then \
  29                 export PYTHONPATH="$(HOST_PYTHONPATH)"; \
  30                 export PYTHONDONTWRITEBYTECODE=0; \
  31         else \
  32                 export PYTHONPATH="$(PYTHONPATH)"; \
  33                 export PYTHONDONTWRITEBYTECODE=1; \
  34                 export _python_sysroot="$(STAGING_DIR)"; \
  35                 export _python_prefix="/usr"; \
  36                 export _python_exec_prefix="/usr"; \
  37         fi; \
  38         export PYTHONOPTIMIZE=""; \
  39         $(1) \
  40         $(HOST_PYTHON_BIN) $(2);
  41 endef
  42
  43 # $(1) => commands to execute before running pythons script
  44 # $(2) => python script and its arguments
  45 # $(3) => additional variables
  46 define Build/Compile/HostPyRunHost
  47         $(call HostPython, \
  48                 $(if $(1),$(1);) \
  49                 CC="$(HOSTCC)" \
  50                 CCSHARED="$(HOSTCC) $(HOST_FPIC)" \
  51                 CXX="$(HOSTCXX)" \
  52                 LD="$(HOSTCC)" \
  53                 LDSHARED="$(HOSTCC) -shared" \
  54                 CFLAGS="$(HOST_CFLAGS)" \
  55                 CPPFLAGS="$(HOST_CPPFLAGS) -I$(HOST_PYTHON_INC_DIR)" \
  56                 LDFLAGS="$(HOST_LDFLAGS) -lpython$(PYTHON_VERSION) -Wl$(comma)-rpath=$(STAGING_DIR_HOSTPKG)/lib" \
  57                 _PYTHON_HOST_PLATFORM=linux2 \
  58                 $(3) \
  59                 , \
  60                 $(2) \
  61                 , \
  62                 HOST \
  63         )
  64 endef
  65
  66
  67 # $(1) => build subdir
  68 # $(2) => additional arguments to setup.py
  69 # $(3) => additional variables
  70 define Build/Compile/HostPyMod
  71         $(call Build/Compile/HostPyRunHost, \
  72                 cd $(HOST_BUILD_DIR)/$(strip $(1)), \
  73                 ./setup.py $(2), \
  74                 $(3))
  75 endef
  76
  77 endif # __python_host_mk_inc