package/python/python.mk

   1 ################################################################################
   2 #
   3 # python
   4 #
   5 ################################################################################
   6
   7 PYTHON_VERSION_MAJOR = 2.7
   8 PYTHON_VERSION = $(PYTHON_VERSION_MAJOR).13
   9 PYTHON_SOURCE = Python-$(PYTHON_VERSION).tar.xz
  10 PYTHON_SITE = http://python.org/ftp/python/$(PYTHON_VERSION)
  11 PYTHON_LICENSE = Python software foundation license v2, others
  12 PYTHON_LICENSE_FILES = LICENSE
  13 PYTHON_LIBTOOL_PATCH = NO
  14
  15 # Python needs itself to be built, so in order to cross-compile
  16 # Python, we need to build a host Python first. This host Python is
  17 # also installed in $(HOST_DIR), as it is needed when cross-compiling
  18 # third-party Python modules.
  19
  20 HOST_PYTHON_CONF_OPTS +=        \
  21         --enable-static         \
  22         --without-cxx-main      \
  23         --disable-sqlite3       \
  24         --disable-tk            \
  25         --with-expat=system     \
  26         --disable-curses        \
  27         --disable-codecs-cjk    \
  28         --disable-nis           \
  29         --enable-unicodedata    \
  30         --disable-dbm           \
  31         --disable-gdbm          \
  32         --disable-bsddb         \
  33         --disable-test-modules  \
  34         --disable-bz2           \
  35         --disable-ssl           \
  36         --disable-ossaudiodev   \
  37         --disable-pyo-build
  38
  39 # Make sure that LD_LIBRARY_PATH overrides -rpath.
  40 # This is needed because libpython may be installed at the same time that
  41 # python is called.
  42 # Make python believe we don't have 'hg' and 'svn', so that it doesn't
  43 # try to communicate over the network during the build.
  44 HOST_PYTHON_CONF_ENV += \
  45         LDFLAGS="$(HOST_LDFLAGS) -Wl,--enable-new-dtags" \
  46         ac_cv_prog_HAS_HG=/bin/false \
  47         ac_cv_prog_SVNVERSION=/bin/false
  48
  49 # Building host python in parallel sometimes triggers a "Bus error"
  50 # during the execution of "./python setup.py build" in the
  51 # installation step. It is probably due to the installation of a
  52 # shared library taking place in parallel to the execution of
  53 # ./python, causing spurious Bus error. Building host-python with
  54 # MAKE1 has shown to workaround the problem.
  55 HOST_PYTHON_MAKE = $(MAKE1)
  56
  57 PYTHON_DEPENDENCIES = host-python libffi
  58
  59 HOST_PYTHON_DEPENDENCIES = host-expat host-zlib
  60
  61 PYTHON_INSTALL_STAGING = YES
  62
  63 ifeq ($(BR2_PACKAGE_PYTHON_READLINE),y)
  64 PYTHON_DEPENDENCIES += readline
  65 endif
  66
  67 ifeq ($(BR2_PACKAGE_PYTHON_CURSES),y)
  68 PYTHON_DEPENDENCIES += ncurses
  69 else
  70 PYTHON_CONF_OPTS += --disable-curses
  71 endif
  72
  73 ifeq ($(BR2_PACKAGE_PYTHON_PYEXPAT),y)
  74 PYTHON_DEPENDENCIES += expat
  75 PYTHON_CONF_OPTS += --with-expat=system
  76 else
  77 PYTHON_CONF_OPTS += --with-expat=none
  78 endif
  79
  80 ifeq ($(BR2_PACKAGE_PYTHON_BSDDB),y)
  81 PYTHON_DEPENDENCIES += berkeleydb
  82 else
  83 PYTHON_CONF_OPTS += --disable-bsddb
  84 endif
  85
  86 ifeq ($(BR2_PACKAGE_PYTHON_SQLITE),y)
  87 PYTHON_DEPENDENCIES += sqlite
  88 else
  89 PYTHON_CONF_OPTS += --disable-sqlite3
  90 endif
  91
  92 ifeq ($(BR2_PACKAGE_PYTHON_SSL),y)
  93 PYTHON_DEPENDENCIES += openssl
  94 else
  95 PYTHON_CONF_OPTS += --disable-ssl
  96 endif
  97
  98 ifneq ($(BR2_PACKAGE_PYTHON_CODECSCJK),y)
  99 PYTHON_CONF_OPTS += --disable-codecs-cjk
 100 endif
 101
 102 ifneq ($(BR2_PACKAGE_PYTHON_UNICODEDATA),y)
 103 PYTHON_CONF_OPTS += --disable-unicodedata
 104 endif
 105
 106 # Default is UCS2 w/o a conf opt
 107 ifeq ($(BR2_PACKAGE_PYTHON_UCS4),y)
 108 # host-python must have the same UCS2/4 configuration as the target
 109 # python
 110 HOST_PYTHON_CONF_OPTS += --enable-unicode=ucs4
 111 PYTHON_CONF_OPTS += --enable-unicode=ucs4
 112 endif
 113
 114 ifeq ($(BR2_PACKAGE_PYTHON_BZIP2),y)
 115 PYTHON_DEPENDENCIES += bzip2
 116 else
 117 PYTHON_CONF_OPTS += --disable-bz2
 118 endif
 119
 120 ifeq ($(BR2_PACKAGE_PYTHON_ZLIB),y)
 121 PYTHON_DEPENDENCIES += zlib
 122 else
 123 PYTHON_CONF_OPTS += --disable-zlib
 124 endif
 125
 126 ifeq ($(BR2_PACKAGE_PYTHON_HASHLIB),y)
 127 PYTHON_DEPENDENCIES += openssl
 128 endif
 129
 130 ifeq ($(BR2_PACKAGE_PYTHON_OSSAUDIODEV),y)
 131 PYTHON_CONF_OPTS += --enable-ossaudiodev
 132 else
 133 PYTHON_CONF_OPTS += --disable-ossaudiodev
 134 endif
 135
 136 # Make python believe we don't have 'hg' and 'svn', so that it doesn't
 137 # try to communicate over the network during the build.
 138 PYTHON_CONF_ENV += \
 139         ac_cv_have_long_long_format=yes \
 140         ac_cv_file__dev_ptmx=yes \
 141         ac_cv_file__dev_ptc=yes \
 142         ac_cv_working_tzset=yes \
 143         ac_cv_prog_HAS_HG=/bin/false \
 144         ac_cv_prog_SVNVERSION=/bin/false
 145
 146 # GCC is always compliant with IEEE754
 147 ifeq ($(BR2_ENDIAN),"LITTLE")
 148 PYTHON_CONF_ENV += ac_cv_little_endian_double=yes
 149 else
 150 PYTHON_CONF_ENV += ac_cv_big_endian_double=yes
 151 endif
 152
 153 PYTHON_CONF_OPTS += \
 154         --without-cxx-main      \
 155         --without-doc-strings   \
 156         --with-system-ffi       \
 157         --disable-pydoc         \
 158         --disable-test-modules  \
 159         --disable-lib2to3       \
 160         --disable-gdbm          \
 161         --disable-tk            \
 162         --disable-nis           \
 163         --disable-dbm           \
 164         --disable-pyo-build     \
 165         --disable-pyc-build
 166
 167 # This is needed to make sure the Python build process doesn't try to
 168 # regenerate those files with the pgen program. Otherwise, it builds
 169 # pgen for the target, and tries to run it on the host.
 170
 171 define PYTHON_TOUCH_GRAMMAR_FILES
 172         touch $(@D)/Include/graminit.h $(@D)/Python/graminit.c
 173 endef
 174
 175 PYTHON_POST_PATCH_HOOKS += PYTHON_TOUCH_GRAMMAR_FILES
 176
 177 #
 178 # Remove useless files. In the config/ directory, only the Makefile
 179 # and the pyconfig.h files are needed at runtime.
 180 #
 181 # idle & smtpd.py have bad shebangs and are mostly samples
 182 #
 183 define PYTHON_REMOVE_USELESS_FILES
 184         rm -f $(TARGET_DIR)/usr/bin/python$(PYTHON_VERSION_MAJOR)-config
 185         rm -f $(TARGET_DIR)/usr/bin/python2-config
 186         rm -f $(TARGET_DIR)/usr/bin/python-config
 187         rm -f $(TARGET_DIR)/usr/bin/smtpd.py
 188         for i in `find $(TARGET_DIR)/usr/lib/python$(PYTHON_VERSION_MAJOR)/config/ \
 189                 -type f -not -name pyconfig.h -a -not -name Makefile` ; do \
 190                 rm -f $$i ; \
 191         done
 192 endef
 193
 194 PYTHON_POST_INSTALL_TARGET_HOOKS += PYTHON_REMOVE_USELESS_FILES
 195
 196 #
 197 # Make sure libpython gets stripped out on target
 198 #
 199 define PYTHON_ENSURE_LIBPYTHON_STRIPPED
 200         chmod u+w $(TARGET_DIR)/usr/lib/libpython$(PYTHON_VERSION_MAJOR)*.so
 201 endef
 202
 203 PYTHON_POST_INSTALL_TARGET_HOOKS += PYTHON_ENSURE_LIBPYTHON_STRIPPED
 204
 205 # Always install the python symlink in the target tree
 206 define PYTHON_INSTALL_TARGET_PYTHON_SYMLINK
 207         ln -sf python2 $(TARGET_DIR)/usr/bin/python
 208 endef
 209
 210 PYTHON_POST_INSTALL_TARGET_HOOKS += PYTHON_INSTALL_TARGET_PYTHON_SYMLINK
 211
 212 # Always install the python-config symlink in the staging tree
 213 define PYTHON_INSTALL_STAGING_PYTHON_CONFIG_SYMLINK
 214         ln -sf python2-config $(STAGING_DIR)/usr/bin/python-config
 215 endef
 216
 217 PYTHON_POST_INSTALL_STAGING_HOOKS += PYTHON_INSTALL_STAGING_PYTHON_CONFIG_SYMLINK
 218
 219 PYTHON_AUTORECONF = YES
 220
 221 # Some packages may have build scripts requiring python2.
 222 # Only install the python symlink in the host tree if python3 is not enabled
 223 # for the target, otherwise the default python program may be missing.
 224 ifneq ($(BR2_PACKAGE_PYTHON3),y)
 225 define HOST_PYTHON_INSTALL_PYTHON_SYMLINK
 226         ln -sf python2 $(HOST_DIR)/usr/bin/python
 227         ln -sf python2-config $(HOST_DIR)/usr/bin/python-config
 228 endef
 229
 230 HOST_PYTHON_POST_INSTALL_HOOKS += HOST_PYTHON_INSTALL_PYTHON_SYMLINK
 231 endif
 232
 233 # Provided to other packages
 234 PYTHON_PATH = $(TARGET_DIR)/usr/lib/python$(PYTHON_VERSION_MAJOR)/sysconfigdata/:$(TARGET_DIR)/usr/lib/python$(PYTHON_VERSION_MAJOR)/site-packages/
 235
 236 $(eval $(autotools-package))
 237 $(eval $(host-autotools-package))
 238
 239 define PYTHON_CREATE_PYC_FILES
 240         PYTHONPATH="$(PYTHON_PATH)" \
 241         $(HOST_DIR)/usr/bin/python$(PYTHON_VERSION_MAJOR) \
 242                 support/scripts/pycompile.py \
 243                 $(TARGET_DIR)/usr/lib/python$(PYTHON_VERSION_MAJOR)
 244 endef
 245
 246 ifeq ($(BR2_PACKAGE_PYTHON_PYC_ONLY)$(BR2_PACKAGE_PYTHON_PY_PYC),y)
 247 PYTHON_TARGET_FINALIZE_HOOKS += PYTHON_CREATE_PYC_FILES
 248 endif
 249
 250 ifeq ($(BR2_PACKAGE_PYTHON_PYC_ONLY),y)
 251 define PYTHON_REMOVE_PY_FILES
 252         find $(TARGET_DIR)/usr/lib/python$(PYTHON_VERSION_MAJOR) -name '*.py' -print0 | \
 253                 xargs -0 --no-run-if-empty rm -f
 254 endef
 255 PYTHON_TARGET_FINALIZE_HOOKS += PYTHON_REMOVE_PY_FILES
 256 endif
 257
 258 # Normally, *.pyc files should not have been compiled, but just in
 259 # case, we make sure we remove all of them.
 260 ifeq ($(BR2_PACKAGE_PYTHON_PY_ONLY),y)
 261 define PYTHON_REMOVE_PYC_FILES
 262         find $(TARGET_DIR)/usr/lib/python$(PYTHON_VERSION_MAJOR) -name '*.pyc' -print0 | \
 263                 xargs -0 --no-run-if-empty rm -f
 264 endef
 265 PYTHON_TARGET_FINALIZE_HOOKS += PYTHON_REMOVE_PYC_FILES
 266 endif
 267
 268 # In all cases, we don't want to keep the optimized .pyo files
 269 define PYTHON_REMOVE_PYO_FILES
 270         find $(TARGET_DIR)/usr/lib/python$(PYTHON_VERSION_MAJOR) -name '*.pyo' -print0 | \
 271                 xargs -0 --no-run-if-empty rm -f
 272 endef
 273 PYTHON_TARGET_FINALIZE_HOOKS += PYTHON_REMOVE_PYO_FILES