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 PYTHON_CONF_OPTS += --enable-unicode=ucs4
 109 endif
 110
 111 ifeq ($(BR2_PACKAGE_PYTHON_BZIP2),y)
 112 PYTHON_DEPENDENCIES += bzip2
 113 else
 114 PYTHON_CONF_OPTS += --disable-bz2
 115 endif
 116
 117 ifeq ($(BR2_PACKAGE_PYTHON_ZLIB),y)
 118 PYTHON_DEPENDENCIES += zlib
 119 else
 120 PYTHON_CONF_OPTS += --disable-zlib
 121 endif
 122
 123 ifeq ($(BR2_PACKAGE_PYTHON_HASHLIB),y)
 124 PYTHON_DEPENDENCIES += openssl
 125 endif
 126
 127 ifeq ($(BR2_PACKAGE_PYTHON_OSSAUDIODEV),y)
 128 PYTHON_CONF_OPTS += --enable-ossaudiodev
 129 else
 130 PYTHON_CONF_OPTS += --disable-ossaudiodev
 131 endif
 132
 133 # Make python believe we don't have 'hg' and 'svn', so that it doesn't
 134 # try to communicate over the network during the build.
 135 PYTHON_CONF_ENV += \
 136         ac_cv_have_long_long_format=yes \
 137         ac_cv_file__dev_ptmx=yes \
 138         ac_cv_file__dev_ptc=yes \
 139         ac_cv_working_tzset=yes \
 140         ac_cv_prog_HAS_HG=/bin/false \
 141         ac_cv_prog_SVNVERSION=/bin/false
 142
 143 # GCC is always compliant with IEEE754
 144 ifeq ($(BR2_ENDIAN),"LITTLE")
 145 PYTHON_CONF_ENV += ac_cv_little_endian_double=yes
 146 else
 147 PYTHON_CONF_ENV += ac_cv_big_endian_double=yes
 148 endif
 149
 150 PYTHON_CONF_OPTS += \
 151         --without-cxx-main      \
 152         --without-doc-strings   \
 153         --with-system-ffi       \
 154         --disable-pydoc         \
 155         --disable-test-modules  \
 156         --disable-lib2to3       \
 157         --disable-gdbm          \
 158         --disable-tk            \
 159         --disable-nis           \
 160         --disable-dbm           \
 161         --disable-pyo-build     \
 162         --disable-pyc-build
 163
 164 # This is needed to make sure the Python build process doesn't try to
 165 # regenerate those files with the pgen program. Otherwise, it builds
 166 # pgen for the target, and tries to run it on the host.
 167
 168 define PYTHON_TOUCH_GRAMMAR_FILES
 169         touch $(@D)/Include/graminit.h $(@D)/Python/graminit.c
 170 endef
 171
 172 PYTHON_POST_PATCH_HOOKS += PYTHON_TOUCH_GRAMMAR_FILES
 173
 174 #
 175 # Remove useless files. In the config/ directory, only the Makefile
 176 # and the pyconfig.h files are needed at runtime.
 177 #
 178 # idle & smtpd.py have bad shebangs and are mostly samples
 179 #
 180 define PYTHON_REMOVE_USELESS_FILES
 181         rm -f $(TARGET_DIR)/usr/bin/python$(PYTHON_VERSION_MAJOR)-config
 182         rm -f $(TARGET_DIR)/usr/bin/python2-config
 183         rm -f $(TARGET_DIR)/usr/bin/python-config
 184         rm -f $(TARGET_DIR)/usr/bin/smtpd.py
 185         for i in `find $(TARGET_DIR)/usr/lib/python$(PYTHON_VERSION_MAJOR)/config/ \
 186                 -type f -not -name pyconfig.h -a -not -name Makefile` ; do \
 187                 rm -f $$i ; \
 188         done
 189 endef
 190
 191 PYTHON_POST_INSTALL_TARGET_HOOKS += PYTHON_REMOVE_USELESS_FILES
 192
 193 #
 194 # Make sure libpython gets stripped out on target
 195 #
 196 define PYTHON_ENSURE_LIBPYTHON_STRIPPED
 197         chmod u+w $(TARGET_DIR)/usr/lib/libpython$(PYTHON_VERSION_MAJOR)*.so
 198 endef
 199
 200 PYTHON_POST_INSTALL_TARGET_HOOKS += PYTHON_ENSURE_LIBPYTHON_STRIPPED
 201
 202 # Always install the python symlink in the target tree
 203 define PYTHON_INSTALL_TARGET_PYTHON_SYMLINK
 204         ln -sf python2 $(TARGET_DIR)/usr/bin/python
 205 endef
 206
 207 PYTHON_POST_INSTALL_TARGET_HOOKS += PYTHON_INSTALL_TARGET_PYTHON_SYMLINK
 208
 209 # Always install the python-config symlink in the staging tree
 210 define PYTHON_INSTALL_STAGING_PYTHON_CONFIG_SYMLINK
 211         ln -sf python2-config $(STAGING_DIR)/usr/bin/python-config
 212 endef
 213
 214 PYTHON_POST_INSTALL_STAGING_HOOKS += PYTHON_INSTALL_STAGING_PYTHON_CONFIG_SYMLINK
 215
 216 PYTHON_AUTORECONF = YES
 217
 218 # Some packages may have build scripts requiring python2.
 219 # Only install the python symlink in the host tree if python3 is not enabled
 220 # for the target, otherwise the default python program may be missing.
 221 ifneq ($(BR2_PACKAGE_PYTHON3),y)
 222 define HOST_PYTHON_INSTALL_PYTHON_SYMLINK
 223         ln -sf python2 $(HOST_DIR)/usr/bin/python
 224         ln -sf python2-config $(HOST_DIR)/usr/bin/python-config
 225 endef
 226
 227 HOST_PYTHON_POST_INSTALL_HOOKS += HOST_PYTHON_INSTALL_PYTHON_SYMLINK
 228 endif
 229
 230 # Provided to other packages
 231 PYTHON_PATH = $(TARGET_DIR)/usr/lib/python$(PYTHON_VERSION_MAJOR)/sysconfigdata/:$(TARGET_DIR)/usr/lib/python$(PYTHON_VERSION_MAJOR)/site-packages/
 232
 233 $(eval $(autotools-package))
 234 $(eval $(host-autotools-package))
 235
 236 define PYTHON_CREATE_PYC_FILES
 237         PYTHONPATH="$(PYTHON_PATH)" \
 238         $(HOST_DIR)/usr/bin/python$(PYTHON_VERSION_MAJOR) \
 239                 support/scripts/pycompile.py \
 240                 $(TARGET_DIR)/usr/lib/python$(PYTHON_VERSION_MAJOR)
 241 endef
 242
 243 ifeq ($(BR2_PACKAGE_PYTHON_PYC_ONLY)$(BR2_PACKAGE_PYTHON_PY_PYC),y)
 244 PYTHON_TARGET_FINALIZE_HOOKS += PYTHON_CREATE_PYC_FILES
 245 endif
 246
 247 ifeq ($(BR2_PACKAGE_PYTHON_PYC_ONLY),y)
 248 define PYTHON_REMOVE_PY_FILES
 249         find $(TARGET_DIR)/usr/lib/python$(PYTHON_VERSION_MAJOR) -name '*.py' -print0 | \
 250                 xargs -0 --no-run-if-empty rm -f
 251 endef
 252 PYTHON_TARGET_FINALIZE_HOOKS += PYTHON_REMOVE_PY_FILES
 253 endif
 254
 255 # Normally, *.pyc files should not have been compiled, but just in
 256 # case, we make sure we remove all of them.
 257 ifeq ($(BR2_PACKAGE_PYTHON_PY_ONLY),y)
 258 define PYTHON_REMOVE_PYC_FILES
 259         find $(TARGET_DIR)/usr/lib/python$(PYTHON_VERSION_MAJOR) -name '*.pyc' -print0 | \
 260                 xargs -0 --no-run-if-empty rm -f
 261 endef
 262 PYTHON_TARGET_FINALIZE_HOOKS += PYTHON_REMOVE_PYC_FILES
 263 endif
 264
 265 # In all cases, we don't want to keep the optimized .pyo files
 266 define PYTHON_REMOVE_PYO_FILES
 267         find $(TARGET_DIR)/usr/lib/python$(PYTHON_VERSION_MAJOR) -name '*.pyo' -print0 | \
 268                 xargs -0 --no-run-if-empty rm -f
 269 endef
 270 PYTHON_TARGET_FINALIZE_HOOKS += PYTHON_REMOVE_PYO_FILES