python/build

   1 #!/bin/sh -e
   2
   3 # Remove util-linux dependency among other things.
   4 cat >> Modules/Setup <<EOF
   5 *disabled*
   6 _uuid nis ossaudiodev
   7 EOF
   8
   9 # Reported 20-27% performance improvements.
  10 # See: "PythonNoSemanticInterpositionSpeedup"
  11 export CFLAGS="-DNDEBUG -pipe -march=westmere -fno-semantic-interposition"
  12 export LDFLAGS="$LDFLAGS -fno-semantic-interposition"
  13
  14 for patch in *.patch; do
  15     patch -p1 < "$patch"
  16 done
  17
  18 ./configure \
  19     --prefix=/usr \
  20     --enable-shared \
  21     --with-system-expat \
  22     --with-system-ffi \
  23     --with-ensurepip=yes \
  24     --without-doc-strings
  25
  26 make EXTRA_CFLAGS="-DNDEBUG -pipe -march=westmere -DTHREAD_STACK_SIZE=0x100000"
  27 make install
  28
  29 ln -s python3 "$1/usr/bin/python"
  30 ln -s pip3    "$1/usr/bin/pip"
  31
  32 # Let's make some kind of effort to reduce the overall
  33 # size of Python by removing a bunch of rarely used and
  34 # otherwise useless components.
  35 #
  36 # This can't be done via ./configure as the build system
  37 # doesn't give you this much control over the process.
  38 {
  39     cd "$1/usr/lib/python"*
  40     rm -rf test ./*/test ./*/tests
  41     rm -rf pydoc* idlelib turtle* config-*
  42
  43     cd "$1/usr/bin"
  44     rm -f pydoc* idle*
  45 }