m4/python.m4

   1 AC_DEFUN(RFX_CHECK_PYTHON,
   2 [
   3 AC_MSG_CHECKING([for Python.h and PIL])
   4
   5 if test "x$PYTHON_LIB" '!=' "x" -a "x$PYTHON_INCLUDES" '!=' "x";then
   6     PY_VERSION=unknown
   7 else
   8     if test "x$PYTHON_LIB" '!=' "x" -o "x$PYTHON_INCLUDES" '!=' "x";then
   9         echo "Set both PYTHON_LIB and PYTHON_INCLUDES, or none at all"
  10     fi
  11     # iterate through version 2.2 to 2.4
  12     for v in 2 3 4; do
  13         # Linux
  14         if test -f "/usr/lib/python2.$v/site-packages/PIL/_imaging.so" -a -f "/usr/include/python2.$v/Python.h";then
  15             PY_VERSION=2.$v
  16             PYTHON_LIB="-lpython$PY_VERSION /usr/lib/python$PY_VERSION/site-packages/PIL/_imaging.so"
  17             PYTHON_INCLUDES="-I/usr/include/python$PY_VERSION"
  18         fi
  19         # Mac OS X
  20         if test -f "/Library/Python/2.$v/PIL/_imaging.so" \
  21                 -a "/System/Library/Frameworks/Python.framework/Versions/2.$v/include/python2.$v/Python.h";then
  22             PY_VERSION=2.$v
  23             #PYTHON_LIB="-lpython$PY_VERSION /Library/Python/2.$v/PIL/_imaging.so"
  24             PYTHON_LIB="-framework Python /Library/Python/2.$v/PIL/_imaging.so"
  25             PYTHON_INCLUDES="-I/System/Library/Frameworks/Python.framework/Versions/2.$v/include/python2.$v/"
  26         fi
  27     done
  28 fi
  29
  30 if test "x$PY_VERSION" "!=" "x"; then
  31     AC_MSG_RESULT($PY_VERSION)
  32     export PYTHON_INCLUDES PYTHON_LIB
  33     AC_SUBST(PYTHON_LIB)
  34     AC_SUBST(PYTHON_INCLUDES)
  35     AC_MSG_CHECKING([whether we can compile the python test program])
  36
  37     cat > conftest.c << EOF
  38 #include <Python.h>
  39 #include <Imaging.h>
  40
  41 int main()
  42 {
  43     int ret;
  44     ret = Py_Main(0, 0);
  45     int x; // check also for gcc 2.95.x incompatibilities
  46     return ret;
  47 }
  48 EOF
  49     ac_link='$CC $CPPFLAGS $CFLAGS $PYTHON_INCLUDES conftest.c $LDFLAGS $PYTHON_LIB $LIBS -o conftest${ac_exeext}'
  50     if { (eval echo python.m4: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
  51         AC_MSG_RESULT(yes)
  52         PYTHON_OK=yes
  53     else
  54         echo "configure: failed program was:" >&5
  55         cat conftest.c >&5
  56         AC_MSG_RESULT(no)
  57     fi
  58     rm -f conftest*
  59 else
  60     AC_MSG_RESULT(nope)
  61 fi
  62 ])