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1 # PYTHON_DEVEL()
2 #
3 # Checks for Python and tries to get the include path to 'Python.h', and
4 # the libpython library.
5 # It provides the $(PYTHON_CFLAGS) $(PYTHON_LIBS) output variables.
6 AC_DEFUN([PYTHON_DEVEL],
7 [
8 AC_REQUIRE([AM_PATH_PYTHON])
9
10 python_prefix=${PYTHON%/bin*}
11
12 # Check for Python include path
13 AC_MSG_CHECKING([for python include path])
14 for i in "$python_prefix/include/python$PYTHON_VERSION/" \
15 "$python_prefix/include/python/" "$python_prefix/"
16 do
17 python_path=`find $i -type f -name Python.h -print`
18 test "$python_path" && break
19 done
20 for i in $python_path
21 do
22 python_path=${python_path%/Python.h}
23 break
24 done
25 if test "$python_path"
26 then
27 AC_MSG_RESULT([$python_path])
28 else
29 AC_MSG_ERROR([cannot find python include path])
30 fi
31 AC_SUBST([PYTHON_CFLAGS], [-I$python_path])
32
33 # Check for a Python library
34 AC_MSG_CHECKING([for python library])
35 PYLIB=""
36 for i in "$python_prefix/lib" \
37 "$python_prefix/lib/python$PYTHON_VERSION/config" \
38 "$python_prefix/lib/python$PYTHON_VERSION/lib" \
39 "$python_prefix/lib/python/lib"
40 do
41 if test -r "$i/libpython$PYTHON_VERSION.so"; then
42 PYLIB="$i/libpython$PYTHON_VERSION.so"
43 PYTHON_LIBS="-L$i -l$PYVERSION"
44 break
45 else
46 if test -r "$i/lib$PYVERSION.a"; then
47 PYLIB="$i/lib$PYVERSION.a"
48 PYTHON_LIBS="-L$i -l$PYVERSION -lpthread -ldl -lutil -lm"
49 break
50 else
51 # look for really old versions
52 if test -r "$i/libPython.a"; then
53 PYLIB="$i/libPython.a"
54 PYTHON_LIBS="-L$i -lModules -lPython -lObjects -lParser"
55 break
56 fi
57 fi
58 fi
59 done
60 if test "$python_path"
61 then
62 AC_MSG_RESULT([$PYLIB])
63 else
64 AC_MSG_ERROR([cannot find python library])
65 fi
66 AC_SUBST([PYTHON_LIBS])
67 ])
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