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3
by David Barth
more autotool stuff |
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## this one is commonly used with AM_PATH_PYTHONDIR ...
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dnl AM_CHECK_PYMOD(MODNAME [,SYMBOL [,ACTION-IF-FOUND [,ACTION-IF-NOT-FOUND]]]) |
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dnl Check if a module containing a given symbol is visible to python. |
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AC_DEFUN([AM_CHECK_PYMOD], |
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[AC_REQUIRE([AM_PATH_PYTHON]) |
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py_mod_var=`echo $1['_']$2 | sed 'y%./+-%__p_%'` |
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AC_MSG_CHECKING(for ifelse([$2],[],,[$2 in ])python module $1) |
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AC_CACHE_VAL(py_cv_mod_$py_mod_var, [ |
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ifelse([$2],[], [prog=" |
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import sys |
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try: |
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import $1 |
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except ImportError: |
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sys.exit(1) |
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except: |
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sys.exit(0) |
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sys.exit(0)"], [prog=" |
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import $1 |
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$1.$2"]) |
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if $PYTHON -c "$prog" 1>&AC_FD_CC 2>&AC_FD_CC |
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then
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eval "py_cv_mod_$py_mod_var=yes" |
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else
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eval "py_cv_mod_$py_mod_var=no" |
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fi
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])
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py_val=`eval "echo \`echo '$py_cv_mod_'$py_mod_var\`"` |
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if test "x$py_val" != xno; then |
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AC_MSG_RESULT(yes) |
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ifelse([$3], [],, [$3 |
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])dnl |
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else
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AC_MSG_RESULT(no) |
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ifelse([$4], [],, [$4 |
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])dnl |
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fi
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])
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dnl a macro to check for ability to create python extensions |
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dnl AM_CHECK_PYTHON_HEADERS([ACTION-IF-POSSIBLE], [ACTION-IF-NOT-POSSIBLE]) |
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dnl function also defines PYTHON_INCLUDES |
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AC_DEFUN([AM_CHECK_PYTHON_HEADERS], |
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[AC_REQUIRE([AM_PATH_PYTHON]) |
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AC_MSG_CHECKING(for headers required to compile python extensions) |
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dnl deduce PYTHON_INCLUDES |
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py_prefix=`$PYTHON -c "import sys; print sys.prefix"` |
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py_exec_prefix=`$PYTHON -c "import sys; print sys.exec_prefix"` |
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PYTHON_INCLUDES="-I${py_prefix}/include/python${PYTHON_VERSION}" |
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if test "$py_prefix" != "$py_exec_prefix"; then |
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PYTHON_INCLUDES="$PYTHON_INCLUDES -I${py_exec_prefix}/include/python${PYTHON_VERSION}" |
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fi
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AC_SUBST(PYTHON_INCLUDES) |
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dnl check if the headers exist: |
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save_CPPFLAGS="$CPPFLAGS" |
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CPPFLAGS="$CPPFLAGS $PYTHON_INCLUDES" |
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AC_TRY_CPP([#include <Python.h>],dnl |
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[AC_MSG_RESULT(found) |
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$1],dnl |
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[AC_MSG_RESULT(not found) |
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$2]) |
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CPPFLAGS="$save_CPPFLAGS" |
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])
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